CN106544997B - A kind of guiding mechanism of truss leg jacking system - Google Patents
A kind of guiding mechanism of truss leg jacking system Download PDFInfo
- Publication number
- CN106544997B CN106544997B CN201610908006.8A CN201610908006A CN106544997B CN 106544997 B CN106544997 B CN 106544997B CN 201610908006 A CN201610908006 A CN 201610908006A CN 106544997 B CN106544997 B CN 106544997B
- Authority
- CN
- China
- Prior art keywords
- guiding mechanism
- gusset
- panel
- clamping plate
- elastic clamping
- 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.)
- Active
Links
Classifications
-
- 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
- E02B17/0818—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering with racks actuated by pinions
-
- 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
- E02B2017/0056—Platforms with supporting legs
- E02B2017/006—Platforms with supporting legs with lattice style supporting legs
Abstract
The invention discloses a kind of guiding mechanisms of truss leg jacking system, are related to field of ocean engineering.The jacking system of jack-up unit includes truss leg, lifting device, truss leg includes at least three chord members being vertically arranged, chord member is equipped with rack gear, rack gear and lifting device are sequentially connected, lifting device is fixed on jack-up unit by mounting rack, mounting rack top and bottom are respectively equipped with the guiding mechanism matched with each rack gear, guiding mechanism includes: that the first gusset is arranged in vertical direction, first gusset is opposite with the flank of tooth of rack gear, the bottom plate for being parallel to the first gusset is additionally provided on first gusset, Elastic clamping plate, panel, bottom plate is fixed on the first gusset, Elastic clamping plate and panel are successively close to be arranged on bottom plate, and Elastic clamping plate is between panel and bottom plate, panel is opposite with the flank of tooth of rack gear.When spud leg is by environmental load wind wave flow action, Elastic clamping plate stress deformation in guiding mechanism, positions of panels is also changed correspondingly, and releases the deformation of spud leg.
Description
Technical field
The present invention relates to field of ocean engineering, in particular to a kind of guiding mechanism of truss leg jacking system.
Background technique
Jack-up unit includes hull and at least three spud legs, and every spud leg extends through hull, and spud leg and setting are in ship
Lifting device cooperation on body, can go up and down on hull.It,, will in towage usually using truss leg for big depth of water platform
Spud leg is promoted and is fixed on hull, when operation, spud leg is declined and is stood on sea bed, supports jack-up unit operation.This
Kind truss leg jack-up unit generallys use gear rack lifting system, the chord member being vertically arranged by each of truss leg
The rack gear being equipped with is matched with lifting device, realizes the lifting of spud leg.
In order to guarantee the stabilization of lifting device and rack gear cooperation, it will usually be respectively set and chord member in hull top and bottom
The guiding mechanism that rack gear matches, guiding and limit for rack gear.Traditional guiding mechanism include be fixed on hull upper end and
The bottom plate of lower end and the panel being welded on bottom plate, bottom plate are fixed on hull, and panel is oppositely arranged with rack gear, passes through panel
To limit the lateral displacement of rack gear.
In the jack-up unit course of work, since environmental load stormy waves stream acts on spud leg and platform, meeting on spud leg
There is biggish horizontal bending moment, in turn, spud leg is caused to deform, contacts the tooth top of rack gear with guiding device, it can be in Guiding machine
Biggish pressure is generated between structure and rack gear, and since the panel in guiding mechanism is fixed rigid structure, can make stake
Leg generates biggish deformation in supporting point, and spud leg is usually only generated in edge with guiding mechanism and contacted, and active area is smaller,
It is easy to generate biggish extrusion load in stress point, causes the failure of the horizontal support bar of truss leg, cause safety accident.
Summary of the invention
When being contacted to solve the truss leg of jack-up unit by environmental activity and guiding mechanism, the deformation of spud leg is larger
And the extrusion load between spud leg and guiding mechanism is excessive, is easy the problem of causing safety accident, the embodiment of the present invention provides
A kind of guiding mechanism of truss leg jacking system.The technical solution is as follows:
The embodiment of the invention provides a kind of guiding mechanism of truss leg jacking system, the jacking system includes truss
Spud leg, lifting device, the truss leg include at least three chord members being vertically arranged, on each chord member along the vertical direction
Equipped with rack gear, the rack gear and the lifting device are sequentially connected, and the lifting device is fixed on jack up by mounting rack and puts down
On platform, the top and bottom of the mounting rack are respectively equipped with several guiding mechanisms matched with each rack gear,
Each guiding mechanism includes: that the first gusset is arranged along the vertical direction, first gusset and the rack gear
The flank of tooth is opposite, and the bottom plate, Elastic clamping plate, panel for being parallel to first gusset, the bottom plate are additionally provided on first gusset
It is fixed on first gusset, the Elastic clamping plate and the panel are successively close to be arranged on the bottom plate, and the bullet
For property clamping plate between the panel and the bottom plate, the panel is opposite with the flank of tooth of the rack gear.
Further, the guiding mechanism further includes the interior locating part and outer locating part being arranged along the vertical direction, described interior
Locating part is located at the first side of the guiding mechanism, and the outer locating part is located at the second side of the guiding mechanism, described
First side is the guiding mechanism close to the side of the spud leg, and the second side is the guiding mechanism far from the stake
The side of leg.
Further, the first limiting groove is equipped on the interior locating part along the vertical direction, along perpendicular on the outer locating part
Histogram is to the second limiting groove is equipped with, and the side of the panel and the Elastic clamping plate is embedded in first limiting groove,
The other side of the panel and the Elastic clamping plate is embedded in second limiting groove.
Further, the interior locating part is removably mounted on first gusset by bolt.
Further, the interior locating part extends to the flank of tooth direction of the rack gear, and the interior locating part and the tooth
The side close to the spud leg of item offsets.
Further, the guiding mechanism further includes upper limit part and lower limit part, the upper limit part and the lower limit
Position part is fixed on first gusset, and the top surface of the upper limit part and the panel and the Elastic clamping plate offsets, institute
It states lower limit part and the bottom surface of the panel and the Elastic clamping plate offsets.
Further, the upper limit part and the lower limit part are weldingly fixed on first gusset.
Further, the Elastic clamping plate uses the Elastic clamping plate of rubber material.
Further, the panel uses EQ47 or Q690 steel plate.
Further, the bottom plate is weldingly fixed on first gusset.
Technical solution provided in an embodiment of the present invention has the benefit that by the top and bottom of mounting rack point
Several guiding mechanisms are not set, and guiding mechanism includes the first gusset opposite with the flank of tooth of rack gear and is arranged in parallel in the first gusset
On bottom plate, panel and Elastic clamping plate, and Elastic clamping plate, between panel and bottom plate, panel is opposite with the flank of tooth of rack gear, when
Spud leg, due to the reason of Elastic clamping plate stress deformation, is made panel when making rack gear and plate contact by environmental load wind wave flow action
Position also changes correspondingly, and releases the deformation of spud leg, be spud leg deformation quantity reduce, and positions of panels change after with guiding mechanism
Contact area it is bigger, disperse the extrusion load of guiding mechanism and spud leg more, ensure that the stability of spud leg.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only one embodiment of the present of invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the top cross sectional view of truss leg and guiding mechanism provided in an embodiment of the present invention；
Fig. 2 is the top view of jack-up unit provided in an embodiment of the present invention；
Fig. 3 is the schematic cross-section of the vertical direction of chord member and mounting rack provided in an embodiment of the present invention；
Fig. 4 is the cross-sectional structure schematic diagram of guiding mechanism provided in an embodiment of the present invention,；
Fig. 5 is the partial structural diagram of guiding mechanism provided in an embodiment of the present invention
Fig. 6 is the schematic cross-section of the vertical direction of guiding mechanism 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 attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is the top cross sectional view of truss leg and guiding mechanism provided in an embodiment of the present invention, referring to Fig. 1,
In the present embodiment, each spud leg 2 includes the chord member 201 that at least three is vertically arranged, and is equipped with support rod 203 between chord member 201, often
Set along the vertical direction on a chord member 201 there are two rack gear 202, two rack gears 202 in the same plane, and two rack gears 202
It is contrary.The present embodiment is illustrated by taking three chord member truss legs as an example, but invention is not limited thereto, on a spud leg 2
The quantity of chord member 201 be also possible to four or more, be respectively equipped with use in the two sides of two rack gears 202 of each chord member 201
In the guiding mechanism 4 of rack gear limit.
Fig. 2 is the top view of jack-up unit provided in an embodiment of the present invention, and Fig. 3 is chord member provided in an embodiment of the present invention
With the schematic cross-section of the vertical direction of mounting rack, referring to figs. 2 and 3, jacking system includes truss leg 2, mounting rack 3, rises
Falling unit a, jack-up unit include at least 3 spud legs 2, and each spud leg 2 is actively plugged on mounting rack 3, and mounting rack 3 is fixed on
On main hull 1, the rack gear 202 on spud leg 2 is sequentially connected with the lifting device a being fixed in mounting rack 3, to realize truss leg
Relative motion between 2 and main hull 1.
In conjunction with FIG. 1 to FIG. 3, in the present embodiment, the guiding mechanism 4 matched with rack gear 202 is equipped on mounting rack 3,
Wherein, each rack gear 202 is matched with two guiding mechanisms 4, and two guiding mechanisms 4 are located at the upper end of mounting rack 3 under
End.Guiding mechanism 4 by being located at 3 top and bottom of mounting rack realizes the limit to each rack gear 202.Pass through the same string
The guiding mechanism 4 of the two sides of two rack gears 202 of bar 201 realizes the limit to each chord member 201.
Fig. 4 is the cross-sectional structure schematic diagram of guiding mechanism provided in an embodiment of the present invention, and referring to fig. 4, guiding mechanism 4 wraps
The first gusset 5 being arranged along the vertical direction is included, and the first gusset 5 is opposite with the flank of tooth of corresponding rack gear 202, the first gusset 5 is solid
It is scheduled on mounting rack 3, is also equipped with bottom plate 6, Elastic clamping plate 7, panel 8 on the first gusset 5 in parallel, bottom plate 6 is fixed on the first gusset 5
On, Elastic clamping plate 7 and panel 8 are successively close to be arranged on bottom plate 6, and Elastic clamping plate 7 is between panel 8 and bottom plate 6, panel
8 is opposite with the flank of tooth of rack gear 202.
It should be noted that due to setting on the same chord member 201, there are two rack gears 202, and the flank of tooth side of two rack gears 202
To on the contrary, and be relatively set with a guiding mechanism 4 respectively with the flank of tooth of two rack gears 202, therefore by same chord member 201 from phase
Both direction is limited, the limit in the flank of tooth direction of the rack gear 202 on chord member 201 is realized.
The beneficial effects of the present invention are: several guiding mechanisms are respectively set by the top and bottom in mounting rack, it is oriented to
Mechanism includes the first gusset opposite with the flank of tooth of rack gear and the bottom plate, panel and the elastic clip that are arranged in parallel on the first gusset
Plate, and Elastic clamping plate, between panel and bottom plate, panel is opposite with the flank of tooth of rack gear, when spud leg is made by environmental load stormy waves stream
With making rack gear and when plate contact, due to the reason of Elastic clamping plate stress deformation, change correspondingly positions of panels also, release
The deformation of spud leg is the deformation quantity reduction of spud leg, and bigger with the contact area of guiding mechanism after positions of panels change, makes to be oriented to
Mechanism and the extrusion load of spud leg are more dispersed, and ensure that the stability of spud leg.
Referring again to Fig. 4, in the present embodiment, guiding mechanism further includes interior locating part 11 and outer locating part 10, interior limit
Part 11 is located at the first side of guiding mechanism 4, and outer locating part 10 is located at the second side of guiding mechanism 4, wherein first side is
For guiding mechanism 4 close to the side of spud leg 2, second side is side of the guiding mechanism 4 far from spud leg 2.Pass through interior 11 He of locating part
Two sides of the outer locating part 10 respectively with panel 8 and Elastic clamping plate 7 offset, and limit the lateral movement of panel 8 and Elastic clamping plate 7.
Fig. 5 is the partial structural diagram of guiding mechanism provided in an embodiment of the present invention, referring to Fig. 5, on interior locating part 11
It is equipped with the first limiting groove along the vertical direction, is equipped with the second limiting groove, and panel 8 and bullet on outer locating part 10 along the vertical direction
The side of property clamping plate 7 is embedded in the first limiting groove, and to be embedded in the second limit recessed for the other side of panel 8 and Elastic clamping plate 7
In slot.Elastic clamping plate 7 and panel 8 can be limited perpendicular to 5 side of the first gusset by the first limiting groove and the second limiting groove
To displacement, can prevent in this way Elastic clamping plate 7 and panel 8 along perpendicular to the first gusset 5 direction abjection.
Preferably, interior locating part 11 is removably mounted on the first gusset 5 by bolt, is can be convenient in this way by interior limit
Position part 11 and Elastic clamping plate 7 and panel 8 remove, and during being used for a long time, panel 8 and Elastic clamping plate 7 may be sent out
Raw damage, such structure can be conveniently replaceable panel 8 and Elastic clamping plate 7, when installation, only need first by panel 8 and Elastic clamping plate 7
Side be inserted into the second limiting groove, then interior locating part 11 is installed, the other side of panel 8 and Elastic clamping plate 7 is made to be located at the
In one limiting groove.
In the present embodiment, interior locating part 11 can also extend to the direction of the flank of tooth of rack gear 202, make interior locating part 11 with
The side of the close spud leg 2 of rack gear 202 offsets.It can prevent chord member 201 and rack gear 202 from skidding off guiding mechanism 4 in this way.
In addition, the second gusset 9 and the first gusset 5 are close as shown in figure 4, being additionally provided with the second gusset 9 in the present embodiment
The side of spud leg is connected, and the second gusset 9 is perpendicular to the first gusset 5, and interior locating part 11 is close to the setting of the second gusset 9, such
Structure is convenient for the fixation of interior locating part 11.
Fig. 6 is the schematic cross-section of the vertical direction of guiding mechanism provided in an embodiment of the present invention, referring to Fig. 6, in this reality
It applies in example, guiding mechanism 4 further includes upper limit part 12 and lower limit part 13, and upper limit part 12 and lower limit part 13 are fixed on first
On gusset 5, and upper limit part 12 and the top surface of panel 8 and Elastic clamping plate 7 offset, lower limit part 13 and panel 8 and Elastic clamping plate 7
Bottom surface offset.The displacement of panel 8 and 7 vertical direction of Elastic clamping plate is limited by upper limit part 12 and lower limit part 13.
Specifically, upper limit part 12 and lower limit part 13, which can be, is fixed on by welding on the first gusset 5.
Specifically, in the present embodiment, Elastic clamping plate 7 using rubber material Elastic clamping plate, in this way in elastic clip
When pressure of the plate 7 by 8 direction of panel, certain deformation can occur, make the displacement for being close to the panel 8 that Elastic clamping plate 7 is arranged
Correspondence changes.
Specifically, in the present embodiment, panel 15 uses EQ47 or Q690 steel plate, and not only hardness is higher, and can be wear-resisting
Damage, keeps the service life of guiding mechanism more long.
In the present embodiment, bottom plate 6 is also possible to be fixed on by welding on the first gusset 5.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of guiding mechanism of truss leg jacking system, the jacking system includes truss leg, lifting device, the purlin
Frame spud leg includes at least three chord members being vertically arranged, and is equipped with rack gear on each chord member along the vertical direction, the rack gear with
Lifting device transmission connection, the lifting device are fixed on jack-up unit by mounting rack, the mounting rack it is upper
End and lower end are respectively equipped with several guiding mechanisms matched with each rack gear, which is characterized in that
Each guiding mechanism includes: that the first gusset is arranged along the vertical direction, the flank of tooth of first gusset and the rack gear
Relatively, it is additionally provided with the bottom plate, Elastic clamping plate, panel for being parallel to first gusset on first gusset, the bottom plate is fixed
On first gusset, the Elastic clamping plate and the panel are successively close to be arranged on the bottom plate, and the elastic clip
For plate between the panel and the bottom plate, the panel is opposite with the flank of tooth of the rack gear.
2. guiding mechanism according to claim 1, which is characterized in that the guiding mechanism further includes being arranged along the vertical direction
Interior locating part and outer locating part, the interior locating part is located at the first side of the guiding mechanism, and the outer locating part is located at
The second side of the guiding mechanism, the first side are the guiding mechanism close to the side of the spud leg, described second
Side is side of the guiding mechanism far from the spud leg.
3. guiding mechanism according to claim 2, which is characterized in that be equipped with first on the interior locating part along the vertical direction
Limiting groove, is equipped with the second limiting groove on the outer locating part along the vertical direction, and the panel and the Elastic clamping plate
Side is embedded in first limiting groove, and it is recessed that the other side of the panel and the Elastic clamping plate is embedded in second limit
In slot.
4. guiding mechanism according to claim 3, which is characterized in that the interior locating part is removably installed by bolt
On first gusset.
5. guiding mechanism according to claim 4, which is characterized in that the interior locating part is to the flank of tooth direction of the rack gear
Extend, and the side close to the spud leg of the interior locating part and the rack gear offsets.
6. guiding mechanism according to claim 1-5, which is characterized in that the guiding mechanism further includes upper limit
Part and lower limit part, the upper limit part and the lower limit part are fixed on first gusset, and the upper limit part with
The top surface of the panel and the Elastic clamping plate offsets, the bottom surface phase of the lower limit part and the panel and the Elastic clamping plate
It supports.
7. guiding mechanism according to claim 6, which is characterized in that the upper limit part and lower limit part welding are solid
It is scheduled on first gusset.
8. guiding mechanism according to claim 1-5, which is characterized in that the Elastic clamping plate uses rubber material
Elastic clamping plate.
9. guiding mechanism according to claim 1-5, which is characterized in that the panel uses EQ47 or Q690 steel
Plate.
10. guiding mechanism according to claim 1-5, which is characterized in that the bottom plate is weldingly fixed on described
On first gusset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610908006.8A CN106544997B (en) | 2016-10-18 | 2016-10-18 | A kind of guiding mechanism of truss leg jacking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610908006.8A CN106544997B (en) | 2016-10-18 | 2016-10-18 | A kind of guiding mechanism of truss leg jacking system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106544997A CN106544997A (en) | 2017-03-29 |
| CN106544997B true CN106544997B (en) | 2019-05-17 |
Family
ID=58369204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610908006.8A Active CN106544997B (en) | 2016-10-18 | 2016-10-18 | A kind of guiding mechanism of truss leg jacking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106544997B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142919B (en) * | 2017-05-27 | 2019-07-09 | 武汉船用机械有限责任公司 | A kind of detachable truss leg |
| CN108018842B (en) * | 2017-10-24 | 2019-11-15 | 武汉船用机械有限责任公司 | The lifting device of jacking system |
| CN107757836B (en) * | 2017-11-17 | 2023-12-12 | 广州碧海新能源有限公司 | Multifunctional ocean platform |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7604299A (en) * | 1976-04-22 | 1977-10-25 | Ishall S A | Self-lipting platform for use at sea - has free-wheeling dampers for the swell and cushioning blocks |
| FR2346281A1 (en) * | 1976-03-29 | 1977-10-28 | Ishall Sa | Self-lipting platform for use at sea - has free-wheeling dampers for the swell and cushioning blocks |
| CN202000327U (en) * | 2011-02-21 | 2011-10-05 | 中国海洋石油总公司 | Continuous stepwise type hydraulic lifting device |
| CN104929096A (en) * | 2015-06-25 | 2015-09-23 | 江苏科技大学 | Self-elevating platform |
| CN205399377U (en) * | 2016-03-07 | 2016-07-27 | 上海尚鉴机械工程有限公司 | Platform spud leg direction ring beam |
-
2016
- 2016-10-18 CN CN201610908006.8A patent/CN106544997B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2346281A1 (en) * | 1976-03-29 | 1977-10-28 | Ishall Sa | Self-lipting platform for use at sea - has free-wheeling dampers for the swell and cushioning blocks |
| NL7604299A (en) * | 1976-04-22 | 1977-10-25 | Ishall S A | Self-lipting platform for use at sea - has free-wheeling dampers for the swell and cushioning blocks |
| CN202000327U (en) * | 2011-02-21 | 2011-10-05 | 中国海洋石油总公司 | Continuous stepwise type hydraulic lifting device |
| CN104929096A (en) * | 2015-06-25 | 2015-09-23 | 江苏科技大学 | Self-elevating platform |
| CN205399377U (en) * | 2016-03-07 | 2016-07-27 | 上海尚鉴机械工程有限公司 | Platform spud leg direction ring beam |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106544997A (en) | 2017-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106544997B (en) | A kind of guiding mechanism of truss leg jacking system | |
| CN103429491B (en) | Lifting mode propeller system | |
| US7726910B2 (en) | Interactive leg guide for offshore self-elevating unit | |
| CN103215935A (en) | Hydraulic lifting device | |
| CN204323659U (en) | The bracing or strutting arrangement of the FPSO module of hull | |
| CN201047057Y (en) | Rope-suspension bridge rope saddle structure | |
| CN201013820Y (en) | Rubber shock absorber | |
| CN205131595U (en) | Docking block | |
| CN1102681A (en) | Seismic shield device | |
| CN109811640B (en) | Two-stage buffering, limiting and shock isolating device | |
| CN204979124U (en) | Boats and ships antifatigue elastic joint | |
| CN204849580U (en) | Multidirectional shift comb pinion rack telescoping device of prestressing force unit formula | |
| CN110510079B (en) | Slipway anti-slip device | |
| CN203767034U (en) | Binding support for transportation of marine module | |
| CN203702531U (en) | Novel vehicle-mounted fracturing pump seat | |
| CN102963378A (en) | Lifting device and long steel rail transport vehicle set | |
| CN203905196U (en) | Anti-seismic structure column foot | |
| KR101444285B1 (en) | Apparatus for preventing deformation of leg for floating structure | |
| CN109098425B (en) | Steel beam operation table connection structure | |
| CN218441026U (en) | Water conservancy pipeline bearing structure | |
| CN105626769A (en) | Damping device used for diesel generator set | |
| CN205365984U (en) | Marine multifunctional platform | |
| CN204703446U (en) | Brace type is without keel installation floor | |
| CN214566037U (en) | Pipeline bracket for offshore floating production oil storage and discharge device | |
| CN216201561U (en) | Detachable maintenance type elastic pipe clamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |