CN207145315U - Stove water pump vane with high-efficiency abrasion-proof performance - Google Patents
Stove water pump vane with high-efficiency abrasion-proof performance Download PDFInfo
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- CN207145315U CN207145315U CN201720889703.3U CN201720889703U CN207145315U CN 207145315 U CN207145315 U CN 207145315U CN 201720889703 U CN201720889703 U CN 201720889703U CN 207145315 U CN207145315 U CN 207145315U
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- blade
- water pump
- wheel hub
- shaft hole
- fixed shaft
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Abstract
The utility model discloses a kind of stove water pump vane with high-efficiency abrasion-proof performance, and it includes the impeller being arranged on rotor on same main shaft, and impeller is located in the sealed pressure housings being connected with rotor；Impeller includes the fixed shaft hole that blade, wheel hub and set are inserted on main shaft, and fixed shaft hole is located at the center of wheel hub, and blade is distributed on the wheel hub surface of fixed shaft hole periphery, fixed shaft hole, wheel hub and blade integrally casting shaping；Blade is L-shaped, and is in arc transition between the vertical section of blade and traversing section connection；Cobalt-based WC hardstandings are provided with the arc surface of blade, vertical section and the traversing section of blade are Non-smooth surface face, are plated in the vertical section and traversing section of blade and are provided with cobalt-based tungsten carbide；This has the stove water pump vane structure of high-efficiency abrasion-proof performance novel, strengthens the bonding strength of blade turning point, practical.
Description
Technical field
The utility model is related to more particularly to a kind of stove water pump vane with high-efficiency abrasion-proof performance.
Background technology
Stove water pump is the key equipment of high-rating generator field forced circulation boiler normal operation, and stove water pump mainly reclaims pot
The superheated steam of hot water, steam water interface, saturated vapor and degree of superheat deficiency that stove initial start stage is discharged, in economizer and water cooling
Circulation is played between wall, to realize the recovery of working medium and heat；At present, for the impeller of stove water pump, structure to be present strong in the prior art
The problem of low, anti-wear performance and service life are low is spent, especially at the corner structure of blade, and inconvenience is changed, changes each time
Arrestment work is both needed to, reduces production efficiency.
Utility model content
The purpose of this utility model is to provide a kind of stove water pump vane with high-efficiency abrasion-proof performance, mentioned above to solve
Structural strength is low, the problem of anti-wear performance and service life are low.
In order to solve the above technical problems, the utility model provides a kind of stove water pump vane with high-efficiency abrasion-proof performance, its
Including the impeller being arranged on rotor on same main shaft, impeller is located at the sealed pressure housings being connected with rotor
It is interior；Impeller includes the fixed shaft hole that blade, wheel hub and set are inserted on main shaft, and fixed shaft hole is located at the center of wheel hub, and blade is equal
Cloth is on the wheel hub surface of fixed shaft hole periphery, fixed shaft hole, wheel hub and blade integrally casting shaping；Blade is L-shaped, and blade
Vertical section and traversing section connection between be in arc transition；Cobalt-based WC hardstandings are provided with the arc surface of blade, blade erects
Straight section is Non-smooth surface face with traversing section, is plated in the vertical section and traversing section of blade and is provided with cobalt-based tungsten carbide.
Further, it is provided with a wearing layer in fixed shaft hole.
Further, the wheel hub surface of fixed blade is curved surface.
Further, the length of traversing section is 1.5 ~ 2.2 times of vertical segment length.
Further, the number of blade is 6 ~ 8.
The beneficial effects of the utility model are：This has on the arc surface of the blade of the stove water pump vane of high-efficiency abrasion-proof performance
Cobalt-based WC hardstandings are provided with, strengthen the bonding strength of blade turning point, it is easy to avoid impeller turning point in operation process
The phenomenon of fracture, improve the structural strength and abrasive resistance of turning point；The design effectively of " L " shape blade so that in impeller work
During work, the separation efficiency of current was both improved, has increased the velocity of rotation of impeller, in turn ensures that hydro-cushion, reduce axle
To thrust loading, and then it is effectively improved the operating efficiency of impeller；The vertical section of blade and traversing section are Non-smooth surface face, blade
Vertical section and traversing section on plating be provided with cobalt-based tungsten carbide, be effectively improved the wear-resisting efficiency of blade, add making for blade
Use the life-span.
Brief description of the drawings
Fig. 1 is the structural representation of the stove water pump vane with high-efficiency abrasion-proof performance.
Fig. 2 is the top view of the stove water pump vane with high-efficiency abrasion-proof performance.
Fig. 3 is the mounting structure schematic diagram of the stove water pump vane with high-efficiency abrasion-proof performance.
Wherein：1st, rotor；2nd, main shaft；3rd, impeller；4th, pressure housing；5th, blade；6th, wheel hub；7th, fixed shaft hole；8、
Vertical section；9th, traversing section；10th, cobalt-based tungsten carbide；11st, arc surface；12nd, cobalt-based WC hardstandings.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is only a kind of embodiment of the utility model, rather than whole realities
Apply example.Based on the embodiment in the utility model, those of ordinary skill in the art institute under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of protection of the utility model.
To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with drawings and the specific embodiments, to this
Application is described in further detail.
In the following description, the reference to " one embodiment ", " embodiment ", " example ", " example " etc. shows
The embodiment or example so described can include special characteristic, structure, characteristic, property, element or limit, but not each real
Applying example or example all necessarily includes special characteristic, structure, characteristic, property, element or limit.In addition, reuse phrase " according to
One embodiment of the application " is not necessarily referring to identical embodiment although it is possible to refer to identical embodiment.
According to one embodiment of the application, there is provided a kind of stove water pump vane with high-efficiency abrasion-proof performance, such as Fig. 1 ~ Fig. 3
It is shown, there should be the stove water pump vane of high-efficiency abrasion-proof performance to include the impeller 3 being arranged on rotor 1 on same main shaft 2, leaf
Wheel 3 is located in the sealed pressure housings 4 being connected with rotor 1；Impeller 3 includes blade 5, wheel hub 6 and set and is inserted in main shaft 2
On fixed shaft hole 7, fixed shaft hole 7 is located at the center of wheel hub 6, and blade 5 is distributed on the face of wheel hub 6 of the periphery of fixed shaft hole 7, Gu
Dead axle hole 7, wheel hub 6 and the integrally casting shaping of blade 5, it is ensured that the structural strength of impeller 3.
Blade 5 is L-shaped, and the region between two neighboring blade 5 is fluid passage, and by L-shaped blade 5
Design effectively so that in the course of work of impeller 3, both improved the separation efficiency of current, and increased the velocity of rotation of impeller 3, again
Hydro-cushion is ensure that, reduces axial thrust load, and then is effectively improved the operating efficiency of impeller 3, and blade 5 is perpendicular
Straight section 8 and traversing section 9 are in arc transition between connecting.
This, which has, is provided with cobalt-based WC hardstandings on the arc surface 11 of the blade 5 of the stove water pump vane of high-efficiency abrasion-proof performance
12, the bonding strength of the turning point of blade 5 is strengthened, avoids the phenomenon of the turning point easy fracture in operation process of impeller 3, is improved
The structural strength and abrasive resistance of turning point；The vertical section 8 of blade 5 and traversing section 9 are Non-smooth surface face, the vertical section 8 of blade 5
Cobalt-based tungsten carbide 10 is provided with plating on traversing section 9, in specific implementation, the plating of cobalt-based tungsten carbide 10 is located on Non-smooth surface face, carried
High plating sets the densification of layer surface, is effectively improved the wear-resisting efficiency of blade 5, adds the service life of blade 5.
According to one embodiment of the application, a wearing layer is provided with fixed shaft hole 7, had both been reduced in fixed shaft hole 7
The abrasion of wall, the frictional force between fixed shaft hole 7 and main shaft 2 is added again.
According to one embodiment of the application, the face of wheel hub 6 of fixed blade 5 is curved surface.
According to one embodiment of the application, the length of traversing section 9 is 1.5 ~ 2.2 times of the length of vertical section 8, in this length
Under ratio, on the basis of the high-efficiency operation of blade 5 is ensured, it is ensured that the structural strength of blade 5.
According to one embodiment of the application, the number of blade 5 is 6 ~ 8, and in actual production, blade 5 has certain
Thickness, when the quantity of blade 5 is more than 8, the velocity of rotation of impeller 3 is slow, and the power of impeller 3 is low, and the quantity of blade 5 is less than 6
When individual, the velocity of rotation of impeller 3 is fast, but is easily damaged；When the number of blade 5 is 6 ~ 8, relative to having higher rotation
Speed and relatively low consumption power.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will make it will be apparent that defined herein for those skilled in the art
General Principle can be realized in other embodiments in the case where not departing from the spirit or scope of utility model.Therefore, originally
Utility model will not be limited and the embodiments shown herein, and is to fit to and principles disclosed herein and novelty
The property consistent most wide scope of feature.
Claims (5)
- A kind of 1. stove water pump vane with high-efficiency abrasion-proof performance, it is characterised in that：Including being arranged on same master with rotor Impeller on axle, the impeller are located in the sealed pressure housings being connected with the rotor；The impeller include blade, Wheel hub and set are inserted in the fixed shaft hole on main shaft, and the fixed shaft hole is located at the center of the wheel hub, and the blade is distributed on On the wheel hub surface of the fixed shaft hole periphery, the fixed shaft hole, wheel hub and blade integrally casting shaping；The blade is in " L " Shape, and be in arc transition between the vertical section of the blade and traversing section connection；Cobalt-based is provided with the arc surface of the blade WC hardstandings, vertical section and the traversing section of the blade are Non-smooth surface face, plate and are provided with the vertical section and traversing section of the blade Cobalt-based tungsten carbide.
- 2. the stove water pump vane according to claim 1 with high-efficiency abrasion-proof performance, it is characterised in that：The fixed shaft hole Inside it is provided with a wearing layer.
- 3. the stove water pump vane according to claim 1 with high-efficiency abrasion-proof performance, it is characterised in that：The fixed blade Wheel hub surface be curved surface.
- 4. the stove water pump vane according to claim 1 with high-efficiency abrasion-proof performance, it is characterised in that：The traversing section Length is 1.5 ~ 2.2 times of the vertical segment length.
- 5. the stove water pump vane according to claim 1 with high-efficiency abrasion-proof performance, it is characterised in that：Of the blade Number is 6 ~ 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720889703.3U CN207145315U (en) | 2017-07-21 | 2017-07-21 | Stove water pump vane with high-efficiency abrasion-proof performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720889703.3U CN207145315U (en) | 2017-07-21 | 2017-07-21 | Stove water pump vane with high-efficiency abrasion-proof performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145315U true CN207145315U (en) | 2018-03-27 |
Family
ID=61676338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720889703.3U Expired - Fee Related CN207145315U (en) | 2017-07-21 | 2017-07-21 | Stove water pump vane with high-efficiency abrasion-proof performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207145315U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456963A (en) * | 2019-12-21 | 2020-07-28 | 合肥皖化电机技术开发有限责任公司 | Design method of furnace water pump blade |
-
2017
- 2017-07-21 CN CN201720889703.3U patent/CN207145315U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456963A (en) * | 2019-12-21 | 2020-07-28 | 合肥皖化电机技术开发有限责任公司 | Design method of furnace water pump blade |
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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: 20180327 Termination date: 20180721 |
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| CF01 | Termination of patent right due to non-payment of annual fee |