CN106285639A - A kind of superhigh temperature natural gamma shockproof probe - Google Patents
A kind of superhigh temperature natural gamma shockproof probe Download PDFInfo
- Publication number
- CN106285639A CN106285639A CN201610783895.XA CN201610783895A CN106285639A CN 106285639 A CN106285639 A CN 106285639A CN 201610783895 A CN201610783895 A CN 201610783895A CN 106285639 A CN106285639 A CN 106285639A
- Authority
- CN
- China
- Prior art keywords
- contiguous block
- probe
- shock mount
- thermos flask
- shell
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
- E21B47/017—Protecting measuring instruments
Abstract
The present invention relates to a kind of superhigh temperature natural gamma shockproof probe, belong to radioactive logging instrument technical field.This probe includes contiguous block the I, first shock mount, half shell, detector, circuit frame assembly, absorber, insulator, end cap, contiguous block the II, second shock mount, blocking, thermos flask and support ring；Half shell, contiguous block I and contiguous block II form probe half-shell, by support ring, two half-shell are fixed into a cylinder；Thermos flask is placed in inside described cylinder, and detector, circuit frame assembly, absorber, insulator, end cap is placed in inside thermos flask, and blocks thermos flask opening with blocking；First shock mount, the second shock mount are set between the two ends of thermos flask and contiguous block I and contiguous block II.Probe assembly is loaded in thermos flask, improve the heat resistance of probe；Axially and radially shock-damping structure is set, buffers the shock and vibration from all directions, improve the shockproof properties of probe.
Description
Technical field
The present invention relates to a kind of natural gamma probe with high temperature resistant and shockproof properties, belong to radioactive logging instrument
Technical field.
Background technology
Along with the increase of depth-logger, the resistance to elevated temperatures of natural gamma probe is required more and more higher.Existing nature
Gamma-ray probe has not been suitable for work in hot environment.
It addition, photomultiplier tube and sodium iodide crystal in existing natural gamma detector belong to fragile article, in well logging
Time when particularly pumping out well logging, the vibrations of instrument and impact are very big, and photomultiplier tube and sodium iodide crystal are easily shattered, and make
Become huge economic loss, affect normal logging operation.
Summary of the invention
For problems of the prior art, it is an object of the invention to provide a kind of superhigh temperature natural gamma shockproof and visit
Head, by arranging thermos flask and shock-damping structure axially and radially, probe of the present invention had both adapted to work in hot environment, and again could
Opposing impact and vibrations.
It is an object of the invention to be achieved through the following technical solutions.
A kind of superhigh temperature natural gamma shockproof probe, described probe mainly include contiguous block the I, first shock mount, half shell,
Detector, circuit frame assembly, absorber, insulator, end cap, contiguous block the II, second shock mount, blocking, thermos flask and supporting
Ring；
Described first shock mount is circular ring, and outer circumference surface is provided with annular protrusion structure；
Described half shell is semi-cylindrical structure；
Described second shock mount is divided into cylinder and circular flat two parts；
It is machined with centre bore in described blocking；
Described thermos flask is the cylinder-like structure that one end open is closed in one end, and the end face of blind end is machined with vertically
Cylindrical protrusions structure；
The two ends of half shell are fixedly connected to form probe half-shell with contiguous block I, contiguous block II respectively；Support ring is respectively with two
Contiguous block I in individual probe half-shell and the fixing connection of contiguous block II, thus two probe half-shell are fixed into a cylinder；Protect
Temperature bottle is placed in described cylindrical inside, and the first shock mount is sleeved in the cylindrical protrusions structure of thermos flask blind end, and first
One end of shock mount is inconsistent with contiguous block I, and the other end is inconsistent with the end face of thermos flask blind end, and the ring of the first shock mount
Shape bulge-structure touches with the contacted inner surfaces of half shell；By the blind end of thermos flask to open end, in thermos flask, it is sequentially provided with spy
Survey device, circuit frame assembly, absorber, insulator and end cap；Fill in the open end of thermos flask and contact with end cap, the
The cylinder of two shock mounts is placed in blocking centre bore, and an end face of the circular flat of the second shock mount contacts with blocking,
Other end contacts with contiguous block II.
The material of half shell is copper.
Preferably, described probe also includes that cushion, described cushion are divided into Elliptic Cylinder and elliptic plane two parts；Half-shell
Body is provided with multiple elliptical aperture, and the Elliptic Cylinder of cushion is embedded in elliptical aperture, and the elliptic plane of cushion is half shell and guarantor
Between temperature bottle.
The material of contiguous block the I, first shock mount, contiguous block the II, second shock mount, blocking and cushion is fluorubber.
Beneficial effect:
In probe of the present invention, detector and circuit frame assembly are fully enclosed in thermos flask, improve the temperature of probe
Degree index, makes the most relatively reliable stable work of probe；Meanwhile, contiguous block I, first prepared by fluorubber is used
Shock mount, contiguous block the II, second shock mount, blocking and cushion are as axially and radially shock-damping structure, and buffering is from each side
To shock and vibration, be effectively protected detector, reduce the probability that detector damages, reduce maintenance cost, improve survey
Well efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the superhigh temperature natural gamma shockproof probe described in embodiment.
Fig. 2 is the top view of probe described in embodiment.
Fig. 3 is the structural representation of the first shock mount described in embodiment.
Fig. 4 is the structural representation of the second shock mount described in embodiment.
Fig. 5 is the structural representation of cushion described in embodiment.
Wherein, 1-contiguous block I, 2-the first shock mount, 3-housing, 4-detector, 5-circuit frame assembly, 6-absorber, 7-
Insulator, 8-end cap, 9-contiguous block II, 10-the second shock mount, 11-blocks, 12-cushion, 13-thermos flask, 14-support ring.
Detailed description of the invention
The present invention will be further described with detailed description of the invention below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of superhigh temperature natural gamma shockproof probe, described probe includes contiguous block the I 1, first shock mount
2, half shell 3, detector 4, circuit frame assembly 5, absorber 6, insulator 7, end cap 8, contiguous block the II 9, second shock mount 10, stifled
Plug 11, cushion 12, thermos flask 13 and support ring 14；
Described first shock mount 2 is circular ring, outer circumference surface is radially provided with annular protrusion structure, such as Fig. 3 institute
Show；
Described half shell 3 is cylinder-like structure, and material is copper；Multiple oblong hole it is provided with vertically in half shell 3；
Described second shock mount 10 is a revolving body, is machined with the center via for laying wire vertically；Second
Shock mount 10 is divided into cylinder and circular flat two parts, and circular flat is provided with heavy stand, as shown in Figure 4；
It is machined with centre bore in described blocking 11；
Shown cushion 12 is a revolving body, is divided into Elliptic Cylinder and elliptic plane two parts；
Described thermos flask 13 closes the cylinder-like structure of one end open for one end, and the end face of blind end is machined with vertically
Cylindrical protrusions structure；
Wherein, contiguous block the I 1, first shock mount 2, contiguous block the II 9, second shock mount 10, blocking 11 and the material of cushion 12
Matter is fluorubber；
One end of half shell 3 is welded with contiguous block I 1, and the other end welds with contiguous block II 9, half shell 3, contiguous block I 1 and
Contiguous block II 9 forms probe half-shell；Support ring 14 passes through spiral shell with the contiguous block I 1 in two probe half-shell and contiguous block II 9 respectively
Nail connects, thus two probe half-shell are fixed into a cylinder, as shown in Figure 2；Thermos flask 13 is placed in two probe half-shell
The cylindrical inside formed, the first shock mount 2 is sleeved in the cylindrical protrusions structure of thermos flask 13 blind end, and first prevents
One end of shake seat 2 is inconsistent with contiguous block I 1, and the other end is inconsistent with the end face of thermos flask 13 blind end, and the first shock mount 2
The contacted inner surfaces of annular protrusion structure and half shell 3 touch；The Elliptic Cylinder of cushion 12 is embedded in elliptical aperture, cushion 12
Elliptic plane is between half shell 3 and thermos flask 13；By the blind end of thermos flask 13 to open end, set successively in thermos flask 13
Have detector 4, circuit frame assembly 5, absorber 6, insulator 7 and end cap 8, detector 4 and absorber 6 respectively with circuit frame group
Part 5 is fixing to be connected, and one end of insulator 7 is fixing with absorber 6 to be connected, and the other end contacts with end cap 8；Insulation is filled in blocking 11
Bottle 13 open end and contact with end cap 8；The cylinder of the second shock mount 10 is placed in the centre bore of blocking 11, and second is shockproof
One end face of the circular flat of seat 10 contacts with blocking 11, and other end contacts with contiguous block II 9.
Probe described in this enforcement is applicable to high temperature service, has good anti-seismic performance.
In sum, these are only presently preferred embodiments of the present invention, be not intended to limit protection scope of the present invention.
All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's
Within protection domain.
Claims (4)
1. a superhigh temperature natural gamma shockproof probe, it is characterised in that: described probe mainly includes that contiguous block I (1), first is prevented
Shake seat (2), half shell (3), detector (4), circuit frame assembly (5), absorber (6), insulator (7), end cap (8), contiguous block
II (9), the second shock mount (10), blocking (11), thermos flask (13) and support ring (14)；
Described first shock mount (2) is circular ring, and outer circumference surface is provided with annular protrusion structure；Described half shell (3) is
Semi-cylindrical structure；Described second shock mount (10) is divided into cylinder and circular flat two parts；The upper processing of described blocking (11)
There is centre bore；Described thermos flask (13) is the cylinder-like structure that one end open is closed in one end, and the end face of blind end is machined with edge
Axial cylindrical protrusions structure；
The two ends of half shell (3) are fixedly connected to form probe half-shell with contiguous block I (1), contiguous block II (9) respectively；Support ring
(14) fix be connected with the contiguous block I (1) in two probe half-shell and contiguous block II (9) respectively, thus by two probe half-shell
It is fixed into a cylinder；Thermos flask (13) is placed in described cylindrical inside, and the first shock mount (2) is sleeved on thermos flask (13)
In the cylindrical protrusions structure of blind end, one end of the first shock mount (2) is inconsistent with contiguous block I (1), the other end and thermos flask
(13) end face of blind end is inconsistent, and the contacted inner surfaces of the annular protrusion structure of the first shock mount (2) and half shell (3)
Touch；By the blind end of thermos flask (13) to open end, be sequentially provided with in thermos flask (13) detector (4), circuit frame assembly (5),
Absorber (6), insulator (7) and end cap (8)；Blocking (11) is filled in the open end of thermos flask (13) and connects with end cap (8)
Touch；The cylinder of the second shock mount (10) is placed in the centre bore of blocking (11), the one of the circular flat of the second shock mount (10)
Individual end face contacts with blocking (11), and other end contacts with contiguous block II (9).
A kind of superhigh temperature natural gamma shockproof probe the most according to claim 1, it is characterised in that: the material of half shell (3)
Matter is copper.
A kind of superhigh temperature natural gamma shockproof probe the most according to claim 1, it is characterised in that: described probe also includes
Cushion (12), described cushion (12) is divided into Elliptic Cylinder and elliptic plane two parts；Half shell (3) is provided with multiple ellipse
Hole, the Elliptic Cylinder of cushion (12) is embedded in elliptical aperture, and the elliptic plane of cushion (12) is at half shell (3) and thermos flask
(13) between.
4. according to a kind of superhigh temperature natural gamma shockproof probe described in claim 1 or 3, it is characterised in that: contiguous block I (1),
The material of the first shock mount (2), contiguous block II (9), the second shock mount (10), blocking (11) and cushion (12) is fluorine rubber
Glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610783895.XA CN106285639A (en) | 2016-08-31 | 2016-08-31 | A kind of superhigh temperature natural gamma shockproof probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610783895.XA CN106285639A (en) | 2016-08-31 | 2016-08-31 | A kind of superhigh temperature natural gamma shockproof probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106285639A true CN106285639A (en) | 2017-01-04 |
Family
ID=57673222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610783895.XA Pending CN106285639A (en) | 2016-08-31 | 2016-08-31 | A kind of superhigh temperature natural gamma shockproof probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106285639A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594140A (en) * | 2020-05-07 | 2020-08-28 | 中国科学院声学研究所 | High temperature resistant vibrating device and vibrating device set |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040000401A1 (en) * | 2002-05-22 | 2004-01-01 | Baker Hughes Incorporated | Apparatus and method for minimizing wear and wear related measurement error in a logging-while-drilling tool |
| CN101133232B (en) * | 2004-12-03 | 2012-11-07 | 哈里伯顿能源服务公司 | Heating and cooling electrical components in a downhole operation |
| CN202946149U (en) * | 2012-10-24 | 2013-05-22 | 西安思坦仪器股份有限公司 | Logging while drilling natural gamma logging instrument |
| CN203050673U (en) * | 2012-12-20 | 2013-07-10 | 西安思坦仪器股份有限公司 | High temperature resisting steam injection multiparameter logging instrument |
| CN204457744U (en) * | 2015-02-03 | 2015-07-08 | 孙东利 | Gamma logging instrument probe earthquake resistant structure |
| US10006280B2 (en) * | 2013-05-31 | 2018-06-26 | Evolution Engineering Inc. | Downhole pocket electronics |
-
2016
- 2016-08-31 CN CN201610783895.XA patent/CN106285639A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040000401A1 (en) * | 2002-05-22 | 2004-01-01 | Baker Hughes Incorporated | Apparatus and method for minimizing wear and wear related measurement error in a logging-while-drilling tool |
| CN101133232B (en) * | 2004-12-03 | 2012-11-07 | 哈里伯顿能源服务公司 | Heating and cooling electrical components in a downhole operation |
| CN202946149U (en) * | 2012-10-24 | 2013-05-22 | 西安思坦仪器股份有限公司 | Logging while drilling natural gamma logging instrument |
| CN203050673U (en) * | 2012-12-20 | 2013-07-10 | 西安思坦仪器股份有限公司 | High temperature resisting steam injection multiparameter logging instrument |
| US10006280B2 (en) * | 2013-05-31 | 2018-06-26 | Evolution Engineering Inc. | Downhole pocket electronics |
| CN204457744U (en) * | 2015-02-03 | 2015-07-08 | 孙东利 | Gamma logging instrument probe earthquake resistant structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594140A (en) * | 2020-05-07 | 2020-08-28 | 中国科学院声学研究所 | High temperature resistant vibrating device and vibrating device set |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170104 |
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| WD01 | Invention patent application deemed withdrawn after publication |