CN104002938A - Combined ultra-shallow steam gun vibration source system and process method - Google Patents
Combined ultra-shallow steam gun vibration source system and process method Download PDFInfo
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- CN104002938A CN104002938A CN201410231062.3A CN201410231062A CN104002938A CN 104002938 A CN104002938 A CN 104002938A CN 201410231062 A CN201410231062 A CN 201410231062A CN 104002938 A CN104002938 A CN 104002938A
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Abstract
The invention discloses a combined ultra-shallow steam gun vibration source system and a process method, and belongs to the technical field of geophysical exploration. The combined ultra-shallow steam gun vibration source system consists of a buoyancy tank platform, a four-track structure, a lifting vertical column, a drilling machine, a winch, a propeller, a cab, a host machine, an air compressor, a lifting rod, a swinging arm, a rubber air bag, an air gun and a steel wire rope, wherein the buoyancy tank platform can be decomposed longitudinally, and satisfies the condition of road transportation after decomposition; the buoyancy tank platform has a dual-layer bottom structure, and the height of the structure is flush with the lifting vertical column; the buoyancy tank platform is connected with the four-track structure through the lifting vertical column; land and seabed walking can be realized through the four-track structure, and hydraulic sailing can be realized through the propeller, thereby realizing the combination of two kinds of walking mechanisms. The combined ultra-shallow steam gun vibration source system has the advantages that by adopting an assembled structure, two walking modes, namely, track walking and floating sailing can be realized, and two operation modes of borehole excitation and back trailing water excitation can be realized.
Description
Technical field
The present invention relates to the super shallow water airgun seismic source system of a kind of compound type and process, belong to geophysical exploration technology field.
Background technology
In the transition zone oil exploration of sea, beach, the super shallow water area of depth of water 2m-0m is generally sea marsh band, and a lot of countries all divide this region into landscape reservation, ban use of explosive as focus.Used mud gun epicenter system in the past, rifle number is less, and energy is lower, can only, in the construction of 0-0.5 rice waters, cannot meet Production requirement comprehensively.Existing air gun source ship, because of problems such as drauht restriction and gun depths, cannot be in this region construction.
Summary of the invention
The present invention analyzes air gun source system in the past, in conjunction with construction ground condition, has invented the super shallow water airgun seismic source system of a kind of compound type.This system is modular construction, can meet the condition of land route transport after disintegration, after assembling, can realize two kinds of walking modes of crawler travel and floating navigation at the scene, and in well, excites in work pattern and rear dragging formula water and excite work pattern.This system air gun capacity is large, and energy is high, and stimulation effect is good, has effectively solved this regional prospecting construction problem,
In order to overcome the deficiencies in the prior art, the invention provides the super shallow water airgun seismic source system of a kind of compound type and process.
The super shallow water airgun seismic source process of a kind of compound type, contains following steps;
Adopt during to 2.5 meters of depth of water crawler travel pattern, the depth of water to reach 1.7 meters at 0 meter and form floating conditions; When the depth of water reaches more than 1.7 meters, adjust the buoyancy of whole system by adjusting lifting column, make this system in the time being less than 2.5 meters of depth of water, crawler belt at the bottom of leaving water, does not adopt crawler travel also to creep into operation; So just realize and in well, excited work pattern; When this system is during in floating condition, also can advance navigation by twin screw, now sinking rear dragging array, carries out air gun and excites operation, has so just realized in rear dragging formula water and has excited work pattern;
5 kilometers/hour of the maximum speeds of travel in system hard pavement, tranquil waters route speed is not less than 6 joints; The maximum drilling depth of rig is not less than 5.5 meters, and hole diameter is not less than 500 millimeters; Realize the operation simultaneously of two rigs; Because air gun and drill bit are integral type structure, once complete and creep into and excite operation;
While exciting work pattern in well, this system adopts crawler travel to specifying shot point, and two rigs creep into operation simultaneously, sinking in the well of four air guns that make two bites at a cherry; Sinking excites after the degree of depth to regulation, carries out air gun and excites operation; After exciting, rig proposes drilling tool and air gun from well, adopts crawler travel to next shot point, has so just completed one action circulation; While exciting work pattern in rear dragging formula water, by rear dragging array sinking, to water, the spray of twin screw water advances, and under the control of navigationsystem, arrives and specifies shot point, automatically triggers air gun, completes air gun and excites operation.
The super shallow water airgun seismic source system of a kind of compound type, the super shallow water airgun seismic source system of compound type is made up of floating box type platform, four caterpillar belt structures, lifting column, rig, winch, propeller, operator's compartment, main frame, Air compressor, dead man, swing arm, rubber pneumatic bag, air gun and steel rope;
Floating box type platform can longitudinally disintegrate, and meets the condition of land route transport after disintegration; Floating box type platform adopts double bottom structure, and on the height of this structure, edge maintains an equal level with lifting column; Floating box type platform is connected with four caterpillar belt structures by lifting column, and four caterpillar belt structures can be realized land route and seabed walking, and screw propeller can be realized water and push away navigation, thereby has realized the combination of two kinds of traveling geaies;
Rig is distributed in the both sides of floating box type platform, is drill gun integrative-structure, and drill bit internal is equipped with air gun, can realize and creep into, excites, proposes the operations such as rifle, and this kind of work pattern is to excite work pattern in well; Operator's compartment is positioned at the front portion of floating box type platform, can realize this system is driven; Winch, dead man, swing arm, rubber pneumatic bag, air gun and steel rope composition air-gun array jack, winch, dead man, swing arm are positioned at the middle part of floating box type platform; Main frame and Air compressor are positioned at the rear portion of floating box type platform, and power and high-pressure air source are provided respectively;
Swing arm is positioned at the both sides of dead man, is rotary structure, stretchs out swing arm to certain angle, discharges steel rope by winch, can be by array sinking to assigned address and the degree of depth; The buoyancy hanging air gun that utilizes rubber pneumatic bag to produce; This kind of work pattern is to excite work pattern in rear dragging formula water.
Advantage of the present invention is that the super shallow water airgun seismic source system of compound type is modular construction, can realize two kinds of walking modes of crawler travel and floating navigation, also can realize in well, excite with rear dragging formula water in excite two kinds of work patterns.
Brief description of the drawings
When considered in conjunction with the accompanying drawings, by the detailed description with reference to below, can more completely understand better the present invention and easily learn wherein many advantages of following, but accompanying drawing described herein is used to provide a further understanding of the present invention, form a part of the present invention, schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention, as schemed wherein:
Figure 1 shows that compound type air gun source system front elevation.
Figure 2 shows that compound type air gun source system birds-eye view.
Figure 3 shows that compound type air gun source system side view.
Below in conjunction with drawings and Examples, the present invention is further described.
Detailed description of the invention
Obviously the many modifications and variations that, those skilled in the art do based on aim of the present invention belong to protection scope of the present invention.
Embodiment 1: as shown in Figure 1, Figure 2, Figure 3 shows,
The super shallow water airgun seismic source system of compound type is made up of floating box type platform 1, four caterpillar belt structures 2, lifting column 3, rig 4, winch 5, propeller 6, operator's compartment 7, main frame 8, Air compressor 9, dead man 10, swing arm 11, rubber pneumatic bag 12, air gun 13 and steel rope 14.
As shown in Figure 1, floating box type platform 1 can longitudinally disintegrate, and meets the condition of land route transport after disintegration.Floating box type platform 1 adopts double bottom structure, and on the height of this structure, edge maintains an equal level with lifting column 3.Floating box type platform 1 is connected with four caterpillar belt structures 2 by lifting column 3, and four caterpillar belt structures 2 can be realized land route and seabed walking, and screw propeller 6 can be realized water and push away navigation, thereby has realized the combination of two kinds of traveling geaies.
As shown in Figure 2, rig 4 is distributed in the both sides of floating box type platform 1, is drill gun integrative-structure, and drill bit internal is equipped with air gun, can realize and creep into, excites, proposes the operations such as rifle, and this kind of work pattern is to excite work pattern in well.Operator's compartment 7 is positioned at the front portion of floating box type platform 1, can realize this system is driven.Winch 5, dead man 10, swing arm 11, rubber pneumatic bag 12, air gun 13 and steel rope 14 form air-gun array jack, and winch 5, dead man 10, swing arm 11 are positioned at the middle part of floating box type platform 1.Main frame 8 and Air compressor 9 are positioned at the rear portion of floating box type platform 1, and power and high-pressure air source are provided respectively.
As shown in Figure 3, swing arm 11 is positioned at the both sides of dead man 10, is rotary structure, stretchs out swing arm 11 to certain angle, discharges steel rope 14 by winch 5, can be by array sinking to assigned address and the degree of depth.The buoyancy that utilizes rubber pneumatic bag 12 to produce, hanging air gun 13.This kind of work pattern is to excite work pattern in rear dragging formula water.
Embodiment 2: as shown in Figure 1, Figure 2, Figure 3 shows,
The super shallow water airgun seismic source system of compound type adopts crawler travel pattern, the depth of water to reach 1.7 meters at 0 meter during to 2.5 meters of depth of water can form floating condition.In the time of floating condition, owing to locating, thereby cannot carry out drilling operation.When the depth of water reaches more than 1.7 meters, adjust the buoyancy of whole system by adjusting lifting column, make this system in the time being less than 2.5 meters of depth of water, crawler belt at the bottom of leaving water, can not adopt crawler travel and creep into operation.So just realize and in well, excited work pattern.When this system is during in floating condition, also can advance navigation by twin screw, now sinking rear dragging array, carries out air gun and excites operation, has so just realized in rear dragging formula water and has excited work pattern.
The super shallow water airgun seismic source system of compound type has good locomotor activity, 5 kilometers/hour of the maximum speeds of travel in hard pavement, and tranquil waters route speed is not less than 6 joints.The maximum drilling depth of rig is not less than 5.5 meters, and hole diameter is not less than 500 millimeters.Can realize the operation simultaneously of two rigs.Because air gun and drill bit are integral type structure, can once complete and creep into and excite operation, increase substantially production efficiency.In rear dragging formula water, exciting work pattern is continuous agitation work pattern, and production efficiency is several times as much as and in well, excites work pattern.
The super shallow water airgun seismic source system of compound type can be according to different geological conditions, take two kinds of walking modes and work pattern, and a tractor serves several purposes can meet the Production requirement of extreme terrain, also has higher operating efficiency, efficiently solves this regional prospecting construction problem.
While exciting work pattern in well, this system adopts crawler travel to specifying shot point, and two rigs creep into operation simultaneously, sinking in the well of four air guns that make two bites at a cherry.Sinking excites after the degree of depth to regulation, carries out air gun and excites operation.After exciting, rig proposes drilling tool and air gun from well, adopts crawler travel to next shot point, has so just completed one action circulation.While exciting work pattern in rear dragging formula water, by rear dragging array sinking, to water, the spray of twin screw water advances, and under the control of navigationsystem, arrives and specifies shot point, automatically triggers air gun, completes air gun and excites operation.
As mentioned above, embodiments of the invention are explained, but as long as not departing from fact inventive point of the present invention and effect can have a lot of distortion, this will be readily apparent to persons skilled in the art.Therefore, within such variation is also all included in protection scope of the present invention.
Claims (4)
1. the super shallow water airgun seismic source system of compound type, is characterized in that the super shallow water airgun seismic source system of compound type is made up of floating box type platform, four caterpillar belt structures, lifting column, rig, winch, propeller, operator's compartment, main frame, Air compressor, dead man, swing arm, rubber pneumatic bag, air gun and steel rope; Floating box type platform can longitudinally disintegrate, and meets the condition of land route transport after disintegration; Floating box type platform adopts double bottom structure, and on the height of this structure, edge maintains an equal level with lifting column; Floating box type platform is connected with four caterpillar belt structures by lifting column, and four caterpillar belt structures can be realized land route and seabed walking, and screw propeller can be realized water and push away navigation, thereby has realized the combination of two kinds of traveling geaies.
2. the super shallow water airgun seismic source system of a kind of compound type according to claim 1, it is characterized in that rig is distributed in the both sides of floating box type platform, for drill gun integrative-structure, drill bit internal is equipped with air gun, can realize and creep into, excite, propose the operations such as rifle, this kind of work pattern is to excite work pattern in well; Operator's compartment is positioned at the front portion of floating box type platform, can realize this system is driven; Winch, dead man, swing arm, rubber pneumatic bag, air gun and steel rope composition air-gun array jack, winch, dead man, swing arm are positioned at the middle part of floating box type platform; Main frame and Air compressor are positioned at the rear portion of floating box type platform, and power and high-pressure air source are provided respectively.
3. the super shallow water airgun seismic source system of a kind of compound type according to claim 2, it is characterized in that swing arm is positioned at the both sides of dead man, is rotary structure, stretchs out swing arm to certain angle, discharge steel rope by winch, can be by array sinking to assigned address and the degree of depth; The buoyancy hanging air gun that utilizes rubber pneumatic bag to produce; This kind of work pattern is to excite work pattern in rear dragging formula water.
4. the super shallow water airgun seismic source process of compound type, is characterized in that containing following steps;
Adopt during to 2.5 meters of depth of water crawler travel pattern, the depth of water to reach 1.7 meters at 0 meter and form floating conditions; When the depth of water reaches more than 1.7 meters, adjust the buoyancy of whole system by adjusting lifting column, make this system in the time being less than 2.5 meters of depth of water, crawler belt at the bottom of leaving water, does not adopt crawler travel also to creep into operation; So just realize and in well, excited work pattern; In the time of floating condition, also can advance navigation by twin screw, now sinking rear dragging array, carries out air gun and excites operation, has so just realized in rear dragging formula water and has excited work pattern;
5 kilometers/hour of the maximum speeds of travel in system hard pavement, tranquil waters route speed is not less than 6 joints; The maximum drilling depth of rig is not less than 5.5 meters, and hole diameter is not less than 500 millimeters; Realize the operation simultaneously of two rigs; Because air gun and drill bit are integral type structure, once complete and creep into and excite operation;
While exciting work pattern in well, adopt crawler travel to specifying shot point, two rigs creep into operation simultaneously, sinking in the well of four air guns that make two bites at a cherry; Sinking excites after the degree of depth to regulation, carries out air gun and excites operation; After exciting, rig proposes drilling tool and air gun from well, adopts crawler travel to next shot point, has so just completed one action circulation; While exciting work pattern in rear dragging formula water, by rear dragging array sinking, to water, the spray of twin screw water advances, and under the control of navigationsystem, arrives and specifies shot point, automatically triggers air gun, completes air gun and excites operation.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104234622A (en) * | 2014-07-08 | 2014-12-24 | 中国石油集团东方地球物理勘探有限责任公司 | Mud gun seismic focus drilling tool and technological method |
| CN104536036A (en) * | 2015-01-30 | 2015-04-22 | 中国海洋石油总公司 | Air gun array extension and retraction system and method |
| CN106443764A (en) * | 2016-10-17 | 2017-02-22 | 辉禄美（北京）科技有限公司 | Sled-type seismic source module |
| CN109944546A (en) * | 2019-02-23 | 2019-06-28 | 中国石油大学(华东) | Seabed drilling machine running gear and method |
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| CN104234622A (en) * | 2014-07-08 | 2014-12-24 | 中国石油集团东方地球物理勘探有限责任公司 | Mud gun seismic focus drilling tool and technological method |
| CN104536036A (en) * | 2015-01-30 | 2015-04-22 | 中国海洋石油总公司 | Air gun array extension and retraction system and method |
| CN106443764A (en) * | 2016-10-17 | 2017-02-22 | 辉禄美（北京）科技有限公司 | Sled-type seismic source module |
| CN106443764B (en) * | 2016-10-17 | 2020-02-11 | 辉禄美（北京）科技有限公司 | Prying type seismic source module |
| CN109944546A (en) * | 2019-02-23 | 2019-06-28 | 中国石油大学(华东) | Seabed drilling machine running gear and method |
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| Publication number | Publication date |
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| CN104002938B (en) | 2016-09-07 |
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