CN202520568U - Inner magnetic auxiliary support type magnetic force driving pump - Google Patents
Inner magnetic auxiliary support type magnetic force driving pump Download PDFInfo
- Publication number
- CN202520568U CN202520568U CN2012200798111U CN201220079811U CN202520568U CN 202520568 U CN202520568 U CN 202520568U CN 2012200798111 U CN2012200798111 U CN 2012200798111U CN 201220079811 U CN201220079811 U CN 201220079811U CN 202520568 U CN202520568 U CN 202520568U
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- CN
- China
- Prior art keywords
- magnet rotor
- rotor assembly
- permanent magnet
- outside
- pump
- 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
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Abstract
An inner magnetic auxiliary support type magnetic force driving pump is mainly characterized in that two annular non-magnetism spacers which are embedded in a groove of an inner magnetic rotor seat are respectively arranged at two axial ends of a permanent magnet of an inner magnetic rotor assembly, and additional permanent magnets which are embedded in the groove of the inner magnetic rotor seat are respectively arranged on the axial outer sides of the two spacers; annular non-magnetism spacers which are embedded in a groove of an outer magnetic rotor seat are respectively arranged at two axial ends of a permanent magnet of an outer magnetic rotor assembly, and additional permanent magnets which are embedded in the groove of the inner magnetic rotor seat are respectively arranged on the axial outer sides of the two spacers; and moreover, adjacent magnetic poles of the two additional permanent magnets of the inner magnetic rotor assembly and the outer magnetic rotor assembly are the same, namely magnetic poles of outer ring surfaces of the additional permanent magnets on the inner magnetic rotor seat are the same as magnetic poles of inner ring surfaces of the additional permanent magnets on the outer magnetic rotor seat. The inner magnetic auxiliary support type magnetic force driving pump is simple in structure, and can reliably run for a long time.
Description
Technical field
The utility model relates to a kind of magnetic drive pump.
Background technique
At present; Though magnetic drive pump has a variety of, agent structure is basic identical, and the live axle that can link to each other with motor is located in the bearing box assembly; This bearing housing one end links to each other with an end of link press span barrel-type casing, and this link press span the other end links to each other with the pump housing that is provided with fluid inlet and outlet.Be provided with impeller in this pump housing, this impeller is located at an end of pump shaft, fixes on it in the magnet rotor assembly and through fastening piece in the other end of this pump shaft is located at.Pump shaft is provided with sliding bearing outward; Its bearing shell is located in the pump cover frame, and this pump cover frame one end inboard is movably connected through choma and impeller, and the outside is stuck on the pump cover; The other end of this pump cover links to each other through fastening piece with separation sleeve; Between separation sleeve and link press span, be provided with the outer magnet rotor assembly corresponding with interior magnet rotor assembly, this outer magnet rotor assembly links to each other through fastening piece with live axle, and interior magnet rotor assembly is on the outer circumferential face of interior magnet rotor seat, to be inlaid with permanent magnet blocks; The inner peripheral surface surface that outer magnet rotor assembly is a magnet rotor seat outside is provided with permanent magnet blocks, and the magnetic pole of inside and outside magnet rotor assembly adjacent portion is opposite.Its effect only is a transmitting torque.
Summary of the invention
The purpose of the utility model is to provide a kind of can keep the constant interior magnetic supplemental support formula magnetic force driving pump of running clearance between the inside and outside magnet rotor assembly.
The live axle that the utility model can link to each other with motor is located in the bearing box assembly, and this bearing housing one end links to each other with an end of link press span barrel-type casing, and this link press span the other end links to each other with the pump housing that is provided with fluid inlet and outlet.Be provided with impeller in this pump housing, this impeller is located at an end of pump shaft, fixes on it in the magnet rotor assembly and through fastening piece in the other end of this pump shaft is located at.Pump shaft is provided with sliding bearing outward; Its bearing shell is located in the pump cover frame; This pump cover frame one end inboard is movably connected through choma and impeller, and the outside is stuck on the pump cover, and the other end of this pump cover links to each other through fastening piece with separation sleeve; Between separation sleeve and link press span, be provided with the outer magnet rotor corresponding with interior magnet rotor, this outer magnet rotor assembly links to each other through fastening piece with live axle.And interior magnet rotor assembly is on the outer circumferential face groove of interior magnet rotor seat, to be inlaid with permanent magnet blocks, and the inner peripheral surface surface groove that outer magnet rotor assembly is a magnet rotor seat outside is provided with permanent magnet blocks, and the magnetic pole of inside and outside magnet rotor assembly adjacent portion is opposite.
The utility model mainly be the axial two ends of interior magnet rotor assembly permanent magnet blocks be respectively equipped be embedded in annular non-magnetic conduction spacer ring in the magnet rotor seat groove, the additional permanent magnet piece in the axial outside of this two spacer ring is respectively equipped with and is embedded in the magnet rotor seat groove; Equally, the axial two ends of magnet rotor assembly permanent magnet blocks are respectively equipped with the annular non-magnetic conduction spacer ring that is embedded in the outer magnet rotor seat groove outside, the additional permanent magnet piece in the axial outside of this two spacer ring is respectively equipped with and is embedded in the magnet rotor seat groove; And the magnetic pole that inside and outside magnet rotor assembly two additional permanent magnet are adjacent is identical, and the additional permanent magnet outer ring surface on the promptly interior magnet rotor seat is identical with the additional permanent magnet inner ring surface magnetic pole on the outer magnet rotor seat, or all is the N utmost point; Or all be the S utmost point.Because both magnetic poles are identical,, can keep inside and outside magnet rotor assembly running clearance to remain unchanged according to the repulsive interaction between the like pole permanent magnet.
The utility model compared with prior art has following advantage: though the utility model is simple in structure, can keep this magnetic drive pump to move reliably and with long-term.
Description of drawings
Fig. 1 is that the utility model master looks generalized section.
Fig. 2 is the local enlarged diagram of I among Fig. 1.
EmbodimentInterior magnetic supplemental support formula magnetic force driving pump master shown in Figure 1 looks in the generalized section; The live axle 1 that can link to each other with motor is located in the bearing box assembly 2; This bearing housing one end links to each other with an end of link press span 3 barrel-type casings, and this link press span the other end links to each other with the pump housing that is provided with fluid inlet and outlet 4.Be provided with impeller 5 in this pump housing, this impeller is located at an end of pump shaft 6, fixes on it in the magnet rotor assembly 7 and through fastening piece in the other end of this pump shaft is located at.Pump shaft is provided with sliding bearing 8 outward; Its bearing shell is located in the pump cover frame 9; This pump cover frame one end inboard is movably connected through choma 10 and impeller, and the outside is stuck on the pump cover 11, and the other end of this pump cover and separation sleeve 12 link to each other through fastening piece; Between separation sleeve and link press span, be provided with the outer magnet rotor assembly 13 corresponding with interior magnet rotor assembly, this outer magnet rotor assembly links to each other through fastening piece with live axle.On the outer circumferential face groove of interior magnet rotor seat 14, be inlaid with permanent magnet blocks 15, the inner peripheral surface surface groove of magnet rotor seat 16 is provided with permanent magnet blocks 17 outside, and the magnetic pole of inside and outside magnet rotor assembly adjacent portion is opposite.The axial two ends of interior magnet rotor assembly permanent magnet blocks be respectively equipped be embedded in annular non-magnetic conduction spacer ring 18 in the magnet rotor seat groove, the additional permanent magnet piece 19 in the axial outside of this two spacer ring is respectively equipped with and is embedded in the magnet rotor seat groove; Equally, the axial two ends of magnet rotor assembly permanent magnet blocks are respectively equipped with the annular nonmetal spacer ring 20 that is embedded in the outer magnet rotor seat groove outside, the additional permanent magnet piece 21 in the axial outside of this two spacer ring is respectively equipped with and is embedded in the magnet rotor seat groove; And the magnetic pole that inside and outside magnet rotor assembly two additional permanent magnet are adjacent is identical, and the additional permanent magnet outer ring surface on the promptly interior magnet rotor seat is identical with the additional permanent magnet inner ring surface magnetic pole on the outer magnet rotor seat, all is the S utmost point, and is as shown in Figure 2.
Claims (1)
1. magnetic supplemental support formula magnetic force driving pump in a kind, its live axle that links to each other with motor is located in the bearing box assembly, and this bearing housing one end links to each other with an end of link press span barrel-type casing; This link press span the other end links to each other with the pump housing that is provided with fluid inlet and outlet; Be provided with impeller in this pump housing, this impeller is located at an end of pump shaft, fixes on it in the magnet rotor assembly and through fastening piece in the other end of this pump shaft is located at; Pump shaft is provided with sliding bearing outward; Its bearing shell is located in the pump cover frame, and this pump cover frame one end inboard is movably connected through choma and impeller, and the outside is stuck on the pump cover; The other end of this pump cover links to each other through fastening piece with separation sleeve; Between separation sleeve and link press span, be provided with the outer magnet rotor corresponding with interior magnet rotor, this outer magnet rotor assembly links to each other through fastening piece with live axle, and interior magnet rotor assembly is on the outer circumferential face groove of interior magnet rotor seat, to be inlaid with permanent magnet blocks; The inner peripheral surface surface groove that outer magnet rotor assembly is a magnet rotor seat outside is provided with permanent magnet blocks; And the magnetic pole of inside and outside magnet rotor assembly adjacent portion is opposite, it is characterized in that: the axial two ends of interior magnet rotor assembly permanent magnet blocks be respectively equipped be embedded in annular non-magnetic conduction spacer ring in the magnet rotor seat groove, the additional permanent magnet piece in the axial outside of this two spacer ring is respectively equipped with and is embedded in the magnet rotor seat groove; Equally, the axial two ends of magnet rotor assembly permanent magnet blocks are respectively equipped with the annular non-magnetic conduction spacer ring that is embedded in the outer magnet rotor seat groove outside, the additional permanent magnet piece in the axial outside of this two spacer ring is respectively equipped with and is embedded in the magnet rotor seat groove; And the magnetic pole that inside and outside magnet rotor assembly two additional permanent magnet are adjacent is identical, and the additional permanent magnet outer ring surface on the promptly interior magnet rotor seat is identical with the additional permanent magnet inner ring surface magnetic pole on the outer magnet rotor seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200798111U CN202520568U (en) | 2012-03-06 | 2012-03-06 | Inner magnetic auxiliary support type magnetic force driving pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200798111U CN202520568U (en) | 2012-03-06 | 2012-03-06 | Inner magnetic auxiliary support type magnetic force driving pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202520568U true CN202520568U (en) | 2012-11-07 |
Family
ID=47103520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200798111U Expired - Fee Related CN202520568U (en) | 2012-03-06 | 2012-03-06 | Inner magnetic auxiliary support type magnetic force driving pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202520568U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298863A (en) * | 2015-11-20 | 2016-02-03 | 温州市安得利耐酸泵有限公司 | Dry-wear-resistant magnetic drive pump |
| CN115479774A (en) * | 2022-10-12 | 2022-12-16 | 大连理工大学 | Water lubrication bearing experiment table of electromagnetic auxiliary bearing |
-
2012
- 2012-03-06 CN CN2012200798111U patent/CN202520568U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298863A (en) * | 2015-11-20 | 2016-02-03 | 温州市安得利耐酸泵有限公司 | Dry-wear-resistant magnetic drive pump |
| CN115479774A (en) * | 2022-10-12 | 2022-12-16 | 大连理工大学 | Water lubrication bearing experiment table of electromagnetic auxiliary bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20150306 |
|
| EXPY | Termination of patent right or utility model |