CN210509625U - Stainless steel magnetic pump - Google Patents
Stainless steel magnetic pump Download PDFInfo
- Publication number
- CN210509625U CN210509625U CN201921508543.9U CN201921508543U CN210509625U CN 210509625 U CN210509625 U CN 210509625U CN 201921508543 U CN201921508543 U CN 201921508543U CN 210509625 U CN210509625 U CN 210509625U
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- China
- Prior art keywords
- magnetic rotor
- pump
- impeller
- sleeve
- pump body
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- Expired - Fee Related
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Abstract
The utility model discloses a stainless steel magnetic pump, which comprises a pump body and a motor, wherein one side of the motor is provided with a shaft coupling, the pump body comprises a pump shaft, an inner magnetic rotor and an outer magnetic rotor, the outer magnetic rotor and the inner magnetic rotor are concentrically arranged, the inner magnetic rotor rotates under the magnetic drive of the outer magnetic rotor, one side of the inner magnetic rotor protrudes out of the outer magnetic rotor is provided with a sealing sleeve, one end of the inner magnetic rotor protrudes out of the outer magnetic rotor and is provided with a baffle plate, the baffle plate is fixedly connected with the pump body through a bolt, a separation sleeve is arranged between an inner ring of the outer magnetic rotor and an outer ring of the inner magnetic rotor, a screw hole is arranged on the flange end face of an opening of the separation sleeve and is fixed on the baffle plate through the screw hole, one end of the pump shaft, the inner magnetic rotor protrudes out of one end of the outer magnetic rotor and is provided with a partition plate, and the partition plate is fixedly connected with the pump body through bolts.
Description
Technical Field
The utility model relates to a water pump technical field specifically is a stainless steel magnetic pump.
Background
The magnetic pump consists of three parts, including pump, magnetic driver and motor. The key part magnetic driver consists of outer magnetic rotor, inner magnetic rotor and isolating sleeve without magnetic conduction. When the motor drives the outer magnetic rotor to rotate, the magnetic field can penetrate through the air gap and the nonmagnetic substance to drive the inner magnetic rotor connected with the impeller to synchronously rotate, so that the non-contact transmission of power is realized, and the dynamic seal is converted into the static seal. The pump shaft and the inner magnetic rotor are completely sealed by the pump body and the isolation sleeve, so that the problems of leakage, overflow, dripping and leakage are thoroughly solved, the potential safety hazard that inflammable, explosive, toxic and harmful media leak through the pump seal in the oil refining chemical industry is eliminated, and the physical and mental health and the safe production of workers are effectively ensured. However, the existing stainless steel magnetic pump has the disadvantages of complex structure, inconvenient installation and unstable structure, and easily causes medium leakage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple to operate, stable in structure's stainless steel magnetic drive pump to solve foretell problem.
In order to achieve the above object, the utility model provides a following technical scheme: a stainless steel magnetic pump comprises a pump body and a motor, wherein a coupling is arranged on one side of the motor facing the pump body, the pump body comprises a pump shaft, an inner magnetic rotor and an outer magnetic rotor, the outer magnetic rotor and the inner magnetic rotor are concentrically arranged, the inner magnetic rotor is driven by magnetic force of the outer magnetic rotor to rotate, one side of the inner magnetic rotor protrudes out of the outer magnetic rotor, a sealing sleeve is arranged on one side of the inner magnetic rotor protruding out of the outer magnetic rotor, a partition plate is arranged at one end of the inner magnetic rotor protruding out of the outer magnetic rotor and fixed with the pump body through bolts, a separation sleeve is arranged between an inner ring of the outer magnetic rotor and an outer ring of the inner magnetic rotor, a screw hole is formed in the end face of a flange of an opening of the separation sleeve and fixed on the partition plate through the screw hole, one end of the pump shaft is connected with an impeller through an impeller nut, and, the pump body is connected with the motor through the connecting frame, and the other end of the pump body, which is opposite to the end where the pump body is connected with the motor, is connected with the pump cover through a bolt.
The technical scheme has the advantages that: the outer magnetic rotor and the inner magnetic rotor are concentrically arranged, a sealing sleeve is arranged on one side, protruding out of the outer magnetic rotor, of the inner magnetic rotor, the sealing sleeve covers the protruding portion of the inner magnetic rotor and is fixedly connected with a pump shaft, due to the influence of erosion of media on the inner magnetic rotor, the leakage of the media from the isolation sleeve is further prevented through the connection of the partition plate and the pump body, a diaphragm sleeve is arranged between the outer magnetic rotor and the inner magnetic rotor, the isolation sleeve is fixed on the partition plate through a screw hole through the end face of a flange of an opening of the isolation sleeve, the diaphragm sleeve is prevented from falling off in the process of operation, the media leakage is further caused, the impeller and the inner magnetic rotor are sequentially connected through the pump shaft, the outer magnetic rotor and the motor are connected through the coupler, the pump body is connected with the motor through the coupling frame, and the stainless steel magnetic pump is convenient.
Preferably, the outer surface of the impeller is sleeved with an impeller sleeve, the front end of the impeller sleeve is provided with a thrust ring, and the impeller sleeve is fixedly connected with the impeller through the thrust ring.
The technical scheme has the advantages that: the thrust ring at the front end of the impeller sleeve can keep the impeller to normally rotate and limit the impeller to laterally move, so that the structure is stable, the service life of the impeller is prolonged, the full sealing is kept, and the purpose of pumping and delivering media without leakage can be achieved.
Preferably, a sealing ring is arranged at the joint of the impeller and the pump shaft.
The technical scheme has the advantages that: by arranging the sealing ring at the joint of the impeller and the pump shaft, the medium is prevented from leaking through the joint of the impeller and the bounce shaft.
Preferably, the isolating sleeve and the sealing sleeve are both filled with non-magnetic materials.
The technical scheme has the advantages that: the isolating sleeve and the sealing sleeve are filled with non-magnetic materials, so that when the outer magnetic rotor rotates at a high speed, the isolating sleeve and the sealing sleeve cut magnetic lines of force and do not generate eddy current.
Drawings
Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention;
fig. 2 is a schematic view of a portion a of the embodiment of the present invention.
Reference numerals: 1. a pump body; 11. a pump shaft; 12. an inner magnetic rotor; 121. sealing sleeves; 122. a partition plate; 13. an outer magnetic rotor; 14. a coupling frame; 2. a motor; 21. a coupling; 3. an isolation sleeve; 4. an impeller; 41. an impeller nut; 42. an impeller sleeve; 43. a thrust ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 2, a stainless steel magnetic pump according to an embodiment of the present invention: a stainless steel magnetic pump comprises a pump body 1 and a motor 2, wherein a coupling 21 is arranged on one side of the motor 2 facing the pump body 1, the pump body 1 comprises a pump shaft 11, an inner magnetic rotor 12 and an outer magnetic rotor 13, the outer magnetic rotor 13 and the inner magnetic rotor 12 are concentrically arranged, the inner magnetic rotor 12 is driven by magnetic force of the outer magnetic rotor 13 to rotate, one side of the inner magnetic rotor 12 protrudes out of the outer magnetic rotor 13, a sealing sleeve 121 is arranged on one side of the inner magnetic rotor 12 protruding out of the outer magnetic rotor 13, a partition plate 122 is arranged at one end of the inner magnetic rotor 12 protruding out of the outer magnetic rotor 13 and connected with the pump body 1 through bolts, an isolation sleeve 3 is arranged between an inner ring of the outer magnetic rotor 13 and an outer ring of the inner magnetic rotor 12, a screw hole is formed in the end face of a flange of the isolation sleeve 3 and fixed on the partition plate 122 through the screw hole, one end of the pump shaft 11 is connected with, the pump shaft 11 is connected with the inner magnetic rotor relative to the other end of the pump shaft 11, which is connected with the impeller 4, the outer magnetic rotor 13 is connected with the motor 2 through a coupling 21, a connecting frame 14 is installed on one side of the pump body 1, which faces the motor 2, the pump body 1 is connected with the motor 2 through the connecting frame 14, and the other end of the pump body 1, which is connected with the motor 2 relative to the pump body 1, is connected with the pump cover through a bolt. By concentrically arranging the outer magnetic rotor 13 and the inner magnetic rotor, arranging the sealing sleeve 121 at one side of the inner magnetic rotor 12, which protrudes out of the outer magnetic rotor 13, and fixedly connecting the sealing sleeve 121 with the pump shaft 11, further preventing the leakage of the medium from the isolation sleeve 3 through the connection between the partition plate 122 and the pump body 1 due to the influence of the erosion of the medium on the inner magnetic rotor, arranging the diaphragm sleeve between the outer magnetic rotor 13 and the inner magnetic rotor, fixing the isolation sleeve 3 on the partition plate 122 through the screw hole by arranging the screw hole on the flange end surface of the opening of the isolation sleeve 3, preventing the diaphragm sleeve from falling off in the running process so as to cause the leakage of the medium, sequentially connecting the impeller 4 and the inner magnetic rotor through the pump shaft 11, connecting the outer magnetic rotor 13 with the motor 2 through the coupler 21, and connecting the pump body 1 with the motor 2 through the connecting frame 14, the stainless steel magnetic pump is convenient to install, and the structure is stable.
The outer surface cover of impeller 4 is equipped with 4 covers of impeller, 4 covers of front end of impeller are provided with the thrust collar, 4 covers of impeller pass through thrust collar and 4 fixed connection of impeller. The thrust ring at the front end of the impeller 4 sleeve can keep the impeller 4 to normally rotate and limit the impeller 4 to laterally move, so that the structure is stable, the service life of the impeller 4 is prolonged, the full sealing is kept, and the purpose of pumping and delivering the medium without leakage can be achieved.
And a sealing ring is arranged at the joint of the impeller 4 and the pump shaft 11. By providing a seal at the junction of the impeller 4 and the pump shaft 11, leakage of the medium through the junction of the impeller 4 and the bounce shaft is prevented.
The isolating sleeve 3 and the sealing sleeve 121 are both filled with non-magnetic materials. The isolating sleeve 3 and the sealing sleeve 121 are filled with non-magnetic materials, so that when the outer magnetic rotor 13 rotates at a high speed, the isolating sleeve 3 and the sealing sleeve 121 cut magnetic lines of force and do not generate eddy currents.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a stainless steel magnetic pump, includes the pump body and motor, the motor is provided with the shaft coupling towards pump body one side, the pump body includes pump shaft, interior magnet rotor and outer magnet rotor, its characterized in that: the pump comprises an outer magnetic rotor, an inner magnetic rotor, a pump body, a pump shaft, a pump body and a motor, wherein the outer magnetic rotor and the inner magnetic rotor are concentrically arranged, the inner magnetic rotor is driven by magnetic force of the outer magnetic rotor to rotate, one side of the inner magnetic rotor protrudes out of the outer magnetic rotor, the inner magnetic rotor protrudes out of one side of the outer magnetic rotor and is provided with a sealing sleeve, one end of the inner magnetic rotor protrudes out of the outer magnetic rotor and is provided with a partition plate, the partition plate is fixedly connected with the pump body through a bolt, an isolating sleeve is arranged between an inner ring of the outer magnetic rotor and an outer ring of the inner magnetic rotor, the end face of a flange of an opening of the isolating sleeve is provided with a screw hole and is fixed on the partition plate through the screw hole, one end of the pump shaft is connected with an impeller through an impeller nut, the, the other end of the pump body, which is opposite to the end where the pump body is connected with the motor, is connected with the pump cover through a bolt.
2. A stainless steel magnetic pump according to claim 1, wherein: the impeller is characterized in that an impeller sleeve is sleeved on the outer surface of the impeller, a thrust ring is arranged at the front end of the impeller sleeve, and the impeller sleeve is fixedly connected with the impeller through the thrust ring.
3. A stainless steel magnetic pump according to claim 1, wherein: and a sealing ring is arranged at the joint of the impeller and the pump shaft.
4. A stainless steel magnetic pump according to claim 1, wherein: and the isolating sleeve and the sealing sleeve are both filled with non-magnetic materials.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921508543.9U CN210509625U (en) | 2019-09-11 | 2019-09-11 | Stainless steel magnetic pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921508543.9U CN210509625U (en) | 2019-09-11 | 2019-09-11 | Stainless steel magnetic pump |
Publications (1)
Publication Number | Publication Date |
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CN210509625U true CN210509625U (en) | 2020-05-12 |
Family
ID=70569336
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921508543.9U Expired - Fee Related CN210509625U (en) | 2019-09-11 | 2019-09-11 | Stainless steel magnetic pump |
Country Status (1)
Country | Link |
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CN (1) | CN210509625U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112436713A (en) * | 2020-11-27 | 2021-03-02 | 佛山玄同科技有限公司 | Magnetic coupling and transmission mechanism |
CN112610506A (en) * | 2020-12-16 | 2021-04-06 | 三峡大学 | Magnetic force driving pump suitable for high-temperature and high-pressure medium conveying |
-
2019
- 2019-09-11 CN CN201921508543.9U patent/CN210509625U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112436713A (en) * | 2020-11-27 | 2021-03-02 | 佛山玄同科技有限公司 | Magnetic coupling and transmission mechanism |
CN112610506A (en) * | 2020-12-16 | 2021-04-06 | 三峡大学 | Magnetic force driving pump suitable for high-temperature and high-pressure medium conveying |
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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: 20200512 Termination date: 20210911 |
|
CF01 | Termination of patent right due to non-payment of annual fee |