CN209261510U - A kind of identification of iron driller tubing string and collar locator device - Google Patents
A kind of identification of iron driller tubing string and collar locator device Download PDFInfo
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- CN209261510U CN209261510U CN201822032508.6U CN201822032508U CN209261510U CN 209261510 U CN209261510 U CN 209261510U CN 201822032508 U CN201822032508 U CN 201822032508U CN 209261510 U CN209261510 U CN 209261510U
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- tubing string
- iron driller
- casing
- assembly
- displacement sensor
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Abstract
The utility model relates to a kind of identification of iron driller tubing string and coupling face positioning devices, structure is that the displacement sensing component is made of displacement sensor and magnet ring, the installation assembly is assembled by front cover, two cover plates, two blocks of side plates and rear cover, it is characterized by: displacement sensor covers after being mounted on, magnet ring is installed on the casing rear end of sliding assembly, and the casing for sliding assembly passes through front cover mounting hole, spring is installed between the front cover and the rear cover, and the measuring staff of casing and displacement sensor is inserted into spring.The position of displacement sensor measuring staff reaction magnetic ring is so that it is determined that the opposite change in displacement installed between assembly of sliding assembly.In use, installation assembly is installed on iron driller caliper bottom, device is stretched out with iron driller jaw to station position location utility model device, reaches tubing string identifying purpose.Device has achieved the purpose that tubing string identification and coupling face positioning during stretching out with iron driller with going up and down.
Description
Technical field
The utility model relates to petroleum machinery apparatus field, it is specifically related to a kind of iron driller tubing string identification and coupling face
Positioning device.
Background technique
Iron driller be it is a kind of for being attached to tubing strings such as drilling rod, drill collar, oil pipes in oil drilling, workover treatment and
The tool of disassembly, in the course of work of iron driller, a) tubing string can not be identified, iron driller tightening torque and jig jaw clamping force can not
Automatic setting, user need to search its performance parameter according to target tube column tube diameter when use, manually set iron driller jig jaw clamping force
And tightening torque, otherwise there is the possibility of damage tubing string；B) string collar face height can not be accurately positioned, on iron driller/unload
Before button, iron driller lifting need to be manually controlled according to string collar face height, since iron driller installation site is possible to inconvenient
Operator's observation, needs well head worker to command；Iron driller is carried out with above method using manipulation, although its function can be reached
Energy purpose, but also suffer from certain drawbacks: (1) it manually sets iron driller control parameter and adjusts its height adaptation string collar end
Face, inefficiency seriously affect wellsite operation efficiency；(2) there are in iron driller use process due to user's misoperation and
Cause the possibility of safety accident；(3) iron driller working depth can not facilitate, be accurately positioned, and can make iron driller jaw clamped position
Deviation jumps to break and waits abnormal wastes if jaw clamping band includes string collar wear-resistant strip it will cause iron driller labial teeth；(4) iron
Driller's the degree of automation is difficult to further be promoted, and reaching one key operation of iron driller, there are few may.
Summary of the invention
The purpose of the utility model is to provide a kind of identification of iron driller tubing string and coupling face at low cost, adaptation is wide are fixed
Position device, for overcoming the shortcomings of background technique.
A kind of identification of iron driller tubing string and coupling face positioning device, including displacement sensing component, installation assembly and cunning
Dynamic assembly, spring, the displacement sensing component are made of displacement sensor and magnet ring, and the installation assembly is by preceding
Lid, two cover plates, two blocks of side plates and rear cover assemble, it is characterised in that: displacement sensor covers after being mounted on, magnet ring installation
In sliding assembly casing rear end on, and slide assembly casing pass through front cover mounting hole, spring be mounted on front cover and after
Between lid, and the measuring staff of casing and displacement sensor is inserted into spring, the change in location that displacement sensor passes through detection magnet ring
The displacement signal of the sliding assembly of the output present apparatus in real time.
The sliding assembly includes sliding detection block, casing, preceding check ring, before sliding detection block is installed on casing
End, casing pass through front cover mounting hole and are fixed by preceding check ring.
It is also reinforced using several straight pins between sliding detection block and casing, between limit slippage detection block and casing
Rotary motion.
The preceding check ring is equipped with the groove that boss and cover board are equipped with and cooperates, the rotary motion of limiting boot.
A method of utilizing the iron driller tubing string identification and coupling face positioning device, it is characterised in that by following
Step carries out:
Step 1 need to meet the following conditions: a) slide assembly sliding center line and anvil when by installation assembly installation
Work jaw clamps vertical and intersectant centerline；B) when free state, sliding detection block detection faces and iron driller jaw clamp center line
Between distance be Lmin, minimum pipe/2 Lmin <；When sliding assembly limited compression, detection block detection faces and iron driller are slided
The distance that jaw clamps centreline space is Lmax, Lmax >=maximum caliber/2；C) it after installing, slides in detection block among slope
Vertical interval is H1 between point and main back-up tong ideal operation face, is slided under detection block along slope intermediate point and main back-up tong ideal operation face
Between vertical interval be H2；
Step 2, iron roughneck systems determine that station position has needed connecting tube column, record the current shift value of displacement sensor
Lb, control iron driller are stretched out to station position location, and tubing string to be connected contacts with sliding detection block and pushes sliding during this
Assembly is mobile, displacement sensor real-time detection shift value, at the end of iron driller stretches out and reaches position location and act, record
Displacement sensor current value Lq, tubing string diameter of phi G=2 × (Lmin+Lb-Lq)；After tubing string diameter is identified by iron roughneck systems, in advance
Setting tubing string type, tubing string diameter, tubing string clamping force and tubing string tightening torque correspond to table, according to the tubing string type of selection and identification
Caliber out reads corresponding tubing string clamping force and tubing string tightening torque in corresponding table, reaches the target set automatically.
The method of the identification of iron driller tubing string and coupling face positioning device, it is characterised in that further comprising the steps of
Three, position location is reached when iron driller stretches out, after the completion of tubing string identification, is closed according to the position between sliding detection block and string collar
System, selection control iron driller rise or fall automatically, and utility model device rises or falls with iron driller, and sliding detection block exists
Slided on tubing string, sliding assembly moves back or moves forward after touching box cupling edge, if displacement sensor change in displacement absolute value |
△ Lj | >=5mm then assert and detects box cupling lower edge or upper edge, and iron roughneck systems record sliding detection block height H at this time, then
Know: when rise detection or decline detect △ Lj or-△ Lj, coupling face height is H+Hj, main back-up tong ideal operation face height
For H+H1, iron driller continues automatic lifting distance △ H=(H+Hj)-(H+H1)；Decline detection or rise detection to △ Lj or-△
When Lj, coupling face height is H-Hj, and main back-up tong ideal operation face height is H+H2, and iron driller continues automatic lifting distance △ H
=(H-Hj)-(H+H2)；So reach coupling face positioning purpose.
The iron driller of the described device installation has following functions: a) telescopic locating function and flexible positioning accuracy should be less than
±1mm；B) it goes up and down positioning function and lifting positioning accuracy is less than ± 2mm；C) coupling length set-up function and coupling length value Hj
Setting accuracy is less than ± 1cm.
When the utility model is used, device is stretched out with iron driller jaw to station position location, and sliding detection block touches
Assembly is slided after tubing string to move back therewith, is reached station position location and is stopped, reaching tubing string identifying purpose.Then device is with anvil
Work rises or falls, and sliding detection block is slided on tubing string, and sliding assembly moves back or moves forward after touching box cupling edge, reaches
The purpose of tubing string identification and coupling face positioning.
Detailed description of the invention
Fig. 1 a is the schematic structural cross-sectional view of utility model device.
Fig. 1 b is the entity schematic diagram of utility model device.
Fig. 2 is the installation site figure of utility model device.
Fig. 3 is the tubing string identification schematic diagram of utility model device.
Fig. 4 is the coupling face positioning schematic diagram of utility model device.
Specific embodiment
Below with reference to the accompanying drawings the utility model is described in detail.
As shown in Figure 1 a, 1 b, a kind of iron driller tubing string identification and coupling face positioning device, including displacement sensing portion
Part, installation assembly and sliding assembly, spring 10, the displacement sensing component are made of displacement sensor 13 and magnet ring 8,
The installation assembly is assembled by front cover 5,11, two blocks of side plates 9 of two cover plates and rear cover 12, the sliding assembly
Including sliding detection block 1, casing 4, preceding check ring 6, it is characterised in that: sliding detection block 1 is installed on set by fastening bolt 2
4 front end of pipe is also reinforced using two straight pins between sliding detection block 1 and casing 4, and straight pin 3 is detected for limit slippage
Rotary motion between block 1 and casing 4, casing 4 pass through 5 mounting hole of front cover, fixed by holding screw 7 and preceding check ring 6, preceding
The groove that the boss and cover board 9 that check ring 6 is equipped with are equipped with cooperates, the rotary motion of limiting boot 4, before spring 10 is installed on
Between lid 5 and rear cover 12, magnet ring 8 is fixed on 4 rear end of casing, and displacement sensor 13 is installed on rear cover 12, and casing 4 and displacement
The measuring staff of sensor 13 is inserted into spring, and the position of 13 measuring staff reaction magnetic ring 8 of displacement sensor is so that it is determined that sliding assembly
Change in displacement between opposite installation assembly.
A method of utilizing the iron driller tubing string identification and coupling face positioning device, it is characterised in that by following
Step carries out:
Step 1, as shown in Fig. 2, when will install assembly installation the following conditions need to be met: a) sliding in assembly sliding
Heart line and iron driller jaw clamp vertical and intersectant centerline；B) when free state, sliding detection block detection faces and iron driller jaw
The distance for clamping centreline space is Lmin, minimum pipe/2 Lmin <；When sliding assembly limited compression, sliding detection block detection
It is Lmax, Lmax >=maximum caliber/2 at a distance from centreline space that face is clamped with iron driller jaw；C) it after installing, slides in detection block
Vertical interval is H1 between slope intermediate point and main back-up tong ideal operation face, is slided under detection block along slope intermediate point and main back-up tong
Vertical interval is H2 between ideal operation face；The iron driller of the described device installation has following functions: a) telescopic locating function and
Flexible positioning accuracy should be less than ± 1mm；B) it goes up and down positioning function and lifting positioning accuracy is less than ± 2mm；C) coupling length is set
Function and coupling length value Hj setting accuracy are less than ± 1cm；
Step 2 records displacement sensor as shown in figure 3, iron roughneck systems determine that station position has needed connecting tube column
Current shift value Lb, control iron driller are stretched out to station position location, and tubing string to be connected is contacted with sliding detection block during this
And pushing sliding assembly mobile, displacement sensor real-time detection shift value reaches position location and movement when iron driller stretches out
At the end of, record displacement sensor current value Lq, tubing string diameter of phi G=2 × (Lmin+Lb-Lq)；Tubing string diameter is by iron driller system
After system identification, pre-sets tubing string type, tubing string diameter, tubing string clamping force and tubing string tightening torque and correspond to table, according to the pipe of selection
Column type and the caliber identified read corresponding tubing string clamping force and tubing string tightening torque in corresponding table, reaches and sets automatically
Target.
Step 3, as shown in figure 4, the method for the identification of iron driller tubing string and coupling face positioning device, feature
Be further comprising the steps of three, when iron driller stretch out reach position location, tubing string identification after the completion of, according to sliding detection block with
Positional relationship between string collar, selection control iron driller rise or fall automatically, and utility model device rises with iron driller
Or decline, sliding detection block are slided on tubing string, sliding assembly moves back or moves forward after touching box cupling edge, if displacement passes
Sensor change in displacement absolute value | △ Lj | >=5mm then assert and detects box cupling lower edge or upper edge, and iron roughneck systems record at this time
Slide detection block height H, then know: when rise detection or decline detect △ Lj or-△ Lj, coupling face height is H+Hj, main
Back-up tong ideal operation face height is H+H1, and iron driller continues automatic lifting distance △ H=(H+Hj)-(H+H1)；Decline detection or
When rise detection is to △ Lj or-△ Lj, coupling face height is H-Hj, and main back-up tong ideal operation face height is H+H2, iron driller
Continue automatic lifting distance △ H=(H-Hj)-(H+H2)；So reach coupling face positioning purpose.
Project Realization proves that the identification of iron driller tubing string and coupling face positioning device can effectively identify Oil Field portion big absolutely
It is in charge of column, during elevating control, accurate positioning to coupling face meets engineering application requirement.Due to the utility model
The use of device presses start key after selected upper/shackle and station position (well head/rat hole), and iron roughneck systems can be automatic complete
At position of readiness is returned to after tubing string connection/dismantlement work, the purpose of iron driller the degree of automation promotion is realized.
Claims (4)
1. a kind of iron driller tubing string identification and coupling face positioning device, including displacement sensing component, installation assembly and sliding
Assembly, spring, the displacement sensing component are made of displacement sensor and magnet ring, the installation assembly by front cover,
Two cover plates, two blocks of side plates and rear cover assemble, it is characterised in that: displacement sensor covers after being mounted on, and magnet ring is installed on
On the casing rear end for sliding assembly, and the casing for sliding assembly passes through front cover mounting hole, and spring is mounted on front cover and rear cover
Between, and the measuring staff of casing and displacement sensor is inserted into spring.
2. iron driller tubing string identification according to claim 1 and coupling face positioning device, it is characterised in that: the cunning
Dynamic assembly includes sliding detection block, casing, preceding check ring, and sliding detection block is installed on casing front end, and casing passes through front cover
Mounting hole is simultaneously fixed by preceding check ring.
3. iron driller tubing string identification according to claim 2 and coupling face positioning device, it is characterised in that: examined in sliding
It surveys between block and casing and is also reinforced using several straight pins.
4. iron driller tubing string identification according to claim 2 and coupling face positioning device, it is characterised in that: before described
Check ring is equipped with the groove that boss and cover board are equipped with and cooperates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822032508.6U CN209261510U (en) | 2018-12-05 | 2018-12-05 | A kind of identification of iron driller tubing string and collar locator device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822032508.6U CN209261510U (en) | 2018-12-05 | 2018-12-05 | A kind of identification of iron driller tubing string and collar locator device |
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| Publication Number | Publication Date |
|---|---|
| CN209261510U true CN209261510U (en) | 2019-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822032508.6U Active CN209261510U (en) | 2018-12-05 | 2018-12-05 | A kind of identification of iron driller tubing string and collar locator device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488230A (en) * | 2018-12-05 | 2019-03-19 | 湖北江汉石油仪器仪表股份有限公司 | A kind of identification of iron driller tubing string and collar locator device and method |
| CN112630003A (en) * | 2020-12-21 | 2021-04-09 | 浙江工业大学 | Safety plug pin plugging device in large-scale multifunctional electro-hydraulic servo structure test system |
-
2018
- 2018-12-05 CN CN201822032508.6U patent/CN209261510U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488230A (en) * | 2018-12-05 | 2019-03-19 | 湖北江汉石油仪器仪表股份有限公司 | A kind of identification of iron driller tubing string and collar locator device and method |
| CN112630003A (en) * | 2020-12-21 | 2021-04-09 | 浙江工业大学 | Safety plug pin plugging device in large-scale multifunctional electro-hydraulic servo structure test system |
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