CN202869922U - Viscosity measurement device - Google Patents
Viscosity measurement device Download PDFInfo
- Publication number
- CN202869922U CN202869922U CN 201220473219 CN201220473219U CN202869922U CN 202869922 U CN202869922 U CN 202869922U CN 201220473219 CN201220473219 CN 201220473219 CN 201220473219 U CN201220473219 U CN 201220473219U CN 202869922 U CN202869922 U CN 202869922U
- Authority
- CN
- China
- Prior art keywords
- torque
- rotor
- controller
- support
- torque motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to a viscosity measurement device. The viscosity measurement device mainly comprises a bracket, a fluid container, a torque adjusting knob, a rotor, a torque motor, a display screen, a speed sensor, an induction block and a controller, wherein the bracket is of a gantry type, the fluid container is arranged below the bracket, the torque motor is mounted on the bracket, the rotor is mounted on the torque motor, the induction block is mounted on the rotor, the controller is mounted on the bracket, the speed sensor is mounted at the bracket, the torque adjusting knob is arranged on the controller, and the display screen is mounted on the controller. According to the viscosity measurement device, the controller controls the torque motor to output a certain constant torque to drive the rotor to apply work in fluid, and a viscosity value of the to-be-measured liquid is obtained by counting a rotation speed of the rotor measured by the speed sensor.
Description
Technical field
The utility model relates to a kind of device for measuring viscosity, especially a kind of device for measuring viscosity that relates to based on torque motor.
Background technology
Development along with science and technology, device for measuring viscosity is at chemical industry, coating, the scientific research fields such as food are more and more universal, find according to investigation, existing device for measuring viscosity mainly contains falling-sphere viscometer, capillary viscosimeter and rotational rheometer, but the most general rotary viscometer mainly is to do work in fluid with constant rotational speed to rotor on the market, realize the viscosity of Fluid Computation by measure torque that rotor produces in fluid, this device for measuring viscosity is very high for the accuracy requirement of rotary actuation and moment detection, wherein the price of torque sensor is higher, so the price comparison of existing viscosity meter is expensive on the market.Now proposing a kind of rotor of giving does work in fluid with constant-torque, by measuring the rotating speed of rotor, calculate the measurement mechanism of fluid viscosity, comparatively speaking, this device only needs a torque motor driving governor, can realize control moment motor output constant-torque, and the measurement of rotor speed can realize by a speed pickup.
The utility model content
The purpose of this utility model provides a kind of device for measuring viscosity based on torque motor, by torque motor output constant-torque M
d, measure rotor speed ω, according to computing formula
(A is form factor, is constant; M is the shear rate factor, depends on rotor radius) thus calculate fluid viscosity.
For reaching described effect, the utility model has adopted following technical scheme: a kind of device for measuring viscosity comprises support, fluid container, torque adjustment knob, rotor, torque motor, display screen, speed pickup, sensor block, controller.Described support is planer-type, simple and stable structure; Described fluid container places under the support, is used for depositing fluid to be measured; Described torque motor is installed on the support, is used for providing power source; Described rotor is installed on the torque motor, can realize the transmission of constant-torque; Described sensor block is installed on the rotor, is used for speed pickup detection rotor rotating speed; Described controller is installed on the support, is used for control moment motor output constant-torque; Described speed pickup is installed on support, for detection of rotor speed; Described torque adjustment knob is located on the controller, the torque of adjustable force torque motor output; Described display screen is installed on the controller, is used for the measurement data such as viscosity number of torque value, Measuring Time and the fluid of the output of demonstration torque motor.
Preferably, described support is planer-type, and is simple in structure and stable.
Preferably, described torque motor is controlled by controller, and the output constant-torque so that rotor keeps a certain constant torque when rotating in fluid, is guaranteed measuring accuracy.
Preferably, described speed pickup is pulse transducer, and sample frequency is higher, guarantees the accuracy of measuring.When every rotation one circle of rotor, speed pickup by the sensor block record once through after a while, is realized the measurement to rotor speed.
Adopt the beneficial effect of technique scheme to be, a kind of device for measuring viscosity of the utility model has been broken traditional viscosity meter comes Fluid Computation viscosity by measuring moment method, this apparatus structure is simple simultaneously, easy to maintenance, processing ease, accuracy is high, if can promote, can reduce greatly the cost of device for measuring viscosity.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the one-piece construction schematic diagram of a kind of device for measuring viscosity of the utility model.
1. supports among this figure, 2. fluid container, 3. torque adjustment knob, 4. rotor, 5. torque motor, 6. display screen, 7. speed pickup, 8. sensor block, 9. controller.
Embodiment
As shown in Figure 1, a kind of device for measuring viscosity that the utility model is designed comprises support 1, fluid container 2, torque adjustment knob 3, rotor 4, torque motor 5, display screen 6, speed pickup 7, sensor block 8, controller 9.Described fluid container 2 places support 1 time, described torque motor 5 is installed on the support 1, described rotor 4 is installed on the torque motor 5, described sensor block 8 is installed on the rotor 4, described controller 9 is installed on the support 1, described speed pickup 7 is installed on support 1, and described torque adjustment knob 3 is located on the controller 9, and described display screen 6 is installed on the controller 9.
During work, to treat that fluid measured pours fluid container 2 into and place support 1 time, so that immersing fully, the lower end of rotor 4 treats fluid measured, torque adjustment knob 3 on the Rotation Controllers 9 is set a certain constant-torque that torque motor 5 needs output, staring torque motor 5, at this moment, rotor 4 rotates in treating fluid measured, speed pickup 7, finally shows at this viscosity number display screen 6 for the treatment of fluid measured through about one minute measurement by the rotating speed of sensor block 8 record rotors 4.
Claims (3)
1. a device for measuring viscosity comprises support (1), fluid container (2), torque adjustment knob (3), rotor (4), torque motor (5), display screen (6), speed pickup (7), sensor block (8), controller (9) is characterized in that, described support (1) is planer-type, simple and stable structure; Described fluid container (2) places under the support (1), is used for depositing measured fluid; Described torque motor (5) is installed on the support (1), is used for providing power source; Described rotor (4) is installed on the torque motor (5), can realize the transmission of constant-torque; Described sensor block (8) is installed on the rotor (4), is used for speed pickup (7) detection rotor rotating speed; Described controller (9) is installed on the support (1), is used for control moment motor (5) output constant-torque; Described speed pickup (7) is installed on support (1), for detection of rotor (4) rotating speed; Described torque adjustment knob (3) is located on the controller (9), the torque of adjustable force torque motor (5) output; Described display screen (6) is installed on the controller (9), is used for the measurement data such as viscosity number of torque value, Measuring Time and the fluid of demonstration torque motor (5) output.
2. a kind of device for measuring viscosity as claimed in claim 1, it is characterized in that: described torque motor (5) is by controller (9) control, the output constant-torque so that rotor (4) keeps a certain constant-torque when rotating in fluid, is guaranteed measuring accuracy.
3. a kind of device for measuring viscosity as claimed in claim 1, it is characterized in that: described speed pickup (7) is pulse transducer, and sample frequency is higher, guarantees the accuracy of measuring.When every rotation one circle of rotor (4), speed pickup (7) by sensor block (8) record once through after a while, is realized the measurement to rotor (4) rotating speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220473219 CN202869922U (en) | 2012-09-07 | 2012-09-07 | Viscosity measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220473219 CN202869922U (en) | 2012-09-07 | 2012-09-07 | Viscosity measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202869922U true CN202869922U (en) | 2013-04-10 |
Family
ID=48036631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220473219 Expired - Fee Related CN202869922U (en) | 2012-09-07 | 2012-09-07 | Viscosity measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202869922U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036937A (en) * | 2017-05-25 | 2017-08-11 | 江苏大学 | Sand apparent viscosity measurement apparatus and measuring method after one kind liquefaction |
| CN108007824A (en) * | 2017-12-29 | 2018-05-08 | 浙江工业大学 | A kind of fluid viscosity measuring device and test method |
| CN109799169A (en) * | 2019-03-01 | 2019-05-24 | 同济大学 | A kind of revolution viscosity apparatus can be used for concrete |
| CN112748048A (en) * | 2020-12-22 | 2021-05-04 | 青岛科技大学 | Intelligent digital display viscosity measuring device and measuring method thereof |
| CN113138139A (en) * | 2020-01-16 | 2021-07-20 | 立邦涂料（中国）有限公司 | Method for evaluating construction performance of semisolid material with flat decorative surface |
-
2012
- 2012-09-07 CN CN 201220473219 patent/CN202869922U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036937A (en) * | 2017-05-25 | 2017-08-11 | 江苏大学 | Sand apparent viscosity measurement apparatus and measuring method after one kind liquefaction |
| CN108007824A (en) * | 2017-12-29 | 2018-05-08 | 浙江工业大学 | A kind of fluid viscosity measuring device and test method |
| CN109799169A (en) * | 2019-03-01 | 2019-05-24 | 同济大学 | A kind of revolution viscosity apparatus can be used for concrete |
| CN109799169B (en) * | 2019-03-01 | 2021-08-06 | 同济大学 | Rotary viscometer for concrete |
| CN113138139A (en) * | 2020-01-16 | 2021-07-20 | 立邦涂料（中国）有限公司 | Method for evaluating construction performance of semisolid material with flat decorative surface |
| CN112748048A (en) * | 2020-12-22 | 2021-05-04 | 青岛科技大学 | Intelligent digital display viscosity measuring device and measuring method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202869922U (en) | Viscosity measurement device | |
| CN104122172B (en) | A kind of pair of cylinder rotary viscosimeter and its application method | |
| CN202083610U (en) | Portable type rotary viscometer | |
| CN104483053A (en) | Torque measuring device of small engine | |
| CN103528741A (en) | Device and method for testing friction torque of bearing under actual working conditions | |
| CN204359474U (en) | Electric rotating machine gullet positioning torque proving installation | |
| CN203299085U (en) | Automatic drilling fluid viscosity measuring device | |
| CN104792461B (en) | A kind of revolving body high accuracy rotary inertia On-line Measuring Method | |
| CN2569143Y (en) | Concrete rheometer | |
| CN103674480B (en) | The test method of assessment bionic non-smooth surface rotating circular disk drag-reduction effect | |
| CN101701894B (en) | Test system of spindle-type magnetorheological fluid performance | |
| CN204154427U (en) | Dynamic rotary damping torque measurement mechanism | |
| CN206089676U (en) | Adopt two -dimentional transmission mode's multiple spot inoculation appearance | |
| CN103759869A (en) | Device and method for measuring friction moment of rotary shaft of rotary table | |
| CN201499120U (en) | Motor rotation speed wireless checking control device | |
| CN203464997U (en) | Automatic test system of motor noises | |
| CN202814840U (en) | Intelligent online rotary viscosimeter | |
| CN110763595B (en) | Detection method of portable dual-purpose detection device for liquid viscosity | |
| CN101464243B (en) | Thickness measurement and control method | |
| CN205080392U (en) | Seeder test bench control system | |
| CN103196013B (en) | Relative rotation-free and relative rotation speed regulation device | |
| CN209356359U (en) | A kind of magnetorheological liquid viscosity test device | |
| CN202465701U (en) | Planktonic microorganism sampler capable of automatically controlling sampling flow rate | |
| CN2763790Y (en) | Torsion sytem for valve torsion fatigue tester | |
| CN207440043U (en) | A kind of slack time test device |
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: 20130410 Termination date: 20130907 |