CN108891558B - Movable cement base loose buttress - Google Patents
Movable cement base loose buttress Download PDFInfo
- Publication number
- CN108891558B CN108891558B CN201810646105.2A CN201810646105A CN108891558B CN 108891558 B CN108891558 B CN 108891558B CN 201810646105 A CN201810646105 A CN 201810646105A CN 108891558 B CN108891558 B CN 108891558B
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- Prior art keywords
- circular
- movable
- adjustable
- cement
- risers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004568 cement Substances 0.000 title claims abstract description 58
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 51
- 239000010959 steel Substances 0.000 claims abstract description 51
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000010276 construction Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 235000000396 iron Nutrition 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C5/00—Equipment usable both on slipways and in dry docks
- B63C5/02—Stagings; Scaffolding; Shores or struts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C5/00—Equipment usable both on slipways and in dry docks
- B63C5/02—Stagings; Scaffolding; Shores or struts
- B63C2005/022—Shores or struts, e.g. individual oblique support elements for stabilizing hulls in dry-docks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a movable cement base movable buttress, which is characterized in that: the steel plate type steel plate angle welding machine comprises four perforated circular risers, angle steel and a cement balancing weight, wherein the perforated circular risers and the angle steel are welded and connected to form a square structure, the cement balancing weight is positioned in the square structure, a three-dimensional grid formed by connecting threaded steel is arranged in the cement balancing weight, and the threaded steel is welded with the circular risers and the angle steel in a lap joint mode through toggle plates; the hydraulic trolley is characterized in that a lifting lug is arranged at the joint of the round vertical pipe and the angle steel, a rectangular pipe is arranged in the cement balancing weight, and a space for a hydraulic trolley to enter is formed between the lower end of the cement balancing weight and the lower end of the round vertical pipe; the adjustable vertical pipe is arranged in the circular vertical pipe, and the adjustable movable head with adjustable height is arranged at the upper end of the adjustable vertical pipe.
Description
Technical Field
The invention belongs to the technical field of ship segmentation tooling equipment, and particularly relates to a movable cement base movable buttress for supporting segments during ship segmentation construction.
Background
When the ship is built, a jig frame is required to be arranged as a support for the segmented construction, and the conventional jig frame mainly comprises two forms: the angle steel type jig frame is an outer sleeve and an inner vertical pipe, the upper end of the inner vertical pipe is provided with a height-adjustable jig frame with adjustable adjusting heads, the two kinds of jig frames are fixed on a hardened and embedded iron field, the lower end of the jig frame is fixedly connected with the embedded iron in a welding mode, the position of the jig frame cannot be adjusted, and when the field planning of a segmented workshop is changed, the jig frame needs to be cut off to cause damage; when the division main scale and the preset tire position scale are greatly different due to the change of the new ship to be received by the shipyard, the utilization rate of the tire frame is not high because the fixed tire frame cannot be readjusted.
The shipyard often temporarily allocates partial total assembly sites for sectional construction according to production requirements, so that sectional jig frames are needed to be newly added in the total assembly sites, the total assembly sites often have no embedded iron or overlarge space between the embedded iron, the whole welded angle steel jig frames are generally needed, the material investment is high, and when the site is moved to be used for other purposes after sectional manufacturing, the angle steel jig frames are seriously damaged by removal, and valuable sites are occupied by placement after removal.
When the split segments are larger due to various limitations such as cabin integrity, outfitting integrity and the like, and the lifting capacity of the segment workshop crane is exceeded, because the segment workshop jig frame is fixed, the method of jacking and demolding in the segment can not be adopted to finish the tire discharging, and therefore, the split segments can only be built or forcedly modified by newly building a tire position under the outfield main crane, in addition, when a large curved surface segment is built, the conventional jig frame needs to use longer angle steel or a vertical pipe as a fulcrum for a large area with four corners, and more diagonal bracing and pulling are needed to be carried out to keep stability while the strength is limited, so that more materials and labor are consumed.
Disclosure of Invention
The invention aims to provide a movable cement base movable buttress so as to solve the problems of the conventional fixed jig frame.
In order to achieve the purpose of solving the problems, the invention adopts the following technical scheme: the movable cement base movable buttress is of a welded steel structure, and comprises four perforated circular risers 1, angle steel 4 and cement balancing weights 10, wherein the perforated circular risers 1 are provided with upper-opening reinforcing rings 3, the lower ends of the perforated circular risers are provided with perforated retainer rings 2, the perforated circular risers 1 and the angle steel 4 are welded to form a square structure, the cement balancing weights 10 which are cast in the main structure and serve as the whole buttress balancing weight are arranged in the square structure, the cement balancing weights 10 are positioned in the square structure, three-dimensional grids formed by connecting threaded steels 9 are arranged in the cement balancing weights 10, the threaded steels 9 are used for meshing the internal space formed by the angle steel 4 and the circular risers 1, rectangular pipes 5 which are welded and connected with the angle steel 4 and used for being inserted by a forklift are further arranged in the cement balancing weights 10, lifting lugs 6 are arranged at the joints of the angle steel 4 and the circular risers 1, triangular toggle plates 7 and sector toggle plates 8 are respectively arranged on the angle steel 4 and the circular risers 1, the threaded steels 9 are respectively welded with the sector toggle plates 8 and the triangular toggle plates 7 in a lap joint mode, and the lower ends of the cement balancing weights 10 and the circular risers 1 are provided with hydraulic trolley entering spaces which meet the requirement that the lower ends of the circular risers 1; the circular vertical pipe 1 is internally provided with an adjustable vertical pipe 11 with holes, and the adjustable vertical pipe 11 is provided with a movable head 13 with adjustable height at the position of a retainer ring 2 with holes.
Preferably, a perforated adjustable vertical pipe 11 is inserted into the circular vertical pipe 1, a T-shaped nut 12 and a movable column head 13 are arranged at the lower end of the adjustable vertical pipe 11, circular through holes are formed in the walls of the perforated adjustable vertical pipe 11 and the perforated circular vertical pipe 1, the circular vertical pipe 1 and the adjustable vertical pipe 11 are connected by a circular pin 14 penetrating through a matched circular pin baffle ring 15 from the circular through holes, and a steel chain 16 connects the circular pin 14 with a main steel structure.
Preferably, the center hole of the perforated retainer ring 2 arranged at the lower end of the circular vertical pipe 1 is smaller than the inner diameter of the adjustable vertical pipe 11 and larger than the outer diameter of the adjustable column head 13, and the center Kong Kongbian is provided with a 45-degree guiding chamfer angle.
Preferably, the movable piers can be stacked to be used as high piers.
The beneficial effects of the invention are as follows:
(1) Compared with a conventional fixed jig frame, the cement base movable piers can be used in places without embedded irons, the purpose of stably supporting and segmenting can be achieved by means of self-contained cement base counterweights, when the jig position is removed, only the cement base movable piers are required to be transferred one by one, destructive construction such as cutting and the like is not required, and the mobility of the arrangement of places in a shipyard and the utilization rate of places without embedded irons are greatly improved;
(2) Compared with a conventional fixed jig frame, the cement base movable support pier can be used for manufacturing sections with the section weight exceeding the lifting capacity of the crane in the area, after the sections are manufactured, the hydraulic trolley can be inserted into a reserved gap at the lower part of the cement base movable support pier for blocking the section transportation hydraulic trolley from entering, and then lifted and removed, so that the section transportation hydraulic trolley is driven to a space below the sections for emptying, and the purpose of lifting the sections on the roof of the section transportation hydraulic trolley and completing the section blanking is achieved;
(3) Compared with a conventional fixed type jig frame, the cement base movable piers are stacked for use, all layers can be closely attached when stacked, the whole stability is kept, and the cement base movable piers can be stacked for use as high piers when used for curved surface section construction, so that the consumption of upright column materials and connecting materials is reduced, and the stability of the upright column is also increased.
The movable buttress can be flexibly placed, moved and freely combined, the support of the traditional fixed type jig frame on the site embedded iron is eliminated, the damage of the traditional fixed type jig frame in the dismantling and moving process is avoided, and the function of building the section exceeding the maximum lifting capacity of the section building area crane can be realized.
Drawings
Fig. 1: the movable cement base movable buttress structure is schematically shown;
fig. 2: the invention relates to a side view of a movable cement base movable buttress.
In the figure: 1. a circular vertical pipe; 2. a retainer ring with holes; 3. a reinforcing ring; 4. angle steel; 5. a rectangular tube; 6. lifting lugs; 7. triangular toggle plate; 8. sector toggle plate; 9. screw thread steel; 10. a cement balancing weight; 11. an adjustable riser; 12. a T-shaped nut; 13. activating the collaterals column cap; 14. round pins; 15. a baffle ring; 16. a steel chain.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, unless specified and limited otherwise, it is to be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be mechanical or electrical, or may be in communication with each other between two elements, directly or indirectly via an intervening medium, for example. The specific meaning of the terms described above will be understood by those of ordinary skill in the art as the case may be.
The movable cement base movable buttress is characterized in that a main framework is of a welded steel structure and comprises four perforated circular risers 1, angle steels 4 and cement counterweights 10, wherein the perforated circular risers 1 are provided with upper-opening reinforcing rings 3 and lower ends of the perforated circular risers are provided with perforated retainer rings 2, the perforated circular risers 1 and the angle steels 4 are welded to form a square structure, cement counterweights 10 serving as the counterweights of the whole buttress are poured in the main framework, the cement counterweights 10 are positioned in the square structure, three-dimensional grids formed by connecting threaded steels 9 are arranged in the cement counterweights 10, the threaded steels 9 are used for meshing the inner space formed by the angle steels 4 and the circular risers 1, rectangular pipes 5 for being inserted by a forklift are further arranged in the cement counterweights 10, lifting lugs 6 are arranged at the joints of the angle steels 4 and the circular risers 1, triangular toggle plates 7 and sector toggle plates 8 are respectively arranged on the angle steels 4 and the circular risers 1, the threaded steels 9 and the circular risers 1 are respectively welded by sector toggle plates 8 and the triangular toggle plates 7, and the hydraulic pressure of the hydraulic trolley 1 is arranged at the lower ends of the circular risers 10; the circular vertical pipe 1 is internally provided with an adjustable vertical pipe 11 with holes, and the adjustable vertical pipe 11 is provided with a movable head 13 with adjustable height at the position of a retainer ring 2 with holes.
Preferably, a perforated adjustable vertical pipe 11 is inserted into the circular vertical pipe 1, a T-shaped nut 12 and a movable column head 13 are arranged at the lower end of the adjustable vertical pipe 11, circular through holes are formed in the walls of the perforated adjustable vertical pipe 11 and the perforated circular vertical pipe 1, the circular vertical pipe 1 and the adjustable vertical pipe 11 are connected by a circular pin 14 penetrating through a matched circular pin baffle ring 15 from the circular through holes, and a steel chain 16 connects the circular pin 14 with a main steel structure.
Preferably, the center hole of the perforated retainer ring 2 arranged at the lower end of the circular vertical pipe 1 is smaller than the inner diameter of the adjustable vertical pipe 11 and larger than the outer diameter of the adjustable column head 13, and the center Kong Kongbian is provided with a 45-degree guiding chamfer angle.
Preferably, the movable piers can be stacked to be used as high piers.
When the movable support pier is used, the movable support piers of the cement base are placed or adjusted according to standard spacing or manufactured sectional rib spacing by using the crane or forklift or hydraulic trolley, the support points are additionally arranged at the openings of the sectional plates according to sectional outline dimensions, the support piers exceeding the sectional manufacturing area are removed, the characteristic that the movable support piers of the cement base are convenient to move is fully utilized, the arrangement of the support points is optimized, and the utilization rate of the support piers and the sites is improved.
For the quick movement of the movable buttress of the cement base under different conditions, three movement modes are reserved, the lifting lug 6 is used for lifting and moving of the crane, the rectangular pipe 5 is used as a forklift hole for facilitating forklift transportation, a sufficient gap is reserved between the lower end face of the angle steel and the lower end face of the round vertical pipe, a construction space is provided for pushing and jacking the hydraulic trolley, and the buttress moving operation when the hydraulic flat car is used for tire discharging in a subsection mode exceeding the lifting capacity of the crane is facilitated.
In order to adjust the height, an adjustable vertical pipe 11 is arranged in the quadrangular vertical pipe 1, the height of the adjustable vertical pipe 11 is roughly adjusted by adjusting the alignment position of the round hole of the adjustable vertical pipe and the round hole of the circular vertical pipe, and the fine adjustment is performed by rotating a movable column head 13 in a T-shaped nut 12 so as to move up and down. The maximum adjustable height of fine adjustment is larger than half of the minimum adjustment amount of coarse adjustment, so that the adjustable cement foundation movable pier has the function of adjusting any height dimension in the maximum and minimum height ranges.
In order to facilitate stacking of the cement base movable piers, the central hole of the perforated retainer ring 2 arranged at the lower end of the circular vertical pipe 1 is smaller than the inner diameter of the adjustable vertical pipe 11 and larger than the outer diameter of the movable column head 13, and the center Kong Kongbian is provided with a 45-degree guiding chamfer angle, so that the functions of running water and supporting the adjustable vertical pipe can be achieved, and when two cement base movable piers are stacked, the movable column head 13 of the lower cement base movable piers can be inserted into the circular vertical pipe 1 of the upper support pier from the hole. The upper port reinforcing ring 3 of the lower buttress round vertical pipe 1 can be tightly attached to the lower port perforated retainer ring 2 of the upper cement base movable buttress round vertical pipe 1, so that the stability of the cement base movable buttress after being stacked is ensured. When the large curved surface section is manufactured, a plurality of cement base movable piers can be stacked to form a high upright column with adjustable height, and the movable column head 13 inserted into the circular upright tube 1 is limited by the retainer ring 2 with holes in the horizontal direction, so that the stability of the combined upright column is improved.
The beneficial effects of the invention are as follows:
(1) Compared with a conventional fixed jig frame, the cement base movable piers can be used in places without embedded irons, the purpose of stably supporting and segmenting can be achieved by means of self-contained cement base counterweights, when the jig position is removed, only the cement base movable piers are required to be transferred one by one, destructive construction such as cutting and the like is not required, and the mobility of the arrangement of places in a shipyard and the utilization rate of places without embedded irons are greatly improved;
(2) Compared with a conventional fixed jig frame, the cement base movable support pier can be used for manufacturing sections with the section weight exceeding the lifting capacity of the crane in the area, after the sections are manufactured, the hydraulic trolley can be inserted into a reserved gap at the lower part of the cement base movable support pier for blocking the section transportation hydraulic trolley from entering, and then lifted and removed, so that the section transportation hydraulic trolley is driven to a space below the sections for emptying, and the purpose of lifting the sections on the roof of the section transportation hydraulic trolley and completing the section blanking is achieved;
(3) Compared with a conventional fixed type jig frame, the cement base movable piers are stacked for use, all layers can be closely attached when stacked, the whole stability is kept, and the cement base movable piers can be stacked for use as high piers when used for curved surface section construction, so that the consumption of upright column materials and connecting materials is reduced, and the stability of the upright column is also increased.
The movable buttress can be flexibly placed, moved and freely combined, the support of the traditional fixed type jig frame on the site embedded iron is eliminated, the damage of the traditional fixed type jig frame in the dismantling and moving process is avoided, and the function of building the section exceeding the maximum lifting capacity of the section building area crane can be realized.
In the description of the present specification, a description referring to the terms "one embodiment," "example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. The movable cement base movable buttress is characterized in that the main framework is of a welded steel structure and comprises four perforated circular risers, angle steels and cement balancing weights, wherein the perforated circular risers are provided with upper reinforcing rings, the lower ends of the perforated circular risers are provided with perforated check rings, the perforated circular risers and the angle steels are welded and connected to form a square structure, the cement balancing weights which are cast in the main framework and serve as the balance weight of the whole buttress are positioned in the square structure, three-dimensional grids formed by threaded steel connection are arranged in the cement balancing weights, the threaded steel is used for meshing the inner space formed by the angle steels and the circular risers, rectangular pipes which are welded and connected with the angle steels and used for being inserted by a forklift are further arranged in the cement balancing weights, lifting lugs are arranged at the joints of the angle steels and the circular risers, triangular toggle plates and sector toggle plates are respectively arranged on the angle steels and the circular risers, the threaded steel and the angle steels are respectively welded in a lap joint mode by the sector toggle plates and the triangular toggle plates, and the space which meets the entering of a hydraulic trolley is arranged at the lower end of the circular risers and the circular risers; the adjustable riser with holes is arranged in the circular riser, and the adjustable riser with holes is provided with adjustable movable heads with adjustable heights at the positions of the check rings with holes.
2. The movable cement base movable buttress according to claim 1, wherein a T-shaped nut and a movable column head are arranged at the lower end of an adjustable riser with holes inserted into the circular riser, circular through holes are formed in the walls of the adjustable riser with holes and the circular riser with holes, the circular riser and the adjustable riser are connected by round pins penetrating through matched round pin baffle rings from the circular through holes, and a steel chain connects the round pins with a main steel structure.
3. The movable cement foundation movable buttress of claim 1, wherein the center hole of the perforated retainer ring arranged at the lower end of the circular vertical pipe is smaller than the inner diameter of the adjustable vertical pipe and larger than the outer diameter of the movable column head, and the center Kong Kongbian is provided with a 45-degree guiding chamfer.
4. A mobile cement foundation gangway pier as claimed in claim 1 wherein the gangway pier is stackable for use as a tall pier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810646105.2A CN108891558B (en) | 2018-06-21 | 2018-06-21 | Movable cement base loose buttress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810646105.2A CN108891558B (en) | 2018-06-21 | 2018-06-21 | Movable cement base loose buttress |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108891558A CN108891558A (en) | 2018-11-27 |
| CN108891558B true CN108891558B (en) | 2024-03-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810646105.2A Active CN108891558B (en) | 2018-06-21 | 2018-06-21 | Movable cement base loose buttress |
Country Status (1)
| Country | Link |
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| CN (1) | CN108891558B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3759207A (en) * | 1970-03-07 | 1973-09-18 | Kawasaki Heavy Ind Ltd | Apparatus for assembling curved skin block frames of a hull and a method therefor |
| US3983830A (en) * | 1975-06-06 | 1976-10-05 | Sun Oil Company (Delaware) | Method and apparatus for assembly of a modular barge |
| GB9722838D0 (en) * | 1997-10-30 | 1997-12-24 | Stolt Comex Seaway Ltd | A method and apparatus for storing |
| JP3180263U (en) * | 2012-09-11 | 2012-12-13 | 株式会社新来島どっく | Ship block structure |
| CN102862649A (en) * | 2012-09-28 | 2013-01-09 | 江门市南洋船舶工程有限公司 | Adjustable support device for reverse installation of lifting lugs in building process of ship |
| CN103612712A (en) * | 2013-12-12 | 2014-03-05 | 沪东中华造船(集团)有限公司 | Method for manufacturing bed-jig with aluminum alloy in segmented mode |
| CN203638061U (en) * | 2013-12-03 | 2014-06-11 | 浙江东海岸船业有限公司 | Adjustable jig frame supporting tool |
| CN204979131U (en) * | 2015-07-29 | 2016-01-20 | 沪东中华造船(集团)有限公司 | General bed -jig frock of movable |
| CN206317998U (en) * | 2016-12-09 | 2017-07-11 | 中国人民解放军镇江船艇学院 | A kind of movable moulding bed peculiar to vessel |
| CN208360456U (en) * | 2018-06-21 | 2019-01-11 | 招商局重工（江苏）有限公司 | A kind of active buttress of packaged type cement base |
-
2018
- 2018-06-21 CN CN201810646105.2A patent/CN108891558B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3759207A (en) * | 1970-03-07 | 1973-09-18 | Kawasaki Heavy Ind Ltd | Apparatus for assembling curved skin block frames of a hull and a method therefor |
| US3983830A (en) * | 1975-06-06 | 1976-10-05 | Sun Oil Company (Delaware) | Method and apparatus for assembly of a modular barge |
| GB9722838D0 (en) * | 1997-10-30 | 1997-12-24 | Stolt Comex Seaway Ltd | A method and apparatus for storing |
| JP3180263U (en) * | 2012-09-11 | 2012-12-13 | 株式会社新来島どっく | Ship block structure |
| CN102862649A (en) * | 2012-09-28 | 2013-01-09 | 江门市南洋船舶工程有限公司 | Adjustable support device for reverse installation of lifting lugs in building process of ship |
| CN203638061U (en) * | 2013-12-03 | 2014-06-11 | 浙江东海岸船业有限公司 | Adjustable jig frame supporting tool |
| CN103612712A (en) * | 2013-12-12 | 2014-03-05 | 沪东中华造船(集团)有限公司 | Method for manufacturing bed-jig with aluminum alloy in segmented mode |
| CN204979131U (en) * | 2015-07-29 | 2016-01-20 | 沪东中华造船(集团)有限公司 | General bed -jig frock of movable |
| CN206317998U (en) * | 2016-12-09 | 2017-07-11 | 中国人民解放军镇江船艇学院 | A kind of movable moulding bed peculiar to vessel |
| CN208360456U (en) * | 2018-06-21 | 2019-01-11 | 招商局重工（江苏）有限公司 | A kind of active buttress of packaged type cement base |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108891558A (en) | 2018-11-27 |
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Effective date of registration: 20230103 Address after: 226116 No. 1, Xin'anjiang Road, Binjiang Street, Haimen District, Nantong, Jiangsu Applicant after: CHINA MERCHANTS HEAVY INDUSTRY (JIANGSU) Co.,Ltd. Applicant after: China Merchants Jinling shipping (Jiangsu) Co.,Ltd. Address before: 226100 Xin'anjiang Road, Binjiang Street, Haimen City, Nantong City, Jiangsu Province Applicant before: CHINA MERCHANTS HEAVY INDUSTRY (JIANGSU) Co.,Ltd. |
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