CN210738908U - Energy storage pump impeller coated with wear-resistant coating - Google Patents
Energy storage pump impeller coated with wear-resistant coating Download PDFInfo
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- CN210738908U CN210738908U CN201921846362.7U CN201921846362U CN210738908U CN 210738908 U CN210738908 U CN 210738908U CN 201921846362 U CN201921846362 U CN 201921846362U CN 210738908 U CN210738908 U CN 210738908U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model provides an energy storage pump impeller of application wear-resisting coating belongs to the wear-resisting anticorrosive technical field of water pump. The utility model discloses an impeller main part, impeller main part edge are provided with coating reinforcing district, and coating reinforcing district includes the annular groove, and the annular groove sets up both ends face about impeller main part edge, and the annular groove bottom surface is provided with the through-hole, and annular groove and through-hole intussuseption are filled with wear-resistant coating, the utility model discloses effectively solved wear-resistant coating in the past and bonded harmfully, easily drop, wear-resistant poor shortcoming, improved the steadiness of being connected between wear-resistant coating and the impeller main part simultaneously, increased wear-resistant coating's life, and wear-resistant coating pouring is simple and convenient, is convenient for maintain and change, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to an energy storage pump impeller of application wear-resisting coating belongs to the wear-resisting anticorrosive technical field of water pump.
Background
The ceramic coating material compounded by high molecular materials (epoxy resin, vinyl resin, phenolic resin, acrylic resin and the like) and ceramic particle powder (silicon carbide, aluminum oxide, silicon dioxide and the like) and the polyurethane coating material with elasticity are widely applied to the fields of wear resistance and corrosion resistance of water pumps, pipe fittings and inner walls of containers.
The large-scale energy storage pump is used as mechanical equipment for hydroelectric power generation, and is mainly used for reservoir power generation in high-altitude areas. In the flood season, the reservoir discharges flood, and the energy storage pump is reversely rotated to be used as a water turbine for power generation; during dry periods, the storage pump pumps water from the downstream to replenish the reservoir water. The diameter of an impeller of the large-scale energy storage pump exceeds 1.5 meters, the rotating speed ratio is high, and the linear speed of the maximum outer diameter of the impeller is more than 20 m/s; under the action of water flow carrying a large amount of silt, the impeller is easy to be worn, particularly, the outer circle edge area is seriously worn, and a design scheme needs to be found for carrying out wear-resistant treatment on the impeller.
The existing impeller mainly adopts a polymer ceramic coating or a polyurethane coating with the thickness of 0.5mm to 1mm to carry out wear-resistant treatment on the surface of the impeller, but the wear-resistant protection strength of an annular area with the width of 100mm at the outer diameter edge of the impeller is not enough, the coating is worn and separated too early, and the metal body of the impeller is worn and damaged.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcoming of prior art, the utility model aims to provide an energy storage pump impeller of application wear-resistant coating for solve current impeller and mainly adopt the polymer ceramic coating or the polyurethane coating of coating 0.5mm to 1mm thickness to carry out abrasive treatment to the impeller surface, nevertheless be not enough at the annular region wear-resisting protective strength of impeller external diameter edge 100mm width, the premature wear of coating breaks away from, causes the problem of wearing and tearing destruction to impeller metal body.
In order to achieve the above objects and other related objects, the present invention provides an energy storage pump impeller coated with a wear-resistant coating, comprising: the impeller comprises an impeller body, wherein a coating reinforcing area is arranged on the edge of the impeller body and comprises an annular groove, the annular groove is arranged on the upper end surface and the lower end surface of the edge of the impeller body, a through hole is formed in the bottom surface of the annular groove, and wear-resistant coatings are filled in the annular groove and the through hole.
By adopting the technical scheme: the annular groove is processed in advance at impeller main part edge, and the annular groove bottom sets up the through-hole, and when the wear-resisting coating of coating, wear-resisting coating runs through the through-hole, firm in connection from top to bottom, and the wear-resisting coating improves the steadiness that wear-resisting coating and impeller main part are connected in the annular groove simultaneously for wear-resisting coating is difficult for droing, improves wear resistance.
In an embodiment of the present invention, the width of the annular groove is 100 mm-150 mm, and the depth is 3 mm.
By adopting the technical scheme: through setting up annular groove for the width be 100mm ~ 150mm, the degree of depth is 3mm, strengthens the fastness between wear-resisting coating and the impeller main part, prevents that the coating from radially receiving centrifugal force's peeling off.
In an embodiment of the present invention, the through holes are uniformly distributed in 24 groups along the circle center on the annular plane of the impeller main body, and the cross section intersection portion of each group of through holes and the coating enhancement region is 3 per layer.
By adopting the technical scheme: 24 groups of through holes are uniformly distributed on the annular plane of the impeller main body along the circle center, the cross section intersection part of each group of through holes and the coating reinforcing area is 3, the connection firmness between the wear-resistant coating and the impeller main body is improved, the wear of the wear-resistant coating in the working process is prevented, and the service life is prolonged.
In an embodiment of the present invention, the diameter of the through hole is 10mm to 15mm, and the distance between the centers of the through holes is 30mm to 40 mm.
By adopting the technical scheme: the diameter setting with the through-hole is at 10mm to 15mm, and the centre of a circle distance setting of through-hole is at 30mm to 40mm, improves the fastness of connection between wear-resistant coating and the impeller main part, prevents that wear-resistant coating from wearing and tearing, increase of service life in the course of the work.
In an embodiment of the present invention, the wear-resistant coating is made of one of silicon carbide casting agent, porcelainous casting agent and polyurethane casting agent in the Resto brand.
By adopting the technical scheme: the wear-resistant coating material can adopt one of silicon carbide casting agent, porcelainous casting agent and polyurethane casting agent in Resto brand, is a bi-component product, is uniformly mixed with the main agent and the curing agent when in use, and can be reacted and cured at normal temperature.
As above, the utility model discloses an energy storage pump impeller of wear-resisting coating of application has following beneficial effect:
the utility model pre-processes the annular area with the width of 100mm at the outer diameter edge of the impeller of the energy storage pump to form a groove with the depth of 3mm as a reinforcing area of the wear-resistant coating; the reinforcing area is provided with holes so that the coating can penetrate through and be connected firmly up and down; the coating adopts the template to support the casting shaping, the utility model discloses effectively solved in the past wear-resistant coating bond bad, easily drop, wear resistant poor shortcoming, improved the steadiness of being connected between wear-resistant coating and the impeller main part simultaneously, increased wear-resistant coating's life, and wear-resistant coating pouring is simple and convenient, is convenient for maintain and change, has reduced manufacturing cost.
Drawings
Fig. 1 is a schematic top view of an impeller of an energy storage pump impeller coated with a wear-resistant coating according to an embodiment of the present invention.
Fig. 2 is a schematic front view of an impeller of an energy storage pump impeller coated with a wear-resistant coating according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a coating enhancement region of an energy storage pump impeller coated with a wear-resistant coating according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a wear-resistant coating of an energy storage pump impeller coated with a wear-resistant coating according to an embodiment of the present invention.
Wherein, 1, impeller main body; 2. a coating enhancement zone; 3. a through hole; 4. a ring-shaped groove; 10. and (3) wear-resistant coating.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 4. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Referring to fig. 1, the present invention provides an impeller of an energy storage pump coated with a wear-resistant coating, including: impeller main part 1, impeller main part 1 edge be provided with coating reinforcing zone 2, coating reinforcing zone 2 include annular groove 4, annular groove 4 sets up both ends face about impeller main part 1 edge, the 4 bottom surfaces of annular groove are provided with through-hole 3, annular groove 4 and through-hole 3 intussuseption are filled with wear-resistant coating 10.
The width of the annular groove 4 is 100 mm-150 mm, and the depth is 3 mm. 24 groups of through holes 3 are uniformly distributed on the annular plane of the impeller main body 1 along the circle center, and the cross section intersection part of each group of through holes 3 and the coating reinforcing area 2 is 3 in each layer. The diameter of the through hole 3 is 10mm to 15mm, and the distance between the circle centers of the through holes is 30mm to 40 mm. The wear-resistant coating 10 is made of one of silicon carbide casting agent, porcelainous casting agent and polyurethane casting agent in Resto brand.
To sum up, the utility model pre-processes the annular area with the width of 100mm at the outer diameter edge of the impeller of the energy storage pump to form a groove with the depth of 3mm, which is used as the reinforcing area of the wear-resistant coating; the reinforcing area is provided with holes so that the coating can penetrate through and be connected firmly up and down; the coating adopts the template to support the casting shaping, the utility model discloses effectively solved in the past wear-resistant coating bond bad, easily drop, wear resistant poor shortcoming, improved the steadiness of being connected between wear-resistant coating and the impeller main part simultaneously, increased wear-resistant coating's life, and wear-resistant coating pouring is simple and convenient, is convenient for maintain and change, has reduced manufacturing cost. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. An energy storage pump impeller coated with a wear-resistant coating, comprising: impeller main part (1), impeller main part (1) edge be provided with coating reinforcing district (2), coating reinforcing district (2) including annular groove (4), annular groove (4) set up both ends face about impeller main part (1) edge, annular groove (4) bottom surface is provided with through-hole (3), annular groove (4) and through-hole (3) intussuseption are filled with wear-resisting coating (10).
2. The energy storage pump impeller coated with the wear-resistant coating as claimed in claim 1, wherein: the width of the annular groove (4) is 100 mm-150 mm, and the depth is 3 mm.
3. The energy storage pump impeller coated with the wear-resistant coating as claimed in claim 1, wherein: 24 groups of through holes (3) are uniformly distributed on the annular plane of the impeller main body (1) along the circle center, and the cross section intersection part of each group of through holes (3) and the coating enhancement area (2) is 3 in each layer.
4. The energy storage pump impeller coated with the wear-resistant coating as claimed in claim 1, wherein: the diameter of the through hole (3) is 10mm to 15mm, and the distance between the circle centers of the through holes is 30mm to 40 mm.
5. The energy storage pump impeller coated with the wear-resistant coating as claimed in claim 1, wherein: the wear-resistant coating (10) adopts one of silicon carbide casting agent, porcelainous casting agent and polyurethane casting agent in Resto brand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846362.7U CN210738908U (en) | 2019-10-30 | 2019-10-30 | Energy storage pump impeller coated with wear-resistant coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846362.7U CN210738908U (en) | 2019-10-30 | 2019-10-30 | Energy storage pump impeller coated with wear-resistant coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210738908U true CN210738908U (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921846362.7U Active CN210738908U (en) | 2019-10-30 | 2019-10-30 | Energy storage pump impeller coated with wear-resistant coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210738908U (en) |
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2019
- 2019-10-30 CN CN201921846362.7U patent/CN210738908U/en active Active
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