CN210050097U - Impeller for centrifugal water pump - Google Patents
Impeller for centrifugal water pump Download PDFInfo
- Publication number
- CN210050097U CN210050097U CN201920693718.1U CN201920693718U CN210050097U CN 210050097 U CN210050097 U CN 210050097U CN 201920693718 U CN201920693718 U CN 201920693718U CN 210050097 U CN210050097 U CN 210050097U
- Authority
- CN
- China
- Prior art keywords
- blades
- wheel disc
- slot
- impeller
- water pump
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Images
Classifications
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- 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
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- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/24—Vanes
- F04D29/242—Geometry, shape
-
- 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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/72—Maintenance
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an impeller for a centrifugal water pump, which comprises a wheel disc, wherein a plurality of blades are uniformly distributed on one side of the wheel disc; the blades are arc-shaped blades; a plurality of mounting grooves have evenly been seted up to one side of rim plate, the mounting groove is close to the center of rim plate is equipped with first slot, the mounting groove is kept away from the center of rim plate is equipped with the second slot, the central point of blade is formed with first protruding rank, the edge end of blade is formed with the protruding rank of second, the diapire of first slot with the connecting hole has been seted up respectively to the diapire of second slot, first protruding rank with the protruding rank of second is formed with the screw hole respectively, the retaining member passes in proper order the connecting hole with the fixed connection of screw hole in order to realize blade and rim plate. The utility model discloses can improve centrifugal pump's water yield, and blade and rim plate degree of adaptability are high, the easy removal is changed.
Description
Technical Field
The utility model belongs to the technical field of the water pump, especially, relate to an impeller for centrifugal water pump.
Background
The impeller is a key part for conveying running water in the water pump. The impeller includes blades, and a centrifugal force is generated by rotation of the blades. The water flow power provided by the impeller of the centrifugal pump in the prior art is small, so that the mechanical energy generated by the impeller when rotating is meaningless and greatly lost, a lot of energy is wasted, and the working quality of the whole water pump is reduced.
In addition, in the process of high-speed operation of the impeller, if the assembling firmness of the blades and the wheel disc is not high, the working quality of the impeller is seriously affected.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides an impeller for centrifugal water pump, can improve centrifugal water pump's water yield, and blade and rim plate degree of adaptability are high, the easy removal is changed.
In order to solve the technical problem, the utility model discloses a technical scheme be: an impeller for a centrifugal water pump comprises a wheel disc, wherein a shaft hole is formed in the center of the wheel disc, a plurality of blades are uniformly distributed on one side of the wheel disc, and a water body flow channel is formed between every two adjacent blades;
the blade is an arc-shaped blade, one end of the blade close to the center of the rotary disc is a central end, one end of the blade far away from the center of the rotary disc is an edge end, and the width of the central end is smaller than that of the edge end;
a plurality of mounting grooves for fixing blades are uniformly formed in one side of the wheel disc, a first slot is formed in the mounting groove close to the center of the wheel disc, a second slot is formed in the mounting groove far away from the center of the wheel disc, a first convex step matched with the first slot is formed in the center end of each blade, a second convex step matched with the second slot is formed in the edge end of each blade, connecting holes are formed in the bottom wall of each first slot and the bottom wall of each second slot respectively, threaded holes are formed in the first convex step and the second convex step respectively, and locking pieces sequentially penetrate through the connecting holes and the threaded holes to fixedly connect the blades and the wheel disc;
a sound absorption layer is arranged on the side wall of the wheel disc, and the thickness of the sound absorption layer is 2-3 mm;
the side wall of the blade is coated with an anti-rust layer, and the thickness of the anti-rust layer is 4-5 mm.
The utility model discloses a solve the further technical scheme that its technical problem adopted and be:
further, the width of the center end is 1/2 the width of the edge end.
Further, the number of the blades is six.
Further, the wheel disc and the blades are both made of aluminum.
Further, the sound absorbing layer is a porous ceramic layer.
Further, the anti-rust layer is an epoxy resin anti-rust layer.
Further, the locking member is a locking screw.
The beneficial effects of the utility model are that following several points have at least:
1. the blades of the utility model are arc-shaped blades, and the width of the central end is smaller than that of the edge end, so that the structural design is beneficial to increasing the gravity inertia of the tail end of the blade and improving the pumping efficiency of the water pump;
2. the wheel disc and the blades of the utility model are detachably connected, and can be replaced in time when any blade is damaged, thereby avoiding replacing the whole impeller; and the blade and the wheel disc are respectively matched and buckled with each other through the first slot and the first convex step as well as the second slot and the second convex step, and then the locking piece sequentially penetrates through the connecting hole and the threaded hole to realize the fixed connection of the blade and the wheel disc, so that the structural design is favorable for improving the assembly degree of the blade and the wheel disc, the working quality of the impeller and the water outlet rate of the water pump.
Drawings
Fig. 1 is one of the overall structural schematic diagrams of the present invention;
fig. 2 is a second schematic view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of the wheel disc of the present invention;
FIG. 4 is one of the schematic structural views of the blade of the present invention;
fig. 5 is a second schematic structural view of the blade of the present invention;
the parts in the drawings are marked as follows:
the wheel disc comprises a wheel disc 1, a mounting groove 11, a first slot 12, a second slot 13, a connecting hole 14, a shaft hole 2, a blade 3, a central end 31, an edge end 32, a first convex step 33, a second convex step 34, a threaded hole 35 and a locking piece 4.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Example (b): an impeller for a centrifugal water pump is shown in figures 1-5 and comprises a wheel disc 1, wherein a shaft hole 2 is formed in the center of the wheel disc 1, a plurality of blades 3 are uniformly distributed on one side of the wheel disc 1, and a water body flow channel is formed between every two adjacent blades 3;
the blade 3 is an arc-shaped blade, one end of the blade 3 close to the center of the wheel disc 1 is a central end 31, one end of the blade 3 far away from the center of the wheel disc 1 is an edge end 32, and the width of the central end 31 is smaller than that of the edge end 32;
a plurality of mounting grooves (11) for fixing blades are uniformly formed in one side of the wheel disc 1, a first slot 12 is formed in the mounting groove close to the center of the wheel disc 1, a second slot 13 is formed in the mounting groove far away from the center of the wheel disc 1, a first step 33(33) matched with the first slot 12 is formed at the center end 31 of the blade 3, a second step 34 matched with the second slot 13 is formed at the edge end 32 of the blade 3, connecting holes 14 are respectively formed in the bottom wall of the first slot 12 and the bottom wall of the second slot 13, threaded holes 35 are respectively formed in the first step 33 and the second step 34, and a locking piece 4 sequentially penetrates through the connecting holes 14 and the threaded holes 35 to fixedly connect the blade and the wheel disc;
the side wall of the wheel disc 1 is provided with a sound absorption layer, and the thickness of the sound absorption layer is 2-3 mm;
the side wall of the blade 3 is coated with an anti-rust layer, and the thickness of the anti-rust layer is 4-5 mm.
The width of the central end 31 is 1/2 the width of the edge end 32.
The number of the vanes 3 is six.
The wheel disc 1 and the blades 3 are made of aluminum.
The sound absorbing layer is a porous ceramic layer.
The anti-rust layer is an epoxy resin anti-rust layer.
The locking piece 4 is a locking screw.
The working principle of the utility model is as follows:
the above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the same principle as the present invention.
Claims (7)
1. The utility model provides an impeller for centrifugal water pump which characterized in that: the water body flow channel comprises a wheel disc (1), wherein a shaft hole (2) is formed in the center of the wheel disc, a plurality of blades (3) are uniformly distributed on one side of the wheel disc, and a water body flow channel is formed between every two adjacent blades;
the blades are arc-shaped blades, one ends of the blades close to the center of the rotary disc are central ends (31), one ends of the blades far away from the center of the rotary disc are edge ends (32), and the width of the central ends is smaller than that of the edge ends;
a plurality of mounting grooves (11) used for fixing blades are uniformly formed in one side of the wheel disc, a first slot (12) is formed in the center, close to the wheel disc, of each mounting groove, a second slot (13) is formed in the center, far away from the wheel disc, of each mounting groove, a first convex step (33) matched with the first slot is formed in the center end of each blade, a second convex step (34) matched with the second slot is formed in the edge end of each blade, connecting holes (14) are formed in the bottom wall of each first slot and the bottom wall of each second slot respectively, threaded holes (35) are formed in the first convex step and the second convex step respectively, and locking pieces (4) sequentially penetrate through the connecting holes and the threaded holes to achieve fixed connection of the blades and the wheel disc;
a sound absorption layer is arranged on the side wall of the wheel disc, and the thickness of the sound absorption layer is 2-3 mm;
the side wall of the blade is coated with an anti-rust layer, and the thickness of the anti-rust layer is 4-5 mm.
2. An impeller for a centrifugal water pump according to claim 1, characterized in that: the width of the central end is 1/2 the width of the edge end.
3. An impeller for a centrifugal water pump according to claim 1, characterized in that: the number of the blades is six.
4. An impeller for a centrifugal water pump according to claim 1, characterized in that: the wheel disc and the blades are made of aluminum pieces.
5. An impeller for a centrifugal water pump according to claim 1, characterized in that: the sound absorbing layer is a porous ceramic layer.
6. An impeller for a centrifugal water pump according to claim 1, characterized in that: the anti-rust layer is an epoxy resin anti-rust layer.
7. An impeller for a centrifugal water pump according to claim 1, characterized in that: the locking piece is a locking screw.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920693718.1U CN210050097U (en) | 2019-05-15 | 2019-05-15 | Impeller for centrifugal water pump |
| PCT/CN2019/095583 WO2020228123A1 (en) | 2019-05-15 | 2019-07-11 | Impeller used for centrifugal water pump |
| DE202019105789.0U DE202019105789U1 (en) | 2019-05-15 | 2019-07-17 | Impeller for a centrifugal water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920693718.1U CN210050097U (en) | 2019-05-15 | 2019-05-15 | Impeller for centrifugal water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210050097U true CN210050097U (en) | 2020-02-11 |
Family
ID=69227023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920693718.1U Expired - Fee Related CN210050097U (en) | 2019-05-15 | 2019-05-15 | Impeller for centrifugal water pump |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN210050097U (en) |
| DE (1) | DE202019105789U1 (en) |
| WO (1) | WO2020228123A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112797022A (en) * | 2020-12-21 | 2021-05-14 | 珠海格力电器股份有限公司 | Novel fan blade assembly and motor with same |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112503023A (en) * | 2020-11-25 | 2021-03-16 | 柳丽 | Axial flow fan impeller |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ304593B6 (en) * | 2008-10-29 | 2014-07-23 | Vysoké Učení Technické V Brně | Hydraulic machine impeller wheel |
| CN102927042A (en) * | 2012-11-29 | 2013-02-13 | 无锡艾比德泵业有限公司 | Impeller of centrifugal pump |
| CN204716607U (en) * | 2015-06-11 | 2015-10-21 | 永嘉县金鼎泰铸造有限公司 | Impeller |
| CN108035908A (en) * | 2017-12-07 | 2018-05-15 | 新昌县瑞博装饰材料有限公司 | A kind of multi-functional impeller |
-
2019
- 2019-05-15 CN CN201920693718.1U patent/CN210050097U/en not_active Expired - Fee Related
- 2019-07-11 WO PCT/CN2019/095583 patent/WO2020228123A1/en active Application Filing
- 2019-07-17 DE DE202019105789.0U patent/DE202019105789U1/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112797022A (en) * | 2020-12-21 | 2021-05-14 | 珠海格力电器股份有限公司 | Novel fan blade assembly and motor with same |
| CN112797022B (en) * | 2020-12-21 | 2022-06-28 | 珠海格力电器股份有限公司 | Fan blade assembly and motor with same |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020228123A1 (en) | 2020-11-19 |
| DE202019105789U1 (en) | 2019-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200211 |