CN106640041A - Adjustable elastic piece self-folding sensor support structure and logger - Google Patents
Adjustable elastic piece self-folding sensor support structure and logger Download PDFInfo
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- CN106640041A CN106640041A CN201611185039.0A CN201611185039A CN106640041A CN 106640041 A CN106640041 A CN 106640041A CN 201611185039 A CN201611185039 A CN 201611185039A CN 106640041 A CN106640041 A CN 106640041A
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- 239000012634 fragment Substances 0.000 claims description 38
- 239000000523 sample Substances 0.000 claims description 29
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000725 suspension Substances 0.000 abstract 2
- 230000014759 maintenance of location Effects 0.000 description 10
- 238000010276 construction Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000007910 cell fusion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention relates to the field of oil production logging, in particular to an adjustable elastic piece self-folding sensor support structure and a logger. A lower arm connecting head is sleeved with the outer loop of an adjustable sleeve and is connected with the adjustable sleeve in a thread mode, the upper ends and the lower ends of elastic arms are respectively connected with sensor joints and elastic arm suspension joints, each elastic arm is provided with an upper arm and a lower arm at the same plane, the lower ends of the upper arms and the upper ends of the lower arms are connected at a hinge seat in a hinge mode, the upper ends of the upper arms are connected with upper arm joints in a hinge mode, the lower ends of the lower arms are connected with lower arm joints in a hinge mode, springs are arranged between the lower arm joints and the elastic arm suspension joints, and the sensor joints are arranged at one end of a main shaft. The external diameter of the support structure can be adjusted freely in the range of use, the logger can easily adapt to various well holes, the adaptability is good, and the logger can carry multiple sensors, and the variety and accuracy of measured data are guaranteed.
Description
【Technical field】
The present invention relates to Petroleum Production well logging field, and in particular to a kind of adjustable shell fragment draws sensor support structure in certainly
And logging instrument.
【Background technology】
Liquid producing profile log dynamic monitoring is through to the overall process of oil field development, and production profile logging data is that oil well is normal
The information of oil well is obtained about under conditions of production.Measure particularly with the production profile of horizontal well, it is domestic or mainly adopt
With the metering system of afflux.The metering system of afflux can change fluid proper flow state in the wellbore, affect the survey of instrument
Dose-effect fruit, using full hole sensor array the interference to fluid can be reduced.
The sensor support structure of existing well logging has pure spring-piece type and the hard leg formula of translator, and pure elastic piece structure is adapted to
Well specification is single, the hard leg formula of translator due to translator, high cost, and difficult in maintenance.
【The content of the invention】
To solve problems of the prior art, it is an object of the invention to provide a kind of adjustable shell fragment draws biography in certainly
Sensor supporting construction and logging instrument, the supporting construction can carry multiple and various detection probes, it is ensured that the kind of measurement data
Class and precision, and open external diameter and can arbitrarily adjust in use range, instrument can easily adapt to various wells, its adaptability
It is good.
The purpose of the present invention is by following technical solution realizing：
A kind of adjustable shell fragment draws sensor support structure in certainly, it is characterised in that including main shaft, underarm connector, bullet
Arm, upper arm and underarm, main shaft is arranged with successively from top to bottom upper arm connector, adjusting sleeve, spring and elastic arm mounting joint, main shaft
The spacing shaft shoulder is equipped with the upper end of the lower end of upper arm connector and adjusting sleeve, the shaft shoulder is respectively used to connect upper arm at two
The lower end of head and the upper end of adjusting sleeve carry out spacing, and underarm connector is enclosed within the outer ring of adjusting sleeve and is threadedly coupled with adjusting sleeve,
The upper end of main shaft is socketed with sensor connector；
The upper and lower ends of elastic arm are mounted respectively with sensor connector and elastic arm mounting joint；
Several elastic arms are evenly arranged with along the circumference of sensor connector, hinged seat are equipped with the top of each elastic arm, often
Individual elastic arm is coplanar to arrange a upper arm and a underarm, and the lower end of upper arm and the upper end of underarm are hinged at hinged seat, upper arm
Upper end be hinged with upper arm connector, lower end and the underarm connector of underarm are hinged；
Spring is arranged between underarm connector and elastic arm mounting joint, the two ends of spring respectively with underarm connector under
End and elastic arm mount the upper end connection of joint.
Hinge hole is opened up on the hinged seat, hinge hole is elongated hole, is provided with connecting pin in hinge hole, the axis of connecting pin with
Elastic arm place plane is vertical, and the lower end of upper arm and the upper end of underarm are hinged by connecting pin.
The lower end extension of the underarm connector is provided with extension, inner ring of the extension in spring, the upper end of extension
The thread segment coordinated with spring inner ring is provided with, and the upper end of spring is threadedly coupled with thread segment, the lower end connection of underarm connector
There is the sheath for preventing spring from coming off.
It is located by connecting between the sensor connector, upper arm connector and main shaft.
Positioned by key between the sensor connector, upper arm connector and main shaft, sensor connector is upper on main shaft
End threaded coupling nut, is fastened on sensor connector, upper arm connector and main shaft by nut.
The sensor connector is connected with spindle thread, and the upper end phase of the lower end of sensor connector and upper arm connector
Support.
The sensor connector is cased with shield watt with the intersection of upper arm connector, and shield watt is articulated in sensor connector and upper arm
Between connector.
The elastic arm arranges at least two.
A kind of logging instrument, including adjustable shell fragment, from sensor support structure is drawn in, in adjustable shell fragment, oneself draws sensing in
The lower end of the main shaft of device supporting construction is connected with lower contact component, between the upper end of lower contact component and elastic arm mounting joint lower end
Distance not less than elastic arm mount joint stroke；The upper end of sensor connector is connected with outer tube, and circuit system is provided with outer tube
System, the lower end of line system is fixedly mounted on the upper end of main shaft, well-logging probe is connected with line system, and well-logging probe is extended to
The bottom of upper arm.
Compared with prior art, the present invention has the advantages that：
The adjustable shell fragment of the present invention is arranged successively from top to bottom upper arm connection from sensor support structure is drawn in main shaft
Head, adjusting sleeve, spring and elastic arm mounting joint, main shaft is respectively provided with limit at the upper end of the lower end of upper arm connector and adjusting sleeve
The position shaft shoulder, the shaft shoulder is respectively used to the lower end to upper arm connector and the upper end of adjusting sleeve and carries out spacing, elastic arm mounting joint at two
Can slide axially along main shaft with underarm connector, the upper and lower ends of elastic arm are hung respectively with sensor connector and elastic arm mounting joint
Connect, when not working, elastic arm is in free state and arched；
Several elastic arms are evenly arranged with along the circumference of sensor connector, hinged seat are equipped with the top of each elastic arm, often
Individual elastic arm is coplanar to arrange a upper arm and a underarm, and the lower end of upper arm and the upper end of underarm are hinged at hinged seat, upper arm
Upper end be hinged with upper arm connector, lower end and the underarm connector of underarm are hinged；Spring is arranged on underarm connector and elastic arm
Between mounting joint, the two ends of spring are connected respectively with the lower end of underarm connector and the upper end of elastic arm mounting joint, work as needs
During well logging, detection probe is tightly connected through sensor connector and with sensor connector, then the test side of detection probe is pacified
It is mounted on upper arm, due to inner ring of the upper arm in elastic arm, therefore in supporting construction of the invention in moving process, sensing
Device joint is difficult to be damaged with touching, but also can carry multiple and various detection probes, by carrying inspection on each upper arm
Probing head, ensure that the accuracy and precision of testing result in whole detection sectional plane；
When elastic arm is pressurized, along the length length of side of main shaft axial direction, its lower end promotes elastic arm to mount joint to downslide to elastic arm
Dynamic, it opens external diameter and diminishes so that the strong adaptability of the logging instrument of the present invention, can preferably adapt to various hole conditions；
The logging instrument of the present invention adjusts the distance that adjusting sleeve is stretched in underarm connector endoporus by rotating adjusting sleeve
Elastic arm can be adjusted opens external diameter, when elastic arm opens external diameter to be needed to reduce, adjusting sleeve is screwed out from underarm connector certain
Distance, underarm connector is moved down and pulls the arm body of elastic arm to draw in main shaft, thus reduce elastic arm open external diameter, when
The external diameter of elastic arm needs to recover to initially opening external diameter, or reduces open external diameter before, when needing increase later, by adjusting sleeve
Certain distance is screwed in underarm connector；
Therefore the supporting construction of the present invention can carry multiple and various detection probes, it is ensured that the species of measurement data and
Precision, and open external diameter and can arbitrarily adjust in use range, instrument can easily adapt to various wells, and its adaptability is good.
Further, the hinge hole for opening up on hinged seat of the invention is elongated hole, and connecting pin, connecting pin are provided with hinge hole
Axis it is vertical with elastic arm place plane, the lower end of upper arm and the upper end of underarm are hinged by connecting pin, outer in opening for elastic arm
When footpath changes, the chord length corresponding to elastic arm changes, therefore the lower end of upper arm can move up and down in hinge hole, to adapt to
The change of elastic arm chord length so that can synchronously deform in the part of hinged seat both sides on elastic arm, reduce elastic arm epimere and
The internal stress of upper arm so that elastic arm is easily deformed.
Further, the lower end of underarm connector of the invention is extended extension, and extension is in the inner ring of spring,
Extension can be oriented to for spring and prevented spring directly with main shaft friction, prevent damage main shaft；Under underarm connector
End is connected with the sheath for preventing spring from coming off, and sheath ensure that the reliability that spring is connected with underarm connector.
The upper end of the logging instrument lower contact component of the present invention mounts the distance between joint lower end and is not less than elastic arm with elastic arm
The stroke of mounting joint, therefore, it is possible to ensure that elastic arm fully draws in.
【Description of the drawings】
Fig. 1 is the adjustable shell fragment of the present invention from the front view for drawing sensor support structure in；
Fig. 2 is D portions enlarged diagram in Fig. 1；
Fig. 3 is E portions enlarged diagram in Fig. 1；
Fig. 4 is F portions enlarged diagram in Fig. 1；
Fig. 5 is the structural representation of the tool embodiments of the present invention；
Fig. 6 is the top view of Fig. 5；
Fig. 7 is A portions enlarged diagram in Fig. 5；
Fig. 8 is B portions enlarged diagram in Fig. 5；
Fig. 9 is C portions enlarged diagram in Fig. 5；
Figure 10 is the top view after two series connection of logging instrument of two present invention；
Figure 11 is the structural representation of connecting portion when two logging instrument head and the tail are connected；
Figure 12 is the knot of the line system, main shaft and sensor connector figure junction one embodiment on logging instrument of the present invention
Structure schematic diagram.
Wherein, 1- main shafts, 2- upper arm connectors, 3- underarm connectors, 3-1- extensions, 3-2- thread segments, 4- springs, 5-
Elastic arm mounts joint, and 7- elastic arms, 7-1- hinged seats, 8- upper arm, 9- underarms, 10- sensor connectors, 10-1- gas holdups are popped one's head in,
10-2- specific retentions are popped one's head in, 11- line systems, 11-1- positioning keys, 12- outer tubes, 13- lower contact components, 13-1- locating slots, 13-
2- swivel nuts, 14- plugs, 15- helmets, 16- shields watt, 18- connecting pins, 19- adjusting sleeves, 20- sheaths, 22- seals, 23- nuts,
24- sleeve pipes, 25- screws.
【Specific embodiment】
Come that the present invention is further illustrated below in conjunction with the accompanying drawings.
As shown in Figures 1 to 4, adjustable shell fragment of the invention draws sensor support structure, including main shaft 1, underarm in certainly
Connector 3, elastic arm 7, upper arm 8 and underarm 9, main shaft 1 is arranged with successively from top to bottom upper arm connector 2, adjusting sleeve 19, spring 4
Joint 5 is mounted with elastic arm, main shaft 1 is equipped with the spacing shaft shoulder at the upper end of the lower end of upper arm connector 2 and adjusting sleeve 19, two
Place's shaft shoulder is respectively used to the upper end of the lower end to upper arm connector 2 and adjusting sleeve 19 to carry out spacing, and underarm connector 3 is enclosed within adjustment
The outer ring of set 19 is simultaneously threadedly coupled with adjusting sleeve 19, and the upper end of main shaft 1 is arranged with sensor connector 10；
The upper and lower ends of elastic arm 7 are connected respectively with sensor connector 10 and elastic arm mounting joint 5；
Several elastic arms 7 are evenly arranged with along the circumference of sensor connector 10, the top of each elastic arm 7 is equipped with hinged seat
7-1, each elastic arm 7 is coplanar to arrange a upper arm 8 and a underarm 9, and the lower end of upper arm 8 and the upper end of underarm 9 are in hinged seat
It is hinged at 7-1, upper end and the upper arm connector 2 of upper arm 8 are hinged, lower end and the underarm connector 3 of underarm 9 are hinged；
Spring 4 is arranged between underarm connector 3 and elastic arm mounting joint 5, the two ends of spring 4 respectively with underarm connector
3 lower end and the upper end connection of elastic arm mounting joint 5；
When in use, the distance for being screwed in adjusting sleeve 19 by adjusting upper arm connector 3 can just adjust elastic arm 7 and initially open
Over footpath, therefore, it is possible to enable the present invention logging instrument easily adapt to various wells.
As shown in Fig. 1, Fig. 3, Fig. 5, Fig. 6, Fig. 8 and Figure 10, hinge hole is opened up on hinged seat 7-1, hinge hole is elongated hole, cut with scissors
Connect and be provided with hole connecting pin 18, the axis of connecting pin 18 is vertical with the place plane of elastic arm 7, the lower end of upper arm 8 and the upper end of underarm 9
It is hinged by connecting pin.
As shown in Fig. 1, Fig. 4, Fig. 5 and Fig. 9, the lower end extension of underarm connector 3 is provided with extension 13-1, extension 13-1
In the inner ring of spring 4, the upper end of extension 13-1 is provided with the thread segment 3-2 coordinated with the inner ring of spring 4, and the upper end of spring 4
Be threadedly coupled with thread segment 3-2, the lower end of underarm connector 3 is connected with the sheath 20 for preventing spring from coming off, sheath 20 with
Diameter of the distance between the thread segment 3-2 highest points more than spring steel wire.
As shown in Fig. 5, Fig. 7 and Figure 12, it is located by connecting between sensor connector 10, upper arm connector 2 and main shaft 1, specifically
For：Positioning key is arranged in the intersection of sensor connector 10, upper arm connector 2 and main shaft 1 to position three, in main shaft 1
The threaded upper ends attaching nut 23 of upper sensor connector 10, the inner chamber lower end of line system 11 is connected with sleeve pipe by screw 25
24, and the upper end of main shaft 1 is enclosed within by sleeve pipe 24, between upper end and nut 23 of the sleeve pipe 24 in sensor connector 10, pass through
Clamp nut 23, is fastenedly connected line system 11, main shaft 1, sensor connector 10 and upper arm connector 2, meanwhile, sensor connects
It is located by connecting between 10, upper arm connector 2 and main shaft 1, can makes between main shaft 1 and upper arm connector 2 as rotation stop connection,
Upper arm jointing 2 and main shaft synchronous axial system during main axis.
As depicted in figs. 1 and 2, sensor connector 10 is threadedly coupled with main shaft 1, and the lower end of sensor connector 10 with it is upper
The upper end of arm connector 2 offsets.
As shown in Figure 1, Figure 2, shown in Fig. 5 and Fig. 7, sensor connector 10 is cased with shield watt 16, shield with the intersection of upper arm connector 2
Watts 16 are articulated between sensor connector 10 and upper arm connector 2, and the upper end of all elastic arms 7 is in protecting in watts 16 inner chamber,
And the upper end of elastic arm 7 is limited in into shield watt between 16 and sensor connector 10, the upper end for being prevented from elastic arm 7 connects from sensor
Come off in 10 hanging hole.
As depicted in figs. 1 and 2, five elastic arms 7 are connected in sensor connector 10, five elastic arms 7 are along sensor connector 10
Circumferentially it is uniformly arranged, 2 elastic arms 7 can be at least connected in sensor connector 10.
As shown in Figures 1 to 12, logging instrument of the invention includes adjustable shell fragment from drawing sensor support structure in, can
Mode shell fragment is connected with lower contact component 13 from the lower end of the main shaft 1 for drawing sensor support structure in, lower contact component 13 it is upper
End mounts the stroke that the distance between lower end of joint 5 mounts joint 5 not less than elastic arm with elastic arm；The upper end of sensor connector 10 connects
It is connected in outer tube 12, outer tube 12 and is provided with line system 11, the lower end of line system 11 is fixedly mounted on the upper end of main shaft 1, line
Well-logging probe is connected with road system 11, well-logging probe extends to the bottom of upper arm 8.
When being measured using single logging instrument, can be between sensor connector 10, upper arm connector 2 and main shaft 1
It is located by connecting (as shown in Fig. 5, Fig. 7 and Figure 12)；
Or can be that sensor connector 10 is threadedly coupled (as depicted in figs. 1 and 2) with main shaft 1, and sensor connector 10
Lower end offset with the upper end of upper arm connector 2, the lower end of line system 11 is fixedly mounted on the upper end of main shaft 1.
As shown in Fig. 6 to Figure 10, the sensor of well logging is connected with line system 11, when implementing, line system 11 can
To connect gas holdup probe 10-1 and specific retention probe 10-2, gas holdup probe 10-1 and specific retention probe 10-2 through sensing
Device joint 10, and the test side of gas holdup probe 10-1 and specific retention probe 10-2 extends to the bottom of upper arm 8, in each upper arm 8
It is upper that 10-1 and specific retention probe 10-2 of a gas holdup probe is set；Gas holdup pop one's head in 10-1 and specific retention probe 10-2 with
The connecting portion of sensor connector 10 is tightly connected by seal 22.
As shown in Fig. 5, Fig. 7, Fig. 9, Figure 11 and 12, positioning key 11-1 is set and along lower contact group in the upper end of line system 11
The lower end surface of part 13 inwardly opens up the locating slot 13-1 being adapted with positioning key 11, sensor connector 10, upper arm connector 2 and master
It is located by connecting between axle 1；It is fixed after there is the logging instrument that adjustable shell fragment draws sensor support structure in certainly to join end to end when two
Realizes being located by connecting in the key insertion locating slot of position, by positioning key and the pre-designed angle of locating slot, can make two can
Mode shell fragment is uniformly in staggered distribution from the elastic arm 7 on sensor support structure is drawn in.
As shown in Fig. 5, Fig. 7, Fig. 9 and Figure 11, the upper end of outer tube 12 is provided with plug 14 and is threadedly coupled with plug 14, under connect
The lower end of head assembly 13 is threaded with helmet 15, and the upper end of outer tube 12 can be threadedly coupled with the lower end of lower contact component 13；
The upper end of outer tube 12 arranges internal thread, and lower contact component 13 is provided with the spiral shell that relative main 1 can be rotated but can not moved axially
Set 13-2, swivel nut 13-2 have external screw thread；
When two adjustable shell fragments draw sensor support structure head and the tail connection in certainly, by the adjustable shell fragment for being in top certainly
The helmet 15 drawn on sensor support structure lower contact component 13 is unloaded, and draws the adjustable shell fragment for being in bottom in sensing certainly
The plug 14 of the upper end of device supporting construction outer tube 12 is unloaded, then by the adjustable shell fragment on top under gathering sensor support structure
The adjustable shell fragment of the lower end insertion bottom of adapter assembly 13 is drawn in the inner chamber of the upper end of sensor support structure outer tube 12 certainly, and
Make the adjustable shell fragment on top that the adjustable shell fragment of bottom is accurately enclosed within from the locating slot 13-1 for drawing sensor support structure in
From on the positioning key 11-1 for drawing the upper end of sensor support structure line system 11 in, the adjustable shell fragment on top draws sensor in certainly
The lower end of supporting construction lower contact component 13 is with the adjustable shell fragment of bottom from the upper end of gathering sensor support structure outer tube 12
Pass through seal ring seal between inner chamber；
Then swivel nut 13- is made from the swivel nut 13-2 for drawing sensor support structure in by rotating the adjustable shell fragment on top
2 are threadedly coupled with the adjustable shell fragment of bottom from sensor support structure outer tube 12 is drawn in, until tighten swivel nut 13-2 completing
Two adjustable shell fragments connect from sensor support structure head and the tail are drawn in；When needing multiple adjustable shell fragments, oneself draws sensing in
When the connection of device supporting construction is used, it is sequentially connected according to aforementioned process.
As shown in Fig. 5 to Fig. 8 and Figure 10, lower end and the upper end of sensor connector 10 of outer tube 12 are tightly connected.
In sum, adjustable shell fragment of the invention supports probe from sensor support structure is drawn in using hard leg, plug-in
Elastic arm structure, can connect multiple and various probes in sensor connector 10, when such as detecting the gas holdup and specific retention of well,
Multiple specific retention probes and multiple gas holdups probe can be connected in sensor connector 10, and multiple specific retentions are popped one's head in and held
Gas rate probe is separately mounted to the both sides of multiple supporting legs, and multiple supporting legs are array distributions in the cross section of pit shaft, each spy
Head measures respectively its surrounding liquid characteristic.
Advantages of the present invention is as follows：
Due to without motor control, instrument low cost, safeguarding simple；
Can arbitrarily adjust in use range because elastic arm opens external diameter, instrument can easily adapt to various wells；
Due to using plug-in elastic arm structure, surveying lower survey, and the strong adaptability of instrument on instrument, can preferably adapt to each
Plant hole condition；
Can Single cell fusion various probes gas holdup probe and specific retention are installed simultaneously measuring various and multiple data, such as
Probe, using an instrument fluid properties in well are can determine that；
Can two or more than two be serially connected, instrument probe doubles after series connection, and appoint and so keep array distribution can
Increase the certainty of measurement of instrument.
Claims (9)
1. a kind of adjustable shell fragment draws sensor support structure in certainly, it is characterised in that including main shaft (1), underarm connector
(3), elastic arm (7), upper arm (8) and underarm (9), main shaft (1) is arranged with successively from top to bottom upper arm connector (2), adjusting sleeve
(19), spring (4) and elastic arm mounting joint (5), main shaft (1) is upper the lower end of upper arm connector (2) and adjusting sleeve (19)
The spacing shaft shoulder is equipped with end, the shaft shoulder is respectively used to the lower end to upper arm connector (2) and the upper end of adjusting sleeve (19) and enters at two
Row is spacing, and underarm connector (3) is enclosed within the outer ring of adjusting sleeve (19) and is threadedly coupled with adjusting sleeve (19), the upper end of main shaft (1)
It is socketed with sensor connector (10)；
The upper and lower ends of elastic arm (7) are mounted respectively with sensor connector (10) and elastic arm mounting joint (5)；
Several elastic arms (7) are evenly arranged with along the circumference of sensor connector (10), are equipped with the top of each elastic arm (7) and are hinged
Seat (7-1), each elastic arm (7) is coplanar to arrange a upper arm (8) and a underarm (9), the lower end of upper arm (8) and underarm (9)
Upper end be hinged at hinged seat (7-1) place, upper end and the upper arm connector (2) of upper arm (8) are hinged, and the lower end of underarm (9) is with
Arm connector (3) is hinged；
Spring (4) is arranged between underarm connector (3) and elastic arm mounting joint (5), and the two ends of spring (4) connect respectively with underarm
The upper end connection of the lower end of joint (3) and elastic arm mounting joint (5).
2. a kind of adjustable shell fragment according to claim 1 draws sensor support structure in certainly, it is characterised in that the hinge
Hinge hole is opened up on joint chair (7-1), hinge hole is elongated hole, is provided with connecting pin (18) in hinge hole, the axis of connecting pin (18) with
Elastic arm (7) place plane is vertical, and the lower end of upper arm (8) and the upper end of underarm (9) are hinged by connecting pin.
3. a kind of adjustable shell fragment according to claim 1 draws sensor support structure in certainly, it is characterised in that under described
The lower end extension of arm connector (3) is provided with extension (13-1), the inner ring of extension (13-1) in spring (4), extension
(13-1) upper end is provided with the thread segment (3-2) coordinated with spring (4) inner ring, and the upper end of spring (4) and thread segment (3-2) spiral shell
Line connects, and the lower end of underarm connector (3) is connected with the sheath (20) for preventing spring from coming off.
4. a kind of adjustable shell fragment according to claim 1 draws sensor support structure in certainly, it is characterised in that the biography
It is located by connecting between sensor joint (10), upper arm connector (2) and main shaft (1).
5. a kind of adjustable shell fragment according to claim 4 draws sensor support structure in certainly, it is characterised in that the biography
Positioned by key between sensor joint (10), upper arm connector (2) and main shaft (1), the sensor connector (10) on main shaft (1)
Threaded upper ends attaching nut, is fastened on sensor connector (10), upper arm connector (2) and main shaft (1) by nut.
6. a kind of adjustable shell fragment according to claim 1 draws sensor support structure in certainly, it is characterised in that the biography
Sensor joint (10) is threadedly coupled with main shaft (1), and the upper end phase of the lower end of sensor connector (10) and upper arm connector (2)
Support.
7. a kind of adjustable shell fragment according to claim 1 draws sensor support structure in certainly, it is characterised in that the biography
Sensor joint (10) is cased with protecting watt (16) with the intersection of upper arm connector (2), and shield watt (16) is articulated in sensor connector (10)
And upper arm connector (2) between.
8. a kind of adjustable shell fragment according to claim 1 draws sensor support structure in certainly, it is characterised in that the bullet
Arm (7) arranges at least two.
9. a kind of adjustable shell fragment based on described in claim 1-8 any one is from the well logging for drawing sensor support structure in
Instrument, it is characterised in that including adjustable shell fragment from sensor support structure is drawn in, sensor support is drawn in certainly in adjustable shell fragment
The lower end of the main shaft (1) of structure is connected with lower contact component (13), upper end and elastic arm mounting joint (5) of lower contact component (13)
The distance between lower end mounts the stroke of joint (5) not less than elastic arm；The upper end of sensor connector (10) is connected with outer tube (12),
Line system (11) is provided with outer tube (12), the lower end of line system (11) is fixedly mounted on the upper end of main shaft (1), circuit system
Well-logging probe is connected with system (11), well-logging probe extends to the bottom of upper arm (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185039.0A CN106640041A (en) | 2016-12-20 | 2016-12-20 | Adjustable elastic piece self-folding sensor support structure and logger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185039.0A CN106640041A (en) | 2016-12-20 | 2016-12-20 | Adjustable elastic piece self-folding sensor support structure and logger |
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| Publication Number | Publication Date |
|---|---|
| CN106640041A true CN106640041A (en) | 2017-05-10 |
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ID=58833621
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611185039.0A Pending CN106640041A (en) | 2016-12-20 | 2016-12-20 | Adjustable elastic piece self-folding sensor support structure and logger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725026A (en) * | 2017-09-18 | 2018-02-23 | 山东科技大学 | A kind of ground geologic body testing borehole deformation device and its method of testing |
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Application publication date: 20170510 |