CN205823715U - A kind of mixed flow pump impeller and water pump - Google Patents
A kind of mixed flow pump impeller and water pump Download PDFInfo
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- CN205823715U CN205823715U CN201620704101.1U CN201620704101U CN205823715U CN 205823715 U CN205823715 U CN 205823715U CN 201620704101 U CN201620704101 U CN 201620704101U CN 205823715 U CN205823715 U CN 205823715U
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- blade
- epimere
- ring
- hypomere
- mixed flow
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Abstract
The utility model discloses a kind of mixed flow pump impeller, including be positioned at center for wearing the axle sleeve of rotating shaft and being distributed in some blades of axle sleeve periphery, it is characterized in that: described blade is made up of epimere blade and hypomere blade, the bottom of epimere blade is provided with a ring-type retaining ring.Impeller blade of the present utility model increases by a ring-type retaining ring at the connecting portion of two sections blade, the water of the centrifugal step being positioned at blade top axially refluxes to utilize ring-type retaining ring to stop, avoid leaking, thus add the radial direction amount of throwing away of current, improve the efficiency of water pump.
Description
Technical field
This utility model relates to pump technology field, particularly relates to the impeller blade design of water pump.
Background technology
Its impeller of existing water pump is made up of the blade that multi-disc is identical, and blade is uniform around rotating shaft circumference.Blade can root
Different structure type is used according to functional requirement, such as axial--flow blading, or centrifugal blades, etc., such as Fig. 7 or Fig. 8 institute
Show.Have also appeared now knockdown blade, such as one section be axial-flow type one section be centrifugal blade, two sections be combined with each other.
A kind of dish-washing machine of the European Patent Application Publication of such as Publication No. EP0807396A2, has axial flow bottom its impeller blade
Formula blade part, top has centrifugal blades portion, two parts the most smooth connection forms a piece of integral blade.
And for example Publication No. CN104235061B, the Chinese invention patent of invention entitled " a kind of open water pump " is open
The impeller of a kind of open water pump, the axle of this impeller is the uniform multiple blades axially extended of circumference on side face, and blade exists
Be divided into interconnective epimere and hypomere on Zhou Xiang, the bottom of the hypomere of blade on the side face of axle along impeller direction of rotation by
Gradually smooth curved.
With blade, either combination type vane or not combined blade, its each blade is respectively provided with from blade bottom
Extend to the obstacle clearance surface of the smooth extension of vane tip.Current under the influence of centrifugal force, will radially throw away.But getting rid of
While going out, understand some current and reflux vertically, cause leakage, or from the axial tip-leakage of centrifugal step blade, make water pump
Efficiency reduces.
Utility model content
The purpose of this utility model is to provide the impeller blade of a kind of improvement, and current can be made radially to get rid of from centrifugeblade
Avoid axial leakage when going out, promote pump efficiency.
To achieve these goals, this utility model have employed techniques below scheme: a kind of mixed flow pump impeller, including
Be positioned at center for wearing the axle sleeve of rotating shaft and being distributed in some blades of axle sleeve periphery, described blade by epimere blade and under
Section blade is constituted, and the bottom of epimere blade is provided with a ring-type retaining ring.
Described epimere blade is centrifugal blades, and described hypomere blade is axial--flow blading.
Described ring-type retaining ring is arranged at epimere blade bottom edge.
The internal diameter of ring-type retaining ring is not less than the external diameter of hypomere blade, and the external diameter of ring-type retaining ring is not more than epimere blade
External diameter.
It is preferred that, the internal diameter of ring-type retaining ring is equal with the external diameter of hypomere blade, the external diameter of ring-type retaining ring with
The external diameter of epimere blade is equal.
Preferably, the internal diameter of ring-type retaining ring is equal with the external diameter of hypomere blade, the external diameter of ring-type retaining ring and epimere leaf
The external diameter of sheet is equal.
In order to prevent water from axial tip-leakage, at epimere vane tip, it is provided with a ring-type dash top board.
Described ring-type dash top board extends out to epimere along epimere vane tip from the handing-over position of blade Yu axle sleeve
Blade outward flange, makes the radial opening below ring-type dash top board of the water under centrifugal action throw away.
Described epimere blade has the blade body radially radiated the while of extension axially downwards along axle sleeve outer wall；Under
The top of section blade extends axially downwards along axle sleeve outer wall and radially radiates, and it is same that the bottom of hypomere blade downwardly extends
Time toward impeller direction of rotation bend.
The blade tip reverse impeller direction of rotation bending of epimere blade.
Epimere blade has bigger external diameter than hypomere blade, epimere outer blade diameter: hypomere outer blade diameter is (1～5): 1.
More preferably, epimere outer blade diameter: hypomere outer blade diameter is 3: 2.
The height of hypomere blade: the height of epimere blade is (1～5): 1.
It is further preferred that the height of hypomere blade: the height of epimere blade is 3:2.
This utility model additionally provides a kind of water pump, it uses arbitrary described mixed flow pump impeller.
Impeller blade of the present utility model uses the connecting portion of two sections blade to increase by a ring-type retaining ring, utilizes ring
Shape retaining ring stops that the water of the centrifugal step being positioned at blade top axially refluxes, it is to avoid leaks, thus adds current
Radially the amount of throwing away, improves the efficiency of water pump.
Accompanying drawing explanation
Fig. 1 is the shaft side figure of this utility model embodiment 1 impeller.
Fig. 2 is the impeller sectional side view of embodiment 1.
Fig. 3 is the impeller top view of embodiment 1.
Fig. 4 is the axonometric drawing of embodiment 2 impeller.
Fig. 5 is the impeller sectional side view of embodiment 2.
Fig. 6 is the impeller top view of embodiment 2.
Fig. 7 is the sectional side view after prior art impeller assembles with pump cover.
Fig. 8 is the structural representation of prior art impeller.
Wherein, pump cover 1, impeller 2,2.1 axle sleeves, 2.11 axis holes, 2.2 blades, 2.21 blade epimeres, 2.22 blade hypomeres,
2.23 blade tips, 2.24 ring-type retaining rings, 2.25 ring-type dash top boards, the pump housing 3, motor shaft 4,
Detailed description of the invention
Should be understood that the upper and lower, left and right in this specification, upwards, downwards, to the left, to the right directional terms be for
The description in the orientation shown in accompanying drawing, these orientation are not restrictive.Without certain illustrated, term herein to
Interior, outside, inside and outside, inner side, outside refer to the scope relative to part centre, such as using electrical axis as reference, interior and interior
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.Additionally, term
Level, hold up, the term such as pendency is not offered as requiring parts abswolute level or pendency, and allow to be slightly tilted.Such as level
Simply mean to for its direction opposed vertical more level, be not to represent that this structure is perfectly level, but can be slightly tilted.
Embodiment one
As shown in Figures 1 to 3, for the structural representation of water pump vane of the present utility model.
As most basic structure, this water pump vane, if including being positioned at the axle sleeve 2.1 at center and being distributed in axle sleeve periphery
Cured leaf sheet 2.2, axle sleeve 2.1 center offers axis hole 2.11, can hold motor shaft 4 and pass.Blade 2.2 by epimere blade 2.21 and under
Section blade 2.22 is constituted, and the bottom of epimere blade 2.21 is provided with a ring-type retaining ring 2.24.
Epimere blade 2.21 is centrifugal blades, and 2.22 is axial--flow blading, and epimere blade 2.21 is than hypomere blade 2.22
There is bigger external diameter.From the top view of Fig. 3, epimere blade 2.21 radially radiates from the outer wall of axle sleeve 2.1, on
The section bottom of blade mutually extends with the top of hypomere blade and connects together.Ring-type retaining ring 2.24 is arranged at epimere blade bottom
Edge.The internal diameter of ring-type retaining ring is equal with the external diameter of hypomere blade, the external diameter phase of the external diameter of ring-type retaining ring and epimere blade
Deng.
Water enters the space between ring-type retaining ring inner ring and axle sleeve outer wall from hypomere blade vertically, in wheel rotation
Under, between epimere blade, opening throws away, and the existence of ring-type retaining ring effectively blocks water being axially back to from epimere blade
Hypomere blade.
Epimere blade is (1:5) than the external diameter ratio of hypomere blade: 1, preferably 3:2.
The height of epimere blade and the aspect ratio (1:5) of hypomere blade: 1, preferably 3:2.
Embodiment two
As shown in figures 4-6, for the another kind of structural representation of water pump vane of the present utility model.
This water pump vane includes the axle sleeve 2.1 being positioned at center and is distributed in some blades 2.2 of axle sleeve periphery, axle sleeve 2.1
Center offers axis hole 2.11, can hold motor shaft 4 and pass.Blade 2.2 is made up of epimere blade 2.21 and hypomere blade 2.22, on
The bottom of section blade 2.21 is provided with a ring-type retaining ring 2.24.
Epimere blade 2.21 is centrifugal blades, and 2.22 is axial--flow blading, epimere blade 2.21 ratio hypomere blade, 2.22
There is bigger external diameter.From the top view of Fig. 3, epimere blade 2.21 radially radiates from the outer wall of axle sleeve 2.1, on
The section bottom of blade mutually extends with the top of hypomere blade and connects together.Ring-type retaining ring 2.24 is arranged at epimere blade bottom
Edge.The internal diameter of ring-type retaining ring is equal with the external diameter of hypomere blade, the external diameter phase of the external diameter of ring-type retaining ring and epimere blade
Deng.At epimere vane tip, being provided with a loop dash top board 2.25, this ring-type dash top board is along the top of epimere blade
Extend out to epimere blade outward flange from the handing-over position of blade Yu axle sleeve, thus become the top being covered in epimere vane tip
Lid.Water enters the space between ring-type retaining ring 2.24 inner ring and axle sleeve outer wall from hypomere blade vertically, under wheel rotation,
Throwing away to opening between epimere blade, the existence of ring-type retaining ring 2.24 effectively blocks axial from epimere blade of water
Being back to hypomere blade, ring-type dash top board 2.25 the most effectively blocks water and goes out from the axial tip-leakage of epimere blade,
Ensure that water throws away from the radial direction between ring-type dash top board 2.25 and ring-type retaining ring 2.24.
Epimere blade 2.21 has the blade body radially radiated the while of extension axially downwards along axle sleeve outer wall.On
The blade tip 2.23 reverse impeller direction of rotation bending of section blade.The top of hypomere blade 2.22 extends axially downwards along axle sleeve outer wall
And radially radiate, the bottom of hypomere blade bends toward impeller direction of rotation while downwardly extending, and hypomere blade is formed
The blade body of the straight lower knuckle in top.
Epimere blade is (1:5) than the external diameter ratio of hypomere blade: 1, preferably 3:2.
The height of epimere blade and the aspect ratio (1: 5) of hypomere blade: 1, preferably 3:2.
With reference to the connected mode of Fig. 7, impeller of the present utility model is assembled together with motor shaft 4, pump cover 1, the pump housing 3,
Impeller 2 is connected with motor shaft 4 by D font hole or spline, is fastened by nut.Pump cover 1 is connected to one by buckle and the pump housing 3
Rise.By the rotation of impeller, liquid carries and from centrifugal epimere blade from the bottom up of the hypomere blade of axial-flow type
Entrance pump cover is sent in side, then sprays from pump cover outlet.This impeller and water pump are suitable for being used as dish-washing machine, beet washer etc. and wash
Wash equipment.
This utility model includes, but are not limited to above-described embodiment and content shown in the drawings, other all new with this practicality
The technical scheme of type has within the product structure of identical essentiality content each falls within protection domain of the present utility model.
Claims (14)
1. a mixed flow pump impeller, if including be positioned at center for wearing the axle sleeve of rotating shaft and being distributed in axle sleeve periphery
Cured leaf sheet, it is characterised in that: described blade is made up of epimere blade and hypomere blade, and the bottom of epimere blade is provided with a ring-type gear
Hydrosphere.
Mixed flow pump impeller the most according to claim 1, it is characterised in that: described epimere blade is centrifugal blades,
Described hypomere blade is axial--flow blading.
Mixed flow pump impeller the most according to claim 1, it is characterised in that: described ring-type retaining ring is arranged at epimere leaf
Sheet bottom margin.
Mixed flow pump impeller the most according to claim 3, it is characterised in that: the internal diameter of ring-type retaining ring is not less than hypomere
The external diameter of blade, and the external diameter of ring-type retaining ring is not more than the external diameter of epimere blade.
Mixed flow pump impeller the most according to claim 4, it is characterised in that: the internal diameter of ring-type retaining ring and hypomere blade
External diameter equal, and the external diameter of ring-type retaining ring is equal with the external diameter of epimere blade.
Mixed flow pump impeller the most according to claim 1, it is characterised in that: at epimere vane tip, it is provided with a ring
Shape dash top board.
Mixed flow pump impeller the most according to claim 6, it is characterised in that: described ring-type dash top board is along epimere leaf
Sheet top extends out to epimere blade outward flange from the handing-over position of blade Yu axle sleeve, makes the water under centrifugal action from ring-type gear
Radial opening below water top board throws away.
Mixed flow pump impeller the most according to claim 1, it is characterised in that: described epimere blade has along axle sleeve outer wall
Extend the blade body simultaneously radially radiated axially downwards；The top of hypomere blade extends axially downwards along axle sleeve outer wall
And radially radiate, the bottom of hypomere blade bends toward impeller direction of rotation while downwardly extending.
Mixed flow pump impeller the most according to claim 8, it is characterised in that: the reverse impeller of blade tip of epimere blade rotates
Direction bends.
Mixed flow pump impeller the most according to claim 1, it is characterised in that: epimere blade has more than hypomere blade
Big external diameter, epimere outer blade diameter: hypomere outer blade diameter is (1～5): 1.
11. mixed flow pump impellers according to claim 10, it is characterised in that: epimere outer blade diameter: outside hypomere blade
Footpath is 3:2.
12. mixed flow pump impellers according to claim 1, it is characterised in that: the height of hypomere blade: epimere blade
It is highly (1～5): 1.
13. mixed flow pump impellers according to claim 12, it is characterised in that: the height of hypomere blade: epimere blade
Height be 3:2.
14. 1 kinds of water pumps, it is characterised in that employ as arbitrary in claim 1～13 as described in mixed flow pump impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620704101.1U CN205823715U (en) | 2016-07-05 | 2016-07-05 | A kind of mixed flow pump impeller and water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620704101.1U CN205823715U (en) | 2016-07-05 | 2016-07-05 | A kind of mixed flow pump impeller and water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205823715U true CN205823715U (en) | 2016-12-21 |
Family
ID=57564865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620704101.1U Active CN205823715U (en) | 2016-07-05 | 2016-07-05 | A kind of mixed flow pump impeller and water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205823715U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015083A (en) * | 2016-07-05 | 2016-10-12 | 江门市地尔汉宇电器股份有限公司 | Mixed flow pump impeller and water pump |
| CN108425853A (en) * | 2018-04-19 | 2018-08-21 | 江门市蓬江区硕泰电器有限公司 | A kind of water pump and rinsing maching |
| CN109026747A (en) * | 2018-09-03 | 2018-12-18 | 广东圣洛威科技有限公司 | A kind of semi open model water pump and its application method optimizing blade wheel structure |
-
2016
- 2016-07-05 CN CN201620704101.1U patent/CN205823715U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015083A (en) * | 2016-07-05 | 2016-10-12 | 江门市地尔汉宇电器股份有限公司 | Mixed flow pump impeller and water pump |
| CN106015083B (en) * | 2016-07-05 | 2019-12-31 | 汉宇集团股份有限公司 | Mixed flow type water pump impeller and water pump |
| CN108425853A (en) * | 2018-04-19 | 2018-08-21 | 江门市蓬江区硕泰电器有限公司 | A kind of water pump and rinsing maching |
| CN109026747A (en) * | 2018-09-03 | 2018-12-18 | 广东圣洛威科技有限公司 | A kind of semi open model water pump and its application method optimizing blade wheel structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 529000 No. 336 Qinglan Road, Jiangmen High-tech Development Zone, Guangdong Province Patentee after: Hanyu Group Co., Ltd. Address before: 529000 No. 336 Qinglan Road, Jiangmen High-tech Development Zone, Guangdong Province Patentee before: Jiangmen Idear-hanyu Electrical Joint-stock Co., Ltd. |