CN107916921B - Portable laser MWD (measurement while drilling) angle difference running rule and using method - Google Patents
Portable laser MWD (measurement while drilling) angle difference running rule and using method Download PDFInfo
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- CN107916921B CN107916921B CN201711442992.3A CN201711442992A CN107916921B CN 107916921 B CN107916921 B CN 107916921B CN 201711442992 A CN201711442992 A CN 201711442992A CN 107916921 B CN107916921 B CN 107916921B
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- angle difference
- laser pen
- laser
- screw rod
- mwd
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
Abstract
The utility model provides a portable MWD angle difference guiding ruler of laser, is including the non-magnetic drill collar, MWD directional joint, centralizer, short drill collar and the screw rod that connect gradually, install the laser pen on the directional lateral wall that connects of MWD, the laser pen light source sets up downwards, and screw rod knee point department is equipped with screw rod high limit mark groove on the lateral wall of screw rod lower half, and screw rod high limit mark groove department leans on and connects the angle difference guiding ruler, and 0 scale on the angle difference guiding ruler panel tightly leans on high limit mark groove department, and the level of angle difference guiding ruler panel is placed, and the light beam that the laser pen sent forms the light spot on the angle difference guiding ruler panel. The portable laser MWD (measurement while drilling) angle difference running rule and the using method thereof facilitate technicians to directly read the angle difference degree, improve the angle difference precision, solve the problem that the existing angle difference measurement is influenced by factors such as weather, measuring tape measurement precision, a calculation method and personnel, and avoid the problems of low angle difference measurement precision, large deviation, human error and the like.
Description
Technical Field
The invention relates to the technical field of drilling tools, in particular to a portable laser MWD (measurement while drilling) angle difference running rule and a using method thereof.
Background
At present, in the drilling process of directional wells and horizontal wells of petroleum and natural gas, MWD angle difference measurement is to calculate a conversion angle by means of visual inspection, positioning bolt hanging weight hammer line and measuring perimeter of a power drilling tool, the method is easily affected by factors such as weather, measuring accuracy of a tape measure, a calculation method and personnel, so that the problems of low angle difference accuracy, large deviation, more errors, calculation errors and the like are caused, and the problems of large track deviation, low-efficiency construction and the like are easily caused in the directional construction process.
Disclosure of Invention
In order to solve the problems of low measurement angle difference precision, large deviation, more errors, wrong calculation, large track deviation and low-efficiency construction of the conventional measurement angle difference method, the invention provides the portable laser MWD angle difference running rule and the use method thereof, which are convenient for technicians to directly read angles, reduce the operation errors of the technicians and improve the measurement angle precision.
The technical scheme of the invention is as follows: the utility model provides a portable MWD angle difference guiding ruler of laser, is including the non-magnetic drill collar, MWD directional joint, centralizer, short drill collar and the screw rod that connect gradually, install the laser pen on the directional lateral wall that connects of MWD, the laser pen light source sets up downwards, and screw rod knee point department is equipped with screw rod high limit mark groove on the lateral wall of screw rod lower half, and screw rod high limit mark groove department leans on and connects the angle difference guiding ruler, and 0 scale on the angle difference guiding ruler panel tightly leans on high limit mark groove department, and the level of angle difference guiding ruler panel is placed, and the light beam that the laser pen sent forms the light spot on the angle difference guiding ruler panel.
The side wall of the MWD directional connector is clamped with a laser pen fixing clamp, the laser pen fixing clamp is provided with a ring, and the laser pen is clamped in the ring.
And a positioning bolt capable of adjusting the position of the laser pen fixing clamp is arranged at the middle position in the vertical direction of the MWD directional joint, and the positioning bolt is flush with the side wall of the MWD directional joint.
The laser pen and the positioning bolt are in the same diameter.
The angle difference guiding ruler comprises a front surface and a back surface, and the front surface and the back surface are marked with 0-180-degree marks.
A use method of a portable laser MWD (measurement while drilling) angle difference running rule comprises the following steps:
step 1: installing a laser pen on the MWD directional joint;
step 2: lifting the drilling tool to enable the high side marking groove of the screw rod to be positioned at a position convenient for measurement, and aligning the 0-degree scale on the panel of the angle difference guiding ruler with the high side marking groove of the screw rod;
and 3, step 3: and opening the laser pen, irradiating the light beam emitted by the laser pen on the panel of the angular difference guiding ruler, and reading the angle at the position of the light spot on the panel of the angular difference guiding ruler.
The laser pointer is arranged on the MWD directional joint and comprises the following steps:
step 1-1: clamping the laser pen in the circular ring of the laser pen fixing clamp;
1, step 2: clamping a laser pen fixing clamp on the MWD directional connector through a buckle;
1, step 3: the position of the laser pen fixing clamp is adjusted through the positioning bolt, so that light beams emitted by the laser pen are made to strike on the panel of the angle difference running rule.
When the positioning bolt is positioned on the left side of the high-side marking groove of the screw rod, the front side of the angle difference running rule panel faces upwards; when the positioning bolt is positioned on the right side of the high-side marking groove of the screw rod, the reverse side of the angle difference running rule panel faces upwards.
The invention has the beneficial effects that: according to the portable laser MWD angle difference running rule and the using method, the laser pen fixing clamp provided with the laser pen is integrally clamped on the MWD directional connector, and a light beam emitted by the laser pen vertically downwards strikes on the angle difference running rule panel, so that a technician can conveniently and directly read the angle difference degree, the angle difference precision is improved, the problem that the existing angle difference is measured by factors such as weather, measuring tape measuring precision, a calculating method and personnel is solved, and the problems of low angle difference measuring precision, large deviation, human error and the like are solved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of the present invention.
FIG. 2 is a top view of the screw of the present invention abutting the angle difference guide.
FIG. 3 is a schematic view of the positioning bolt of the present invention positioned on the left side of the marking slot of the screw.
FIG. 4 is a schematic view of the positioning bolt of the present invention positioned on the right side of the marking slot of the screw.
In the figure, 1, a non-magnetic drill collar, 2, an MWD directional joint, 3, a centralizer, 4, a short drill collar, 5, a screw rod, 6, a laser pen, 7, a laser pen fixing clamp, 8, an angular difference guiding rule, 9, a ring, 10, a positioning bolt and 11, a screw rod high side marking groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 and 2, a portable laser MWD angle difference running rule comprises a non-magnetic drill collar 1, an MWD directional joint 2, a centralizer 3, a short drill collar 4 and a screw rod 5 which are sequentially connected, wherein a laser pen 6 is installed on the side wall of the MWD directional joint 2, a light source of the laser pen 6 is arranged downwards, a screw rod high side marking groove 11 is formed in the bent point of the screw rod on the side wall of the lower half part of the screw rod 5, an angle difference running rule 8 is connected to the screw rod high side marking groove 11 in an abutting mode, 0 degree of scale on a panel of the angle difference running rule 8 is tightly abutted to the high side marking groove, the panel of the angle difference running rule 8 is horizontally placed, and light beams emitted by the laser pen 6 form light spots on the panel of the angle difference running rule 8.
During the use, install laser pen 6 on the lateral wall of MWD directional joint 2, make the light beam that laser pen 6 sent can beat on the panel of angle difference guiding ruler 8, lift the drilling tool, make screw rod high limit mark groove 11 be in the measuring position of being convenient for, align 0 scale on the panel of angle difference guiding ruler 8 with screw rod high limit mark groove 11, open laser pen 6, the light beam that laser pen 6 sent shines on the panel of angle difference guiding ruler 8, read the angle of light spot position department on the panel of angle difference guiding ruler 8.
This portable MWD angle difference guiding ruler 8 of laser, through the whole card of the laser pen fixing clip 7 who will install laser pen 6 on MWD directional joint 2, the perpendicular downward light beam of sending of laser pen 6 is beaten on the 8 panels of angle difference guiding ruler, make things convenient for technical staff directly to read out the angle difference number of degrees, improve the angle difference precision simultaneously, it receives factors influences such as weather, tape measure measurement accuracy, calculation method, personnel itself to have solved current measurement angle difference, avoided measuring the angle difference precision low, the deviation is big, problem such as human error.
Example two:
as shown in fig. 1, a laser pointer fixing clip 7 is fastened to a side wall of the MWD directional joint 2, a ring 9 is opened on the laser pointer fixing clip 7, and a laser pointer 6 is fastened in the ring 9.
And a positioning bolt 10 capable of adjusting the position of the laser pen fixing clamp 7 is arranged in the middle of the MWD directional joint 2 in the vertical direction, and the positioning bolt 10 is flush with the side wall of the MWD directional joint 2.
The laser pen 6 and the positioning bolt 10 are in the same diameter.
In the process of installing the laser pen 6 on the side wall of the MWD directional joint 2, the laser pen 6 is clamped in the circular ring 9 of the laser pen fixing clamp 7, and the laser pen fixing clamp 7 is clamped on the MWD directional joint 2 through a buckle. The position of the laser pen fixing clamp 7 can be better fixed through the positioning bolt 10, the positioning bolt 10 is flush with the side wall of the MWD directional joint 2, the laser pen 6 and the positioning bolt 10 are in the same diameter, light beams emitted by the laser pen 6 can more accurately reach the panel of the angle difference guiding ruler 8, and the precision of measuring the angle difference is improved.
Example three:
as shown in fig. 2, the angle difference guiding rule 8 comprises a front surface and a back surface, and the front surface and the back surface are marked with 0-180 degrees of marks.
When the positioning bolt 10 is located the left side of screw high limit mark groove 11, the 8 panels of angle difference guiding ruler are right-side up, and when the positioning bolt 10 is located the right side of screw high limit mark groove 11, the 8 panels of angle difference guiding ruler are reverse-side up.
No matter the positioning bolt 10 on the MWD directional joint 2 is positioned on the left side or the right side of the high-side marking groove 11 of the screw rod, the angular difference measuring ruler 8 can be conveniently and quickly used for measuring the angular difference, and operation of technicians is facilitated.
Example four:
as shown in fig. 1, a method for using a portable laser MWD angle difference running rule includes the following steps:
step 1: mounting a laser pointer 6 on the MWD directional joint 2;
step 2: lifting the drilling tool to enable the high side marking groove 11 of the screw rod to be located at a position convenient for measurement, and aligning the 0-degree scale on the panel of the angle difference guiding ruler 8 with the high side marking groove 11 of the screw rod;
and 3, step 3: and (3) opening the laser pen 6, irradiating the light beam emitted by the laser pen 6 onto the panel of the angle difference guiding ruler 8, and reading the angle of the position of the light spot on the panel of the angle difference guiding ruler 8.
By using the use method of the portable laser MWD angle difference running rule 8, the laser pen 6 is arranged on the MWD directional connector 2, the angle difference running rule 8 abuts against the high-side marking groove 11 of the screw rod, so that a light beam emitted downwards vertically by the laser pen 6 is made to strike on the panel of the angle difference running rule 8, technicians can conveniently and directly read the angle difference degree, the angle difference precision is improved, the problems that the existing angle difference measurement is influenced by factors such as weather, measuring tape measuring precision, a calculation method and personnel are solved, and the problems of low angle difference measurement precision, large deviation, human errors and the like are avoided.
Example five:
as shown in fig. 1, the mounting of the laser pointer 6 on the MWD directional adapter 2 comprises the following steps:
step 1-1: the laser pen 6 is clamped in the circular ring 9 of the laser pen fixing clamp 7;
1, step 2: the laser pen fixing clamp 7 is clamped on the MWD directional connector 2 through a buckle;
1, step 3: the position of the laser pen fixing clamp 7 is adjusted through the positioning bolt 10, so that light beams emitted by the laser pen 6 are made to strike on a panel of the angle difference guiding ruler 8.
Example six:
as shown in fig. 2-4, when the positioning bolt 10 is positioned at the left side of the screw high-side marking groove 11, the panel of the angle difference guiding rule 8 faces upwards; when the positioning bolt 10 is positioned at the right side of the high side marking groove 11 of the screw rod, the reverse side of the panel of the angle difference guiding ruler 8 faces upwards.
When the positioning bolt 10 is located on the left side of the screw high-side mark groove 11, the front face of the panel of the angle difference running rule 8 faces upwards, 0-degree scale on the front face of the panel of the angle difference running rule 8 is aligned with the screw high-side mark groove 11, a light beam emitted by the laser pen 6 is emitted on the front face of the panel of the angle difference running rule 8, the angle of the position of a light spot is read at the moment, and the angle difference is a positive value. When the positioning bolt 10 is located on the right side of the screw high-side mark groove 11, the back side of the panel of the angle difference guiding ruler 8 faces upwards, 0-degree scale on the back side of the panel of the angle difference guiding ruler 8 is aligned with the screw high-side mark groove 11, a light beam emitted by the laser pen 6 is irradiated on the back side of the panel of the angle difference guiding ruler 8, and the angle of the position of a reading light spot is the negative value of the angle difference. No matter the positioning bolt 10 on the MWD directional joint 2 is positioned on the left side or the right side of the high-side marking groove 11 of the screw rod, the angular difference measuring ruler 8 can be conveniently and quickly used for measuring the angular difference, and operation of technicians is facilitated.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Technical solutions between various embodiments may be combined with each other, but must be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Claims (5)
1. The utility model provides a portable WMD angular difference guiding ruler application method of laser, the portable WMD angular difference guiding ruler that this method adopted includes that the non-magnetic drill collar (1), MWD directional joint (2), centralizer (3), short drill collar (4) and screw rod (5) that connect gradually, characterized by: the side wall of the MWD directional joint (2) is provided with a laser pen (6), a light source of the laser pen (6) is arranged downwards, a screw rod high side marking groove (11) is formed in the screw rod bending point on the side wall of the lower half portion of the screw rod (5), an angle difference guiding rule (8) is connected to the screw rod high side marking groove (11) in an leaning mode, 0-degree scales on a panel of the angle difference guiding rule (8) are tightly leaned against the high side marking groove, the panel of the angle difference guiding rule (8) is horizontally placed, and light beams emitted by the laser pen (6) form light spots on the panel of the angle difference guiding rule (8);
the method comprises the following steps:
step 1: installing a laser pointer (6) on the MWD orientation joint (2);
step 2: lifting the drilling tool to enable the high side marking groove (11) of the screw rod to be positioned at a position convenient for measurement, and aligning the 0-degree scale on the panel of the angle difference guiding rule (8) with the high side marking groove (11) of the screw rod;
and 3, step 3: opening the laser pen (6), irradiating light beams emitted by the laser pen (6) onto a panel of the angular difference guiding ruler (8), and reading the angle of the position of the light spot on the panel of the angular difference guiding ruler (8);
the installation of the laser pointer (6) on the MWD orientation joint (2) comprises the following steps:
step 1-1: the laser pen (6) is clamped in the circular ring (9) of the laser pen fixing clamp (7);
1, step 2: the laser pen fixing clamp (7) is clamped on the MWD directional connector (2) through a buckle;
1, step 3: the position of the laser pen fixing clamp (7) is adjusted through the positioning bolt (10), so that light beams emitted by the laser pen (6) are made to strike on a panel of the angle difference running rule (8);
when the positioning bolt (10) is positioned on the left side of the high-side marking groove (11) of the screw rod, the front side of the panel of the angle difference guiding ruler (8) faces upwards;
when the positioning bolt (10) is positioned on the right side of the high-side marking groove (11) of the screw rod, the reverse side of the panel of the angle difference guiding ruler (8) faces upwards.
2. The use method of the portable laser WMD angle difference running rule as claimed in claim 1, wherein: the lateral wall of MWD directional joint (2) is gone up the joint and is had laser pen fixing clip (7), and it has ring (9) to open on laser pen fixing clip (7), and laser pen (6) joint is in ring (9).
3. The use method of the portable laser WMD angle difference running rule as claimed in claim 2, wherein: a positioning bolt (10) capable of adjusting the position of the laser pen fixing clamp (7) is arranged in the middle of the MWD directional joint (2) in the vertical direction, and the positioning bolt (10) is flush with the side wall of the MWD directional joint (2).
4. The use method of the portable laser WMD angle difference running rule as claimed in claim 3, wherein: the laser pen (6) and the positioning bolt (10) have the same diameter.
5. The use method of the portable laser WMD angle difference running rule as claimed in claim 3, wherein: the angle difference guiding ruler (8) comprises a front surface and a back surface, and the front surface and the back surface are marked with 0-180-degree marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711442992.3A CN107916921B (en) | 2017-12-27 | 2017-12-27 | Portable laser MWD (measurement while drilling) angle difference running rule and using method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711442992.3A CN107916921B (en) | 2017-12-27 | 2017-12-27 | Portable laser MWD (measurement while drilling) angle difference running rule and using method |
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| CN107916921A CN107916921A (en) | 2018-04-17 |
| CN107916921B true CN107916921B (en) | 2021-03-19 |
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| CN111305821A (en) * | 2020-03-27 | 2020-06-19 | 宏华油气工程技术服务（四川）有限公司 | Drilling directional angle difference measuring device and measuring method |
| CN113027420B (en) * | 2021-04-13 | 2024-03-26 | 中国石油天然气股份有限公司 | Device and method for measuring borehole wall hole size by utilizing graduated scale |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4514796A (en) * | 1982-09-08 | 1985-04-30 | Joy Manufacturing Company | Method and apparatus for controlling the position of a hydraulic boom |
| JPH08226296A (en) * | 1995-02-23 | 1996-09-03 | Kubota Corp | Control method for head for propulsion |
| CN202064934U (en) * | 2011-06-03 | 2011-12-07 | 新疆贝肯能源工程股份有限公司 | MWD (Measurement While Drilling) external angular difference drill protractor |
| CN103343665B (en) * | 2013-06-25 | 2015-03-04 | 西南石油大学 | Method for reducing exterior angle deviation measuring errors of directional drilling assembly and drilling tool |
| CN104420827B (en) * | 2013-09-04 | 2018-03-30 | 中国石油化工股份有限公司 | For the measuring apparatus for the outer angular difference for measuring directed drilling drilling tool |
| CN203835377U (en) * | 2014-05-09 | 2014-09-17 | 中国石油大学(华东) | Novel wellhead angular difference measurement instrument for directional well |
| CN104234698B (en) * | 2014-07-17 | 2017-02-15 | 西安石油大学 | Laser-type angular difference measurement device and laser-type angular difference measurement method |
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Effective date of registration: 20211102 Address after: 100007 Oil Mansion, 9 North Avenue, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CHINA NATIONAL PETROLEUM CORPORATION CHUANQING DRILLING ENGINEERING Co. Address before: Room 1902, Changqing building, 151 Weiyang Road, Xi'an, Shaanxi 710018 Patentee before: CNPC CHUANQING DRILLING ENGINEERING CO., LTD. CHANGQING WELL DRILLING GENERAL Co. |