CN214151081U - Marine controllable seismic source position control device - Google Patents
Marine controllable seismic source position control device Download PDFInfo
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- CN214151081U CN214151081U CN202022870007.2U CN202022870007U CN214151081U CN 214151081 U CN214151081 U CN 214151081U CN 202022870007 U CN202022870007 U CN 202022870007U CN 214151081 U CN214151081 U CN 214151081U
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- air bag
- seismic source
- controllable seismic
- ring
- vibroseis
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Abstract
The utility model belongs to the technical field of geophysical exploration, in particular to marine controllable source accuse position device, include: gasbag, gasbag circle and vibroseis, wherein: the air bag is of an annular tire-shaped structure and is used for generating buoyancy, and the position of the controllable seismic source in the sea is controlled by controlling the amount of gas in the air bag; the air bag ring is arranged in a central hole of the air bag, is used for fixing the air bag and can be assembled on the controllable seismic source; the controllable seismic source is arranged in the air bag ring and used for generating a vibration signal. The technical problem that the controllable seismic source is difficult to float in the sea is solved. The controllable seismic source floats on the water surface or underwater, so that the controllable seismic source does not need to be attached to a ship body, noise from the ship body is reduced, and the exploration precision is improved.
Description
Technical Field
The utility model belongs to the technical field of geophysical exploration, in particular to marine controllable source accuse position device.
Background
In the process of geophysical exploration, particularly when geological exploration research is carried out on marine structures, marine controllable seismic sources are required for exploration. When the vibroseis emits a vibration signal on the surface of the sea, a board or other floatable object is usually used to float the vibroseis on the water surface, and may be attached to the hull. When the vibroseis needs to send vibration signals at different depths in the sea, one end of a rope is tied to a ship body, and the other end of the rope is tied to a vibroseis shell, so that the vibroseis is immersed at different depths in the water.
In conclusion, the existing available seismic sources do not have complete position control devices and cannot float on the water surface or in the water by themselves. In view of the above problems, no effective solution has been proposed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a marine controlled source accuse position device is provided to solve current still marine controlled source can't oneself float the surface of water or float in the problem of aquatic.
The utility model discloses a realize like this, a marine controlled source accuse position device and method, include: gasbag, gasbag circle and vibroseis, wherein:
the air bag is of an annular tire-shaped structure and is used for generating buoyancy, and the position of the controllable seismic source in the sea is controlled by controlling the amount of gas in the air bag;
the air bag ring is arranged in a central hole of the air bag, is used for fixing the air bag and can be assembled on the controllable seismic source;
the controllable seismic source is arranged in the air bag ring and used for generating a vibration signal.
Furthermore, the air bag ring comprises an air bag ring, four clamping strips are mounted on the inner side of the air bag ring, and the controllable seismic source is fixed through the clamping strips.
Furthermore, gaps are formed among the clamping strips, clamping grooves are formed in the periphery of the controllable seismic source, and the clamping strips are inserted into the clamping grooves.
Further, an air inlet is arranged on the outer side surface of the air bag.
Further, the controllable seismic source is of a cylindrical structure, and an arc-shaped handle is arranged at the top of the cylindrical structure.
Furthermore, the diameters of the two ends of the air bag ring are larger than that of the ring body, and the air bag ring is in interference fit with the main body of the air bag.
Further, the air bag is made of corrosion-resistant rubber.
Furthermore, the clamping strip and the clamping groove are in interference fit.
Compared with the prior art, the utility model, beneficial effect lies in: the novel air bag provides buoyancy for the controllable seismic source; the air bag ring is used for fixing the air bag and is assembled on a controllable seismic source, and the controllable seismic source is used for generating a vibration signal. The position of the controllable seismic source in the sea is controlled by adjusting the amount of the gas in the air bag, and the technical problem that the controllable seismic source is difficult to float in the sea is solved. The controllable seismic source floats on the water surface or underwater, so that the controllable seismic source does not need to be attached to a ship body, noise from the ship body is reduced, and the exploration precision is improved.
Drawings
Fig. 1 is a schematic structural diagram of (a) a top view, (b) a side view, and (c) a perspective view according to an embodiment of the present application.
Fig. 2 is a four-view of an airbag ring according to an embodiment of the present application, (a) a sectional view, (b) a plan view, and (c) a perspective view.
Fig. 3 is four views of the external structure of a marine vibrator according to an embodiment of the application, wherein the four views are (a) a section view, (b) a top view and (c) a perspective view.
Wherein: the device comprises an air inlet 1, a main body 2, an air bag ring 3, a clamping strip 4, a clamping groove 5, an air bag 6, an air bag ring 7 and a controllable seismic source 8.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 in combination with fig. 2 and 3, a marine vibroseis location control device comprises: an air bag 6, an air bag ring 7 and a vibroseis 8, wherein:
the air bag 6 is of an annular tire-shaped structure and is used for generating buoyancy, and the position of the controllable seismic source in the sea is controlled by controlling the amount of gas in the air bag;
the air bag ring 7 is arranged in a central hole of the air bag, is used for fixing the air bag and can be assembled on the vibroseis;
the controllable seismic source is arranged in the air bag ring and used for generating a vibration signal.
In this embodiment, the airbag ring includes an airbag ring 3, four fastening strips 4 are installed on the inner side of the airbag ring 3, and the controllable seismic source is fixed through the fastening strips 4.
Gaps are reserved among the clamping strips 4, clamping grooves 5 are formed in the periphery of the controllable seismic source, and the clamping strips 4 are inserted into the clamping grooves 5.
An air inlet 1 is arranged on the outer side surface of the air bag.
The controllable seismic source is of a cylindrical structure, and an arc-shaped handle is arranged at the top of the cylindrical structure.
The diameter of the two ends of the air bag ring 3 is larger than that of the ring body, and the air bag ring is in interference fit with the main body 2 of the air bag.
The air bag is made of corrosion-resistant rubber.
The clamping strip and the clamping groove are in interference fit.
The air bag ring can be made of seawater corrosion resistant steel (such as 10CrMoAl), the air bag can be made of ethylene propylene, butyl and other corrosion resistant rubber, and the shell of the controllable seismic source is made of seawater corrosion resistant steel (such as 10 CrMoAl).
This novel assembly process: firstly, inserting the clamping strip 4 of the air bag ring into the clamping groove 5 of the vibroseis, wherein the clamping strip 4 is in interference fit with the clamping groove 5. The balloon body 2 will then be slipped over the balloon ring 3 in an interference fit.
The working principle is as follows: the gas is filled into the air bag through the gas inlet 1, and the depth of the marine vibrator 5 in water is controlled by controlling the amount of gas in the air bag body 2.
This is novel to have realized that marine controllable seismic source 5 can float in aqueous by oneself, controls the position of marine controllable seismic source 5 in aqueous through the gas volume in the control gasbag 2. At present, no design or product exists in the field, and the device breaks through the problem of position control in water of the marine controllable seismic source and is beneficial to the development of shallow sea, lake or river exploration technology. Meanwhile, the controllable seismic source floats on the water surface or underwater, so that the controllable seismic source does not need to be attached to a ship body, noise from the ship body is reduced, and the exploration precision is improved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A marine vibroseis position control device, comprising: gasbag, gasbag circle and vibroseis, wherein:
the air bag is of an annular tire-shaped structure and is used for generating buoyancy, and the position of the controllable seismic source in the sea is controlled by controlling the amount of gas in the air bag;
the air bag ring is arranged in a central hole of the air bag, is used for fixing the air bag and can be assembled on the controllable seismic source;
the controllable seismic source is arranged in the air bag ring and used for generating a vibration signal.
2. The device of claim 1, wherein the balloon ring comprises a balloon ring, inside of which four snap strips are mounted, by means of which the vibroseis is fixed.
3. The device of claim 2, wherein the clamping strips are spaced from each other, clamping grooves are formed around the vibroseis, and the clamping strips are inserted into the clamping grooves.
4. The device of claim 1, wherein the outer side of the balloon is provided with an air inlet.
5. The apparatus of claim 1, wherein the vibroseis is a cylindrical structure with an arc-shaped handle at the top of the cylindrical structure.
6. The device of claim 2, wherein the diameter of the balloon ring at both ends is greater than the diameter of the ring body, the balloon ring being an interference fit with the body of the balloon.
7. The apparatus of claim 2, wherein the bladder is a corrosion resistant rubber bladder.
8. The device of claim 3, wherein the engagement between the locking strip and the locking groove is an interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022870007.2U CN214151081U (en) | 2020-12-04 | 2020-12-04 | Marine controllable seismic source position control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022870007.2U CN214151081U (en) | 2020-12-04 | 2020-12-04 | Marine controllable seismic source position control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214151081U true CN214151081U (en) | 2021-09-07 |
Family
ID=77583893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022870007.2U Active CN214151081U (en) | 2020-12-04 | 2020-12-04 | Marine controllable seismic source position control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214151081U (en) |
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2020
- 2020-12-04 CN CN202022870007.2U patent/CN214151081U/en active Active
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