CN110107510A - A kind of multi-functional mixing pump - Google Patents
A kind of multi-functional mixing pump Download PDFInfo
- Publication number
- CN110107510A CN110107510A CN201910497720.6A CN201910497720A CN110107510A CN 110107510 A CN110107510 A CN 110107510A CN 201910497720 A CN201910497720 A CN 201910497720A CN 110107510 A CN110107510 A CN 110107510A
- Authority
- CN
- China
- Prior art keywords
- pump
- impeller
- guide wheel
- pump barrel
- head
- 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
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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
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage 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
- F04D29/18—Rotors
- F04D29/185—Rotors consisting of a plurality of wheels
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2216—Shape, geometry
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2238—Special flow patterns
- F04D29/225—Channel wheels, e.g. one blade or one flow channel
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/24—Vanes
- F04D29/242—Geometry, shape
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps 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
- F04D29/66—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
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/06—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being hot or corrosive, e.g. liquid metals
Abstract
The present invention relates to Petroleum Machinery Industry technical fields, specifically disclose a kind of multi-functional mixing pump, it is characterized by comprising pump barrels, pump shaft, flooded suction and discharge head, the lower end of pump barrel connects flooded suction, the upper end connection discharge head of pump barrel, pump barrel is intracavitary to be successively arranged guide wheel and impeller from top to bottom, the lower end surface of guide wheel and the upper end face contact of impeller, flooded suction, head is discharged, the axis hole being adapted to pump shaft is equipped on impeller and guide wheel, it is intracavitary that pump shaft along the axis of pump barrel penetrates pump barrel, and sequentially pass through flooded suction, guide wheel, the axis hole of impeller and discharge head, pump shaft is fixedly connected with impeller, pump shaft respectively with flooded suction, there are free gaps between guide wheel and the axis hole that head is discharged.It is defeated that the present invention has the function of that multiphase flow or high viscosity liquid mix, energy good transfer of highly viscous, high temperature, highly filled or rich in gas liquid medium, farthest elimination obstruction, cavitation erosion, gas lock phenomenon have the characteristics that operate adaptable, reliable high, pump efficiency height and energy conservation.
Description
Technical field
The present invention relates to Petroleum Machinery Industry technical fields, and in particular to a kind of multi-functional mixing pump.
Background technique
Currently, Crude Oil Transportation is using oil-immersed pump as power mechanism, existing oil-immersed pump is multistage centrifugal pump configuration, mainly
It by impeller, leads shell, pump shaft, pump case and upper lower contact etc. and forms, contribute for petroleum mixed fuel delivery oil recovery, but it is existed simultaneously
Following disadvantage or deficiency:
1. when the multi-phase fluid gassiness large percentage conveyed, Yi Fasheng gas lock causes pump that cannot work；
2. for transfer of highly viscous medium, contain solid particle medium when, pump efficiency is low, or even is influenced by highly viscous, and pump cannot
Effectively work normally；
3. inadaptable harsher working condition contains applications, the property of pump such as gas and solid particle, viscosity is big in the medium
It can degradation；
4. height is required to medium state, it is poor to the Adaptability of medium of heterogeneous fluid different proportion.
Wherein, heterogeneous fluid is comprising two or more at least one gas phase or a liquid phase or ingredient below
Wide scope mixture fluid:
(a) gas phase；
(b) liquid phase；
(c) high viscosity phase；
(d) steam phase；
(e) entrained solid, such as sand, rust or organic sediment.
Gas phase can be the mixture of the hydrocarbon gas and non-hydrocarbon impurities such as nitrogen, hydrogen sulfide and carbon dioxide.
Liquid phase can be the mixture of normal crude oil and water.
And high viscosity or multiphase flow, therefore the latent oil of existing use are often had by the fluid of artificial lift in itself
Pump has that working efficiency is low and what power output stability was poor is difficult to solve under above-mentioned operating condition.
Summary of the invention
The purpose of the present invention is to defects of the existing technology, provide a kind of multi-functional mixing pump, can be very
Transfer of highly viscous well, high temperature, highly filled or rich in gas liquid medium, are farthest inherently eliminated resistance
Plug, cavitation erosion, gas lock phenomenon.
The technical scheme is that a kind of multi-functional mixing pump, it is characterised in that: including pump barrel, pump shaft, flooded suction and
Head is discharged；
The lower end of the pump barrel connects flooded suction, the upper end connection discharge head of the pump barrel, the pump barrel it is intracavitary from top to bottom according to
It is secondary to be equipped with guide wheel and impeller, the lower end surface of the guide wheel and the upper end face contact of impeller, the flooded suction, discharge head, impeller and
The axis hole being adapted to pump shaft is equipped on guide wheel, the axis hole is located at same axis, axis of the pump shaft along pump barrel with pump barrel
Line passes through pump barrel inner cavity, and sequentially passes through flooded suction, guide wheel, impeller and the axis hole that head is discharged, the pump shaft and the fixed company of impeller
It connects, there are free gaps between flooded suction, guide wheel and the axis hole that head is discharged respectively for the pump shaft；
The guide wheel excircle is equipped with several longitudinal guide vanes, and the outer rim of the guide vane and the inner wall of pump barrel are fixed
Connection, and longitudinal flow passage is formed between guide wheel and pump barrel by guide vane；
The excircle of the impeller is equipped with helical blade, and the outer rim of the helical blade is contacted with pump barrel inner wall, and is passed through
Helical blade forms helical flow path between impeller and pump barrel, and the outlet of the helical flow path and longitudinal flow passage entrance connect
It is logical.
The song seamlessly transitted from curved section to straightway is presented from directed fluid inlet end to diversion outlet end for the guide vane
Face, the curved surface is towards helical flow path export direction.
The guide vane is 4-20 piece, and is looped around the excircle of guide wheel at equal intervals.
The impeller is equipped with single thread blade, and the single thread blade is whole piece blade, and helically rank
Scalariform is looped around on impeller excircle.
The impeller is equipped with multi-head spiral blade, and the multi-head spiral blade is four blades, and four blade edges
The circular route interval of same spiral step shapes is distributed on impeller excircle.
The axis hole of the impeller is equipped with keyway, and the pump shaft is equipped with the key being adapted to keyway.
One impeller and a guide wheel are one group of power mechanism, and multiple groups power mechanism is along pump barrel axis overlapping arrangement group
It closes.
The power mechanism is 1-700 group.
The present invention compared with prior art, has the advantage that
It is defeated that there is the present invention multiphase flow that can be used for various different proportion states or high viscosity liquid to mix, and can convey well high viscous
It is existing to be farthest inherently eliminated obstruction, cavitation erosion, gas lock for degree, high temperature, highly filled or rich in gas liquid medium
As having the characteristics that operate adaptable, reliable high, pump efficiency height and energy conservation.
It is equipped with helical blade on the excircle of impeller, and spiral flow is formed between impeller and pump barrel by helical blade
Road, the design of helical flow path increase the length of suction passage, the power to fluid sucking are improved, to high viscosity or contain
Having the fluid of granule foreign has stable conveying power；
It is equipped with several longitudinal guide vanes on guide wheel excircle, and is partitioned into the intracavitary runner of pump barrel by guide vane
Several small longitudinal flow passages pass rapidly through small fluid when multiphase flow enters pump barrel inner cavity after being shunted by guide vane
Channel, after multidirectional stream enters pump barrel inner cavity before avoiding, air accumulation, which leads to the problem of gas lock, causes pump to fail；
The design of helical flow path and longitudinal flow passage simultaneously, can be avoided fluid causes in the hollow vortex of the intracavitary appearance of pump barrel
The generation of cavitation improves the reliability and stability of the pump housing.
Detailed description of the invention
Fig. 1 is assembling structure schematic diagram of the invention；
Fig. 2 is single thread blade construction schematic diagram on impeller；
Fig. 3 is multi-head spiral blade construction schematic diagram on impeller；
Fig. 4 is Guiding wheel structure schematic diagram；
In figure: 1, flooded suction, 2, impeller, 3, guide wheel, 4, pump barrel, 5, pump shaft, 6, discharge head, 7, single thread blade, 8, spiral
Runner, 9, keyway, 10, impeller shaft hole, 11, multi-head spiral blade, 12, guide vane, 13, longitudinal flow passage, 14, water conservancy diversion
Arrival end, 15, diversion outlet end.
Specific embodiment
Here is that the present invention is further described in conjunction with the accompanying drawings and embodiments.
Embodiment 1
Referring to figs. 1 to 4, a kind of multi-functional mixing pump, including pump barrel 4, pump shaft 5, flooded suction 1 and discharge head 6.
The lower end of pump barrel 4 connects flooded suction 1, and the upper end connection discharge head 6 of pump barrel 4, pump barrel 4 is intracavitary successively to be set from top to bottom
There are guide wheel 3 and impeller 2, the lower end surface of guide wheel 3 and the upper end face contact of impeller 2.
The axis hole being adapted to pump shaft 5, and flooded suction 1, row are equipped on flooded suction 1, discharge head 6, impeller 2 and guide wheel 3
The axis hole lifted one's head on 6, impeller 2 and guide wheel 3 is located on same axis with pump barrel 4, and pump shaft 5 passes through pump barrel 4 along the axis of pump barrel 4
It is intracavitary, and sequentially pass through flooded suction 1, guide wheel 3, impeller 2 and the axis hole that head 6 is discharged.
Pump shaft 5 is fixedly connected with impeller 2, and specially impeller shaft hole 10 is equipped with keyway 9, and pump shaft 5 is equipped with suitable with keyway 9
The rotation impeller 2 of the key matched, pump shaft 5 rotates.
Respectively between flooded suction 1, guide wheel 3 and the axis hole that head 6 is discharged there are free gap, pump shaft 5 can inhaled pump shaft 5
Enter first 1, guide wheel 3 and the axis hole being discharged in head 6 rotation.
3 excircle of guide wheel is equipped with several longitudinal guide vanes 12, and the outer rim of guide vane 12 and the inner wall of pump barrel 4 are solid
Fixed connection, and interval between 4 inner cavity of pump barrel and guide wheel is formed by several small longitudinal flow passages 13 by guide vane 12,
These longitudinal flow passages 13 avoid fluid from generating hollow vortex in 4 inner cavity of pump barrel, lead to cavitation occur.
The excircle of impeller 2 is equipped with helical blade, and the outer rim of helical blade is contacted with 4 inner wall of pump barrel, and passes through spiral shell
Vane piece forms helical flow path 8 between impeller 2 and pump barrel 4, and the outlet of helical flow path 8 and the entrance of longitudinal flow passage 13 connect
It is logical, the motive force that the design of helical flow path 8 keeps fluid upward at spiral in 2 outer circumferential of impeller, while avoiding in 4 inner cavity of pump barrel
There is hollow vortex；
Wherein, impeller 2 can be single thread blade 7 or multi-head spiral blade 11, and single thread blade 7 is whole piece leaf
Piece, and helically step-like ring is wound on 2 excircle of impeller；
Multi-head spiral blade 11 is four with blade, and is distributed in impeller along the circular route interval of same spiral step shapes
On 2 excircles.
Working principle: the high speed rotation under the drive of pump shaft 5 of impeller 2, fluid enter helical flow path 8, fluid warp from flooded suction 1
The upward auger of the helical blade of impeller 2 enters guide wheel 3, fluid pass through again the longitudinal flow passage 13 between guide vane 12 into
Enter to be discharged first 6, and is discharged from outlet.
By being equipped with helical blade on the excircle of impeller 2, and pass through helical blade shape between impeller 2 and pump barrel 4
At helical flow path 8, the design of helical flow path 8 increases the length of runner, improves the power to fluid sucking, thus viscous to height
It spends or the fluid containing granule foreign has stable output power；
It is equipped with several longitudinal guide vanes 12 on 3 excircle of guide wheel, and passes through guide vane 12 for the intracavitary runner of pump barrel 4
Several small longitudinal flow passages 13 are partitioned into, when multiphase flow passes through guide wheel 3 in pump barrel 4, after being shunted by guide vane 12
It is then passed through small fluid channel, after multidirectional stream enters 4 inner cavity of pump barrel before avoiding, air accumulation generates gas lock, and pump is caused to fail
The case where, improve working efficiency and conveying stability；
Meanwhile the design of helical flow path 8 and longitudinal flow passage 13, it can be avoided fluid in the intracavitary hollow whirlpool of appearance of pump barrel 4
Conductance causes the generation of cavitation, improves the reliability and stability of the pump housing；
The present invention can be used for the multiphase flow of various different proportion states or high viscosity liquid mixes defeated, energy good transfer of highly viscous, height
Liquid medium warm, highly filled or rich in gas is farthest inherently eliminated obstruction, cavitation erosion, gas lock phenomenon, tool
There is the characteristics of operating adaptable and high reliablity.
Embodiment 2
The present embodiment is that the combination of an impeller 2 and a guide wheel 3 is set as one group of power mechanism on the basis of embodiment 1,
And by the combination assembly of multiple groups power mechanism overlapping arrangement on pump shaft 5.
When assembly: the lower end face contact of the upper surface of the impeller 2 in same group of power mechanism and adjacent guide wheel 3, adjacent two
One group of 3 upper surface of guide wheel in group power mechanism is contacted with the lower section of another group of impeller 2, and superposition can be realized repeatedly, according to pump
Output power difference, the height for increasing pump barrel 4 can be taken, to install 1-700 grades of impellers 2 and the combined power of guide wheel 3
Mechanism drives the impeller 2 in multiple groups power mechanism to rotate by single pump shaft 5, so that the present invention be made to have pump efficiency high and section
The characteristics of energy.
Working principle:
Impeller 2 high speed rotation, fluid under the drive of pump shaft 5 enter helical flow path 8, helical-blade of the fluid through impeller 2 from flooded suction 1
The upward auger of piece enters guide wheel 3, and fluid passes through the longitudinal flow passage 13 between guide vane 12 again and enters next stage power
The impeller 2 and guide wheel 3 of mechanism, and so on until enter discharge head 6, and from exclude head 6 upwards be discharged.
Embodiment 3
The present embodiment is on the basis of embodiment 1, by the longitudinal guide vane 12 being arranged on 3 excircle of guide wheel specially 4-20
Piece, and guide vane 12 is equally spaced around on the excircle of guide wheel 3；
The curved surface seamlessly transitted from curved section to straightway is presented from directed fluid inlet end 14 to diversion outlet end 15 for guide vane 12,
Curved surface is towards 8 export direction of helical flow path, consequently facilitating cater to the flow direction of fluid, easily facilitates after fluid leaves helical flow path 8
It is directly entered longitudinal flow passage 13.
Claims (8)
1. a kind of multi-functional mixing pump, it is characterised in that: including pump barrel, pump shaft, flooded suction and discharge head；
The lower end of the pump barrel connects flooded suction, the upper end connection discharge head of the pump barrel, the pump barrel it is intracavitary from top to bottom according to
It is secondary to be equipped with guide wheel and impeller, the lower end surface of the guide wheel and the upper end face contact of impeller, the flooded suction, discharge head, impeller and
The axis hole being adapted to pump shaft is equipped on guide wheel, the axis hole is located at same axis, axis of the pump shaft along pump barrel with pump barrel
Line passes through pump barrel inner cavity, and sequentially passes through flooded suction, guide wheel, impeller and the axis hole that head is discharged, the pump shaft and the fixed company of impeller
It connects, there are free gaps between flooded suction, guide wheel and the axis hole that head is discharged respectively for the pump shaft；
The guide wheel excircle is equipped with several longitudinal guide vanes, and the outer rim of the guide vane and the inner wall of pump barrel are fixed
Connection, and longitudinal flow passage is formed between guide wheel and pump barrel by guide vane；
The excircle of the impeller is equipped with helical blade, and the outer rim of the helical blade is contacted with pump barrel inner wall, and is passed through
Helical blade forms helical flow path between impeller and pump barrel, and the outlet of the helical flow path and longitudinal flow passage entrance connect
It is logical.
2. multi-functional mixing pump according to claim 1, it is characterised in that: the guide vane is from directed fluid inlet end guide
Outflux end is presented curved surface from curved section to straightway that seamlessly transit from, and the curved surface is towards helical flow path export direction.
3. multi-functional mixing pump according to claim 2, it is characterised in that: the guide vane is 4-20 piece, and is waited
The excircle for being looped around guide wheel of spacing.
4. multi-functional mixing pump according to claim 1, it is characterised in that: the impeller is equipped with single thread blade,
The single thread blade is whole piece blade, and helically step-like ring is wound on impeller excircle.
5. multi-functional mixing pump according to claim 1, it is characterised in that: the impeller is equipped with multi-head spiral blade,
The multi-head spiral blade is four blades, and four blades are distributed in leaf along the circular route interval of same spiral step shapes
It takes turns on excircle.
6. multi-functional mixing pump according to claim 1, it is characterised in that: the axis hole of the impeller is equipped with keyway, institute
It states pump shaft and is equipped with the key being adapted to keyway.
7. multi-functional mixing pump according to claim 1, it is characterised in that: one impeller and guide wheel are one group
Power mechanism, multiple groups power mechanism are combined along pump barrel axis overlapping arrangement.
8. multi-functional mixing pump according to claim 7, it is characterised in that: the power mechanism is 1-700 group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910497720.6A CN110107510A (en) | 2019-06-10 | 2019-06-10 | A kind of multi-functional mixing pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910497720.6A CN110107510A (en) | 2019-06-10 | 2019-06-10 | A kind of multi-functional mixing pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110107510A true CN110107510A (en) | 2019-08-09 |
Family
ID=67494552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910497720.6A Pending CN110107510A (en) | 2019-06-10 | 2019-06-10 | A kind of multi-functional mixing pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110107510A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2442003Y (en) * | 2000-04-12 | 2001-08-08 | 中国石油兰州化学工业公司 | Blade type gas/liquid/solid multiple phase mixed transport pump |
| CN2600630Y (en) * | 2002-12-30 | 2004-01-21 | 石油大学(北京) | Vane-type oil-gas-water multi-phase blower pump |
| CN2602200Y (en) * | 2002-12-30 | 2004-02-04 | 石油大学(北京) | Polyphase supercharging device |
| CN1512076A (en) * | 2002-12-30 | 2004-07-14 | 石油大学(北京) | Blade type oil, gas and water multiphase booster pump |
| CN101705944A (en) * | 2009-11-19 | 2010-05-12 | 中国石油大学(北京) | Underwater vertical oil-gas multiphase pump for offshore production wells |
| CN202883386U (en) * | 2012-10-12 | 2013-04-17 | 孙春 | Cone-shaped screw pump |
| CN204436855U (en) * | 2015-01-27 | 2015-07-01 | 瑞安市天越泵业有限公司 | The induction of submersible electric pump is separated wheel |
| CN104785384A (en) * | 2015-04-15 | 2015-07-22 | 北京石油化工学院 | Axial entrance static hydrocyclone for pre-dehydration of oil-well produced water |
| CN205154686U (en) * | 2014-10-30 | 2016-04-13 | 日本电产株式会社 | Air supply device and dust collector |
| CN106640742A (en) * | 2016-12-06 | 2017-05-10 | 西华大学 | Spiral axial-flow type oil-gas multiphase pump impeller |
| CN206280296U (en) * | 2016-12-06 | 2017-06-27 | 西华大学 | A kind of helico-axial oil and gas multiphase flow impeller of pump |
| CN210003510U (en) * | 2019-06-10 | 2020-01-31 | 胜利油田高原石油装备有限责任公司 | multifunctional mixed transportation pump |
-
2019
- 2019-06-10 CN CN201910497720.6A patent/CN110107510A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2442003Y (en) * | 2000-04-12 | 2001-08-08 | 中国石油兰州化学工业公司 | Blade type gas/liquid/solid multiple phase mixed transport pump |
| CN2600630Y (en) * | 2002-12-30 | 2004-01-21 | 石油大学(北京) | Vane-type oil-gas-water multi-phase blower pump |
| CN2602200Y (en) * | 2002-12-30 | 2004-02-04 | 石油大学(北京) | Polyphase supercharging device |
| CN1512076A (en) * | 2002-12-30 | 2004-07-14 | 石油大学(北京) | Blade type oil, gas and water multiphase booster pump |
| CN101705944A (en) * | 2009-11-19 | 2010-05-12 | 中国石油大学(北京) | Underwater vertical oil-gas multiphase pump for offshore production wells |
| CN202883386U (en) * | 2012-10-12 | 2013-04-17 | 孙春 | Cone-shaped screw pump |
| CN205154686U (en) * | 2014-10-30 | 2016-04-13 | 日本电产株式会社 | Air supply device and dust collector |
| CN204436855U (en) * | 2015-01-27 | 2015-07-01 | 瑞安市天越泵业有限公司 | The induction of submersible electric pump is separated wheel |
| CN104785384A (en) * | 2015-04-15 | 2015-07-22 | 北京石油化工学院 | Axial entrance static hydrocyclone for pre-dehydration of oil-well produced water |
| CN106640742A (en) * | 2016-12-06 | 2017-05-10 | 西华大学 | Spiral axial-flow type oil-gas multiphase pump impeller |
| CN206280296U (en) * | 2016-12-06 | 2017-06-27 | 西华大学 | A kind of helico-axial oil and gas multiphase flow impeller of pump |
| CN210003510U (en) * | 2019-06-10 | 2020-01-31 | 胜利油田高原石油装备有限责任公司 | multifunctional mixed transportation pump |
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