CN117706636A - Multifunctional marine seismic exploration towing equipment - Google Patents

Multifunctional marine seismic exploration towing equipment Download PDF

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Publication number
CN117706636A
CN117706636A CN202311687849.6A CN202311687849A CN117706636A CN 117706636 A CN117706636 A CN 117706636A CN 202311687849 A CN202311687849 A CN 202311687849A CN 117706636 A CN117706636 A CN 117706636A
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CN
China
Prior art keywords
guide wheel
fixedly connected
cable
plate
marine seismic
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.)
Pending
Application number
CN202311687849.6A
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Chinese (zh)
Inventor
乔汉青
张耀阳
吕琴音
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Institute of Geophysical and Geochemical Exploration of CAGS
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Institute of Geophysical and Geochemical Exploration of CAGS
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Application filed by Institute of Geophysical and Geochemical Exploration of CAGS filed Critical Institute of Geophysical and Geochemical Exploration of CAGS
Priority to CN202311687849.6A priority Critical patent/CN117706636A/en
Publication of CN117706636A publication Critical patent/CN117706636A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • G01V1/3843—Deployment of seismic devices, e.g. of streamers
    • G01V1/3852—Deployment of seismic devices, e.g. of streamers to the seabed
    • 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
    • G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
    • G01V1/201—Constructional details of seismic cables, e.g. streamers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • G01V1/3808—Seismic data acquisition, e.g. survey design
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/30—Assessment of water resources

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  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Oceanography (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

The invention discloses multifunctional marine seismic exploration towing cable equipment in the field of marine seismic exploration, which comprises a towing cable, wherein the towing cable comprises a plurality of towing cable bodies and a connecting section, the connecting section is used for communicating the adjacent towing cable bodies, a plurality of geophones are fixedly connected inside the towing cable bodies and are electrically connected with a data acquisition device, the side wall of the front end of the towing cable body is rotationally connected with a first guide wheel, a plurality of first poking plates are circumferentially uniformly distributed on the side wall of the first guide wheel, a sliding groove is formed in the side wall of the middle rear end of the towing cable body, a sliding ring is slidably connected in the sliding groove, a second guide wheel is rotationally connected with the sliding ring, a plurality of second poking plates are circumferentially uniformly distributed on the side wall of the second guide wheel, at least two first poking plates are fixedly connected with a connecting chain, and one end, far away from the first poking plates, of the connecting chain is fixedly connected with the second poking plates. The invention can reduce the influence of turbulence on the depth of the towing cable, and reduce the depth fluctuation of the geophone, thereby improving the quality of seismic data.

Description

Multifunctional marine seismic exploration towing equipment
Technical Field
The invention belongs to the field of marine seismic exploration, and particularly relates to multifunctional marine seismic exploration towing equipment.
Background
Marine seismic exploration is a method of detecting subsurface structures and seismic activity using the characteristics of acoustic waves propagating on the ocean floor. By placing the acoustic source and receiver in the ocean, acoustic signals reflected and refracted off the ocean floor can be recorded, thereby obtaining geologic information.
In the prior art, a marine seismic exploration towing cable is generally composed of a no-wave detector section, a wave detector section and a no-wave detector section in sequence, wherein a damping device is arranged in the first section of the no-wave detector section and used for eliminating the vibration influence of a ship propeller, the wave detector section is an equal-buoyancy combined cable with a uniform section and is composed of a plurality of combined sections, a plurality of wave detectors are connected in parallel and in series in the wave detector section, and reflected and refracted acoustic wave signals are acquired through the wave detectors.
In order to make the streamer more stable during operation; on the one hand, the towing cable has equal buoyancy performance by filling oil, air or foam plastic and the like in a plastic pipe containing the cable and the detector; on the other hand, by applying appropriate loads to the front and rear geophone segments of the cable, and using a depth finder, the entire cable is kept at a depth of 5-9 meters under water, maintaining a stable depth during streamer operation.
The depth setting device can keep the streamer at a preset depth when the streamer is in initial operation, but the depth of the detectors in the streamer greatly fluctuates due to the influence of ocean turbulence in the operation process of the streamer, and the unstable positions of the detectors can influence subsequent conventional processing and fine processing to influence the quality of final seismic data.
Disclosure of Invention
The invention aims to provide multifunctional marine seismic exploration towing cable equipment, which solves the problem that the depth of a detector greatly fluctuates and the quality of final seismic data is affected due to the influence of marine turbulence in the towing cable operation process.
In order to achieve the above object, the technical scheme of the present invention is as follows: the multifunctional marine seismic exploration towing cable equipment comprises a towing cable, wherein two ends of the towing cable are fixedly connected with a data acquisition device and a depth setting device respectively, the head of the data acquisition device is connected with a transmission cable, and the tail of the depth setting device is connected with a steady flow rope;
the cable that pulls includes a plurality of cable body and linkage segment that pulls, the linkage segment will be adjacent pull cable body intercommunication, pull the inside equal fixedly connected with of cable body and a plurality of geophones, the geophone is all connected with the data acquisition ware electricity, it is connected with first guide pulley to pull cable body front end lateral wall rotation, first guide pulley lateral wall circumference equipartition has a plurality of first boards of stirring, the spout has been seted up to the rear end lateral wall in the cable body that pulls, sliding connection has the slip ring in the spout, the slip ring rotates and is connected with the second guide pulley, second guide pulley lateral wall circumference equipartition has a plurality of second boards of stirring, at least two first boards fixedly connected with link that stir, link is kept away from first board one end and the board fixed connection that stirs with the second of stirring.
The technical principle of the scheme is as follows:
in the marine seismic exploration process, when the cable is dragged and impacted by turbulence, the turbulence is contacted with the first stirring plate and the second stirring plate to drive the first stirring plate and the second stirring plate to rotate, and the turbulence is guided in the rotation process of the first guide wheel and the second guide wheel, so that the impact interference of the turbulence on the cable is reduced.
Because the turbulent impact force is uneven, the rotating speed of the first guide wheel can be larger than that of the second guide wheel, the rotating speed of the first guide wheel can be smaller than that of the second guide wheel, the rotating speed difference between the two guide wheels is caused, the connecting chain is inclined, the sliding ring slides along the sliding groove, and the sliding distance depends on the turbulent intensity. The sliding ring, the second guide wheel and the second stirring plate slide towards the front end of the dragging cable, so that the gravity center of the dragging cable is shifted forwards, and the dragging cable is accelerated forwards and downwards for a short time. When the dragging cable is inclined, as the second stirring plate is inclined, the turbulence flow reduces the driving force for rotating the second guide wheel, the sliding ring, the second guide wheel and the second stirring plate slide towards the rear end of the dragging cable, the dragging cable gradually approaches to the horizontal, the turbulence flow increases the driving force for rotating the second guide wheel again, the sliding ring, the second guide wheel and the second stirring plate slide towards the front end of the dragging cable again, so that the gravity center of the dragging cable is transferred forwards, the dragging cable is accelerated forwards and downwards for a short time again, and the steps are repeated until the turbulence flow weakens or disappears.
The adoption of the scheme has the following beneficial effects:
1. according to the scheme, when the cable is impacted by turbulence, the first guide wheel and the second guide wheel are driven to rotate through the first stirring plate and the second stirring plate, so that the flow of water around the towing cable is guided, and compared with the prior art, the impact on the towing cable can be reduced in turn, and the interference on the geophone is reduced.
2. According to the scheme, when the cable is impacted by turbulence, the first guide wheel and the second guide wheel rotate at different speeds, the second guide wheel and the first guide wheel are pulled by the tensile force of the connecting chain, so that the center of gravity of the cable is moved forward, the cable is accelerated briefly in the front lower direction of the turbulence, the forward force born by the cable is made to be slightly larger than the forward force of the cable in the conventional operation, compared with the prior art, the influence of the turbulence on the depth of the cable can be reduced, the depth fluctuation of the geophone is reduced, and the quality of seismic data is improved.
Further, a reset groove is formed in the inner side wall of the second guide wheel, a torsion spring is sleeved in the reset groove, and two ends of the torsion spring are fixedly connected with the second guide wheel and the sliding ring respectively.
The beneficial effects are that: the rotation speed and the rotation distance of the second guide wheel are limited by the torsion spring, and the second guide wheel is promoted to reset when the turbulence is reduced, so that the second guide wheel can rapidly slide to the front end of the dragging cable when the turbulence is received, and can rapidly reset when the turbulence is reduced.
Further, the first toggle plates and the second toggle plates are the same in number, and each first toggle plate is internally provided with a vibration reduction groove, a connecting handle is connected in the vibration reduction groove in a sliding mode, a spring vibration damper is fixedly connected between the connecting handle and the bottom of the vibration reduction groove, a connecting chain is fixedly connected on the connecting handle, and one end, away from the connecting handle, of the connecting chain is fixedly connected with the corresponding second toggle plate of the first toggle plate.
The beneficial effects are that: impact force generated in the resetting process of the second guide wheel is reduced through the spring damper, and stability of the dragging cable in operation is improved.
Further, a plurality of diversion trenches are formed in the side walls of the first poking plate and the second poking plate.
The beneficial effects are that: the diversion groove promotes diversion of surrounding flowing water when the first guide wheel and the second guide wheel rotate.
Further, the first poking plate and the second poking plate are internally provided with mass blocks.
The beneficial effects are that: the mass block facilitates the central position adjustment of the trailing cable when subjected to turbulence.
Further, the inner side wall of the dragging cable body is fixedly connected with a buffer layer, and the geophone is fixedly connected to the surface of the buffer layer; the dragging cable body of spout inside wall is provided with the supporting layer of stereoplasm.
The beneficial effects are that: the interference of the first guide wheel and the second guide wheel to the geophone caused by the rotation and the dragging of the external turbulence of the cable is reduced through the buffer layer, and the stability of the sliding ring in the sliding process can be improved by arranging the hard supporting layer on the dragging cable body on the inner side wall of the sliding groove, so that the interference to the geophone is further reduced.
Further, the spacing between adjacent geophones is equal.
The beneficial effects are that: through equidistant arrangement of the geophones, the acquired seismic data can be clearer, and the resolution is higher.
Further, the first guide wheel, the first stirring plate, the second guide wheel and the second stirring plate are made of rubber, steel wires and fiber materials, the steel wires are arranged at the edges of the first guide wheel, the first stirring plate, the second guide wheel and the second stirring plate, and the rubber and the fiber materials cover the steel wires.
The beneficial effects are that: the edge of the first guide wheel, the first stirring plate, the second guide wheel and the second stirring plate are supported by the steel wire, so that the stability of the dragging cable in the operation process is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is an overall isometric view of an embodiment of a multi-functional marine seismic streamer apparatus of the present invention;
FIG. 2 is a general outline view of an embodiment of a multi-functional marine seismic streamer apparatus of the invention;
FIG. 3 is a towing cable profile view of an embodiment of the multi-functional marine seismic streamer apparatus of the present invention;
FIG. 4 is a partial cross-sectional view of a towing cable of an embodiment of the multi-functional marine seismic streamer apparatus of the invention;
FIG. 5 is a partial enlarged view of a towing cable A of an embodiment of the multi-functional marine seismic streamer apparatus of the invention.
Reference numerals in the drawings of the specification include: 1. a transmission cable; 2. a data collector; 3. a first toggle plate; 4. the first guide wheel; 5. a second toggle plate; 6. the second guide wheel; 7. a chute; 8. a connection section; 9. a connecting handle; 10. a connecting chain; 11. a diversion trench; 12. a depth setting device; 13. a steady flow rope; 14. a vibration reduction groove; 15. a spring damper; 16. a geophone; 17. a buffer layer; 18. a reset groove; 19. a torsion spring; 20. a steel wire; 100. the cable body is towed.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "vertical," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the invention.
In the description of the present invention, unless otherwise specified and defined, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanical or electrical, or may be in communication with each other between two elements, directly or indirectly through intermediaries, as would be understood by those skilled in the art, in view of the specific meaning of the terms described above.
The following is a further detailed description of the embodiments:
examples are shown in fig. 1-5: a multifunctional marine seismic exploration towing cable device is shown in combination with fig. 1-2, and comprises a towing cable, wherein two ends of the towing cable are fixedly connected with a data acquisition unit 2 and a depth setting unit 12 respectively. The data collector 2 is used for collecting seismic data collected by the geophones 16, and the depth setter 12 is used for adjusting the depth of the towing cable so that the towing cable can be maintained at a certain depth to work. The head of the data acquisition device 2 is connected with a transmission cable 1, and the tail of the depth stabilizer 12 is connected with a steady flow rope 13. The transmission cable 1 is used for transmitting seismic data collected by the data collector 2, and the steady flow rope 13 is used for stabilizing water flow at the tail of the towing cable.
The dragging cable comprises a plurality of dragging cable bodies 100 and connecting sections 8, the connecting sections 8 are used for communicating adjacent dragging cable bodies 100, the total length of the dragging cable is 50-100 meters, the length of a single dragging cable body 100 is 10-30 meters, the length of each connecting section 8 is not more than 2 meters, and the dragging cable bodies 100 are combined through the connecting sections 8 to form the dragging cable meeting the requirement of the required length.
The towing cable body 100 is fixedly connected with a plurality of geophones 16, preferably, the inner side wall of the towing cable body 100 is fixedly connected with a buffer layer 17, the geophones 16 are fixedly connected to the surface of the buffer layer 17 through bolts, and the distances between adjacent geophones 16 are ensured to be equal and are 1-1.5 meters. Vibrations generated outside the towing cable body 100 are canceled out by the buffer layer 17, and the disturbance to the geophone 16 is reduced.
The geophones 16 are electrically connected with the data collector 2 in parallel or in series, and the seismic data collected by the geophones 16 are converged into the data collector 2.
As shown in fig. 3-4, the front end side wall of the dragging cable body 100 is rotationally connected with a first guide wheel 4, a plurality of first poking plates 3 are circumferentially and uniformly distributed on the side wall of the first guide wheel 4, a sliding groove 7 is formed in the rear end side wall of the dragging cable body 100, a hard supporting layer is arranged on the dragging cable body 100 on the inner side wall of the sliding groove 7 for promoting the stability of the sliding groove 7, and when the sliding ring slides along the sliding groove 7, the supporting layer plays a good supporting role on the sliding ring, so that the sliding ring is promoted to slide stably.
Sliding connection has the slip ring in spout 7, and the slip ring rotates and is connected with second guide pulley 6, and second guide pulley 6 lateral wall circumference equipartition has a plurality of second to stir board 5, and at least two first boards 3 fixedly connected with link 10 stir, link 10 keep away from first board 3 one end and second and stir board 5 fixed connection.
In normal cases, the impact force of the turbulence on the first toggle plate 3 and the second toggle plate 5 is different, so that the first guide wheel 4 and the second guide wheel 6 rotate at different rotation speeds, and the sliding ring can slide along the sliding groove 7 through the rotation speed difference between the two rotating wheels. However, in order to further promote the sliding ring to effectively slide when the cable is pulled to be disturbed, a reset groove 18 is formed in the inner side wall of the second guide wheel 6, a torsion spring 19 is sleeved in the reset groove 18, and two ends of the torsion spring 19 are fixedly connected with the second guide wheel 6 and the sliding ring respectively. Therefore, the rotation speed of the first guide wheel 4 is generally larger than that of the second guide wheel 6, so that the sliding ring can effectively slide along the sliding groove 7, the rotation circle number of the second guide wheel 6 is limited by the torsion spring 19, and the torsion spring 19 promotes the second guide wheel 6 to reset rapidly.
In order to promote the diversion of the flowing water around by the first poking plate 3 and the second poking plate 5, a plurality of diversion trenches 11 are formed in the side walls of the first poking plate 3 and the second poking plate 5, and the flowing water enters the diversion trenches 11 and drives the first guide wheel 4 and the second guide wheel 6 to rotate.
Referring to fig. 5, the first guide wheel 4, the first toggle plate 3, the second guide wheel 6 and the second toggle plate 5 are made of rubber, steel wires 20 and fiber materials, the steel wires 20 are arranged at the edges of the first guide wheel 4, the first toggle plate 3, the second guide wheel 6 and the second toggle plate 5, and the steel wires 20 are covered by the rubber and the fiber materials. The stability of the first guide wheel 4, the first poking plate 3, the second guide wheel 6 and the second poking plate 5 can be effectively increased through the steel wire 20.
Preferably, the number of the first poking plates 3 is the same as that of the second poking plates 5, each first poking plate 3 is internally provided with a vibration reduction groove 14, a connecting handle 9 is connected in a sliding manner in the vibration reduction groove 14, a spring vibration damper 15 is fixedly connected between the connecting handle 9 and the bottom of the vibration reduction groove 14, a connecting chain 10 is fixedly connected on the connecting handle 9, and one end, far away from the connecting handle 9, of the connecting chain 10 is fixedly connected with the second poking plate 5 corresponding to the first poking plate 3. Vibration generated in the process of resetting the sliding ring along the sliding groove 7 can be reduced by the spring damper 15.
Secondly, a mass block is arranged in each of the first toggle plate 3 and the second toggle plate 5; the weight is increased for the first poking plate 3 and the second poking plate 5 through the mass block, and when the relative position of the second poking plate 5 on the towing cable body 100 moves, the gravity center of the towing cable body 100 can be ensured to be obviously changed along with the relative position movement of the second poking plate 5 on the towing cable body 100.
In this embodiment, taking a cable body 100 with a length of 25 meters as an example, a first guide wheel 4 is rotatably connected to a side wall 5 meters away from the front end of the cable body 100, a chute 7 is formed in a side wall 5 meters away from the rear end of the cable body 100, the length of the chute 7 is 10 meters, a space of 5 meters is reserved between the chute 7 and the first guide wheel 4, 6 first toggle plates 3 are fixedly connected to the side wall of the first guide wheel 4, 6 second toggle plates 5 are fixedly connected to the side wall of the second guide wheel 6, and a chain 10 is fixedly connected between the first toggle plates 3 and the second toggle plates 5 after the first toggle plates 3 and the second toggle plates 5 are aligned one to one.
The specific implementation process is as follows: in normal operation, under the traction of the operation ship, the whole cable is stably operated at a preset depth, the first guide wheel 4 and the second guide wheel 6 keep an initial distance (maximum distance), the connecting chain 10 also keeps a straight state, and the seismic data are acquired in a preset depth range through the seismic detectors 16.
When having great turbulent flow, turbulent flow and the guiding gutter 11 contact on the first board 3 of stirring and the second board 5 of stirring, drive first board 3 of stirring and the second board 5 of stirring rotate, at first guide pulley 4 and the rotation in-process of second guide pulley 6, guide the turbulent flow, reduce the turbulent flow and to dragging the impact interference of cable.
The first guide wheel 4 and the second guide wheel 6 generate a rotation speed difference, the connecting chain 10 gradually changes into a curve state, and the sliding ring, the second guide wheel 6 and the second stirring plate 5 slide towards the front end of the dragging cable body 100, so that the gravity center of the dragging cable body 100 is transferred forwards, and the dragging cable body 100 is accelerated forwards and downwards for a short time. When the towing cable body 100 is inclined, as the second stirring plate 5 is inclined, the turbulence flow reduces the driving force for rotating the second guide wheel 6, meanwhile, the torsion spring 19 promotes the second guide wheel 6 to reset, the sliding ring, the second guide wheel 6 and the second stirring plate 5 slide towards the rear end of the towing cable body 100, the towing cable body 100 gradually approaches the horizontal, the turbulence flow increases the driving force for rotating the second guide wheel 6 again, the sliding ring, the second guide wheel 6 and the second stirring plate 5 slide towards the front end of the towing cable again, so that the center of gravity of the towing cable is shifted forwards, the towing cable is accelerated forwards and downwards for a short time again, and the steps are repeated until the turbulence flow weakens or disappears. The front traction force applied to the dragging cable in the forward shifting process of the gravity center of the dragging cable is larger than the front traction force applied to the dragging cable in the conventional operation process, so that the influence of turbulence on the dragging cable is reduced, the depth of the tail of the dragging cable is not easy to deviate from a preset depth range, and the quality of final seismic data is improved.
The foregoing is merely exemplary of the present invention and the specific structures and/or characteristics of the present invention that are well known in the art have not been described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present invention, and these should also be considered as the scope of the present invention, which does not affect the effect of the implementation of the present invention and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (8)

1. A multifunctional marine seismic streamer device, characterized by: the device comprises a dragging cable, wherein two ends of the dragging cable are respectively and fixedly connected with a data acquisition unit (2) and a depth setting unit (12), the head of the data acquisition unit (2) is connected with a transmission cable (1), and the tail of the depth setting unit (12) is connected with a steady flow rope (13);
the cable that pulls includes a plurality of cable body (100) and linkage segment (8) that pulls, linkage segment (8) are with adjacent cable body (100) intercommunication that pulls, all fixedly connected with a plurality of geophones (16) inside cable body (100) that pulls, geophones (16) all are connected with data acquisition ware (2) electricity, it is connected with first guide pulley (4) to pull cable body (100) front end lateral wall rotation, first guide pulley (4) lateral wall circumference equipartition has a plurality of first toggle plate (3), spout (7) have been seted up to the rear end lateral wall in cable body (100) that pulls, spout (7) sliding connection has the slip ring, slip ring rotation is connected with second guide pulley (6), second guide pulley (6) lateral wall circumference equipartition has a plurality of second toggle plate (5), at least two first toggle plate (3) fixedly connected with link (10), first toggle plate (3) one end and second toggle plate (5) fixedly connected with are kept away from to link (10).
2. The multi-functional marine seismic streamer apparatus of claim 1, wherein: the inner side wall of the second guide wheel (6) is provided with a reset groove (18), a torsion spring (19) is sleeved in the reset groove (18), and two ends of the torsion spring (19) are fixedly connected with the second guide wheel (6) and the sliding ring respectively.
3. The multi-functional marine seismic streamer apparatus of claim 1, wherein: the number of the first stirring plates (3) is the same as that of the second stirring plates (5), vibration reduction grooves (14) are formed in each first stirring plate (3), connecting handles (9) are connected in the vibration reduction grooves (14) in a sliding mode, spring vibration dampers (15) are fixedly connected between the connecting handles (9) and the bottoms of the vibration reduction grooves (14), connecting chains (10) are fixedly connected to the connecting handles (9), and one ends, away from the connecting handles (9), of the connecting chains (10) are fixedly connected with the corresponding second stirring plates (5) of the first stirring plates (3).
4. A multi-functional marine seismic streamer apparatus as claimed in claim 3, wherein: the side walls of the first poking plate (3) and the second poking plate (5) are provided with a plurality of diversion trenches (11).
5. The multi-functional marine seismic streamer apparatus of claim 4, wherein: the first poking plate (3) and the second poking plate (5) are internally provided with mass blocks.
6. The multi-functional marine seismic streamer apparatus of claim 1, wherein: the inner side wall of the dragging cable body (100) is fixedly connected with a buffer layer (17), and the geophone (16) is fixedly connected to the surface of the buffer layer (17); the dragging cable body (100) on the inner side wall of the sliding groove (7) is provided with a hard supporting layer.
7. The multi-functional marine seismic streamer apparatus of claim 6, wherein: the spacing between adjacent geophones (16) is equal.
8. The multi-functional marine seismic streamer apparatus of claim 7, wherein: the first guide wheel (4), the first stirring plate (3), the second guide wheel (6) and the second stirring plate (5) are made of rubber, steel wires (20) and fiber materials, the steel wires (20) are arranged on the edges of the first guide wheel (4), the first stirring plate (3), the second guide wheel (6) and the second stirring plate (5), and the steel wires (20) are covered by the rubber and the fiber materials.
CN202311687849.6A 2023-12-11 2023-12-11 Multifunctional marine seismic exploration towing equipment Pending CN117706636A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311687849.6A CN117706636A (en) 2023-12-11 2023-12-11 Multifunctional marine seismic exploration towing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311687849.6A CN117706636A (en) 2023-12-11 2023-12-11 Multifunctional marine seismic exploration towing equipment

Publications (1)

Publication Number Publication Date
CN117706636A true CN117706636A (en) 2024-03-15

Family

ID=90143564

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311687849.6A Pending CN117706636A (en) 2023-12-11 2023-12-11 Multifunctional marine seismic exploration towing equipment

Country Status (1)

Country Link
CN (1) CN117706636A (en)

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