CN106371152A - Aiding device for arranging probe in variable cross-section borehole - Google Patents
Aiding device for arranging probe in variable cross-section borehole Download PDFInfo
- Publication number
- CN106371152A CN106371152A CN201610861041.9A CN201610861041A CN106371152A CN 106371152 A CN106371152 A CN 106371152A CN 201610861041 A CN201610861041 A CN 201610861041A CN 106371152 A CN106371152 A CN 106371152A
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- probe
- guide groove
- boring
- basin shape
- test
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- 239000000523 sample Substances 0.000 title claims abstract description 64
- 238000012360 testing method Methods 0.000 claims abstract description 25
- 238000005553 drilling Methods 0.000 claims description 38
- 239000000725 suspension Substances 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 208000031481 Pathologic Constriction Diseases 0.000 claims 1
- 210000001215 vagina Anatomy 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 238000011065 in-situ storage Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 5
- 230000008602 contraction Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011835 investigation Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00
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- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Earth Drilling (AREA)
Abstract
The present invention discloses an aiding device for arranging a probe in a variable cross-section borehole and belongs to the engineering survey in-situ testing technique field. The device is structured as the following manners: a drill pipe (6) and a probe (2) are connected with each other through a screw thread (2.1) from top to bottom along the central axes of a test hole (7) and a borehole (8) so as to form a test structure, the central axes of the test hole (7) and the borehole (8) being overlapped; the upper part of the drill pipe (6) is provided with a lock catch (4) and a hanging ring (5); the hanging ring (5), hanging ropes (3) and a basin-shaped guide groove (1) are connected with one another sequentially from top to bottom through hanging buckles (5.1) and pulling buckles (1.2) so as to form a guide structure; and one end of the probe (2) passes through a guide hole (1.1) of the basin-shaped guide groove (1) so as to be aligned with the test hole (7). With the aiding device adopted, the accurate arrangement of the probe in the variable cross-section borehole can be aided, and the probe can be arranged at an expected test depth; and disturbance on the borehole and the test hole can be avoided, and the integrity of the test hole can be ensured; and requirements of the arrangement of probes in boreholes and test holes of various kinds of diameters can be satisfied.
Description
Technical field
The present invention relates to the in-situ testing technique in engineering investigation, in more particularly, to a kind of boring in variable cross-section, place probe
Auxiliary device.
Background technology
In engineering investigation, need to be with drilling technology to stratum prospecting by boring.Obtain stratum by way of rig creeps into
Boring, carries out in-situ test and geophysical log etc. in the borehole, obtains the formation information in drilling depth, be engineering construction
There is provided reference with development of resources.At present, domestic and international geological drilling technology tends to ripe, and drilling equipment is fairly perfect, can be many
Plant and under geological conditions, carry out in the hole test job.
When carrying out in-situ test in the boring in single aperture, available drilling rod or hawser will be popped one's head in from orifice position decentralization
To in the hole designated depth.But, in comprehensive logging and in-situ test, the diameter of different probes is different with occupation mode, therefore needs
To meet test request by way of variable cross-section is holed, that is, in the survey of the drilled small-bore of foot of hole undergauge placed in the middle of major diameter
Prospect hole.With the increase of MTD, variable cross-section boring is placed drill bit to testing in the hole and there is certain difficulty, when be commonly encountered
Probe can not smoothly put into test in the hole, and causes instrument connection the hole phenomenon that collapses.
Content of the invention
The purpose of the present invention is that present in solution prior art can not accurately place probe in variable cross-section boring
Problem, the auxiliary device placing probe in a kind of boring in variable cross-section is provided.
The object of the present invention is achieved like this:
In a device, the two ends of 4 isometric lifting ropes are separately fixed at the pulling buckle of basin shape guide groove and withholding, by this kind of of suspension ring
Basin shape guide groove is fitted together by mode with suspension ring；Probe be fixed on drilling rod bottom, and make probe according to this pass through suspension ring, lock and
The bottom guide hole of basin shape guide groove, probe exposes guide hole certain length, can make the swing in the horizontal plane of guide hole constraint probe；To bore
Bar is placed together with probe is vertical, adjusts rings height, makes lifting rope be in exceptionally straight state after hanging basin shape guide groove, lock is moved extremely
Below suspension ring, and lock is fixed at this height of drilling rod.
Probe is transferred from orifice position together with auxiliary device, according to the depth size of instrument connection, passes through adjunction in decentralization
The mode of drilling rod meets MTD and requires.The external diameter of basin shape guide groove is slightly less than the internal diameter of upper bore, bottom guide hole pair in addition
Probe end has effect of contraction, can ensure that probe is constantly in drill center in probe decentralization.
When this device reaches at boring and the variable cross-section of instrument connection, basin shape guide groove stops moving down, and probe and drilling rod are to moving down
Dynamic, probe stretches into test in the hole.Lifting rope is changed into lax from tensioned state, latches support suspension ring along drilling rod together slide downward,
Latch in and stop when reaching the guide hole position of basin shape guide groove moving down.Meanwhile, probe stopping moves down, and is in the specific bit of instrument connection
Put.
First, place the auxiliary device (abbreviation device) of probe in a kind of boring in variable cross-section
This device includes target: instrument connection and boring；
It is provided with basin shape guide groove, probe, lifting rope, lock, suspension ring and drilling rod；
Its position and annexation are:
The instrument connection overlapping along the two and the central axis of boring, from top to bottom, drilling rod and probe are threaded connection composition one
Test structure；
The top of drilling rod is provided with lock and suspension ring, from top to bottom, suspension ring, lifting rope and basin shape guide groove pass through to withhold and draw respectively
Button connects composition one guiding structural according to this, and the termination of probe passes through the guide hole of basin shape guide groove just to instrument connection.
2nd, using method:
The using method of this device comprises the following steps:
1. assemble
The two ends of 4 isometric lifting ropes are separately fixed at the pulling buckle of basin shape guide groove and withholding of suspension ring, by basin shape guide groove and suspension ring
Fit together；Probe is fixed on drilling rod bottom, and makes probe pass through the bottom guide hole of suspension ring, lock and basin shape guide groove according to this,
Probe exposes guide hole certain length, can make the swing in the horizontal plane of guide hole constraint probe；Drilling rod is vertically placed together with probe,
Adjustment rings height, makes lifting rope be in exceptionally straight state after hanging basin shape guide groove, will be mobile for lock to suspension ring and lock is solid
It is scheduled at this height of drilling rod；
2. transfer
Probe is transferred from orifice position together with auxiliary device, according to the depth size of instrument connection, passes through adjunction drilling rod in decentralization
Mode meet MTD and require；The external diameter of basin shape guide groove is slightly less than the internal diameter of upper bore, and bottom guide hole is to probe in addition
End has effect of contraction, can ensure that probe is constantly in drill center in probe decentralization；
3. fix
When device reaches at boring and the variable cross-section of instrument connection, basin shape guide groove stops moving down, and probe is moved down with drilling rod, probe
Stretch into test in the hole；Lifting rope is changed into lax from tensioned state, and lock support suspension ring, along drilling rod together slide downward, latch in
Stop moving down during the guide hole position reaching basin shape guide groove.Meanwhile, probe stopping moves down, and is in the specified location of instrument connection.
The present invention has following advantages and a good effect:
1. this device assembles and easy to use, can accurately solve the problems, such as to place probe in variable cross-section is holed；
2. basin shape guide groove using upper and lower two conical surfaces change slope design so that basin shape guide groove bottom with boring variable cross-section gently connect
Touch, basin shape guide groove can be reduced to the disturbance of variable cross-section Rock And Soil it is ensured that the integrity of instrument connection；
3. pop one's head in decentralization, the guide hole of basin shape guide groove bottom can operative constraint probe move in the horizontal direction it is ensured that locating always
In boring middle position；
4. lifting rope has pliability, and at the out-of-flatness of borehole wall local, the state that lifting rope can adjust basin shape guide groove makes entirely
Device passes through；
5., when device is transferred in boring, lock constrains suspension ring displacement straight down it is ensured that lifting rope is in exceptionally straight state,
Basin shape guide groove is connected by four isometric lifting ropes with suspension ring it is ensured that basin shape guide groove horizontality always；
6. latch when lock reaches guide hole to stop moving down and be fixed in the position of test in the hole so that popping one's head in；
7. pop one's head in and can determine according to the height that lock is fixed on drilling rod, the length that simultaneously can adjust lifting rope is given in the position of instrument connection
To adapt to；
In a word, this device can assist and accurately place probe in variable cross-section boring, make probe reach expected MTD；Make
The disturbance to boring and instrument connection can be avoided with this device it is ensured that the integrity of instrument connection；Plant bulk size can be changed
Adapt to place the requirement of probe in the boring of multiple aperture and instrument connection；This device can achieve that repeatedly industry replicates.
Brief description
Fig. 1 is the structural representation of this device；
Fig. 2 is the block diagram of this using method.
In figure:
1 basin shape guide groove, 1.1 guide holes, 1.2 pulling buckles,；
2 probes, 2.1 screw threads；
3 lifting ropes；
4 locks；
5 suspension ring, 5.1 withhold；
6 drilling rods；
7 instrument connections；
8 borings.
A assembles；
B transfers；
C fixes.
Specific embodiment
Describe in detail with reference to the accompanying drawings and examples:
First, device
1st, overall
As Fig. 1, this device includes target: instrument connection 7 and boring 8；
It is provided with basin shape guide groove 1, probe 2, lifting rope 3, lock 4, suspension ring 5 and drilling rod 6；
Its position and annexation are:
The instrument connection 7 overlapping along the two and the central axis of boring 8, from top to bottom, drilling rod 6 and probe 2 are connected by screw thread 2.1
Form a test structure；
The top of drilling rod 6 is provided with lock 4 and suspension ring 5(pass through to latch the position of 4 adjustment and fixing suspension ring 5), from top to bottom,
Suspension ring 5, lifting rope 3 and basin shape guide groove 1 respectively by withhold 5.1 and pulling buckle 1.2 connect composition one guiding structural, probe 2 according to this
Termination passes through the guide hole 1.1 of basin shape guide groove 1 just to instrument connection 7.
2nd, functional part
01) basin shape guide groove 1
The outer surface of basin shape guide groove 1 is the inversion conical surface that a kind of steel becomes the gradient, and the external diameter of the top annulus of basin shape guide groove 1 is smaller
In the internal diameter of boring 8, the front, rear, left and right of top annulus are symmetrically arranged with 4 pulling buckles 1.2,4 in pulling buckle 1.2 and suspension ring 5
Withhold 5.1 one-to-one corresponding, and connected by lifting rope 3；
The bottom of basin shape guide groove 1 is provided with guide hole 1.1, and the internal diameter of guide hole 1.1 is identical with the internal diameter of instrument connection 7.This device is boring
In hole 8 during decentralization, can operative constraint probe 2 move in the horizontal direction it is ensured that popping one's head in 2
It is constantly in the middle position of boring 8.
02) probe 2
The type of probe 2 needs to select according to test, the top of probe 2 is provided with screw thread 2.1, to be connected with drilling rod 6.
03) lifting rope 3
The two ends of lifting rope 3 are connected to pulling buckle 1.2 and withhold on 5.1, and the length of lifting rope 3 need to be fixed on drilling rod 6 according to lock 4
Position determine.
04) 4 are latched
Lock 4 is commercially available finished parts, is made up of upper and lower two parts, and two parts are followed closely by screw thread and connected；
In the case of inoperative, lockhole internal diameter is slightly larger than drilling rod 6, can facilitate bar；
When lock 4 is fixed on drilling rod 6 specified location, two-part screw thread nail can be screwed, upper partly interior snap ring is squeezing
Under pressure effect, internal diameter gradually becomes lower so that snap ring is closely confined on drilling rod 6.
05) suspension ring 5
The internal diameter of suspension ring 5 is slightly larger than the diameter of drilling rod 6, and suspension ring 5 can be placed in lock 4 tops；
Front, rear, left and right outside in suspension ring 5 are symmetrically arranged with withholds 5.1, withholds 5.1 with the pulling buckle 1.2 of basin shape guide groove 1 one by one
Corresponding.
06) drilling rod 6
The diameter of drilling rod 6 is consistent with probe 2, needs the internal diameter in adaptive testing hole simultaneously, and drilling rod 6 passes through screw thread 2.1 even with probe 2
Connect.
3rd, working mechanism:
Probe 2 is transferred from orifice position together with auxiliary device, according to the depth size of instrument connection 7, is bored by adjunction in decentralization
The mode of bar 6 meets MTD and requires；The external diameter of basin shape guide groove 1 is slightly less than the internal diameter of boring 8, and bottom guide hole 1.1 is right in addition
2 ends of popping one's head in have effect of contraction, and can ensure to pop one's head in 2 centers being constantly in boring 7 when popping one's head in 2 decentralization.
When at the variable cross-sections with instrument connection 7 for this device arrival boring 8, basin shape guide groove 1 stops moving down, pop one's head in 2 and drilling rod 6
Move down, probe 2 stretches in instrument connection 7；Lifting rope 3 is changed into lax from tensioned state, and lock 4 support suspension ring 5 are along drilling rod 6 one
Same slide downward, lock 4 stops when reaching guide hole 1.1 position of basin shape guide groove 1 moving down；Meanwhile, probe 2 stops moving down, place
Specified location in instrument connection 7.
2nd, using method
As Fig. 2, this using method is:
1. assembling-a；
2. decentralization-b；
3. fix-c.
Claims (2)
1. place the auxiliary device of probe in a kind of boring in variable cross-section, including target: instrument connection (7) and boring (8)；
It is characterized in that:
It is provided with basin shape guide groove (1), probe (2), lifting rope (3), lock (4), suspension ring (5) and drilling rod (6)；
Its position and annexation are:
The instrument connection (7) overlapping along the two and the central axis of boring (8), from top to bottom, drilling rod (6) and probe (2) pass through spiral shell
Stricture of vagina (2.1) connects composition one test structure；
The top of drilling rod (6) is provided with lock (4) and suspension ring (5), from top to bottom, suspension ring (5), lifting rope (3) and basin shape guide groove
(1) pass through respectively to withhold (5.1) and pulling buckle (1.2) connects composition one guiding structural according to this, the termination of probe (2) is led through basin shape
The guide hole (1.1) of groove 1 is just to instrument connection (7).
2. place the auxiliary device of probe in a kind of boring in variable cross-section as described in claim 1 it is characterised in that described
Basin shape guide groove (1):
Outer surface is the inversion conical surface that a kind of steel becomes the gradient；
The external diameter of top annulus is slightly less than the internal diameter of boring (8), and the front, rear, left and right of top annulus are symmetrically arranged with 4 pulling buckles
(1.2), pulling buckle (1.2) and 4 on suspension ring (5) withhold (5.1) one-to-one corresponding, and are connected by lifting rope (3)；
Bottom is provided with guide hole (1.1), and the internal diameter of guide hole (1.1) is identical with the internal diameter of instrument connection (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610861041.9A CN106371152B (en) | 2016-09-29 | 2016-09-29 | The auxiliary device of probe is placed in variable cross-section drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610861041.9A CN106371152B (en) | 2016-09-29 | 2016-09-29 | The auxiliary device of probe is placed in variable cross-section drilling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106371152A true CN106371152A (en) | 2017-02-01 |
| CN106371152B CN106371152B (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610861041.9A Expired - Fee Related CN106371152B (en) | 2016-09-29 | 2016-09-29 | The auxiliary device of probe is placed in variable cross-section drilling |
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| CN (1) | CN106371152B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106939787A (en) * | 2017-04-26 | 2017-07-11 | 浙江大学 | Hanging-ring type opening size test devices and methods therefor |
| CN108941698A (en) * | 2018-09-26 | 2018-12-07 | 湘电风能有限公司 | A kind of perforating device of deep hole automatic positioning |
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2016
- 2016-09-29 CN CN201610861041.9A patent/CN106371152B/en not_active Expired - Fee Related
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Non-Patent Citations (1)
| Title |
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| 朱长歧，等: "南海海滩岩的细观结构及其基本物理力学性质研究", 《岩石力学与工程学报》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106939787A (en) * | 2017-04-26 | 2017-07-11 | 浙江大学 | Hanging-ring type opening size test devices and methods therefor |
| CN108941698A (en) * | 2018-09-26 | 2018-12-07 | 湘电风能有限公司 | A kind of perforating device of deep hole automatic positioning |
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| Publication number | Publication date |
|---|---|
| CN106371152B (en) | 2018-05-08 |
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Granted publication date: 20180508 |