CN203950043U - Adjustable draw off gear and the system of ocean single track seismic survey - Google Patents
Adjustable draw off gear and the system of ocean single track seismic survey Download PDFInfo
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- CN203950043U CN203950043U CN201420386123.9U CN201420386123U CN203950043U CN 203950043 U CN203950043 U CN 203950043U CN 201420386123 U CN201420386123 U CN 201420386123U CN 203950043 U CN203950043 U CN 203950043U
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Abstract
The utility model discloses adjustable draw off gear and the system of the single track seismic survey of a kind of ocean.Adjustable draw off gear comprises stiff end, expansion link, 180 degree are without shelves mechanical joint and hang folding rod.Wherein, stiff end comprises pair of bolts nut and pin and fixed orifice, plays a part to support and fixing whole device; Expansion link comprises rolling bearing and two sleeve pipes that hollow steel pipe forms, and works to rotate whole device and adjustable range; 180 degree play folding and unfolding without shelves mechanical joint and hang folding rod; Hang folding rod and work to connect nautical receiving set and protection rope and secondary roll adjustment.The utility model has the advantages that safety and stability, installation and removal are convenient, carry and deposit conveniently, and applicability is strong, can reuse.Adopt the utility model length of quantitative regulation apparatus flexibly, can promote the signal to noise ratio (S/N ratio) of single track seismic data, can widespread use in oceanographic survey, marine charting and oceanographic engineering.
Description
Technical field
The utility model relates to oceanographic survey and marine charting technical field, specifically refers to adjustable draw off gear and the system of a kind of ocean single track seismic survey.
Background technology
Marine geologic survey is a basic marine territory resource investigation, in marine geologic survey, in order to disclose the shallow stratal configuration in seabed, active fault, magmation and potential geologic hazard, high resolving power single track seismic prospecting one of the investigative technique that is absolutely necessary.
Current, single track offshore seismic system consists of shipborne system and towing system.Towing system comprises that focus, nautical receiving set and cable form.Shipborne system comprises data acquisition and processing (DAP) platform, and DGPS navigation positioning system.In offshore operation process, disturbed by various factors, often signal to noise ratio (S/N ratio) is lower for the single track seismic data of acquisition.In order to obtain in acquisition phase the data of high s/n ratio, just need to reduce as far as possible neighbourhood noise, can be by regulating distance between focus and nautical receiving set improve the signal to noise ratio (S/N ratio) of data, this is because when hypotelorism between focus and nautical receiving set, boat noise is serious; And when hypertelorism, the useful signal receiving weakens, signal to noise ratio (S/N ratio) reduces.This just needs a kind of distance of installing between accurate adjusting focus and nautical receiving set to improve the quality of data.
The device of existing adjusting focus and nautical receiving set spacing is simple and easy, adopt single hanger bar more, but there is many defects: (1) hanger bar length is fixed, in the oceanographic survey environment of upheaval constantly, be difficult to accurate spacing and very dangerous, in the time of tuning up spacing, can only change in addition a longer hanger bar; (2) hanger bar length is longer, often surpasses 5m, is difficult to deposit and carry; (3) folding and unfolding of instrument, installation and removal need many people combination process, and convenience is not strong.
Utility model content
The utility model, for the deficiencies in the prior art, discloses adjustable draw off gear and the system of ocean single track seismic survey.
The adjustable draw off gear of the utility model ocean single track seismic survey adopts following technical scheme:
An adjustable draw off gear for ocean single track seismic survey, comprises that stiff end, expansion link, 180 degree are without shelves mechanical joint and suspension folding rod;
Described expansion link comprises hollow steel pipe I, rolling bearing, hollow steel pipe II, bolt, nut, small cylinder and sealing disk; Described expansion link is further provided with pin hole, and a plurality of through hole;
Described stiff end comprises nut, bolt, pin and fixed orifice; At ship afterdeck, near ship side place, find out the smooth installation region of a 20cm * 20cm, bolt and hull are fixed, the roller bearing component of expansion link is enclosed within on bolt, by nut, whole device is fixing above deck; Fixed hole position, on the deck of installation region, makes expansion link turn to vertical hull when outside, and pin hole is over against fixed orifice; Utilize pin to pass pin hole and insert in fixed orifice, play fixedly expansion link effect;
Described hollow steel pipe II external diameter is less than hollow steel pipe I internal diameter, and both form sleeve pipe, by choosing the length of through hole adjustable telescopic rod, and fixes with pair of bolts and nut, and small cylinder and closed circular are folded the effect that prevents that sleeve pipe from coming off; Hollow steel pipe I forms after sleeve pipe by through hole, and hollow steel pipe I left end and housing washer are fixed, fastening nut, and expansion link just can rotate;
180 described degree are fixed without shelves mechanical joint left end and hollow steel pipe II, and right-hand member is fixed with hanging folding rod, and 180 described degree, without shelves mechanical joint horizontal positioned, play folding and unfolding and hang folding rod;
Described suspension folding rod is comprised of the suspended cylinder of hollow steel pipe III and surface-welding thereof.
Preferably, described hollow steel pipe I and hollow steel pipe II length are L, and beat N-1 through hole by equidistant X=L/N, and N is natural number; Described hollow steel pipe III length is L, and its surface is by N-1 suspended cylinder of equidistant X=L/N welding.
A kind of ocean single track seismic survey system that adopts described adjustable draw off gear, it comprises focus, cable, nautical receiving set, protection bungee, protection rope, draw off gear, and described draw off gear comprises described stiff end, expansion link, 180 degree are without shelves mechanical joint and hang folding rod; Described suspension folding rod connects nautical receiving set by protection bungee, utilizes suspended cylinder to carry out secondary distance adjustment simultaneously and connects protection rope.
The beneficial effects of the utility model:
(1) operability.Utilize rolling bearing, facilitate folding and unfolding and the installation of system.
(2) convenience.Draw off gear facilitates the connection of nautical receiving set together with can receiving without shelves mechanical joint with 180 degree by sleeve pipe, is convenient for carrying simultaneously and deposits.
(3) stability.Draw off gear adopts high strength material, and load capacity is strong, can effectively guarantee the stable of operation.
(4) security.Draw off gear can aboard ship splice, and can be produced hull by rolling bearing, has increased staff's security.
(5) usability repeatedly.Draw off gear can repeatedly utilize, and can repeatedly in overseas operation, use.
The utility model is applicable to the detection of the nearly end of submarine topography landforms, marine charting, oceanographic engineering and scientific research of seas.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model draw off gear.
Fig. 2 is that Fig. 1 shrinks the structural representation after folding.
Fig. 3 is the plan structure schematic diagram of Fig. 1.
Fig. 4 is the one-piece construction schematic diagram of stiff end in Fig. 1.
Fig. 5 is the plan structure schematic diagram of left side hollow steel pipe and rolling bearing in Fig. 1.
Fig. 6 is the perspective structure schematic diagram of expansion link in Fig. 1.
Fig. 7 is the plan structure schematic diagram of 180 degree nothing shelves mechanical joints in Fig. 1.
Fig. 8 is the plan structure schematic diagram that hangs folding rod in Fig. 1.
Fig. 9 is the structural representation of the utility model system.
In figure: stiff end 1, expansion link 2,180 degree are without shelves mechanical joint 3, suspension folding rod 4; Nut 1.1, bolt 1.2, pin 1.3, fixed orifice 1.4; Hollow steel pipe I 2.1, rolling bearing 2.2, pin hole 2.3, through hole 2.4, hollow steel pipe II 2.5, bolt 2.6, nut 2.7, small cylinder 2.8, sealing disk 2.9; Hollow steel pipe III 4.1, suspended cylinder 4.2; Focus 5.1, cable 5.2, nautical receiving set 5.3, protection bungee 5.4, protection rope 5.5, draw off gear 5.6.
Embodiment
For further understanding technology contents of the present utility model, Characteristic, hereby enumerate following instance, and coordinate accompanying drawing to describe in detail.
embodiment 1
An adjustable draw off gear for ocean single track seismic survey, with reference to accompanying drawing 1,2,3, it comprises that stiff end 1, expansion link 2,180 degree are without shelves mechanical joint 3, suspension folding rod 4; With reference to accompanying drawing 4,5, stiff end 1 is comprised of nut 1.1, bolt 1.2, pin 1.3 and fixed orifice 1.4, bolt 1.2 and Hull Welding, and rolling bearing 2.2 parts of expansion link 2 are enclosed within on bolt 1.2, by nut 1.1, whole device is fixing above deck; Fixed orifice 1.4 is positioned on the deck of installation region, makes expansion link 2 turn to vertical hull when outside, and pin hole 2.3, over against fixed orifice 1.4, utilizes pin 1.3 to insert in fixed orifices 1.4 through pin hole 2.3, plays the fixedly effect of expansion link 2; With reference to accompanying drawing 4,5,6, expansion link 2 comprises hollow steel pipe I 2.1, rolling bearing 2.2, hollow steel pipe II 2.5, bolt 2.6, nut 2.7, small cylinder 2.8 and sealing disk 2.9; Hollow steel pipe II 2.5 external diameters are less than hollow steel pipe I 2.1 internal diameters, sealing disk 2.9 of hollow steel pipe I 2.1 right-end openings places welding, and disk internal diameter is greater than hollow steel pipe II 2.5 external diameters and is less than hollow steel pipe I 2.1 internal diameters; A small cylinder 2.8 is respectively welded in hollow steel pipe II 2.5 head both sides, hollow steel pipe II 2.5 can be inserted from hollow steel pipe I 2.1 left ends, and be closed disk 2.9 at hollow steel pipe I right-hand member place small cylinder 2.8, block, small cylinder 2.8 and sealing disk 2.9 work to prevent that sleeve pipe from coming off.By choosing the length of through hole 2.4 adjustable telescopic rods 2, and fixing by pair of bolts 2.6 and nut 2.7; Hollow steel pipe I 2.1 is also provided with a pin hole 2.3 in addition, forms after sleeve pipe hollow steel pipe I 2.1 left ends and rolling bearing 2.2 outer ring welding, fastening nut 1.1, expansion link 2 just can rotate, and utilizes pin 1.3 to insert in fixed orifice 1.4 through pin hole 2.3, and expansion link 2 is fixed; With reference to accompanying drawing 7,180 degree, without shelves mechanical joint 3 left ends and 2.5 welding of hollow steel pipe II, right-hand member and hollow steel pipe III 4.1 are welded, and 180 degree, without shelves mechanical joint 3 horizontal positioned, play folding and unfolding and hang folding rod 4.With reference to accompanying drawing 8,9, suspension folding rod 4 is comprised of the suspended cylinder 4.2 of hollow steel pipe III 4.1 and surface-welding thereof; Hang folding rod 4 and connect nautical receiving set 5.3 by protection bungee 5.4, guarantee the safe and stable operation of nautical receiving set 5.3, utilize suspended cylinder 4.2 can carry out secondary distance adjustment simultaneously and connect protection rope 5.5.By choosing through hole 2.4 and suspended cylinder 4.2, draw off gear 5.6 can carry out accurate distance adjustment, has overcome traditional defect of changing bar adjustable range.
embodiment 2
An adjustable folding and unfolding method for ocean single track seismic survey system, comprises the following steps:
Step 1: system is installed
1.1) check described stiff end 1, expansion link 2,180 degree without shelves mechanical joints 3, hang folding rod 4 whether firmly, have or not breakage;
1.2) at ship afterdeck, near ship side place, find out the smooth installation region of a 20cm * 20cm, by bolt 1.2 and Hull Welding, rolling bearing 2.2 parts of expansion link 2 are enclosed within on bolt 1.2, by nut 1.1, whole draw off gear 5.6 is fixing above deck;
Step 2: draw off gear regulates
2.1) according to concrete job requirements, by choosing the length of through hole 2.4 adjustable telescopic rods 2, and fixing by pair of bolts 2.6 and nut 2.7;
2.2) nautical receiving set 5.3 is connected in suspended cylinder 4.2 by protection bungee 5.4, by choosing the suspended cylinder 4.2 of connection, carries out distance adjustment for the second time;
Step 3: instrument folding and unfolding
3.1) at ship afterdeck, near ship side place, be connected and fixed after device and instrument, to protect rope 5.5 to be connected with suspended cylinder 4.2, fastening nut 1.1, utilize rolling bearing 2.2 that device is rotated, make itself and hull stretch out hull into about an angle of 90 degrees, alignment fixed orifice 1.4 and pin hole 2.3, insert pin 1.3 and be fixed, simultaneously fixed rope 5.5; Draw off gear 5.6 has aboard ship spliced, and produces hull by rolling bearing 2.2, has increased staff's security;
3.2) after fulfiling assignment, unclamp protection rope 5.5, extract pin 1.3, rotate whole device to afterdeck handled easily region, pull down nautical receiving set 5.3, protection bungee 5.4 and protection rope 5.5; All operations only needs two people to coordinate, and has saved human cost, has improved work efficiency.
Step 4: draw off gear dismounting
4.1) unload bolt 2.6 and nut 2.7, hollow steel pipe II 2.5 is inserted in hollow steel pipe I 2.1;
4.2) utilize 180 degree will hang folding rod 4 without shelves mechanical joint 3 folding, draw off gear can harvest with reference to the structure shown in accompanying drawing 2, be convenient for carrying and deposit.
Claims (3)
1. an adjustable draw off gear for ocean single track seismic survey, is characterized in that, it comprises stiff end (1), expansion link (2), 180 degree are without shelves mechanical joint (3) and hang folding rod (4);
Described expansion link (2) comprises hollow steel pipe I (2.1), rolling bearing (2.2), hollow steel pipe II (2.5), bolt (2.6), nut (2.7), small cylinder (2.8) and sealing disk (2.9); Described expansion link (2) is further provided with pin hole (2.3), and a plurality of through hole (2.4);
Described stiff end (1) comprises nut (1.1), bolt (1.2), pin (1.3) and fixed orifice (1.4); At ship afterdeck, near ship side place, find out the smooth installation region of a 20cm * 20cm, bolt (1.2) and hull are fixed, it is upper that rolling bearing (2.2) parts of expansion link (2) are enclosed within bolt (1.2), by nut (1.1), whole device is fixing above deck; Fixed orifice (1.4) is positioned on the deck of installation region, makes expansion link (2) turn to vertical hull when outside, and pin hole (2.3) is over against fixed orifice (1.4); Utilize pin (1.3) to insert in fixed orifice (1.4) through pin hole (2.3), play fixedly expansion link (2) effect;
Described hollow steel pipe II (2.5) external diameter is less than hollow steel pipe I (2.1) internal diameter, both form sleeve pipe, by choosing the length of through hole (2.4) adjustable telescopic rod (2), and fixing by pair of bolts (2.6) and nut (2.7), small cylinder (2.8) and sealing disk (2.9) work to prevent that sleeve pipe from coming off; Hollow steel pipe I (2.1) forms after sleeve pipe by through hole (2.4), and hollow steel pipe I (2.1) left end and rolling bearing (2.2) outer ring are fixed, fastening nut (1.1), and expansion link (2) just can rotate;
Described 180 degree nothing shelves mechanical joint (3) left ends and hollow steel pipe II (2.5) are fixing, and right-hand member is fixed with hanging folding rod (4), and 180 described degree, without shelves mechanical joint (3) horizontal positioned, play folding and unfolding and hang folding rod (4);
Described suspension folding rod (4) is comprised of the suspended cylinder (4.2) of hollow steel pipe III (4.1) and surface-welding thereof.
2. the adjustable draw off gear of ocean as claimed in claim 1 single track seismic survey, is characterized in that, described hollow steel pipe I (2.1) and hollow steel pipe II (2.5) length are L, and beat N-1 through hole (2.4) by equidistant X=L/N, and N is natural number; Described hollow steel pipe III (4.1) length is L, and its surface is by equidistant X=L/N welding N-1 suspended cylinder (4.2).
3. an ocean single track seismic survey system that adopts adjustable draw off gear as claimed in claim 1, it is characterized in that, it comprises focus (5.1), cable (5.2), nautical receiving set (5.3), protection bungee (5.4), protection rope (5.5), draw off gear (5.6), and described draw off gear (5.6) comprises described stiff end (1), expansion link (2), 180 degree are without shelves mechanical joint (3) and hang folding rod (4); Described suspension folding rod (4) connects nautical receiving set (5.3) by protection bungee (5.4), utilizes suspended cylinder (4.2) to carry out secondary distance adjustment simultaneously and connects protection rope (5.5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420386123.9U CN203950043U (en) | 2014-07-14 | 2014-07-14 | Adjustable draw off gear and the system of ocean single track seismic survey |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420386123.9U CN203950043U (en) | 2014-07-14 | 2014-07-14 | Adjustable draw off gear and the system of ocean single track seismic survey |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107090912A (en) * | 2017-03-07 | 2017-08-25 | 中山市道享节能技术服务有限公司 | A kind of assembling house |
| CN108362779A (en) * | 2018-02-10 | 2018-08-03 | 华东交通大学 | The auxiliary traction and protective device of a kind of acoustic wave measurement over holes energy converter for lateral aperture |
| CN109765619A (en) * | 2019-01-30 | 2019-05-17 | 自然资源部第二海洋研究所 | A kind of marine seismic acquisition system and its method based on mobile platform carrying |
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2014
- 2014-07-14 CN CN201420386123.9U patent/CN203950043U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107090912A (en) * | 2017-03-07 | 2017-08-25 | 中山市道享节能技术服务有限公司 | A kind of assembling house |
| CN108362779A (en) * | 2018-02-10 | 2018-08-03 | 华东交通大学 | The auxiliary traction and protective device of a kind of acoustic wave measurement over holes energy converter for lateral aperture |
| CN108362779B (en) * | 2018-02-10 | 2020-08-21 | 华东交通大学 | Auxiliary traction and protection device for cross-hole sound wave testing transducer for horizontal hole |
| CN109765619A (en) * | 2019-01-30 | 2019-05-17 | 自然资源部第二海洋研究所 | A kind of marine seismic acquisition system and its method based on mobile platform carrying |
| CN109765619B (en) * | 2019-01-30 | 2023-10-31 | 自然资源部第二海洋研究所 | Marine seismic exploration system and method based on mobile platform carrying |
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