CN110161434A - Test machine for inner magnet rotor of magnetic drive pump magnetism - Google Patents
Test machine for inner magnet rotor of magnetic drive pump magnetism Download PDFInfo
- Publication number
- CN110161434A CN110161434A CN201711472314.1A CN201711472314A CN110161434A CN 110161434 A CN110161434 A CN 110161434A CN 201711472314 A CN201711472314 A CN 201711472314A CN 110161434 A CN110161434 A CN 110161434A
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- China
- Prior art keywords
- shaft
- magnet rotor
- magnetism
- drive pump
- magnetic drive
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
- G01R33/1284—Spin resolved measurements; Influencing spins during measurements, e.g. in spintronics devices
Abstract
The present invention provides the test machines for inner magnet rotor of magnetic drive pump magnetism, belong to fluid machinery technical field.It solves the technical problems such as existing interior magnet rotor Magnetic Test difficulty.Test machine for inner magnet rotor of magnetic drive pump magnetism, including pedestal and the fixed frame being installed on pedestal, it is characterized in that, non-magnetic shielded box is installed on the pedestal, shielded box is located at fixed frame side, and one side wall offers circular groove in the shielded box, offers through-hole on another side wall in the shielded box, shaft is equipped on the through-hole, described shaft one end is rotatably arranged in groove.The present invention has the characteristics that simply and easily test interior magnet rotor magnetism.
Description
Technical field
The invention belongs to fluid machinery technical fields, are especially used for the test machine of inner magnet rotor of magnetic drive pump magnetism.
Background technique
Magnetic drive pump is made of pump, magnetic driver, motor three parts.Critical component magnetic driver by outer magnet rotor,
Interior magnet rotor and non-magnetic separation sleeve composition.When motor drives outer magnet rotor to rotate, magnetic field energy penetrates air-gap and non-
Magnetisable material drives the interior magnet rotor being connected with impeller to make synchronous rotary, realizes the non contact transmission of power, dynamic sealing is converted
For static seal.Since pump shaft, interior magnet rotor are completely enclosed by the pump housing, separation sleeve, asked to thoroughly solve " run, drip, leak "
Topic eliminates the security risk that oil-refining chemical industry is inflammable, explosive, toxic, hazardous medium is leaked by pump seal, effectively protects
The physical and mental health and safety in production of worker are demonstrate,proved.
Wherein, it being completely enclosed due to pump shaft, interior magnet rotor by the pump housing, separation sleeve, installation is difficult to dismantle again after entering,
So internal magnet rotor is needed to carry out Magnetic Test in the pre-assembly, the interior magnet rotor that filters out substandard products and can be used.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, propose for inner magnet rotor of magnetic drive pump magnetism
Test machine, which is: how test in magnet rotor magnetism.
Object of the invention can be realized by the following technical scheme: for the test machine of inner magnet rotor of magnetic drive pump magnetism,
Including pedestal and the fixed frame being installed on pedestal, which is characterized in that non-magnetic shielded box is installed on the pedestal, every
It is located at fixed frame side from case, one side wall offers circular groove, the other side in the shielded box in the shielded box
Through-hole is offered on wall, shaft is equipped on the through-hole, and described shaft one end is rotatably arranged in groove；Shaft it is another
One end is rotatably arranged on fixed frame, and hydraulic cylinder is installed on the fixed frame, and the output shaft of hydraulic cylinder is arranged towards shaft,
The output shaft end of hydraulic cylinder is installed with damping block, and damping block can be with shaft contacts；Interior magnet rotor is installed in the shaft,
Motor is installed on the pedestal, the output shaft of motor is horizontally disposed, and the output shaft end of motor is installed with outer magnet rotor, electricity
The output shaft of machine and shaft are coaxial；It is installed with mechanical counter on the fixed frame, there is input terminal on mechanical counter, it is defeated
Enter end and is installed in roller end；It is installed with tachometer on the motor, controller, the electricity are installed on the pedestal
Machine and hydraulic cylinder are connected by route with controller.
The working principle of the invention is such that interior magnet rotor is fixed in shaft, then motor, motor rotation, band
Dynamic outer magnet rotor rotation, outer magnet rotor rotation can generate repulsion, drive interior magnet rotor to start turning, it is hydraulic to start simultaneously at starting
Damping block on hydraulic cylinder is pressed onto shaft by cylinder, the resistance being subject to when interior magnet rotor rotates in the hand is simulated, in stabilization
Afterwards, the revolution on the revolution and tachometer on Current mechanical counter is recorded, then by after equipment operation preset time week, is passed through
Revolution on mechanical counter is compared with the revolution in tachometer, can be calculated and be turned between the interior magnet rotor and outer magnet rotor
Change efficiency, interior magnet rotor magnetism result how obtained.Whether the equipment can be closed with the interior magnet rotor of the understanding of simple, intuitive
Lattice.
It is provided with thermal insulation layer on the outside of the shielded box, is installed with polyurethane foam board in thermal insulation layer.During the test,
The zero temperature circle point of interior magnet rotor can be tested by heating either cooling.The setting of thermal insulation layer is it is possible to prevente effectively from shielded box
In interior temperature conduction to outer magnet rotor, test data is influenced.
Bearing one is installed in the groove, bearing one is set in shaft, is installed with bearing on the fixed frame
Two, bearing two is set in shaft.The setting of bearing can influence test data to avoid the abrasion of shaft.
Pressure sensor is installed on the damping block, pressure sensor is connected by route with controller.Pressure passes
The pressure signal received can be transferred in controller by sensor, be shown in digital form, and artificial adjusting is then passed through
To simulate the environment of resistance in water.
Refrigeration machine is installed at the top of the shielded box.The minimum temperature that the refrigeration machine can freeze is at 50 degrees Celsius.Due to
The downward reason of cold air, is installed in the top for refrigeration machine.Enhance the refrigeration effect of equipment.
The shielded box bottom is installed with heating mechanism, and the heating mechanism includes ceramic heating pipe, ceramic heat
Pipe is installed in shielded box bottom.Ceramic heating pipe can be heated up with moment, can be increased to preset temperature in the short time.
It is installed with temperature monitoring in the shielded box, is provided with device for digit-displaying, temperature detection on the outside of the shielded box
Device and device for digit-displaying are connected by route with controller.It can intuitively be shown in shielded box by device for digit-displaying and temperature monitoring
Temperature, facilitate staff that temperature is adjusted.
The shaft includes fixing axle one, fixing axle two and detachable shaft, and described fixing axle one end is coaxially fixed on
In bearing one, card slot one is offered on the other end of fixing axle one, the fixing axle two is threaded through in through-hole, fixing axle two
One end is coaxially fixed in bearing two, and card slot two, the detachable shaft two are offered on the other end of the fixing axle two
End is installed with fixture block, and one end of detachable shaft is fastened in card slot one, and the other end of detachable shaft is fastened in card slot two.It is logical
The setting for crossing detachable shaft can be convenient the installation and removal of interior magnet rotor, not need to dismantle a whole shaft, only need to can
Disengaging section is removed, and interior magnet rotor is installed.
The connecting place of the fixing axle one and detachable shaft is fixed by pin one, the fixing axle two with detachably
The connecting place of axis is fixed by pin two.It is fixed by way of pin, it is simple secured, it is all very square in installation and removal
Just.
Installation door is hinged on the shielded box.Installation door is the installation and removal of interior magnet rotor for convenience.
Compared with prior art, the invention has the following advantages that
Damping block on hydraulic cylinder is pressed onto shaft, the resistance being subject to when interior magnet rotor rotates in the hand is simulated,
After stabilization, the revolution on the revolution and tachometer on Current mechanical counter is recorded, then by after equipment operation preset time week,
It is compared, can be calculated between the interior magnet rotor and outer magnet rotor with the revolution in tachometer by the revolution on mechanical counter
Transformation efficiency, interior magnet rotor magnetism result how obtained.
Detailed description of the invention
Fig. 1 is the schematic diagram of the test machine of inner magnet rotor of magnetic drive pump magnetism.
Fig. 2 is the shaft schematic diagram on the test machine of inner magnet rotor of magnetic drive pump magnetism.
In figure, 1, pedestal；2, fixed frame；3, shielded box；4, shaft；5, hydraulic cylinder；6, damping block；7, interior magnet rotor；8,
Motor；8a, outer magnet rotor；9, mechanical counter；10, tachometer；11, thermal insulation layer；12, pressure sensor；13, refrigeration machine；14,
Ceramic heating pipe；15, temperature monitoring；16, device for digit-displaying；17, fixing axle one；18, fixing axle two；19, detachable shaft.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As depicted in figs. 1 and 2, the test machine for inner magnet rotor of magnetic drive pump magnetism, including pedestal 1 and it is installed in pedestal 1
On fixed frame 2, be installed with non-magnetic shielded box 3 on pedestal 1, shielded box 3 is located at 2 side of fixed frame, side in shielded box 3
Wall offers circular groove, offers through-hole on another side wall in shielded box 3, and shaft 4,4 one end of shaft are equipped on through-hole
It is rotatably arranged in groove；The other end of shaft 4 is rotatably arranged on fixed frame 2, and hydraulic cylinder 5 is installed on fixed frame 2, hydraulic
The output shaft of cylinder 5 is arranged towards shaft 4, and the output shaft end of hydraulic cylinder 5 is installed with damping block 6, and damping block 6 can connect with shaft 4
Touching；Be installed with interior magnet rotor 7 in shaft 4, be installed with motor 8 on pedestal 1, the output shaft of motor 8 is horizontally disposed, motor 8 it is defeated
Shaft end is installed with outer magnet rotor 8a, and the output shaft and shaft 4 of motor 8 are coaxial；Mechanical counter 9 is installed on fixed frame 2,
There is input terminal, input terminal is installed in 4 end of shaft on mechanical counter 9；It is installed with tachometer 10 on motor 8, consolidates on pedestal 1
Equipped with controller, motor 8 and hydraulic cylinder 5 are connected by route with controller.
It is provided with thermal insulation layer 11 on the outside of shielded box 3, is installed with polyurethane foam board in thermal insulation layer 11.During the test,
The zero temperature circle point of interior magnet rotor 7 can be tested by heating either cooling.The setting of thermal insulation layer 11 it is possible to prevente effectively from every
From in the temperature conduction in case 3 to outer magnet rotor, test data is influenced.
Bearing one is installed in groove, bearing one is set in shaft 4, it is installed with bearing two on fixed frame 2, two sets of bearing
It is located in shaft 4.The setting of bearing can influence test data to avoid the abrasion of shaft 4.
Pressure sensor 12 is installed on damping block 6, pressure sensor 12 is connected by route with controller.Pressure sensing
The pressure signal received can be transferred in controller by device 12, be shown in digital form, and artificial adjusting is then passed through
To simulate the environment of resistance in water.
Refrigeration machine 13 is installed at the top of shielded box 3.The minimum temperature that the refrigeration machine 13 can freeze is at 50 degrees Celsius.Due to cold
Refrigeration machine 13 is installed in the top by the downward reason of gas.Enhance the refrigeration effect of equipment.
3 bottom of shielded box is installed with heating mechanism, and heating mechanism includes ceramic heating pipe 14, and ceramic heating pipe 14 is installed in
3 bottom of shielded box.Ceramic heating pipe 14 can be heated up with moment, can be increased to preset temperature in the short time.
It is installed with temperature monitoring 15 in shielded box 3, device for digit-displaying 16, temperature detector sum number are provided on the outside of shielded box 3
Aobvious device 16 is connected by route with controller.Shielded box 3 can be intuitively shown by device for digit-displaying 16 and temperature monitoring 15
Interior temperature, facilitates staff that temperature is adjusted.
Shaft 4 includes fixing axle 1, fixing axle 2 18 and detachable shaft 19, and one 17 end of fixing axle is coaxially fixed on bearing
In one, card slot one is offered on the other end of fixing axle 1, fixing axle 2 18 is threaded through in through-hole, one end of fixing axle 2 18
It is coaxially fixed in bearing two, card slot two is offered on the other end of fixing axle 2 18,19 both ends of detachable shaft are installed with card
Block, one end of detachable shaft 19 are fastened in card slot one, and the other end of detachable shaft 19 is fastened in card slot two.By detachable
The setting of axis 19 can be convenient the installation and removal of interior magnet rotor 7, not need to dismantle a whole shaft 4, only needing will be detachable
Part is removed, and interior magnet rotor 7 is installed.
The connecting place of fixing axle 1 and detachable shaft 19 is fixed by pin one, fixing axle 2 18 and detachable shaft 19
Connecting place is fixed by pin two.It is fixed by way of pin, it is simple secured, it is all very convenient in installation and removal.
Installation door is hinged on shielded box 3.Installation door is the installation and removal of interior magnet rotor 7 for convenience.
The working principle of the invention is such that interior magnet rotor 7 is fixed in shaft 4, then motor 8,8 turns of motor
It is dynamic, outer magnet rotor 8a rotation is driven, outer magnet rotor 8a rotation can generate repulsion, and magnet rotor 7 starts turning in drive, starts simultaneously at
Start hydraulic cylinder 5, the damping block 6 on hydraulic cylinder 5 is pressed onto shaft 4, simulates and be subject to when interior magnet rotor 7 rotates in the hand
Resistance records the revolution on the revolution and tachometer 10 on Current mechanical counter 9 after stabilization, then that equipment operation is pre-
If being compared by the revolution on mechanical counter 9 with the revolution in tachometer 10 after week time, the interior magnet rotor can be calculated
Transformation efficiency between 7 and outer magnet rotor 8a obtains the magnetic result how of interior magnet rotor 7.The equipment can be with simple, intuitive
Whether the interior magnet rotor 7 understood is qualified.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although 1, pedestal is used more herein；2, fixed frame；3, shielded box；4, shaft；5, hydraulic cylinder；6, it damps
Block；7, interior magnet rotor；8, motor；9, mechanical counter；10, tachometer；11, thermal insulation layer；12, pressure sensor；13, freeze
Machine；14, ceramic heating pipe；15, temperature monitoring；16, device for digit-displaying；17, fixing axle one；18, fixing axle two；19, detachable shaft
Equal terms, but it does not exclude the possibility of using other terms.The use of these items is only for more easily describe to conciliate
Release essence of the invention；Being construed as any additional limitation is disagreed with spirit of that invention.
Claims (9)
1. being used for the test machine of inner magnet rotor of magnetic drive pump magnetism, including pedestal and the fixed frame being installed on pedestal, feature exists
In being installed with non-magnetic shielded box on the pedestal, shielded box is located at fixed frame side, one side wall in the shielded box
Circular groove is offered, offers through-hole on another side wall in the shielded box, shaft, institute are equipped on the through-hole
The shaft one end stated is rotatably arranged in groove；The other end of shaft is rotatably arranged on fixed frame, solid on the fixed frame
Equipped with hydraulic cylinder, the output shaft of hydraulic cylinder is arranged towards shaft, and the output shaft end of hydraulic cylinder is installed with damping block, and damping block can
With shaft contacts；It is installed with interior magnet rotor in the shaft, motor is installed on the pedestal, the output shaft of motor is horizontal
Setting, the output shaft end of motor are installed with outer magnet rotor, and the output shaft and shaft of motor are coaxial；It is fixed on the fixed frame
There is mechanical counter, there is input terminal on mechanical counter, input terminal is installed in roller end；It is installed with and turns on the motor
Table is counted, controller, the motor and hydraulic cylinder are installed on the pedestal and is connected by route with controller.
2. the test machine according to claim 1 for inner magnet rotor of magnetic drive pump magnetism, which is characterized in that the isolation
It is provided with thermal insulation layer on the outside of case, is installed with polyurethane foam board in thermal insulation layer.
3. the test machine according to claim 1 for inner magnet rotor of magnetic drive pump magnetism, which is characterized in that the groove
It is inside installed with bearing one, bearing one is set in shaft, and bearing two is installed on the fixed frame, and bearing two is set in shaft
On.Pressure sensor is installed on damping block, pressure sensor is connected by route with controller.
4. the test machine according to claim 1 for inner magnet rotor of magnetic drive pump magnetism, which is characterized in that the isolation
Box top is installed with refrigeration machine.
5. the test machine according to claim 1 for inner magnet rotor of magnetic drive pump magnetism, which is characterized in that the isolation
Bottom portion is installed with heating mechanism, and the heating mechanism includes ceramic heating pipe, and ceramic heating pipe is installed in shielded box bottom.
6. the test machine according to claim 1 for inner magnet rotor of magnetic drive pump magnetism, which is characterized in that the isolation
It is installed with temperature monitoring in case, is provided with device for digit-displaying on the outside of the shielded box, temperature detector and device for digit-displaying pass through route
It is connected with controller.
7. the test machine according to claim 1 for inner magnet rotor of magnetic drive pump magnetism, which is characterized in that the shaft
Including fixing axle one, fixing axle two and detachable shaft, described fixing axle one end is coaxially fixed in bearing one, fixing axle one
Card slot one is offered on the other end, the fixing axle two is threaded through in through-hole, and one end of fixing axle two is coaxially fixed on bearing
In two, card slot two is offered on the other end of the fixing axle two, the detachable shaft both ends are installed with fixture block, removable
The one end for unloading axis is fastened in card slot one, and the other end of detachable shaft is fastened in card slot two.
8. the test machine according to claim 7 for inner magnet rotor of magnetic drive pump magnetism, which is characterized in that the fixation
Axis one and the connecting place of detachable shaft are fixed by pin one, and the connecting place of the fixing axle two and detachable shaft passes through pin
Two is fixed.
9. the test machine according to claim 1 for inner magnet rotor of magnetic drive pump magnetism, which is characterized in that the isolation
Installation door is hinged on case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472314.1A CN110161434A (en) | 2017-12-28 | 2017-12-28 | Test machine for inner magnet rotor of magnetic drive pump magnetism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472314.1A CN110161434A (en) | 2017-12-28 | 2017-12-28 | Test machine for inner magnet rotor of magnetic drive pump magnetism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110161434A true CN110161434A (en) | 2019-08-23 |
Family
ID=67640935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711472314.1A Withdrawn CN110161434A (en) | 2017-12-28 | 2017-12-28 | Test machine for inner magnet rotor of magnetic drive pump magnetism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110161434A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201476961U (en) * | 2009-08-13 | 2010-05-19 | 合肥市华林模具有限公司 | Coupler test board |
| CN102221649A (en) * | 2010-04-14 | 2011-10-19 | 襄樊五二五泵业有限公司 | Dynamic tester for magnetic driver |
| CN104458246A (en) * | 2014-11-06 | 2015-03-25 | 江苏大学 | Liquid magnetism coherence and power transmission characteristic study testing device of magnetic drive pump |
| CN106872126A (en) * | 2017-01-19 | 2017-06-20 | 北京航空航天大学 | Large-scale magnetic coupling stiffness characteristics comprehensive test platform |
-
2017
- 2017-12-28 CN CN201711472314.1A patent/CN110161434A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201476961U (en) * | 2009-08-13 | 2010-05-19 | 合肥市华林模具有限公司 | Coupler test board |
| CN102221649A (en) * | 2010-04-14 | 2011-10-19 | 襄樊五二五泵业有限公司 | Dynamic tester for magnetic driver |
| CN104458246A (en) * | 2014-11-06 | 2015-03-25 | 江苏大学 | Liquid magnetism coherence and power transmission characteristic study testing device of magnetic drive pump |
| CN106872126A (en) * | 2017-01-19 | 2017-06-20 | 北京航空航天大学 | Large-scale magnetic coupling stiffness characteristics comprehensive test platform |
Non-Patent Citations (1)
| Title |
|---|
| 郑发农等: "《大学物理实验教程》", 31 January 2015, 中国科学技术大学出版社 * |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190823 |
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| WW01 | Invention patent application withdrawn after publication |