CN104564702A - Magnetic pump with high-temperature structure - Google Patents
Magnetic pump with high-temperature structure Download PDFInfo
- Publication number
- CN104564702A CN104564702A CN201410819951.1A CN201410819951A CN104564702A CN 104564702 A CN104564702 A CN 104564702A CN 201410819951 A CN201410819951 A CN 201410819951A CN 104564702 A CN104564702 A CN 104564702A
- Authority
- CN
- China
- Prior art keywords
- pump
- bearing
- rear end
- water
- sliding bearing
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/0465—Ceramic bearing designs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/20—Oxide or non-oxide ceramics
- F05D2300/22—Non-oxide ceramics
- F05D2300/226—Carbides
- F05D2300/2261—Carbides of silicon
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a magnetic pump with a high-temperature structure. The magnetic pump comprises a pump body, wherein the rear end of the pump body is provided with a pump cover, and the rear end of the pump cover is provided with a bearing body; the bearing body is internally provided with a sliding bearing; the inner ring of the sliding bearing is matched with a shaft sleeve; a bearing compensation plate is arranged between the sliding bearing and the shaft sleeve; the shaft sleeve is internally matched with a pump shaft; the end part of the pump shaft is provided with an impeller and an impeller nut; a thrust ring is arranged between the sliding bearing and the rear end surface of the impeller; an inner rotor component is arranged at the rear end of the pump shaft; the rear end surface of the pump body is fixedly connected with a water-cooled bearing box by virtue of a connecting rack; the water-cooled bearing box is internally provided with a driving shaft by virtue of a rolling bearing. The thrust ring and the sliding bearing are made of silicon carbide, and furthermore a water-cooling design is adopted for performing water cooling on the water-cooled bearing box, so that the magnetic pump has high temperature resistance performance; materials of critical components are changed, so that the magnetic pump has a high temperature resistant characteristic, and further is improved in sealing performance and prolonged in service life.
Description
Technical field
The present invention relates to magnetic drive pump field, specifically belong to thermal structure magnetic drive pump.
Background technique
Magnetic drive pump is made up of pump, magnetic driver, motor three part.Critical component magnetic driver is made up of outer magnet rotor, interior magnet rotor and non-magnetic separation sleeve.When motor drives the rotation of outer magnet rotor, magnetic field energy penetrates air gap and namagnetic substance, drives magnet rotor in being connected with impeller to make synchronous rotary, realizes the non contact transmission of power, motive sealing is converted into static seal.At present, magnetic drive pump in high temperature environments, also exists poor sealing performance, the shortcoming that running easily breaks down.
Summary of the invention
The object of this invention is to provide a kind of thermal structure magnetic drive pump, change the material of critical component, have resistant to elevated temperatures characteristic, sealability is improved simultaneously, and working life extends.
Technological scheme of the present invention is as follows:
Thermal structure magnetic drive pump, include the pump housing, pump housing rear end is provided with pump cover, and pump cover rear end is provided with bearing support, is provided with sliding bearing in bearing support, sliding bearing inner ring is combined with axle sleeve, be provided with bearing compensating plate between sliding bearing and axle sleeve, be combined with pump shaft in axle sleeve, the end of pump shaft is provided with impeller, impeller nut, be provided with Thrust ring between sliding bearing and impeller ear end face, pump shaft rear end is provided with inner rotor part; Pump housing ear end face is fixedly connected with water-cooling bearing box by hitch, by rolling bearing, live axle is installed in water-cooling bearing box, live axle front end is provided with the external rotor parts corresponding with inner rotor part, separation sleeve is provided with between inner rotor part and external rotor parts, water-cooling bearing box both ends of the surface are separately installed with fore bearing gland, rear bearing gland is pressed on rolling bearing end face, rear bearing gland rear end is combined with dust cover.
Described Thrust ring, the material of sliding bearing are silicon carbide.
Be provided with pump cover pad between the described pump housing and pump cover, the material of pump cover pad is teflon.
The material of Thrust ring of the present invention, sliding bearing is silicon carbide, adopts water-cooled design to carry out water-cooled cooling to water-cooling bearing box simultaneously, makes to have resistance to high temperature, change the material of critical component, have resistant to elevated temperatures characteristic, sealability is improved simultaneously, and working life extends.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
See accompanying drawing, thermal structure magnetic drive pump, includes the pump housing 1, and the pump housing 1 rear end is provided with pump cover 6, pump cover 6 rear end is provided with bearing support 12, be provided with sliding bearing 9 in bearing support 12, sliding bearing 9 inner ring is combined with axle sleeve 13, is provided with bearing compensating plate 10,11 between sliding bearing 9 and axle sleeve 13, pump shaft 4 is combined with in axle sleeve 13, the end of pump shaft 4 is provided with impeller 3, impeller nut 2, is provided with Thrust ring 5 between sliding bearing 9 and impeller 3 ear end face, and pump shaft 4 rear end is provided with inner rotor part 14; The pump housing 1 ear end face is fixedly connected with water-cooling bearing box 18 by hitch 8, by rolling bearing 19, live axle 22 is installed in water-cooling bearing box 18, live axle 22 front end is provided with the external rotor parts 16 corresponding with inner rotor part 14, separation sleeve 15 is provided with between inner rotor part 14 and external rotor parts 16, water-cooling bearing box 18 both ends of the surface are separately installed with fore bearing gland 17, rear bearing gland 20 is pressed on rolling bearing end face, rear bearing gland 20 rear end is combined with dust cover 21.The material of Thrust ring 16, sliding bearing 20 is silicon carbide.Be provided with pump cover pad 7 between the pump housing 1 and pump cover 6, the material of pump cover pad 7 is teflon.
Claims (3)
1. thermal structure magnetic drive pump, include the pump housing, it is characterized in that, pump housing rear end is provided with pump cover, pump cover rear end is provided with bearing support, be provided with sliding bearing in bearing support, sliding bearing inner ring is combined with axle sleeve, is provided with bearing compensating plate between sliding bearing and axle sleeve, pump shaft is combined with in axle sleeve, the end of pump shaft is provided with impeller, impeller nut, is provided with Thrust ring between sliding bearing and impeller ear end face, and pump shaft rear end is provided with inner rotor part; Pump housing ear end face is fixedly connected with water-cooling bearing box by hitch, by rolling bearing, live axle is installed in water-cooling bearing box, live axle front end is provided with the external rotor parts corresponding with inner rotor part, separation sleeve is provided with between inner rotor part and external rotor parts, water-cooling bearing box both ends of the surface are separately installed with fore bearing gland, rear bearing gland is pressed on rolling bearing end face, rear bearing gland rear end is combined with dust cover.
2. thermal structure magnetic drive pump according to claim 1, is characterized in that, described Thrust ring, the material of sliding bearing are silicon carbide.
3. thermal structure magnetic drive pump according to claim 1, is characterized in that, is provided with pump cover pad between the described pump housing and pump cover, and the material of pump cover pad is teflon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819951.1A CN104564702A (en) | 2014-12-24 | 2014-12-24 | Magnetic pump with high-temperature structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819951.1A CN104564702A (en) | 2014-12-24 | 2014-12-24 | Magnetic pump with high-temperature structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104564702A true CN104564702A (en) | 2015-04-29 |
Family
ID=53081554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410819951.1A Pending CN104564702A (en) | 2014-12-24 | 2014-12-24 | Magnetic pump with high-temperature structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104564702A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545759A (en) * | 2016-01-28 | 2016-05-04 | 江苏翰纳泵业有限公司 | Novel high-temperature magnetic drive pump |
| CN106246565A (en) * | 2016-08-31 | 2016-12-21 | 兰州海兰德泵业有限公司 | A kind of supercritical carbon dioxide pump |
| CN106812702A (en) * | 2017-03-09 | 2017-06-09 | 太仓市磁力驱动泵有限公司 | A kind of high stability magnetic centrifugal pump |
| CN107605745A (en) * | 2017-11-03 | 2018-01-19 | 安徽南方化工泵业有限公司 | A kind of anti-cavitation type combined type Fluorine-lined magnetic drive pump |
| CN108194383A (en) * | 2017-12-21 | 2018-06-22 | 江苏双轮泵业机械制造有限公司 | A kind of centrifugal pump system |
| CN111472981A (en) * | 2020-04-14 | 2020-07-31 | 安徽南方化工泵业有限公司 | Magnetic force driving pump and using method thereof |
| CN111927788A (en) * | 2020-08-18 | 2020-11-13 | 大连海密梯克泵业有限公司 | Magnetic drive pump bearing box with heat shield structure |
| CN113982964A (en) * | 2021-11-18 | 2022-01-28 | 安徽莱恩电泵有限公司 | Two-stage magnetic drive pump for nuclear power |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0431332B1 (en) * | 1989-11-08 | 1995-11-02 | Sanwa Tokushu Seiko Co., Ltd. | Magnetically driven pump |
| US20020094286A1 (en) * | 1995-12-04 | 2002-07-18 | Dan Nguyen | Bearings with hardened rolling filements and polymeric cages for use submerged in very low temperature fluids |
| CN2806839Y (en) * | 2004-12-27 | 2006-08-16 | 靖江凯士比泵业有限公司 | High efficiency slurry chemical pump |
| CN2828396Y (en) * | 2005-11-18 | 2006-10-18 | 丹东克隆集团有限责任公司 | Non-vortex hot ceramic separate cover magnetic pump |
| CN201401359Y (en) * | 2009-05-13 | 2010-02-10 | 丹东克隆集团有限责任公司 | Sliding bearing device of magnetic pump |
| CN102410227A (en) * | 2010-09-25 | 2012-04-11 | 太仓顺达磁力泵科技有限公司 | Magnetic pump |
| CN202579277U (en) * | 2012-04-27 | 2012-12-05 | 丹东克隆先锋泵业有限公司 | Magnetic pump spindle shaft sleeve mechanism with expanding buffer sleeve |
| CN103573682A (en) * | 2012-07-31 | 2014-02-12 | 上海佰诺泵阀有限公司 | Magnetic drive pump with bearing block |
-
2014
- 2014-12-24 CN CN201410819951.1A patent/CN104564702A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0431332B1 (en) * | 1989-11-08 | 1995-11-02 | Sanwa Tokushu Seiko Co., Ltd. | Magnetically driven pump |
| US20020094286A1 (en) * | 1995-12-04 | 2002-07-18 | Dan Nguyen | Bearings with hardened rolling filements and polymeric cages for use submerged in very low temperature fluids |
| CN2806839Y (en) * | 2004-12-27 | 2006-08-16 | 靖江凯士比泵业有限公司 | High efficiency slurry chemical pump |
| CN2828396Y (en) * | 2005-11-18 | 2006-10-18 | 丹东克隆集团有限责任公司 | Non-vortex hot ceramic separate cover magnetic pump |
| CN201401359Y (en) * | 2009-05-13 | 2010-02-10 | 丹东克隆集团有限责任公司 | Sliding bearing device of magnetic pump |
| CN102410227A (en) * | 2010-09-25 | 2012-04-11 | 太仓顺达磁力泵科技有限公司 | Magnetic pump |
| CN202579277U (en) * | 2012-04-27 | 2012-12-05 | 丹东克隆先锋泵业有限公司 | Magnetic pump spindle shaft sleeve mechanism with expanding buffer sleeve |
| CN103573682A (en) * | 2012-07-31 | 2014-02-12 | 上海佰诺泵阀有限公司 | Magnetic drive pump with bearing block |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545759A (en) * | 2016-01-28 | 2016-05-04 | 江苏翰纳泵业有限公司 | Novel high-temperature magnetic drive pump |
| CN106246565A (en) * | 2016-08-31 | 2016-12-21 | 兰州海兰德泵业有限公司 | A kind of supercritical carbon dioxide pump |
| CN106812702A (en) * | 2017-03-09 | 2017-06-09 | 太仓市磁力驱动泵有限公司 | A kind of high stability magnetic centrifugal pump |
| CN106812702B (en) * | 2017-03-09 | 2020-07-10 | 太仓市磁力驱动泵有限公司 | High stability magnetic centrifugal pump |
| CN107605745A (en) * | 2017-11-03 | 2018-01-19 | 安徽南方化工泵业有限公司 | A kind of anti-cavitation type combined type Fluorine-lined magnetic drive pump |
| CN108194383A (en) * | 2017-12-21 | 2018-06-22 | 江苏双轮泵业机械制造有限公司 | A kind of centrifugal pump system |
| CN111472981A (en) * | 2020-04-14 | 2020-07-31 | 安徽南方化工泵业有限公司 | Magnetic force driving pump and using method thereof |
| CN111927788A (en) * | 2020-08-18 | 2020-11-13 | 大连海密梯克泵业有限公司 | Magnetic drive pump bearing box with heat shield structure |
| CN113982964A (en) * | 2021-11-18 | 2022-01-28 | 安徽莱恩电泵有限公司 | Two-stage magnetic drive pump for nuclear power |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150429 |
|
| RJ01 | Rejection of invention patent application after publication |