CN206096504U - Place auxiliary device of probe in variable cross section drilling - Google Patents
Place auxiliary device of probe in variable cross section drilling Download PDFInfo
- Publication number
- CN206096504U CN206096504U CN201621089549.3U CN201621089549U CN206096504U CN 206096504 U CN206096504 U CN 206096504U CN 201621089549 U CN201621089549 U CN 201621089549U CN 206096504 U CN206096504 U CN 206096504U
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- Prior art keywords
- probe
- drilling
- basin shape
- guide groove
- drilling rod
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Abstract
The utility model discloses a place auxiliary device of probe in variable cross section drilling relates to the in situ test technique in the engineering investigation. The structure of this device is: along test hole (7) of the two coincidence and the the central axis of drilling (8), top -down, drilling rod (6) and probe (2) connect to form a test structure through screw thread (2.1), be provided with hasp (4) and rings (5) on the upper portion of drilling rod (6), top -down, rings (5), lifting rope (3) and basin shape guide slot (1) be respectively through suspension buckle (5.1) and draw and buckles (1.2) and connect to form a guide structure according to this, and the end of pop one's head in (2) is passed the basin and is appeared guide hole (1.1) of guide slot 1 just to test hole (7). This device can be assisted in variable cross section drilling the accuracy and placed the probe, makes the probe reach anticipated testing depth, use this device can avoid the disturbance to drilling and test hole, guarantee the integrality of test hole, the probe was placed to the adaptation in the drilling in multiple aperture and test hole requirement.
Description
Technical field
This utility model is related to the in-situ testing technique in engineering investigation, more particularly to one kind is placed in variable cross-section drilling
The auxiliary device of probe.
Background technology
In engineering investigation, need to be with drilling technology to stratum prospecting by boring.Stratum is obtained by way of rig creeps into
Drilling, carries out in the borehole in-situ test and geophysical log etc., obtains the formation information in drilling depth, is engineering construction
Reference is provided 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 carry out under geological conditions the work of hole build-in test.
When carrying out in-situ test in the drilling in single aperture, will pop one's head in from orifice position decentralization using drilling rod or hawser
The designated depth to hole.But, in comprehensive logging and in-situ test, the diameter of difference probe is different with occupation mode, therefore needs
Meet test request by way of variable cross-section drills, i.e., 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, in variable cross-section drilling place drill bit and have to instrument connection and acquire a certain degree of difficulty, when be commonly encountered
Probe smoothly can not be put in instrument connection, and causes instrument connection the hole phenomenon that collapses occur.
The content of the invention
The purpose of this utility model is that present in solution prior art and can not accurately place in variable cross-section drilling
A kind of problem of probe, there is provided auxiliary device that probe is placed in variable cross-section drilling.
What the purpose of this utility model was realized in：
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 for suspension ring, pass through
This kind of mode fits together on basin shape guide groove and suspension ring；Probe is fixed on drilling rod bottom, and makes probe according to this through suspension ring, lock
The bottom guide hole of button and basin shape guide groove, 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, rings height is adjusted, lifting rope is hung after basin shape guide groove in exceptionally straight state, lock is moved
Move to suspension ring lower section, and lock is fixed at the height of drilling rod.
Probe is transferred together with auxiliary device from orifice position, according to the depth size of instrument connection, in decentralization adjunction is passed through
The mode of drilling rod meets MTD requirement.The external diameter of basin shape guide groove is slightly less than the internal diameter of upper bore, in addition bottom guide hole pair
Probe end has effect of contraction, can ensure that probe is constantly in drill center in probe decentralization.
When this device is reached at drilling and the variable cross-section of instrument connection, basin shape guide groove stops moving down, and pops one's head in drilling rod to moving down
Dynamic, probe is stretched in instrument connection.Lifting rope is changed into lax from tensioned state, lock support suspension ring along drilling rod together slide downward,
Stop moving down when latching in the guide hole position for reaching basin shape guide groove.Meanwhile, probe stopping is moved down, in the specific bit of instrument connection
Put.
First, a kind of auxiliary device that probe is placed in variable cross-section drilling（Abbreviation device）
This device includes target：Instrument connection and drilling；
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 overlapped along the two and the central axis of drilling, from top to bottom, drilling rod and probe are threaded connection group
Into a 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 are respectively by withholding
And pulling buckle connects according to this one guiding structural of composition, 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 withholding for the pulling buckle of basin shape guide groove and suspension ring, by basin shape guide groove with
Suspension ring are fitted together；Probe is fixed on drilling rod bottom, and leads bottom of the probe according to this through suspension ring, lock and basin shape guide groove
Hole, probe exposes guide hole certain length, can make the swing in the horizontal plane of guide hole constraint probe；Drilling rod is vertically put together with probe
Put, adjust rings height, lifting rope is hung after basin shape guide groove in exceptionally straight state, lock is moved to into suspension ring lower section, and will lock
Button is fixed at the height of drilling rod；
2. transfer
Probe is transferred together with auxiliary device from orifice position, according to the depth size of instrument connection, in decentralization adjunction is passed through
The mode of drilling rod meets MTD requirement；The external diameter of basin shape guide groove is slightly less than the internal diameter of upper bore, in addition bottom guide hole pair
Probe end has effect of contraction, can ensure that probe is constantly in drill center in probe decentralization；
3. fix
When device is reached at the variable cross-section of drilling and instrument connection, basin shape guide groove stops moving down, and probe is moved down with drilling rod,
Probe is stretched in instrument connection；Lifting rope is changed into lax from tensioned state, and lock support suspension ring are along drilling rod together slide downward, lock
Stop moving down when the guide hole position of basin shape guide groove is reached.Meanwhile, probe stopping is moved down, in the specified location of instrument connection.
This utility model has following advantages and good effect：
1. this device is assembled and easy to use, can accurately solve the problems, such as to place probe in variable cross-section drills；
2. basin shape guide groove adopts the change slope design of upper and lower two conical surface so that basin shape guide groove bottom is gentle with drilling variable cross-section
Contact, can reduce disturbance of the basin shape guide groove to 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 one
It is straight to be in drilling middle position；
4. lifting rope has pliability, and at the out-of-flatness of borehole wall local, lifting rope can adjust the state of basin shape guide groove and make
Whole device is passed through；
5. in drilling during decentralization, lock constrains suspension ring displacement straight down to device, it is ensured that lifting rope is in exceptionally straight shape
State, basin shape guide groove is connected with suspension ring by four isometric lifting ropes, it is ensured that basin shape guide groove horizontality always；
6. stopping is latched when snapping into up to guide hole to move down so that position of the probe in instrument connection is fixed；
7. the height that popping one's head in can be fixed on drilling rod in the position of instrument connection according to lock determines, while the length of adjustable lifting rope
Degree is adapted to；
In a word, this device can aid in accurately placing probe in variable cross-section drills, and make probe reach expected test deep
Degree；The disturbance to drilling and instrument connection can be avoided using this device, it is ensured that the integrity of instrument connection；Plant bulk can be changed
Size adapts to place the requirement of probe in the drilling of multiple aperture and instrument connection；This device is capable of achieving repeatedly industry and replicates.
Description of the drawings
Fig. 1 is the structural representation of this device；
The step of Fig. 2 is this using method is schemed.
In figure：
1-basin shape guide groove, 1.1-guide hole, 1.2-pulling buckle；
2-probe, 2.1-screw thread；
3-lifting rope；
4-lock；
5-suspension ring, 5.1-withhold；
6-drilling rod；
7-instrument connection；
8-drilling.
A-assembling；
B-decentralization；
C-fixation.
Specific embodiment
Describe in detail with reference to the accompanying drawings and examples：
First, device
1st, it is overall
Such as Fig. 1, this device includes target：Instrument connection 7 and drilling 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 overlapped along the two and the central axis of drilling 8, from top to bottom, drilling rod 6 and probe 2 pass through screw thread 2.1
Connection one test structure of composition；
The top of drilling rod 6 is provided with lock 4 and suspension ring 5（By the adjustment of lock 4 and the position of fixed suspension ring 5）, from upper
And under, suspension ring 5, lifting rope 3 and basin shape guide groove 1 respectively by withhold 5.1 and pulling buckle 1.2 connect according to this composition one guiding structural, visit
2 termination through basin shape guide groove 1 guide hole 1.1 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, the external diameter of the top annulus of basin shape guide groove 1
The internal diameter of drilling 8 is slightly less than, the front, rear, left and right of top annulus are symmetrically arranged with 4 pulling buckles 1.2, in pulling buckle 1.2 and suspension ring 5
4 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
When decentralization in 8 is drilled, can operative constraint probe 2 move in the horizontal direction, it is ensured that probe 2
It is constantly in the middle position of drilling 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 connect with drilling rod 6
Connect.
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 according to lock 4
The position of drilling rod 6 determines.
04）Lock 4
Lock 4 is commercially available finished parts, is made up of upper and lower two parts, and two parts are connected by screw thread nail；
In the case of inoperative, lockhole internal diameter is slightly larger than drilling rod 6, can facilitate bar；
When lock 4 is fixed on 6 specified location of drilling rod, two-part screw thread nail, the snap ring in upper part can be screwed
Under squeezing action, under internal diameter gradually becomes 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 4 tops of lock；
Front, rear, left and right outside suspension ring 5 are symmetrically arranged with withholds 5.1, withholds the pulling buckle 1.2 of 5.1 and basin shape guide groove 1
Correspond.
06）Drilling rod 6
The diameter of drilling rod 6 is consistent with probe 2, while needing the internal diameter in adaptive testing hole, drilling rod 6 passes through screw thread 2.1 with probe 2
Connection.
3rd, working mechanism：
Probe 2 is transferred together with auxiliary device from orifice position, according to the depth size of instrument connection 7, in decentralization by adding
The mode of stacks 6 meets MTD requirement；The external diameter of basin shape guide groove 1 is slightly less than the internal diameter of drilling 8, in addition bottom guide hole
1.1 pairs of 2 ends of probe have effect of contraction, can ensure that probe 2 is constantly in the center of drilling 7 when 2 decentralization is popped one's head in.
When at variable cross-sections of this device arrival drilling 8 with instrument connection 7, basin shape guide groove 1 stops moving down, pop one's head in 2 and drilling rod 6
Move down, probe 2 is stretched in instrument connection 7；Lifting rope 3 is changed into lax from tensioned state, and 4 support suspension ring 5 of lock are along drilling rod 6 one
Same slide downward, lock 4 stops moving down when 1.1 position of guide hole of basin shape guide groove 1 is reached；Meanwhile, probe 2 stops moving down, and locates
In the specified location of instrument connection 7.
2nd, using method
Such as Fig. 2, this using method is：
1. assembling-A；
2. decentralization-B；
3.-C is fixed.
Claims (2)
1. a kind of auxiliary device that probe is placed in variable cross-section drilling, including target：Instrument connection（7）And drilling（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：
Along the instrument connection that the two overlaps（7）And drilling（8）Central axis, from top to bottom, drilling rod（6）And probe（2）By spiral shell
Stricture of vagina（2.1）Connection one test structure of composition；
In drilling rod（6）Top be provided with lock（4）And suspension ring（5）, from top to bottom, suspension ring（5）, lifting rope（3）With basin shape guide groove
（1）Respectively by withholding（5.1）And pulling buckle（1.2）According to this one guiding structural of connection composition, pops one's head in（2）Termination lead through basin shape
The guide hole of groove 1（1.1）Just to instrument connection（7）.
2. a kind of as described in claim 1 places the auxiliary device of probe in variable cross-section drilling, 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 drilling（8）Internal diameter, the front, rear, left and right of top annulus are symmetrically arranged with 4 pulling buckles
（1.2）, pulling buckle（1.2）With suspension ring（5）On 4 withhold（5.1）Correspond, and by lifting rope（3）Connection；
Bottom is provided with guide hole（1.1）, guide hole（1.1）Internal diameter and instrument connection（7）Internal diameter it is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621089549.3U CN206096504U (en) | 2016-09-29 | 2016-09-29 | Place auxiliary device of probe in variable cross section drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621089549.3U CN206096504U (en) | 2016-09-29 | 2016-09-29 | Place auxiliary device of probe in variable cross section drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206096504U true CN206096504U (en) | 2017-04-12 |
Family
ID=58481172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621089549.3U Withdrawn - After Issue CN206096504U (en) | 2016-09-29 | 2016-09-29 | Place auxiliary device of probe in variable cross section drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206096504U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106371152A (en) * | 2016-09-29 | 2017-02-01 | 中国科学院武汉岩土力学研究所 | Aiding device for arranging probe in variable cross-section borehole |
-
2016
- 2016-09-29 CN CN201621089549.3U patent/CN206096504U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106371152A (en) * | 2016-09-29 | 2017-02-01 | 中国科学院武汉岩土力学研究所 | Aiding device for arranging probe in variable cross-section borehole |
| CN106371152B (en) * | 2016-09-29 | 2018-05-08 | 中国科学院武汉岩土力学研究所 | The auxiliary device of probe is placed in variable cross-section drilling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170412 Effective date of abandoning: 20180508 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170412 Effective date of abandoning: 20180508 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |