CN2523990Y - Inductive pumps - Google Patents
Inductive pumps Download PDFInfo
- Publication number
- CN2523990Y CN2523990Y CN 01260765 CN01260765U CN2523990Y CN 2523990 Y CN2523990 Y CN 2523990Y CN 01260765 CN01260765 CN 01260765 CN 01260765 U CN01260765 U CN 01260765U CN 2523990 Y CN2523990 Y CN 2523990Y
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- magnet case
- rotating shaft
- magnetic conduction
- yoke
- conductive coil
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Abstract
The utility model provides an inductive pump, which essentially comprise a motor rotary shaft, a pump rotary shaft, a first magnetizer, a second magnetizer, a conductive coil, a yoke iron and a non-magnetic metal plate. Wherein, the first magnetizer is arranged on the motor rotary shaft and is driven by the motor rotary shaft, and the second magnetizer is positioned in the shaft seal of the pump rotary shaft. The first magnetizer, the second magnetizer, the conductive coil and the yoke iron together form a magnetic path, and the rotation of the motor rotary shaft can make the magnetic path generate magnetic flux changing so as to produce vortex current on the non-magnetic metal plate; thus, an electromagnetic acting force is generated on the metal plate, and then, with relative mechanical connections, the pump rotary shaft is rotated. As the motor rotary shaft need not to pass through the sealing casing of the pump, the utility model can prevent the high-voltage fluid of the particles or powder-shaped matters in the high-voltage fluid from leaking out from the sealed clearance, thereby ensuring the rotation pressure of the pump device, and effectively preventing the particles or powder-shaped matters from flowing into the motor and causing damage and fault.
Description
Technical field
The relevant a kind of induction type pump of the utility model system refers to a kind of induction type pump drive that is applied to high-pressure service pump especially, and it is airtight fully that this high-pressure service pump is got, and contact that need not rotating shaft can effectively drive this high-pressure service pump.
Background technique
Press,, directly drive by motor shaft usually, with the hydrodynamic pressure in the holding pump equipment at present in the pumping unit pump of industrial process equipment.Only, this kind driving mode must sealed high-pressure service pump airtightly in sealing Seal mode, when preventing contained powdered materials outwards spills in pressurized gas in the high-pressure service pump or the pressurized gas occasion, then can produce the problem that is difficult to overcome.Also be the normal operation of keeping motor shaft, no matter in which way this high-pressure service pump is sealed, finally all need make this motor shaft by its seal or sealed wall, and allow that at sealing body or sealed wall this motor shaft is by being provided with the axle envelope on locating, in order to do this motor shaft can be turned round under the interference that is not subjected to sealing body or sealed wall at high speed, successfully to drive the high-pressure service pump of sealing body or sealed wall inside.Yet; because interior contained particulate of high-pressure liquid or high-pressure liquid or powdered materials still can outwards release through this envelope, and can't keep the high-pressure service state because of the event of high pressure; simultaneously these particulates or powdered materials also can flow into the inside of motor along motor shaft, cause the fault that causes motor and scrap.
This creator grinds and creates a kind of induction type pump drive in view of above-mentioned disappearance, to solve aforesaid problem.
Summary of the invention
Main purpose of the present utility model is providing a kind of induction type pump; wherein motor shaft need not pass pump case; and be by the rotating shaft in the way of electromagnetic induction driven pump equipment; therefore can make pumping unit keep airtight sealing state fully; make and to avoid effectively that particles contained or powdered materials outwards releases in high-pressure liquid or the high-pressure liquid; therefore the hydrodynamic pressure in the pumping unit can be kept then effectively, and can prevent because of flowing into the failure problems that motor caused.
According to the induction type pump that above-mentioned purpose is finished, be to comprise:
First rotating shaft is to be rotatably mounted in a support housing;
Second rotating shaft is to be rotatably mounted in a pump case;
First magnet case is to be installed on this first rotating shaft, and can does whole rotation with this first rotating shaft;
The electric conductor of non-magnetic conduction is a wherein rotating shaft that is installed in this first rotating shaft and this second rotating shaft;
One sealing cover be on the end that is installed in this second rotating shaft, and its disk partly is an electrical insulator; And
The flux change system, this system of system is driven by this first rotating shaft, and the variation magnetic flux that this system produced can act on the electric conductor of this non-magnetic conduction via this first magnet case and produce foucault current, by the electromagnetic action of the foucault current of the electric conductor of this non-magnetic conduction and this first magnet case and rotate this second rotating shaft.
The electric conductor of non-magnetic conduction system is installed on this second rotating shaft and can does whole rotation with this second rotating shaft in the utility model; Variation magnetic flux via this first magnet case can act on the electric conductor of this non-magnetic conduction and rotate this second rotating shaft.
System of this flux change system comprises that a conductive coil and is installed on the yoke of this first rotating shaft support housing, and this conductive coil system is installed on this yoke, and the position of this conductive coil and this yoke is adjacent and corresponding to this first magnet case; When this first rotating shaft was rotated, this first magnet case can be done relative movement with this conductive coil and this yoke, thereby produced flux change.
Be provided with second magnet case in the sealing lid, the position of this second magnet case is adjacent and corresponding to this first magnet case, this first magnet case, second magnet case, conductive coil and yoke can form a magnetic conduction path jointly, and the position of the electric conductor of this non-magnetic conduction system is between this first magnet case and this second magnet case, the variation magnetic flux in this magnetic conduction path can act on the electric conductor of this non-magnetic conduction, thereby rotating this second, this first magnet case is a flywheel structure.
Also second magnet case can be installed in the sealing lid, this second magnet case can be done whole rotation with this second rotating shaft, the position of this second magnet case is adjacent and corresponding to this first magnet case, the electric conductor system of this non-magnetic conduction is installed on this second magnet case and can does whole rotation with this second magnet case, the electric conductor system of this non-magnetic conduction is between this first magnet case and second magnet case, this system of flux change system comprises that a conductive coil and is installed on the yoke in the sealing lid, this conductive coil system is installed on this yoke, the position of this conductive coil and this yoke system in abutting connection with and corresponding to this first magnet case, this first magnet case, second magnet case, conductive coil and yoke can form a magnetic conduction path jointly; By this, the magnetic flux via this magnetic conduction path can act on this second magnet case and rotate this second rotating shaft.
A kind of induction type pump mainly comprises:
First rotating shaft is to be rotatably mounted in a support housing;
Second rotating shaft is to be rotatably mounted in a pump case, and a sealing cover is installed on the end of this second rotating shaft, and the disk of sealing lid partly is an electrical insulator;
First magnet case is to be installed on this first rotating shaft and can to do whole rotation with this first rotating shaft;
Yoke is the support housing that is installed on this first rotating shaft;
Conductive coil, this conductive coil system is installed on this yoke, the position system of this conductive coil and this yoke in abutting connection with and corresponding to this first magnet case;
Second magnet case is to be installed in the sealing lid and adjacent reaching corresponding to this first magnet case, and this first magnet case, second magnet case, yoke and this conductive coil can form a magnetic conduction path jointly; And the electric conductor of non-magnetic conduction, the conduction system of this non-magnetic conduction is in the sealing lid and between this first magnet case and second magnet case, and the electric conductor of this non-magnetic conduction is installed on this second rotating shaft and can does whole rotation with this second rotating shaft; When this first rotating shaft is rotated, this first magnet case can be made the caused by relative motion flux change with this yoke and this conductive coil, and produce foucault current in the electric conductor of this non-magnetic conduction, turn this second rotating shaft by the electromagnetic action in the foucault current of the electric conductor of this non-magnetic conduction and this magnetic conduction path.
This flywheel structure has an outer portion and an internal ring portion, has the interconnected N utmost point or the S utmost point on this outer portion and this internal ring portion respectively, and is formed with an annular groove therebetween, and this yoke and this conductive coil system are placed in this annular groove
The utility model includes an electric current adjust system again, in order to adjust the magnetic flux that this conductive coil produces, adjust the rotating speed of this second rotating shaft, the electric conductor of this non-magnetic conduction is a disc structure, this disc structure is the copper conductive material made that waits, and this second magnet case is an annular magnetizer.
A kind of induction type pump mainly comprises:
First rotating shaft is to be rotatably mounted in a support housing;
Second rotating shaft is to be rotatably mounted in a pump case, and a sealing cover is installed on the end of this second rotating shaft, and the disk of sealing lid partly is an electrical insulator;
First magnet case is to be installed on this first rotating shaft, and can does whole rotation with this first rotating shaft;
Yoke is to be installed in the sealing lid;
Conductive coil is to be installed on this yoke, the position system of this conductive coil and this yoke in abutting connection with and corresponding to this first magnet case;
Second magnet case is to be installed in the sealing lid, and can do whole rotation with this second rotating shaft, and this first magnet case, second magnet case, yoke and conductive coil can form a magnetic conduction path jointly;
The electric conductor of non-magnetic conduction is to be installed on this first magnet case, and can does whole rotation with this first rotating shaft, and the electric conductor position of this non-magnetic conduction system is between this first magnet case and second magnet case; When this first rotating shaft is rotated, this first magnet case can be done relative movement with this yoke and conductive coil, produce flux change and produce foucault current, rotate this second rotating shaft by the electrical interaction in the foucault current of the electric conductor of this non-magnetic conduction and this magnetic conduction path in the electric conductor of this non-magnetic conduction.
First magnet case of this flywheel structure more has additional an iron hoop, and the position system of this iron hoop is with respect to this yoke, and in order to increase the magnetic conduction effect, this pump is a sealed type high-pressure service pump.
The utility model has the advantages that and utilize electromagnetic induction principle not drive the high-pressure service pump rotating shaft there to be the axle mode, so motor shaft need not to pass pump case, make that contained powdered materials can be sealed completely in high-pressure liquid in the pump or the high-pressure liquid, therefore the running pressure of high-pressure service pump equipment is able to be kept effectively, and can guarantee the working life of motor.
Description of drawings
About other various features of the present utility model, ask three to read and hereinafter reach relevant drawings.Fig. 1 is first an embodiment's of the present utility model generalized section; Fig. 2 is the front schematic view of first magnet case shown in Figure 1; Fig. 3 is second an embodiment's of the present utility model generalized section; And Fig. 4 is the front schematic view of second magnet case shown in Figure 3.1,1 ' the first rotating shaft support housing, 2,2 ' the first rotating shafts 5,5 ' yoke, 6,6 ' the first magnet cases, flywheel structure body 6a outer portion 6b internal ring portion 7,7 ' conductive coil, 8 ' iron hoop 10, electric conductor 13,13 ' the second magnet cases 16 of 10 ' sealing cover, 12,12 ' non-magnetic conduction, 20,20 ' the second rotating shafts of 16 ' pump case, pump rotating shaft 101,101 ' figure coil partly
Embodiment
According to the Lenz's law on the physics (Lenz ' s Law), when the magnetic flux that is passed through on the sectional area of an electric loop (magnetic flux) changed, this electric loop can induce an electromotive force (electromotive force) and electric current (current) to stop the change of this magnetic flux.In like manner, when the magnetic flux that is passed through when the slug or the sheet metal (nonmagnetic metal block or plate) of a non-magnetic conduction changes, the slug of this non-magnetic conduction or sheet metal can induce a foucault current (eddy current), can produce slug or the sheet metal of an active force by the magnetic field of this slug or sheet metal and the electromagnetic action of this foucault current, to stop the variation of this magnetic flux in this non-magnetic conduction.
The above is natural physical phenomenon, the utility model is the variation that utilizes magnetic flux according to above-mentioned principle, and respond to slug or the sheet metal of a foucault current in a non-magnetic conduction, therefore can produce an electromagnetic force in this slug or sheet metal, and because this slug or sheet metal system directly or indirectly are linked on the relevant mechanical component or rotating shaft, therefore this electromagnetic force can drive a rotating shaft indirectly through this slug or sheet metal, and detailed specific embodiment will be described in hereinafter.
At first, ask three to read Fig. 1, first embodiment of the present utility model mainly includes the electric conductor 12 of first rotating shaft 2, second rotating shaft 20, first magnet case 6, second magnet case 13, conductive coil 7, yoke 5 and non-magnetic conduction.Wherein, first rotating shaft 2 is a power input shaft, and for example: motor drive shaft, this first rotating shaft system is installed on the first rotating shaft support housing 1 as motor casing.Second rotating shaft 20 is a high pressure pump drive axle, this second rotating shaft 20 is to be installed on pump case 16, the rotation of this second rotating shaft can be in order to keep the running pressure of this pump, in addition, one sealing cover 10 is installed on the end of second rotating shaft 20, and sealing lid 10 can prevent that contained powdered materials releases from pump case 16 in high-pressure liquid or the high-pressure liquid.First magnet case 6 is to be installed on first rotating shaft 2, and can do whole rotation with this first rotating shaft.As shown in Figure 2, first magnet case 6 can be a flywheel structure body (flywheel structure), in order to stablize the input power of this first rotating shaft 2, this flywheel structure body can have outer portion 6a and internal ring portion 6b, wherein, have the interconnected different magnetic poles N utmost point or the S utmost point on this outer portion 6a and the internal ring portion 6b respectively, and be formed with an annular groove therebetween.Second magnet case 13 can be an annular magnetizer, and it is to be installed in the sealing cover 10 and adjacent reaching corresponding to first magnet case 6.Yoke 5 is the support housing that is installed on this first rotating shaft 2, and conductive coil 7 is to be installed on yoke 5, and conductive coil 7 and yoke 5 all can be placed in the annular groove of this flywheel structure.Only the disk of sealing lid 10 partly 101 is required to be electrical insulator, influences to avoid producing eddy current and the electric current of the electric conductor 12 of non-magnetic conduction, and and then weakens the driving torsion of second magnet case 13.Arrange according to this, first magnet case 6, second magnet case 13, conductive coil 7 and yoke 5 can form a magnetic conduction path jointly.The electric conductor 12 of non-magnetic conduction can be disc structure, and it is to be installed on second rotating shaft 20 also can rotate with these second rotating shaft, 20 one, the position system of the electric conductor 12 of this non-magnetic conduction is in sealing cover 10 and between first magnet case 6 and second magnet case 13, arrange according to this, the electric conductor 12 of this non-magnetic conduction can be passed through by this magnetic conduction path, and when the magnetic flux of the electric conductor 12 by this non-magnetic conduction changed, the electric conductor 12 of this non-magnetic conduction can induce foucault current (eddy current).The material of the electric conductor 12 of this non-magnetic conduction can be for example copper or the aluminum material made.
Please three read Fig. 1 again, when conductive coil 7 logical upward electric currents and first rotating shaft, 2 rotations, first magnet case 6 can be rotated and do relative movement with conductive coil 7 and yoke 5, therefore, the magnetic flux in this magnetic conduction path can change, and makes the electric conductor 12 of non-magnetic conduction can induce foucault current (eddy current), by the magnetic field in this magnetic conduction path and the electromagnetic action of this foucault current, the electric conductor 12 of non-magnetic conduction can be rotated by an electromagnetic force, related second rotating shaft 20 also can be rotated.
In addition, for adjusting the pressure of the high-pressure liquid in the pump case 16, the rotating speed of second rotating shaft 20 is necessary for can be controlled, therefore, the utility model can have additional a curtage adjust system, in order to adjust the magnetic flux that conductive coil 7 is produced, to control the rotating speed of second rotating shaft 20.
Again, for increasing the driving efficient of first rotating shaft 2, other entities that this magnetic conduction path is passed through preferably adopt electrical insulator, and for example: sealing cover 10 can adopt electrical insulator, to reduce energy loss.
Please three read Fig. 3, second embodiment of the present utility model mainly include first rotating shaft 2 ', second rotating shaft 20 ', first magnet case 6 ', second magnet case 13 ', conductive coil 7 ', yoke 5 ' and the electric conductor 12 of non-magnetic conduction '.Wherein, first rotating shaft 2 ' be a power input shaft, for example: motor drive shaft, this first rotating shaft system is installed on the first rotating shaft support housing 1 ' as motor casing.Second rotating shaft 20 ' be a high pressure pump drive axle, this second rotating shaft system be installed on pump case 16 ', the rotation of this second rotating shaft can be in order to keep the running pressure of this pump.As shown in the figure, second rotating shaft 2 ' end be attached with a sealing cover 10 ', sealing lid 10 ' can prevent powdered materials contained in high-pressure liquid or the high-pressure liquid is from pump case 16 ' release.First magnet case 6 ' be installed on first rotating shaft 2 ', and can do whole rotation with this first rotating shaft.As shown in the figure, first magnet case 6 ' the can be flywheel structure body (cylindricalflywheel structure) of a tubular, in order to stablize this first rotating shaft 2 ' input power.As shown in Figure 4, second magnet case 13 ' can be an annular tooth columnar structure, its be installed on sealing cover 10 ' interior and in abutting connection with and corresponding to first magnet case 6 '.Yoke 5 ' a can be circular structure, its be installed on sealing cover 10 ' in.Conductive coil 7 ' be installed on yoke 5 ', this yoke 5 ' and conductive coil 7 ' position system in abutting connection with and corresponding to second magnet case 6 '.Only sealing lid 10 ' disk partly be required to be nonconductor, influence to avoid producing eddy current and the electric conductor 12 of non-magnetic conduction ' electric current, and and then weaken second magnet case 13 ' driving torsion.Arrange according to this, first magnet case 6 ', second magnet case 13 ', conductive coil 7 ' and yoke 5 ' can form a magnetic conduction path jointly.
The electric conductor 12 of non-magnetic conduction ' a can be circular structure, its be first magnet case 6 that is installed on this tubular ' inside and can with the whole rotation of this first magnet case 6 ' does, the electric conductor 12 of this non-magnetic conduction ' between first magnet case 6 ' reach, second magnet case 13 ' between.Arrange according to this, the electric conductor 12 of this non-magnetic conduction ' can be passed through by this magnetic conduction path, when the magnetic flux in this magnetic conduction path changes, the electric conductor 12 of this non-magnetic conduction ' can induce foucault current (eddy current).The for example copper conductive material made that waits of the electric conductor 12 of non-magnetic conduction ' can be.
Please three read Fig. 3 again, when conductive coil 7 ' logical is gone up electric current and first rotating shaft 2 ' rotation, first magnet case 6 ' can be rotated and with conductive coil 7 ' and yoke 5 ' do relative movement, therefore, the magnetic flux in this magnetic conduction path can change and act on the electric conductor 12 of non-magnetic conduction ', therefore, the electric conductor 12 of non-magnetic conduction ' can induce foucault current (eddycurrent), by the magnetic field in this magnetic conduction path and the electromagnetic action of this foucault current, can produce an electromagnetic force in this second magnet case 13 ', therefore relatedly make second rotating shaft 20 ' also can be rotated.
In addition, be the pressure of the high-pressure liquid of adjusting pump case 16 ' interior, second rotating shaft 20 ' rotating speed be necessary for can be controlled, so the utility model can have additional a curtage adjust system, in order to adjusting the magnetic flux of conductive coil 7 ' produced, with control second rotating shaft 20 ' rotating speed.
Again, for promoting the magnetic conduction effect in this magnetic conduction path, aforesaid tubular flywheel structure can have additional a magnetic conduction iron hoop 8 '.
Above explanation only is a preferred embodiments of the present utility model, is not in order to limiting institute of the present utility model practical range, and any equivalence of being finished under not departing from spirit of the present utility model and principle changes or modification, must all be covered by in the utility model.
Claims (21)
1. induction type pump is characterized in that comprising:
First rotating shaft is to be rotatably mounted in a support housing;
Second rotating shaft is to be rotatably mounted in a pump case;
First magnet case is to be installed on this first rotating shaft, and can does whole rotation with this first rotating shaft;
The electric conductor of non-magnetic conduction is a wherein rotating shaft that is installed in this first rotating shaft and this second rotating shaft;
One sealing cover be on the end that is installed in this second rotating shaft, and its disk partly is an electrical insulator; And
The flux change system, this system of system is driven by this first rotating shaft, and the variation magnetic flux that this system produced can act on the electric conductor of this non-magnetic conduction via this first magnet case and produce foucault current, by the electromagnetic action of the foucault current of the electric conductor of this non-magnetic conduction and this first magnet case and rotate this second rotating shaft.
2. induction type pump according to claim 1 is characterized in that the electric conductor system of this non-magnetic conduction is installed on this second rotating shaft and can does whole rotation with this second rotating shaft; Variation magnetic flux via this first magnet case can act on the electric conductor of this non-magnetic conduction and rotate this second rotating shaft.
3. induction type pump according to claim 2, it is characterized in that this system of flux change system comprises that a conductive coil and is installed on the yoke of this first rotating shaft support housing, this conductive coil system is installed on this yoke, and the position of this conductive coil and this yoke is adjacent and corresponding to this first magnet case; When this first rotating shaft was rotated, this first magnet case can be done relative movement with this conductive coil and this yoke, thereby produced flux change.
4. induction type pump according to claim 3, it is characterized in that being provided with second magnet case in the sealing lid, the position of this second magnet case is adjacent and corresponding to this first magnet case, this first magnet case, second magnet case, conductive coil and yoke can form a magnetic conduction path jointly, and the position of the electric conductor of this non-magnetic conduction system is between this first magnet case and this second magnet case, the variation magnetic flux in this magnetic conduction path can act on the electric conductor of this non-magnetic conduction, thereby rotates this second.
5. induction type pump according to claim 4 is characterized in that this first magnet case is a flywheel structure.
6. induction type pump according to claim 1, it is characterized in that in the sealing lid second magnet case being installed, this second magnet case can be done whole rotation with this second rotating shaft, the position of this second magnet case is adjacent and corresponding to this first magnet case, the electric conductor system of this non-magnetic conduction is installed on this second magnet case and can does whole rotation with this second magnet case, the electric conductor system of this non-magnetic conduction is between this first magnet case and second magnet case, this system of flux change system comprises that a conductive coil and is installed on the yoke in the sealing lid, this conductive coil system is installed on this yoke, the position of this conductive coil and this yoke system in abutting connection with and corresponding to this first magnet case, this first magnet case, second magnet case, conductive coil and yoke can form a magnetic conduction path jointly; By this, the magnetic flux via this magnetic conduction path can act on this second magnet case and rotate this second rotating shaft.
7. induction type pump according to claim 6 is characterized in that its this first magnet case is a flywheel structure.
8. induction type pump is characterized in that comprising:
First rotating shaft is to be rotatably mounted in a support housing;
Second rotating shaft is to be rotatably mounted in a pump case, and a sealing cover is installed on the end of this second rotating shaft, and the disk of sealing lid partly is an electrical insulator;
First magnet case is to be installed on this first rotating shaft and can to do whole rotation with this first rotating shaft;
Yoke is the support housing that is installed on this first rotating shaft;
Conductive coil, this conductive coil system is installed on this yoke, the position system of this conductive coil and this yoke in abutting connection with and corresponding to this first magnet case;
Second magnet case is to be installed in the sealing lid and adjacent reaching corresponding to this first magnet case, and this first magnet case, second magnet case, yoke and this conductive coil can form a magnetic conduction path jointly; And the electric conductor of non-magnetic conduction, the conduction system of this non-magnetic conduction is in the sealing lid and between this first magnet case and second magnet case, and the electric conductor of this non-magnetic conduction is installed on this second rotating shaft and can does whole rotation with this second rotating shaft; When this first rotating shaft is rotated, this first magnet case can be made the caused by relative motion flux change with this yoke and this conductive coil, and produce foucault current in the electric conductor of this non-magnetic conduction, turn this second rotating shaft by the electromagnetic action in the foucault current of the electric conductor of this non-magnetic conduction and this magnetic conduction path.
9. induction type pump according to claim 8 is characterized in that this first magnet case is a flywheel structure.
10. induction type pump according to claim 9, it is characterized in that this flywheel structure has an outer portion and an internal ring portion, have the interconnected N utmost point or the S utmost point on this outer portion and this internal ring portion respectively, and be formed with an annular groove therebetween, this yoke and this conductive coil system are placed in this annular groove.
11. induction type pump according to claim 10 is characterized in that including again an electric current adjust system, in order to adjust the magnetic flux that this conductive coil produces, adjusts the rotating speed of this second rotating shaft.
12. induction type pump according to claim 11, the electric conductor that it is characterized in that this non-magnetic conduction are disc structure.
13. induction type pump according to claim 12 is characterized in that this disc structure is the copper conductive material made that waits.
14. induction type pump according to claim 13 is characterized in that this second magnet case is an annular magnetizer.
15. an induction type pump is characterized in that comprising:
First rotating shaft is to be rotatably mounted in a support housing;
Second rotating shaft is to be rotatably mounted in a pump case, and a sealing cover is installed on the end of this second rotating shaft, and the disk of sealing lid partly is an electrical insulator;
First magnet case is to be installed on this first rotating shaft, and can does whole rotation with this first rotating shaft;
Yoke is to be installed in the sealing lid;
Conductive coil is to be installed on this yoke, the position system of this conductive coil and this yoke in abutting connection with and corresponding to this first magnet case;
Second magnet case is to be installed in the sealing lid, and can do whole rotation with this second rotating shaft, and this first magnet case, second magnet case, yoke and conductive coil can form a magnetic conduction path jointly;
The electric conductor of non-magnetic conduction is to be installed on this first magnet case, and can does whole rotation with this first rotating shaft, and the electric conductor position of this non-magnetic conduction system is between this first magnet case and second magnet case; When this first rotating shaft is rotated, this first magnet case can be done relative movement with this yoke and conductive coil, produce flux change and produce foucault current, rotate this second rotating shaft by the electrical interaction in the foucault current of the electric conductor of this non-magnetic conduction and this magnetic conduction path in the electric conductor of this non-magnetic conduction.
16. induction type pump according to claim 15 is characterized in that this first magnet case is a flywheel structure.
17. induction type pump according to claim 16 is characterized in that including again an electric current adjust system, in order to adjust the magnetic flux that this conductive coil produces, can adjust the rotating speed of this second rotating shaft by this.
18. induction type pump according to claim 17, the electric conductor that it is characterized in that this non-magnetic conduction are a circular structure, this circular structure system is installed on this flywheel structure.
19. induction type pump according to claim 18, the electric conductor that it is characterized in that this non-magnetic conduction are the copper conductive material made that waits.
20. induction type pump according to claim 19 is characterized in that first magnet case of this flywheel structure more has additional an iron hoop, the position system of this iron hoop is with respect to this yoke, in order to increase the magnetic conduction effect.
21., it is characterized in that this pump is a sealed type high-pressure service pump according to each described induction type pump in the claim 1,8 or 15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01260765 CN2523990Y (en) | 2001-09-12 | 2001-09-12 | Inductive pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01260765 CN2523990Y (en) | 2001-09-12 | 2001-09-12 | Inductive pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2523990Y true CN2523990Y (en) | 2002-12-04 |
Family
ID=33668849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01260765 Expired - Fee Related CN2523990Y (en) | 2001-09-12 | 2001-09-12 | Inductive pumps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2523990Y (en) |
-
2001
- 2001-09-12 CN CN 01260765 patent/CN2523990Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |