CN204287498U - A kind of air gun source - Google Patents
A kind of air gun source Download PDFInfo
- Publication number
- CN204287498U CN204287498U CN201420773711.8U CN201420773711U CN204287498U CN 204287498 U CN204287498 U CN 204287498U CN 201420773711 U CN201420773711 U CN 201420773711U CN 204287498 U CN204287498 U CN 204287498U
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- Prior art keywords
- air
- gun
- air gun
- hanging
- hydraulic cylinder
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000007667 floating Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000007789 gas Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 7
- 238000011084 recovery Methods 0.000 description 3
- 239000003643 water by type Substances 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a kind of air gun source, comprising: energy source boat, air compressor machine, hydraulic wireline winch, hydraulic cylinder, hook and multiple air-gun array module; Each air-gun array module comprises: ball float, hanging rope, hang gunwale, hang rifle iron chains and air gun, hangs gunwale and is hung on ball float by hanging rope, and air gun is hung on hangs gunwale by hanging rifle iron chains; The ball float of each air-gun array module is separate not to be connected, air compressor machine, hydraulic wireline winch and hydraulic cylinder are arranged at energy source boat, the gases at high pressure that air compressor machine produces are sent to air gun by big gun cable, hydraulic wireline winch is by wire rope and hook hanging air gun, and hydraulic wireline winch passes through the flexible realization of hydraulic cylinder to the folding and unfolding of air gun.The independent ball float of the utility model is as buoyancy aid, and make the structure of air gun source simple, easy and simple to handle, take up room little, during operation, radius of turn is little, and maneuverability is good, is adapted at narrow water construction, efficiently solves construction operation problem.
Description
Technical Field
The utility model relates to a geophysical exploration technology, concretely relates to air gun focus.
Background
In offshore oil seismic exploration, a conventional floating body used by an air gun seismic source is large in size, and the occupied deck space is large. During construction of water areas such as narrow watercourses, ships with small sizes are generally adopted as seismic source ships, but the seismic source ships with small sizes cannot bear conventional floating bodies, the conventional floating bodies are poor in flexibility when turning, large turning radius is needed, and construction requirements of the water areas of the narrow watercourses cannot be met.
SUMMERY OF THE UTILITY MODEL
For overcoming the defect that the conventional body of seismic source ship is poor in flexibility when turning among the prior art, adapt to the application in narrower waters, the embodiment of the utility model provides an air gun seismic source, air gun seismic source include: the device comprises a seismic source ship, an air compressor, a hydraulic winch, a hydraulic cylinder, a hook and a plurality of air gun array modules; wherein,
the air gun array module includes: the air gun comprises a floating ball, a hanging rope, a gun hanging plate, a gun hanging iron chain and an air gun, wherein the gun hanging plate is hung on the floating ball through the hanging rope, and the air gun is hung on the gun hanging plate through the gun hanging iron chain;
the floating balls of the air gun array modules are independent and not connected, the air compressor, the hydraulic winch and the hydraulic cylinder are arranged on the seismic source ship, high-pressure gas generated by the air compressor is transmitted to the air guns through gun cables, the hydraulic winch suspends the air guns through steel wire ropes and hooks, and the hydraulic winch achieves retraction and release of the air guns through extension of the hydraulic cylinder.
Preferably, the embodiment of the utility model provides an in between the air gun array module through set up in the wire rope interconnect of air gun.
In a preferred embodiment of the present invention, the source vessel has a tow rope, and the source vessel tows the air gun array module through the tow rope.
The utility model discloses a hang the air gun with under the floater, utilize solitary floater as the body, rather than utilizing the body of focus ship for the simple structure of air gun focus, easy and simple to handle, occupation space is little, and turning radius is little during the operation, and mobility is good, is fit for being under construction in narrow waters, has effectively solved the construction operation problem.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a side view of an air gun source operating state in an embodiment of the present invention;
fig. 2 is an embodiment of the present invention, showing an air gun hanging device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model provides an air gun focus, air gun focus include: the device comprises a seismic source ship, an air compressor, a hydraulic winch, a hydraulic cylinder, a hook and a plurality of air gun array modules; wherein,
the air gun array module includes: the air gun comprises a floating ball, a hanging rope, a gun hanging plate, a gun hanging iron chain and an air gun, wherein the gun hanging plate is hung on the floating ball through the hanging rope, and the air gun is hung on the gun hanging plate through the gun hanging iron chain;
the air compressor, the hydraulic winch and the hydraulic cylinder are arranged on the seismic source ship, high-pressure gas generated by the air compressor is transmitted to the air gun through a gun cable, the air gun is hung on the hydraulic winch through a steel wire rope and a hook, and the air gun is retracted and released through the hydraulic winch through the expansion and contraction of the hydraulic cylinder.
Fig. 1 shows the bubble air gun seismic source operating state side view of the embodiment of the present invention, and the seismic source mainly comprises a seismic source ship 1, an air compressor 2, a hydraulic winch 3, a hydraulic cylinder 4, a hook 5, a floating ball 6, a hanging rope 7, a gun hanging plate 8, a gun hanging iron chain 9, an air gun 10, a steel wire rope 11, a dragging rope 12 and a gun cable 13.
As shown in fig. 1, the bubble air gun source system in the present embodiment can be divided into a collecting and releasing system, a towing system, and an air gun array system. The retraction system mainly comprises a hydraulic winch 3, a hydraulic cylinder 4 and a hook 5, and plays a role in sinking and recovering the air gun array. The hydraulic winch 3 releases the steel wire rope, so that the hook 5 is hung on the air gun hanging system, and meanwhile, the sinking and the recovery of the air gun array are realized by the expansion of a piston rod in the hydraulic cylinder. The towing system mainly comprises a towing rope 12 and a cannon cable 13 and plays a role of towing the air gun array after towing. The seismic source ship 1 is a towing ship, and towing of the air gun array is achieved by towing the shotgun plates 8 through towing ropes 12. A cannon cable 13 is led out from a control box on the seismic source ship 1, the cannon cable 13 mainly comprises a high-pressure air pipe and a cable, and high-pressure air generated by the air compressor 2 is transmitted to the air guns 10 in the air gun array through the cannon cable 13.
Fig. 2 shows an air gun array system according to an embodiment of the present invention, which is composed of a plurality of air gun hanging devices (i.e. the air gun array module mentioned above), and each air gun hanging device mainly includes a floating ball 6, a hanging rope 7, a hanging gun plate 8, a hanging gun iron chain 9, and an air gun 10. The utility model discloses in, each air gun cable suspension device's floater mutually independent is not taken turns to and is hung under floater 6 through hanging rope 7, and air gun 10 hangs under floater 8 through hanging rifle iron chain 9, utilizes the buoyancy of floater 6 to make and hang rifle plate 8 and air gun 10 to be located certain degree of depth under water. Two adjacent air gun hanging devices are connected through a steel wire rope 11 between the air guns. In the embodiment, the suspension rope 7 is used for connecting the floating ball 6 with the suspension gun plate 8, the suspension gun iron chain 9 is used for connecting the suspension gun plate 8 with the air gun 10, and each group of air guns are connected through the steel wire rope 11 to realize the connection between the air gun suspension devices.
When air gun display sinking is performed:
and controlling the hydraulic winch 3 to release a winch steel wire rope, hanging the hook 5 on the first group of air guns, and sinking the first group of air guns into water by stretching a piston rod in the hydraulic cylinder 4. And sequentially sinking each group of air guns until the air gun array is completely sunk into the water, and carrying out air gun excitation operation.
In the air gun display recovery:
the hook 5 is hung on a group of air guns nearest to the stern, and simultaneously the piston rods in the hydraulic winch 3 and the hydraulic cylinder 4 are controlled, so that the group of air guns are recovered on the deck. And sequentially recovering each group of air guns until the air gun arrays are completely recovered to the ship, thereby completing the recovery of the air gun arrays once.
The utility model discloses an air gun focus adopts solitary floater as the air gun body, has simple structure's characteristics to easy and simple to handle, occupation space is little, and the utility model discloses a mutual independence between the floater, adjacent two sets of air gun cable suspension devices pass through between the air gun and connect, make turning radius little during the operation, mobility is good, is fit for being under construction in narrower waters, has effectively solved the construction operation problem.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (3)
1. An air gun seismic source, comprising: the device comprises a seismic source ship, an air compressor, a hydraulic winch, a hydraulic cylinder, a hook and a plurality of air gun array modules; wherein,
each of the air gun array modules comprises: the air gun comprises a floating ball, a hanging rope, a gun hanging plate, a gun hanging iron chain and an air gun, wherein the gun hanging plate is hung on the floating ball through the hanging rope, and the air gun is hung on the gun hanging plate through the gun hanging iron chain; wherein,
the floating balls of the air gun array modules are independent and not connected, the air compressor, the hydraulic winch and the hydraulic cylinder are arranged on the seismic source ship, high-pressure gas generated by the air compressor is transmitted to the air guns through gun cables, the hydraulic winch suspends the air guns through steel wire ropes and hooks, and the hydraulic winch achieves retraction and release of the air guns through extension of the hydraulic cylinder.
2. The air gun seismic source of claim 1 wherein the air gun array modules are interconnected by wire ropes disposed in the air guns.
3. The air gun source as claimed in claim 1, wherein said source vessel has a tow rope, and the source vessel tows said air gun array module via the tow rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420773711.8U CN204287498U (en) | 2014-12-10 | 2014-12-10 | A kind of air gun source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420773711.8U CN204287498U (en) | 2014-12-10 | 2014-12-10 | A kind of air gun source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204287498U true CN204287498U (en) | 2015-04-22 |
Family
ID=52870646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420773711.8U Expired - Fee Related CN204287498U (en) | 2014-12-10 | 2014-12-10 | A kind of air gun source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204287498U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125128A (en) * | 2016-09-05 | 2016-11-16 | 厦门地震勘测研究中心 | Boat-carrying movable type air gun source hanging extension and retraction system |
| CN106443764A (en) * | 2016-10-17 | 2017-02-22 | 辉禄美（北京）科技有限公司 | Sled-type seismic source module |
| CN108398715A (en) * | 2018-04-28 | 2018-08-14 | 天津开发区长城石油机械配件有限公司 | A kind of earthquake-capturing height pressure air gun big gun cable major part |
| CN108780159A (en) * | 2015-12-16 | 2018-11-09 | Pgs 地球物理公司 | Being operated alone in the subarray of source |
-
2014
- 2014-12-10 CN CN201420773711.8U patent/CN204287498U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108780159A (en) * | 2015-12-16 | 2018-11-09 | Pgs 地球物理公司 | Being operated alone in the subarray of source |
| US10495770B2 (en) | 2015-12-16 | 2019-12-03 | Pgs Geophysical As | Individual actuation within a source subarray |
| CN106125128A (en) * | 2016-09-05 | 2016-11-16 | 厦门地震勘测研究中心 | Boat-carrying movable type air gun source hanging extension and retraction system |
| 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 |
| CN108398715A (en) * | 2018-04-28 | 2018-08-14 | 天津开发区长城石油机械配件有限公司 | A kind of earthquake-capturing height pressure air gun big gun cable major part |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 |
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| CF01 | Termination of patent right due to non-payment of annual fee |