CN206020291U - Laser ring imaging detection instrument inside pipe body - Google Patents
Laser ring imaging detection instrument inside pipe body Download PDFInfo
- Publication number
- CN206020291U CN206020291U CN201620993001.5U CN201620993001U CN206020291U CN 206020291 U CN206020291 U CN 206020291U CN 201620993001 U CN201620993001 U CN 201620993001U CN 206020291 U CN206020291 U CN 206020291U
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- laser
- drilling rod
- output shaft
- rotary mechanism
- servomotor
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- 238000003384 imaging method Methods 0.000 title claims description 7
- 238000001514 detection method Methods 0.000 title abstract description 31
- 238000005553 drilling Methods 0.000 claims abstract description 59
- 230000008054 signal transmission Effects 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims abstract description 4
- 238000012545 processing Methods 0.000 claims description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 abstract description 29
- 238000005260 corrosion Methods 0.000 abstract description 29
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000007363 ring formation reaction Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model discloses an internal laser ring formation of image detecting instrument of pipe, including mechanical part, the data transmission part, control and operation formation of image part, mechanical part is including the organism of installing servo motor, umbelliform internal stay mechanism, umbelliform feed mechanism, the electric sliding ring, laser rotary mechanism, umbelliform internal stay structure passes through the bolt fastening on the engine body shell, prevent that signal transmission line winding electric sliding ring from setting up on the organism of servo motor's output shaft one end, the top of servo motor's output shaft is fixed with laser rotary mechanism, umbelliform feed mechanism sets up on servo motor's between electric sliding ring and laser rotary mechanism output shaft, laser sensor sets up on laser rotary mechanism. The utility model discloses detection method is simple, can high-efficient accurate acquisition drilling rod inner wall corrosion information, provides technical support for the detection precision that improves the drilling rod.
Description
Technical field
The utility model is related to a kind of tubular body laser ring image checking instrument technical field, specifically a kind of use
In detection oil drill rocker internal corrosion degree, and provide the device of oil drill rocker internal corrosion information.
Background technology
Drilling rod is the critical equipment in oil drill string, and it can be to the pressure needed for shaft bottom drill bit transmission broken rock, rotating speed, torsion
Square.In wellbore construction, there are axial force, centrifugal force, twisting resistance, moment of flexure and dynamic loading and be applied concurrently on drilling rod, this
Corrosive medium heavy corrosion drilling rod in outer drilling fluid and drilling fluid.Any position failure of drilling rod can all cause serious drilling well
Accident.Dynamic Non-Destruction Measurement is that detection drilling rod has flawless effective ways, therefore to the various etch pits of drilling rod, corrosion cracking
Detected that energy effective control drilling rod quality improves the reliability that drilling rod is used.Current main to the detection of oil drill rocker inwall
Ultrasound examination is relied on, this detection method needs couplant, be not easy to the mobile detection of outdoor.
The method of existing laser detection drilling rod inner wall corrosion, laser rotary mechanism are on lorry, by four-wheel
Dolly is fed in axial direction, the data of the collection inner wall section that rotates in a circumferential direction of laser rotary mechanism, then data are processed
Reach a conclusion.This method cannot realize the detection of pipe with small pipe diameter, and in addition this device is difficult to make laser rotary mechanism in axle center position
Put.Therefore, the method drilling rod high to pipe with small pipe diameter, accuracy of detection do not apply to.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of tubular body laser ring image checking
Instrument, so as to high efficiency, height automatically realize the detection to drilling rod inner wall corrosion.
For realizing that above-mentioned purpose, the utility model are adopted the following technical scheme that：A kind of tubular body laser ring imaging
Detecting instrument, including mechanical part, tcp data segment, control and computing imaging moiety, mechanical part includes being provided with servo
The body of motor, umbrella support mechanism, umbrella feed mechanism, electric slip ring, laser rotary mechanism, umbrella support structure pass through bolt
It is fixed on body fuselage, prevents the electric slip ring of signal transmission line winding to be arranged on the body of output shaft one end of servomotor
On, the top of the output shaft of servomotor is fixed with laser rotary mechanism, and umbrella feed mechanism is arranged on electric slip ring and laser rotation
On the output shaft of the servomotor between rotation mechanism, laser sensor is arranged in laser rotary mechanism；
Tcp data segment includes that laser sensor, data collecting card, router, laser sensor are converted into distance value
Magnitude of voltage, data collecting card gather the magnitude of voltage of laser sensor, and the data that data collecting card is gathered by router pass through ether
Net is transferred out；
With computing imaging moiety, control includes that controller and host computer, controller are connected with servomotor by control line,
, by router network consisting, control card is external control module, for control pipe for controller, data collecting card, host computer
Position of the body inner laser ring image checking instrument inside drilling rod；Host computer is used for analyzing and processing drilling rod outline data, obtains
Testing result.
The umbrella support mechanism is 2, and one is fixed on body fuselage front end, and one is fixed on body fuselage rear end.
The laser sensor is 2, and 180 ° are arranged symmetrically vertically.
The detection method of above-mentioned tubular body laser ring image checking instrument, comprises the following steps：
Step one：Relevant parameter is input in inspection software or using the parameter being cured directly with handle control detection
Instrument；
Step 2：The umbrella support structure of selection adaptation caliber, connection cable, laser ring image checking instrument, host computer,
Laser ring image checking instrument is put in drilling rod to be checked；
Step 3：Starting detecting instrument drives servomotor to advance 1.5 2 meters, drives 2 high-precision laser sensor edges
Axial direction is gently moved, while servomotor drives 2 high-precision laser sensor rotations, is swashed per 2 high accuracy in a flash
The laser beam of optical sensor transmitting all will intercept one section of drilling rod, obtain the outline data in the section, in the drilling rod collection
Wall outline data is sent in host computer and preserves；
Step 4：Host computer carries out data processing to the drilling rod inner surface contour data for obtaining, i.e., 2 symmetrical laser
The value of sensor measurement is added with certain certain value, is reduced detection means not in the impact in axle center, is drawn the diameter of drilling rod inwall,
Then show according to the depth of drilling rod inner wall corrosion situation color that the degree of corrosion, tiling launch an X-Y scheme；
Step 5：The drilling rod inner wall corrosion figure of detection is obtained, the maximum of drilling rod inner wall corrosion is obtained, by above-mentioned maximum
Value is made comparisons with given drilling rod degree of corrosion limit value, judges whether the extent of corrosion at maximum corrosion meets drilling rod degree of corrosion and sentence
More than limit value, disconnected requirement, maximum then show that drilling rod is unqualified, otherwise be qualified；
Step 6：For improving the accuracy of detection data, take multiple measurements, complete single detection；
Step 7：By that analogy, repeat step three obtains repeated detection data and result to step 5；
Step 8：Above-mentioned judgement data and result is recorded, will determine that result and the coordinate information at maximum corrosion are provided
Give user；If multiple measurement results are all qualified, show that drilling rod is qualified, otherwise unqualified.
Step 9：After detection is finished, close servomotor, two laser sensors, host computers, cut off the electricity supply, pull down pipe
Industrial control box put into by body inner laser ring image checking instrument.
Tubular body laser ring image checking instrument of the present utility model and method have excellent as follows compared with prior art
Point：Scientific structure, high degree of automation, detection efficiency are high, can be detected by detecting instrument and obtain high-precision drilling rod inwall
Outline data.Elastic supporting mechanism is adapted to the change in drilling rod section.
Description of the drawings
Fig. 1 is the structural representation of tubular body laser ring image checking instrument of the present utility model.
Specific embodiment
With reference to the accompanying drawings and detailed description the utility model is described in further detail：
As shown in figure 1, tubular body laser ring image checking instrument of the present utility model, passes including mechanical part, data
Defeated part, control and computing imaging moiety, mechanical part include body 6, the umbrella support mechanism 5, umbrella for being provided with servomotor
Shape feed mechanism 3, electric slip ring 4, laser rotary mechanism 1, umbrella support structure 5 are bolted on 6 shell of body, are prevented
The electric slip ring 4 of signal transmission line winding is arranged on the body 6 of 7 one end of output shaft of servomotor, the output of servomotor
The top of axle 7 is fixed with laser rotary mechanism 1, and umbrella feed mechanism 3 is arranged between electric slip ring 4 and laser rotary mechanism 1
On the output shaft 7 of servomotor, laser sensor 2 is arranged in laser rotary mechanism 1；
Tcp data segment includes that laser sensor 2, data collecting card, router, laser sensor change distance value
Into magnitude of voltage, data collecting card gathers the magnitude of voltage of laser sensor, the data that data collecting card gather by router by with
Too net is transferred out；
With computing imaging moiety, control includes that controller and host computer 8, controller are connected with servomotor by control line,
, by router network consisting, control card is external control module, for control pipe for controller, data collecting card, host computer
Position of the body inner laser ring image checking instrument inside drilling rod；Host computer is used for analyzing and processing drilling rod outline data, obtains
Testing result.
The umbrella support mechanism 5 is 2, and one is fixed on 6 case nose of body, after one is fixed on 6 shell of body
End.
The laser sensor 2 is 2, and 180 ° are arranged symmetrically vertically.
The detection method of above-mentioned tubular body laser ring image checking instrument, comprises the following steps：
Step one：Relevant parameter (parameter such as drilling rod specification, Scanning speed) is input in inspection software or using solidification
Good parameter directly controls scanning equipment with handle；
Step 2：The umbrella support structure of selection adaptation caliber, connection cable, laser ring image checking instrument, host computer,
Laser ring image checking instrument is put in drilling rod to be checked；
Step 3：Starting scanning equipment drives servomotor to advance 1.5 2 meters of (servomotor and umbrellas in scanning equipment
The pace of feed mechanism is associated), drive 2 high-precision laser sensors in axial direction gently to move, while servo
Motor drives 2 high-precision laser sensor rotations, and the laser beam per 2 high-precision laser sensor emissions in a flash will all cut
One section of drilling rod is taken, the outline data in the section is obtained, the drilling rod inner surface contour data of collection is sent in host computer and is preserved；
Step 4：Host computer carries out data processing to the drilling rod inner surface contour data for obtaining, i.e., 2 symmetrical laser
The value of sensor measurement is added with certain certain value, is reduced detection means not in the impact in axle center, is drawn the diameter of drilling rod inwall,
Then show according to the depth of drilling rod inner wall corrosion situation color that the degree (distance changes into color) of corrosion, tiling launch one
Individual X-Y scheme；
Step 5：The drilling rod inner wall corrosion figure of detection is obtained, the maximum of drilling rod inner wall corrosion is obtained, by above-mentioned maximum
Value is made comparisons with given drilling rod degree of corrosion limit value, judges whether the extent of corrosion at maximum corrosion meets drilling rod degree of corrosion and sentence
More than limit value, disconnected requirement, maximum then show that drilling rod is unqualified, otherwise be qualified；
Step 6：For improving the accuracy of detection data, take multiple measurements, complete single detection；
Step 7：By that analogy, repeat step three obtains repeated detection data and result to step 5；
Step 8：Above-mentioned judgement data and result is recorded, will determine that result and the coordinate information at maximum corrosion are provided
Give user；If multiple measurement results are all qualified, show that drilling rod is qualified, otherwise unqualified.
Step 9：After detection is finished, close servomotor, two laser sensors, host computers, cut off the electricity supply, pull down pipe
Industrial control box put into by body inner laser ring image checking instrument.
The elastic umbrella support being made up of support wheel, wheel shaft, support wheel support, support base, torsion spring in the utility model
Mechanism, can adapt to the change of drilling rod internal diameter；Simultaneously using the support of swept-back, shadow of the drilling rod inwall boss to feeding is solved
Ring, if support mechanism is vertical with drilling rod inwall, in order to adapt to caliber, diameter is smaller, and being fed into boss can be by card for support wheel
Firmly.The umbrella feed mechanism being made up of feed wheel, wheel shaft, adapter, screwdriven support, spiral base, feed wheel and axial direction
Into fixed helical angle, helical angle has corresponding relation with the speed of feeding, in order to ensure three groups of feed arrangements and axial direction in direction
Angle identical, adapter subscript scale (be prior art about umbrella support mechanism and umbrella feed mechanism, Ke Yican
See《Petroleum machinery》" Parameter analysis and characteristic research of umbrella radial expansion mechanism " of the 1st phase of volume 43 in 2015)；Output shaft
Rotation, there is provided the power of the feeding of whole device.This detection method is symmetrically placed with 180 ° of 2 laser sensors, in rotation
Drilling rod inwall three-dimensional coordinate information is gathered during turning, and servomotor turns the whole circle that half-turn can detect drilling rod；By host computer
The expanded view of 360 ° of drilling rod inwall is processed and calculates, and the degree for corrosion being represented with Colorbr, with drilling rod inner wall corrosion limit value
Compare, judge drilling rod inner wall corrosion situation, will determine that result is supplied to user.This apparatus structure science, detection method are simple, can
Efficiently and accurately obtains drilling rod inner wall corrosion information, provides technical support for improving the accuracy of detection of drilling rod.
In sum, content of the present utility model is not limited in the above embodiments, in same area insighted it
Scholar can propose other embodiments within technological guidance's thought of the present utility model easily, but this embodiment is all wrapped
Include within the scope of the utility model.
Claims (3)
1. a kind of tubular body laser ring image checking instrument, is imaged including mechanical part, tcp data segment, control and computing
Part, it is characterised in that mechanical part includes being provided with the body (6) of servomotor, umbrella support mechanism (5), umbrella feeding
Mechanism (3), electric slip ring (4), laser rotary mechanism (1), umbrella support structure (5) are bolted on body (6) shell,
On the body (6) of output shaft (7) one end for preventing the electric slip ring (4) of signal transmission line winding to be arranged on servomotor, servo
The top of the output shaft (7) of motor is fixed with laser rotary mechanism (1), and umbrella feed mechanism (3) is arranged on electric slip ring (4) and swashs
On the output shaft (7) of the servomotor between light rotating mechanism (1), laser sensor (2) is arranged on laser rotary mechanism (1)
On；
Tcp data segment includes that laser sensor (2), data collecting card, router, laser sensor are converted into distance value
Magnitude of voltage, data collecting card gather the magnitude of voltage of laser sensor, and the data that data collecting card is gathered by router pass through ether
Net is transferred out；
With computing imaging moiety, control includes that controller and host computer (8), controller are connected with servomotor by control line, control
, by router network consisting, control card is external control module, for controlling body for device processed, data collecting card, host computer
Position of the inner laser ring image checking instrument inside drilling rod；Host computer is used for analyzing and processing drilling rod outline data, is examined
Survey result.
2. tubular body laser ring image checking instrument according to claim 1, it is characterised in that the umbrella supports machine
Structure (5) is 2, and one is fixed on body (6) case nose, and one is fixed on body (6) outer casing back.
3. tubular body laser ring image checking instrument according to claim 1, it is characterised in that the laser sensor
(2) it is 2,180 ° are arranged symmetrically vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620993001.5U CN206020291U (en) | 2016-08-30 | 2016-08-30 | Laser ring imaging detection instrument inside pipe body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620993001.5U CN206020291U (en) | 2016-08-30 | 2016-08-30 | Laser ring imaging detection instrument inside pipe body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206020291U true CN206020291U (en) | 2017-03-15 |
Family
ID=58254128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620993001.5U Active CN206020291U (en) | 2016-08-30 | 2016-08-30 | Laser ring imaging detection instrument inside pipe body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206020291U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226328A (en) * | 2016-08-30 | 2016-12-14 | 中国石油集团渤海钻探工程有限公司 | Laser ring imaging detection instrument and detection method for interior of pipe body |
| CN113804698A (en) * | 2021-11-17 | 2021-12-17 | 北京蜂盛蜜匀农业科技有限公司 | Self-propelled intelligent pipeline 3D imaging and measuring device and measuring method thereof |
-
2016
- 2016-08-30 CN CN201620993001.5U patent/CN206020291U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226328A (en) * | 2016-08-30 | 2016-12-14 | 中国石油集团渤海钻探工程有限公司 | Laser ring imaging detection instrument and detection method for interior of pipe body |
| CN106226328B (en) * | 2016-08-30 | 2022-09-09 | 中国石油天然气集团有限公司 | Laser ring imaging detection instrument and detection method for interior of pipe body |
| CN113804698A (en) * | 2021-11-17 | 2021-12-17 | 北京蜂盛蜜匀农业科技有限公司 | Self-propelled intelligent pipeline 3D imaging and measuring device and measuring method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211009 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Drilling Engineering Co.,Ltd. Address before: 300457 Tianjin Binhai New Area Development Zone Huanghai Road 106, Bohai Drilling Engineering Co., Ltd. science and Technology Development Office Patentee before: CNPC Bohai Drilling Engineering Co.,Ltd. |