CN109736722A - A kind of high-precision docking guide device and its application method - Google Patents
A kind of high-precision docking guide device and its application method Download PDFInfo
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- CN109736722A CN109736722A CN201910038221.0A CN201910038221A CN109736722A CN 109736722 A CN109736722 A CN 109736722A CN 201910038221 A CN201910038221 A CN 201910038221A CN 109736722 A CN109736722 A CN 109736722A
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- magnet steel
- steel column
- magnetic connector
- magnetic
- guide device
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Abstract
The present invention provides a kind of high-precision docking guide device, including underground drilling machine, transmission shaft is provided on the underground drilling machine, non-magnetic connector is fixedly connected on the transmission shaft, drill bit is fixedly connected on the non-magnetic connector, non-magnetic connector includes non-magnetic steel column, the second magnet steel chamber is provided on the non-magnetic steel column, the second magnet steel bottom of chamber face center perforation is provided with the first magnet steel chamber, second magnet steel chamber is internally provided with magnet steel column, circlip is set on the second magnet steel chamber, and the magnet steel column is fitted closely with the circlip.It is simple that the beneficial effects of the invention are as follows structures, long service life, and connection is reliable, improves working efficiency, expands use scope, enhances magnetic field signal, and merging precision is high.
Description
Technical field
The invention belongs to drilling technique fields, dock guide device and its application method more particularly, to a kind of high-precision.
Background technique
Realize with Environmental Protection in China and improve, gas is as a kind of clean energy resource, and also by everybody attention, gas is mainly stored up
There are in coal seam.Since China coal seam is widely distributed, coal bed texture and characteristic are different, and are limited by surface condition
The influence of equal factors, it is impossible to which exploitation gas is carried out using same development mode, wherein underground coal mine drill out horizontal well again with
The development mode of ground straight well docking is the most environmentally friendly.
Underground coal mine horizontal well drilling is docked with ground straight well, due to being limited by underground coal mine condition, coal mine underground construction
Horizontal well can only use the drill bit of super-small, but the diameter of existing docking guide device is far beyond super-small
The diameter of drill bit, this will make probing work be affected, can not normally go on, moreover, once reducing docking
The diameter of guide device, merging precision will receive again and directly affect, and this requires one kind occur to be able to satisfy extra small wellbore probing also
With high-precision docking guide device.
Summary of the invention
The object of the present invention is to provide a kind of structure is simple, long service life, connection is reliable, improves working efficiency, expands
Use scope, enhances magnetic field signal, and the high guide device of merging precision is especially suitable for a kind of high-precision docking guide device, also
Provide a kind of application method of high-precision docking guide device.
The technical scheme is that
A kind of high-precision docking guide device, including underground drilling machine are provided, are provided with transmission shaft on the underground drilling machine,
It is fixedly connected with non-magnetic connector on the transmission shaft, drill bit is fixedly connected on the non-magnetic connector, non-magnetic connector includes
Non-magnetic steel column, the second magnet steel chamber is provided on the non-magnetic steel column, and the second magnet steel bottom of chamber face center perforation is set
Be equipped with the first magnet steel chamber, the second magnet steel chamber is internally provided with magnet steel column, circlip is set on the second magnet steel chamber, the magnet steel column with
The circlip fits closely.
Further, the magnet steel column is made using rare earth.
Further, the non-magnetic nipple tip is provided with pin thread, is provided with external screw thread on the pin thread, pin thread with
The drill bit is threadably secured connection, and the non-magnetic connector bottom inner portion is provided with female thread, is arranged on the female thread
There is internal screw thread, female thread is threadably secured with the transmission shaft and connect.
Further, the non-magnetic connector is internally provided with through-hole.
Further, the non-magnetic bond diameter is set as 93mm, and the second magnet steel chamber depth is set as
50.8mm, the magnet steel column length are set as 25mm.
Further, silicone grease is provided on the second magnet steel chamber outer surface.
Also provide a kind of application method of high-precision docking guide device, it is characterised in that: the method includes following
Step:
A. the underground drilling machine, the transmission shaft, the non-magnetic connector and the drill bit are assemblied together
Afterwards, magnet steel column is placed into the second magnet steel is intracavitary, then the device is placed into the drill site of underground；
B. start underground drilling machine, transmission shaft, non-magnetic connector, drill bit and the magnet steel column rotate simultaneously, magnetic steel column rotating
Generate alternating magnetic field；
C. the docking guide instrument of underground may detect alternating magnetic field signal, and docking guide instrument is anti-by the signal detected
It feeds console；
D. staff is controlling underground drilling machine by console, makes around underground drilling-machine shifter to docking guide instrument,
Realize docking.
The advantages and positive effects of the present invention are: due to the adoption of the above technical scheme, rationally, use is more square for design
Just；Simple with structure, long service life, connection is reliable, improves working efficiency, expands use scope, enhances magnetic field signal, right
Connect the advantages that precision is high.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of non-magnetic connector of the invention；
Fig. 3 is the right view perspective view of non-magnetic connector of the invention；
Fig. 4 is the birds-eye perspective of non-magnetic connector of the invention.
In figure:
1, underground drilling machine 2, transmission shaft 3, non-magnetic connector
4, drill bit 5, the first magnet steel chamber 6, the second magnet steel chamber
7, non-magnetic steel column 8, pin thread 9, female thread
10, through-hole 11, magnet steel column 12, circlip
Specific embodiment
It elaborates with reference to the accompanying drawing to the present invention.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the present invention is that a kind of high-precision docks guide device.
Embodiment 1
A kind of high-precision docking guide device, including underground drilling machine 1 are provided, are provided with transmission on the underground drilling machine 1
Axis 2 is fixedly connected with non-magnetic connector 3 on the transmission shaft 2, drill bit 4 is fixedly connected on the non-magnetic connector 3, non-magnetic
Connector 3 includes non-magnetic steel column 7, is provided with the second magnet steel chamber 6 on the non-magnetic steel column 7, in 6 bottom surface of the second magnet steel chamber
The perforation of heart position is provided with the first magnet steel chamber 5, and the second magnet steel chamber 5 is internally provided with magnet steel column 11, card is arranged on the second magnet steel chamber 5
Spring 12, the magnet steel column 11 are fitted closely with the circlip 12.
Wherein, the magnet steel column 11 is made using rare earth.Rare earth has excellent photoelectromagnetic physical characteristic, wherein
High remanence, high coercivity and high magnetic energy product it is more prominent, the quality and performance of magnet steel column 11, and temperature is greatly improved
Characteristic good, when underground carries out probing work, magnet steel column 11 will not be affected by temperature, the magnet steel being made by rare earth
Column 11 is alnico magnets, long service life.
Wherein, 3 top of non-magnetic connector is provided with pin thread 8, is provided with external screw thread on the pin thread 8, pin thread 8 with
The drill bit 4 is threadably secured connection, and 3 bottom inner portion of non-magnetic connector is provided with female thread 9, on the female thread 9
It is provided with internal screw thread, female thread 9 is threadably secured with the transmission shaft 2 and connect.Make transmission shaft 2, non-magnetic connector 3 and drill bit 4
It is connected as one, the relationship between enhancing transmission shaft 2,4 three of non-magnetic connector 3 and drill bit ensure that the present apparatus is being drilled
Continuity when work avoids the occurrence of the case where any one of transmission shaft 2, non-magnetic connector 3 or drill bit 4 superstructure loosening falls off, compels
Make to drill work stoppage, extends the duty cycle.
Wherein, the non-magnetic connector 3 is internally provided with through-hole 10.Enhance the stress intensity of non-magnetic connector 3, meanwhile, point
External compression power suffered by non-magnetic connector 3 is dissipated, extends the service life of non-magnetic connector 3, and can be set inside through-hole 10
Transmission shaft 2, so that the connection relationship between transmission shaft 2 and non-magnetic connector 3 is closer.
Wherein, 3 diameter of non-magnetic connector is set as 93mm, and 6 depth of the second magnet steel chamber is set as 50.8mm,
11 length of magnet steel column is set as 25mm.The diameter of non-magnetic connector 3 is reduced, drill bit 4 also can be corresponding to the diameter of transmission shaft 2
Diminution, so that the present apparatus is carried out the probing work of the extra small wellbore of underground coal mine, the use scope of aggrandizement apparatus, meanwhile, by
It is arranged in each second magnet steel chamber 6 in the small in size of device in order to which the signal for guaranteeing that alternating magnetic field issues will not be weakened
There are two magnet steel column 11, the magnetic field that magnet steel column 11 issues influences each other when rotated, so that signal is enhanced.
Wherein, silicone grease is provided on 6 outer surface of the second magnet steel chamber.One layer of silicone grease is set in non-magnetic steel column 7, is magnetic
A protective layer is arranged in steel column 11, and in underground, drilling machine 1 prevents the stone to splash from flying to second when underground work with boring
In magnet steel chamber 6, the magnet steel column 11 in the second magnet steel chamber 6 is smashed, destroys the balance in the magnetic field being made of multiple magnet steel columns 11
Property, merging precision is influenced, non-magnetic connector 3 loses the effect in the present apparatus when the damage of multiple magnet steel columns 11.
Embodiment 2
Also provide a kind of application method of high-precision docking guide device, it is characterised in that: the method includes following
Step:
A. the underground drilling machine 1, the transmission shaft 2, the non-magnetic connector 3 and the drill bit 4 are assembled into
After together, magnet steel column 11 is placed into the second magnet steel chamber 6, then the device is placed into the drill site of underground；
B. start underground drilling machine 1, transmission shaft 2, non-magnetic connector 3, drill bit 4 and the magnet steel column 1 rotate simultaneously, magnet steel column
1 rotation generates alternating magnetic field；
C. the docking guide instrument of underground may detect alternating magnetic field signal, and docking guide instrument is anti-by the signal detected
It feeds console；
D. staff is controlling underground drilling machine 1 by console, and underground drilling machine 1 is made to be moved to docking guide instrument week
It encloses, realizes docking.
The course of work of this example:
After drill bit 4, non-magnetic connector 3 are fixedly connected with transmission shaft 2, then transmission shaft 2 is installed on underground drilling machine 1,
Then underground drilling machine 1 is placed into the drill site of underground, since the diameter of non-magnetic connector 3 is small, the extra small well of underground can be drilled
Then eye starts underground drilling machine 1, the rotation of transmission shaft 2 drives non-magnetic connector 3 to rotate, and the non-magnetic rotation of connector 3 drives drill bit 4 to rotate,
Magnet steel column 11 is driven to rotate simultaneously, magnet steel column 11 produces high-precision alternating magnetic field after rotating, and at this moment, is originally present in underground
Docking guide instrument can detect alternating magnetic field signal, dock guide instrument for the signal detected and feed back to console, work
Make personnel and underground drilling machine 1 is being controlled by console, is moved to underground drilling machine 1 around docking guide instrument, finally completes pair
It connects.
One embodiment of the present invention has been described in detail above, but the content is only preferable implementation of the invention
Example, should not be considered as limiting the scope of the invention.It is all according to all the changes and improvements made by the present patent application range
Deng should still be within the scope of the patent of the present invention.
Claims (7)
1. a kind of high-precision docks guide device, it is characterised in that: including underground drilling machine (1), set on the underground drilling machine (1)
It is equipped with transmission shaft (2), is fixedly connected on the transmission shaft (2) non-magnetic connector (3), it is fixed on the non-magnetic connector (3)
It is connected with drill bit (4), non-magnetic connector (3) includes non-magnetic steel column (7), is provided with the second magnet steel chamber on the non-magnetic steel column (7)
(6), second magnet steel chamber (6) bottom center position perforation is provided with the first magnet steel chamber (5), and the second magnet steel chamber (5) is internal
It is provided with magnet steel column (11), circlip (12) is set on the second magnet steel chamber (5), the magnet steel column (11) and the circlip (12)
It fits closely.
2. a kind of high-precision according to claim 1 docks guide device, it is characterised in that: the magnet steel column (11) is adopted
It is made with rare earth.
3. a kind of high-precision according to claim 1 docks guide device, it is characterised in that: the non-magnetic connector (3)
Top is provided with pin thread (8), and external screw thread is provided on the pin thread (8), and pin thread (8) and the drill bit (4) pass through screw thread
It being fixedly connected, described non-magnetic connector (3) bottom inner portion is provided with female thread (9), and the female thread is provided with internal screw thread on (9),
Female thread (9) is threadably secured with the transmission shaft (2) and connect.
4. a kind of high-precision according to claim 1 docks guide device, it is characterised in that: the non-magnetic connector (3)
It is internally provided with through-hole (10).
5. a kind of high-precision according to claim 1 docks guide device, it is characterised in that: the non-magnetic connector (3)
Diameter is set as 93mm, and second described magnet steel chamber (6) depth is set as 50.8mm, and described magnet steel column (11) length is set as
25mm。
6. a kind of high-precision according to claim 1 docks guide device, it is characterised in that: the second magnet steel chamber
(6) silicone grease is provided on outer surface.
7. a kind of application method of high-precision docking guide device described in claim 1~6 any one, it is characterised in that:
The method the following steps are included:
A. by the underground drilling machine (1), the transmission shaft (2), the non-magnetic connector (3) and the drill bit (4) group
After being attached to together, magnet steel column (11) is placed into the second magnet steel chamber (6), then the device is placed into the probing of underground
Point；
B. start underground drilling machine (1), transmission shaft (2), non-magnetic connector (3), drill bit (4) and the magnet steel column (11) revolve simultaneously
Turn, magnet steel column (11) rotation generates alternating magnetic field；
C. the docking guide instrument of underground may detect alternating magnetic field signal, and docking guide instrument feeds back to the signal detected
Console；
D. staff is controlling underground drilling machine (1) by console, and underground drilling machine (1) is made to be moved to docking guide instrument week
It encloses, realizes docking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910038221.0A CN109736722A (en) | 2019-01-16 | 2019-01-16 | A kind of high-precision docking guide device and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910038221.0A CN109736722A (en) | 2019-01-16 | 2019-01-16 | A kind of high-precision docking guide device and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109736722A true CN109736722A (en) | 2019-05-10 |
Family
ID=66364869
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910038221.0A Pending CN109736722A (en) | 2019-01-16 | 2019-01-16 | A kind of high-precision docking guide device and its application method |
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| US20140345944A1 (en) * | 2013-05-22 | 2014-11-27 | Naizhen Liu | Rotary steerable drilling tool with a linear motor |
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| CN105507885A (en) * | 2015-12-02 | 2016-04-20 | 中国地质大学（武汉） | Permanent-magnet pipe nipple |
| US9382765B2 (en) * | 2013-07-15 | 2016-07-05 | Harris Corporation | Apparatus for recovering hydrocarbon resources including ferrofluid source and related methods |
| CN206299374U (en) * | 2016-08-31 | 2017-07-04 | 中国科学院地质与地球物理研究所 | A kind of reception device suitable for the underground wireless short pass of nearly drill bit |
| CN207161022U (en) * | 2017-09-01 | 2018-03-30 | 长江大学 | A kind of downhole tool electromagnetism rotating controls pipe nipple |
| US10481296B2 (en) * | 2014-10-22 | 2019-11-19 | Hallibunon Energy Services, Inc. | Magnetic sensor correction for field generated from nearby current |
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101713287A (en) * | 2009-11-04 | 2010-05-26 | 中国石油大学(北京) | Magnetic short section used for measuring distance between adjacent wells by electromagnetic detection while drilling |
| US20140345944A1 (en) * | 2013-05-22 | 2014-11-27 | Naizhen Liu | Rotary steerable drilling tool with a linear motor |
| US9382765B2 (en) * | 2013-07-15 | 2016-07-05 | Harris Corporation | Apparatus for recovering hydrocarbon resources including ferrofluid source and related methods |
| CN203769671U (en) * | 2014-03-27 | 2014-08-13 | 中国石油集团渤海钻探工程有限公司 | Horizontal well butt joint highly-magnetic nipple |
| CN203978428U (en) * | 2014-07-25 | 2014-12-03 | 奥润恩特能源技术(北京)有限公司 | One can be repaired super far-end high power strong magnetic emitter |
| US10481296B2 (en) * | 2014-10-22 | 2019-11-19 | Hallibunon Energy Services, Inc. | Magnetic sensor correction for field generated from nearby current |
| CN104806166A (en) * | 2015-03-25 | 2015-07-29 | 宁夏煤炭勘察工程公司 | Butt joint method for ground multi-branch horizontal well and underground horizontal drilling far end |
| CN105507885A (en) * | 2015-12-02 | 2016-04-20 | 中国地质大学（武汉） | Permanent-magnet pipe nipple |
| CN206299374U (en) * | 2016-08-31 | 2017-07-04 | 中国科学院地质与地球物理研究所 | A kind of reception device suitable for the underground wireless short pass of nearly drill bit |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190510 |
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