CN105889124B - A kind of impeller of centrifugal pump - Google Patents
A kind of impeller of centrifugal pump Download PDFInfo
- Publication number
- CN105889124B CN105889124B CN201610483851.5A CN201610483851A CN105889124B CN 105889124 B CN105889124 B CN 105889124B CN 201610483851 A CN201610483851 A CN 201610483851A CN 105889124 B CN105889124 B CN 105889124B
- Authority
- CN
- China
- Prior art keywords
- grade
- blade
- blades
- grade blades
- rotation roulette
- 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.)
- Expired - Fee Related
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2211—More than one set of flow passages
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of impellers of centrifugal pump, including rotation roulette and blade, rotation roulette is provided with rotation axis at center, it is provided with water inlet on the outside of rotation axis, two groups of adjacent blades surround water outlet, blade is made of a grade blade, two grade blades, three grade blades and four grade blades, two grade blades are arranged at the middle part of two group of one adjacent grade blade, three grade blades are arranged at the middle part of a grade blade and two grade blades, and the middle part at middle part and three grade blades and a grade blade in three grade blades and two grade blades is arranged in four grade blades；The partition board that every group of blade is disconnected by several is constituted, and constitutes water stream channel between two adjacent partition boards of each blade, and water stream channel is corresponding with the partition board of its both sides blade respectively.The technical problems such as displacement of the present invention is high, and positive and negative rotation displacement is constant, solves existing centrifugal pump interruption draining, and displacement is small, and reversion drainage efficiency is substantially reduced have good market prospects and development space for the prior art.
Description
Technical field
The present invention relates to centrifugal pump fields, and in particular to a kind of impeller of centrifugal pump.
Background technology
Centrifugal pump is a kind of common centrifugation drainage equipment, and centrifugal pump is rotated out of first in pipeline interior suction full water by water inlet
Into between blade, then under the influence of centrifugal force, water is thrown toward blade edge from blade center.Existing centrifugal pump is snail mostly
Shell closed type structure, at spiral case pump housing edge, water outlet direction is fixed towards side for water outlet setting, during blade rotates into
In the ranks breaking and drains, drainage efficiency is low, and when centrifugal pump inverts, the warp architecture of blade causes drainage efficiency to substantially reduce, and
Displacement is small.How a kind of reasonable for structure, displacement height is designed, and the high centrifugal blade of drainage efficiency is that current needs solve
Problem.
Invention content
In order to solve existing centrifugal blade irrational distribution, interruption draining, displacement is small, and reversion drainage efficiency drops significantly
Low technical problem, the present invention provides a kind of centrifugal blade, reasonable for structure to realize, displacement is high, and drainage efficiency is high, positive and negative
Turn the constant purpose of displacement.
Used technical solution is the present invention to solve above-mentioned technical problem：A kind of impeller of centrifugal pump, including rotation
Wheel disc and the blade in rotation roulette is radially set, rotation axis is provided at rotation roulette center, is set on the outside of rotation axis
It is equipped with water inlet, adjacent two groups of blades surround water outlet, and the blade is uniformly arranged on rotation roulette surface by several groups
A grade blade, two grade blades, three grade blades and four grade blades constitute, wherein two grade blades are arranged in two groups of adjacent level-ones
The middle part of blade, three grade blades are arranged at the middle part of a grade blade and two grade blades, and four grade blades are arranged in three grade blades and two
The middle part of grade blade and the middle part of three grade blades and a grade blade；One grade blade, two grade blades, three grade blades and level Four
Blade is made of the partition board of several disconnections respectively, and constitutes water stream channel between two adjacent partition boards of each blade, each
Water stream channel is corresponding with the partition board of its both sides blade respectively, so that flow under the action of the centrifugal force, is impacted by water stream channel
On the partition board of side.
It is the basic embodiment of the present invention above, further can be improved, improved and limited on the basis of above：Such as
Described grade blade one end extends to the edge of rotation roulette, and there is gap at the center of the other end and rotation roulette；Two grade blades
One end extends to the edge of rotation roulette, and the other end extends beyond first water stream channel of the grade blade close to spindle central,
But less than the length of a grade blade；Three grade blade one end extend to the edge of rotation roulette, and the other end extends beyond two grade blades
Close to first water stream channel of spindle central, but less than the length of two grade blades；Four grade blade one end extend to rotation roulette
Edge, the other end extends beyond first water stream channel of three grade blades close to spindle central, but less than the length of three grade blades
Degree.
It is the basic embodiment of the present invention above, further can be improved, improved and limited on the basis of above：Such as
One grade blade is made of four partition boards, and two grade blades are made of three partition boards, and three grade blades are made of two partition boards, and four
Grade blade is made of a partition board.
It is the basic embodiment of the present invention above, further can be improved, improved and limited on the basis of above：Such as
The quantity of one grade blade is three, four, five, six or eight groups.
It is the basic embodiment of the present invention above, further can be improved, improved and limited on the basis of above：Such as
The quantity of one grade blade is six groups.
Compared with prior art, the beneficial effects of the invention are as follows：
1）Rotation roulette of the present invention is internally provided with blade radially, and adjacent two groups of blades surround water outlet, flow
It can be discharged along radial vane gaps of distribution, compared with original interruption drains, water yield greatly increases；
2）Blade is uniformly arranged on a grade blade, two grade blades, three grade blades and four on rotation roulette surface by several groups
Grade blade is constituted, wherein two grade blades are arranged at the middle part of two group of one adjacent grade blade, and three grade blades are arranged in a grade blade
With the middle part of two grade blades, middle part in three grade blades and two grade blades and three grade blades and a grade blade is arranged in four grade blades
Middle part, a grade blade, two grade blades, three grade blades and four grade blades respectively by several disconnection partition board constitute, and
Constitute water stream channel between each two adjacent partition boards of blade, each water stream channel partition board pair with its both sides blade respectively
It answers, so that flow under the action of the centrifugal force, is impacted by water stream channel on the partition board of side, rational Leaf positional distribution makes water
Discharge more convenient and smooth；When centrifugal pump inverts, principle is the same, and drainage efficiency is identical as rotating forward, will not reduce；
3）One grade blade is made of four partition boards, and two grade blades are made of three partition boards, and three grade blades are by two partition board structures
At four grade blades are made of a partition board, and the spacing of partition board can be replaced according to the size of displacement and discharge pressure, using more
Add conveniently.
Description of the drawings
Fig. 1 is cross-sectional structure schematic diagram of the present invention；
Fig. 2 is dimensional structure diagram of the present invention；
It is marked in figure：1, rotation roulette, 2, blade, 201, one grade blade, 202, two grade blades, 203, three grade blades,
204, four grade blade, 3, rotation axis, 4, water inlet, 5, water stream channel, 6, water outlet.
Specific implementation mode
Specific embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings.
As shown, a kind of impeller of centrifugal pump, including rotation roulette 1 and radially it is arranged in rotation roulette 1
Blade 2 is provided with rotation axis 3 at 1 center of rotation roulette, and 3 outside of rotation axis is provided with water inlet 4, and adjacent two groups of blades 2 enclose
At water outlet 6, the blade 2 is uniformly arranged on a grade blade 201, two grade blades on 1 surface of rotation roulette by several groups
202, three grade blades 203 and four grade blades 204 are constituted, wherein two group of one adjacent 201 shape of grade blade in an angle, two level
Blade 202 is arranged at the angular bisector that two group of one grade blade 201 forms angle, and three grade blades 203 are arranged in a grade blade 201
At the angular bisector of the angle of two grade blades 202, the folder in three grade blades 203 and two grade blades 202 is arranged in four grade blades 204
At the angular bisector at angle and at the angular bisector of the angle of three grade blades 203 and a grade blade 201；One grade blade 201,
Two grade blades 202, three grade blades 203 and four grade blades 204 are made of the partition board of several disconnections respectively, and each blade is adjacent
Two partition boards between constitute water stream channel 5, each water stream channel 5 is corresponding with the partition board of its both sides blade respectively, so that flow
Under the action of the centrifugal force, it is impacted on the partition board of side by water stream channel 5.
It is the basic embodiment of the present invention above, further can be improved, improved and limited on the basis of above：Such as
Described 201 one end of a grade blade extends to the edge of rotation roulette 1, and there is gap at the center of the other end and rotation roulette 1；Two level
202 one end of blade extends to the edge of rotation roulette 1, and the other end extends beyond a grade blade 201 close to the first of spindle central
A water stream channel 5, but less than the length of a grade blade 201；Three grade blades, 203 one end extends to the edge of rotation roulette 1, another
End extends beyond first water stream channel 5 of two grade blades 202 close to spindle central, but less than the length of two grade blades 202；Four
204 one end of grade blade extends to the edge of rotation roulette 1, and the other end extends beyond three grade blades 203 close to the of spindle central
One water stream channel 5, but less than the length of three grade blades 203, water stream channel is mutually staggered with partition board, ensure that flow is rotating
Wheel disc 1 forms stable water (flow) direction, will not be whirled up flow, keep water outlet more smooth.
It is the basic embodiment of the present invention above, further can be improved, improved and limited on the basis of above：Such as
One grade blade 201 is made of four partition boards, and two grade blades 202 are made of three partition boards, three grade blades 203 by two every
Plate is constituted, and four grade blades 204 are made of a partition board.
It is the basic embodiment of the present invention above, further can be improved, improved and limited on the basis of above：Such as
The quantity of one grade blade 201 is three, four, five, six or eight groups.
It is the basic embodiment of the present invention above, further can be improved, improved and limited on the basis of above：Such as
The quantity of one grade blade 201 is six groups.
When normal work, flow is entered from water inlet 4 in rotation roulette 1, under the rotation of rotation roulette 1, flow from
It is dispersed around at center, under the action of the centrifugal force, water stream channel 5, flow is constituted between two adjacent partition boards of each blade
Channel 5 is corresponding with the partition board of adjacent blades respectively, so that flow is under the action of the centrifugal force, side is impacted by water stream channel 5
Partition board on, water from water stream channel be discharged；When centrifugal pump inverts, principle is the same, and drainage efficiency is identical as rotating forward, will not drop
It is low；Under the repeated stock by blade, discharge pressure increases flow, compared with existing scroll casing shape intermittent drainage centrifugal pump,
The water outlet 6 that flow can be arranged from all directions is discharged, and displacement greatly increases.
The present invention, can be according to the size of rotation roulette radius, to adjust the group number of blade, the group of blade in practice
Number may be configured as two, three, four, five, six, seven or eight groups, even more multigroup.
Structure of the invention is reasonable, and displacement is high, and drainage efficiency is high, and positive and negative rotation displacement is constant, solves existing centrifugal pump leaf
The technical problems such as piece irrational distribution, interruption draining, displacement is small, and reversion drainage efficiency substantially reduces, for the prior art,
It is primary great technological innovation, has good market prospects and development space.
The preferred embodiments of the disclosure and embodiment are explained in detail above in conjunction with attached drawing, but it is of the invention
The above-described embodiment and examples are not limited to, within the knowledge of those skilled in the art, can also not taken off
Various changes can be made under the premise of from present inventive concept.
Claims (1)
1. a kind of impeller of centrifugal pump, including rotation roulette（1）Radially it is arranged in rotation roulette（1）Interior blade（2）,
Rotation roulette（1）Rotation axis is provided at center（3）, rotation axis（3）Outside is provided with water inlet（4）, adjacent two groups of blades
（2）Surround water outlet（6）, it is characterised in that：The blade（2）It is uniformly arranged on rotation roulette by several groups（1）Surface
One grade blade（201）, two grade blades（202）, three grade blades（203）With four grade blades（204）It constitutes, wherein two grade blades
（202）It is arranged in two group of one adjacent grade blade（201）Middle part, three grade blades（203）It is arranged in a grade blade（201）With two
Grade blade（202）Middle part, four grade blades（204）It is arranged in three grade blades（203）With two grade blades（202）Middle part and three
Grade blade（203）With a grade blade（201）Middle part；One grade blade（201）, two grade blades（202）, three grade blades
（203）With four grade blades（204）It is made of respectively the partition board of several disconnections, and structure between two adjacent partition boards of each blade
At water stream channel（5）, each water stream channel（5）It is corresponding with the partition board of its both sides blade respectively, so that flow is in centrifugation force effect
Under, pass through water stream channel（5）It impacts on the partition board of side；One grade blade（201）One end extends to rotation roulette（1）
Edge, the other end and rotation roulette（1）Center have gap；Two grade blades（202）One end extends to rotation roulette（1）Side
Edge, the other end extend beyond a grade blade（201）Close to first water stream channel of spindle central（5）, but it is less than a grade blade
（201）Length；Three grade blades（203）One end extends to rotation roulette（1）Edge, the other end extends beyond two grade blades
（202）Close to first water stream channel of spindle central（5）, but it is less than two grade blades（202）Length；Four grade blades（204）
One end extends to rotation roulette（1）Edge, the other end extends beyond three grade blades（203）Close to first water of spindle central
Circulation road（5）, but it is less than three grade blades（203）Length；One grade blade（201）It is made of four partition boards, two level leaf
Piece（202）It is made of three partition boards, three grade blades（203）It is made of two partition boards, four grade blades（204）By a partition board structure
At；One grade blade（201）Quantity be three, four, five, six or eight groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610483851.5A CN105889124B (en) | 2016-06-28 | 2016-06-28 | A kind of impeller of centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610483851.5A CN105889124B (en) | 2016-06-28 | 2016-06-28 | A kind of impeller of centrifugal pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105889124A CN105889124A (en) | 2016-08-24 |
| CN105889124B true CN105889124B (en) | 2018-10-09 |
Family
ID=56719083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610483851.5A Expired - Fee Related CN105889124B (en) | 2016-06-28 | 2016-06-28 | A kind of impeller of centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105889124B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194411A (en) * | 2017-12-10 | 2018-06-22 | 安徽银龙泵阀股份有限公司 | A kind of two stage blade pressurizing propeller |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3145298A1 (en) * | 1981-11-14 | 1983-05-19 | Karl 7920 Heidenheim Burr | Double-flow centrifugal mixing pump |
| CN2916207Y (en) * | 2006-04-03 | 2007-06-27 | 彭树林 | Multistage propelling type centrifugal impeller for pump |
| RU2372529C1 (en) * | 2008-07-03 | 2009-11-10 | Владимир Дмитриевич Анохин | Anti-cavitation impeller |
| CN101691873B (en) * | 2009-10-12 | 2012-06-27 | 台州豪贝泵业有限公司 | Open impeller for pump |
| CN202370889U (en) * | 2011-11-29 | 2012-08-08 | 四川省嘉陵泵业制造有限公司 | Herringbone blade impeller of peripheral pump |
| CN203604254U (en) * | 2013-11-01 | 2014-05-21 | 新昌县富士精工科技有限公司 | Air conditioner drainage pump impeller |
| CN205689487U (en) * | 2016-06-28 | 2016-11-16 | 陈向阳 | A kind of impeller of centrifugal pump |
-
2016
- 2016-06-28 CN CN201610483851.5A patent/CN105889124B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN105889124A (en) | 2016-08-24 |
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| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181009 Termination date: 20190628 |
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| CF01 | Termination of patent right due to non-payment of annual fee |