CN209356358U - A kind of board-like magnetorheological liquid viscosity measuring device of cross - Google Patents
A kind of board-like magnetorheological liquid viscosity measuring device of cross Download PDFInfo
- Publication number
- CN209356358U CN209356358U CN201822105411.3U CN201822105411U CN209356358U CN 209356358 U CN209356358 U CN 209356358U CN 201822105411 U CN201822105411 U CN 201822105411U CN 209356358 U CN209356358 U CN 209356358U
- Authority
- CN
- China
- Prior art keywords
- cross
- board
- measuring device
- magnetorheological
- numerical
- 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
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
A kind of board-like magnetorheological liquid viscosity measuring device of cross of the utility model, magnetorheological fluid working cylinder, cross wrench, shaft, numerical-control motor, temperature sensor, fixed support plate frame, torque tester, speed probe and data acquisition control system including having cylinder cap；Magnetorheological fluid working cylinder is for containing magnetic rheological liquid to be measured, cross wrench is connected by shaft with numerical-control motor, and it is totally submerged in magnetorheological fluid body to be measured, numerical-control motor is fixed on cylinder cap by fixed support plate frame, temperature sensor is set on working cylinder internal layer inner wall, and be connected by conducting wire with data acquisition control system, torque tester and speed probe acquire numerical-control motor torque and revolving speed respectively and are sent to data acquisition control system.The measuring device structure of the utility model is simple, and test method is easy to operate, and measurement result is accurate.
Description
Technical field
The utility model belongs to magnetorheological research equipment technical field, is related to a kind of board-like magnetorheological liquid viscosity survey of cross
Measure device.
Background technique
Magnetorheological fluid is mixed by high magnetic permeability, low hysteresis small soft magnetic particles and non-magnetic liquid
Suspended substance.Its main working principle is: changing the size of its viscosity according to the power of magnetic field strength.This suspended substance is zero
The Newtonian fluid characteristic of low viscosity is showed under magnetic field condition；And under strong magnetic field action, then show high viscosity, low-flow
Bingham bulk properties；The suspended liquid status that rear magnetorheological fluid recovery is in Newtonian fluid characteristic is withdrawn in magnetic field.This liquid transformation
It is again controllable, reversible from the process that semisolid is changed into liquid and the energy consumption very little in control process for semisolid, fits
Wider range, no pollution to the environment.Because magnetorheological fluid is influenced by magnetic field and temperature etc., its test is filled at present
Setting the problems such as structure is complicated, inconvenient and magnetic flux leakage is serious causes measurement error larger.
Utility model content
In order to solve the above technical problems, the purpose of the utility model is to provide a kind of board-like magnetorheological liquid viscosities of cross to survey
Device is measured, structure is simple, and easy to operate, measurement accuracy is higher.
The utility model provides a kind of board-like magnetorheological liquid viscosity measuring device of cross, comprising: the magnetic current with cylinder cap
Become liquid working cylinder, cross wrench, shaft, numerical-control motor, temperature sensor, fixed support plate frame, torque tester, revolution speed sensing
Device and data acquisition control system；For the magnetorheological fluid working cylinder for containing magnetic rheological liquid to be measured, cross wrench passes through axis
Bar is connected with numerical-control motor, and is totally submerged in magnetorheological fluid body to be measured, and numerical-control motor is fixed by fixed support plate frame
On cylinder cap, the temperature sensor is set on working cylinder internal layer inner wall and is connected by conducting wire with data acquisition control system
It connects, the torque tester and speed probe acquire the torque of numerical-control motor respectively and revolving speed and be sent to data acquisition control
System.
In the board-like magnetorheological liquid viscosity measuring device of cross of the utility model, the template of the cross wrench is square
Shape, the breadth length ratio of rectangle are 1:2.
In the board-like magnetorheological liquid viscosity measuring device of cross of the utility model, the magnetorheological fluid working cylinder is divided into
Inside and outside two layers, internal layer is made of plastic, thermal-insulation plate, and outer layer is made of PVC board or FRP plate.
In the board-like magnetorheological liquid viscosity measuring device of cross of the utility model, setting is worn for conducting wire on the cylinder cap
The wire guide crossed, the cylinder cap left and right sides are equipped with bowhandle；Cylinder cap is divided into two layers inside and outside, and internal layer is made of plastic, thermal-insulation plate,
Outer layer is made of PVC board or FRP plate.
In the board-like magnetorheological liquid viscosity measuring device of cross of the utility model, the fixed support plate frame is using wood
Plate is made, and both ends are anchored with long stuff respectively, and the other end of the long stuff is fixed on cylinder cap by screw.
In the board-like magnetorheological liquid viscosity measuring device of cross of the utility model, the cross wrench and shaft are adopted
It is made of aluminum material, there is antimagnetizing effect.
In the board-like magnetorheological liquid viscosity measuring device of cross of the utility model, the center of the fixing support rack is set
There is through-hole, the numerical-control motor passes through through-hole and is fixed in through-hole.
The utility model has the advantages of simple structure, easy to operate, and measurement accuracy is higher.The cross of the utility model is board-like magnetorheological
Liquid viscosity measuring device, the magnetorheological fluid working cylinder have heat insulation function, reduce temperature for magnetorheological liquid viscosity
Influence；Material used in each component is non-magnetic simultaneously, has antimagnetizing effect, prevents magnetic flux leakage.Magnetic rheological liquid
Characteristic is Millisecond variation, and the utility model is using intelligent real-time control and data acquisition, so that test result precision
It is higher, it is suitable for promoting.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of the board-like magnetorheological liquid viscosity measuring device of cross of the utility model；
Fig. 2 is the schematic diagram of the cylinder cap of the measuring device of the utility model.
Specific embodiment
As shown in Figure 1, a kind of board-like magnetorheological liquid viscosity measuring device of cross of the utility model, comprising: have cylinder
The magnetorheological fluid working cylinder 11 of lid 2, shaft 9, numerical-control motor 4, temperature sensor 8, fixed support plate frame 3, is turned round cross wrench 10
Square tester 14, speed probe 6 and data acquisition control system 7.The magnetorheological fluid working cylinder 11 is for containing magnetic to be measured
Rheological fluid, cross wrench 10 are connected by shaft 9 with numerical-control motor 4, and numerical-control motor 4 is fixed by fixed support plate frame 3
On cylinder cap 2.The magnetorheological fluid scale of construction in cylinder requires more than the level height of 10 upper end of cross wrench, to guarantee that cross wrench 10 is complete
It is immersed in magnetorheological fluid body to be measured entirely.The temperature sensor 8 is set on the internal layer inner wall of working cylinder 11, and passes through conducting wire
15 are connected with data acquisition control system 7, and the torque tester 14 and speed probe 6 acquire numerical-control motor 4 respectively
Torque and revolving speed are simultaneously sent to data acquisition control system 7.
The template of the cross wrench 10 is rectangle, and the breadth length ratio of rectangle is 1:2, with a thickness of 2~3mm.Shaft 9 is using rule
Lattice are 20mm cylindrical bar.
It is inside and outside two layers that the magnetorheological fluid working cylinder 11, which divides, and internal layer is made of plastic, thermal-insulation plate, and outer layer uses PVC board
Or FRP plate is made.
The fixed support plate frame 3 is made of plank, and both ends are anchored with long stuff 5 respectively, the long stuff 5 it is another
One end is fixed on cylinder cap 2 by screw.The center of the fixed support plate frame 3 is equipped with through-hole, and the numerical-control motor 4 passes through logical
Hole is simultaneously fixed in through-hole.
The cross wrench 10 and shaft 9 are all made of aluminum material and are made, and have antimagnetizing effect.
As shown in Fig. 2, the wire guide 12 passed through for conducting wire 15 is arranged on the cylinder cap 2, arc is equipped at left and right sides of cylinder cap 2
Handle 1, the 2 middle part left and right sides of cylinder cap are equipped with bolt hole 13 for the anchoring of fixed support plate frame 3.2 material of cylinder cap and magnetorheological fluid
11 material therefor of working cylinder is consistent, is also classified into inside and outside two layers, and internal layer is made of plastic, thermal-insulation plate, outer layer using PVC board or
FRP plate is made.
The process measured using the board-like magnetorheological liquid viscosity measuring device of the cross of the utility model is as follows:
Step 1: magnetic rheological liquid to be measured being poured into magnetorheological fluid working cylinder 11, then cross wrench 10, shaft 9, number
It is good to control motor 4, temperature sensor 8, torque tester 14, speed probe 6 and 7 assembly and connection of data acquisition control system, magnetic
Rheological fluid amount will be more than the level height of 10 upper end of cross wrench, to guarantee that cross wrench is totally submerged in testing liquid；
Step 2: numerical-control motor 4 being controlled by data acquisition control system 7 and drives cross wrench 10 in magnetic rheological liquid
Rotation, after numerical stability, record temperature is C0Isoperibol under, do not apply torque value under magnetic field i.e. zero magnetic field condition and
Revolving speed；
Step 3: being classified the stepped stabilizing magnetic field for applying 0.1-1.0T in magnetorheological fluid working cylinder two sides, measure in each rank
The torque value of four-bladed vane and corresponding revolving speed under magnetic field strength, until under most high-order magnetic fields, it is full that magnetorheological fluid reaches magnetic
And/or until cross wrench is when can not rotate；
Step 4: shear yield strength C is calculated according to shearing mechanism formulau:
Wherein, M is torque value, and D is that the plate of cross wrench is wide, and H is that the plate of cross wrench is long；
Viscosities il is calculated according to viscosity and shear yield strength formula:
Wherein, K is rotor coefficient, and N is revolving speed；
This makes it possible to obtain under specific temperature, magnetic field from scratch during, the magnetorheological fluid under the effect of different magnetic field intensity
The situation of change of body viscosity.
The above is only the preferred embodiment of the present invention, the thought being not intended to limit the utility model, it is all
Within the spirit and principles of the utility model, it is practical new to should be included in this for any modification, equivalent replacement, improvement and so on
Within the protection scope of type.
Claims (7)
1. a kind of board-like magnetorheological liquid viscosity measuring device of cross characterized by comprising the magnetorheological fluid work with cylinder cap
Make cylinder, cross wrench, shaft, numerical-control motor, temperature sensor, fixed support plate frame, torque tester, speed probe sum number
According to acquisition control system；The magnetorheological fluid working cylinder passes through shaft and number for containing magnetic rheological liquid to be measured, cross wrench
Control motor is connected, and is totally submerged in magnetorheological fluid body to be measured, and numerical-control motor is fixed on cylinder cap by fixed support plate frame
On, the temperature sensor is set on working cylinder internal layer inner wall and is connected by conducting wire with data acquisition control system, institute
Torque tester and speed probe is stated to acquire the torque of numerical-control motor respectively and revolving speed and be sent to data acquisition control system.
2. the board-like magnetorheological liquid viscosity measuring device of cross as described in claim 1, which is characterized in that the cross wrench
Template be rectangle, the breadth length ratio of rectangle is 1:2.
3. the board-like magnetorheological liquid viscosity measuring device of cross as described in claim 1, which is characterized in that the magnetorheological fluid
Working cylinder is divided into two layers inside and outside, and internal layer is made of plastic, thermal-insulation plate, and outer layer is made of PVC board or FRP plate.
4. the board-like magnetorheological liquid viscosity measuring device of cross as described in claim 1, which is characterized in that set on the cylinder cap
The wire guide passed through for conducting wire is set, is equipped with bowhandle at left and right sides of cylinder cap；Cylinder cap be divided into it is two layers inside and outside, internal layer using plastics protect
Warm plate is made, and outer layer is made of PVC board or FRP plate.
5. the board-like magnetorheological liquid viscosity measuring device of cross as described in claim 1, which is characterized in that the fixed support
Grillage is made of plank, and both ends are anchored with long stuff respectively, and the other end of the long stuff is fixed to cylinder cap by screw
On.
6. the board-like magnetorheological liquid viscosity measuring device of cross as described in claim 1, which is characterized in that the cross wrench
Aluminum material is all made of with shaft to be made, and there is antimagnetizing effect.
7. the board-like magnetorheological liquid viscosity measuring device of cross as described in claim 1, which is characterized in that the fixed support
The center of grillage is equipped with through-hole, and the numerical-control motor passes through through-hole and is fixed in through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822105411.3U CN209356358U (en) | 2018-12-14 | 2018-12-14 | A kind of board-like magnetorheological liquid viscosity measuring device of cross |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822105411.3U CN209356358U (en) | 2018-12-14 | 2018-12-14 | A kind of board-like magnetorheological liquid viscosity measuring device of cross |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209356358U true CN209356358U (en) | 2019-09-06 |
Family
ID=67799266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822105411.3U Expired - Fee Related CN209356358U (en) | 2018-12-14 | 2018-12-14 | A kind of board-like magnetorheological liquid viscosity measuring device of cross |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209356358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357972A (en) * | 2018-12-14 | 2019-02-19 | 沈阳建筑大学 | A kind of board-like magnetorheological liquid viscosity measuring device and measuring method of cross |
-
2018
- 2018-12-14 CN CN201822105411.3U patent/CN209356358U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357972A (en) * | 2018-12-14 | 2019-02-19 | 沈阳建筑大学 | A kind of board-like magnetorheological liquid viscosity measuring device and measuring method of cross |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Arulanandan et al. | Development of a quantitative method to predict critical shear stress and rate of erosion of natural undisturbed cohesive soils | |
| CN105241920A (en) | Method for determining content of unfrozen water in soil freezing process by using specific heat calculation | |
| CN103529237B (en) | The measuring method of a kind of fo Sediment Group Settling speed and measurement apparatus | |
| CN205607822U (en) | Soil saturated hydraulic conductivity's batch apparatus under survey different temperatures circumstances | |
| CN103528925B (en) | The method of the rotational viscosimeter with paddle type rotor and measurement granule fluid viscosity thereof | |
| CN109283029A (en) | A kind of method, apparatus and clay preparing instrument measuring clay bound water and mechanics parameter | |
| CN209356358U (en) | A kind of board-like magnetorheological liquid viscosity measuring device of cross | |
| CN106932651A (en) | Irregular shape is gathered materials the detection method of dielectric constant | |
| CN207379961U (en) | A kind of comprehensive soil freezing heave experimental rig | |
| CN107621476A (en) | A kind of comprehensive soil freezing heave experimental rig and method | |
| CN109357972A (en) | A kind of board-like magnetorheological liquid viscosity measuring device and measuring method of cross | |
| CN112924330B (en) | Oil viscosity detector | |
| CN206832624U (en) | Electrothermal alternating temperature coefficient of viscosity measurement apparatus | |
| CN101545844A (en) | Device for detecting rheological parameters of fresh mixed concrete | |
| CN204374020U (en) | A kind of object imbibition volatilization pick-up unit | |
| CN206177778U (en) | Penetrant unit of research porous medium whole area seepage flow mechanism | |
| Lemberg | On the wakes behind bluff bodies in a turbulent boundary-layer | |
| CN105466833B (en) | Load action concrete hole structure evolution in-situ monitoring method and experimental rig | |
| CN208255023U (en) | A kind of Carbonate Reservoir grease phase percolation curve measuring device | |
| CN201689029U (en) | Rotary viscometer | |
| CN104569353B (en) | Based on the aerated zone soil absorption parameter determinator of strong adsorption fouling thing | |
| CN207829870U (en) | A kind of oil-field flooding fouling experimental provision | |
| Lim et al. | An improved rotating cylinder test design for laboratory measurement of erosion in clayey soils | |
| CN109580334A (en) | A kind of pitch ductility analyzer and its application method | |
| CN2442259Y (en) | Portable measurer for sand and mud content of flow |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190906 Termination date: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |