CN106826004A - The preparation method of gear rack lifting system mounting bracket - Google Patents
The preparation method of gear rack lifting system mounting bracket Download PDFInfo
- Publication number
- CN106826004A CN106826004A CN201611153971.5A CN201611153971A CN106826004A CN 106826004 A CN106826004 A CN 106826004A CN 201611153971 A CN201611153971 A CN 201611153971A CN 106826004 A CN106826004 A CN 106826004A
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- China
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- middle parts
- base plate
- mainboard
- top assembly
- mounting bracket
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
- E02B17/08—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of preparation method of gear rack lifting system mounting bracket, belong to welding technology field, mounting bracket is divided into top assembly, middle parts, base assemblies along the length direction of panel, and on middle parts, the preparation method includes mounting hole site：First distinguish welding equipment top assembly, base assemblies and middle parts；One end of middle parts is docked with base assemblies, the other end of middle parts is docked with top assembly；The panel and top assembly and the base plate of base assemblies of welded and installed frame, then weld the top closing plate of top assembly upper end and the bottom shrouding of base assemblies lower end, the side shrouding of last welded and installed frame.By carrying out welding equipment to each component respectively, each component is carried out into integral welding again, welding precision that can be respectively to each component before each component is welded into entirety provides guarantee, by finally welding each shrouding, it is easy to the welding of the mounting bracket internal weld seams of box-structure, improves the accessibility of welding.
Description
Technical field
The present invention relates to welding technology field, more particularly to a kind of preparation method of gear rack lifting system mounting bracket.
Background technology
Self-elevating drilling platform is made up of a upper platform and multiple spud legs that can be lifted with respect to upper platform
Offshore platform.These spud legs relative upper platform under the driving of lowering or hoisting gear moves up and down, during platform well drilling operation, by stake
Leg is supported on seabed, and the lifting of upper platform is realized by lowering or hoisting gear.Wherein, lowering or hoisting gear is fixedly mounted on by mounting bracket
On upper platform, mounting bracket as lifting system of self-lifting well drilling platform important stress and force transferring part.
Mounting bracket is large complicated box-structure, including panel, mainboard and the base plate that parallel interval is set successively, mounting bracket
Middle part be provided with some mounting holes through panel, mainboard and base plate, one end of mounting hole is provided with and is inserted into base plate and mainboard
On first flange, the other end of mounting hole is fitted with second flange on panel, is welded between mainboard and base plate a large amount of
Vertical rib plate, substantial amounts of bearing rib is welded between mainboard and panel.
Realize it is of the invention during, inventor find prior art at least there is problems with：
The structure of the panel, mainboard and base plate of mounting bracket is more long, and panel in mounting bracket, needs between mainboard and base plate
Substantial amounts of gusset is welded, in the welding process of gusset, the cumulant of the welding deformation on panel, mainboard and base plate is larger, leads
Cause mounting bracket deformation serious, and mounting bracket is box-structure, welding deformation once forms, is just difficult to correct, and is easily caused installation
Scrapping for frame, increases the manufacturing cost of product, influences the manufacturing cycle of product.
The content of the invention
In order to the structure for solving mounting bracket panel, mainboard and base plate is more long, and panel in mounting bracket, mainboard and base plate it
Between need to weld substantial amounts of gusset, the cumulant of welding deformation is larger, causes mounting bracket to deform serious problem, and the present invention is implemented
Example provides a kind of preparation method of gear rack lifting system mounting bracket.The technical scheme is as follows：
A kind of preparation method of gear rack lifting system mounting bracket is the embodiment of the invention provides, the mounting bracket includes
Parallel interval is set successively panel, mainboard and base plate, are provided with some vertical rib plates, the master between the mainboard and the base plate
Some bearing ribs are provided between plate and the panel, some mounting holes are provided with the middle part of the mounting bracket, the mounting hole is passed through
The panel, mainboard and base plate are worn, the preparation method includes：
The mounting bracket is divided into top assembly, middle parts and base assemblies along the length direction of the panel,
And the mounting hole site is on the middle parts；
Top assembly, the base assemblies and the middle parts described in welding equipment respectively, and respectively to the top assembly,
The base assemblies and the middle parts are corrected；
Welding equipment is docked into the two ends of the middle parts with the top assembly and the base assemblies respectively.
Further, some mounting holes are additionally provided with the middle parts of the mounting bracket, each described mounting hole difference
Panel, mainboard and base plate through the middle parts, the mounting hole are respectively arranged at two ends with first flange and second flange,
And the first flange is fixed and is inserted on the base plate and mainboard of the middle parts, the second flange fixation is inserted into described
In the element panels of middle part, middle parts described in welding equipment, including：
The first flange is fixed on jig；
The base plate of the middle parts is sleeved in the first flange, and by the base plate of the middle parts with it is described
First flange is welded；
The vertical rib plate of middle parts described in welding equipment on the base plate of the middle parts；
By in the vertical rib plate of the mainboard welding equipment of the middle parts to the middle parts, and the middle parts mainboard
It is sleeved in the first flange；
The bearing rib of middle parts described in welding equipment on the mainboard of the middle parts；
The second flange described in welding equipment on the bearing rib of the middle parts.
Further, before the base plate set of the middle parts is attached in the first flange, the preparation method is also
Including：
In the length direction and width of the base plate of the middle parts, predeformation amount is set.
Further, before the base plate of the middle parts is welded with the first flange, the preparation method is also wrapped
Include：
In the edge circumferentially some frock horse plates of welding equipment of the base plate of the middle parts, the base plate of the middle parts leads to
The frock horse plate is crossed to be fixed on the jig.
Further, the middle parts are docked into welding equipment with the top assembly and the base assemblies respectively, including：
Welding equipment is docked into one end of the mainboard of the middle parts with the mainboard of the top assembly, by the middle parts
The other end of mainboard dock welding equipment with the mainboard of the base assemblies.
Further, top assembly described in welding equipment and the base assemblies, including：
The vertical rib plate and bearing rib of the top assembly are respectively welded in the both sides of the mainboard of the top assembly, it is described
The panel and base plate of top assembly wouldn't be installed,
The vertical rib plate and bearing rib of the base assemblies are respectively welded in the both sides of the mainboard of the base assemblies, it is described
The panel and base plate of base assemblies wouldn't be installed.
Further, by the two ends of the middle parts respectively with the top assembly and the base assemblies to tipping
After weldering, the preparation method also includes：
The panel and base plate of top assembly and the base assemblies described in difference welding equipment.
Further, the panel and base plate of top assembly and the base assemblies described in difference welding equipment, including
The welding top assembly panel and base plate are respectively symmetrically in the both sides of the center line of the length direction of the mainboard
And the panel and base plate of the base assemblies.
Further, the both sides of the mounting bracket are additionally provided with side seal board, and top closing plate is additionally provided with the top of the mounting bracket,
The bottom of the mounting bracket is additionally provided with bottom shrouding, and the preparation method also includes：
The side seal board is welded in the side of the mounting bracket, the top envelope is welded in the upper end of the top assembly
Plate, the bottom shrouding is welded in the lower end of the base assemblies.
Further, the side seal board is welded in the side of the mounting bracket, including：
The side seal board is symmetrically welded from the middle part of the mounting bracket to two ends.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：By by mounting bracket be divided into top assembly,
Top assembly, middle parts and base assemblies are first carried out welding equipment by middle parts and the part of base assemblies three respectively, then by middle part
Component carries out docking welding equipment with top assembly and base assemblies, and the welding deformation to each component is easier control, and by dividing
Component welding equipment, can be corrected the compact dimensions final to ensure mounting bracket, due to top assembly and bottom to each component respectively
The panel and base plate of parts are last welding, are so easily installed the welding of frame internal weld seams, improve internal gusset weldering
The accessibility for connecing.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only one embodiment of the present of invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the flow chart of the preparation method of gear rack lifting system mounting bracket provided in an embodiment of the present invention；
Fig. 2 is the side-looking perspective structure schematic diagram of mounting bracket provided in an embodiment of the present invention；
Fig. 3 is the structural representation of welding base plate provided in an embodiment of the present invention and first flange；
Fig. 4 is the cross-sectional view of welding top assembly provided in an embodiment of the present invention and base assemblies
Fig. 5 is the structural representation of welding side seal board provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
The mounting bracket of gear rack lifting system is the important stress and force transferring part of lifting system of self-lifting well drilling platform,
Fig. 2 is the side-looking perspective structure schematic diagram of mounting bracket provided in an embodiment of the present invention, and referring to Fig. 2, mounting bracket includes parallel successively
Spaced panel 1, mainboard 2 and base plate 3, are provided with some vertical rib plates 5, between mainboard 2 and panel 1 between mainboard 2 and base plate 3
Some bearing ribs 4 are provided with, some mounting hole d are provided with the middle part of mounting bracket, mounting hole d runs through panel 1, mainboard 2 and base plate 3,
Fig. 1 is the flow chart of the preparation method of gear rack lifting system mounting bracket provided in an embodiment of the present invention, referring to Fig. 1, the system
Include as method：
Step 101：Mounting bracket is divided into top assembly, middle parts and base assemblies along the length direction of panel,
And mounting hole site is on middle parts.
As shown in Fig. 2 mounting bracket is divided into top assembly a, middle parts b and bottom group along the length direction of panel
Panel of the panel of part c, middle parts b respectively with top assembly a and base assemblies c is connected, the mainboard of middle parts b respectively with
Top assembly a is connected with the mainboard of base assemblies c, the base plate of middle parts b respectively with top assembly a and the bottom of base assemblies c
Plate is connected, and mounting bracket middle part is provided with the part of mounting hole d and is respectively positioned on middle parts b.In the present embodiment, mounting bracket is divided into
Mounting hole is not provided with three parts, and top assembly and base assemblies, is so easy to the welding equipment of top assembly and base assemblies, and
Mounting bracket is divided into three components, is easy to the control of the welding deformation of each component.Certainly, in other embodiment of the invention
In, mounting bracket can be divided into four or more component, make the length of each component shorter, it is easy to the welding of each component
The control of deformation, but the welding deformation that can be also produced when being welded between each component.
Step 102：Difference welding equipment top assembly, base assemblies and middle parts, and respectively to top assembly, base assemblies
It is corrected with middle parts.
Fig. 2 is referred again to, each mounting hole d on middle parts b extends through panel, mainboard and the bottom of middle parts b
Plate, mounting hole d's is respectively arranged at two ends with first flange 6 and second flange 7, and first flange 6 is fixed and is inserted into middle parts b's
On base plate and mainboard, second flange 7 is fixed and is inserted on middle parts b panels, and the method for parts b includes in welding equipment：
(1) first flange is fixed on jig；
(2) base plate of middle parts is sleeved in first flange, and the base plate of middle parts and first flange is welded；
(3) in welding equipment on the base plate of middle parts parts vertical rib plate；
(4) by the vertical rib plate of the mainboard welding equipment of middle parts to middle parts, and the mainboard of middle parts is sleeved on
On one flange；
(5) in welding equipment on the mainboard of middle parts parts bearing rib；
(6) on the bearing rib of middle parts welding equipment second flange and middle parts panel.
In the present embodiment, first flange can be fixed on jig by the way of spot welding fixation, so may be used
To ensure during the welding equipment of middle parts, the position of first flange will not change, therefore parts in can ensureing
On multiple mounting holes between positional precision.
In the present embodiment, before the base plate set of middle parts is attached in first flange, in the base plate of middle parts
Length direction and width be respectively provided with predeformation amount, occur when direction and middle part components welding that the predeformation amount is set
What is deformed is in opposite direction, is offset the welding deformation between base plate and the first mounting flange by pre-treatment, further protects
The making precision of mounting bracket is demonstrate,proved.
Specifically, the middle part of the side that the base plate of middle parts can be provided for welding vertical rib plate is high, and surrounding is low.
Specifically, the difference in height that can make center to the point of the distalmost end of its width of the base plate of middle part component is 3mm, makes middle part
The center of the base plate of component to the distalmost end of its length direction difference in height be 6mm.
Fig. 3 is the structural representation of welding base plate provided in an embodiment of the present invention and first flange, referring to Fig. 3, in this reality
Apply in example, before the base plate 3 of middle parts b and first flange 7 are welded, work is enclosed in the 3 edge welding equipment of base plate one of middle parts b
Dress horse plate 8, the base plate 3 of middle parts b is fixedly connected by frock horse plate 8 with jig.By frock horse plate 8 by middle part group
The base plate 3 of part b is fixed on jig, can prevent the base plate of middle parts from wave transformation edge occurring in welding.
Fig. 4 is the cross-sectional view of welding top assembly provided in an embodiment of the present invention and base assemblies, on welding equipment top
During parts a and base assemblies c, vertical rib plate 5 and the support of top assembly a are first respectively welded in the both sides of mainboard 2 of top assembly a
Gusset 4, the vertical rib plate 5 and bearing rib 4 of base assemblies c are respectively welded in the both sides of mainboard 2 of base assemblies c, top assembly a's
The panel 1 and base plate 3 of panel 1 and base plate 3 and base assemblies c wouldn't be installed.Because mounting bracket is box-structure, wouldn't install
The panel and base plate of top assembly and base assemblies, are easy to the welding of top assembly, middle parts and base assemblies internal weld seams.
When being corrected to top assembly and base assemblies, top assembly and top can be detected using verticality detector
Perpendicularity between the bearing rib and vertical rib plate and mainboard of parts, if perpendicularity within a predetermined range, be judged as it is qualified,
Specifically, the scope of perpendicularity can be set within 2mm.
As shown in figure 4, when welding vertical rib plate 5 and bearing rib 4 on the mainboard 2 of top assembly a and base assemblies c, can
It is fixed with some channel-section steels 10 of welding equipment between mainboard 2 and vertical rib plate 5 and bearing rib 4, fixed by channel-section steel 10 reduces
Welding deformation between mainboard 2 and vertical rib plate 4 and bearing rib 5.
In the present embodiment, some reinforcements 9 parallel to mainboard 2 are also welded with bearing rib 4, by reinforcement 9
To support bearing rib 4, to increase the rigidity of mounting bracket.
Step 103：Welding equipment is docked into the two ends of middle parts with top assembly and base assemblies respectively.
Specifically, the mainboard of middle parts is docked into welding equipment, middle part group with the mainboard of top assembly and base assemblies respectively
The panel of part docks welding equipment with the panel of top assembly and base assemblies respectively, the base plate of middle parts respectively with top assembly and
The base plate docking welding equipment of base assemblies.
Specifically, when the mainboard of base assemblies and top assembly being docked into the two ends of the mainboard of middle parts respectively, can
To set predeformation amount, in the present embodiment, the mainboard of middle parts is 295mm to the distance of the bottom surface of first flange, is set
The method of predeformation amount be plane where the one end to first flange bottom surface for making the mainboard of top assembly away from middle parts away from
From being 290mm, and the mainboard of base assemblies is to the distance of plane where first flange bottom surface away from one end of middle parts
280mm, i.e. top assembly stay 5mm predeformation amounts, and base assemblies stay 15mm predeformation amounts, and this is because the mainboard of base assemblies is long
Degree is more than the mainboard of top assembly, so needing to leave more predeformation amounts, in other embodiments of the invention, this area
Technical staff also may incorporate the predeformation amount that limit experiment is needed.By pre-treatment can offset top assembly, in
Welding deformation when parts and base assemblies docking welding equipment, further improves the accuracy of manufacture of mounting bracket.
If in a step 102, welding equipment top assembly and during base assemblies, the master that top assembly and base assemblies wouldn't be installed
Plate and panel, then first dock welding equipment with the mainboard of top assembly and base assemblies respectively by the mainboard of middle parts, then installs
The panel and base plate of top assembly and base assemblies, then respectively by the base plate and panel of middle parts and top assembly and bottom group
Base plate and panel the docking welding equipment of part.The welding of frame internal weld seams can be so easily installed.
In the present embodiment, the both sides of mounting bracket are additionally provided with side seal board, and top closing plate is additionally provided with the top of mounting bracket, install
The bottom of frame is additionally provided with bottom shrouding, after the two ends of middle parts are docked into welding equipment with top assembly and base assemblies respectively,
Preparation method also includes：
Side seal board is welded in the side of mounting bracket, top closing plate is welded in the upper end of top assembly, under base assemblies
End welding bottom shrouding.
Preferably, when side seal board is welded, can be welded from the centre position of mounting bracket to two ends, can so reduce side
The deflection of the welding of shrouding.
Fig. 5 is the structural representation of welding side seal board provided in an embodiment of the present invention, referring to Fig. 5, in the present embodiment, weldering
When connecing the side seal board 11 of mounting bracket, can be placed on moulding bed 12 by mounting bracket side upward, and panel is located on moulding bed 12
Side and base plate side set support channel-section steel 13 and mounting bracket are fixed, and side seal board 11, welding are welded in the side of mounting bracket
The side seal board 11 of opposite side will be welded after mounting bracket turn-over after the side seal board 11 of complete side.
It is divided into top assembly, middle parts and the part of base assemblies three the beneficial effects of the invention are as follows by by mounting bracket,
First respectively top assembly, middle parts and base assemblies are carried out with welding equipment, then by middle parts and top assembly and base assemblies
Docking welding equipment is carried out, the welding deformation to each component is easier control, and by subassembly welding equipment, can respectively to each component
The compact dimensions final to ensure mounting bracket are corrected, because the panel and base plate of top assembly and base assemblies are last welderings
Connect, be so easily installed the welding of frame internal weld seams, improve the accessibility of interior tendon plate weld.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all it is of the invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of preparation method of gear rack lifting system mounting bracket, it is characterised in that the mounting bracket includes parallel successively
Spaced panel, mainboard and base plate, are provided with some vertical rib plates between the mainboard and the base plate, the mainboard and described
Some bearing ribs are provided between panel, some mounting holes are provided with the middle part of the mounting bracket, the mounting hole runs through the face
Plate, mainboard and base plate, the preparation method include：
The mounting bracket is divided into top assembly, middle parts and base assemblies, and institute along the length direction of the panel
Mounting hole site is stated on the middle parts；
Top assembly, the base assemblies and the middle parts described in welding equipment respectively, and respectively to the top assembly, described
Base assemblies and the middle parts are corrected；
Welding equipment is docked into the two ends of the middle parts with the top assembly and the base assemblies respectively.
2. preparation method according to claim 1, it is characterised in that each described mounting hole extends through the middle part group
The panel of part, mainboard and base plate, the mounting hole are respectively arranged at two ends with first flange and second flange, and the first flange
Fixation is inserted on the base plate and mainboard of the middle parts, and the second flange is fixed and is inserted into the middle part element panels
On, middle parts described in welding equipment, including：
The first flange is fixed on jig；
The base plate of the middle parts is sleeved in the first flange, and by the base plate of the middle parts and described first
Flange welding；
The vertical rib plate of middle parts described in welding equipment on the base plate of the middle parts；
By in the vertical rib plate of the mainboard welding equipment of the middle parts to the middle parts, and the middle parts mainboard suit
In the first flange；
The bearing rib of middle parts described in welding equipment on the mainboard of the middle parts；
The panel of second flange described in welding equipment and the middle parts on the bearing rib of the middle parts.
3. preparation method according to claim 2, it is characterised in that the base plate set of the middle parts is attached to described
Before on one flange, the preparation method also includes：
In the length direction and width of the base plate of the middle parts, predeformation amount is set.
4. preparation method according to claim 2, it is characterised in that by the base plate of the middle parts and first method
Before orchid welding, the preparation method also includes：
In the edge circumferentially some frock horse plates of welding equipment of the base plate of the middle parts, the base plate of the middle parts passes through institute
Frock horse plate is stated to be fixed on the jig.
5. the preparation method according to claim 1-4, it is characterised in that top assembly described in welding equipment and the bottom group
Part, including：
The vertical rib plate and bearing rib of the top assembly, the top are respectively welded in the both sides of the mainboard of the top assembly
The panel and base plate of component wouldn't be installed,
The vertical rib plate and bearing rib of the base assemblies, the bottom are respectively welded in the both sides of the mainboard of the base assemblies
The panel and base plate of component wouldn't be installed.
6. preparation method according to claim 5, it is characterised in that by the middle parts respectively with the top assembly
Welding equipment is docked with the base assemblies, including：
Welding equipment is docked into one end of the mainboard of the middle parts with the mainboard of the top assembly, by the master of the middle parts
The other end of plate docks welding equipment with the mainboard of the base assemblies.
7. preparation method according to claim 5, it is characterised in that by the two ends of the middle parts respectively with the top
After parts and base assemblies docking welding equipment, the preparation method also includes：
The panel and base plate of top assembly and the base assemblies described in difference welding equipment.
8. preparation method according to claim 7, it is characterised in that top assembly and the bottom group described in welding equipment respectively
The panel and base plate of part, including
The both sides of the center line of the length direction of the mainboard be respectively symmetrically the welding top assembly panel and base plate and
The panel and base plate of the base assemblies.
9. the preparation method according to claim any one of 1-4, it is characterised in that the both sides of the mounting bracket are additionally provided with side
Shrouding, is additionally provided with top closing plate at the top of the mounting bracket, the bottom of the mounting bracket is additionally provided with bottom shrouding, by the middle part
After welding equipment is docked in the two ends of component with the top assembly and the base assemblies respectively, the preparation method also includes：
The side seal board is welded in the side of the mounting bracket, the top closing plate is welded in the upper end of the top assembly,
Weld the bottom shrouding in the lower end of the base assemblies.
10. preparation method according to claim 9, it is characterised in that weld the side seal in the side of the mounting bracket
Plate, including：
The side seal board is symmetrically welded from the middle part of the mounting bracket to two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611153971.5A CN106826004B (en) | 2016-12-14 | 2016-12-14 | The production method of gear rack lifting system mounting rack |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611153971.5A CN106826004B (en) | 2016-12-14 | 2016-12-14 | The production method of gear rack lifting system mounting rack |
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| CN106826004A true CN106826004A (en) | 2017-06-13 |
| CN106826004B CN106826004B (en) | 2018-11-27 |
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| CN201611153971.5A Active CN106826004B (en) | 2016-12-14 | 2016-12-14 | The production method of gear rack lifting system mounting rack |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5102264A (en) * | 1989-10-24 | 1992-04-07 | Technip Geoproduction | Device for the integrated suspension and manipulation of the legs of a jack-up platform |
| US6231269B1 (en) * | 1999-03-05 | 2001-05-15 | Friede & Goldman, Ltd. | Apparatus for releasing a rack chock of a jack-up rig |
| CN202137976U (en) * | 2011-06-13 | 2012-02-08 | 鞍钢重型机械有限责任公司 | Welding structure for long beam at operation side of extruder |
| US20150197318A1 (en) * | 2012-06-29 | 2015-07-16 | Samsung Heavy Ind. Co., Ltd. | Floating type structure |
| CN105151222A (en) * | 2015-09-21 | 2015-12-16 | 上海振华重工集团（南通）有限公司 | Self-elevating type lifting platform installing technology |
| CN105155497A (en) * | 2015-09-21 | 2015-12-16 | 上海振华重工集团（南通）有限公司 | Self-elevating type hoisting platform lifting device and manufacturing process thereof |
| CN105369792A (en) * | 2015-11-02 | 2016-03-02 | 武汉船用机械有限责任公司 | Speed reducing device of gear-and-rack type lifting system and gear-and-rack type lifting system |
| CN106001955A (en) * | 2016-05-23 | 2016-10-12 | 青岛北海船舶重工有限责任公司 | Construction method for gear case of self-elevating platform lifting system |
-
2016
- 2016-12-14 CN CN201611153971.5A patent/CN106826004B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5102264A (en) * | 1989-10-24 | 1992-04-07 | Technip Geoproduction | Device for the integrated suspension and manipulation of the legs of a jack-up platform |
| US6231269B1 (en) * | 1999-03-05 | 2001-05-15 | Friede & Goldman, Ltd. | Apparatus for releasing a rack chock of a jack-up rig |
| CN202137976U (en) * | 2011-06-13 | 2012-02-08 | 鞍钢重型机械有限责任公司 | Welding structure for long beam at operation side of extruder |
| US20150197318A1 (en) * | 2012-06-29 | 2015-07-16 | Samsung Heavy Ind. Co., Ltd. | Floating type structure |
| CN105151222A (en) * | 2015-09-21 | 2015-12-16 | 上海振华重工集团（南通）有限公司 | Self-elevating type lifting platform installing technology |
| CN105155497A (en) * | 2015-09-21 | 2015-12-16 | 上海振华重工集团（南通）有限公司 | Self-elevating type hoisting platform lifting device and manufacturing process thereof |
| CN105369792A (en) * | 2015-11-02 | 2016-03-02 | 武汉船用机械有限责任公司 | Speed reducing device of gear-and-rack type lifting system and gear-and-rack type lifting system |
| CN106001955A (en) * | 2016-05-23 | 2016-10-12 | 青岛北海船舶重工有限责任公司 | Construction method for gear case of self-elevating platform lifting system |
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| Publication number | Publication date |
|---|---|
| CN106826004B (en) | 2018-11-27 |
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