CN108394524B - Floating body big head for earthquake collection ship - Google Patents
Floating body big head for earthquake collection ship Download PDFInfo
- Publication number
- CN108394524B CN108394524B CN201810402811.2A CN201810402811A CN108394524B CN 108394524 B CN108394524 B CN 108394524B CN 201810402811 A CN201810402811 A CN 201810402811A CN 108394524 B CN108394524 B CN 108394524B
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- CN
- China
- Prior art keywords
- floating body
- big head
- guide plate
- head body
- installation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005187 foaming Methods 0.000 claims abstract description 4
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 4
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 abstract description 8
- 238000005260 corrosion Methods 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 8
- -1 polyethylene Polymers 0.000 abstract description 8
- 229920000573 polyethylene Polymers 0.000 abstract description 8
- 229920005830 Polyurethane Foam Polymers 0.000 abstract description 5
- 239000011229 interlayer Substances 0.000 abstract description 5
- 239000011496 polyurethane foam Substances 0.000 abstract description 5
- 239000010410 layer Substances 0.000 abstract description 3
- 239000013535 sea water Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 230000005484 gravity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
Abstract
The invention provides a floating body big head for a seismic acquisition ship, which is characterized in that: the floating body big head for the earthquake collection ship comprises a floating body big head body, wherein the floating body big head body comprises a high-density polyethylene shell, and a foaming layer is arranged in the shell; the floating body big head body. The shell of the large end of the floating body for the earthquake collection ship is integrally cast and formed by adopting high-density ultra-high molecular polyethylene, has uniform thickness, no interlayer and bubble, high strength and seawater corrosion resistance; the interior is filled with polyurethane foam to increase buoyancy.
Description
Technical Field
The invention relates to the technical field of offshore operation, in particular to a floating body big head for a seismic acquisition ship.
Background
In water, seismic waves can be detected by pressure changes produced by the seismic waves. In the prior art, large-volume air gun seismic sources are used for seismic exploration of water areas, engineering geological investigation and deep sea crust construction research. An air gun source is a seismic pulse source that suddenly releases compressed air into the water, thereby generating short, high energy. In the detection process, the air gun focus needs to be hoisted on a focus ship, the air gun focus is arranged under the sea, and in the process, a floating body is needed to bear the gravity of the air gun focus.
Disclosure of Invention
In view of this, the present invention provides a float bullnose for a seismic acquisition vessel to provide sufficient buoyancy to carry the weight of the air gun seismic source.
The invention provides a floating body big head for a seismic acquisition ship, which is characterized in that: the floating body big head for the earthquake collection ship comprises a floating body big head body, wherein the floating body big head body comprises a high-density polyethylene shell, and a foaming layer is arranged in the shell; the floating body big head body.
Preferably, the tail of the floating body big head body is provided with a guide plate, and the guide plate is installed at the tail of the floating body big head body through a guide plate installation seat.
Preferably, the deflector comprises two side plates and a transverse plate connecting the two side plates together;
the side plate is provided with a mounting hole, and the side plate is mounted on the guide plate mounting seat through the mounting hole;
the transverse plate is arranged between the two side plates.
Preferably, the transverse plate is provided with a water flow generator.
Preferably, an air gun focus hoisting part is arranged at the bottom side of the middle part of the big head body of the floating body, and a hoisting point for hoisting is arranged at the hoisting part.
Preferably, the floating body big head body is provided with a GPRS installation part, and the GPRS installation part is provided with a GPRS component.
Preferably, a battery module is further installed at the tail part of the big head body of the floating body, and the battery module can be further provided with a solar panel.
The shell of the large end of the floating body for the earthquake collection ship is integrally cast and formed by adopting high-density ultra-high molecular polyethylene, has uniform thickness, no interlayer and bubble, high strength and seawater corrosion resistance; the interior is filled with polyurethane foam to increase buoyancy.
Drawings
FIG. 1 is a schematic diagram of the structure of a floating body large head for a seismic acquisition vessel of the present invention;
FIG. 2 is a schematic view of the structure of a floating body large head for a seismic acquisition vessel according to a first embodiment of the invention;
FIG. 3 is a bottom view of a first embodiment of the present invention of a seismic acquisition vessel floating body large head;
FIG. 4 is a schematic view of the structure of a floating body large head for a seismic acquisition vessel according to a second embodiment of the invention;
FIG. 5 is a cross-sectional view of a baffle of a second embodiment of the present invention;
FIG. 6 is a side view of a baffle of a second embodiment of the present invention;
FIG. 7 is a schematic view of a mounting structure of a baffle mount and a floating body big head body according to a second embodiment of the present invention;
FIG. 8 is a schematic view of a mounting base according to a second embodiment of the present invention;
FIG. 9 is a schematic view of the mounting structure of the lifting portion and the floating body big head body according to the second embodiment of the present invention;
fig. 10 is a schematic structural view of a fixing portion of a second embodiment of the present invention;
fig. 11 is a side view of a fixing portion of a second embodiment of the present invention;
fig. 12 is a schematic structural view of a hanging point setting part of a second embodiment of the present invention;
fig. 13 is a schematic structural view of a floating body large head for a seismic acquisition vessel according to a third embodiment of the invention.
Detailed Description
For a better understanding of the present invention, the present invention is further described below with reference to specific examples and drawings.
As shown in fig. 1, the present invention provides a floating body big head for a seismic acquisition ship, which is characterized in that: the floating body big head for the earthquake collection ship comprises a floating body big head body 10, wherein the floating body big head body 10 comprises a high-density polyethylene shell, and a foaming layer is arranged in the shell.
Further, a deflector 20 is arranged at the tail of the floating body big head body 10.
Further, a water flow generator is mounted on the transverse plate 202; the middle bottom side of the floating body big head body 10 is provided with an air gun focus hoisting part 101, and the hoisting part 101 is provided with a hoisting point 102 for hoisting.
In the first embodiment of the present invention, the tail portion of the floating body big head body 10a is conical, the front end is hemispherical, and the middle portion is cylindrical. The floating body big head body 10a is provided with a shell, the shell of the floating body big head body 10a is integrally cast and formed by adopting high-density ultra-high molecular polyethylene, the thickness of the shell is uniform, no interlayer and bubble are generated, and the thickness is 12-16mm; the interior is filled with polyurethane foam to increase buoyancy.
In this embodiment, the shell of the floating body big head body 10a is made of polyethylene material, so that the floating body big head body 10a has strong anti-collision capability and corrosion resistance, and the corrosion resistance is important because the floating body big head body 10a is applied to offshore operation.
The whole length of the big end body 10a of the floating body is 2030mm, the diameter of the middle cylinder is 550mm, the total buoyancy of the big end body 10a of the floating body is 360kg, the self weight of the big end body is 80kg, the bottom is loaded with 10kg of lead blocks, and the net buoyancy is 270kg.
Further, a deflector 20a is installed at the tail of the floating body, and the deflector 20a includes two side plates 201a and a transverse plate 202a connecting the two side plates 201a together; the cross plate 202a is disposed between the two side plates 201 a.
The cross plate 202a and the two side plates 201a may be integrally formed or may be separately arranged and then connected by a connection manner such as welding, and the cross plate 202a may be further provided with a water current generator.
An air gun focus hoisting part 101a is arranged at the bottom side of the middle part of the floating body big head body 10a, and a hoisting point 102a for hoisting is arranged on the hoisting part 101 a; further, the lifting part 101a is fixedly arranged at the bottom side of the middle part of the floating body big head body 10a, the lifting part 101a comprises a fixing part 1011a attached to the floating body big head body 10a and a lifting point setting part 1012a vertically arranged with the fixing part 1011a, a lifting point 102a is arranged on the lifting point setting part 1012a, and a lifting lug is arranged on the lifting point 102a and used for lifting an air gun seismic source.
Further, a GPRS mounting portion 103a is provided on the floating body big head body 10a, and a GPRS component 40a is mounted on the GPRS mounting portion 103 a; in this embodiment, the GPRS mounting portion 103a is a steel pipe with a diameter of 30mm, and a GPRS component 40a is disposed inside the steel pipe, so as to realize information transmission.
In the second embodiment of the present invention, the tail portion of the floating body big head body 10b is conical, the front end is hemispherical, and the middle portion is cylindrical. The floating body big head body 10b is provided with a shell, the shell of the floating body big head body 10b is integrally cast and formed by adopting high-density ultra-high molecular polyethylene, and the shell has uniform thickness, no interlayer and no bubbles; the interior is filled with polyurethane foam to increase buoyancy.
In this embodiment, the shell of the floating body big head body 10b is made of polyethylene material, so that the floating body big head body 10b has strong anti-collision capability and corrosion resistance, and the corrosion resistance is important because the floating body big head body 10b is applied to offshore operation.
The whole length of the big end body 10b of the floating body is 3895mm, and the diameter of the middle cylinder is 930mm.
Further, a deflector 20b is installed at the tail of the floating body, and the deflector 20b includes two side plates 201b and a transverse plate 202b connecting the two side plates 201b together; the cross plate 202b is disposed between the two side plates 201 b.
The cross plate 202b and the two side plates 201b may be integrally formed or separately arranged, and then connected by a connection manner such as welding, and the cross plate 202b may be further provided with a water flow generator.
The guide plate 20b is mounted at the tail of the floating body big head body 10b through a guide plate mounting seat 30b, the guide plate mounting seat 30b comprises two mounting bars 301b which are arranged in parallel, a plurality of first mounting holes 302b are formed in the mounting bars 301b and used for fixing the side plate 201b, second mounting holes 203b matched with the first mounting holes 302b are formed in the side plate 201b, and the side plate 201b is fixedly mounted on the mounting bars 301b through bolts.
An air gun focus hoisting part 101b is arranged at the bottom side of the middle part of the floating body big head body 10b, and a hoisting point 102b for hoisting is arranged on the hoisting part 101 b; further, the lifting part 101b is fixedly disposed on the bottom side of the middle part of the floating body big head body 10b, the lifting part 101b includes a fixing part 1011b attached to the floating body big head body 10b and a lifting point setting part 1012b disposed on the fixing part 1011b, a lifting point 102b is disposed on the lifting point setting part 1012b, and a lifting lug is disposed on the lifting point 102b for lifting the air gun seismic source.
Further, the hanging point setting portion 1012b is fixedly connected to the fixing portion 1011b by a bolt, specifically, two rows of fixing strips 1013b arranged in parallel are provided on the fixing portion 1011b, a plurality of third fixing holes 1014b are provided on the fixing strips 1013b, a fourth fixing hole 1015b matched with the third fixing holes 1014b is provided on the hanging point setting portion 1012b, and the hanging point setting portion 1012b is fixedly connected to the fixing portion 1011b by a bolt; the hanging point setting part 1012b is a T-shaped member, the two feet of the hanging point setting part 1012b are provided with fourth fixing holes 1015b, and the vertex angle is provided with a hanging point 102b.
Further, a GPRS mounting portion 103b is provided on the floating body big head body 10b, and a GPRS component 40b is mounted on the GPRS mounting portion 103 b; in this embodiment, the GPRS mounting portion 103b is a groove disposed on the floating body big head body 10b, and the GPRS component 40b is mounted in the groove.
Further, a battery module 50b is further mounted on the tail portion of the floating body big head body 10b, and the battery module 50b can also be used for mounting a solar panel 60b.
In the third embodiment of the present invention, the floating body big head body 10c is a shuttle type, the floating body big head body 10c is provided with a housing, the housing of the floating body big head body 10c is integrally cast and formed by adopting high-density ultra-high polymer polyethylene, and the thickness of the housing is uniform, no interlayer and no air bubble are generated; the interior is filled with polyurethane foam to increase buoyancy.
In this embodiment, the shell of the floating body big head body 10c is made of polyethylene material, so that the floating body big head body 10c has strong anti-collision capability and corrosion resistance, and the corrosion resistance is important because the floating body big head body 10c is applied to offshore operation.
The entire length of the floating body big head body 10c is 3890mm, and the maximum diameter of the middle part is 1250mm.
The difference between this embodiment and the second embodiment is that the floating body big head body 10c is provided as a shuttle.
In the use process of the big head of the floating body, the big head of the floating body floats on the sea surface, the big head of the floating body is used for hoisting an air gun focus through a hoisting point, and the buoyancy of the big head of the floating body bears the gravity of the big head of the floating body and the gravity of the air gun focus; meanwhile, the big end of the floating body is further provided with a guide plate to achieve a guide effect, a backflow generator can be further arranged on the guide plate, water flow is utilized to generate electricity, energy utilization is achieved, and components such as GPRS (general packet radio service) are further arranged to achieve communication with the source ship.
It should be noted that in this document relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present invention and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (4)
1. The utility model provides a marine body big head of seismic acquisition which characterized in that: the floating body big head for the earthquake collection ship comprises a floating body big head body, wherein the floating body big head body comprises a high-density polyethylene shell, and a foaming layer is arranged in the shell; the floating body big head body;
the tail part of the floating body big head body is provided with a guide plate, and the guide plate is arranged at the tail part of the floating body big head body through a guide plate mounting seat;
the guide plate comprises two side plates and a transverse plate for connecting the two side plates together;
the side plate is provided with a mounting hole, and the side plate is mounted on the guide plate mounting seat through the mounting hole;
the transverse plate is arranged between the two side plates;
the transverse plate is provided with a water flow generator;
the guide plate is installed in the tail of the big head body of the floating body through a guide plate installation seat, the guide plate installation portion comprises two installation bars which are arranged in parallel, a plurality of first installation holes are formed in the installation bars and used for fixing the side plates, second installation holes matched with the first installation holes are formed in the side plates, and the side plates are fixedly installed on the installation bars through bolts.
2. The seismic acquisition vessel floating body head of claim 1, wherein: the middle bottom side of the big head body of the floating body is provided with an air gun focus hoisting part, and the hoisting part is provided with a hoisting point for hoisting.
3. The seismic acquisition vessel floating body head of claim 1, wherein: the floating body big head body is provided with a GPRS installation part, and the GPRS installation part is provided with a GPRS component.
4. The seismic acquisition vessel floating body head of claim 1, wherein: the tail part on the big head body of the floating body is also provided with a battery module, and a solar panel is arranged at the battery module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402811.2A CN108394524B (en) | 2018-04-28 | 2018-04-28 | Floating body big head for earthquake collection ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402811.2A CN108394524B (en) | 2018-04-28 | 2018-04-28 | Floating body big head for earthquake collection ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108394524A CN108394524A (en) | 2018-08-14 |
| CN108394524B true CN108394524B (en) | 2024-04-02 |
Family
ID=63100840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810402811.2A Active CN108394524B (en) | 2018-04-28 | 2018-04-28 | Floating body big head for earthquake collection ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108394524B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000190893A (en) * | 1998-12-28 | 2000-07-11 | Hitachi Zosen Corp | Course stabilizing fin for high-speed vessel |
| CN106443764A (en) * | 2016-10-17 | 2017-02-22 | 辉禄美（北京）科技有限公司 | Sled-type seismic source module |
| CN106882337A (en) * | 2017-03-23 | 2017-06-23 | 烟台镇泰滚塑有限公司 | A kind of plastics ocean floating body |
| CN206725776U (en) * | 2017-05-09 | 2017-12-08 | 中国石油集团东方地球物理勘探有限责任公司 | A kind of underwater exploration device |
| CN208855832U (en) * | 2018-04-28 | 2019-05-14 | 天津开发区长城石油机械配件有限公司 | A kind of earthquake-capturing floating body major part peculiar to vessel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1024175C (en) * | 1990-05-16 | 1994-04-13 | 陈世杰 | Once shaped full-plastic ship and manufacturing process thereof |
| JP2955076B2 (en) * | 1991-08-26 | 1999-10-04 | 三菱重工業株式会社 | Hydrofoil ship |
| WO2002044012A2 (en) * | 2000-11-28 | 2002-06-06 | The Regents Of The University Of California | Hydrodynamically-contoured towable load-supporting float, including as permits high-speed controlled-depth towing of a seismic air gun |
| US8570829B2 (en) * | 2009-12-22 | 2013-10-29 | Pgs Geophysical As | Depth steerable seismic source array |
| EP3362344A1 (en) * | 2015-10-15 | 2018-08-22 | ION Geophysical Corporation | Dynamically controlled foil systems and methods |
-
2018
- 2018-04-28 CN CN201810402811.2A patent/CN108394524B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000190893A (en) * | 1998-12-28 | 2000-07-11 | Hitachi Zosen Corp | Course stabilizing fin for high-speed vessel |
| CN106443764A (en) * | 2016-10-17 | 2017-02-22 | 辉禄美（北京）科技有限公司 | Sled-type seismic source module |
| CN106882337A (en) * | 2017-03-23 | 2017-06-23 | 烟台镇泰滚塑有限公司 | A kind of plastics ocean floating body |
| CN206725776U (en) * | 2017-05-09 | 2017-12-08 | 中国石油集团东方地球物理勘探有限责任公司 | A kind of underwater exploration device |
| CN208855832U (en) * | 2018-04-28 | 2019-05-14 | 天津开发区长城石油机械配件有限公司 | A kind of earthquake-capturing floating body major part peculiar to vessel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108394524A (en) | 2018-08-14 |
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