CN105889124A - Impeller of centrifugal pump - Google Patents
Impeller of centrifugal pump Download PDFInfo
- Publication number
- CN105889124A CN105889124A CN201610483851.5A CN201610483851A CN105889124A CN 105889124 A CN105889124 A CN 105889124A CN 201610483851 A CN201610483851 A CN 201610483851A CN 105889124 A CN105889124 A CN 105889124A
- Authority
- CN
- China
- Prior art keywords
- grade
- blades
- blade
- grade blades
- 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.)
- Granted
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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
Abstract
The invention relates to an impeller of a centrifugal pump. The impeller comprises a rotating turntable and blades, wherein a rotating shaft is arranged at the center of the rotating turntable; a water inlet is formed in the outer side of the rotating shaft; a water outlet is formed by the encircling of the two sets of blades adjacent to each other; each of the blades is composed of a first-level blade, a second-level blade, a third-level blade and a fourth-level blade; the second-level blades are arranged at the middle parts of the two sets of first-level blades adjacent to each other; the third-level blades are arranged at the middle parts of the first-level blade and the second-level blade; the fourth-level blades are arranged at the middle parts of the third-level blade and the second-level blade and at the middle parts of the third-level blade and the first-level blade; each set of blades is composed of a plurality of separating plates disconnected from each other; a water channel is formed between every two adjacent separating plates of each of the blades; the water channels respectively correspond to the separating plates of the blades on the two sides of the water channel. The impeller of the centrifugal pump has the advantages that the displacement is high, the positive and negative displacements are invariant, and the technical problems of discontinuous water drainage, light displacement and great reduction of negative draining efficiency of the present centrifugal pump are solved. For the prior art, the impeller has excellent market prospect and development space.
Description
Technical field
The present invention relates to centrifugal pump field, be specifically related to the impeller of a kind of centrifugal pump.
Background technology
Centrifugal pump is a kind of common centrifugal drainage equipment, and centrifugal pump is first filled water in pipeline, water inlet rotate between entrance blade, more under the influence of centrifugal force, water is thrown toward blade edge from blade center.Existing centrifugal pump is spiral case closed type structure mostly, outlet is arranged on spiral case pump housing edge, water outlet direction is fixing towards side, carry out being interrupted draining during blade rotates, drainage efficiency is low, when centrifugal pump inverts, the warp architecture of blade causes drainage efficiency to be substantially reduced, and displacement is little.How to design a kind of rational in infrastructure, displacement is high, and the centrifugal blade that drainage efficiency is high is the problem that solution is presently required.
Summary of the invention
In order to solve existing centrifugal blade irrational distribution, being interrupted draining, displacement is little, the technical problems such as reversion drainage efficiency is substantially reduced, the present invention provides a kind of centrifugal blade, realizes rational in infrastructure, displacement is high, and drainage efficiency is high, the purpose that rotating displacement is constant.
The present invention solves that above-mentioned technical problem be the technical scheme is that the impeller of a kind of centrifugal pump, including rotation roulette and the blade that is arranged on radially in rotation roulette, rotation roulette center is provided with rotary shaft, water inlet it is provided with outside rotary shaft, two groups of adjacent blades surround outlet, described blade is by the some groups of grade blades being uniformly arranged on rotation roulette surface, two grade blades, three grade blades and four grade blades are constituted, wherein, two grade blades are arranged on the middle part of an adjacent two group grade blade, three grade blades are arranged on a grade blade and the middle part of two grade blades, four grade blades are arranged on three grade blades and the middle part of two grade blades and three grade blades and the middle part of a grade blade；The dividing plate that a described grade blade, two grade blades, three grade blades and four grade blades are disconnected by several respectively is constituted, and constitute water stream channel between adjacent two dividing plates of each blade, each water stream channel is corresponding with the dividing plate of its both sides blade respectively, so that current are under centrifugal action, impacted on the dividing plate of side by water stream channel.
Being more than the basic embodiment of the present invention, can further be improved, improve and limit on the basis of above: a grade blade one end extends to the edge of rotation roulette as mentioned, the other end has gap with the center of rotation roulette；Two grade blade one end extend to the edge of rotation roulette, and the other end extends beyond the grade blade first water stream channel near 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, first water stream channel near spindle central, but less than the length of two grade blades；Four grade blade one end extend to the edge of rotation roulette, and the other end extends beyond three grade blades, first water stream channel near spindle central, but less than the length of three grade blades.
It it is more than the basic embodiment of the present invention, can further be improved on the basis of above, improved and be limited: a grade blade is made up of four dividing plates as mentioned, two grade blades are made up of three dividing plates, and three grade blades are made up of two dividing plates, and four grade blades are made up of a dividing plate.
It is more than the basic embodiment of the present invention, can further be improved on the basis of above, improve and limit: the quantity of a grade blade is as three, four, five, six or eight groups as mentioned.
It is more than the basic embodiment of the present invention, can further be improved on the basis of above, improve and limit: the quantity of a grade blade is as six groups as mentioned.
Compared with prior art, the invention has the beneficial effects as follows:
1) being provided with blade radially inside rotation roulette of the present invention, two groups of adjacent blades surround outlet, and current can discharge along radial vane gaps of distribution, and compared with original interruption draining, water yield is greatly increased；
2) blade is by the some groups of grade blades being uniformly arranged on rotation roulette surface, two grade blades, three grade blades and four grade blades are constituted, wherein, two grade blades are arranged on the middle part of an adjacent two group grade blade, three grade blades are arranged on a grade blade and the middle part of two grade blades, four grade blades are arranged on three grade blades and the middle part of two grade blades and three grade blades and the middle part of a grade blade, a described grade blade, two grade blades, the dividing plate that three grade blades and four grade blades are disconnected by several respectively is constituted, and constitute water stream channel between adjacent two dividing plates of each blade, each water stream channel is corresponding with the dividing plate of its both sides blade respectively, so that current are under centrifugal action, impact on the dividing plate of side by water stream channel, reasonably Leaf positional distribution, water is made to discharge more convenient and smooth；When centrifugal pump inverts, principle is the same, and drainage efficiency is identical with rotating forward, will not reduce；
3) grade blade is made up of four dividing plates, and two grade blades are made up of three dividing plates, and three grade blades are made up of two dividing plates, and four grade blades are made up of a dividing plate, and the spacing of dividing plate can be changed according to the size of displacement and discharge pressure, uses convenient.
Accompanying drawing explanation
Fig. 1 is cross-sectional structure schematic diagram of the present invention；
Fig. 2 is perspective view of the present invention；
Labelling in figure: 1, rotation roulette, 2, blade, 201, one grade blade, 202, two grade blades, 203, three grade blades, 204, four grade blades, 3, rotary shaft, 4, water inlet, 5, water stream channel, 6, outlet.
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described in further detail.
nullAs shown in the figure，A kind of impeller of centrifugal pump，Including rotation roulette 1 and the blade 2 that is arranged on radially in rotation roulette 1，Rotation roulette 1 center is provided with rotary shaft 3，Water inlet 4 it is provided with outside rotary shaft 3，Two groups of adjacent blades 2 surround outlet 6，Described blade 2 is by the some groups of grade blades 201 being uniformly arranged on rotation roulette 1 surface、Two grade blades 202、Three grade blades 203 and four grade blades 204 are constituted，Wherein，Two group of one adjacent grade blade 201 shape is in an angle，Two grade blades 202 are arranged on two group of one grade blade 201 and are formed at the angular bisector of angle，At the angular bisector of the angle that three grade blades 203 are arranged on a grade blade 201 and two grade blades 202，At the angular bisector of the angle that four grade blades 204 are arranged on three grade blades 203 and two grade blades 202 and three grade blades 203 and a grade blade 201 angle angular bisector at；The dividing plate that described grade blade 201, two grade blade 202, three grade blade 203 and four grade blades 204 are disconnected by several respectively is constituted, and constitute water stream channel 5 between adjacent two dividing plates of each blade, each water stream channel 5 is corresponding with the dividing plate of its both sides blade respectively, so that current are under centrifugal action, impacted on the dividing plate of side by water stream channel 5.
Being more than the basic embodiment of the present invention, can further be improved, improve and limit on the basis of above: grade blade 201 one end extends to the edge of rotation roulette 1 as mentioned, the other end has gap with the center of rotation roulette 1；Two grade blade 202 one end extend to the edge of rotation roulette 1, and the other end extends beyond the grade blade 201 first water stream channel 5 near spindle central, but less than the length of a grade blade 201；Three grade blade 203 one end extend to the edge of rotation roulette 1, and the other end extends beyond two grade blades 202, first water stream channel 5 near spindle central, but less than the length of two grade blades 202；Four grade blade 204 one end extend to the edge of rotation roulette 1, the other end extends beyond three grade blades 203, first water stream channel 5 near spindle central, but the length less than three grade blades 203, water stream channel mutually staggers with dividing plate, ensure that current form stable water (flow) direction at rotation roulette 1, current will not be whirled up, make water outlet more smooth.
It it is more than the basic embodiment of the present invention, can further be improved on the basis of above, improved and be limited: a grade blade 201 is made up of four dividing plates as mentioned, two grade blades 202 are made up of three dividing plates, three grade blades 203 are made up of two dividing plates, and four grade blades 204 are made up of a dividing plate.
It is more than the basic embodiment of the present invention, can further be improved on the basis of above, improve and limit: the quantity of a grade blade 201 is as three, four, five, six or eight groups as mentioned.
It is more than the basic embodiment of the present invention, can further be improved on the basis of above, improve and limit: the quantity of a grade blade 201 is as six groups as mentioned.
When normally working, current enter in rotation roulette 1 from water inlet 4, under the rotation of rotation roulette 1, current scatter to surrounding from center, under centrifugal action, constitute water stream channel 5 between two dividing plates that each blade is adjacent, water stream channel 5 is corresponding with the dividing plate of adjacent blades respectively, so that current are under centrifugal action, impacting on the dividing plate of side by water stream channel 5, water is discharged from water stream channel；When centrifugal pump inverts, principle is the same, and drainage efficiency is identical with rotating forward, will not reduce；Current are under the repeated stock of blade, and discharge pressure increases, and compared with existing scroll casing shape intermittent drainage centrifugal pump, current can be discharged from the outlet 6 that all directions are arranged, and displacement is greatly increased.
The present invention, in practice, according to the size of rotation roulette radius, can adjust the group number of blade, and the group number of blade may be configured as two, three, four, five, six, seven or eight groups, the most groups.
Present configuration is reasonable, displacement is high, drainage efficiency is high, and rotating displacement is constant, solves existing centrifugal blade irrational distribution, it is interrupted draining, displacement is little, inverts the technical problems such as drainage efficiency is substantially reduced, for prior art, it is the most great technological innovation, there is good market prospect and development space.
Above in conjunction with accompanying drawing, the preferred embodiments of the disclosure and embodiment are explained in detail, but the present invention is not limited to the above-described embodiment and examples, in the ken that those skilled in the art are possessed, it is also possible to various changes can be made without departing from the inventive concept of the premise.
Claims (5)
- null1. the impeller of a centrifugal pump，Including rotation roulette (1) and the blade (2) that is arranged on radially in rotation roulette (1)，Rotation roulette (1) center is provided with rotary shaft (3)，Rotary shaft (3) outside is provided with water inlet (4)，Two groups of adjacent blades (2) surround outlet (6)，It is characterized in that: described blade (2) is by the some groups of grade blades (201) being uniformly arranged on rotation roulette (1) surface、Two grade blades (202)、Three grade blades (203) and four grade blades (204) are constituted，Wherein，Two grade blades (202) are arranged on the middle part of an adjacent two group grade blade (201)，Three grade blades (203) are arranged on a grade blade (201) and the middle part of two grade blades (202)，Four grade blades (204) are arranged on three grade blades (203) and the middle part of two grade blades (202) and three grade blades (203) and the middle part of a grade blade (201)；The dividing plate that a described grade blade (201), two grade blades (202), three grade blades (203) and four grade blades (204) are disconnected by several respectively is constituted, and constitute water stream channel (5) between adjacent two dividing plates of each blade, each water stream channel (5) is corresponding with the dividing plate of its both sides blade respectively, so that current are under centrifugal action, impacted on the dividing plate of side by water stream channel (5).
- The impeller of a kind of centrifugal pump the most as claimed in claim 1, it is characterised in that: a described grade blade (201) one end extends to the edge of rotation roulette (1), and the other end has gap with the center of rotation roulette (1)；Two grade blades (202) one end extends to the edge of rotation roulette (1), and the other end extends beyond the grade blade (201) first water stream channel (5) near spindle central, but less than the length of a grade blade (201)；Three grade blades (203) one end extends to the edge of rotation roulette (1), and the other end extends beyond two grade blades (202), first water stream channel (5) near spindle central, but less than the length of two grade blades (202)；Four grade blades (204) one end extends to the edge of rotation roulette (1), and the other end extends beyond three grade blades (203), first water stream channel (5) near spindle central, but less than the length of three grade blades (203).
- The impeller of a kind of centrifugal pump the most as claimed in claim 1, it is characterized in that: a described grade blade (201) is made up of four dividing plates, two grade blades (202) are made up of three dividing plates, and three grade blades (203) are made up of two dividing plates, and four grade blades (204) are made up of a dividing plate.
- The impeller of a kind of centrifugal pump the most as claimed in claim 1, it is characterised in that: the quantity of a described grade blade (201) is three, four, five, six or eight groups.
- The impeller of a kind of centrifugal pump the most as claimed in claim 1, it is characterised in that: the quantity of a described grade blade (201) is six 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 true CN105889124A (en) | 2016-08-24 |
| CN105889124B 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) |
Cited By (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 |
Citations (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 |
| CN101691873A (en) * | 2009-10-12 | 2010-04-07 | 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
Patent Citations (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 |
| CN101691873A (en) * | 2009-10-12 | 2010-04-07 | 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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105889124B (en) | 2018-10-09 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181009 Termination date: 20190628 |