CN108104091B - Hydraulic bolt type lifting device - Google Patents
Hydraulic bolt type lifting device Download PDFInfo
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- CN108104091B CN108104091B CN201711124542.XA CN201711124542A CN108104091B CN 108104091 B CN108104091 B CN 108104091B CN 201711124542 A CN201711124542 A CN 201711124542A CN 108104091 B CN108104091 B CN 108104091B
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- oil cylinder
- plate
- lifting oil
- cylinder mounting
- mounting lug
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- 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
- E02B17/0836—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering with climbing jacks
- E02B17/0872—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering with climbing jacks with locking pins engaging holes or cam surfaces
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- 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
- E02B17/0809—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering the equipment being hydraulically actuated
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention discloses a hydraulic bolt type lifting device, and belongs to the field of ocean platform equipment. Hydraulic pressure bolt formula elevating gear, including spud leg, last gird, lower gird, lift cylinder and a plurality of bolt subassembly, hydraulic pressure bolt formula elevating gear still includes lift cylinder installation basis and lower lift cylinder installation basis, it includes to go up lift cylinder installation basis: supporting seat and connector, the quantity of supporting seat with go up the quantity that promotes the hydro-cylinder the same, every the supporting seat all includes: go up lift hydro-cylinder installation otic placode and two and go up lift hydro-cylinder installation otic placode supports, every the connector all includes: the lateral connecting plate, a plurality of second gusset and a plurality of intermediate junction plate. The hydraulic plug pin type lifting device can bear large load and is not easy to deform, so that the stability of the hydraulic plug pin type lifting device is improved.
Description
Technical Field
The invention relates to the field of ocean platform equipment, in particular to an oil cylinder mounting structure and a hydraulic bolt type lifting device.
Background
Self-elevating ocean platform is widely applied to ocean engineering, and self-elevating ocean platform includes platform main part and operating system, and operating system commonly used is hydraulic pressure bolt formula operating system.
Hydraulic pressure bolt formula operating system includes: the spud leg, gu the pile bolck, go up the ring beam, the ring beam down, lift cylinder and a plurality of bolt subassembly, go up the ring beam, the ring beam is all arranged around the spud leg down with solid pile bolck, a plurality of bolt subassemblies are installed respectively on last ring beam and ring beam down, the both ends of lift cylinder are installed respectively on last ring beam and ring beam down, a plurality of bolt holes of mutually supporting with the bolt subassembly are seted up along length direction to the spud leg, the top of solid pile bolck is the box structure and is connected with last ring beam through balanced subassembly, the bottom of solid pile bolck is connected with the deck of self-elevating ocean platform. When the self-elevating offshore platform or pile leg lifting device works, the lifting oil cylinder drives the upper ring beam to move relative to the lower ring beam, and the bolt assemblies on the upper ring beam and the lower ring beam alternately extend into the bolt holes of the pile legs to realize the lifting of the self-elevating offshore platform or pile legs.
In the process of implementing the invention, the inventor finds that the prior art has at least the following problems:
the top of the pile fixing frame is required to bear horizontal load caused by severe environments such as wind waves and the like, and the top of the pile fixing frame is required to be of a box-type structure with larger weight in order to enable the structural strength of the pile fixing frame to meet requirements. The top dead weight of pile fixing frame is great, and the center is higher, and this can influence the stability that reduces hydraulic pressure bolt formula operating system to influence from lift-type platform's stability.
Disclosure of Invention
In order to solve the problem of low stability of a self-elevating ocean platform in the prior art, the embodiment of the invention provides a hydraulic bolt type lifting device. The technical scheme is as follows:
on one hand, the embodiment of the invention provides a hydraulic bolt type lifting device, which comprises a pile leg, an upper ring beam, a lower ring beam, a lifting oil cylinder and a plurality of bolt components, wherein the upper ring beam and the lower ring beam are arranged around the pile leg, the bolt components are respectively arranged on the upper ring beam and the lower ring beam, the pile leg is provided with a plurality of bolt holes which are matched with the bolt components along the length direction, the hydraulic bolt type lifting device also comprises an upper lifting oil cylinder mounting foundation and a lower lifting oil cylinder mounting foundation,
go up lift cylinder installation basis includes: supporting seat and connector, the quantity of supporting seat with go up the quantity that promotes the hydro-cylinder the same, every the supporting seat all includes: the lifting device comprises an upper lifting oil cylinder mounting lug plate and two upper lifting oil cylinder mounting lug plate brackets, wherein the two upper lifting oil cylinder mounting lug plate brackets are respectively fixed on the side walls of the two sides of the upper lifting oil cylinder mounting lug plate, a first rib plate is fixed between each upper lifting oil cylinder mounting lug plate and each upper lifting oil cylinder mounting lug plate bracket,
each of the connectors includes: the two ends of the lateral connecting plate are respectively fixed on two adjacent upper lifting oil cylinder mounting lug plate brackets, the second rib plates are arranged in parallel at intervals, each second rib plate is vertically fixed with the lateral connecting plate, and the middle connecting plates are respectively fixed between the two adjacent second rib plates and between the second rib plates and the upper lifting oil cylinder mounting lug plate brackets;
lower lift cylinder installation basis includes: the bottom of the upper lifting oil cylinder mounting base is fixed on the top surface of the lower mounting deck, and the lower lifting oil cylinder mounting lug plate is fixedly penetrated on the lower mounting deck and is vertically arranged with the lower mounting deck;
the lifting oil cylinder comprises an upper lifting oil cylinder and a lower lifting oil cylinder, one end of the upper lifting oil cylinder is installed on the upper ring beam, the other end of the upper lifting oil cylinder is installed on the upper lifting oil cylinder installation lug plate through a first pin shaft, one end of the lower lifting oil cylinder is installed on the lower ring beam, and the other end of the lower lifting oil cylinder is installed on the lower lifting oil cylinder installation lug plate through a second pin shaft.
Specifically, every go up lift cylinder installation otic placode support and all include: the supporting seat comprises a cover plate and side plates, wherein the cover plate is vertically fixed on the side wall of the upper lifting oil cylinder mounting lug plate, the side plates are fixed on the cover plate and the upper lifting oil cylinder mounting lug plate, the side plates are respectively and vertically arranged with the cover plate and the upper lifting oil cylinder mounting lug plate, the supporting seat further comprises a plurality of intermediate plates, each intermediate plate is arranged with the side plates in parallel at intervals, each intermediate plate is fixed on the upper lifting oil cylinder mounting lug plate and the cover plate, and the first rib plates are fixed on the upper lifting oil cylinder mounting lug plate and between the intermediate plates and between the side plates.
Furthermore, each intermediate plate is provided with a lightening hole.
Furthermore, the side walls of the middle plate and the side walls of the side plates are both fixed with wrapping plates.
Specifically, the supporting seat and the connecting body are provided with cavities for accommodating the lower lifting oil cylinder mounting lug plates.
Specifically, a first reinforcing plate is fixed on the side wall of each second rib plate, and the first reinforcing plate and the second rib plates are arranged vertically.
Specifically, a second reinforcing plate is fixed on the side wall of the lower lifting oil cylinder mounting lug plate below the lower mounting deck, and the second reinforcing plate and the lower lifting oil cylinder mounting lug plate are vertically arranged.
Specifically, the number of the upper lifting oil cylinders and the number of the lower lifting oil cylinders are four, the four upper lifting oil cylinders and the four lower lifting oil cylinders are uniformly arranged along the center line of the pile leg respectively, and the upper lifting oil cylinders and the lower lifting oil cylinders are arranged at intervals.
Specifically, each connecting body comprises four second rib plates.
Specifically, the lower lift cylinder mounting base further comprises an annular plate, wherein the annular plate is arranged around the pile leg and fixed on the lower mounting deck.
The technical scheme provided by the embodiment of the invention has the following beneficial effects: according to the hydraulic pin type lifting device provided by the embodiment of the invention, the upper lifting oil cylinder mounting base is arranged on the main deck of the ship body, so that the integral gravity center of the hydraulic pin type lifting device is lower, the sizes of the upper lifting oil cylinder mounting base and the lower lifting oil cylinder mounting base are smaller, the weight is lighter, and meanwhile, the hydraulic pin type lifting device can bear larger load and is not easy to deform, so that the stability of the hydraulic pin type lifting device is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a hydraulic pin type lifting device provided by an embodiment of the invention;
FIG. 2 is a schematic structural diagram of an installation base of an upper lift cylinder provided in an embodiment of the present invention;
fig. 3 is a schematic top view of a hydraulic pin type lifting device according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a support base according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of four connectors provided in an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a connector according to an embodiment of the present invention;
FIG. 7 is a schematic perspective view of a lower lift cylinder mounting base according to an embodiment of the present invention;
fig. 8 is a schematic front view of a lower lift cylinder mounting base according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The embodiment of the invention provides a hydraulic bolt type lifting device, which comprises a pile leg 1, an upper ring beam 2, a lower ring beam 3, a lifting oil cylinder 4 and a plurality of bolt components 29 as shown in figure 1, wherein the upper ring beam 2 and the lower ring beam 3 are arranged around the pile leg 1, the bolt components 29 are respectively arranged on the upper ring beam 2 and the lower ring beam 3, the pile leg 1 is provided with a plurality of bolt holes 1a which are matched with the bolt components 29 along the length direction, and the hydraulic bolt type lifting device further comprises an upper lifting oil cylinder mounting foundation 5 and a lower lifting oil cylinder mounting foundation 16. The lift cylinder 4 includes an upper lift cylinder 4a and a lower lift cylinder 4 b.
Fig. 2 is a schematic structural diagram of an installation base of an upper lifting cylinder provided in the embodiment of the present invention, and fig. 3 is a schematic structural diagram of a top view of a hydraulic latch type lifting device provided in the embodiment of the present invention. As shown in fig. 2 and 3, the upper lift cylinder mounting base 5 includes: a support seat 6 and a connecting body 7. Fig. 4 is a schematic structural diagram of a support seat according to an embodiment of the present invention. Referring to fig. 4, the number of the supporting seats 6 is the same as that of the upper lift cylinders 4a, and each supporting seat 6 includes: the lifting device comprises an upper lifting oil cylinder mounting lug plate 9 and two upper lifting oil cylinder mounting lug plate brackets, wherein the two upper lifting oil cylinder mounting lug plate brackets 30 are respectively fixed on the side walls of the two sides of the upper lifting oil cylinder mounting lug plate 9, and a first rib plate 12 is fixed between each upper lifting oil cylinder mounting lug plate bracket 30 and each upper lifting oil cylinder mounting lug plate 9.
Fig. 5 is a schematic structural diagram of four connectors according to an embodiment of the present invention. Fig. 6 is a schematic structural diagram of a connector according to an embodiment of the present invention. As shown in fig. 5 and 6, each connecting body 7 includes: the lateral support structure comprises a lateral connecting plate 13, a plurality of second rib plates 14 and a plurality of middle connecting plates 15, wherein two ends of the lateral connecting plate 13 are respectively fixed on cover plates 10 of two adjacent support seats 6, the second rib plates 14 are arranged in parallel at intervals, each second rib plate 14 is vertically fixed with the lateral connecting plate 13, and the middle connecting plates 15 are respectively fixed between the two adjacent second rib plates 14 and between the second rib plates 14 and an upper lifting oil cylinder mounting lug plate support 30. In practice, each intermediate connecting plate 15 may be located at the same level as the first web 12. A plurality of transverse connecting plates 27 can be further arranged between the middle connecting plate 15 and the lateral connecting plate 13, and the plurality of transverse connecting plates 27 are horizontally fixed between two adjacent second rib plates 14 and between the second rib plates 14 and the upper lifting cylinder mounting lug plate bracket 30.
Fig. 7 and 8 are schematic structural diagrams of the lower lift cylinder mounting base provided by the embodiment of the invention. As shown in fig. 7 and 8, the lower lift cylinder mounting base 16 includes: the bottom of the upper lifting oil cylinder mounting base 5 is fixed on the top surface of the lower mounting deck 17, and the lower lifting oil cylinder mounting lug plate 18 penetrates through and is fixed on the lower mounting deck 17 and is arranged perpendicular to the lower mounting deck 17.
Specifically, as shown in fig. 7, a second reinforcing plate 22 is fixed to a side wall of the lower lift cylinder mounting lug 18 below the lower mounting deck 17, and the second reinforcing plate 22 is arranged perpendicular to the lower lift cylinder mounting lug 18. The second reinforcing plate 22 can improve the stress capacity of the lower lifting cylinder mounting lug plate 18, and prevent the lower lifting cylinder mounting lug plate 18 from deforming, thereby being beneficial to improving the stability of the hydraulic bolt type lifting device. The second reinforcement plate 22 may be T-shaped.
In particular, referring again to fig. 7, the lower lift cylinder installation base 16 may further comprise an annular plate 23, the annular plate 23 being arranged around the leg 1 and fixed to the lower installation deck 17, in particular, the lower installation deck 17 is provided with a hole around the leg 1, and the lower installation deck 17 is fixed to the hole wall. The ring plate 23 has a guiding function to ensure that the lower lift cylinder mounting base 16 does not always deviate along the length direction of the leg 1 when moving on the leg 1.
As shown in fig. 1, one end of the upper lift cylinder 4a is mounted on the upper ring beam 2, the other end of the upper lift cylinder 4a is mounted on the upper lift cylinder mounting lug 9 through a first pin 24, one end of the lower lift cylinder 4b is mounted on the lower ring beam 3, and the other end of the lower lift cylinder 4b is mounted on the lower lift cylinder mounting lug 18 through a second pin (not shown). In implementation, one end of the upper lifting oil cylinder 4a is installed on the side wall of the upper ring beam 2, and one end of the lower lifting oil cylinder 4b is installed on the bottom surface of the lower ring beam 3. Four bolt assemblies 29 on the upper ring beam 2 and four bolt assemblies 29 on the lower ring beam 3 are provided, and the bolt assemblies 29 on the upper ring beam 2 and the bolt assemblies 29 on the lower ring beam 3 are arranged opposite to each other along the length direction of the pile leg 1.
Specifically, referring to fig. 1 again, the number of the upper lifting cylinders 4a and the number of the lower lifting cylinders 4b may be four, the four upper lifting cylinders 4a and the four lower lifting cylinders 4b are respectively and uniformly arranged along the center line of the pile leg 1, and the upper lifting cylinders 4a and the lower lifting cylinders 4b are arranged at intervals. This makes the stress of upper lift cylinder mounting base 5 and lower lift cylinder mounting base 16 more uniform, and is more conducive to improving the stability of the hydraulic plug-in lifting device.
In particular, each connecting body 7 comprises four second webs 14. The four second rib plates 14 can uniformly and respectively bear the force of the connecting body 7, so that the stability of the hydraulic bolt type lifting device is facilitated.
When realized, every supporting seat 6 all still includes: the lug plate shrouding 8, it is two to go up lift cylinder installation lug plate 9, and two go up lift cylinder installation lug plate 9 relative interval and arrange, and lug plate shrouding 8 is fixed and is gone up between lift cylinder installation lug plate 9 on two. The two upper lift cylinder mounting lugs 9 can be stably connected with the upper lift cylinder 4 a.
Specifically, as shown in fig. 2, each upper lift cylinder mounting lug support may include: the supporting seat 6 can also comprise a plurality of middle plates 19, each middle plate 19 is arranged in parallel with the corresponding side plate 11, each middle plate 19 is fixed on the corresponding upper lifting oil cylinder mounting lug plate 9 and the corresponding cover plate 10, each middle plate 19 is fixed on the corresponding upper lifting oil cylinder mounting lug plate 9 and the corresponding side plate 11, and the first rib plates 12 are fixed between the corresponding upper lifting oil cylinder mounting lug plates 9 and the corresponding side plates 11 and between the corresponding middle plates 19 and the corresponding side plates 11. The intermediate plate 19 can improve the stress capacity of the support seat 6 and avoid the deformation of the support seat 6, thereby improving the stability of the hydraulic bolt type lifting device. When the pile is realized, the upper lifting oil cylinder mounting lug plate 9 is obliquely arranged towards the side wall of one side of the pile leg 1, and the minimum included angle between the side wall and the horizontal plane is 45 degrees. Therefore, when the upper lifting oil cylinder mounting lug plate 9 is stressed, the load can be transferred more smoothly.
Furthermore, each intermediate plate 19 may be provided with lightening holes 19 a. The lightening holes 19a can lighten the weight of the intermediate plate 19, thereby reducing the weight of the hydraulic plug type lifting device and further reducing the raw material cost of the hydraulic plug type lifting device.
Further, as shown in fig. 4, a wrapper sheet 20 may be fixed to each of the side walls of the middle plate 19 and the side plates 11. The wrapping plate 20 can improve the force bearing capacity and stability of the connecting body 7.
Specifically, the supporting seat 6 and the connecting body 7 are both provided with a cavity for accommodating the lower lifting cylinder mounting lug plate 18. The arrangement is beneficial to reducing the volume of the upper lifting oil cylinder mounting base 5, so that the overlarge volume and weight of the hydraulic bolt type lifting device are avoided, and the stability of the hydraulic bolt type lifting device is improved.
Specifically, as shown in fig. 5, a first reinforcing plate 21 is fixed on a side wall of each second rib plate 14, and the first reinforcing plate 21 is arranged perpendicular to the second rib plates 14. The first reinforcing plate 21 can improve the stress capacity of the second rib plate 14, and the second rib plate 14 is prevented from deforming, so that the stability of the hydraulic bolt type lifting device is improved.
Specifically, as shown in fig. 2, 5 and 6, each connector 7 may further include a special-shaped wrapping plate 25, the special-shaped wrapping plate 25 is welded on a side wall of the lateral connecting plate 13 facing the spud leg 1, the special-shaped wrapping plate 25 is perpendicular to the lateral connecting plate 13, two ends of the special-shaped wrapping plate 25 are fixedly connected to the upper lifting cylinder mounting lug 9 of the support seat 6, the top of the special-shaped wrapping plate 25 is arc-shaped, the width of two ends of the special-shaped wrapping plate 25 is greater than the width of the middle of the special-shaped wrapping plate 25, and the connector 7 can be connected with the support seat 6 more stably through the special-shaped wrapping plate 25. In this embodiment the side walls of the lateral connecting plates 13 adjacent the leg 1 may be curved to match the shape of the outer wall of the leg 1, which allows the structure of the upper lift cylinder mounting base 5 defined by the connecting body 7 and the support base 6 to match the shape of the leg 1.
As shown in fig. 6, the hydraulic pin jack may further comprise an annular reinforcement plate 28, the annular reinforcement plate 28 being arranged around the leg 1 and fixed to the side wall of each intermediate connection plate 15 on the side facing the leg 1, and the annular reinforcement plate 28 being arranged perpendicular to the intermediate connection plates 15.
In implementation, the hull main deck a is fixed on the upper lift cylinder mounting lug plate 9, and specifically, the hull main deck a and the first rib plate 12 may be located on a plane.
According to the hydraulic pin type lifting device provided by the embodiment of the invention, the upper lifting oil cylinder mounting base is arranged on the main deck of the ship body, so that the integral gravity center of the hydraulic pin type lifting device is lower, the sizes of the upper lifting oil cylinder mounting base and the lower lifting oil cylinder mounting base are smaller, the weight is lighter, and meanwhile, the hydraulic pin type lifting device can bear larger load and is not easy to deform, so that the stability of the hydraulic pin type lifting device is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A hydraulic bolt type lifting device comprises pile legs, an upper ring beam, a lower ring beam, a lifting oil cylinder and a plurality of bolt components, wherein the upper ring beam and the lower ring beam are arranged around the pile legs, the bolt components are respectively arranged on the upper ring beam and the lower ring beam, the pile legs are provided with a plurality of bolt holes matched with the bolt components along the length direction, the lifting oil cylinder comprises an upper lifting oil cylinder and a lower lifting oil cylinder, one end of the upper lifting oil cylinder is arranged on the upper ring beam, one end of the lower lifting oil cylinder is arranged on the lower ring beam, the hydraulic bolt type lifting device is characterized by further comprising an upper lifting oil cylinder mounting foundation and a lower lifting oil cylinder mounting foundation,
go up lift cylinder installation basis includes: supporting seat and connector, the quantity of supporting seat with go up the quantity that promotes the hydro-cylinder the same, every the supporting seat all includes: the lifting device comprises an upper lifting oil cylinder mounting lug plate and two upper lifting oil cylinder mounting lug plate brackets, wherein the two upper lifting oil cylinder mounting lug plate brackets are respectively fixed on the side walls of the two sides of the upper lifting oil cylinder mounting lug plate, a first rib plate is fixed between each upper lifting oil cylinder mounting lug plate and each upper lifting oil cylinder mounting lug plate bracket,
each of the connectors includes: the two ends of the lateral connecting plate are respectively fixed on two adjacent upper lifting oil cylinder mounting lug plate brackets, the second rib plates are arranged in parallel at intervals, each second rib plate is vertically fixed with the lateral connecting plate, and the middle connecting plates are respectively fixed between the two adjacent second rib plates and between the second rib plates and the upper lifting oil cylinder mounting lug plate brackets;
lower lift cylinder installation basis includes: the bottom of the upper lifting oil cylinder mounting base is fixed on the top surface of the lower mounting deck, and the lower lifting oil cylinder mounting lug plate is fixedly penetrated on the lower mounting deck and is vertically arranged with the lower mounting deck;
the other end of the upper lifting oil cylinder is installed on the upper lifting oil cylinder installation lug plate through a first pin shaft, and the other end of the lower lifting oil cylinder is installed on the lower lifting oil cylinder installation lug plate through a second pin shaft.
2. The hydraulic pin jack lift of claim 1, wherein each of the upper lift cylinder mounting lug brackets comprises: the supporting seat comprises a cover plate and side plates, wherein the cover plate is vertically fixed on the side wall of the upper lifting oil cylinder mounting lug plate, the side plates are fixed on the cover plate and the upper lifting oil cylinder mounting lug plate, the side plates are respectively and vertically arranged with the cover plate and the upper lifting oil cylinder mounting lug plate, the supporting seat further comprises a plurality of intermediate plates, each intermediate plate is arranged with the side plates in parallel at intervals, each intermediate plate is fixed on the upper lifting oil cylinder mounting lug plate and the cover plate, and the first rib plates are fixed on the upper lifting oil cylinder mounting lug plate and between the intermediate plates and between the side plates.
3. The hydraulic pin jack lift of claim 2, wherein each intermediate plate is formed with lightening holes.
4. The hydraulic pin jack lift of claim 2, wherein a wrapper is secured to each of the side walls of the middle plate and the side plates.
5. The hydraulic pin jack lift of claim 1, wherein the support base and the connecting body each have a cavity for receiving a mounting lug of the lower lift cylinder.
6. The hydraulic pin-type lifting device according to claim 1, wherein a first reinforcing plate is fixed to a side wall of each second rib plate, and the first reinforcing plate and the second rib plates are arranged perpendicularly.
7. The hydraulic pin jack apparatus of claim 1, wherein a second reinforcement plate is secured to a side wall of the lower lift cylinder mounting lug below the lower mounting deck, the second reinforcement plate being disposed perpendicular to the lower lift cylinder mounting lug.
8. The hydraulic pin-type lifting device according to claim 1, wherein the upper lifting cylinder and the lower lifting cylinder are four, four upper lifting cylinders and four lower lifting cylinders are respectively and uniformly arranged along a center line of the spud leg, and the upper lifting cylinders and the lower lifting cylinders are arranged at intervals.
9. The hydraulic pin jack lift of claim 1, wherein each of the connecting bodies includes four of the second webs.
10. The hydraulic pin lift apparatus of claim 1, wherein the lower lift cylinder mounting base further comprises an annular plate disposed around the spud leg and secured to the lower mounting deck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711124542.XA CN108104091B (en) | 2017-11-14 | 2017-11-14 | Hydraulic bolt type lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711124542.XA CN108104091B (en) | 2017-11-14 | 2017-11-14 | Hydraulic bolt type lifting device |
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| Publication Number | Publication Date |
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| CN108104091A CN108104091A (en) | 2018-06-01 |
| CN108104091B true CN108104091B (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711124542.XA Active CN108104091B (en) | 2017-11-14 | 2017-11-14 | Hydraulic bolt type lifting device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110284481B (en) * | 2019-06-26 | 2021-01-08 | 中船黄埔文冲船舶有限公司 | High-altitude mounting device for oil cylinder pin shaft connection |
| CN110565614A (en) * | 2019-09-03 | 2019-12-13 | 广东精铟海洋工程股份有限公司 | modular lifting device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86101732A (en) * | 1985-06-19 | 1986-12-24 | 塞彭公司 | Upper structure of offshore platform integral installation method and implement the equipment of this method |
| CN106013030A (en) * | 2016-05-19 | 2016-10-12 | 武汉船用机械有限责任公司 | Continuous hydraulic lifting device |
| CN106087932A (en) * | 2016-07-28 | 2016-11-09 | 武汉船用机械有限责任公司 | A kind of latch elevating mechanism for jack-up unit |
| CN106567374A (en) * | 2016-10-11 | 2017-04-19 | 武汉船用机械有限责任公司 | Continuous type hydraulic pin lifting system |
-
2017
- 2017-11-14 CN CN201711124542.XA patent/CN108104091B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86101732A (en) * | 1985-06-19 | 1986-12-24 | 塞彭公司 | Upper structure of offshore platform integral installation method and implement the equipment of this method |
| CN106013030A (en) * | 2016-05-19 | 2016-10-12 | 武汉船用机械有限责任公司 | Continuous hydraulic lifting device |
| CN106087932A (en) * | 2016-07-28 | 2016-11-09 | 武汉船用机械有限责任公司 | A kind of latch elevating mechanism for jack-up unit |
| CN106567374A (en) * | 2016-10-11 | 2017-04-19 | 武汉船用机械有限责任公司 | Continuous type hydraulic pin lifting system |
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| CN108104091A (en) | 2018-06-01 |
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