CN105927596A - Noise reduction shielding pump - Google Patents
Noise reduction shielding pump Download PDFInfo
- Publication number
- CN105927596A CN105927596A CN201610542926.2A CN201610542926A CN105927596A CN 105927596 A CN105927596 A CN 105927596A CN 201610542926 A CN201610542926 A CN 201610542926A CN 105927596 A CN105927596 A CN 105927596A
- Authority
- CN
- China
- Prior art keywords
- pump
- stator
- housing
- canned motor
- impeller
- 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.)
- Withdrawn
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
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing 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
- 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
- F04D13/0606—Canned motor pumps
- F04D13/064—Details of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a noise reduction shielding pump. A stator sleeve is arranged on the outer side of a stator and provided with an external thread; a shielding sleeve is arranged on the outer side of the stator sleeve and provided with an internal thread; an additional connection structure can be simplified so that the structure can be compact and reliable; a balance plate is arranged between a front bearing pedestal and an impeller, and the breakage phenomenon of a bearing, a thrust disk and other parts can be reduced; a vibration attenuation and noise reduction plate is arranged on the bottom side of a base; the vibration and noise phenomenon during work of the shielding pump can be reduced; and the shielding pump has the beneficial effects of being simple in structure, long in service time and broad in prospect.
Description
Technical field
The present invention relates to pump class device field, particularly to a kind of noise abatement canned motor pump.
Background technology
Canned motor pump is the motor-and-pump integrated product being integrally formed by pump and protected type threephase asynchronous, it is adaptable to carry valuable or harmful, explosive, combustible and corrosive liquid.The whole leaching of canned motor pump rotor in media as well, will produce axial force in pump operation process, and this axial force can pull rotor to make axial float.If axial force is excessive, the biggest impulsive force can be produced during play, make rotor contact with fixture, cause the parts such as thrust bearing (thrust disc) damaged, affect bearing service life, so that pump cannot normally work, so need to manage to eliminate this axial force when designing pump.
Summary of the invention
The technical problem to be solved is to provide a kind of noise abatement canned motor pump, to solve the above-mentioned multinomial defect caused in prior art.
For achieving the above object, the present invention provides following technical scheme: a kind of noise abatement canned motor pump, including base, rotor, stator, pump protecgulum, pump postoperculum and outer cylinder body, described pump protecgulum and pump postoperculum are arranged on the both sides of outer cylinder body, described pump protecgulum, pump postoperculum and outer cylinder body form the pump housing, the described pump housing is arranged on base, described rotor passes through front-end bearing pedestal, rear bearing block and bearing are arranged in the pump housing, described rotor includes rotating shaft and impeller, described rotating shaft is set to hollow structure, it is provided with circulation pipe in described rotating shaft, described impeller is arranged on rotating shaft both sides, it is provided with stator between described impeller, described stator is arranged on the both sides of shaft end.
Preferably, it is provided with stator sleeve outside described stator, described stator sleeve is provided with external screw thread.
Preferably, being provided with housing outside described stator sleeve, described housing is provided with female thread, the size of described external screw thread and female thread matches.
Preferably, it is provided with sealing ring between described stator sleeve and housing.
Preferably, it is provided with balance plate between described bearing block and impeller.
Preferably, described underside is provided with vibration-damping noise-reducing board.
Above technical scheme is used to provide the benefit that: a kind of canned motor pump of present configuration, it is provided with stator sleeve outside described stator, it is provided with external screw thread on described stator sleeve, it is provided with housing outside described stator sleeve, it is provided with female thread on described housing, extra draw bail can be simplified, make compact conformation with reliable, it is provided with balance plate between described front-end bearing pedestal and impeller, bearing can be reduced, the parts disrepair phenomenons such as thrust disc, described underside is provided with vibration-damping noise-reducing board, vibration when canned motor pump works and noise phenomenon can be reduced, this canned motor pump has simple in construction and the advantage using time length, have a extensive future.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of noise abatement canned motor pump of the present invention；
Fig. 2 is the structural representation of stator sleeve and housing.
Wherein: 1-base, 2-rotor, 3-stator, 4-pump protecgulum, 5-pump postoperculum, 6-outer cylinder body, 7-front-end bearing pedestal, 8-rear bearing block, 9-bearing, 10-rotating shaft, 11-impeller, 12-circulation pipe, 13-stator, 14-stator sleeve, 15-external screw thread, 16-housing, 17-female thread, 18-sealing ring, 19-balance plate, 20-vibration-damping noise-reducing board.
Detailed description of the invention
Describe the preferred embodiment of the present invention below in conjunction with the accompanying drawings in detail.
Fig. 1 shows the detailed description of the invention of the present invention: a kind of noise abatement canned motor pump, including base 1, rotor 2, stator 3, pump protecgulum 4, pump postoperculum 5 and outer cylinder body 6, described pump protecgulum 4 and pump postoperculum 5 are arranged on the both sides of outer cylinder body 6, described pump protecgulum 4, pump postoperculum 5 and outer cylinder body 6 form the pump housing, the described pump housing is arranged on base 1, described rotor 2 is by front-end bearing pedestal 7, rear bearing block 8 and bearing 9 are arranged in the pump housing, described rotor includes rotating shaft 10 and impeller 11, described rotating shaft 10 is set to hollow structure, it is provided with circulation pipe 12 in described rotating shaft 10, described impeller 11 is arranged on rotating shaft 10 both sides, it is provided with stator 13 between described impeller 11, described stator 3 is arranged on the both sides of rotating shaft 10 end.
In addition, as shown in Figure 2, it is provided with stator sleeve 14 outside described stator 3, it is provided with external screw thread 15 on described stator sleeve 14, is provided with housing 16 outside described stator sleeve 14, described housing 6 is provided with female thread 17, the size of described external screw thread 15 and female thread 17 matches, being provided with sealing ring 18 between described stator sleeve 14 and housing 16, be provided with balance plate 19 between described front-end bearing pedestal 7 and impeller 11, described base 1 bottom side is provided with vibration-damping noise-reducing board 20.
Based on above-mentioned, the invention provides a kind of canned motor pump, it is provided with stator sleeve outside described stator, it is provided with external screw thread on described stator sleeve, it is provided with housing outside described stator sleeve, it is provided with female thread on described housing, extra draw bail can be simplified, make compact conformation with reliable, it is provided with balance plate between described front-end bearing pedestal and impeller, bearing can be reduced, the parts disrepair phenomenons such as thrust disc, described underside is provided with vibration-damping noise-reducing board, vibration when canned motor pump works and noise phenomenon can be reduced, this canned motor pump has simple in construction and the advantage using time length, have a extensive future.
Above-described is only the preferred embodiment of the present invention, it is noted that for the person of ordinary skill of the art, without departing from the concept of the premise of the invention, it is also possible to make some deformation and improvement, these broadly fall into protection scope of the present invention.
Claims (6)
1. a noise abatement canned motor pump, it is characterized in that, including base, rotor, stator, pump protecgulum, pump postoperculum and outer cylinder body, described pump protecgulum and pump postoperculum are arranged on the both sides of outer cylinder body, described pump protecgulum, pump postoperculum and outer cylinder body form the pump housing, the described pump housing is arranged on base, described rotor passes through front-end bearing pedestal, rear bearing block and bearing are arranged in the pump housing, described rotor includes rotating shaft and impeller, described rotating shaft is set to hollow structure, it is provided with circulation pipe in described rotating shaft, described impeller is arranged on rotating shaft both sides, it is provided with stator between described impeller, described stator is arranged on the both sides of shaft end.
A kind of noise abatement canned motor pump the most according to claim 1, it is characterised in that be provided with stator sleeve outside described stator, described stator sleeve is provided with external screw thread.
A kind of noise abatement canned motor pump the most according to claim 2, it is characterised in that being provided with housing outside described stator sleeve, described housing is provided with female thread, the size of described external screw thread and female thread matches.
A kind of noise abatement canned motor pump the most according to claim 2, it is characterised in that be provided with sealing ring between described stator sleeve and housing.
A kind of noise abatement canned motor pump the most according to claim 1, it is characterised in that be provided with balance plate between described front-end bearing pedestal and impeller.
A kind of noise abatement canned motor pump the most according to claim 1, it is characterised in that described underside is provided with vibration-damping noise-reducing board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542926.2A CN105927596A (en) | 2016-07-12 | 2016-07-12 | Noise reduction shielding pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542926.2A CN105927596A (en) | 2016-07-12 | 2016-07-12 | Noise reduction shielding pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105927596A true CN105927596A (en) | 2016-09-07 |
Family
ID=56827938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610542926.2A Withdrawn CN105927596A (en) | 2016-07-12 | 2016-07-12 | Noise reduction shielding pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105927596A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5567133A (en) * | 1993-07-16 | 1996-10-22 | Ebara Corporation | Canned motor and pump employing such canned motor |
| CN2781036Y (en) * | 2005-04-29 | 2006-05-17 | 上海奥一泵业制造有限公司 | Easy dismounted canned motor multi-stage centrifugal pump |
| CN201650805U (en) * | 2010-04-22 | 2010-11-24 | 大连帝国屏蔽电泵有限公司 | Shielded electric pump for easily vaporized media |
| CN202417953U (en) * | 2011-12-26 | 2012-09-05 | 大连环友屏蔽泵有限公司 | Multistage shield pump for conveying easily vaporized media |
-
2016
- 2016-07-12 CN CN201610542926.2A patent/CN105927596A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5567133A (en) * | 1993-07-16 | 1996-10-22 | Ebara Corporation | Canned motor and pump employing such canned motor |
| CN2781036Y (en) * | 2005-04-29 | 2006-05-17 | 上海奥一泵业制造有限公司 | Easy dismounted canned motor multi-stage centrifugal pump |
| CN201650805U (en) * | 2010-04-22 | 2010-11-24 | 大连帝国屏蔽电泵有限公司 | Shielded electric pump for easily vaporized media |
| CN202417953U (en) * | 2011-12-26 | 2012-09-05 | 大连环友屏蔽泵有限公司 | Multistage shield pump for conveying easily vaporized media |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103306979B (en) | Electronic vacuum pump for new energy vehicle brake vacuum booster | |
| CN202250886U (en) | Dual-drum self-balancing sectional type multi-stage pump | |
| CN109944803A (en) | A kind of low vibration vertical shield pump | |
| CN105927596A (en) | Noise reduction shielding pump | |
| DK2721301T3 (en) | Submersible pump and method for assembling a submersible pump | |
| CN209212571U (en) | A kind of high-temperature-hot-water centrifugal pump | |
| CN207847936U (en) | A kind of Novel variable-frequency scroll compressor | |
| CN201461539U (en) | External circulation structure of pipeline shielding motor pump | |
| CN203114653U (en) | Submersible sewage pump | |
| CN205638963U (en) | From inhaling type canned motor pump | |
| CN210343739U (en) | Double-suction submersible pump | |
| CN105526173A (en) | Rotor compressor | |
| CN210565140U (en) | Safety water pump | |
| CN106907331A (en) | A kind of protected type peripheral pump for conveying electronic cooling agent | |
| CN205401133U (en) | Rotor compressor | |
| EP3511574B1 (en) | Pump assembly with gap sleeve and coupling between rotor and gap sleeve | |
| CN202545261U (en) | Oil supply device of horizontal rotary compressor | |
| CN202266447U (en) | High pressure magnetic drive pump | |
| CN101672287A (en) | Vertical-suction submersible centrifugal electric pump with rigid pipe | |
| CN201209551Y (en) | Perforated rotor type lubricating oil pump | |
| CN201306290Y (en) | Impeller structure of high-lift multistage centrifugal pump | |
| CN201090544Y (en) | Novel single-stage pump | |
| CN203584872U (en) | Oil slinger lubrication bearing box for double suction pump | |
| US11480171B2 (en) | Oil pump and scroll compressor | |
| CN204386892U (en) | Vertical dynamic levitated pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160907 |