CN2783315Y - Digital display rotary viscometer - Google Patents
Digital display rotary viscometer Download PDFInfo
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- CN2783315Y CN2783315Y CN 200520005193 CN200520005193U CN2783315Y CN 2783315 Y CN2783315 Y CN 2783315Y CN 200520005193 CN200520005193 CN 200520005193 CN 200520005193 U CN200520005193 U CN 200520005193U CN 2783315 Y CN2783315 Y CN 2783315Y
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Abstract
The utility model relates to an apparatus measuring the viscosity of drilling fluid and relevant fluid. The utility model is mainly composed of a specimen cup, a speed regulating motor, a torque sensor, a rotary barrel, a suspension plumb, a data processing display device, etc. A shaft of the speed regulating motor is in a hollow shaft structure. The speed regulating motor is fixed at the lower part of an installation board. The rotary barrel is arranged in the specimen cup. A transition joint is connected with the hollow shaft of the motor. The torque sensor is fixed at the upper part of the installation board. The central shaft of the torque sensor is connected with a suspension shaft, the lower part of which is connected with the suspension plumb. The utility model has the effects that the motor directly drives the rotary barrel to rotate, which simplifies the transmission and speed changing mechanism of the apparatus; adopting the data processing device to control and display motor speed, the utility model can run at a uniform speed, and can also freely change speed within speed range; utilizing the torque sensor to induct the viscosity variation of tested specimens, the utility model collects, stores and processes test parameters, and digitally displays test results, which can enhance the detection accuracy of the apparatus. Provided with a signal output standard interface, the data processing device can be communicated with computers.
Description
Technical field
The utility model is a kind of instrument of measuring liquid viscosity, particularly a kind of instrument of measuring the viscosity of drilling fluid and associated fluid thereof.Be applied to drilling fluid laboratory and situ of drilling well, or be applied to relevant additive for drilling fluid factory, measure the viscosity of drilling fluid or relevant fluid, to guarantee the quality of relevant treating agent or drilling fluid.This instrument can be measured the technical parameters such as apparent viscosity, plastic viscosity, gel strength and yield value of Newtonian fluid or non-Newtonian fluid, is that drilling well and association area are used a kind of very widely testing tool, has vital role for relevant research and production.
Background technology
Current in drilling liquid technology field and additive for drilling fluid factory, all be to adopt the drum-type rotational viscosimeter to carry out the test of viscosity parameter.Now adopt the mechanical gear transmission with instrument, the mechanical gear shift speed governing, can only be under several fixed rotating speeds the determination test parameter, can not freely select rotational speed.Gear train complexity in addition, the part processing difficulty.This drum-type rotational viscosimeter adopts torque spring induction sample viscosity, utilizes index dial and pointer to show test results, and therefore, test and reading of data precision are low, the test data poor repeatability.
The utility model content
The purpose of this utility model is the digital display type rotational viscosimeter of a kind of brand new of design, adopts buncher, directly drives the rotating cylinder rotation, overcomes original instrument transmission and speed adjusting gear complexity, rotary speed precision is not high and can not selects the deficiency of rotating speed.Adopt torque sensor to gather the viscosity variable signal, overcome original instrument and change index dial reading numerical values, the shortcoming that measuring accuracy is low by torque spring induction viscosity.Adopt data processing display device control motor speed and numeral to show test results, not only improve rotary speed precision, and the value of reading accurately and reliably.Overcome original instrument only by observing the deficiency of the estimation value of reading, improve the measuring accuracy and the stability of instrument.
The utility model digital display type rotational viscosimeter is achieved in that mainly to be made up of sample cup, buncher, torque sensor, rotating cylinder, suspending hammer and data processing display device etc.Motor shaft is a hollow shaft structure, and the tubular shaft internal diameter is between 4～20mm, and external diameter is between 8～30mm.Buncher is fixed on the installing plate bottom, and motor shaft is connected with rotating cylinder by crossover sub, directly drives the rotating cylinder rotation, and rotating cylinder is suspended in the sample cup, and the rotating cylinder internal diameter is between 30～60mm, and height is between 50～100mm.Crossover sub can adopt with being connected of rotating cylinder and be threaded, and also can adopt clamp connection.There is lead to be connected between buncher and the data processing display device.Torque sensor is fixed on installing plate top, with motor at concentric position.The torque sensor central shaft is connected with outstanding axle, and outstanding axle bottom connects suspending hammer, and outstanding shaft diameter is between 4～15mm, and length is between 80～250mm.Suspending hammer is in rotating cylinder, and suspending hammer is cylindric, and the suspending hammer diameter is between 10～50mm, and height is between 10～50mm.The installing plate endoporus has bearing, and bearing is arranged in the crossover sub, and outstanding axle is located by bearing.Outstanding axle adopts pin-and-hole to be connected with suspending hammer or is threaded.Suspending hammer adopts bayonet lock with torque sensor or is threaded.There is lead to be connected between torque sensor and the data processing display device.
Buncher adopts the closed loop electrical control, shows speed revolution value, the rotary speed precision that warranty test is required with numeral.
The data processing display device provides the signal of control motor rotation and shows rotating speed, not only can provide definite fixed rotating speed, and can be provided in any rotating speed in the range of speeds.The signal of torque sensor induction is gathered, handled to the data processing display device simultaneously, shows the viscosity number of specimen after treatment.The data processing display device has standard interface output after treatment with tach signal and the torque signal gathered, can connect with computing machine, realizes demonstration, storage and the output of test data and test curve.
The effect that the utility model is useful is: adopt buncher directly to drive the rotating cylinder rotation, the transmission and the gear of original instrument have greatly been simplified, adopt data processing equipment control and show motor speed, the work of both can at the uniform velocity having turned round, also can be in the range of speeds speed change work arbitrarily, improved rotary speed precision.Buncher is designed to hollow shaft structure, and outstanding axle passes tubular shaft, is connected with suspending hammer with torque sensor respectively, has simplified apparatus structure.Utilize the viscosity of torque sensor induction specimen to change, data processing equipment collection, storage, Processing Test parameter, numeral shows test results, and has not only improved the instrument detecting precision, and has enlarged the sensing range of instrument.Data processing equipment has signal outputting standard interface, realizes being communicated with computing machine.
Description of drawings
Illustrations is the structural profile synoptic diagram of digital display type rotational viscosimeter.
Among the figure: 1. sample cup, 2. tested sample, 3. suspending hammer, 4. rotating cylinder, 5. crossover sub, 6. outstanding axle, 7. buncher, 8. bearing, 9. installing plate, 10. screw, 11. torque sensors, 12. data processing display device.
Embodiment
As shown in drawings, buncher (7) is fixed on the bottom of installing plate (9).Installing plate (9) center pit and buncher (7) center pit align, and be with screw (10) that buncher (7) is fastening.Bearing (8) is contained in the center pit of installing plate (9).Adopting bayonet lock will hang axle (6) is fixed on the central shaft of torque sensor (11).Outstanding axle (6) is fixed in the bearing (8).The diameter of outstanding axle (6) is 6mm, length 150mm.Torque sensor (11) is on the top of installing plate (9), and is fastening with screw (10).The crossover sub (5) and the tubular shaft of buncher (7) is concentric fixing, tubular shaft internal diameter 8mm, external diameter 12mm.Suspending hammer (3) is cylindric, diameter 34.5mm, and height 38.0mm, suspending hammer (3) top is cone.Suspending hammer (3) is connected with outstanding axle (6) pin-and-hole.Again rotating cylinder (4) is connected rotating cylinder internal diameter 36.83mm, height 90mm with crossover sub (5) chucking.Suspending hammer (3) can guarantee that with the structure of rotating cylinder (4) the instrument test result conforms to related standards.Buncher (7) is connected with data processing display device (12) by lead with torque sensor (11).
The instrument installation, check errorless after, energising preheating 15min.Tested sample (2) is poured in the sample cup (1), and liquid level reaches the height of sign groove.The speed switch of starter motor (7) is transferred to the required rotating speed of test, and for example 300rpm begins test.Because rotating cylinder (4) rotation drives sample (2) and rotates, the viscous force of sample (2) self acts on suspending hammer (3), makes it to be subjected to the moment of a rotation, makes torque sensor (11) experience moment of torsion through outstanding axle (6).Because sample (2) viscosity difference, therefore under a certain fixing speed conditions, torque sensor (11) is experienced different moments of torsion, and then exports different signals, after data processing display device (12) receives processing, show the also viscosity number of output test sample (2).The rotating speed of motor (7) is controlled and shown to data processing display device (12) simultaneously.Wait to observe the test data displayed value stable after, can note tested sample viscosity number, or be transferred to Computer Processing and print test findings through output interface.After test was finished, powered-down took off sample cup (1), cleaning treatment.
Claims (1)
1, a kind of digital display type rotational viscosimeter, be mainly used in the viscosity of measuring drilling fluid or relevant fluid, by sample cup (1), buncher (7), torque sensor (11), rotating cylinder (4), suspending hammer (3) and data processing display device compositions such as (12), it is characterized in that: buncher (7) is hollow shaft structure, the tubular shaft internal diameter is between 4～20mm, external diameter is between 8～30mm, buncher (7) is fixed on installing plate (9) bottom, motor-hollow axle is connected with crossover sub (5), be connected with rotating cylinder (4) by crossover sub (5), rotating cylinder (4) is suspended in the sample cup (1), rotating cylinder (4) internal diameter is between 30～60mm, height is between 50～100mm, there is lead to be connected between buncher (7) and the data processing display device (12), torque sensor (11) is fixed on installing plate (9) top, torque sensor (11) central shaft is connected with outstanding axle (6), outstanding axle (6) bottom connects suspending hammer (3), outstanding axle (6) diameter is between 4～15mm, length is between 80～250mm, suspending hammer (3) is in rotating cylinder (4), suspending hammer is cylindric, the suspending hammer diameter is between 10～50mm, height is between 10～50mm, installing plate (9) endoporus has bearing (8), bearing (8) is arranged in the crossover sub (5), have lead to be connected between torque sensor (11) and the data processing display device (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520005193 CN2783315Y (en) | 2005-03-03 | 2005-03-03 | Digital display rotary viscometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520005193 CN2783315Y (en) | 2005-03-03 | 2005-03-03 | Digital display rotary viscometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2783315Y true CN2783315Y (en) | 2006-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520005193 Expired - Fee Related CN2783315Y (en) | 2005-03-03 | 2005-03-03 | Digital display rotary viscometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2783315Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818881A (en) * | 2012-08-21 | 2012-12-12 | 中国石油大学(北京) | High-density oil testing work liquid sedimentation stability test device and method |
| CN104914015A (en) * | 2015-05-26 | 2015-09-16 | 水利部交通运输部国家能源局南京水利科学研究院 | Sludge flowing state measuring device |
| CN104914016A (en) * | 2015-05-26 | 2015-09-16 | 水利部交通运输部国家能源局南京水利科学研究院 | Measuring method of sludge flowing states |
| CN104977953A (en) * | 2015-05-25 | 2015-10-14 | 上海市质量监督检验技术研究院 | Portable rotary viscometer calibration constant temperature device |
| CN105185201A (en) * | 2014-06-19 | 2015-12-23 | 南京千韵电子科技有限公司 | Temperature change air viscosity coefficient tester |
| CN106500881A (en) * | 2016-10-31 | 2017-03-15 | 中冶华天工程技术有限公司 | For the stress test method under rotational case |
| CN107036937A (en) * | 2017-05-25 | 2017-08-11 | 江苏大学 | Sand apparent viscosity measurement apparatus and measuring method after one kind liquefaction |
| CN110914676A (en) * | 2017-07-06 | 2020-03-24 | M-I有限公司 | Automated analysis of drilling fluids |
| US11643898B2 (en) | 2018-10-17 | 2023-05-09 | Schlumberger Technology Corporation | Systems and methods for monitoring and/or predicting sagging tendencies of fluids |
-
2005
- 2005-03-03 CN CN 200520005193 patent/CN2783315Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818881A (en) * | 2012-08-21 | 2012-12-12 | 中国石油大学(北京) | High-density oil testing work liquid sedimentation stability test device and method |
| CN105185201A (en) * | 2014-06-19 | 2015-12-23 | 南京千韵电子科技有限公司 | Temperature change air viscosity coefficient tester |
| CN105185201B (en) * | 2014-06-19 | 2018-08-17 | 南京千韵电子科技有限公司 | A kind of alternating temperature air viscosity coefficient analyzer |
| CN104977953A (en) * | 2015-05-25 | 2015-10-14 | 上海市质量监督检验技术研究院 | Portable rotary viscometer calibration constant temperature device |
| CN104977953B (en) * | 2015-05-25 | 2019-03-05 | 上海市质量监督检验技术研究院 | A kind of portable rotation viscometer calibration thermostat |
| CN104914015A (en) * | 2015-05-26 | 2015-09-16 | 水利部交通运输部国家能源局南京水利科学研究院 | Sludge flowing state measuring device |
| CN104914016A (en) * | 2015-05-26 | 2015-09-16 | 水利部交通运输部国家能源局南京水利科学研究院 | Measuring method of sludge flowing states |
| CN106500881A (en) * | 2016-10-31 | 2017-03-15 | 中冶华天工程技术有限公司 | For the stress test method under rotational case |
| CN106500881B (en) * | 2016-10-31 | 2019-03-08 | 中冶华天工程技术有限公司 | For the stress test method under rotational case |
| CN107036937A (en) * | 2017-05-25 | 2017-08-11 | 江苏大学 | Sand apparent viscosity measurement apparatus and measuring method after one kind liquefaction |
| CN110914676A (en) * | 2017-07-06 | 2020-03-24 | M-I有限公司 | Automated analysis of drilling fluids |
| US11643898B2 (en) | 2018-10-17 | 2023-05-09 | Schlumberger Technology Corporation | Systems and methods for monitoring and/or predicting sagging tendencies of fluids |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060524 Termination date: 20120303 |