CN204113750U - A kind of guide vane of water pump - Google Patents
A kind of guide vane of water pump Download PDFInfo
- Publication number
- CN204113750U CN204113750U CN201420528668.9U CN201420528668U CN204113750U CN 204113750 U CN204113750 U CN 204113750U CN 201420528668 U CN201420528668 U CN 201420528668U CN 204113750 U CN204113750 U CN 204113750U
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- CN
- China
- Prior art keywords
- guide vane
- outer ring
- water pump
- land
- water outlet
- 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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- Structures Of Non-Positive Displacement Pumps (AREA)
- Hydraulic Turbines (AREA)
Abstract
The utility model discloses guide vane of water pump, aim to provide the generation that a kind of guide vane of water pump effectively can avoid stopping state, and there is higher hydraulic efficiency and running stability.Its drip irrigation device is a kind of guide vane of water pump, comprise outer ring and be set in the inner ring in outer ring, described outer ring is provided with water outlet and water intake, described water outlet is fixedly connected with land, land is connected with water outlet, described inner ring and outer ring looping runner, described ring runner diameter increases to water intake gradually toward water outlet direction, described inner ring outer surface is provided with some guide vanes, described some guide vanes are positioned at relative water intake one end, described guide vane radial length is less than outer ring internal diameter, gap is there is between guide vane and outer ring, described inner ring outer surface is provided with some return guide vanes, described some return guide vanes are positioned at relative water outlet one end, described return guide vane radial length is less than land internal diameter, gap is there is between return guide vane and land.
Description
Technical field
The utility model relates to a kind of stator, and more particularly, it relates to a kind of guide vane of water pump.
Background technique
Water pump is widely used in the industry Liquid transfer such as municipal administration, environmental protection, sewage treatment, light industry, chemical industry, mine, oil, water conservancy, metallurgy, is one of the big power consumer and key equipment of relevant industries.
Stator is widely used in multistage segmental type pump, its effect is collected liquid that impeller flows out and is transported to the import of next stage impeller, it is minimum that stator reasonable in design should ensure to collect and carry hydraulic loss in the process of fluid, and enter next stage impeller with making fluid well-distributing, prewhirl with the liquid stream controlling next stage impeller inlet.At present, the guide vane structure of market charging pump is single, and hydraulic loss is larger.The large percentage that the hydraulic loss of stator accounts in multistage pump, appropriate design stator just seems particularly important, for guide vane of water pump, except guarantee also should make stator have higher hydraulic efficiency and running stability without except blocking.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of guide vane of water pump, and this guide vane of water pump effectively can avoid the generation of stopping state, and has higher hydraulic efficiency and running stability.
For achieving the above object, the utility model provides following technological scheme: a kind of guide vane of water pump, comprise outer ring and be set in the inner ring in outer ring, described outer ring is provided with water outlet and water intake, described water outlet is fixedly connected with land, land is connected with water outlet, described inner ring and outer ring looping runner, described ring runner diameter increases to water intake gradually toward water outlet direction, described inner ring outer surface is provided with some guide vanes, described some guide vanes are positioned at relative water intake one end, described guide vane radial length is less than outer ring internal diameter, gap is there is between guide vane and outer ring, described inner ring outer surface is provided with some return guide vanes, described some return guide vanes are positioned at relative water outlet one end, described return guide vane radial length is less than land internal diameter, gap is there is between return guide vane and land.
By adopting technique scheme, in use, current enter water intake in the direction of the arrow, then ring runner is entered, owing to being provided with guide vane in ring runner, guide vane on inner ring rotates the effect playing conveying, rotate and produce end thrust, fluid is delivered to next stage impeller, guide vane rotates can by the fiber in current or the chopping of other media, effectively avoid the generation of blocking phenomenon in stator, ring runner diameter increases successively to water intake toward water outlet direction and is conducive to slowing down water velocity at current through ring runner, ring runner is for being similar to slide structure, be conducive to reducing current to the impact of runner inside, inner ring arranges return guide vane relative to water outlet one end outer surface and is conducive to eliminating rotating of fluid, thus improve the integrally-built operation stability of guide vane of water pump, and insert the liquid into next stage impeller eye.
The utility model is set to further: described inner ring center is provided with the mounting hole for installing Pump Shaft.
By adopting technique scheme, Pump Shaft wears guide vane of water pump by the mounting hole at inner ring center, is conducive to pump housing smooth running.
The utility model is set to further: described land and bolt hole outer ring is equipped with for being connected with water pump cover.
By adopting technique scheme, bolt hole structure is simple, and stability is high, is conducive to the fastness improving guide vane of water pump and water pump cover.
The utility model is set to further: described guide vane is equal with return guide vane quantity, and described guide vane is contrary with return guide vane sense of rotation.
By adopting technique scheme, being provided with the positive and negative stator of equal number and its counterrotating, being conducive to integrally-built stationarity, the conveying liquid of safety and stability, to reach the object improving hydraulic efficiency.
The utility model is set to further: described guide vane is screw blade, and each guide vane equal diameters, volume are equal.
By adopting technique scheme, guide vane adopts isometrical isopyknic screw blade, ensures that runner inner area is equal, makes structure held stationary, avoid stator divergence loss in runner, improve the operational efficiency of pump.
The utility model is set to further: the blade that described each return guide vane is equal diameters, volume is equal, and described return guide vane comprises the first arc surface and the second arc surface, and described first arc surface arc length is greater than the second arc surface arc length.
By adopting technique scheme, return guide vane adopts isometrical isopyknic blade, ensure ring runner water outlet area equation, holding structure smooth running, because the first arc surface length is greater than the second arc surface, when the impact being subject to rotating liquid, the length difference of both sides circular arc is utilized to eliminate fluid rotary fast, make the impurity rapid precipitation in fluid, effectively can avoid the generation of water outlet stopping state.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of guide vane of water pump of the utility model embodiment;
Fig. 2 is the schematic diagram of a kind of guide vane of water pump of the utility model;
Fig. 3 is the structure sectional view of a kind of guide vane of water pump of the utility model;
Fig. 4 is the end-face structure schematic diagram of a kind of guide vane of water pump of the utility model;
Fig. 5 is the end view of a kind of guide vane of water pump of the utility model;
Fig. 6 is the structural representation of a kind of guide vane of water pump subassembly of the utility model return guide vane.
Reference character: 1, outer ring; 2, inner ring; 3, land; 4, guide vane; 5, ring runner; 6, mounting hole; 7, water intake; 8, water outlet; 9, floor; 10, return guide vane; 101, the first arc surface; 102, the second arc surface.
Embodiment
Referring to figs. 1 through Fig. 6, the utility model embodiment is described further.
As shown in Figures 1 to 6, a kind of guide vane of water pump, the inner ring 2 comprising outer ring 1 and be set in outer ring 1, described outer ring 1 is provided with water outlet 8 and water intake 7, described water outlet 8 is fixedly connected with land 3, land 3 communicates with water outlet 8, described inner ring 2 and outer ring 1 looping runner 5, described ring runner 5 diameter increases to water intake 7 successively toward water outlet 8 direction, described inner ring 2 relatively water intake 7 one end outer surface is provided with some guide vanes 4, guide vane 4 is fixedly connected on inner ring 2 surface, gap is there is between described guide vane 4 radial outer end and outer ring 1, described inner ring 2 relatively water outlet 8 one end outer surface is provided with some return guide vanes 10, return guide vane 10 is fixedly connected on inner ring 2 surface, gap is there is between described return guide vane 10 radial outer end and land 3.
In use, current enter water intake 7 in the direction of the arrow, then ring runner 5 is entered, owing to being provided with guide vane 4 in ring runner 5, guide vane 4 on inner ring 2 rotates the effect playing conveying, rotate and produce end thrust, fluid is delivered to next stage impeller, guide vane 4 rotates can by the fiber in current or the chopping of other media, effectively avoid the generation of blocking phenomenon in stator, ring runner 5 diameter increase successively to water intake 7 toward water outlet 8 direction be conducive to current through ring runner 5 time slow down water velocity, ring runner 5 is for being similar to slide structure, be conducive to reducing current to the impact of runner inside, inner ring 2 arranges return guide vane 10 relative to water outlet 8 one end outer surface and is conducive to eliminating rotating of fluid, thus improve the integrally-built operation stability of guide vane of water pump, and insert the liquid into next stage impeller eye, liquid is flowed out by water outlet 8 eventually through eliminating to rotate through return guide vane 10 after ring runner 5.
Described inner ring 2 center is provided with the mounting hole 6 for installing Pump Shaft, and Pump Shaft wears guide vane of water pump by the mounting hole 6 at inner ring 2 center, is conducive to pump housing smooth running.Described land 3 and bolt hole outer ring 1 is equipped with for being connected with water pump cover, bolt hole structure is simple, and stability is high, and both are connect by bolt two, is conducive to the fastness improving guide vane of water pump and water pump cover.Described guide vane 4 is equal with return guide vane 10 quantity, described guide vane 4 is contrary with return guide vane 10 sense of rotation, is provided with the positive and negative stator 10 of equal number and its counterrotating, is conducive to integrally-built stationarity, the conveying liquid of safety and stability, to reach the object improving hydraulic efficiency.End face and the side, outer ring 1 of the relative water outlet 8 of described land 3 are fixedly connected with some floors 9, described floor 9 cross section is triangle, being provided with of floor 9 is beneficial to the tautness strengthened between land 3 and outer ring 1, improve overall structure bearing capacity, strengthen the stable operation of guide vane of water pump further.Described guide vane 4 is isometrical isopyknic screw blade, and guide vane 4 adopts isometrical isopyknic screw blade, ensures that runner inner area is equal, makes structure held stationary, avoid stator divergence loss in runner, improve the operational efficiency of pump.
The isometrical isopyknic blade of described return guide vane 10, described return guide vane 10 comprises the first arc surface 101 and the second arc surface 102, and described first arc surface 101 length is greater than the second arc surface 102.Return guide vane 10 adopts isometrical isopyknic blade, ensure ring runner 5 water outlet 8 place area equation, holding structure smooth running, because the first arc surface 101 length is greater than the second arc surface 102, when the impact being subject to rotating liquid, the length difference of both sides circular arc is utilized to eliminate fluid rotary fast.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a guide vane of water pump, comprise outer ring and be set in the inner ring in outer ring, described outer ring is provided with water outlet and water intake, it is characterized in that, described water outlet is fixedly connected with land, land is connected with water outlet, described inner ring and outer ring looping runner, described ring runner diameter increases to water intake gradually toward water outlet direction, described inner ring outer surface is provided with some guide vanes, described some guide vanes are positioned at relative water intake one end, described guide vane radial length is less than outer ring internal diameter, gap is there is between guide vane and outer ring, described inner ring outer surface is provided with some return guide vanes, described some return guide vanes are positioned at relative water outlet one end, described return guide vane radial length is less than land internal diameter, gap is there is between return guide vane and land.
2. guide vane of water pump according to claim 1, is characterized in that, described inner ring center is provided with the mounting hole for installing Pump Shaft.
3. guide vane of water pump according to claim 2, is characterized in that, described land and bolt hole outer ring is equipped with for being connected with water pump cover.
4. guide vane of water pump according to claim 1, is characterized in that, described guide vane is equal with return guide vane quantity, and described guide vane is contrary with return guide vane sense of rotation.
5. guide vane of water pump according to claim 4, is characterized in that, described guide vane is screw blade, and each guide vane equal diameters, volume are equal.
6. guide vane of water pump according to claim 5, is characterized in that, the blade that described each return guide vane is equal diameters, volume is equal, and described return guide vane comprises the first arc surface and the second arc surface, and described first arc surface arc length is greater than the second arc surface arc length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420528668.9U CN204113750U (en) | 2014-09-15 | 2014-09-15 | A kind of guide vane of water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420528668.9U CN204113750U (en) | 2014-09-15 | 2014-09-15 | A kind of guide vane of water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204113750U true CN204113750U (en) | 2015-01-21 |
Family
ID=52331064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420528668.9U Expired - Fee Related CN204113750U (en) | 2014-09-15 | 2014-09-15 | A kind of guide vane of water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204113750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827626A (en) * | 2019-03-22 | 2019-05-31 | 安徽徽宁电器仪表集团有限公司 | A kind of shock proof flow instrument |
-
2014
- 2014-09-15 CN CN201420528668.9U patent/CN204113750U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827626A (en) * | 2019-03-22 | 2019-05-31 | 安徽徽宁电器仪表集团有限公司 | A kind of shock proof flow instrument |
| CN109827626B (en) * | 2019-03-22 | 2020-09-15 | 安徽徽宁电器仪表集团有限公司 | Flow instrument who shocks resistance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20170915 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |