CN204663911U - A kind of corrosion resistant centrifugal magnetic submersible pump - Google Patents
A kind of corrosion resistant centrifugal magnetic submersible pump Download PDFInfo
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- CN204663911U CN204663911U CN201520364137.5U CN201520364137U CN204663911U CN 204663911 U CN204663911 U CN 204663911U CN 201520364137 U CN201520364137 U CN 201520364137U CN 204663911 U CN204663911 U CN 204663911U
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- impeller
- magnet rotor
- radial contact
- separation sleeve
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Abstract
The utility model relates to a kind of corrosion resistant centrifugal magnetic submersible pump, comprise submersible motor and water pump, pump shaft (7) is supported by the second radial contact bearing (9) and axial ball bearing (10) and is arranged in pump chamber, impeller (3) outside is provided with the first radial contact bearing (8) with being provided with seal ring (11) between pump chamber inwall and coordinating, support (21) two ends respectively with pump cover (2), motor flange (22) is sealedly and fixedly connected, separation sleeve (4), support (21) and motor flange (22) composition Seal cage, described magnetic submersible pump realizes the contactless synchronous transmission of power by magnetic force, the movable sealing structure easily leaked is converted into the static seal structure of zero leakage, fundamentally solve mechanical seal submersible pump and cause the faults such as motor winding burns out owing to sealing failure, ensure that the operation that submersible pump is safe and reliable.
Description
Technical field
The utility model relates to a kind of submersible pump, particularly a kind of corrosion resistant centrifugal magnetic submersible pump.
Background technique
Common submersible pump structurally its motor shaft passes casing outside, for anti-sealing infiltrates motor internal along axle, between motor shaft and housing, adopts seal arrangement, when sealing part abrasion and aging after, seal arrangement lost efficacy, and water enters motor internal and destroys insulation, sent a telegraph machine damage.
Summary of the invention
In order to solve the problem that above-mentioned prior art is difficult to overcome, the utility model provides a kind of corrosion resistant centrifugal magnetic submersible pump, comprise submersible motor, the pump housing 1, pump cover 2, pump shaft 7, impeller 3, interior magnet rotor 5, outer magnet rotor 6, separation sleeve 4, interior magnet rotor 5 is arranged on pump shaft 7 drive end end, outer magnet rotor 6 is arranged on motor shaft end, between interior magnet rotor 5 and outer magnet rotor 6, separation sleeve 4 is set, separation sleeve 4 is fixedly connected with pump cover 2 body seal, the described pump housing 1, pump cover 2, separation sleeve 4 is connected into entirety, the pump chamber that composition is closed, impeller 3 and pump shaft 7 to be coordinated with keyway by key and are installed in pump chamber, support 21 two ends respectively with pump cover 2, motor flange 22 is sealedly and fixedly connected, separation sleeve 4, support 21 and motor flange 22 form Seal cage, screen cover 12 is equipped with in pump inlet place, it is characterized in that: described corrosion resistant magnetic submersible pump pump shaft 7 is supported by the second radial contact bearing 9 and axial ball bearing 10 and is arranged in pump chamber, first radial contact bearing 8 is installed with coordinating between the pump housing 1 inwall outside impeller 3, pump shaft 7, impeller 3, second radial contact bearing 9, first radial contact bearing 8, axial ball bearing 10 and interior magnet rotor 5 are all enclosed in this and are pumped in the pump chamber that medium is full of, the material that the described pump housing 1 and pump cover 2 are selected is stainless steel or cast iron and steel inner lining fluoroplastics, the material that described impeller 3 is selected is stainless steel, one in copper or ptfe composite, the material that described separation sleeve 4 is selected is stupalith, glass fibre reinforced plastics, one in stainless steel or ptfe composite, the material that described pump shaft 7 is selected is stainless steel, alloyed steel, one in stupalith.
As further improvement of the utility model, described impeller 3 has impeller groove 14 and 16 near the pump housing 1 inwall side, the pump housing 1 inwall has pump housing groove 13 and 15, installation first radial contact bearing 8 is coordinated between impeller groove 14 and pump housing groove 13, be provided with seal ring 11 between impeller groove 16 and pump housing groove 15, the material that seal ring 11 is selected is the one in stupalith and ptfe composite.
As further improvement of the utility model, described axial ball bearing 10, first radial contact bearing 8 and the second radial contact bearing 9 select the one in full-ceramic bearing and combined bearing.
The beneficial effects of the utility model are: the corrosion resistant centrifugal magnetic submersible pump of the utility model, the described pump housing 1, pump cover 2, separation sleeve 4 is connected into entirety, the pump chamber that composition is closed, separation sleeve 4, support 21 and motor flange 22 form Seal cage, when motor drives outer magnet rotor 6 to rotate, magnetic field energy penetrates air gap and namagnetic substance, in drive is connected with pump shaft 7, magnet rotor 5 does synchronous rotary, realize the contactless synchronous transmission of power, the movable sealing structure easily leaked is converted into the static seal structure of zero leakage, fundamentally solve mechanical seal submersible pump and cause the faults such as motor winding burns out owing to sealing failure, ensure that the operation that submersible pump is safe and reliable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Embodiment: a kind of corrosion resistant centrifugal magnetic submersible pump, comprise submersible motor, the pump housing 1, pump cover 2, pump shaft 7, impeller 3, interior magnet rotor 5, outer magnet rotor 6, separation sleeve 4, interior magnet rotor 5 is arranged on pump shaft 7 drive end end, outer magnet rotor 6 is arranged on motor shaft end, between interior magnet rotor 5 and outer magnet rotor 6, separation sleeve 4 is set, separation sleeve 4 is fixedly connected with pump cover 2 body seal, the described pump housing 1, pump cover 2, separation sleeve 4 is connected into entirety, the pump chamber that composition is closed, impeller 3 and pump shaft 7 to be coordinated with keyway by key and are installed in pump chamber, described magnetic submersible pump pump shaft 7 is supported by the second radial contact bearing 9 and axial ball bearing 10 and is arranged in pump chamber, first radial contact bearing 8 is installed with coordinating between pump chamber inwall outside impeller 3, pump shaft 7, impeller 3, second radial contact bearing 9, first radial contact bearing 8, axial ball bearing 10 and interior magnet rotor 5 are all enclosed in this and are pumped in the pump chamber that medium is full of, support 21 two ends respectively with pump cover 2, motor flange 22 is sealedly and fixedly connected, separation sleeve 4, support 21 and motor flange 22 form Seal cage, the movable sealing structure easily leaked is converted into the static seal structure of zero leakage, motor arbor drives outer magnet rotor 6 to rotate, outer magnet rotor 6 and interior magnet rotor 5 fit through magnetic force and drive interior magnet rotor 5 to rotate, pump shaft 7 is driven to rotate by interior magnet rotor 5, make impeller 3 rotation work on pump shaft, avoid medium by pump shaft end externally seepage, submersible motor safety durable is run, screen cover 12 is equipped with in submersible pump inlet.
The material that the described pump housing 1 and pump cover 2 are selected is stainless steel or cast iron and steel inner lining fluoroplastics, the material that described impeller 3 is selected is the one in stainless steel, copper or ptfe composite, the material that described separation sleeve 4 is selected is the one in stupalith, glass fibre reinforced plastics, stainless steel or ptfe composite, and the material that described pump shaft 7 is selected is the one in stainless steel, alloyed steel and stupalith.
Described impeller 3 has impeller groove 14 and 16 near the pump housing 1 inwall side, the pump housing 1 inwall has pump housing groove 13 and 15, installation first radial contact bearing 8 is coordinated between impeller groove 14 and pump housing groove 13, be provided with seal ring 11 between impeller groove 16 and pump housing groove 15, the material that seal ring 11 is selected is the one in stupalith and ptfe composite.
Described first radial contact bearing 8 is installed by bearing snap spring 17, o RunddichtringO 18 is placed between bearing snap spring 17 and the first radial contact bearing 8, described second radial contact bearing 9 is installed by bearing snap spring 19, o RunddichtringO 20 is placed between bearing snap spring 19 and the second radial contact bearing 9, described axial ball bearing 10, first radial contact bearing 8 and the second radial contact bearing 9 are the one in full-ceramic bearing and combined bearing, the bearing that described material is made, wear-resisting, corrosion resistant performance is good, comprehensive mechanical performance is good especially, not fragile, long service life.
Above-described embodiment is only for illustrating technical conceive of the present utility model and feature; its object is to person skilled in the art can be understood content of the present utility model and be implemented; protection domain of the present utility model can not be limited with this; all equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (4)
1. a corrosion resistant centrifugal magnetic submersible pump, comprise submersible motor, the pump housing (1), pump cover (2), pump shaft (7), impeller (3), interior magnet rotor (5), outer magnet rotor (6), separation sleeve (4), interior magnet rotor (5) is arranged on pump shaft (7) drive end end, outer magnet rotor (6) is arranged on motor shaft end, separation sleeve (4) is set between interior magnet rotor (5) and outer magnet rotor (6), separation sleeve (4) is fixedly connected with pump cover (2) body seal, the described pump housing (1), pump cover (2), separation sleeve (4) is connected into entirety, the pump chamber that composition is closed, impeller (3) and pump shaft (7) to be coordinated with keyway by key and are installed in pump chamber, support (21) two ends respectively with pump cover (2), motor flange (22) is sealedly and fixedly connected, separation sleeve (4), support (21) and motor flange (22) composition Seal cage, screen cover (12) is equipped with in pump inlet place, it is characterized in that: described submersible pump pump shaft (7) is supported by the second radial contact bearing (9) and axial ball bearing (10) and is arranged in pump chamber, impeller (3) outside is provided with the first radial contact bearing (8) with coordinating between the pump housing (1) inwall.
2. centrifugal magnetic submersible pump according to claim 1, it is characterized in that: the material that the described pump housing (1) and pump cover (2) are selected is stainless steel or cast iron and steel inner lining fluoroplastics, the material that described impeller (3) is selected is stainless steel, one in copper or ptfe composite, the material that described separation sleeve (4) is selected is stupalith, glass fibre reinforced plastics, one in stainless steel or ptfe composite, the material that described pump shaft (7) is selected is stainless steel, alloyed steel, one in stupalith, the material that seal ring (11) is selected is the one in stupalith and ptfe composite.
3. centrifugal magnetic submersible pump according to claim 1, it is characterized in that: described impeller (3) has impeller groove (14) and (16) near the pump housing (1) inwall side, the pump housing (1) inwall has pump housing groove (13) and (15), coordinate installation first radial contact bearing (8) between impeller groove (14) and pump housing groove (13), between impeller groove (16) and pump housing groove (15), be provided with seal ring (11).
4. centrifugal magnetic submersible pump according to claim 1, is characterized in that: described axial ball bearing (10), the first radial contact bearing (8) and the second radial contact bearing (9) are the one in full-ceramic bearing and combined bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520364137.5U CN204663911U (en) | 2015-05-28 | 2015-05-28 | A kind of corrosion resistant centrifugal magnetic submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520364137.5U CN204663911U (en) | 2015-05-28 | 2015-05-28 | A kind of corrosion resistant centrifugal magnetic submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204663911U true CN204663911U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520364137.5U Active CN204663911U (en) | 2015-05-28 | 2015-05-28 | A kind of corrosion resistant centrifugal magnetic submersible pump |
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| Country | Link |
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| CN (1) | CN204663911U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286319A (en) * | 2015-05-28 | 2017-01-04 | 昆山江津长抗干磨磁力泵有限公司 | A kind of corrosion resistant centrifugal magnetic immersible pump |
| CN109154300A (en) * | 2016-05-10 | 2019-01-04 | 萨乐锐伊塔洛工业有限公司 | Including support impeller and with the pump group of motor driver and thermo-mechanical drive |
-
2015
- 2015-05-28 CN CN201520364137.5U patent/CN204663911U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286319A (en) * | 2015-05-28 | 2017-01-04 | 昆山江津长抗干磨磁力泵有限公司 | A kind of corrosion resistant centrifugal magnetic immersible pump |
| CN109154300A (en) * | 2016-05-10 | 2019-01-04 | 萨乐锐伊塔洛工业有限公司 | Including support impeller and with the pump group of motor driver and thermo-mechanical drive |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |