CN114183395A - Impeller of drainage device - Google Patents
Impeller of drainage device Download PDFInfo
- Publication number
- CN114183395A CN114183395A CN202010964383.XA CN202010964383A CN114183395A CN 114183395 A CN114183395 A CN 114183395A CN 202010964383 A CN202010964383 A CN 202010964383A CN 114183395 A CN114183395 A CN 114183395A
- Authority
- CN
- China
- Prior art keywords
- impeller
- impellers
- main
- disc
- shaft section
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 241000498849 Chlamydiales Species 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
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
- F04D29/2222—Construction and assembly
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
Abstract
The invention provides an impeller of a drainage device, which is mainly provided with an impeller disc, a shaft part and a plurality of main impellers. Wherein the impeller disc has a central aperture; the shaft part is arranged in the central hole in a penetrating way and is divided into an upper shaft section positioned above the impeller disc and a lower shaft section positioned below the impeller disc; the plurality of main impellers are provided with arc blades which extend from the upper section to the periphery of the impeller disc and form proper angles; the upper edge of the outer end of the curved blade of the main impeller is provided with a step part with a height difference, and the lower edge of the inner end of the curved blade is downwards inclined and extends to be connected with the lower shaft section and is exposed to the central hole part to form a centrifugal impeller for discharging water flow; the lower shaft section extends downwards to form a water absorption impeller. When the invention is applied to the drainage device, the curved arc and the outer end step part of the main drainage impeller reduce the tangential angle of the outer diameter, reduce the water resistance pressure of water flow drainage and relatively achieve the aims of reducing power consumption and vibration and noise.
Description
Technical Field
The present invention relates to an impeller of a drainage device, and more particularly, to an impeller of a drainage device capable of reducing resistance to pressure of water discharged from a water flow, and relatively reducing power consumption, vibration, and noise.
Background
An impeller for a drainage device of an air conditioner (air conditioner) generally has a plate 1 as shown in fig. 1, a central shaft 11 is disposed on the plate 1, a plurality of blades 12 are radially disposed from the central shaft 11, and the blades 12 of the conventional impeller extend outward from the central shaft 11 to the periphery of the plate 1 in a linear manner, so that a tangential angle X of an outer diameter of the impeller is relatively large (as shown in fig. 2), which relatively increases a drainage pressure of a water flow, and vibration and noise are very likely to occur during actual use.
Furthermore, most of the blades 12 of the conventional impeller are right-angled and have the same height at the front and rear ends, which results in a large water resistance pressure of the discharged water flow (increased water flow pressure at the front end), reduces the water flow speed and smoothness, and relatively prevents power consumption from being reduced and power from being saved. In view of the above, through continuous research and experiments, the applicant has devised a drainage device impeller to reduce the water resistance pressure of the discharged water flow, so as to relatively achieve the purposes of reducing power consumption and reducing vibration and noise.
Disclosure of Invention
The present invention provides an impeller of a drainage device, which can properly reduce the pressure of water flow when the impeller is in use, so as to achieve the purpose of reducing power consumption and vibration and noise.
In order to achieve the purpose, the invention adopts the technical scheme that:
an impeller for a water drainage device, characterized in that: provided with an impeller disc, a shaft part and a plurality of main impellers; the impeller disc is provided with a disc surface and a wall part surrounding the periphery of the disc surface, a central hole is arranged on the disc surface, and the shaft part penetrates through the central hole and is divided into an upper shaft section positioned above the disc body and a lower shaft section positioned below the disc body; the plurality of main impellers extend from the upper section to the periphery of the impeller disc in a curved arc manner; the upper edges of the outer ends of the plurality of main impellers are provided with steps; the lower edges of the inner ends of the plurality of main impellers are connected with the lower shaft section in an inclined downward manner and are exposed out of the central hole to form a centrifugal impeller; the lower shaft section has a downwardly extending suction impeller.
In the impeller of the drainage device, a plurality of auxiliary impellers with the same curvature as that of the main impeller can be arranged between the main impellers to improve the pressure reduction effect of flowing water.
The impeller of the drainage device, wherein the outer ends of the auxiliary impellers are inclined downwards to form a step part with a high-low head.
The impeller of the drainage device may be implemented as three, four or five groups of main impellers and auxiliary impellers.
The impeller of the drainage device, wherein the centrifugal impeller may be implemented as a plurality of blades; and may be three-blade, four-blade or five-blade.
When the drainage device is applied, the tangent angle of the outer diameter is reduced by virtue of the bent arc and the step part of the main impeller, the water resistance pressure of the discharged water flow is reduced, and the aims of reducing power consumption and vibration and noise are relatively fulfilled.
Drawings
Fig. 1 is a structural view of a conventional impeller.
Fig. 2 is a tangential angle view of a conventional impeller.
Fig. 3 is a perspective view of an impeller disc of the present invention.
Figure 4 is a cross-sectional view of the assembled drain of the present invention.
Fig. 5 is a plan view of a first embodiment of the main impeller of the present invention.
Fig. 6 is a plan view of a second embodiment of the main impeller of the present invention.
Fig. 7 is a plan view of a third embodiment of the main impeller of the present invention.
Fig. 8 is a view of a first embodiment of the centrifugal impeller of the present invention.
Fig. 9 is a view of a second embodiment of the centrifugal impeller of the present invention.
Fig. 10 is a view of a third embodiment of the centrifugal impeller of the present invention.
Fig. 11 is a view of a first embodiment of the primary and secondary impeller configuration of the present invention.
FIG. 12 is a view of a second embodiment of the arrangement of the primary impeller and the secondary impeller of the present invention
FIG. 13 is a third embodiment of the present invention showing the arrangement of the main impeller and the auxiliary impeller
FIG. 14 is an assembled view of the drain device according to the present invention.
Figure 15 is a tangential angle view of the impeller of the present invention.
Fig. 16 is a critical water level noise-head relationship diagram of the present invention.
Fig. 17 is a diagram of the critical water level vibration-lift relationship of the present invention.
Fig. 18 is a load level noise-head relationship diagram of the present invention.
Fig. 19 is a graph of load level shock versus head of the present invention.
Description of reference numerals: 1-a tray body; 11-a central axis; 12-a blade; 2-an impeller disc; 21-disk surface; 22-a chlamydial part; 211-a central hole; 3-a shaft portion; 31-upper shaft section; 32-a lower shaft section; 33. a centrifugal impeller; 34. a water-absorbing impeller; 4-a main impeller; 41-step part; 5-auxiliary impeller; 51: a step portion; 6-a drainage device; 61-a pumping chamber; 62-suction inlet; 63-a discharge port; 64-a motor; a-an impeller; x-tangent angle; y-tangent angle.
Detailed Description
Please refer to fig. 3 and 4, which are a perspective view and an assembled sectional view of the drainage device of the present invention. As shown in the figure, the present invention is provided with an impeller plate 2 and a shaft portion 3, and a plurality of main impellers 4. Wherein, the impeller disc 2 has a disc surface 21 and a wall portion 22 surrounding the disc surface 21, and a central hole 211 is provided on the disc surface 21.
The shaft portion 3 penetrates through the central hole 211 and is divided into an upper shaft segment 31 located above the disk surface 21 and a lower shaft segment 32 located below the disk surface 21; the plurality of main impellers 4 extend from the upper shaft section 31 to the rampart 22 at the periphery of the impeller disc 2 and are curved blades with proper angles, and the upper edges of the outer ends of the curved blades of the main impellers 4 are provided with step parts 41 which incline outwards and downwards with proper inclination to form height-height difference; the lower edge of the inner end of the main impeller 4 extends downwards and is connected with the lower shaft section 32 to form a centrifugal impeller 33 which is bent at the same angle with the bent arc blades of the main impeller 4, is exposed in the central hole 211 and can discharge water flow; the lower shaft section 32 has a water-absorbing impeller 34 extending downwardly for water uptake. In fig. 3, an embodiment is shown in which three main impellers 4 and three auxiliary impellers 5 are provided; the main impeller 4 and the impeller disk 5 are provided with step portions 41 and 51 having a difference in height.
Fig. 3, fig. 4 and fig. 14 are schematic views of an impeller of a drainage device and an assembly structure thereof according to the present invention. As shown in the figure, in the practical application of the present invention, the impeller A is assembled in the pumping chamber 61 below the drainage device 6. Wherein, the drainage device 6 is provided with a suction port 62 and a discharge port 63 in a pumping chamber 61, the motor 64 provided in the drainage device 6 drives the shaft 3 and the rotation of the upper shaft section 31 and the lower shaft section 32 thereof, and the rotation of the main impeller 4 and the auxiliary impeller 5 which form the impeller A and the rotation of the water suction impeller 34, so that the discharged water in the water bearing disc of the air conditioning equipment is sucked upwards from the suction port 62 and the lower shaft section 32, sucked upwards discharged water, and discharged water flow with rotary centrifugal force by the centrifugal impeller 33 and enters the disc surface 21 through the central hole 211; the main impeller 4 and the sub-impeller 5 driven to rotate lift water along the inner surface of the drain 6, and discharge the drain from the discharge port 63 to the outside.
By means of the aforementioned components, the impeller a of the drainage device is constituted. When the impeller is applied to a drainage device, the tangential angle of the outer diameter can be reduced by the aid of the arcs of the main impeller 4 and the auxiliary impeller 5 for drainage, the pressure of water flow can be reduced by the aid of the step parts 41 and 51 with high and low fall, the front section of the main impeller 4 can reduce the pressure of the water flow, and the rear section can keep a certain water flow due to high height, so that the aims of reducing power consumption and vibration and noise are relatively fulfilled. According to practical tests, the flow rate can be increased by about 15%, the electric quantity can be reduced by about 20%, and the noise can be significantly reduced by 3-4 db.
Referring to fig. 5 to 7, a plurality of embodiments of the main impeller 4 with curved blades according to the present invention are shown; referring to fig. 8 to 10, the centrifugal impeller 33 provided on the lower shaft section 32 according to the present invention is configured to be three, four or five curved centrifugal impellers 33 by providing the same curved and the same plural configurations corresponding to the main impeller 4.
Fig. 11 is a plan view of a first embodiment of the arrangement of the main impeller 4 according to the present invention. As shown in the figure, as in the three-dimensional embodiment shown in fig. 3, three auxiliary impellers 5 are respectively disposed between the three main impellers 4 at proper symmetrical distances; the auxiliary impellers 5 extend from the hole edge of the central hole 211 to the periphery of the impeller disc 2 in a bent arc with a proper angle, and as shown in fig. 3, a step part 51 which inclines outwards and downwards with a proper slope to form a height difference is arranged on the upper edge of the outer end of the bent arc of the auxiliary impeller 5; the effect of reducing the water flow pressure is improved by means of the auxiliary impellers 5.
Please refer to fig. 12, which is a plan view of a second embodiment of the arrangement of the main impeller 4 and the auxiliary impeller 5 according to the present invention. As shown in the figure, the present invention can arrange four main impellers 4 at equal intervals, so that four auxiliary impellers 5 extending from the hole edge of the central hole 211 to the periphery of the impeller disc 2 and bending at proper angles are respectively arranged between the main impellers 4 at proper symmetrical distances.
Please refer to fig. 13, which is a plan view of a third embodiment of the arrangement of the main impeller 4 and the auxiliary impeller 5 according to the present invention. As shown in the figure, the present invention can set five main impellers 4, so that the main impellers 4 are arranged at equal intervals, and five auxiliary impellers 5 which extend from the center hole 211 to the periphery of the disc body 2 and are bent at appropriate angles are respectively arranged between the five main impellers 4 at appropriate symmetrical distances.
Please refer to fig. 14, which is a structural diagram of the drainage device assembled in the present invention. As shown in the figure, in the practical application of the present invention, the impeller A is assembled in the pumping chamber 61 below the drainage device 6. The drainage device 6 is provided with a suction port 62 and a discharge port 63 in a pumping chamber 61, and a main impeller 4 and an auxiliary impeller 5 of an impeller a are rotated by driving of a motor 64 provided in the drainage device 6, and when the motor 64 drives the impeller a to rotate, drainage water stored in a water receiving tray of an air conditioner is sucked from a lower end of the suction port 62, and is pumped along the inner surface of the drainage device 6 to be discharged to the outside from the discharge port 63.
Fig. 15 is a tangential angle view of the impeller of the present invention. As shown in the figure, the main impeller 4 of the impeller A of the invention is bent at a proper angle from the upper shaft section 31 to the wall part 22 at the periphery of the impeller disc 2, so that the tangential angle Y of the outer diameter of the impeller A is reduced, the pressure of the obtained water flow can be relatively reduced, and the vibration and the noise can be really and effectively reduced during the actual use.
Please refer to fig. 16, which is a diagram of the critical water level noise-lift actual measurement data according to the present invention. As shown in the graph of the practical experiment, when the impeller of the present invention is applied to a drainage device, in the graph, it is shown that the present invention can greatly reduce noise compared to the conventional impeller regardless of the lift, compared to the conventional impeller, between the lift of the critical water level and the corresponding noise level.
Please refer to fig. 17, which is a diagram of the measured data of the critical water level vibration-lift according to the present invention. As shown in the graph of the practical experiment, when the impeller of the present invention is applied to a drainage device, in the graph, it is shown in parallel that the present invention can greatly reduce the vibration compared to the conventional impeller in comparison with the conventional impeller in "between the lift of the critical water level and the corresponding vibration magnitude" in any lift.
Please refer to fig. 18, which is a diagram of measured data of load water level noise-lift according to the present invention. As shown in the graph of the practical experiment, when the impeller of the present invention is applied to a drainage device, in the graph, it is shown that the present invention can greatly reduce noise compared to the conventional impeller in any lift, compared to the conventional impeller in the "between the lift of the load water level and the corresponding noise level" of the present invention.
Please refer to fig. 19, which is a diagram of measured data of load water level vibration-lift according to the present invention. As shown in the graph of the practical experiment, when the impeller of the present invention is applied to a drainage device, in the graph, it is shown that the present invention can greatly reduce vibration noise compared to the conventional impeller in comparison with the conventional impeller in the case of "between the lift of the load water level and the corresponding vibration magnitude" in any lift.
In summary, the impeller of the drainage device is formed by the main impeller and the auxiliary impeller having the curved arcs with proper angles and the arrangement of the high-low level difference step part. When the impeller is used, the pressure of water flow can be properly reduced, and the aims of reducing power consumption and vibration and noise are relatively fulfilled.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (5)
1. An impeller for a water drainage device, characterized in that: provided with an impeller disc, a shaft part and a plurality of main impellers; the impeller disc is provided with a disc surface and a wall part surrounding the periphery of the disc surface, a central hole is arranged on the disc surface, and the shaft part penetrates through the central hole and is divided into an upper shaft section positioned above the disc body and a lower shaft section positioned below the disc body; the plurality of main impellers extend from the upper section to the periphery of the impeller disc in a curved arc manner; the upper edges of the outer ends of the plurality of main impellers are provided with steps; the lower edges of the inner ends of the plurality of main impellers are connected with the lower shaft section in an inclined downward manner and are exposed out of the central hole to form a centrifugal impeller; the lower shaft section has a downwardly extending suction impeller.
2. The impeller of a drain device according to claim 1, wherein the centrifugal impellers are arranged corresponding to the same number and the same curved arcs of the plurality of main impellers.
3. The impeller for a water drainage device according to claim 1, wherein a plurality of auxiliary impellers extending from the hole edge of the central hole to the periphery of the impeller disk at symmetrical distances and having curved shapes are disposed between the plurality of main impellers.
4. The impeller for a water discharge device as claimed in claim 3, wherein the plurality of sub-impellers are provided with steps at upper edges of outer ends thereof.
5. The impeller of claim 3, wherein the plurality of primary impellers and the plurality of secondary impellers are in a three-group, four-group, or five-group configuration.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010964383.XA CN114183395A (en) | 2020-09-15 | 2020-09-15 | Impeller of drainage device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010964383.XA CN114183395A (en) | 2020-09-15 | 2020-09-15 | Impeller of drainage device |
Publications (1)
Publication Number | Publication Date |
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CN114183395A true CN114183395A (en) | 2022-03-15 |
Family
ID=80600866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010964383.XA Withdrawn CN114183395A (en) | 2020-09-15 | 2020-09-15 | Impeller of drainage device |
Country Status (1)
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CN (1) | CN114183395A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2740817Y (en) * | 2004-11-17 | 2005-11-16 | 利大溪工业股份有限公司 | Discharging blades |
US20060171800A1 (en) * | 2003-12-05 | 2006-08-03 | Daikin Industries, Ltd. | Drain pump and air conditioner with the same |
CN2826019Y (en) * | 2005-02-01 | 2006-10-11 | 上海舒格伦科贸有限公司 | Water drainage pump |
CN1936336A (en) * | 2005-09-22 | 2007-03-28 | 株式会社不二工机 | Drainage pump |
CN201416568Y (en) * | 2009-05-21 | 2010-03-03 | 上海俊乐制冷自控元件有限公司 | Drain pump impeller |
TWI600862B (en) * | 2016-12-28 | 2017-10-01 | Drainage impeller |
-
2020
- 2020-09-15 CN CN202010964383.XA patent/CN114183395A/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060171800A1 (en) * | 2003-12-05 | 2006-08-03 | Daikin Industries, Ltd. | Drain pump and air conditioner with the same |
CN2740817Y (en) * | 2004-11-17 | 2005-11-16 | 利大溪工业股份有限公司 | Discharging blades |
CN2826019Y (en) * | 2005-02-01 | 2006-10-11 | 上海舒格伦科贸有限公司 | Water drainage pump |
CN1936336A (en) * | 2005-09-22 | 2007-03-28 | 株式会社不二工机 | Drainage pump |
CN201416568Y (en) * | 2009-05-21 | 2010-03-03 | 上海俊乐制冷自控元件有限公司 | Drain pump impeller |
TWI600862B (en) * | 2016-12-28 | 2017-10-01 | Drainage impeller |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220315 |