CN208073779U - A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump - Google Patents
A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump Download PDFInfo
- Publication number
- CN208073779U CN208073779U CN201820519925.0U CN201820519925U CN208073779U CN 208073779 U CN208073779 U CN 208073779U CN 201820519925 U CN201820519925 U CN 201820519925U CN 208073779 U CN208073779 U CN 208073779U
- Authority
- CN
- China
- Prior art keywords
- silicon carbide
- slurry pump
- heavy type
- type slurry
- metallic framework
- 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.)
- Active
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model belongs to fluid device technical field, more particularly to the large-scale silicon carbide ceramic impeller of a kind of heavy type slurry pump, it includes the metallic framework that silicon carbide ceramics is located at edge inside silicon carbide ceramics, the metallic framework includes front shroud, metal blade and back shroud, the metal blade is folded between front shroud and back shroud, there are fit-up gaps between the metallic framework and silicon carbide ceramics, resin adhesive is filled in the fit-up gap, it is more than the pulp particle of 8mm suitable for long-term delivery diameter, it is good with shock resistance, it is used suitable for high pressure, the features such as service life of impeller is long, and easily it can be attached and fix with main shaft.
Description
Technical field
The utility model belongs to fluid device technical field, more particularly to the large-scale silicon carbide ceramics of a kind of heavy type slurry pump
Impeller.
Background technology
Heavy type slurry pump is suitable for conveying the slurries conveying of the resistance to abrasion containing solid particle and corrosion resistance, such as metallurgical
Ore dressing plant pulp conveying, cinder of electric power plant conveying, coal slurry conveying and dense media conveying etc., impeller is the core of heavy type slurry pump
Part, using silicon carbide ceramics as the surface contact material of impeller be promoted impeller resistance to abrasion and corrosion resistance important side
Method can effectively improve the service life of impeller.
When delivery diameter is more than 8mm pulp particles, the diameter of impeller is generally higher than 500mm, existing silicon carbide ceramics
Impeller has that shock resistance is poor, is easy explosion under high pressure because brittleness is larger；And thyrite
Adhesive effect between other materials is poor, and the service life of impeller is short.Therefore, it is necessary to specially design a kind of heavy type slurry pump use
Large-scale silicon carbide ceramic impeller, to meet the needs of long-term delivery diameter is more than 8mm pulp particles.
Utility model content
The utility model to solve the above-mentioned problems, provides a kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump, fits
It is more than the pulp particle of 8mm for long-term delivery diameter, it is good with shock resistance, used suitable for high pressure, the use of impeller
The features such as long lifespan, and easily can be attached and fix with main shaft.
The utility model is realized using following technical scheme：
A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump use, including silicon carbide ceramics and edge are located in silicon carbide ceramics
The metallic framework in portion, the metallic framework include front shroud, metal blade and back shroud, and the metal blade is folded in front shroud
Between back shroud, there are fit-up gap between the metallic framework and silicon carbide ceramics, filled with tree in the fit-up gap
Fat bonding agent.
Preferred scheme is provided through several the first hole for injecting glue on the front shroud.
Preferred scheme, a diameter of 20~60mm of first hole for injecting glue.
Preferred scheme is provided through several the second hole for injecting glue on the back shroud.
Preferred scheme raises up at the center of the back shroud and is provided with assembly bench, and the inside of the assembly bench is set
There is internal thread.
Preferred scheme, the assembly bench convex to form frustum in cover board direction forward.
Preferred scheme, the metallic framework are made of stainless steel.
The utility model has the beneficial effects that：
1. a kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump, metallic framework is easy to process and has good machinery
Performance, front shroud, metal blade and back shroud form I-shaped complex three-dimensional structure, and metallic framework edge is located at silicon carbide ceramics
Inside, enhancing effect of the metallic framework to silicon carbide ceramics intensity is effectively increased, to significantly improve heavy type slurry pump
With the shock resistance of large-scale silicon carbide ceramic impeller entirety, it is suitable for the pulp particle that long-term delivery diameter is more than 8mm.
2. a kind of heavy type slurry pump reduces carbonization with large-scale silicon carbide ceramic impeller, the embedded design of metallic framework
The thickness of silicon ceramics, reduces the sintering difficulty of silicon carbide ceramics, ensures that silicon carbide ceramics is grilled thoroughly.
3. a kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump, resin is in perfusion full of hole for injecting glue and along metal bone
The complex three-dimensional structure filling of frame forms the resin layer with complex three-dimensional structure after hardening of resin, and resin layer is simultaneously in cross
Silicon carbide ceramics and metallic framework are bonded to longitudinal direction, greatly strengthened between silicon carbide ceramics and metallic framework
Adhesive strength.
4. a kind of heavy type slurry pump large-scale silicon carbide ceramic impeller, a diameter of 20~60mm of the first hole for injecting glue so that
Resin has the structure feature of large-size, enhances the resin bonding intensity of silicon carbide ceramics and metal framework structure filling,
While effectively improving heavy type slurry pump large size silicon carbide ceramic impeller shock resistance, takes into account and improve resin to metal
The horizontal force of skeleton improves the adhesive strength between silicon carbide ceramics and metallic framework, and extend product uses the longevity
Life.
5. a kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump, the connecting component with main shaft is changed by silicon carbide ceramics
Become metallic framework, change into metal material from ceramic material, reduce difficulty of processing, facilitates the large-scale carbon of heavy type slurry pump
SiClx ceramic impeller is attached and fixes with main shaft, and impeller and main shaft are connected by the way of threaded connection, has structure letter
The advantages that list, connection reliable, convenient for disassembly and assembly.
6. a kind of heavy type slurry pump is arranged with large-scale silicon carbide ceramic impeller, frustum on the axial line of silicon carbide ceramics,
The intensity of silicon carbide ceramics is enhanced, and the main shaft being threadedly coupled with assembly bench can be protected not by dielectric corrosion.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it, without creative efforts, can also be according to these attached drawings for persons skilled in the art
Obtain other attached drawings.
Fig. 1 is the sectional view of the large-scale silicon carbide ceramic impeller of heavy type slurry pump of the utility model.
Fig. 2 is the structural schematic diagram of the metallic framework of the utility model.
In figure, 1, silicon carbide ceramics；2, metallic framework；21, front shroud；22, metal blade；23, back shroud；24, first
Hole for injecting glue；25, the second hole for injecting glue；26, assembly bench；27, frustum.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, the technical solution in embodiment is carried out it is clear, complete
Ground describes.Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, institute that persons skilled in the art are obtained without creative efforts
There is other embodiment, shall fall within the protection scope of the present invention.
As shown in Fig. 1~2, a kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump use, including silicon carbide ceramics 1 and edge are set
Metallic framework 2 inside silicon carbide ceramics 1, the metallic framework 2 include front shroud 21, metal blade 22 and back shroud 23,
The metal blade 22 is folded between front shroud 21 and back shroud 23, and metallic framework 2 is easy to process and has good machinery
Performance, front shroud 21, metal blade 22 and back shroud 23 form I-shaped complex three-dimensional structure, and the edge of metallic framework 2 is located at carbon
The inside of SiClx ceramics 1 effectively increases enhancing effect of the metallic framework 2 to 1 intensity of silicon carbide ceramics, to significantly improve
The shock resistance of the large-scale silicon carbide ceramic impeller entirety of heavy type slurry pump, is suitable for the slurry that long-term delivery diameter is more than 8mm
Expect particle, it is viscous filled with resin in the fit-up gap there are fit-up gap between the metallic framework 2 and silicon carbide ceramics 1
Connect agent, metallic framework 2 is pre-buried to inside silicon carbide ceramics 1 when making, metallic framework 2 and silicon carbide ceramics 1 are solid by fixture
After fixed, resin adhesive is poured into the gap between silicon carbide ceramics 1 and metallic framework 2, resin adhesive forms complexity
Three-dimensional adhesive linkage structure, the large-scale silicon carbide ceramic impeller of integrated heavy type slurry pump is formed after ambient temperature curing molding,
Product bonding is secured, and service life is long.
The embedded design of metallic framework 2 reduces the thickness of silicon carbide ceramics 1, reduces the sintering of silicon carbide ceramics 1
Difficulty ensures that silicon carbide ceramics 1 is grilled thoroughly.
In the present embodiment, several the first hole for injecting glue 24 are provided through on the front shroud 21, resin is filled in perfusion
Full first hole for injecting glue 24, silicon carbide ceramics 1 and metal can be strengthened after hardening of resin in the resin layer for being transversely formed H-shaped
Adhesive strength between skeleton 2.
In the present embodiment, a diameter of 20~60mm of first hole for injecting glue 24 so that resin has the knot of large-size
Structure feature enhances the resin bonding intensity of silicon carbide ceramics 1 and 2 structure filling of metallic framework, is effectively improving heavy slag
The shock resistance of the large-scale silicon carbide ceramic impeller of stock pump simultaneously, takes into account the horizontal force for improving resin to metallic framework 2,
The adhesive strength between silicon carbide ceramics 1 and metallic framework 2 is improved, the service life of product is extended.
In the present embodiment, several the second hole for injecting glue 25 are provided through on the back shroud 23, resin is filled in perfusion
Full second hole for injecting glue 25, after hardening of resin can in the resin layer for being transversely formed H-shaped, coordinate the first hole for injecting glue 24 in use,
Further enhance the adhesive strength between silicon carbide ceramics 1 and metallic framework 2.
The resin layer of three-dimensional mesh is formed after hardening of resin, resin layer is simultaneously horizontal and vertical to silicon carbide ceramics 1
It is bonded with metallic framework 2, greatly strengthens the adhesive strength between silicon carbide ceramics 1 and metallic framework 2, product makes
It is greatly extended with the service life.
In the present embodiment, raises up at the center of the back shroud 23 and be provided with assembly bench 26, the assembly bench 26
It is internally provided with internal thread, the connecting material with main shaft is changed into metal material from ceramic material, improves bonding strength, is reduced
Difficulty of processing, raised assembly bench 26 enable the surface of metallic framework 2 to fill more resin adhesive without blocking
Assembly bench 26, improves the adhesive strength between silicon carbide ceramics 1 and metallic framework 2, and weight is connected by the way of threaded connection
Type Pulp pump large-scale silicon carbide ceramic impeller and main shaft have many advantages, such as that simple in structure, connection is reliable, convenient for disassembly and assembly.
In the present embodiment, 21 direction of cover board convexes to form frustum 27 to the assembly bench 26 forward, and the setting of frustum 27 is being carbonized
On the axial line of silicon ceramics 1, the intensity of silicon carbide ceramics 1 is enhanced, and the main shaft being threadedly coupled with assembly bench 26 can be protected
Not by dielectric corrosion.
In the present embodiment, the use of the metallic framework 2 can be used stainless steel, cast iron or other metal materials and be made.
In a preferred embodiment, the metallic framework 2 is made of stainless steel, and has, is high intensity, excellent
The features such as good inoxidizability and corrosion resistance.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.To the upper of the disclosed embodiments
State it is bright, enable professional and technical personnel in the field realize or use the utility model.Various modifications to these embodiments pair
It will be apparent for those skilled in the art, the general principles defined herein can not depart from this reality
In the case of with novel spirit or scope, realize in other embodiments.Therefore, the utility model is not intended to be limited to this
These embodiments shown in text, and it is to fit to widest range consistent with the principles and novel features disclosed in this article.
Claims (7)
1. a kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump, it is characterised in that：It is located at including silicon carbide ceramics (1) and edge
The internal metallic framework (2) of silicon carbide ceramics (1), the metallic framework (2) include front shroud (21), metal blade (22) and after
Cover board (23), the metal blade (22) are folded between front shroud (21) and back shroud (23), the metallic framework (2) and carbon
There are fit-up gap between SiClx ceramics (1), resin adhesive is filled in the fit-up gap.
2. the large-scale silicon carbide ceramic impeller of heavy type slurry pump according to claim 1, it is characterised in that：The front shroud
(21) several the first hole for injecting glue (24) are provided through on.
3. the large-scale silicon carbide ceramic impeller of heavy type slurry pump according to claim 2, it is characterised in that：First note
A diameter of 20~60mm in glue hole (24).
4. the large-scale silicon carbide ceramic impeller of heavy type slurry pump according to claim 1, it is characterised in that：The back shroud
(23) several the second hole for injecting glue (25) are provided through on.
5. the large-scale silicon carbide ceramic impeller of heavy type slurry pump according to claim 1, it is characterised in that：The back shroud
(23) it raises up at center and is provided with assembly bench (26), the assembly bench (26) is internally provided with internal thread.
6. the large-scale silicon carbide ceramic impeller of heavy type slurry pump according to claim 5, it is characterised in that：The assembly bench
(26) cover board (21) direction convexes to form frustum (27) forward.
7. the large-scale silicon carbide ceramic impeller of heavy type slurry pump according to claim 1, it is characterised in that：The metal bone
Frame (2) is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820519925.0U CN208073779U (en) | 2018-04-12 | 2018-04-12 | A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820519925.0U CN208073779U (en) | 2018-04-12 | 2018-04-12 | A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208073779U true CN208073779U (en) | 2018-11-09 |
Family
ID=64040961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820519925.0U Active CN208073779U (en) | 2018-04-12 | 2018-04-12 | A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208073779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608950A (en) * | 2020-05-26 | 2020-09-01 | 佛山兴技源科技有限公司 | Anti-abrasion part in centrifugal mechanical pump and manufacturing method thereof |
-
2018
- 2018-04-12 CN CN201820519925.0U patent/CN208073779U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608950A (en) * | 2020-05-26 | 2020-09-01 | 佛山兴技源科技有限公司 | Anti-abrasion part in centrifugal mechanical pump and manufacturing method thereof |
| CN111608950B (en) * | 2020-05-26 | 2021-06-11 | 佛山兴技源科技有限公司 | Anti-abrasion part in centrifugal mechanical pump and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108443161A (en) | A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump | |
| CN208073779U (en) | A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump | |
| CN206000469U (en) | Ceramic base hot pressing impregnated honeycomb ceramics diamond bit | |
| CN108425880A (en) | A kind of small-sized silicon carbide ceramic impeller of heavy type slurry pump | |
| CN108591115A (en) | A kind of medium-sized silicon carbide ceramic impeller of heavy type slurry pump | |
| CN208073860U (en) | A kind of medium-sized silicon carbide ceramic impeller of heavy type slurry pump | |
| CN208073859U (en) | A kind of small-sized silicon carbide ceramic impeller of heavy type slurry pump | |
| CN103196006A (en) | High-wear-resistance delivery pipe and manufacturing method thereof | |
| CN209041168U (en) | A kind of wearable silicon nitride ceramic impeller | |
| CN201676699U (en) | Two-section type sintering cup | |
| CN106323002B (en) | Sintering machine charge level edge air leakage preventing device | |
| CN206904224U (en) | A kind of composite gasket | |
| CN209041159U (en) | A kind of large-scale silicon carbide ceramics backplate of pump | |
| CN209976892U (en) | Slurry pump volute with wear-resistant ceramic insert | |
| CN220081743U (en) | Large silicon carbide ceramic impeller | |
| CN204004840U (en) | Sand-discharging submerged pump delivery pipe | |
| CN205779865U (en) | A kind of sea water pump coupling structure | |
| CN205325493U (en) | Grinding wheel | |
| CN204004839U (en) | A kind of sand-discharging submerged pump delivery pipe | |
| CN201604084U (en) | Reinforced glass fiber steel plate paper | |
| CN205700849U (en) | A kind of strong adhesive force ceramic lining plate | |
| CN204171881U (en) | A kind of instant inserted and instant using type diamond disk | |
| CN201050305Y (en) | Straight high-intensity carbide alloy mining bit | |
| CN202850870U (en) | Flatbed cemented carbide substrate for synthetic diamond spherical tooth clad sheet | |
| CN208073778U (en) | A kind of heavy type slurry pump silicon carbide ceramics spiral case |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |