CN207776813U - A kind of well logging device and its tail end righting assembly - Google Patents
A kind of well logging device and its tail end righting assembly Download PDFInfo
- Publication number
- CN207776813U CN207776813U CN201721598211.5U CN201721598211U CN207776813U CN 207776813 U CN207776813 U CN 207776813U CN 201721598211 U CN201721598211 U CN 201721598211U CN 207776813 U CN207776813 U CN 207776813U
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- CN
- China
- Prior art keywords
- centralizer
- telescopic rod
- tail end
- righting assembly
- bar
- 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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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model provides a kind of well logging device and its tail end righting assembly, the tail end righting assembly includes centralizer (2) and tail bone cylinder (3), it is provided with the first telescopic rod (23) in centralizer (2), the end set of the motion bar of first telescopic rod (23) has and axially vertical mounting plate (25), fold bar and the second telescopic rod are provided on mounting plate (25), it includes the active segment and fixed section being hinged to turn down bar, fixed section is fixedly connected with mounting plate (25), one end of active segment and the second telescopic rod is hinged, the other end of second telescopic rod is fixedly connected with mounting plate (25)；Tail bone cylinder (3) is internally provided with annular slab (31), and the through-hole at the middle part of annular slab (31) is used for the active segment across fold bar.Tail end righting assembly provided by the utility model can effectively prevent tail bone to be detached with centralizer, to avoid impacting to testing result, well logging device be made to obtain preferable using effect.
Description
Technical field
The utility model is related to logging while drilling technology fields, more particularly to a kind of well logging device and its tail end righting
Assembly.
Background technology
Oil well logging field adjusts bit course in time using the drilling parameter and formation parameter measured, is allowed to along mesh
Layer direction drilling, and well logging obtain formation parameter closest to the reset condition on stratum, be more advantageous to intricately
The oil-containing of layer, gas evaluation.
The signal transmission form of well logging be divided into it is wired with wireless two kinds, wire transmission includes：Cable transmission, extraordinary brill
Bar transmits and optical fiber transmits etc., and wireless transmission includes：Mud-pulse, electromagnetic wave, sound wave etc..
Mud-pulse can be used for deep-well and have lower development cost so that mud-pulse becomes widely used at present
Transmission mode.However, the orientation inserting tube of existing impulse generator, after being fixedly connected with tail bone, tail bone is impacted by mud to be held
It is easily detached with centralizer, and is not easy to replace, and then testing result is impacted, using effect is poor.Therefore, how to carry
Become this field to improve the using effect of well logging device for a kind of more firm tail end righting assembly and urgently solve
Certainly the technical issues of.
Utility model content
In view of this, the utility model provides a kind of well logging device and its tail end righting assembly, the tail end righting
Assembly can effectively prevent tail bone to be detached with centralizer, to avoid impacting to testing result, well logging be made to fill
It sets and obtains preferable using effect.
In order to achieve the above object, the utility model provides the following technical solutions：
A kind of tail end righting assembly of well logging device, including：
The centralizer of tubular, the centralizer are internally provided with the first telescopic rod, the fixed link of first telescopic rod
It is fixedly connected with the centralizer, the motion bar of first telescopic rod is movable along the axial direction of the centralizer, and the activity
The end set of bar have with axially vertical mounting plate, the other side of relatively described first telescopic rod of the mounting plate, which is provided with, to be turned over
Pole and the second telescopic rod, the fold bar include the active segment and fixed section being hinged, the fixed section and the installation
Plate is fixedly connected, and one end of the active segment and second telescopic rod is hinged, the other end of second telescopic rod with it is described
Mounting plate is fixedly connected；
The tail bone cylinder being threadedly coupled with the centralizer, the tail bone cylinder are internally provided with annular slab, the annular slab
Middle part through-hole be used for across it is described fold bar active segment.
Preferably, in above-mentioned tail end righting assembly, the centralizer is internally provided with fixed plate, and described first is flexible
The fixed link of bar is fixedly connected with the fixed plate, and the one end of the fixed link far from the fixed plate is threaded through in cuff, institute
Cuff is stated to be fixedly connected with the inner wall of the centralizer by supporting rod.
Preferably, in above-mentioned tail end righting assembly, the described one end of tail bone cylinder far from the centralizer is arcuate structure.
Preferably, in above-mentioned tail end righting assembly, the outer surface of the centralizer is provided with multiple wing plates, the wing plate
Along the axially extending of the centralizer, and multiple wing plates are uniformly distributed around the axis of the centralizer.
Preferably, in above-mentioned tail end righting assembly, the cross section of the wing plate is with the trapezoidal of circular arc waist, the circular arc
Middle part indent of the waist to the wing plate.
Preferably, in above-mentioned tail end righting assembly, the quantity of the wing plate is 4~6.
Preferably, in above-mentioned tail end righting assembly, the quantity of the fold bar is two, and two fold bars
The fold direction of active segment is on the contrary, the quantity of second telescopic rod is two, described in two second telescopic rods and two
The active segment of fold bar connects one to one.
Preferably, in above-mentioned tail end righting assembly, the fixed section of second telescopic rod and the corresponding fold bar
Between be fixedly connected by the first reinforcing bar.
Preferably, in above-mentioned tail end righting assembly, pass through the second reinforcing bar between the fixed section of two fold bars
It is fixedly connected.
A kind of well logging device, including tail end righting assembly, the tail end righting assembly are such as above-mentioned any one institute
Disclosed tail end righting assembly.
According to above-mentioned technical proposal it is found that the tail end righting assembly provided by the utility model for well logging device
In, centralizer is internally provided with the first telescopic rod, and the motion bar of the first telescopic rod is along the axial movable of centralizer, in motion bar
End set has mounting plate, and fold bar and the second telescopic rod are provided on mounting plate, the tail bone cylinder being threadedly coupled with centralizer
It is internally provided with annular slab.After tail bone cylinder is threadedly coupled with centralizer, mounting plate is pushed by the first telescopic rod stretching, extension, motion bar
In tail bone cylinder, fold bar is set to pass through the through-hole of annular slab, and mounting plate is made to be contacted with annular slab, then the second telescopic rod is shunk,
The active segment of fold bar is set to be relatively fixed section fold, after fold, active segment is contacted with annular slab, and final mounting plate and fold bar will
Annular slab further fixes, and tail bone cylinder is made to be connect with centralizer more firm, is effectively prevented tail bone cylinder and occurs with centralizer
Separation makes well logging device obtain preferable using effect to avoid impacting to testing result.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of signal for tail end righting assembly for well logging device that the utility model embodiment one provides
Figure；
Fig. 2 is the enlarged drawing of the parts I in Fig. 1；
Fig. 3 is the A direction views of part 31 in Fig. 1；
Fig. 4 is the schematic diagram of B-B sections in Fig. 1.
In figure label for：
1, inserting tube；2, centralizer；21, wing plate；22, fixed plate；23, the first telescopic rod；24, cuff；241, supporting rod；
25, mounting plate；251, the second telescopic rod；252, link block；253, the first reinforcing bar；254, the second reinforcing bar；261, fixed section；
262, active segment；3, tail bone cylinder；31, annular slab.
Specific implementation mode
In order to make it easy to understand, the utility model will be further described below in conjunction with the accompanying drawings.
Embodiment one
It is a kind of tail end for well logging device that the utility model embodiment one provides referring to Fig. 1~Fig. 4, Fig. 1
The schematic diagram of righting assembly；Fig. 2 is the A direction views of part 31 in Fig. 1；Fig. 3 is the schematic diagram of B-B sections in Fig. 1；Fig. 4 is in Fig. 1
The enlarged drawing of the parts I.
The tail end righting assembly for well logging device that the utility model embodiment one provides includes the righting of tubular
Device 2 and the tail bone cylinder 3 being threadedly coupled with centralizer 2, wherein centralizer 2 is internally provided with the first telescopic rod 23, and first is flexible
The fixed link of bar 23 is fixedly connected with centralizer 2, and the motion bar of the first telescopic rod 23 is movable along the axial direction of centralizer 2, and activity
The end set of bar has is provided with fold with axially vertical mounting plate 25, mounting plate 25 with respect to the other side of the first telescopic rod 23
Bar and the second telescopic rod 251, fold bar includes the active segment 262 being hinged and fixed section 261, fixed section 261 and mounting plate
25 are fixedly connected, and one end of active segment 262 and the second telescopic rod 251 is hinged, the other end and the mounting plate 25 of the second telescopic rod 251
It is fixedly connected；
Tail bone cylinder 3 is internally provided with annular slab 31, the through-hole at the middle part of annular slab 31 it is (unmarked in figure) for across
Turn down the active segment 262 of bar.
As depicted in figs. 1 and 2, one end of centralizer 2 is fixedly connected with inserting tube 1, and the other end is threadedly coupled with tail bone cylinder 3,
When carrying out oil measurement, after tail bone cylinder 3 is connect with centralizer 2, the stretching, extension of the first telescopic rod 23, the motion bar of the first telescopic rod 23
Mounting plate 25 is pushed into tail bone cylinder 3, so that the active segment 262 of fold bar is passed through the through-hole of annular slab 31, while making mounting plate
25 contact with annular slab 31, and then the second telescopic rod 251 is shunk, and the active segment 262 of fold bar is made to be relatively fixed the fold of section 261,
After fold, active segment 262 is contacted with annular slab 31, and final mounting plate 25 and fold bar further fix annular slab 31, make tail
Vertebra cylinder 3 connect more firm with centralizer 2, is effectively prevented tail bone cylinder 3 and is detached with centralizer 2, to avoid to inspection
It surveys result to impact, well logging device is made to obtain preferable using effect.
In order to which the second telescopic rod 251 can drive the active segment 262 of fold bar to turn down, in embodiment one, the second telescopic rod
251 are articulated and connected with active segment 262 by link block 252, as shown in Figure 2.
In order to which the first telescopic rod 23 to be firmly mounted in centralizer 2, in embodiment one, set in the inside of centralizer 2
Fixed plate 22 is set, as shown in Figure 1, the fixed link of the first telescopic rod 23 is fixedly connected with fixed plate 22, fixed link is far from fixed
One end of plate 22 is threaded through in cuff 24, and cuff 24 is fixedly connected by supporting rod 241 with the inner wall of centralizer 2.
In order to which resistance can be reduced when walking in mud, camber can be done in the one end of tail bone cylinder 3 far from centralizer 2
Structure, as shown in Figure 1.
Through-hole is generally made circle by the annular slab 31 in tail bone cylinder 3, as shown in figure 3, it is of course also possible to through-hole is made
Other shapes, such as rectangular, regular hexagon etc..
Referring to Fig. 1 and Fig. 4, the outer surface of centralizer 2 is provided with multiple wing plates 21, and wing plate 21 is prolonged along the axial direction of centralizer 2
It stretches, and multiple wing plates 21 are uniformly distributed around the axis of centralizer 2, mud can be shunted by multiple wing plates 21, reduced
Impact of the mud to centralizer 2 makes the service life of centralizer 2 extend.
In embodiment one, the cross section of wing plate 21 is with the trapezoidal of circular arc waist, middle part indent of the circular arc waist to wing plate 21.
In specific practical application, the quantity of wing plate 21 can be 4~6.
Embodiment two
The quantity of fold bar can be set as needed, as shown in figure 4, in embodiment one, the quantity for turning down bar is two,
And the fold direction of the active segment 262 of two fold bars, on the contrary, the quantity of the second telescopic rod 251 is two, two second flexible
Bar 251 and the active segment 262 of two fold bars connect one to one.
Embodiment two is differed only in embodiment one, and the quantity of the quantity difference and the second telescopic rod that turn down bar is not
Together, in embodiment two, the quantity for turning down bar is three, and is uniformly distributed with hexagonal angle, i.e., the fixed section 261 of three fold bars with
The tie point of mounting plate 25 surrounds equilateral triangle, and the active segment 262 of three fold bars is with respect to fixed section 261 towards away from equilateral
The direction at the center of triangle turns down.
It, can be by the second telescopic rod 251 and corresponding fold bar in order to improve structural strength in the above various embodiments
Fixed section 261 is fixedly connected by the first reinforcing bar 253, as shown in Figure 2.In addition, bar can also be used between adjacent fold bar
Part is reinforced, and in embodiment one, is fixedly connected by the second reinforcing bar 254 between the fixed section 261 of two fold bars.
The utility model also provides a kind of well logging device, which includes tail disclosed in above-described embodiment
Hold righting assembly.Since tail end righting assembly disclosed in above-described embodiment has above-mentioned technique effect, there is the tail end to help
The well logging device of positive assembly equally has above-mentioned technique effect, and repeats no more herein.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type.A variety of modifications of embodiment will be apparent to those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present utility model.Therefore, originally
Utility model is not intended to be limited to embodiment illustrated herein, and is to fit to and the principles and novel features disclosed herein
Consistent widest range.
Claims (10)
1. a kind of tail end righting assembly of well logging device, which is characterized in that including：
The centralizer (2) of tubular, the centralizer (2) are internally provided with the first telescopic rod (23), first telescopic rod
(23) fixed link is fixedly connected with the centralizer (2), and the motion bar of first telescopic rod (23) is along the centralizer (2)
Axial activity, and the end set of the motion bar have with axially vertical mounting plate (25), the mounting plate (25) is opposite
The other side of first telescopic rod (23) is provided with fold bar and the second telescopic rod (251), and the fold bar includes mutually cutting with scissors
The active segment (262) and fixed section (261) connect, the fixed section (261) are fixedly connected with the mounting plate (25), the activity
Section (262) and one end of second telescopic rod (251) are hinged, the other end and the installation of second telescopic rod (251)
Plate (25) is fixedly connected；
The tail bone cylinder (3) being threadedly coupled with the centralizer (2), the tail bone cylinder (3) are internally provided with annular slab (31), institute
The through-hole for stating the middle part of annular slab (31) is used for the active segment (262) across the fold bar.
2. tail end righting assembly according to claim 1, which is characterized in that being internally provided with for the centralizer (2) is solid
The fixed link of fixed board (22), first telescopic rod (23) is fixedly connected with the fixed plate (22), and the fixed link is far from institute
The one end for stating fixed plate (22) is threaded through in cuff (24), and the cuff (24) passes through supporting rod (241) and the centralizer (2)
Inner wall be fixedly connected.
3. tail end righting assembly according to claim 1, which is characterized in that the tail bone cylinder (3) is far from the centralizer
(2) one end is arcuate structure.
4. tail end righting assembly according to claim 1, which is characterized in that the outer surface of the centralizer (2) is provided with
Multiple wing plates (21), the wing plate (21) is along the axially extending of the centralizer (2), and multiple wing plates (21) are helped around described
The axis of positive device (2) is uniformly distributed.
5. tail end righting assembly according to claim 4, which is characterized in that the cross section of the wing plate (21) is band circular arc
Trapezoidal, middle part indent of the circular arc waist to the wing plate (21) of waist.
6. tail end righting assembly according to claim 5, which is characterized in that the quantity of the wing plate (21) is 4~6
It is a.
7. the tail end righting assembly according to any one of claim 1~6, which is characterized in that the number of the fold bar
Amount be two, and two it is described fold bar active segment (262) fold direction on the contrary, second telescopic rod (251) number
Amount is two, and two second telescopic rods (251) and the active segment (262) of two fold bars connect one to one.
8. tail end righting assembly according to claim 7, which is characterized in that second telescopic rod (251) with it is corresponding
It is fixedly connected by the first reinforcing bar (253) between the fixed section (261) of the fold bar.
9. tail end righting assembly according to claim 8, which is characterized in that the fixed section (261) of two fold bars
Between be fixedly connected by the second reinforcing bar (254).
10. a kind of well logging device, including tail end righting assembly, which is characterized in that the tail end righting assembly is such as right
It is required that the tail end righting assembly described in any one of 1~9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598211.5U CN207776813U (en) | 2017-11-24 | 2017-11-24 | A kind of well logging device and its tail end righting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598211.5U CN207776813U (en) | 2017-11-24 | 2017-11-24 | A kind of well logging device and its tail end righting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207776813U true CN207776813U (en) | 2018-08-28 |
Family
ID=63233887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721598211.5U Expired - Fee Related CN207776813U (en) | 2017-11-24 | 2017-11-24 | A kind of well logging device and its tail end righting assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207776813U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234223A (en) * | 2022-08-22 | 2022-10-25 | 东营诺瑞克电池有限公司 | Telescopic rod capable of wirelessly transmitting signals and achieving rapid stepless distance adjustment and dynamic locking |
-
2017
- 2017-11-24 CN CN201721598211.5U patent/CN207776813U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234223A (en) * | 2022-08-22 | 2022-10-25 | 东营诺瑞克电池有限公司 | Telescopic rod capable of wirelessly transmitting signals and achieving rapid stepless distance adjustment and dynamic locking |
| CN115234223B (en) * | 2022-08-22 | 2023-07-14 | 东营诺瑞克电池有限公司 | Telescopic rod capable of wirelessly transmitting signals and rapidly stepless distance adjustment and dynamic locking |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20181124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |