CN105179308A - Water pump with improved blade structure and water pump assembly capable of adjusting flow and efficiency - Google Patents
Water pump with improved blade structure and water pump assembly capable of adjusting flow and efficiency Download PDFInfo
- Publication number
- CN105179308A CN105179308A CN201510497656.3A CN201510497656A CN105179308A CN 105179308 A CN105179308 A CN 105179308A CN 201510497656 A CN201510497656 A CN 201510497656A CN 105179308 A CN105179308 A CN 105179308A
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- water pump
- blade
- parts
- impeller
- top board
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Abstract
The invention discloses a water pump with an improved blade structure. The water pump comprises a blade wheel, a pump cover and a pump body. The blade wheel comprises a plurality of blades. Each blade is provided with a top plate perpendicular to the axis of a rotating shaft of the blade wheel and a supporting structure supported in the center below the top plate. The cross section of each blade is in a T shape through the corresponding top plate and the corresponding supporting structure. By means of the water pump with the improved blade structure, the blade wheel structure mode of an existing water pump is changed, the novel blades of a T-shaped structure mode are adopted, and the adjustment range of flow and efficiency can be widened by changing the width of each T-shaped transverse strip and the arc diameter of the lower portion of each transverse strip.
Description
Technical field
The present invention relates to pump technology field, particularly relate to permanent-magnet asynchronous water pump technical field.
Background technique
At present, its cross section of impeller blade that known water pump adopts is the structural type such as rectangle, isosceles trapezoid.Adopt the blade of these structures, the flow enhancement of water pump mainly through changing blade height, the mode of impeller diameter realizes, the adjustment space of flow is very limited, change efficiency that cannot be quantitative.In most instances, the adjustment of the flow of water pump is required and efficiency adjustment require can be different, therefore current structural adjustment mode is difficult to adapt to this change.
As shown in Figure 1, be wherein a kind of blade wheel structure form that existing water pump adopts.
Summary of the invention
The object of the present invention is to provide a kind of blade structure of improvement, the object of the control range changing flow and efficiency can be reached conveniently by the dimensional parameters changing blade.
To achieve these goals, present invention employs following technological scheme: a kind of water pump improving blade structure, comprise impeller, pump cover and the pump housing, described impeller comprises some blades, each blade has one and is medially supported in supporting structure under top board perpendicular to the top board and of impeller shaft axis, and it is T-shaped that top board and supporting structure make the cross section of each blade form.
Further, each blade also has the curved support rib of the indent that extension is formed from the bottom surface of described top board to supporting structure.
Preferably, described curved support rib respectively with the bottom surface of top board and supporting structure tangent, to obtain lift preferred version.
The horizontal width of described top board is 4 times of ceiling edge thickness, and like this, water pump can obtain lift preferred version.
Preferably, the edge thickness of top board is equal with the width of described supporting structure, can obtain lift preferred version.
Described impeller is formed by connecting by parts one and parts two, described parts one comprise a circular base plate, be positioned at the impeller central cover at circular base plate center and be arranged at circular base plate surface and from some blade support seats of the outside radial extension of impeller central cover, described parts two comprise described top board and the medially dunnage of vertical support under described top board, and described dunnage and blade support seat dock one by one and jointly form described supporting structure.
The two-stage step that height periphery, described blade support Zuo Cheng center is low, the sidewall that the madial wall of described parts two dunnage and blade support seat stand class difference are located is rabbeted mutually, and the bottom surface of parts two dunnage and the end face of the rudimentary step of parts one blade support seat are provided with some to mutually adaptive key and pit.By above fit system, make parts one and parts two be assembled into complete blade wheel structure, the parts two of applicable size can be changed again as required, conveniently parameters of pump is adjusted.
The water pump of described improvement blade structure is AC permanent-magnet draining pump, and the water intake on pump cover is along impeller radial opening, and the water outlet on pump cover is along impeller axially open.
Present invention also offers the water pump component of a kind of flow rate adjustable and efficiency, it is assembled into foregoing water pump structure by pump cover, the pump housing and impeller, containing the parts one and the multiple parts two that form described impeller in each water pump component, different parts two have the curved support rib of different top board horizontal widths or different ceiling edge thickness or different arc or different supporting structure width, according to flow and efficiency requirements alternative pack two and with parts one be assembled into as described in impeller.
The technical solution adopted in the present invention is: the blade wheel structure form changing existing two way water pump, adopts the blade of novel "T"-shaped structural type.By changing the radius of arc under T-shape horizontal stripe width and horizontal stripe, the adjustment range of flow and efficiency can be expanded.Impeller is formed by two assembling parts, and parts one are connected with rotating shaft, and parts two and parts one are assembled, and wherein parts two can use the blade of different heights, diameter parameters, by such flexible assembling mode, can realize the lifting of flow and efficiency easily.
Accompanying drawing explanation
Fig. 1 is prior art water pump cross-sectional view.
Fig. 2 is paddle wheel plane structural representation of the present invention.
Fig. 3 is impeller cross-sectional view of the present invention.
Fig. 4 is the axonometric drawing after impeller of the present invention assembling.
Fig. 5 is impeller decomposing state schematic diagram of the present invention.
Fig. 6 is the decomposition texture schematic diagram of water pump of the present invention.
Wherein,
The horizontal width of B-blade top board, the radius of arc of R-curved support rib, the edge thickness 10-pump cover of H-blade top board, the 20-pump housing, 30-impeller, 31-parts one, 32-chassis, 33 ?blade support seat, 33.1 ?vertical groove, 33.2 ?pit, 34 ?impeller central cover, 35 ?parts two, 36 ?top board, 37 ?blade support plate, 37.1 ?fin, 37.2 ?key
Embodiment
Should be understood that the upper and lower, left and right in this specification, upwards, downwards, left, to the right directional terms be the description for the orientation shown in accompanying drawing, these orientation are not restrictive.If there is no certain illustrated, term is herein inside, outside, inside and outside, inner side, outside refer to scope relative to part centre, such as using electrical axis as reference, interior and inner side refers to closer to or points to position or the orientation of electrical axis, and outer and outside refers to further from motor center position.In addition, term level, hold up, the term such as pendency do not represent and requires parts abswolute level or pendency, and allow to tilt a little.As level only refers to its direction opposed vertical level more, be not represent that this structure wants complete level, but can tilt a little.
As shown in Fig. 2 ~ Fig. 6, be the blade wheel structure improved of the present invention, and adopt the water pump of this blade wheel structure.
As the most basic structure, the impeller of improvement of the present invention comprises some blades, such as three or four, can determine according to design requirement.Each blade have one perpendicular to impeller shaft axis top board and medially the supporting structure of vertical support under described top board form, top board and supporting structure make the cross section of each blade in T shape, extend to form the curved support rib of indent from ceiling edge to the supporting structure of homonymy surface.
As the preferred mode of one, impeller is formed by connecting by parts 1 and parts 2 35.As shown in Figure 5, parts 1 comprise a circular base plate 32, are socketed on the impeller central cover 34 of machine shaft and are arranged at surface, chassis 32 and the some blade support seats 33 outwards distributed radially as center using impeller central cover 34.Parts 2 35 comprise described top board 36 and the medially blade support plate 37 of vertical support under described top board, and blade support plate 37 and blade support seat 33 dock the supporting structure jointly forming roof supporting one by one.Parts 1 are connected with the rotating shaft of motor, and are driven by it and rotate, and parts two are connected with parts one, can change different parts two according to design and operational requirement.
Blade head 1 and cover plate 2 adopt binder adhesive asserably, and the impeller after assembling is installed on rotor axis of electric and can uses.
Further contemplate assembling and the Placement of parts one and parts two, the two-stage staircase structural model that in blade support seat can being designed to, (near rotating shaft) high outer (away from rotating shaft) is low, is provided with vertical groove 33.1 at the sidewall at the differential place of step.The madial wall of parts two blade support plate is provided with vertical fin 37.1, can be embedded in vertical groove 33.1.The bottom surface of blade support plate is provided with the key 37.2 of evagination, and correspondingly, the end face of the rudimentary step of blade support seat is provided with corresponding pit 33.2.When parts one parts two are assembled together, key 37.2 and pit 33.2 mutually nested, vertical fin 37.1 is mutually nested with vertical groove 33.1, then both is adhesively fixed with tackiness agent.
As shown in table 1 below, show when other condition is constant, when blade is modified as T-type structure, the performance parameter of water pump in flow, efficiency, the relatively common blade wheel structure of this T-shaped design proposal can promote the flow of 16%, can promote the efficiency of 16%.
Table 1
| B(mm) | R(mm) | H(mm) | Flow (L/min) | Efficiency (%) | |
| Common impeller | — | — | — | 18.8 | 28.44 |
| T-shaped scheme | 7 | 4 | 2 | 21.8 | 33.14 |
As shown in table 2 below, show when B, R, H adopt different numerical value, the performance parameter of water pump in flow, efficiency.
Table 2
| B(mm) | R(mm) | H(mm) | Flow (L/min) | Efficiency (%) |
| 1.14 B 0 | 1.33 B 0 | 0.258 B 0 | 19.5 | 22.21 |
| 1.43 B 0 | 1.33 B 0 | 0.258 B 0 | 19.5 | 22.36 |
Wherein, B
0refer to a certain numerical benchmark that top board width adopts.
Figure 6 shows that a kind of AC permanent-magnet draining pump employing the blade wheel structure of above-mentioned improvement, it comprises pump cover 10, the pump housing 20, is arranged at impeller 30, stator iron core, coil, the rotor assembly of pump cover inner chamber, etc.Water intake on pump cover 10 along impeller radial opening, the opening vertically of the water outlet on pump cover.
The present invention includes but be not limited to above-described embodiment and content shown in the drawings, other all fall within protection scope of the present invention with the product structure that technological scheme of the present invention has identical essentiality content.
Claims (9)
1. one kind is improved the water pump of blade structure, comprise impeller, pump cover and the pump housing, it is characterized in that: described impeller comprises some blades, each blade has one and is medially supported in supporting structure under top board perpendicular to the top board and of impeller shaft axis, and it is T-shaped that top board and supporting structure make the cross section of each blade form.
2. the water pump of improvement blade structure according to claim 1, is characterized in that: each blade also has the curved support rib of the indent that extension is formed from the bottom surface of described top board to supporting structure.
3. the water pump of improvement blade structure according to claim 2, is characterized in that: described curved support rib respectively with the bottom surface of top board and supporting structure tangent.
4. the water pump of improvement blade structure according to claim 2, is characterized in that: the horizontal width of described top board is 4 times of ceiling edge thickness.
5. the water pump of improvement blade structure according to claim 2, is characterized in that: the edge thickness of top board is equal with the width of described supporting structure.
6. the water pump of improvement blade structure according to claim 1, it is characterized in that: described impeller is formed by connecting by parts one and parts two, described parts one comprise a circular base plate, be positioned at the impeller central cover at circular base plate center and be arranged at circular base plate surface and from some blade support seats of the outside radial extension of impeller central cover, described parts two comprise described top board and the medially dunnage of vertical support under described top board, and described dunnage and blade support seat dock one by one and jointly form described supporting structure.
7. the water pump of improvement blade structure according to claim 6, it is characterized in that: the two-stage step that height periphery, described blade support Zuo Cheng center is low, the sidewall that the madial wall of described parts two dunnage and blade support seat stand class difference are located is rabbeted mutually, and the bottom surface of parts two dunnage and the end face of the rudimentary step of parts one blade support seat are provided with some to mutually adaptive key and pit.
8. the water pump of improvement blade structure according to claim 1, is characterized in that: the water pump of described improvement blade structure is AC permanent-magnet draining pump, and the water intake on pump cover is along impeller radial opening, and the water outlet on pump cover is along impeller axially open.
9. the water pump component of a flow rate adjustable and efficiency, it is characterized in that: be assembled into water pump structure as claimed in claims 6 or 7 by pump cover, the pump housing and impeller, containing the parts one and the multiple parts two that form described impeller in each water pump component, different parts two have the curved support rib of different top board horizontal widths or different ceiling edge thickness or different arc or different supporting structure width, according to flow and efficiency requirements alternative pack two and with parts one be assembled into as described in impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497656.3A CN105179308B (en) | 2015-08-13 | 2015-08-13 | Improve the water pump and the water pump component of a kind of flow rate adjustable and efficiency of blade construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497656.3A CN105179308B (en) | 2015-08-13 | 2015-08-13 | Improve the water pump and the water pump component of a kind of flow rate adjustable and efficiency of blade construction |
Publications (2)
| Publication Number | Publication Date |
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| CN105179308A true CN105179308A (en) | 2015-12-23 |
| CN105179308B CN105179308B (en) | 2017-12-29 |
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| CN201510497656.3A Active CN105179308B (en) | 2015-08-13 | 2015-08-13 | Improve the water pump and the water pump component of a kind of flow rate adjustable and efficiency of blade construction |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736458A (en) * | 2016-04-25 | 2016-07-06 | 宜兴市渊星玻璃钢风机有限公司 | Fiber reinforced plastic fan blade for centrifugal fans |
| CN110056534A (en) * | 2019-05-14 | 2019-07-26 | 汉宇集团股份有限公司 | A kind of impeller and water pump |
| CN111946658A (en) * | 2019-05-14 | 2020-11-17 | 无锡小天鹅电器有限公司 | Impeller, draining pump and clothes treatment device |
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| US4069025A (en) * | 1975-10-24 | 1978-01-17 | Tilghman Wheelabrator Limited | Blast impellor wheels |
| US4427339A (en) * | 1980-12-31 | 1984-01-24 | Suddeutsche Kuhlerfabrik Julius Fr. Behr Gmbh & Co. Kg | Radial fanwheels |
| CN2275169Y (en) * | 1996-07-22 | 1998-02-25 | 南京振华机械厂 | Half open type impeller pipe line automatic booster pump |
| CN2558799Y (en) * | 2002-06-19 | 2003-07-02 | 中国航天科技集团公司第十一研究所(京) | Impeller structure for increasing cavitation resistance of low specific speed centrifugal pump |
| CN2884890Y (en) * | 2006-03-16 | 2007-04-04 | 郭玉卿 | Impeller blade body of impeller type oxygen charger |
| CN102828974A (en) * | 2011-06-15 | 2012-12-19 | 通用电气公司 | System for adjusting characteristics of fan |
| CN203009380U (en) * | 2012-11-14 | 2013-06-19 | 苏州聚力电机有限公司 | Composite impeller of centrifugal fan |
| CN204921464U (en) * | 2015-08-13 | 2015-12-30 | 江门市地尔汉宇电器股份有限公司 | Improve leaf structure's water pump and water pump assembly of adjustable flow and efficiency |
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2015
- 2015-08-13 CN CN201510497656.3A patent/CN105179308B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4069025A (en) * | 1975-10-24 | 1978-01-17 | Tilghman Wheelabrator Limited | Blast impellor wheels |
| US4427339A (en) * | 1980-12-31 | 1984-01-24 | Suddeutsche Kuhlerfabrik Julius Fr. Behr Gmbh & Co. Kg | Radial fanwheels |
| CN2275169Y (en) * | 1996-07-22 | 1998-02-25 | 南京振华机械厂 | Half open type impeller pipe line automatic booster pump |
| CN2558799Y (en) * | 2002-06-19 | 2003-07-02 | 中国航天科技集团公司第十一研究所(京) | Impeller structure for increasing cavitation resistance of low specific speed centrifugal pump |
| CN2884890Y (en) * | 2006-03-16 | 2007-04-04 | 郭玉卿 | Impeller blade body of impeller type oxygen charger |
| CN102828974A (en) * | 2011-06-15 | 2012-12-19 | 通用电气公司 | System for adjusting characteristics of fan |
| CN203009380U (en) * | 2012-11-14 | 2013-06-19 | 苏州聚力电机有限公司 | Composite impeller of centrifugal fan |
| CN204921464U (en) * | 2015-08-13 | 2015-12-30 | 江门市地尔汉宇电器股份有限公司 | Improve leaf structure's water pump and water pump assembly of adjustable flow and efficiency |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736458A (en) * | 2016-04-25 | 2016-07-06 | 宜兴市渊星玻璃钢风机有限公司 | Fiber reinforced plastic fan blade for centrifugal fans |
| CN105736458B (en) * | 2016-04-25 | 2018-09-21 | 宜兴市渊星玻璃钢风机有限公司 | Fiberglass centrifugal blower fan blade |
| CN110056534A (en) * | 2019-05-14 | 2019-07-26 | 汉宇集团股份有限公司 | A kind of impeller and water pump |
| CN111946658A (en) * | 2019-05-14 | 2020-11-17 | 无锡小天鹅电器有限公司 | Impeller, draining pump and clothes treatment device |
| CN110056534B (en) * | 2019-05-14 | 2024-03-26 | 汉宇集团股份有限公司 | Impeller and water pump |
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| Publication number | Publication date |
|---|---|
| CN105179308B (en) | 2017-12-29 |
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Address after: 529040 No. 336 Qing Lan Road, hi tech Development Zone, Guangdong, Jiangmen Patentee after: Hanyu Group Co., Ltd. Address before: 529000 No. 336 Qing Lan Road, hi tech Development Zone, Guangdong, Jiangmen Patentee before: Jiangmen Idear-hanyu Electrical Joint-stock Co., Ltd. |