CN203050676U - Sound-wave logging instrument with function of sound insulation - Google Patents
Sound-wave logging instrument with function of sound insulation Download PDFInfo
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- CN203050676U CN203050676U CN 201220710539 CN201220710539U CN203050676U CN 203050676 U CN203050676 U CN 203050676U CN 201220710539 CN201220710539 CN 201220710539 CN 201220710539 U CN201220710539 U CN 201220710539U CN 203050676 U CN203050676 U CN 203050676U
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Abstract
The utility model relates to a sound-wave logging instrument with the function of sound insulation. The sound-wave logging instrument with the function of the sound insulation comprises a transmitting probe shaft, a transmitting probe and an outer protective tube, wherein the transmitting probe is arranged on the transmitting probe shaft and the outer protective tube is installed on the transmitting probe in a sleeved mode. The sound-wave logging instrument with the function of the sound insulation further comprises a transmitting probe cabin direct-wave sound insulation system arranged on the transmitting probe shaft. The sound-wave logging instrument with the function of the sound insulation is capable of effectively attenuating the range of direct waves at a 3-foot receiving probe and a 5-foot receiving probe.
Description
Technical field
The utility model belongs to the petroleum detection field, relates to a kind of acoustic logging instrument, relates in particular to a kind of acoustic logging instrument with sound insulation function.
Background technology
Thereby acoustic logging instrument is used for checking the cementing degree at first, second interface and judges cementing quality.Generally at 3 feet of distance instrument transmitting probes and two receiving transducers of 5 feet punishment cloth, 3 feet receiving transducer record analysis Mintrop waves (sleeve pipe slide wave) thus amplitude is carried out quantitative analysis to the Cementation Quality at first interface, thereby 5 feet receiving transducer record analysis full-wave trains carry out quantitative analysis to the Cementation Quality of second contact surface.The sound wave that route of transmission by mud or instrument itself arrives the receiving transducer place is direct wave, and direct wave can't effective attenuation will have a strong impact on the cementing quality assessment.
Present acoustic logging instrument generally lacks the sound insulation measure of systematic science, can't 3 feet receiving transducers of effective attenuation and 5 feet receiving transducer place direct wave amplitude, put off direct wave time of advent.Cause direct wave and 3 feet and 5 feet full-wave trains to interfere easily, make acoustic logging instrument well log interpretation data can't truly reflect cementing quality, for later stage well cementing operation and oil producing operation bring major safety risks.Some acoustic logging instruments adopt the leather bag structure, and defening effect increases, yet, because underground working is very complicated, subsurface environment and stronger corrosivity is arranged, the easy physics of leather bag structure pierce through or corrode agingly, adopt the acoustic logging instrument of leather bag structure to have certain well logging limitation again.
The utility model content
In order to solve the above-mentioned technical problem that exists in the background technology, but the utility model provides the acoustic logging instrument with sound insulation function of 3 feet receiving transducers of a kind of effective attenuation and 5 feet receiving transducer place direct wave amplitudes.
Technical solution of the present utility model is: the utility model provides a kind of acoustic logging instrument with sound insulation function, comprise the transmitting probe axle, be arranged on the transmitting probe on the transmitting probe axle and be sleeved on outer pillar on the transmitting probe, its special character is: described acoustic logging instrument with sound insulation function also comprises the transmitting probe cabin direct wave sound partiting system that is arranged on the transmitting probe axle.
Above-mentioned transmitting probe cabin direct wave sound partiting system comprises sound absorption engineering plastics internal layer tube, sound insulating sandwich and the outer tube of sound absorption engineering plastics; Described sound absorption engineering plastics internal layer jacket casing is contained on the transmitting probe axle; Described sound insulating sandwich is sleeved on sound absorption engineering plastics internal layer tube outside; The outer jacket casing of described sound absorption engineering plastics is contained in the sound insulating sandwich outside; Described transmitting probe is arranged on the outer tube of sound absorption engineering plastics.
Above-mentioned sound absorption engineering plastics internal layer tube comprises sound absorption engineering plastics internal layer radially tube and the axial tube of sound absorption engineering plastics internal layer; The axial jacket casing of described sound absorption engineering plastics internal layer is contained on the transmitting probe axle; Described sound insulating sandwich is sleeved on sound absorption engineering plastics internal layer, and axially tube is outside; The outer tube of described sound absorption engineering plastics comprises radially tube of the outer axially tube of sound absorption engineering plastics and sound absorption engineering plastics skin; The outer axially jacket casing of described sound absorption engineering plastics is contained in the sound insulating sandwich outside; It is outside that described transmitting probe is arranged on the outer axially tube of sound absorption engineering plastics; Described sound absorption engineering plastics internal layer radially tube and sound absorption engineering plastics skin radially tube be separately positioned on the both ends of transmitting probe.
Above-mentioned sound insulating sandwich is pure plumbous sound insulating sandwich.
Above-mentioned outer pillar is provided with one or more sound insulation grooves.
The axial setting of pillar outside the uniform or non-uniform edge of above-mentioned a plurality of sound insulation groove.
The axial cross arrangement setting of pillar outside the uniform or non-uniform edge of above-mentioned a plurality of sound insulation groove.
The inside of above-mentioned transmitting probe axle is provided with instrument and crosses line, and described instrument is crossed the line outer cover metal screen layer is housed, and described metal screen layer is provided with the damping interlayer.
Above-mentioned damping interlayer is arranged on the axial direction that instrument is crossed line.
The utility model has the advantages that:
The utility model provides a kind of acoustic logging instrument with sound insulation function, this acoustic logging instrument comprises transmitting probe cabin direct wave sound partiting system, connects cabin direct wave sound partiting system and crosses line direct wave sound insulation treatment system, these three the collaborative or effects separately of sound insulation treatment system, when instrument carries out logging operation, the direct wave that transmitting probe 6 transmits along axle by transmitting probe axle 1, through the combined type sound partiting system that sound absorption engineering plastics skin, pure plumbous sound insulating sandwich, sound absorption engineering plastics internal layer are formed, the direct wave amplitude significantly decays.The sound absorption engineering plastics have higher damped coefficient, and direct wave is Es-region propagations outside the sound absorption engineering plastics, and amplitude decays rapidly; Absorb sound engineering plastics skin and pure plumbous sound insulating sandwich at the interface, because acoustic impedance difference is excessive, not decaying completely, direct wave is reflected in a large number; A small amount of direct wave amplitude in sound absorption engineering plastics internal layer communication process is further decayed.The transmitting probe direct wave that pillar is propagated outside emission connector edge, because the sound insulation groove that outer pillar arranges, the direct wave propagation path increases, direct wave obviously lags behind the time of advent.Transmitting probe is through the direct wave of emission connector along the bellows propagation, and during the damping rubber at the outer partition of process bellows stainless steel place, the direct wave amplitude obviously decays.The direct wave that transmitting probe is propagated through line, owing to be provided with the damping interlayer at propagation path, the direct wave amplitude fading is obvious.But 3 feet receiving transducers of acoustic logging instrument effective attenuation with sound insulation function provided by the utility model and 5 feet receiving transducer place direct wave amplitudes, can postpone direct wave time of advent, thereby improve acoustic logging instrument well logging accuracy; The system surfaces that this technology contacts with subsurface environment adopts stainless steel material and the engineering plastics of anti-sulfuration, corrosion resistance excellence, can enlarge the job area that acoustic logging instrument is tackled complicated special hole condition.
Description of drawings
Fig. 1 is the structural representation of the transmitting probe cabin direct wave sound partiting system that adopts of the utility model;
Fig. 2 is the structural representation of the connection cabin direct wave sound partiting system that adopts of the utility model;
Fig. 3 is the structural representation of crossing line direct wave sound insulation treatment system that the utility model adopts;
Wherein:
1-transmitting probe axle; 2-sound absorption engineering plastics internal layer is tube radially; The pure plumbous sound insulating sandwich of 3-; The outer axially tube of 4-sound absorption engineering plastics; The 5-first axial shock absorbing ring; The 6-transmitting probe; 7-sound absorption engineering plastics skin is tube radially; 8-first is shock absorbing ring radially; The axial tube of 9-sound absorption engineering plastics internal layer; 10-launches connector; 11-first sealing ring; The 12-second axial shock absorbing ring; The 13-set bolt; 14-second is shock absorbing ring radially; 15-entrant sound cover; 16-second sealing ring; 17-the 3rd axial shock absorbing ring; 18-the 3rd sealing ring; The 19-seal receptacle; The 20-adapter sleeve; The 21-hold-down ring; The 22-bellows; The 23-damping rubber; 24-antifriction cover; 25-adjusts ring; 26-the 3rd is shock absorbing ring radially; The outer pillar of 27-; The 28-jackscrew.
The specific embodiment
The utility model provides a kind of absorption, isolation, decay direct wave amplitude, postpone direct wave system schema and the concrete means of the time of advent, sound partiting system comprises transmitting probe cabin direct wave sound partiting system, connects cabin direct wave sound partiting system and crosses line direct wave sound insulation treatment system.
Transmitting probe cabin direct wave sound partiting system comprises transmitting probe axle, emission entrant sound cover and the different model O RunddichtringO that plays cushioning effect.Transmitting probe, sound absorption engineering plastics skin, pure plumbous sound insulating sandwich, sound absorption engineering plastics internal layer are fixed in the transmitting probe cabin of being made up of transmitting probe axle, emission connector and emission entrant sound cover.
The sealing performance in transmitting probe cabin relies on the extremely strong perfluor ether rubber of corrosion resistance.Sound absorption engineering plastics skin, pure plumbous sound insulating sandwich, sound absorption engineering plastics internal layer are formed by axial component and radial component.
The sound absorption engineering plastics have higher damped coefficient, can effective attenuation through the direct wave amplitude on its propagation path, postpone direct wave time of advent.Pure lead material has higher density, can reflect through its most of direct wave at the interface.
Connecting cabin direct wave sound partiting system comprises with launching pod, receives coupling part, bellows part and outer pillar part that the cabin is communicated with.
The coupling part is made up of adapter sleeve, adjustment ring, antifriction cover, seal receptacle; Adjust ring and be connected with seal receptacle by screw thread with the antifriction cover, adjust the fit-up gap by axial displacement.Bellows part inner core is made of engineering plastics, compresses mechanical seal with seal receptacle by hold-down ring.The bellows part is outer to be made of stainless steel, cuts off in the middle of the stainless steel skin, and by mould pressing process damping rubber is placed the middle partition of stainless steel skin place.Outer pillar is partly pressed the sound insulation groove of design parameters processing some, increases the direct wave propagation path.
Cross line direct wave sound insulation processing method by increase damping interlayer decay direct wave at metal screen layer.
Referring to Fig. 1 and shown in Figure 2, the complete sound insulation of acoustic logging instrument of the present utility model comprises transmitting probe axle 1, sound absorption engineering plastics internal layer is tube 2 radially, pure plumbous sound insulating sandwich 3, the outer axially tube 4 of sound absorption engineering plastics, the first axial shock absorbing ring 5, transmitting probe 6, sound absorption engineering plastics skin is tube 7 radially, first shock absorbing ring 8 radially, sound absorption engineering plastics internal layer is tube 9 axially, emission connector 10, first sealing ring 11, the second axial shock absorbing ring 12, set bolt 13, second shock absorbing ring 14 radially, entrant sound cover 15, second sealing ring 16, the 3rd axial shock absorbing ring 17, the 3rd sealing ring 18, seal receptacle 19, adapter sleeve 20, hold-down ring 21, bellows 22, damping rubber 23, antifriction cover 24, adjust ring 25, the 3rd shock absorbing ring 26 radially, outer pillar 27, jackscrew 28.
Please continue referring to Fig. 1, the transmitting probe cabin direct wave sound partiting system that the utility model adopts, transmitting probe axle 1, entrant sound cover 15 constitute transmitting probe cabin main body with emission connector 10, second sealing ring 16 is set between transmitting probe axle 1 and the entrant sound cover 15, between emission connector 10 and the entrant sound cover 15 first sealing ring 11 and second sealing ring 16 is set; Between entrant sound cover 15 and transmitting probe axle 1 and the emission connector 10 the 3rd axial shock absorbing ring 17 is set respectively, avoids rigid collision and noise under the judder to produce; Transmitting probe 6 is fixed in sound absorption engineering plastics skin, and radially tube 7 and sound absorption engineering plastics are outer axially between the tube 4, and sound absorption engineering plastics skin radially tube 7 is threaded with outer axially 4 employing of sound absorption engineering plastics; Transmitting probe 6 arranges radially shock absorbing ring 8 of the first axial shock absorbing ring 5 and first with the outer interlayer of sound absorption engineering plastics, adjusts and cushioning effect thereby play the gap; Pure plumbous sound insulating sandwich 3 places between sound absorption engineering plastics skin and the sound absorption engineering plastics internal layer, and it can reflect the most of direct wave that does not have complete attenuation through sound absorption engineering plastics skin at the interface; Sound absorption engineering plastics internal layer by sound absorption engineering plastics internal layer radially tube 2 and sound absorption engineering plastics internal layer axially tube 9 form, two parts are by being threaded; Sound absorption engineering plastics internal layer axially tube 9 is anchored on the transmitting probe axle 1 by set bolt 13 along circumferential uniform two fixing holes; Sound absorption engineering plastics internal layer and 1 on transmitting probe axle arrange radially shock absorbing ring 14 of the second axial shock absorbing ring 12 and second.
Please continue referring to Fig. 2, the connection cabin direct wave sound partiting system that the utility model adopts, the outer special process that adopts of bellows stainless steel cuts off, and cuts off apart from 15-20mm, and damping rubber 23 adopts mould pressing process to place the outer partition of bellows stainless steel place; Bellows 22 is threaded by hold-down ring 21 with seal receptacle 19 and adopts the conical surface mechanically pressing sealed at incision position; Seal receptacle 19 1 ends insert the transmitting probe cabin, and the other end inserts the receiving transducer cabin, and in the junction the 3rd sealing ring 18 are set; Seal receptacle 19 is threaded by adapter sleeve 20 respectively with the receiving transducer cabin with transmitting probe cabin, seal receptacle 19; Adjust ring 25 and be threaded with seal receptacle 19, adjust mounting distance by axial displacement, screw in jackscrew 28 and fix; Adjust ring 25 two ends antifriction cover 24 is set, adjust the 3rd shock absorbing ring 26 radially is set between ring 25 and the adapter sleeve 20; Outer pillar 27 improves the system stiffness of instrument integral body, along its circumferential direction uniform 3 places sound insulation groove and axially evenly cross arrangement.
Referring to Fig. 3, the sound insulation of the line direct wave excessively treatment system that the utility model adopts, instrument is crossed the metal screen layer of the outer parcel of line, and certain distance arranges the damping interlayer by special process vertically.
Acoustic logging instrument with sound insulation function provided by the utility model, when instrument carries out logging operation, the direct wave that transmitting probe 6 transmits along axle by transmitting probe axle 1, combined type sound partiting system through sound absorption engineering plastics skin, pure plumbous sound insulating sandwich, sound absorption engineering plastics internal layer composition, referring to Fig. 1, the direct wave amplitude significantly decays.The sound absorption engineering plastics have higher damped coefficient, and direct wave is Es-region propagations outside the sound absorption engineering plastics, and amplitude decays rapidly; Absorb sound engineering plastics skin and pure plumbous sound insulating sandwich at the interface, because acoustic impedance difference is excessive, not decaying completely, direct wave is reflected in a large number; A small amount of direct wave amplitude in sound absorption engineering plastics internal layer communication process is further decayed.Transmitting probe 6 direct wave that pillar 27 is propagated outside emission connector 10 edges, because the sound insulation groove that outer pillar 27 arranges, the direct wave propagation path increases, direct wave obviously lags behind the time of advent.Transmitting probe 6 is through the direct wave of emission connector 10 along bellows 22 propagation, and during the damping rubber 23 at the outer partition of process bellows stainless steel place, referring to Fig. 2, the direct wave amplitude obviously decays.The direct wave that transmitting probe 6 is propagated through line, owing to be provided with the damping interlayer at propagation path, referring to Fig. 3, the direct wave amplitude fading is obvious.
Claims (9)
1. acoustic logging instrument with sound insulation function, comprise the transmitting probe axle, be arranged on the transmitting probe on the transmitting probe axle and be sleeved on outer pillar on the transmitting probe, it is characterized in that: described acoustic logging instrument with sound insulation function also comprises the transmitting probe cabin direct wave sound partiting system that is arranged on the transmitting probe axle.
2. the acoustic logging instrument with sound insulation function according to claim 1 is characterized in that: described transmitting probe cabin direct wave sound partiting system comprises sound absorption engineering plastics internal layer tube, sound insulating sandwich and the outer tube of sound absorption engineering plastics; Described sound absorption engineering plastics internal layer jacket casing is contained on the transmitting probe axle; Described sound insulating sandwich is sleeved on sound absorption engineering plastics internal layer tube outside; The outer jacket casing of described sound absorption engineering plastics is contained in the sound insulating sandwich outside; Described transmitting probe is arranged on the outer tube of sound absorption engineering plastics.
3. the acoustic logging instrument with sound insulation function according to claim 2 is characterized in that: described sound absorption engineering plastics internal layer tube comprises sound absorption engineering plastics internal layer radially tube and the axial tube of sound absorption engineering plastics internal layer; The axial jacket casing of described sound absorption engineering plastics internal layer is contained on the transmitting probe axle; Described sound insulating sandwich is sleeved on sound absorption engineering plastics internal layer, and axially tube is outside; The outer tube of described sound absorption engineering plastics comprises radially tube of the outer axially tube of sound absorption engineering plastics and sound absorption engineering plastics skin; The outer axially jacket casing of described sound absorption engineering plastics is contained in the sound insulating sandwich outside; It is outside that described transmitting probe is arranged on the outer axially tube of sound absorption engineering plastics; Described sound absorption engineering plastics internal layer radially tube and sound absorption engineering plastics skin radially tube be separately positioned on the both ends of transmitting probe.
4. the acoustic logging instrument with sound insulation function according to claim 3, it is characterized in that: described sound insulating sandwich is pure plumbous sound insulating sandwich.
5. according to the described acoustic logging instrument with sound insulation function of the arbitrary claim of claim 1-4, it is characterized in that: described outer pillar is provided with one or more sound insulation grooves.
6. the acoustic logging instrument with sound insulation function according to claim 5 is characterized in that: the axial setting of pillar outside the uniform or non-uniform edge of described a plurality of sound insulation grooves.
7. the acoustic logging instrument with sound insulation function according to claim 6 is characterized in that: the axial cross arrangement setting of pillar outside the uniform or non-uniform edge of described a plurality of sound insulation grooves.
8. the acoustic logging instrument with sound insulation function according to claim 7, it is characterized in that: the inside of described transmitting probe axle is provided with instrument and crosses line, and described instrument is crossed the line outer cover metal screen layer is housed, and described metal screen layer is provided with the damping interlayer.
9. the acoustic logging instrument with sound insulation function according to claim 8, it is characterized in that: described damping interlayer is arranged on the axial direction that instrument is crossed line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220710539 CN203050676U (en) | 2012-12-20 | 2012-12-20 | Sound-wave logging instrument with function of sound insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220710539 CN203050676U (en) | 2012-12-20 | 2012-12-20 | Sound-wave logging instrument with function of sound insulation |
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| Publication Number | Publication Date |
|---|---|
| CN203050676U true CN203050676U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220710539 Withdrawn - After Issue CN203050676U (en) | 2012-12-20 | 2012-12-20 | Sound-wave logging instrument with function of sound insulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203050676U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102996118A (en) * | 2012-12-20 | 2013-03-27 | 西安思坦仪器股份有限公司 | Sound wave logging instrument with sound insulation function |
| CN106068363A (en) * | 2014-03-05 | 2016-11-02 | 贝克休斯公司 | The packaging of the electronic installation in downhole component |
| CN107725032A (en) * | 2016-08-12 | 2018-02-23 | 中石化石油工程技术服务有限公司 | A kind of seal shock-proof structure of high temperature and high pressure environment lower component |
| CN107976485A (en) * | 2016-10-25 | 2018-05-01 | 费希尔控制产品国际有限公司 | acoustic emission sensor with integrated acoustic generator |
-
2012
- 2012-12-20 CN CN 201220710539 patent/CN203050676U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102996118A (en) * | 2012-12-20 | 2013-03-27 | 西安思坦仪器股份有限公司 | Sound wave logging instrument with sound insulation function |
| CN102996118B (en) * | 2012-12-20 | 2015-07-15 | 西安思坦仪器股份有限公司 | Sound wave logging instrument with sound insulation function |
| CN106068363A (en) * | 2014-03-05 | 2016-11-02 | 贝克休斯公司 | The packaging of the electronic installation in downhole component |
| CN106068363B (en) * | 2014-03-05 | 2020-09-18 | 贝克休斯公司 | Packaging for electronics in downhole assemblies |
| CN107725032A (en) * | 2016-08-12 | 2018-02-23 | 中石化石油工程技术服务有限公司 | A kind of seal shock-proof structure of high temperature and high pressure environment lower component |
| CN107976485A (en) * | 2016-10-25 | 2018-05-01 | 费希尔控制产品国际有限公司 | acoustic emission sensor with integrated acoustic generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20150715 |
|
| RGAV | Abandon patent right to avoid regrant |