CN106321505A - Adjustable single suction pump impeller suitable for multiple working conditions and machining method - Google Patents
Adjustable single suction pump impeller suitable for multiple working conditions and machining method Download PDFInfo
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- CN106321505A CN106321505A CN201510371823.XA CN201510371823A CN106321505A CN 106321505 A CN106321505 A CN 106321505A CN 201510371823 A CN201510371823 A CN 201510371823A CN 106321505 A CN106321505 A CN 106321505A
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- blade
- shroud
- pump impeller
- back shroud
- front shroud
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Abstract
The invention relates to an adjustable single suction pump impeller suitable for multiple working conditions. The adjustable single suction pump impeller includes front cover plates, back cover plates, vanes and a hub; the vanes are arranged between the front cover plates and the back cover plates; and the hub is fixed at the centers of the back cover plates. The adjustable single suction pump impeller is skillful in whole design, is compact in structure, is low in cost, is adjustable, is changeable in a single part, is high in pumping efficiency, is suitable for various working conditions, and is greatly prolonged in service life.
Description
Technical field
The present invention relates to single suction pump impeller, relate in particular to a kind of adjustable single sucking pump impeller being suitable for multi-state, belong to mechanical equipment technical field.
Background technology
Water pump has different purposes, different conveying liquid mediums, different flow, the scope of lift, therefore, its version is the most different, and material is the most different, and water pump is a kind of a large amount of wide workalike equipment, it is widely used in metallurgical electric power, oil, chemical industry, mine, shipbuilding, light industry, agricultural, civilian and national defence all departments, occupies an important position in national economy.According to statistics, China's pump yield reaches 5,000,000, and the power consumption of pump accounts for more than the 20% of whole nation power consumption.Reduce the energy resource consumption of pump the most energetically, to saving the most great meaning of energy tool.For traditional single suction pump impeller, it it is mostly the cast structure that is integrated such as cover plate, blade and wheel hub, the impeller of this structure has that efficiency is on the low side, cannot be suitable for various working requires and the more high many drawbacks of maintenance cost, specific as follows: 1, impeller is cast structure, blade shape and size are difficult to meet drawing requirement, and water passage surface fineness is poor, the efficiency causing impeller is on the low side；2, impeller is overall structure, is a kind of form fixing, uncontrollable, and it is not very convenient to use, and application surface is not the most extensive；3, the blade of impeller cannot regulate or change, it is impossible to meets because of season or period required various working requirement, it is impossible to well for energy-conservation occasion；4, impeller is for being integrally cast, and is easily affected by casting technique and production capacity, evades manufacture impact for reducing impact the most often sacrifice performance, and can cause a certain degree of waste of material；5, impeller is overall structure, so single material can only be used, cannot use the combination of various material, thus can cause the waste of material to a certain extent；6, impeller belongs to consumable accessory, and the blade of impeller is easily damaged, and easily weares and teares at the choma of front shroud, occurs damaging once any portion and just need to change whole impeller, thus causes maintenance cost to raise.Therefore, a kind of new technical scheme of exigence solves above-mentioned technical problem.
Summary of the invention
The present invention is just for technical problem present in prior art, a kind of adjustable single sucking pump impeller being suitable for multi-state is provided, this technical scheme global design is ingenious, compact conformation, cost is relatively low, and this technical scheme has controllability and the convertibility at independent position, and pump efficiency is higher, various working requirement can be suitable for, be greatly prolonged service life
To achieve these goals, technical scheme is as follows, it is suitable for the adjustable single sucking pump impeller of multi-state, it is characterized in that, described single suction pump impeller is made up of front shroud, back shroud, blade and wheel hub, described blade is arranged between front shroud and back shroud, and described wheel hub is fixed in the middle of back shroud.
As a modification of the present invention, described back shroud being provided with blade groove, described blade stretches in cover plate, it is achieved the modulability of blade.
As a modification of the present invention, described front shroud being provided with blade groove, described blade stretches in cover plate, it is achieved the modulability of blade.
The processing method being suitable for the adjustable single sucking pump impeller of multi-state, it is characterized in that, described single suction pump impeller is made up of front shroud, back shroud, blade and wheel hub, described blade is arranged between front shroud and back shroud, described wheel hub is arranged in the middle of back shroud, described processing method is as follows, and 1) front shroud, back shroud, blade and wheel hub are fabricated separately；2) by front shroud, back shroud, blade together with hub welding or together with being bolted on.
The processing method being suitable for the adjustable single sucking pump impeller of multi-state, it is characterized in that, described single suction pump impeller is made up of front shroud, back shroud, blade and wheel hub, described blade is arranged between front shroud and back shroud, described wheel hub is arranged in the middle of back shroud, and described processing method is as follows, and 1) front shroud, blade are fabricated separately, described back shroud and wheel hub are cast into one, 2) by front shroud, blade, back shroud and hub welding for together with or together with being bolted on.
As a modification of the present invention, described front shroud, back shroud, blade are numerical control machine-shaping or punch forming.
Relative to prior art, advantages of the present invention is as follows: 1) overall construction design of the present invention is ingenious, and compact conformation is practical；2) this technical scheme blade is independent of front shroud and back shroud, by changing different blades, or blade can be made to stretch in the front shroud and back shroud of impeller, i.e. impeller has controllability, such that it is able to realize the change of performance, it is adapted to various working demand；3) front shroud of impeller and back shroud and blade construction are simple and separate, i.e. can use digital control processing or be stamped to form, and shape and size are prone to ensure, and surfacing, highly polished, the beneficially raising of performance；4) each parts are separate, and different materials i.e. can be selected to combine, thus reduce the waste of material, and can meet the multiple demand of client；5) each parts are separate, need not change whole impeller when a position is damaged, and only need to change corresponding position, thus reduce maintenance cost；6) impeller has controllability, can meet the multiple needs of client, may be used for energy-conservation industry, and the suitability is extensive；7) this technical scheme cost is relatively low, it is simple to large-scale popularization and application.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention；
In figure: 1, wheel hub, 2, blade, 3, front shroud, 4, back shroud.
Detailed description of the invention
In order to deepen the understanding of the present invention and understanding, the invention will be further described and introduces with detailed description of the invention below in conjunction with the accompanying drawings.
Embodiment 1: seeing Fig. 1, a kind of adjustable single sucking pump impeller being suitable for multi-state, described single suction pump impeller is made up of front shroud 3, back shroud 4, blade 2 and wheel hub 1, and described blade 2 is arranged between front shroud 3 and back shroud 4, and described wheel hub 1 is fixed in the middle of back shroud.
Embodiment 2: seeing Fig. 1, described back shroud is provided with blade groove, described blade stretches in cover plate, it is achieved the modulability of blade.
Embodiment 3: seeing Fig. 1, as a modification of the present invention, described front shroud is provided with blade groove, described blade stretches in cover plate, it is achieved the modulability of blade.
Embodiment 4: see Fig. 1, the processing method being suitable for the adjustable single sucking pump impeller of multi-state, described single suction pump impeller is made up of front shroud 3, back shroud 4, blade 2 and wheel hub 1, described blade 2 is arranged between front shroud 3 and back shroud 4, described wheel hub 1 is arranged in the middle of back shroud 4, described processing method is as follows, and 1) front shroud, back shroud, blade and wheel hub are fabricated separately；2), by front shroud, back shroud, blade together with hub welding or together with being bolted on, described front shroud, back shroud, blade are numerical control machine-shaping or punch forming.The impeller of this structure proposes Split type structure first, it is completely independent between each parts, such that it is able to be fabricated separately and use different materials to combine, front and rear cover plate and blade construction are simple, digital control processing can be used to form, or use and be stamped to form, such that it is able to fully ensure that accuracy of gauge, it is ensured that the planarization of water passage surface.Be prone to ensure size additionally, due to digital control processing or Sheet Metal Forming Technology, thus in design need not be too much go to consider the impact of casting, can accomplish, preferably close to design theory requirement, may finally preferably improve the performance of impeller.Owing to blade is separate with cover plate, the position of replacing correspondence that just can be random when blade or the damage of cover plate arbitrary position, and can have bigger facility in the selection of material.Additionally can also be by realizing the change of impeller performance in changing different blades or making blade indentation cover plate, i.e. impeller can work under various working.
Embodiment 5: see Fig. 1, the processing method being suitable for the adjustable single sucking pump impeller of multi-state, described single suction pump impeller is by front shroud 3, back shroud 4, blade 2 and wheel hub 1 form, described blade 2 is arranged between front shroud 3 and back shroud 4, described wheel hub 1 is arranged in the middle of back shroud 4, described processing method is as follows, 1) front shroud is fabricated separately, blade, described back shroud and wheel hub are cast into one, 2) by front shroud, blade, back shroud and hub welding for together with or together with being bolted on, described front shroud, back shroud, blade is numerical control machine-shaping or punch forming.In this technical scheme, it is also possible to back shroud 3 and wheel hub 1 being formed for casting post-treatment as one, wheel hub 1, its excess-three parts are digital control processing or are stamped to form, and four parts can be welded as a whole, it is also possible to combined as a whole by bolt etc..Can produce blade groove on front shroud 4 and back shroud 3, blade 2 can stretch in cover plate, it is possible to achieve the controllability of blade 2, thus meets various working requirement.Each parts are separate, it is possible to achieve unlike material combines, and can arbitrarily change separate part.
At least one in technical characteristic described in embodiment 2,3,4 and embodiment 1 can also be combined and form new embodiment by the present invention.
It should be noted that above-described embodiment, be not used for limiting protection scope of the present invention, equivalents done on the basis of technique scheme or replacement each fall within the scope that the claims in the present invention are protected.
Claims (6)
1. it is suitable for the adjustable single sucking pump impeller of multi-state, it is characterised in that described single suction pump impeller is made up of front shroud, back shroud, blade and wheel hub, and described blade is arranged between front shroud and back shroud, and described wheel hub is fixed in the middle of back shroud.
The adjustable single sucking pump impeller being suitable for multi-state the most according to claim 1, it is characterised in that being provided with blade groove on described back shroud, described blade stretches in cover plate, it is achieved the modulability of blade.
The adjustable single sucking pump impeller being suitable for multi-state the most according to claim 1, it is characterised in that being provided with blade groove on described front shroud, described blade stretches in cover plate, it is achieved the modulability of blade.
4. the processing method being suitable for the adjustable single sucking pump impeller of multi-state, it is characterized in that, described single suction pump impeller is made up of front shroud, back shroud, blade and wheel hub, described blade is arranged between front shroud and back shroud, described wheel hub is arranged in the middle of back shroud, described processing method is as follows, and 1) front shroud, back shroud, blade and wheel hub are fabricated separately；2) by front shroud, back shroud, blade together with hub welding or together with being bolted on.
5. the processing method being suitable for the adjustable single sucking pump impeller of multi-state, it is characterized in that, described single suction pump impeller is made up of front shroud, back shroud, blade and wheel hub, described blade is arranged between front shroud and back shroud, described wheel hub is arranged in the middle of back shroud, and described processing method is as follows, and 1) front shroud, blade are fabricated separately, described back shroud and wheel hub are cast into one, 2) by front shroud, blade, back shroud and hub welding for together with or together with being bolted on.
6. the processing method being suitable for the adjustable single sucking pump impeller of multi-state according to claim 4 or 5, it is characterised in that described front shroud, back shroud, blade are numerical control machine-shaping or punch forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510371823.XA CN106321505A (en) | 2015-06-30 | 2015-06-30 | Adjustable single suction pump impeller suitable for multiple working conditions and machining method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510371823.XA CN106321505A (en) | 2015-06-30 | 2015-06-30 | Adjustable single suction pump impeller suitable for multiple working conditions and machining method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106321505A true CN106321505A (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510371823.XA Pending CN106321505A (en) | 2015-06-30 | 2015-06-30 | Adjustable single suction pump impeller suitable for multiple working conditions and machining method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011749A (en) * | 2010-12-23 | 2011-04-13 | 江苏国泉泵业制造有限公司 | Round head punched blade non-clogging impeller |
| CN202348762U (en) * | 2011-11-30 | 2012-07-25 | 黄晓鹏 | Shrouded impeller for internally plastic-coated pumps |
| CN103075364A (en) * | 2013-01-15 | 2013-05-01 | 江苏大学 | Hydraulic design method for unequal lifts of centrifugal pump impeller |
| CN202955027U (en) * | 2012-11-29 | 2013-05-29 | 无锡艾比德泵业有限公司 | Impeller of centrifugal pump |
| CN103511325A (en) * | 2012-06-15 | 2014-01-15 | 上海连成（集团）有限公司 | Desulphurization pump impeller of novel structure |
| CN203476788U (en) * | 2013-08-29 | 2014-03-12 | 上海东方泵业(集团)有限公司 | Stainless steel single-suction centrifugal pump impeller |
| DE202015100827U1 (en) * | 2015-02-20 | 2015-03-04 | Mengjia Chen | New dirt pump impeller |
-
2015
- 2015-06-30 CN CN201510371823.XA patent/CN106321505A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011749A (en) * | 2010-12-23 | 2011-04-13 | 江苏国泉泵业制造有限公司 | Round head punched blade non-clogging impeller |
| CN202348762U (en) * | 2011-11-30 | 2012-07-25 | 黄晓鹏 | Shrouded impeller for internally plastic-coated pumps |
| CN103511325A (en) * | 2012-06-15 | 2014-01-15 | 上海连成（集团）有限公司 | Desulphurization pump impeller of novel structure |
| CN202955027U (en) * | 2012-11-29 | 2013-05-29 | 无锡艾比德泵业有限公司 | Impeller of centrifugal pump |
| CN103075364A (en) * | 2013-01-15 | 2013-05-01 | 江苏大学 | Hydraulic design method for unequal lifts of centrifugal pump impeller |
| CN203476788U (en) * | 2013-08-29 | 2014-03-12 | 上海东方泵业(集团)有限公司 | Stainless steel single-suction centrifugal pump impeller |
| DE202015100827U1 (en) * | 2015-02-20 | 2015-03-04 | Mengjia Chen | New dirt pump impeller |
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Application publication date: 20170111 |
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