CN203929187U - Be applicable to the weighing system of semi-girder assembly - Google Patents
Be applicable to the weighing system of semi-girder assembly Download PDFInfo
- Publication number
- CN203929187U CN203929187U CN201420172566.8U CN201420172566U CN203929187U CN 203929187 U CN203929187 U CN 203929187U CN 201420172566 U CN201420172566 U CN 201420172566U CN 203929187 U CN203929187 U CN 203929187U
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- assembly
- jacking
- semi
- lifting jack
- girder
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- 238000005303 weighing Methods 0.000 title claims abstract description 45
- 239000012530 fluid Substances 0.000 claims description 7
- 238000005553 drilling Methods 0.000 abstract description 13
- 238000010276 construction Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 230000002787 reinforcement Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a kind of weighing system that is applicable to semi-girder assembly, comprise: a pair of first side jacking assembly of arranging along the axis direction of semi-girder assembly, a pair of middle part jacking assembly and a pair of the second side jacking assembly, a pair of the first side jacking assembly, a pair of middle part jacking assembly and a pair of the second side jacking assembly lay respectively at the both sides of semi-girder assembly.This weighing system can solve the narrow space that can use due to main deck in existing drilling platform semi-girder assembly weighing process and cannot normally place lifting jack and pressure transducer to complete the problem of weighing, and can avoid the extra reinforcement to main deck structure, reduce construction cost and task difficulty.
Description
Technical field
The utility model relates to a kind of weighing system of large-sized structural parts, relates in particular to a kind of weighing system that is applicable to semi-girder assembly.
Background technology
The large-sized structural parts of semi-girder assembly and so on need to be arranged on the main deck of the large-scale hull of drilling platform and so on for example.The mode of weighing for this class semi-girder assembly mostly is 8 fulcrum jackings at present.According to this mode, the main deck that is arranged in above-mentioned large-scale hull for lifting jack and the pressure transducer of jacking semi-girder assembly, need to take main deck certain space.
In addition,, in order to meet the requirement of jacking load, such as the main deck structure of the large-scale hull of drilling platform, often need extra reinforcement.For the drilling platform of some specific model, problem aspect two below existing in the process of using 8 fulcrum jackings to weigh:
On the one hand, the space that can utilize on platform main deck is very limited, cannot normally place the required lifting jack of weighing and weigh to complete with the pressure transducer of weighing.This has just caused the semi-girder assembly inaccurate consequence of weighing, on the follow-up use of drilling platform by the impact causing to a certain degree;
On the other hand, by 8 fulcrum jacking weighting manners, be difficult in practice control the stand under load stability of Jacking point.According to mechanics principle, the Jacking point of semi-girder is more, is more difficult to control the stressing conditions of every place Jacking point, affects the most at last the accuracy of weighing results.
Utility model content
For solving the problems referred to above of prior art, the utility model proposes a kind of novel weighing system that is applicable to semi-girder assembly.
Particularly, the utility model proposes a kind of weighing system that is applicable to semi-girder assembly, comprise: a pair of first side jacking assembly of arranging along the axis direction of described semi-girder assembly, a pair of middle part jacking assembly and a pair of the second side jacking assembly, described a pair of the first side jacking assembly, a pair of middle part jacking assembly and a pair of the second side jacking assembly lay respectively at the both sides of described semi-girder assembly
Wherein, described the first side jacking assembly comprises:
The first guide type shoe, is fixed on a platform;
The first lifting jack, is installed on described the first guide type shoe;
The first jacking bearing, is arranged at one end of described semi-girder assembly and is positioned at the top of described the first lifting jack;
Wherein, described the second side jacking assembly comprises:
The second guide type shoe, is fixed on described platform;
The second lifting jack, is installed on described the second guide type shoe;
The second jacking bearing, is arranged at the web outside of described semi-girder assembly and is positioned at the top of described the second lifting jack;
Wherein, described middle part jacking assembly comprises:
Overturn-preventing bearing, is fixed on described platform;
The 3rd lifting jack, is installed on described overturn-preventing bearing;
The 3rd jacking bearing, is arranged at the web outside of described semi-girder assembly and is positioned at the top of described the 3rd lifting jack.
Preferably, in above-mentioned weighing system, described the first side jacking assembly further comprises: the first jacking base, is arranged between described the first guide type shoe and described the first lifting jack; And first LOAD CELLS, be arranged at the top of described the first lifting jack.
Preferably, in above-mentioned weighing system, described the second side jacking assembly further comprises: the second jacking base, is arranged between described the second guide type shoe and described the second lifting jack; And second LOAD CELLS, be arranged at the top of described the second lifting jack.
Preferably, in above-mentioned weighing system, described middle part jacking assembly further comprises: the 3rd jacking base, is arranged between described overturn-preventing bearing and described the 3rd lifting jack; And the 3rd LOAD CELLS, be arranged at the top of described the 3rd lifting jack.
Preferably, in above-mentioned weighing system, described the first jacking bearing embeds in one end of described semi-girder assembly from the outside of described semi-girder assembly.
Preferably, in above-mentioned weighing system, described first, second, and third lifting jack is fluid pressure type lifting jack.
Weighing system of the present utility model can solve the narrow space that can use due to main deck in existing drilling platform semi-girder assembly weighing process and cannot normally place lifting jack and pressure transducer to complete the problem of weighing.In addition, the utility model adopts 6 fulcrums to carry out jacking and weighs, and so more easily controls the stand under load stability of each jacking fulcrum, has improved the accuracy of weighing results.Finally, the 6 fulcrum jackings that the utility model adopts are weighed and can be avoided the extra reinforcement to main deck structure, reduce construction cost, task difficulty and preparation of construction cycle.
Should be appreciated that more than the utility model generality is described and the following detailed description is all exemplary and explanat, and be intended to provide further explanation for the utility model as claimed in claim.
Accompanying drawing explanation
Comprise that accompanying drawing is for providing, the utility model further to be understood, they are included and form the application's a part, and accompanying drawing shows embodiment of the present utility model, and with together with this instructions, play the effect of explaining the utility model principle.In accompanying drawing:
Fig. 1 schematically shows the one-piece construction of weighing system of the present utility model.
Fig. 2 is the enlarged diagram of the first side jacking assembly in Fig. 1.
Fig. 3 is the enlarged diagram of the second side jacking assembly in Fig. 1.
Fig. 4 is the enlarged diagram of the middle part jacking assembly in Fig. 1.
Embodiment
With detailed reference to accompanying drawing, embodiment of the present utility model is described now.With detailed reference to preferred embodiment of the present utility model, its example is shown in the drawings now.In the case of any possible, in institute's drawings attached, the mark with identical is represented to same or analogous part.In addition, although the term using in the utility model is to select from public term, but some mentioned terms may be that applicant selects by his or her judgement in the utility model instructions, its detailed meanings illustrates in the relevant portion of description herein.In addition, require not only to pass through used actual terms, but the meaning that also will contain by each term is understood the utility model.
Fig. 1 schematically shows the one-piece construction of weighing system of the present utility model.As shown in the figure, this weighing system 10 that is applicable to semi-girder assembly mainly comprises: a pair of the first side jacking assembly 101, a pair of middle part jacking assembly 102 and a pair of second side jacking assembly 103 of for example, along the axis direction (horizontal direction of Fig. 1) that is arranged at the semi-girder assembly 20 on weighing system 10, arranging.As can be seen from Figure 1, above-mentioned a pair of the first side jacking assembly 101, a pair of middle part jacking assembly 102 and a pair of the second side jacking assembly 103 lay respectively at the both sides of this semi-girder assembly 20.
Forward now Fig. 2 to, Fig. 2 is the enlarged diagram of the first side jacking assembly 101 in Fig. 1.This first side jacking assembly 101 mainly comprises the first guide type shoe 201, the first lifting jack 202, the first jacking bearing 203.Wherein, the first guide type shoe 201 is fixed on a platform, and for example this platform can be that deck etc. and this first guide type shoe 201 of drilling platform, large-scale hull are to be for example fixed on the main deck of drilling platform hull stern.The first lifting jack 202 can adopt fluid pressure type lifting jack, and is installed on this first guide type shoe 201.The first jacking bearing 203 of weighing for aided drilling platform semi-girder is arranged at one end of this semi-girder assembly 20 and is positioned at the top of this first lifting jack 202.Preferential but nonrestrictive, in the embodiment shown in Fig. 1 and Fig. 2, this the first jacking bearing 203 for example can be E type, and embeds in one end of this semi-girder assembly 20 from the outside of this semi-girder assembly 20, for example, in the tail end of the semi-girder I shape A/B beam above LOAD CELLS 205.
According to preferred embodiment of the present utility model, the first side jacking assembly 101 may further include: the first LOAD CELLS 205 that is arranged at the first jacking base 204 between this first guide type shoe 201 and this first lifting jack 202 and is arranged at the top of this first lifting jack 202.
Fig. 3 is the enlarged diagram of the second side jacking assembly 103 in Fig. 1.This second side jacking assembly 103 mainly comprises: the second guide type shoe 301, the second lifting jack 302 and the second jacking bearing 303.Wherein, the second guide type shoe 301 is fixed on above-mentioned platform.The second lifting jack 302 can adopt fluid pressure type lifting jack, and is installed on this second guide type shoe 301.The second jacking bearing 303 (being for example positioned at the bow of platform) of weighing for aided drilling platform semi-girder is arranged at the web outside (for example web outside of semi-girder I shape A/B beam) of this semi-girder assembly 20 and is positioned at the top of this second lifting jack 302.
Preferably, in weighing system of the present utility model, this second side jacking assembly 103 may further include: the second LOAD CELLS 305 that is arranged at the second jacking base 304 between this second guide type shoe 301 and this second lifting jack 302 and is arranged at the top of this second lifting jack 302.
Finally, forward Fig. 4 to, Fig. 4 is the enlarged diagram of the middle part jacking assembly 102 in Fig. 1.As shown in the figure, this middle part jacking assembly 102 mainly comprises: overturn-preventing bearing 401, the 3rd lifting jack 402 and the 3rd jacking bearing 403.Particularly, overturn-preventing bearing 401 is fixed on above-mentioned platform.The 3rd lifting jack 402 can adopt fluid pressure type lifting jack, and is installed on this overturn-preventing bearing 401.The 3rd jacking bearing 403 of weighing for aided drilling platform semi-girder in addition, is arranged at the web outside (for example web outside of semi-girder I shape A/B beam) of this semi-girder assembly 20 and is positioned at the top of the 3rd lifting jack 402.
Preferably, this middle part jacking assembly 102 may further include: the 3rd LOAD CELLS 405 that is arranged at the 3rd jacking base 404 between this overturn-preventing bearing 401 and the 3rd lifting jack 402 and is arranged at the top of the 3rd lifting jack 402.
According to the utility model, semi-girder assembly is being weighed in jacking process, substantially approaching by adjusting load and the Theoretical Design load of each jacking fulcrum place bearing 203,303,403, the structure lower surface of the centre position jacking bearing 403 in the same side jacking fulcrum of take is benchmark, by laser transit, measure the lower surface height of jacking bearing 203 and jacking bearing 303, make poor being controlled in certain margin tolerance of relative height of described three place's jacking bearing lower surfaces.By utilization of the present utility model, can control the weigh stability of jacking load and the accuracy of weighing data.
In sum, weighing system of the present utility model belongs to 6 fulcrum jacking weighing systems.For example, above 6 place's semi-girder slippage guide type shoes that, can be on drilling platform main ship deck, overturn-preventing locking support, weld jacking base frock; Corresponding 6 place's jacking base frock positions, in the I shape A/B of semi-girder body construction both sides girder construction web outside weldings 6 place's jacking bearing frocks; Above 6 place's jacking base frocks, a set of fluid pressure type jack system is set respectively, in the top position of each fluid pressure type jack cylinder body, puts and fix a set of pressure sensor systems.This weighing system that is applicable to semi-girder assembly is easier to control the stand under load stability of each jacking fulcrum.Particularly, semi-girder assembly is weighed in jacking process, by adjusting, point load is propped up in each jacking and Theoretical Design load is substantially approaching, the centre position jacking fulcrum of take in the three place's jacking fulcrums of the same side is benchmark, the residue two place's jacking fulcrum height that are positioned at end positions by laser transit measurement, make poor being controlled in certain margin tolerance of three place's jacking fulcrum relative heights.
These 6 fulcrum jacking weighing systems that are applicable to semi-girder assembly can reduce hydraulic jack and the space hold requirement of pressure transducer on main ship deck to the full extent, avoid main ship deck additionally to strengthen simultaneously.According to semi-girder body construction form, semi-girder assembly weight distribution situation, in conjunction with the physical dimension of hydraulic jack, the pressure transducer of weighing, the position using 6 place's semi-girder slippage guide type shoes on drilling platform main ship deck, locking support as jacking fulcrum.According to version and the physical dimension of this 6 place semi-girder slippage guide type shoe, locking support, determine the design form of jacking base frock, and finally determine through strength check and optimal design.By utilization of the present utility model, can control largely the weigh stability of jacking load and the accuracy of weighing results.
Those skilled in the art can be obvious, can carry out various modifications and variations and not depart from spirit and scope of the present utility model above-mentioned exemplary embodiment of the present utility model.Therefore, be intended to make the utility model to cover to drop within the scope of appended claims and equivalence techniques scheme thereof to modification of the present utility model and modification.
Claims (6)
1. a weighing system that is applicable to semi-girder assembly, it is characterized in that, comprise: a pair of first side jacking assembly of arranging along the axis direction of described semi-girder assembly, a pair of middle part jacking assembly and a pair of the second side jacking assembly, described a pair of the first side jacking assembly, a pair of middle part jacking assembly and a pair of the second side jacking assembly lay respectively at the both sides of described semi-girder assembly
Wherein, described the first side jacking assembly comprises:
The first guide type shoe, is fixed on a platform;
The first lifting jack, is installed on described the first guide type shoe;
The first jacking bearing, is arranged at one end of described semi-girder assembly and is positioned at the top of described the first lifting jack;
Wherein, described the second side jacking assembly comprises:
The second guide type shoe, is fixed on described platform;
The second lifting jack, is installed on described the second guide type shoe;
The second jacking bearing, is arranged at the web outside of described semi-girder assembly and is positioned at the top of described the second lifting jack;
Wherein, described middle part jacking assembly comprises:
Overturn-preventing bearing, is fixed on described platform;
The 3rd lifting jack, is installed on described overturn-preventing bearing;
The 3rd jacking bearing, is arranged at the web outside of described semi-girder assembly and is positioned at the top of described the 3rd lifting jack.
2. weighing system as claimed in claim 1, is characterized in that, described the first side jacking assembly further comprises:
The first jacking base, is arranged between described the first guide type shoe and described the first lifting jack; And
The first LOAD CELLS, is arranged at the top of described the first lifting jack.
3. weighing system as claimed in claim 1, is characterized in that, described the second side jacking assembly further comprises:
The second jacking base, is arranged between described the second guide type shoe and described the second lifting jack; And
The second LOAD CELLS, is arranged at the top of described the second lifting jack.
4. weighing system as claimed in claim 1, is characterized in that, described middle part jacking assembly further comprises:
The 3rd jacking base, is arranged between described overturn-preventing bearing and described the 3rd lifting jack; And
The 3rd LOAD CELLS, is arranged at the top of described the 3rd lifting jack.
5. weighing system as claimed in claim 1, is characterized in that, described the first jacking bearing embeds in one end of described semi-girder assembly from the outside of described semi-girder assembly.
6. weighing system as claimed in claim 1, is characterized in that, described first, second, and third lifting jack is fluid pressure type lifting jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420172566.8U CN203929187U (en) | 2014-04-10 | 2014-04-10 | Be applicable to the weighing system of semi-girder assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420172566.8U CN203929187U (en) | 2014-04-10 | 2014-04-10 | Be applicable to the weighing system of semi-girder assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203929187U true CN203929187U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420172566.8U Expired - Lifetime CN203929187U (en) | 2014-04-10 | 2014-04-10 | Be applicable to the weighing system of semi-girder assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN203929187U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105332366A (en) * | 2015-10-28 | 2016-02-17 | 中国海洋石油总公司 | Method and device for improving covering power of cantilever beam of self-elevating platform |
| CN114184320A (en) * | 2021-11-23 | 2022-03-15 | 大连船舶重工集团有限公司 | FPSO unloading system weighing test tool and test method |
-
2014
- 2014-04-10 CN CN201420172566.8U patent/CN203929187U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105332366A (en) * | 2015-10-28 | 2016-02-17 | 中国海洋石油总公司 | Method and device for improving covering power of cantilever beam of self-elevating platform |
| CN114184320A (en) * | 2021-11-23 | 2022-03-15 | 大连船舶重工集团有限公司 | FPSO unloading system weighing test tool and test method |
| CN114184320B (en) * | 2021-11-23 | 2024-04-19 | 大连船舶重工集团有限公司 | FPSO unloading system weighing test tool and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |