CN207095769U - Large-tonnage oil well pipe combined loading test platform load transducer on-line proving device - Google Patents
Large-tonnage oil well pipe combined loading test platform load transducer on-line proving device Download PDFInfo
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- CN207095769U CN207095769U CN201720878806.XU CN201720878806U CN207095769U CN 207095769 U CN207095769 U CN 207095769U CN 201720878806 U CN201720878806 U CN 201720878806U CN 207095769 U CN207095769 U CN 207095769U
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Abstract
It the utility model is related to metal pipe material experiment mechanics field, and in particular to a kind of large-tonnage oil well pipe combined loading test platform load transducer on-line proving device.It includes T connector, axle sleeve, interstage sleeve, overcoat, force bearing ring, sensor pressure head, sensor, sensor force-bearing base, slip flat key, sliding sleeve, big silk braid, connecting rod, and the carrying device for measuring force with commutation function is built into by these parts；When needing to demarcate testing stand load transducer, the utility model is arranged on the installation site of testing stand sample, and T connector and connecting rod are connected with testing stand both ends mother buckle respectively；Transmitting and converting is carried out by component therein, measures pulling to load value or pressing to load value for testing stand application, the respective loads data that itself sensor of resulting data and testing stand measures are compared and corrected, and make bench run DATA REASONING more accurate.
Description
Technical field
It the utility model is related to metal pipe material experiment mechanics field, and in particular to a kind of large-tonnage oil well pipe Combined Loading examination
Test platform load transducer on-line proving device.
Background technology
With the rapid development of Petroleum Industry, the demand of OCTG is increasing, and the requirement to pipe performance is more next
It is higher, to the test level of pipe performance requirement also more and more higher, therefore large-tonnage oil well pipe combined loading test platform meet the tendency of and
It is raw；（So-called large-tonnage is bearing capacity more than 1000 tons）；According to the actual demand in oil field, testing stand can simulate use environment bar
Part（Water, gas, temperature, internal pressure, external pressure etc.）, unidirectional load or combined load can be applied to oil well pipe（Stretching, compression, bend, be interior
Pressure, external pressure etc.）Tested；Oil well pipe connection screw thread sealing property can be verified and assessed；In order to improve the essence of experiment
Degree and accuracy, are provided with large-tonnage sensor in experimental bench system.
Large-tonnage oil well pipe combined loading test platform load transducer, is characterized in that tonnage is big, and installation and debugging are complicated；Need
When carrying out periodic dosages demarcation to sensor, if using the method for dismounting, not only bother very much, and testing stand can be influenceed
Precision, it is also necessary to substantial amounts of debugging, calibration, the precision level before more likely recovering less than dismounting.
Utility model content
The utility model is to solve the above problems, provide a kind of large-tonnage oil well pipe combined loading test platform load transducer
On-line proving device, testing stand large-tonnage load transducer can be entered in the case where not dismantling experimental bench system sensor
Row on-line proving, the load data that the load data measured measures with testing stand self-sensor device are compared, calibrated with correcting,
The test data of testing stand is set more to meet truth.
To solve the problems, such as that prior art is present, the technical solution of the utility model is：Large-tonnage oil well pipe Combined Loading
Testing stand load transducer on-line proving device, it is characterised in that：Including T-shape joint, axle sleeve, force bearing ring, sensor, sensing
Device force-bearing base, sliding sleeve, big silk braid and connecting rod,
The bigger diameter end of described T-shape joint and one end of connecting rod are relative and are provided with gap, T-shape joint and connection
Overcoat is provided with the excircle of bar, 4 square holes are evenly arranged with the circumference of overcoat, is provided with 4 sensors in hole, 4
Sensor is in contact with the circumference of T-shape joint, and each covers disposed on sensor is equipped with sensor pressure head, described T " type joints with it is outer
Set between set and be disposed with axle sleeve and force bearing ring from outside to inside, interstage sleeve is provided between described axle sleeve and overcoat, it is described
Interstage sleeve be connected with sleeve thread, described axle sleeve and T " type joints are connected through a screw thread, force bearing ring relative to T " type joints and
Overcoat is axially movable and is affixed with sensor pressure head, and sliding sleeve is sheathed on the circumference of the bigger diameter end of T-shape joint, and T-shape connects
Sensor force-bearing base is arranged with the inside circumference of head bigger diameter end, sensor force-bearing base can be axial relative to T " type joints and overcoat
Mobile, sensor force-bearing base is in contact with sensor, and big silk braid, big silk braid and overcoat are threaded with the excircle of connecting rod
Threaded connection.
Between described T connector and sliding sleeve, between axle sleeve and interstage sleeve, between force bearing ring and overcoat, sensor force-bearing base
Between overcoat, the cooperation between sliding sleeve and overcoat is that gap coordinates.
Described sliding sleeve is arranged between big silk braid and sensor force-bearing base.
Compared with prior art, it is as follows the advantages of the utility model：
The utility model employs load transmission automatic reversing mechanism principle, has automatic reverse work(in Calibrating experimental bench
Can, very easily implement load calibration and to pull to load calibration to pressing to for testing stand；Employ 4 pressure loading sensings
Device, to share full payload, be advantageous to the demarcation and metering of the utility model self-sensor device；Employ and open 4 sides on the coat
Hole, easily install, removal sensor, when needing to measure the utility model self-sensor device, it is not necessary to total is decomposed,
Taking-up and install sensor directly from square hole, operation is simply, conveniently；Sliding position significantly reduces frictional force, greatly
Improve stated accuracy；Employ and slide flat key guide frame, it is ensured that the force-transmitting part position for connecting sensor does not occur
Deflection dislocation, power transmission axis is constant, ensures the measurement accuracy of load.
Brief description of the drawings
Fig. 1 is the letter of the utility model large-tonnage oil well pipe combined loading test platform load transducer on-line proving apparatus structure
Figure.
Fig. 2 is the utility model large-tonnage oil well pipe combined loading test platform load transducer on-line proving device sensor
Position side sectional view.
Fig. 3 is that the utility model large-tonnage oil well pipe combined loading test platform load transducer on-line proving device profile is shown
It is intended to.
In figure：1-T connector；2-axle sleeve；3-interstage sleeve；4-overcoat；5-force bearing ring；6-sensor pressure head；7-pass
Sensor；8-sensor force-bearing base；9-slide flat key；10-sliding sleeve；11-big silk braid；12-connecting rod.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
The present embodiment provides a kind of large-tonnage oil well pipe combined loading test platform load transducer on-line proving device（Referring to
Fig. 1-Fig. 3）, including T-shape joint 1, axle sleeve 2, force bearing ring 5, sensor 6, sensor force-bearing base 8, sliding sleeve 10, big silk braid 11
With connecting rod 12；
The bigger diameter end of described T-shape joint 1 and one end of connecting rod 12 are relative and are provided with gap, the He of T-shape joint 1
Overcoat 4 is provided with the excircle of connecting rod 12,4 square holes are evenly arranged with the circumference of overcoat 4,4 biographies are provided with hole
7,4 sensors of sensor are in contact with the circumference of T-shape joint 1, and sensor pressure head 6 is provided with each sensor 7, described
Set between T " type joints 1 and overcoat 4 and be disposed with axle sleeve 2 and force bearing ring 5 from outside to inside, described axle sleeve 2 and overcoat 4 it
Between be provided with interstage sleeve 3, described interstage sleeve 3 is threadedly coupled with overcoat 4, and described axle sleeve 2 and T " type joints 1 are connected through a screw thread,
Force bearing ring 5 is axially movable relative to T " type joints 1 and overcoat 4 and is affixed with sensor pressure head 6, and sliding sleeve 10 is sheathed on T-shape
On the circumference of the bigger diameter end of joint 1, sensor force-bearing base 8, sensor are arranged with the inside circumference of the bigger diameter end of T-shape joint 1
Force-bearing base 8 is axially movable relative to T " type joints 1 and overcoat 4, and sensor force-bearing base 8 is in contact with sensor 7, connecting rod 12
Excircle on be threaded with big silk braid 11, big silk braid 11 is threadedly coupled with overcoat 4.
Between described T connector 1 and sliding sleeve 10, between axle sleeve 2 and interstage sleeve 3, between force bearing ring 5 and overcoat 4, sensor
Between force-bearing base 8 and overcoat 4, the cooperation between sliding sleeve 10 and overcoat 4 is that gap coordinates.
Be provided with keyway on the described axle of T " type joints 1, be provided with the endoporus of force bearing ring 5 and sensor force-bearing base 8 with
The sliding keyway that the keyway of T " type joints 1 is engaged.
Described sliding sleeve 10 is arranged between big silk braid 11 and sensor force-bearing base 8.
Described force bearing ring 5 and sensor force-bearing base 8 slidably, are oriented on T connector by slip flat key.This can be protected
Force bearing ring is demonstrate,proved with sensor force-bearing base when sliding, do not deflect dislocation so that sensor pressure head aligns sensor, ensures to pass
The accuracy of sensor measurement.
Used between described T connector 1 and axle sleeve 2, between interstage sleeve 3 and overcoat 4, between overcoat 4 and big silk braid 11
Threaded connection, is to facilitate installation, gap can be adjusted；Greatly using being threadedly coupled between silk braid 11 and connecting rod 12, be for
The weight of the big part blank forged piece of reduction, reduces cost.
There is the utility model Calibrating experimental bench to press to load and pull to the function of load；Need to carry out load to testing stand
During demarcation, the utility model is arranged on to the position of testing stand installation sample tubing, by T connector of the present utility model with being connected
Bar, it is separately mounted in the mother buckle of testing stand, installation docking is firm.
When needing the demarcation to press to load, testing stand is applied by two mother buckles to the utility model presses to load；One end leads to
Overtesting platform mother buckle applies to T connector presses to load, then the compression force bearing ring 5 of the axle sleeve by being threadedly coupled with T connector；Hold
Power ring 5 compresses 4 sensor pressure heads, 7,4 sensor pressure head difference compression sensors；Other end testing stand mother buckle is to connecting rod
Application presses to load, compresses sliding sleeve, sliding sleeve compression sensor force-bearing base, sensor by the big silk braid being threadedly coupled with connecting rod
Force-bearing base compression sensor, the compressive load that sensor is born is set to balance.Testing stand can thus be measured and be applied to this
Compressive load value in utility model.
When needing the demarcation to pull to load, testing stand is applied by two mother buckles to the utility model pulls to load；One end leads to
Overtesting platform mother buckle applies to T connector presses to load, and the termination of T connector pulls sensor force-bearing base, sensor force-bearing base
Compression sensor；Other end testing stand mother buckle applies to connecting rod pulls to load, passes through the big silk braid being threadedly coupled with connecting rod
Transmission pulls to load, and big silk braid 11 pulls overcoat 4, and overcoat 4 pulls interstage sleeve 3, interstage sleeve compression force bearing ring again；Force bearing ring compresses 4
Sensor pressure head, 4 sensor pressure heads apply to sensor respectively presses to load；So testing stand is applied by changement
Pull to load, be applied in a manner of compressive load on 4 sensors, realize the measure to testing stand tensile load.
The utility model employs 4 pressure loading sensors, to share full payload, is advantageous to the utility model itself biography
The demarcation and metering of sensor.For the metering of big load sensor, demarcation, which presses to, to be easy to demarcation and pulls to, and metering in other words presses to biography
Sensor tonnage number pulls to sensor tonnage number far above metering；Using 4 sensors, the tonnage number of each sensor is equivalent to total
The a quarter of tonnage number, it is easy to measure, meterage is with low.
The shaft hole matching of the utility model many places coordinates for gap, to have slide-and-guide function, they are：T connector with
Between sliding sleeve, between axle sleeve and interstage sleeve, between force bearing ring and overcoat, between sensor force-bearing base and overcoat, sliding sleeve and overcoat it
Between, with gap cooperation is combined into, can slide freely has guide function again for these axles, hole；H9/e9 is selected in cooperation.Mating surface axle
Neck position, using 2 annular brace rings, the support ring width 40mm, thickness 3mm；The support ring is the open loop on axle journal parent
Shape groove, groove depth 2.5mm, built-up welding brass, machining cause fit dimension.This can make sliding position reduce contact surface, significantly drop
Low frictional force.
On T connector slidably, between which installs 4 groups of sensors for the utility model force bearing ring and sensor force-bearing base
With sensor pressure head, so during installation and debugging and during loading use, sensor and sensor pressure all should ensure that
Head axis aligns, it is impossible to dislocation and skew occurs；To ensure such function, keyway is processed on T connector axle, force bearing ring with
Keyway is processed in sensor force-bearing base endoporus, sets slip flat key to be oriented to, this can ensure force bearing ring and sensor load
When being slided on T connector, do not deflect seat dislocation so that sensor pressure head centering sensor, ensures sensor measurement number
According to accuracy.
Operation principle of the present utility model is：It is by special mechanism, large-tonnage oil well pipe combined loading test platform is carried
Lotus sensor carries out on-line proving；In the case where not dismantling oil well pipe combined loading test platform load transducer, by this practicality
Novel mechanism is arranged on the installation site of testing stand sample, using load transmission automatic reversing mechanism, easily test examination
Test pressing to for platform and load and pull to load data；Testing stand sensor itself also tested corresponding load data；By two item numbers
According to being compared；Due to the utility model be provided with 4 accurate measurement and precision it is high press to sensor, this reality during demarcation
It is sample installation site with new riding position, sample is applied in the experiment of the load data measured by it, more Pass Test platform
On load data, therefore for demarcate, calibrate, correcting testing stand sensor be rational so that the test data of testing stand
It is more accurate.
It is described above, preferred embodiment only of the present utility model, it is not intended to limit protection of the present utility model
Scope.
Claims (3)
1. large-tonnage oil well pipe combined loading test platform load transducer on-line proving device, it is characterised in that：Connect including T-shape
Head（1）, axle sleeve（2）, force bearing ring（5）, sensor pressure head（6）, sensor force-bearing base（8）, sliding sleeve（10）, big silk braid（11）And even
Extension bar（12）,
Described T-shape joint（1）Bigger diameter end and connecting rod（12）One end it is relative and be provided with gap, T-shape joint（1）
And connecting rod（12）Excircle on be provided with overcoat（4）, overcoat（4）Circumference on be evenly arranged with 4 square holes, set in hole
There are 4 sensors（7）, 4 sensors and T-shape joint（1）Circumference be in contact, each sensor（7）On be provided with sensing
Device pressure head（6）, described T " type joints（1）With overcoat（4）Between set and be disposed with axle sleeve from outside to inside（2）And force bearing ring
（5）, described axle sleeve（2）With overcoat（4）Between be provided with interstage sleeve（3）, described interstage sleeve（3）With overcoat（4）Threaded connection, institute
The axle sleeve stated（2）With T " type joints（1）It is connected through a screw thread, force bearing ring（5）Relative to T " type joints（1）And overcoat（4）Can axle
To it is mobile and with sensor pressure head（6）It is affixed, sliding sleeve（10）It is sheathed on T-shape joint（1）Bigger diameter end circumference on, T-shape
Joint（1）Sensor force-bearing base is arranged with the inside circumference of bigger diameter end（8）, sensor force-bearing base（8）Relative to T " type joints
（1）And overcoat（4）It is axially movable, sensor force-bearing base（8）With sensor（7）It is in contact, connecting rod（12）Excircle on
It is threaded with big silk braid（11）, big silk braid（11）With overcoat（4）Threaded connection.
2. large-tonnage oil well pipe combined loading test platform load transducer on-line proving device according to claim 1, its
It is characterised by：Described T-shape joint and sliding sleeve（10）Between, axle sleeve（2）With interstage sleeve（3）Between, force bearing ring（5）With overcoat
（4）Between, sensor force-bearing base（8）With overcoat（4）Between, sliding sleeve（10）With overcoat（4）Between cooperation be gap coordinate.
3. large-tonnage oil well pipe combined loading test platform load transducer on-line proving device according to claim 1 or 2,
It is characterized in that：Described sliding sleeve（10）It is arranged at big silk braid（11）With sensor force-bearing base（8）Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720878806.XU CN207095769U (en) | 2017-07-19 | 2017-07-19 | Large-tonnage oil well pipe combined loading test platform load transducer on-line proving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720878806.XU CN207095769U (en) | 2017-07-19 | 2017-07-19 | Large-tonnage oil well pipe combined loading test platform load transducer on-line proving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207095769U true CN207095769U (en) | 2018-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720878806.XU Active CN207095769U (en) | 2017-07-19 | 2017-07-19 | Large-tonnage oil well pipe combined loading test platform load transducer on-line proving device |
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| CN (1) | CN207095769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414121A (en) * | 2021-11-30 | 2022-04-29 | 洛阳双瑞特种装备有限公司 | Force measuring structure and calibration method for oversized vertical bearing device |
-
2017
- 2017-07-19 CN CN201720878806.XU patent/CN207095769U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414121A (en) * | 2021-11-30 | 2022-04-29 | 洛阳双瑞特种装备有限公司 | Force measuring structure and calibration method for oversized vertical bearing device |
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