CN203452704U - Microseism exploder for oil and gas well - Google Patents
Microseism exploder for oil and gas well Download PDFInfo
- Publication number
- CN203452704U CN203452704U CN201320577706.5U CN201320577706U CN203452704U CN 203452704 U CN203452704 U CN 203452704U CN 201320577706 U CN201320577706 U CN 201320577706U CN 203452704 U CN203452704 U CN 203452704U
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- microseism
- female joint
- sound source
- protective sleeve
- oil
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Abstract
The utility model discloses a microseism exploder for an oil and gas well. The microseism exploder comprises an explosion delivering assembly, a female joint, a protective sleeve, an ignition head, a microseism sound source generator and a guider, wherein the lower end of the explosion delivering assembly is connected with the female joint; the microseism sound source generator is connected with the female joint through the ignition head, the ignition head is communicated with the explosion delivering assembly, one end of the protective sleeve is connected with the female joint, and the other end of the protective sleeve is connected with the guider; the ignition head and the microseism sound source generator are positioned in the protective sleeve, and an initiating explosive device is arranged in the microseism sound source generator. The microseism exploder disclosed by the utility model has the advantages that the application range is wide, and the explosion operation of high pressure (140 MPa) and deep well (7000 m) is met; meanwhile, an effective sound source is provided in explosion, a sleeve is not damaged after explosion, and no residue falls into a shaft.
Description
Technical field
The utility model relates to perforating oil gas well destructor technical field, exactly relates to the destructor using in a kind of Oil/gas Well microseism operation, can provide effective explosive sound source for microseism monitor.
Background technology
In the microseism monitoring results of Oil/gas Well, for accurate recording is to the ignition event of closing on well, the at present normal explosion type cutting cartridge mode that adopts lower loading pole or import JRC company the to produce operation of implementing to explode, if publication number is CN2122929, the Chinese patent literature in open day on November 25th, 1992 discloses a kind of Multi-layer casing cutting bullet for neritic oil well and has been comprised of internal cutting bullet and outer cutting cartridge, inside and outside being characterized in, in the troughs for collecting energy of cutting cartridge, add metal liner, cutting charge afterbody at internal cutting bullet increases one deck flame proof plate and one section of shearing powder charge, outer cutting cartridge is combined by two semicircular ring, can once cut the shallow-water oilfield abandoned well of two layers of sleeve pipe one deck cement or two layers of cement of three layers of sleeve pipe, cut surface is neat, seabed mud line leaves no trace above, success rate 100%.
But the prior art that the above-mentioned patent documentation of take is representative, all exist compressive resistance low, injure sleeve pipe and in pit shaft, leave many defects such as junk.
Summary of the invention
The utility model is intended to for the existing defect of above-mentioned prior art and deficiency, a kind of Oil/gas Well microseism destructor is provided, adopt the utility model, it is applied widely, can meet the blast operation of high pressure (140MPa), deep-well (7000m), also have at explosion time effective sound source can be provided simultaneously, after blast, do not injure sleeve pipe, the plurality of advantages such as any residue do not drop in pit shaft.
The utility model is by adopting following technical proposals to realize:
A kind of Oil/gas Well microseism destructor; it is characterized in that: comprise propagation of explosion assembly, female joint, protective sleeve, igniter head, microseism sound source generator and guider; wherein; the lower end of propagation of explosion assembly is connected with female joint; microseism sound source generator is connected with female joint by igniter head; igniter head is connected with described propagation of explosion assembly; one end of protective sleeve is connected with described female joint; the other end is connected with guider; described igniter head and microseism sound source generator are positioned among described protective sleeve, in described microseism sound source generator, priming system are housed.
The upper end of described female joint is provided with internal thread, and the lower end of propagation of explosion assembly is provided with external screw thread, the lower end of propagation of explosion assembly with the upper end of female joint through being threaded.
The lower end of described female joint is provided with external screw thread, and the upper end of protective sleeve is provided with internal thread, the lower end of female joint with the upper end of protective sleeve through being threaded.
The lower end of described protective sleeve is provided with internal thread, and the upper end of guider is provided with external screw thread, and the lower end of protective sleeve is threaded with the upper end of guider.
The lower end of described female joint has the mesopore being communicated with female joint upper end internal thread, and igniter head is buckled in described mesopore.
The upper end of described propagation of explosion assembly is threaded with magnetic localizer.
Described priming system refers to detonating fuse or powder cake.
Described powder cake is column.
Compared with prior art, the beneficial effect that the utility model reaches is as follows:
1, in the utility model; the new Oil/gas Well microseism destructor that adopts propagation of explosion assembly, female joint, protective sleeve, igniter head, microseism sound source generator and guider to form; can meet the blast operation of high pressure (140MPa), deep-well (7000m); also have at explosion time effective sound source can be provided simultaneously, after blast, do not injure sleeve pipe, the plurality of advantages such as any residue do not drop in pit shaft.
2,, in the utility model, after the blast of sound source generator, the residue of main body and generation is all stayed in protective sleeve, with pipe string, proposes to well head, can guarantee can pit shaft not caused any harm and be polluted in whole work progress.
3, in the utility model, explosive sound source generator and protective sleeve are organically combined, it is reasonable in design, simple in structure, easy to use.
4, in the utility model, the in-built detonating fuse of sound source generator or column medicine cake quantity are adjustable, can produce different quantitative sound waves according to well location distance and designing requirement.
Accompanying drawing explanation
Below in conjunction with specification drawings and specific embodiments, the utility model is described in further detail, wherein:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is microseism sound source generator architecture schematic diagram.
Mark in figure:
1, propagation of explosion assembly, 2, female joint, 3, igniter head, 4, protective sleeve, 5, microseism sound source generator, 6, guider, 7, shell, 8, support bar, 9, priming system, 10, jointing, 11, plug.
The specific embodiment
Embodiment 1
As preferred forms of the present invention, with reference to Figure of description 1, this destructor adopts cable transfer mode to be lowered to pit shaft.While going into the well, propagation of explosion assembly 1 upper end is connected with screw buckle with magnetic localizer, and lower end is connected with union button with female joint 2, and microseism sound source generator 5 in-built detonating fuses or column medicine cake are connected and fixed with button by igniter head 3 and female joint 2.When destructor arrives predetermined well depth by magnetic localizer school behind dark location, by ground point ignition system, to propagation of explosion assembly 1, send firing command, the electric cap in flashpoint duration and degree of heating 3, then ignite detonating fuse or the column medicine cake in sound source generator, make it to blast, produce reliable and stable source of students.After the blast of sound source generator, the residue of main body and generation is all stayed in protective sleeve 4, with pipe string, proposes to well head, guarantees can pit shaft not damaged and be polluted in whole work progress.
Propagation of explosion assembly 1 is commercially available product.The product that for example You Chuanqing Logging Company perforation equipment Co., Ltd produces (product designation: YLAQ-86), inside having detonator cabin, is the critical piece of igniting microseism sound source generator.
Described microseism sound source generator is a kind of detonation wave source of students generator.It comprises shell 7, support bar 8, priming system 9, jointing 10 and plug 11, and described priming system 9 is fixed on support bar 8, and priming system 9 and support bar 8 are placed in shell 7, and one end of shell 7 is connected with jointing 10, and the other end is connected with plug 11.
The upper end of jointing 10 is with igniter head through being threaded, and the lower end of jointing 10 is connected with shell 7 screws.
Described plug 11 links together through screw with shell 7.
Described support bar 8 is positioned in shell 7, and shell 7 plays the effect of head of liquid in barrier wells.
Between jointing 10 and shell 7, be respectively arranged with O-ring seals 12 between plug 11 and shell 7.
Embodiment 2
As the utility model one preferred embodiments, the utility model comprises propagation of explosion assembly 1, female joint 2, protective sleeve 4, igniter head 3, microseism sound source generator 5 and guider 6, wherein, the lower end of propagation of explosion assembly 1 is connected with female joint 2, microseism sound source generator 5 is connected with female joint 2 by igniter head 3, igniter head 3 is connected with described propagation of explosion assembly 1, one end of protective sleeve 4 is connected with described female joint 2, the other end is connected with guider 6, described igniter head 3 and microseism sound source generator 5 are positioned among described protective sleeve 4, in described microseism sound source generator 5, priming system is housed.Described priming system refers to detonating fuse or powder cake.Described powder cake is column.
Claims (8)
1. an Oil/gas Well microseism destructor, it is characterized in that: comprise propagation of explosion assembly (1), female joint (2), protective sleeve (4), igniter head (3), microseism sound source generator (5) and guider (6), wherein, the lower end of propagation of explosion assembly (1) is connected with female joint (2), microseism sound source generator (5) is connected with female joint (2) by igniter head (3), igniter head (3) is connected with described propagation of explosion assembly (1), one end of protective sleeve (4) is connected with described female joint (2), the other end is connected with guider (6), described igniter head (3) and microseism sound source generator (5) are positioned among described protective sleeve (4), in described microseism sound source generator (5), priming system is housed.
2. Oil/gas Well according to claim 1 microseism destructor, it is characterized in that: the upper end of described female joint (2) is provided with internal thread, the lower end of propagation of explosion assembly (1) is provided with external screw thread, the lower end of propagation of explosion assembly (1) with the upper end of female joint (2) through being threaded.
3. Oil/gas Well according to claim 1 and 2 microseism destructor; it is characterized in that: the lower end of described female joint (2) is provided with external screw thread; the upper end of protective sleeve (4) is provided with internal thread, the lower end of female joint (2) with the upper end of protective sleeve (4) through being threaded.
4. Oil/gas Well according to claim 3 microseism destructor; it is characterized in that: the lower end of described protective sleeve (4) is provided with internal thread; the upper end of guider (6) is provided with external screw thread, and the lower end of protective sleeve (4) is threaded with the upper end of guider (6).
5. Oil/gas Well according to claim 4 microseism destructor, is characterized in that: the lower end of described female joint (2) has the mesopore being communicated with female joint (2) upper end internal thread, and igniter head (3) is buckled in described mesopore.
6. Oil/gas Well according to claim 1 microseism destructor, is characterized in that: the upper end of described propagation of explosion assembly (1) is threaded with magnetic localizer.
7. Oil/gas Well according to claim 1 microseism destructor, is characterized in that: described priming system refers to detonating fuse or powder cake.
8. Oil/gas Well according to claim 7 microseism destructor, is characterized in that: described powder cake is column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320577706.5U CN203452704U (en) | 2013-09-18 | 2013-09-18 | Microseism exploder for oil and gas well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320577706.5U CN203452704U (en) | 2013-09-18 | 2013-09-18 | Microseism exploder for oil and gas well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203452704U true CN203452704U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320577706.5U Expired - Fee Related CN203452704U (en) | 2013-09-18 | 2013-09-18 | Microseism exploder for oil and gas well |
Country Status (1)
| Country | Link |
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| CN (1) | CN203452704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181602A (en) * | 2014-08-22 | 2014-12-03 | 尤尼斯油气技术（中国）有限公司 | Microseism monitoring operation method for combustion zone of in-situ combustion |
-
2013
- 2013-09-18 CN CN201320577706.5U patent/CN203452704U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181602A (en) * | 2014-08-22 | 2014-12-03 | 尤尼斯油气技术（中国）有限公司 | Microseism monitoring operation method for combustion zone of in-situ combustion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20170918 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |