CN105806555B - Shackle device complete machine torsion calibration device and calibration method in a kind of vertical tubing and casing of one - Google Patents
Shackle device complete machine torsion calibration device and calibration method in a kind of vertical tubing and casing of one Download PDFInfo
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- CN105806555B CN105806555B CN201610230415.7A CN201610230415A CN105806555B CN 105806555 B CN105806555 B CN 105806555B CN 201610230415 A CN201610230415 A CN 201610230415A CN 105806555 B CN105806555 B CN 105806555B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
- G01L25/003—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency for measuring torque
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Abstract
The present invention provides shackle device complete machine torsion calibration device and calibration methods in a kind of vertical tubing and casing of one, the complete machine torsion calibration device includes pressure type torque sensor, oil pipe, pressure gauge, solenoid valve, voltage output pressure transmitter, Digital-display torque display, and accurate calibration is accomplished by the following way in the torque calibration method：First, measure the area V of pressure type torque sensor, and the relationship of pressure Mpa and power F are calculated according to F=Mpa/V formula, the arm of force for measuring shackle device in tubing and casing again calculates the torque value of standard, digital-to-analogue conversion is carried out by voltage output pressure transmitter and is shown torque by torque display, when applying torque and reaching preset torque, solenoid valve is closed, and carries out comparison amendment by pressure gauge indicating value and torque display indicating value, and then obtain accurate torque value.
Description
Technical field：
The present invention relates to a kind of upper shackle device complete machine torsion calibration devices, and in particular in a kind of vertical tubing and casing of one
Shackle device complete machine torsion calibration device and calibration method.
Background technology：
The main connection type of tubing and casing is to be threadedly coupled in petroleum drilling and mining industry, and threaded connection dedicated unit is tubing and casing
Upper shackle device.
As operation quantity of the oil well pipe in high-pressure well and deep-well, ultradeep well is also more and more, the matter of shackle on box cupling
Amount directly influences oil, the switching performance of casing and sealing performance.American Petroleum Institute and national standard are to different size, difference
It is buckled on the oil of grade of steel, casing and all gives stringent torque demand, when oil connection bonding strength leans on internal and external screw thread side tooth surface
Resilient engagement is realized.Ensure that internal and external screw thread reaches best cooperation, the accuracy of connector torque wrench moment is particularly significant.
If torque wrench moment is excessive will to squeeze bad oil, casing threads, there is thread gluing, influences to be threadedly coupled intensity and leakproofness；On if
Twist buckle square is insufficient, then phenomena such as causing to release, thread off, is poorly sealed, therefore the accuracy of torque wrench moment is particularly significant.
Shackle device includes mainly main pincers, back-up tong, braced frame in integral type tubing and casing, and main pincers are fixed, and back-up tong is
The characteristics of trailing type, the structure is that floor space is small, and the acquisition of shackle equipment torque is provided by hydraulic station in integral type at present
Pressure carry out signal acquisition, this method precision it is low and meanwhile cross torsion phenomenon than more serious, to screw thread damage it is larger, can not be accurate
The leakproofness and bonding strength for reflecting screw thread.Therefore equipment is improved both at home and abroad, using pressure type torque sensor
Torque acquisition is carried out, which is positioned on back-up tong.Since pressure type torque sensor is using fuel injection pressure signal, output
Be torque signal, therefore measure institute currently without dependent correction method.Shackle equipment is gone up in use simultaneously due to machine
There is abrasion in tool transmission system, and this change procedure is progressive, so torque calibration should periodically be carried out to equipment.It is fixed at present
Phase calibration method and disunity, (value is calculated by hydraulic motor to the basic corresponding torque of pressure using hydraulic system
Come) it is compared with sensor, but worn since equipment exists, there are errors for the corresponding pressure of calculated torque value, therefore
That arrives is also bigger to ratio error, and torque value is also inaccurate.The present invention by a kind of device and method can solve metering institute without
The problem of method is calibrated, while a kind of simple period calibration method being provided, it improves torque value and obtains accuracy, can really react
Screw thread performance.
Invention content：
The object of the present invention is to provide shackle device complete machine torsion calibration device and calibrations in a kind of vertical tubing and casing of one
Method realizes accurate conversion of the fuel injection pressure signal to torque signal.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
Shackle device complete machine torsion calibration device in a kind of vertical tubing and casing of one of the present invention, including pressure type torque pass
Sensor, oil pipe, solenoid valve, pressure gauge, voltage output pressure transmitter, Digital-display torque display and shielded cable；The pressure
Formula torque sensor is connected by oil pipe with pressure gauge and voltage output pressure transmitter, the voltage output pressure transmitter with
Digital-display torque display is connected by shielded cable, and the Digital-display torque display is connected with solenoid valve by shielded cable.
Above-mentioned pressure type torque sensor is made of gland, pressure pad, micromicrowatt and oil pocket, and micromicrowatt is connected with oil pocket, pressure pad
It is screwed micromicrowatt, gland is fixed by screw and oil pocket.
Above-mentioned Digital-display torque display, including display screen, data acquisition module, control unit, lithium battery, alarm list
Member, insulation blocking module composition, all constituents are connected by shielded cable.
Use the calibration method that shackle device complete machine torsion calibration device is calibrated in the vertical tubing and casing of above-mentioned one for：
Step 1：Measure pressure type torque sensor sectional area V, and according to F=Mpa/V formula calculate pressure Mpa with
The relationship of power F；Sample pipe is measured to the distance L of pressure type torque sensor, calculates the relationship of Mpa and torque N.m；
Step 2：The relationship of torque N.m and digital signal is determined according to voltage output pressure transmitter mV and Mpa relationships；
Step 3：Torque N.m and voltage output pressure transmitter mV correspondences are set to number according to formula A=KX+B
In the data collector of aobvious torque display, B is the zero mV values of digital signal, and K is the mV values per Mpa, and X is Mpa values, and A is
The corresponding mV values of torque；It takes five or five or more torque values to carry out calibration test, coefficient of correspondence is input to Digital-display torque
Display；
Step 4：Apply pressure to pressure type torque sensor, pressure passes to pressure gauge and voltage output pressure by oil pipe
Dac signal is passed to Digital-display torque display, finally shows torque value by power transmitter, voltage output pressure transmitter
Out, when torque reach setting torque value when, Digital-display torque display control unit triggering solenoid valve close, by pressure gauge with
The torque value of Digital-display torque display carries out comparison amendment, and then obtains accurate torque value；
Step 5：Pressure gauge and Digital-display torque display torque value are compared, when there is null offset in torque value, need pair
The zero coefficient of Digital-display torque display is recalibrated；When torque bias occurs in a point, a torque value is carried out again
It calculates, changes coefficient of correspondence.
Pressure in above-mentioned steps four is to press micromicrowatt by gland to generate.
The torque value of Digital-display torque display refers to by data collecting module collected voltage output pressure in above-mentioned steps four
The pressure signal of power transmitter carries out ad conversions, the torque value that pressure signal is switched to.
The present invention has the advantage that and effect：
1, present invention employs the calculating of simple formula, and obtaining pressure and torque value must be related to, while using same oil pipe
Pressure indicating value comparison is carried out to pressure gauge and Digital-display torque table, eliminate the error brought due to mechanical wear.And it proposes
Discriminating conduct judges that torque whether there is error.
2, it controls solenoid valve by the control module in Digital-display torque display to close, solve since equipment generates pressure
The case where fluctuation.
3, device provided by the invention and method are easy to operate, easy to use, that is, solving metering institute can not calibrate at present
The problem of also solve the problems, such as during upper shackle equipment use simultaneously during calibration, improve torque accuracy.
Description of the drawings：
Below in conjunction with the accompanying drawings, technical scheme of the present invention is described in further detail.
Fig. 1 is shackle device complete machine calibrating installation connection figure in tubing and casing.
Fig. 2 is Digital-display torque display device structure figure.
Fig. 3 is pressure type torque sensor structure chart.
Fig. 4 is calibration method block diagram.
Specific implementation method：
Shackle device complete machine torsion calibration device in tubing and casing as shown in Figure 1, including pressure type torque sensor (1),
Solenoid valve (2), pressure gauge (3), voltage output pressure transmitter (4), Digital-display torque display (5), the pressure type torque pass
Sensor (1) is connected by oil pipe (6) with solenoid valve (2), pressure gauge (3), solenoid valve (2) and voltage output pressure transmitter (4)
It is connected by the way that oil pipe (3) is logical, Digital-display torque display passes through shielded cable (7) phase with (5) voltage output pressure transmitter (4)
Even, solenoid valve (2) is connected with Digital-display torque display (5) by shielded cable (7).
Digital-display torque display (5) as shown in Figure 2 by display screen (8), data acquisition module (9), control unit (10),
Lithium battery (11), alarm unit (12), insulation blocking module (13) composition, data acquisition module (9) and insulation blocking module
(13) it is connected, data acquisition module (9) is connected (10) with control unit, alarm unit (12) and insulation blocking module (13) phase
Even, display screen (8) is connected on lithium battery (11) in system, and all constituents are connected by shielded cable (14).Data are adopted
Collect module (9), ad conversions are carried out according to acquisition pressure transmitter signal, pressure signal is switched into torque value.Display screen host is transported
Row interactive software receives the data of acquisition module, is set, shown, acquired and stored.Control unit (10), according to
The predetermined torque value and gathered data of data acquisition module (9) setting are compared, when acquisition torque value reaches predetermined torque value
When solenoid valve is closed.Alarm module (12), when torque occurs abnormal or device carries out alarm when something goes wrong.Isolation
Protection module (13), is isolated sensor signal and alarm output signal, and each device is made to reach live reliability and stabilization
Property require.
Pressure type torque sensor (1) as shown in Figure 3 is connected using micromicrowatt (17) with oil pocket (18), and pressure pad (16) is logical
It crosses screw and micromicrowatt (17) is fixed on oil pocket (18), gland (15) is fixed by screw and oil pocket (18), is applied to when there is external force
Gland (15) presses micromicrowatt (17) and generates pressure when sensor.
Shackle device complete machine torque calibration method in a kind of vertical tubing and casing of one：
Step 1：Measure pressure type torque sensor sectional area V, and according to F=Mpa/V formula calculate pressure Mpa with
The relationship of power F；Sample pipe is measured to the distance L of pressure type torque sensor, calculates the relationship of Mpa and torque N.m；
Step 2：The relationship of torque N.m and digital signal is determined according to voltage output pressure transmitter mV and Mpa relationships simultaneously
Digital-display torque display progress initial zero is carried out to edit；
Step 3：Torque N.m and voltage output pressure transmitter mV correspondences are set to number according to formula A=KX+B
In the data collector of aobvious torque display (5), B is the zero mV values of digital signal, and K is the mV values per Mpa, and X is Mpa values, A
For the corresponding mV values of torque；Five or five or more torque values are taken to carry out calibration test, coefficient of correspondence, which is input to digital display, to be turned round
Square display 5.
Step 4：Apply pressure to pressure type torque sensor (1), pressure passes to pressure gauge (3) and electricity by oil pipe (6)
Press output pressure transmitter (4), voltage output pressure transmitter (4) that dac signal is passed to Digital-display torque display (5),
Finally torque value is shown, when torque reaches setting torque value, the control unit (10) of Digital-display torque display (5) is touched
Solenoid valve (2) is closed, and the torque value of pressure gauge (3) and Digital-display torque display (5) is carried out comparison amendment, and then obtain standard
True torque value；
Step 5：The torque value of pressure gauge (3) and Digital-display torque display (5) is compared, when zero drift occurs in torque value
When shifting, the zero coefficient of Digital-display torque display (5) need to be recalibrated；When torque bias occurs in a point, a point is turned round
Square value is recalculated, and coefficient of correspondence is changed.
Claims (4)
1. shackle device complete machine torsion calibration device in a kind of vertical tubing and casing of one, it is characterised in that：Complete machine torque school
Standard apparatus includes pressure type torque sensor (1), solenoid valve (2), pressure gauge (3), voltage output pressure transmitter (4), digital display
Torque display (5), oil pipe (6) and shielded cable (7)；The pressure type torque sensor (1) passes through oil pipe (6) and pressure gauge
(3) and voltage output pressure transmitter (4) is connected, and the voltage output pressure transmitter (4) is logical with Digital-display torque display (5)
It crosses shielded cable (7) to be connected, the Digital-display torque display (5) is connected with solenoid valve (2) by shielded cable (7)；The pressure
Power formula torque sensor (1) is made of gland (15), pressure pad (16), micromicrowatt (17) and oil pocket (18), micromicrowatt (17) and oil pocket
(18) it is connected, pressure pad (16) is screwed micromicrowatt (17), and gland (15) is fixed by screw and oil pocket (18)；The digital display
Torque display (5) is by display screen (8), data acquisition module (9), control unit (10), lithium battery (11), alarm unit
(12), insulation blocking module (13) forms, and data acquisition module (9) is connected with insulation blocking module (13), data acquisition module
(9) it is connected with control unit (10), alarm unit (12) is connected with insulation blocking module (13), display screen (8) and lithium battery
(11) it is connected in system, all constituents are connected by shielded cable (14).
2. being calibrated using shackle device complete machine torsion calibration device in the vertical tubing and casing of one as described in claim 1
Calibration method, it is characterised in that：
Step 1：Pressure type torque sensor (1) sectional area V is measured, and pressure Mpa and power are calculated according to F=Mpa/V formula
The relationship of F；Sample pipe is measured to the distance L of pressure type torque sensor (1), calculates the relationship of Mpa and torque N.m；
Step 2：The relationship of torque N.m and digital signal is determined according to voltage output pressure transmitter (4) mV and Mpa relationships；
Step 3：Torque N.m and voltage output pressure transmitter (4) mV correspondences are set to number according to formula A=KX+B
In the data collector of aobvious torque display (5), B is the zero mV values of digital signal, and K is the mV values per Mpa, and X is Mpa values, A
For the corresponding mV values of torque；It takes five or more torque values to carry out calibration test, coefficient of correspondence is input to Digital-display torque display
(5)；
Step 4：Apply pressure to pressure type torque sensor (1), pressure passes to pressure gauge (3) by oil pipe (6) and voltage is defeated
Go out pressure transmitter (4), dac signal is passed to Digital-display torque display (5) by voltage output pressure transmitter (4), finally
Torque value is shown, when torque reaches setting torque value, control unit (10) the triggering electricity of Digital-display torque display (5)
Magnet valve (2) is closed, and the torque value of pressure gauge (3) and Digital-display torque display (5) is carried out comparison amendment, and then obtain accurately
Torque value；
Step 5：Pressure gauge (3) and Digital-display torque display (5) torque value are compared, when null offset occurs in torque value, needed
The zero coefficient of Digital-display torque display (5) is recalibrated；When torque bias occurs in a point, a torque value is carried out
It recalculates, changes coefficient of correspondence.
3. calibration method as claimed in claim 2, it is characterised in that：Pressure in the step 4 is pressed by gland (15)
What dynamic micromicrowatt (17) generated.
4. calibration method as claimed in claim 2, it is characterised in that：Digital-display torque display (5) is shown in the step 4
Torque value be that ad conversions are carried out by the pressure signal of data acquisition module (9) collection voltages output pressure transmitter (4), from
And the torque value for switching to pressure signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610230415.7A CN105806555B (en) | 2016-04-14 | 2016-04-14 | Shackle device complete machine torsion calibration device and calibration method in a kind of vertical tubing and casing of one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610230415.7A CN105806555B (en) | 2016-04-14 | 2016-04-14 | Shackle device complete machine torsion calibration device and calibration method in a kind of vertical tubing and casing of one |
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| Publication Number | Publication Date |
|---|---|
| CN105806555A CN105806555A (en) | 2016-07-27 |
| CN105806555B true CN105806555B (en) | 2018-08-07 |
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|---|---|---|---|
| CN201610230415.7A Active CN105806555B (en) | 2016-04-14 | 2016-04-14 | Shackle device complete machine torsion calibration device and calibration method in a kind of vertical tubing and casing of one |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200968186Y (en) * | 2006-11-08 | 2007-10-31 | 卞宇伟 | Upper buckle torque detecting control device of oilfield drilling preparing operation power tongs |
| CN103245458A (en) * | 2013-04-07 | 2013-08-14 | 北京机械设备研究所 | Half-sine quasi-static calibration device of force sensor |
| CN103698239A (en) * | 2013-12-12 | 2014-04-02 | 南车青岛四方机车车辆股份有限公司 | Calibration device of torque drawing machine |
| CN204807249U (en) * | 2015-06-18 | 2015-11-25 | 中国石油天然气股份有限公司 | Twist and detain quick -witted moment of torsion calibrating device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5360254B2 (en) * | 2012-03-21 | 2013-12-04 | トヨタ自動車株式会社 | Torque detection method and arm device |
-
2016
- 2016-04-14 CN CN201610230415.7A patent/CN105806555B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200968186Y (en) * | 2006-11-08 | 2007-10-31 | 卞宇伟 | Upper buckle torque detecting control device of oilfield drilling preparing operation power tongs |
| CN103245458A (en) * | 2013-04-07 | 2013-08-14 | 北京机械设备研究所 | Half-sine quasi-static calibration device of force sensor |
| CN103698239A (en) * | 2013-12-12 | 2014-04-02 | 南车青岛四方机车车辆股份有限公司 | Calibration device of torque drawing machine |
| CN204807249U (en) * | 2015-06-18 | 2015-11-25 | 中国石油天然气股份有限公司 | Twist and detain quick -witted moment of torsion calibrating device |
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| CN105806555A (en) | 2016-07-27 |
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Effective date of registration: 20181016 Address after: 100007 Dongzhimen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: Baoji Petroleum Steel Pipe Co., Ltd. Patentee after: China Petroleum and Natural Gas Group Co., Ltd. Address before: 721008 10 Jiang Tan Road, Weibin District, Baoji, Shaanxi. Patentee before: Baoji Petroleum Steel Pipe Co., Ltd. |