CN209976892U - Slurry pump volute with wear-resistant ceramic insert - Google Patents
Slurry pump volute with wear-resistant ceramic insert Download PDFInfo
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- CN209976892U CN209976892U CN201920579922.0U CN201920579922U CN209976892U CN 209976892 U CN209976892 U CN 209976892U CN 201920579922 U CN201920579922 U CN 201920579922U CN 209976892 U CN209976892 U CN 209976892U
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- volute
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- 239000000919 ceramic Substances 0.000 title claims abstract description 69
- 239000002002 slurry Substances 0.000 title claims description 19
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 15
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 11
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 239000013049 sediment Substances 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 9
- 239000007787 solid Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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Abstract
The utility model relates to a take sediment stuff pump spiral case that wear-resisting pottery inserted, including the spiral case body, spiral case body internal surface is equipped with wear-resisting ceramic layer, wear-resisting ceramic layer overflows partial shape unanimous with the partial shape that overflows of spiral case body designing requirement, wear-resisting ceramic layer is the burst structure, each other is the interlock between each piece of wear-resisting ceramic layer, it has the excessive layer of wear-resisting to fill between spiral case body and the wear-resisting ceramic layer. The utility model discloses can solve the poor problem of wearability of traditional carbide spiral case, also can solve the poor problem of current ceramic sediment stuff pump wearability, shock resistance simultaneously.
Description
Technical Field
The utility model relates to a fluidic device technical field particularly, relates to a take sediment stuff pump spiral case that wear-resisting pottery inserted.
Background
The slurry pump is widely applied to the technical fields of mines, power plants, metallurgy, chemical industry, building materials and the like, and is used for conveying slurry containing solid particles. The industrial working conditions lead to easy abrasion of the overflowing part of the slurry pump due to high solid content of slurry, short service life and frequent replacement. Thereby increasing the use and maintenance costs of the device. The same problem exists with a volute as part of the slurry pump flow passage component.
In the prior art, most of the volute of the slurry pump is a volute body, and the volute is also provided with a ceramic volute and a volute combined by other materials and silicon carbide, and mainly has the following defects: (1) in the use process, due to the fact that the solid particle content of the slurry is high, the abrasion of the metal guard plate is accelerated due to the corrosivity of the slurry in some environments, and the service life of the slurry pump is short; (2) the material selection of the wear-resistant ceramic does not cause short service life of the volute; (3) the problems of the structure and bonding strength of the wear-resistant material cause the ceramic body to easily fall off the volute body.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem among the correlation technique, the utility model provides a take sediment stuff pump spiral case that wear-resisting pottery inserted can solve the poor problem of wearability of traditional carbide spiral case, also can solve the poor problem of current pottery sediment stuff pump wearability, shock resistance simultaneously.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
the design is a slurry pump volute with a wear-resistant ceramic insert, and the volute comprises a volute body, wherein a wear-resistant ceramic layer is arranged on the inner surface of the volute body, the shape of the flow-through part of the wear-resistant ceramic layer is consistent with that of the flow-through part of the volute body, the wear-resistant ceramic layer is composed of a plurality of ceramic pieces connected with one another, and a wear-resistant transition layer is filled between the volute body and the wear-resistant ceramic layer.
Preferably, the jaw tongue portion of the wear-resistant ceramic layer is thickened.
Preferably, the wear-resistant ceramic layer is divided into a first ceramic piece, a second ceramic piece, a third ceramic piece, a fourth ceramic piece, a fifth ceramic piece, a sixth ceramic piece and a seventh ceramic piece, and each structure of the wear-resistant ceramic layer corresponds to the indexing element structure of the fluid part of the volute body.
Preferably, the material of the wear-resistant ceramic layer is reaction sintered silicon carbide, a silicon carbide sintered body, a zirconia sintered body or an alumina sintered body.
Preferably, the material of the wear-resistant transition layer is resin-bonded silicon carbide.
Preferably, the volute body material is metal.
The utility model has the advantages that:
1. the utility model discloses in, it is reaction sintering carborundum, carborundum sintered body, aluminium oxide or zirconia to overflow the part, has very high compressive strength and rupture strength, can obviously improve the wearability and the impact resistance of spiral case.
2. The utility model discloses in, wear-resisting pottery is the mosaic structure of burst, and each piece is each other independent while and inlays the interlock each other again, can effectively avoid whole ceramic piece because local impact crackle appears to lead to the crack diffusion, and then lead to wear-resisting pottery whole to drop, can obviously improve the impact resistance in the use.
3. The utility model discloses in, wear-resisting ceramic's jaw tongue part thickening can obviously improve the life of spiral case, can longer time maintain the work efficiency of pump simultaneously.
4. The utility model discloses in, wear-resisting transition layer material is resin bonding carborundum, the bonding strength between the wear-resisting pottery of improvement that can be very big and the spiral case body, and resin bonding carborundum has good wear-resisting corrosion resistance simultaneously, also can improve spiral case wearability and life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a volute of a slurry pump with a wear-resistant ceramic insert according to an embodiment of the present invention.
Fig. 2 is a schematic sectional view taken along line a-a in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
As shown in fig. 1-2, according to the utility model provides a take sediment stuff pump spiral case that wear-resisting pottery inserted, including spiral case body 1, spiral case body 1 internal surface is equipped with wear-resisting ceramic layer 2, wear-resisting ceramic layer 2 overflows partial shape unanimous with the partial shape that overflows of spiral case body 1 designing requirement, wear-resisting ceramic layer 2 is the burst structure, each other is the interlock between each piece of wear-resisting ceramic layer 2, it has wear-resisting excessive layer 3 to fill between spiral case body 1 and the wear-resisting ceramic layer 2.
In the preferred embodiment, the jaw tongue part of the wear-resistant ceramic layer 2 is thickened, so that the service life of the volute can be obviously prolonged, and the working efficiency of the pump can be maintained for a longer time.
In the preferred embodiment, the wear-resistant ceramic layer 2 is divided into a first ceramic piece 21, a second ceramic piece 22, a third ceramic piece 23, a fourth ceramic piece 24, a fifth ceramic piece 25, a sixth ceramic piece 26 and a seventh ceramic piece 27, and each structure of the wear-resistant ceramic layer 2 corresponds to the indexing element structure of the fluid part of the volute body 1.
In the preferred embodiment, the material of the wear-resistant ceramic layer 2 is reaction sintered silicon carbide, or a silicon carbide sintered body, or a zirconia sintered body, or an alumina sintered body, and has high compressive strength and rupture strength, so that the wear resistance and impact resistance of the volute casing can be obviously improved.
In the preferred embodiment, the material of the wear-resistant transition layer 3 is resin-bonded silicon carbide, so that the bonding strength between the wear-resistant ceramic and the volute body can be greatly improved, and meanwhile, the resin-bonded silicon carbide has good wear resistance and corrosion resistance, and the wear resistance and the service life of the volute can also be improved.
In the preferred embodiment, the volute body 1 is made of metal, and can support and maintain the shape of the wear-resistant ceramic layer 2, and meanwhile, the volute body is matched and connected with a pump body.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a take slurry pump spiral case that wear-resisting pottery inserted, includes spiral case body (1), its characterized in that, spiral case body (1) internal surface is equipped with wear-resisting ceramic layer (2), wear-resisting ceramic layer (2) overflow the partial shape unanimous with spiral case body (1), wear-resisting ceramic layer (2) comprise a plurality of interconnect's potsherd, it has wear-resisting excessive layer (3) to fill between spiral case body (1) and wear-resisting ceramic layer (2).
2. The slurry pump volute with the wear-resistant ceramic insert according to claim 1, wherein a jaw portion of the wear-resistant ceramic layer (2) is thickened.
3. The volute of slurry pump with the wear-resistant ceramic insert according to claim 1, wherein the wear-resistant ceramic layer (2) is divided into a first ceramic piece (21), a second ceramic piece (22), a third ceramic piece (23), a fourth ceramic piece (24), a fifth ceramic piece (25), a sixth ceramic piece (26) and a seventh ceramic piece (27), and each structure of the wear-resistant ceramic layer (2) corresponds to the indexing element structure of the fluid part of the volute body (1).
4. The volute casing of the slurry pump with the wear-resistant ceramic insert according to any one of claims 1 to 3, wherein the wear-resistant ceramic layer (2) is made of reaction-sintered silicon carbide, silicon carbide sintered body, zirconia sintered body or alumina sintered body.
5. The volute casing of the slurry pump with the wear-resistant ceramic insert according to claim 1, wherein the wear-resistant transition layer (3) is made of resin-bonded silicon carbide.
6. The slurry pump volute with the wear-resistant ceramic insert according to claim 1, wherein the volute body (1) is made of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579922.0U CN209976892U (en) | 2019-04-25 | 2019-04-25 | Slurry pump volute with wear-resistant ceramic insert |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579922.0U CN209976892U (en) | 2019-04-25 | 2019-04-25 | Slurry pump volute with wear-resistant ceramic insert |
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| Publication Number | Publication Date |
|---|---|
| CN209976892U true CN209976892U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920579922.0U Active CN209976892U (en) | 2019-04-25 | 2019-04-25 | Slurry pump volute with wear-resistant ceramic insert |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396367A (en) * | 2020-05-11 | 2020-07-10 | 山东省章丘鼓风机股份有限公司 | Drag-reducing wear-resistant slurry pump volute |
-
2019
- 2019-04-25 CN CN201920579922.0U patent/CN209976892U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396367A (en) * | 2020-05-11 | 2020-07-10 | 山东省章丘鼓风机股份有限公司 | Drag-reducing wear-resistant slurry pump volute |
| WO2021227263A1 (en) * | 2020-05-11 | 2021-11-18 | 山东省章丘鼓风机股份有限公司 | Resistance-reduction and abrasion-resistance slurry pump volute |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200904 Address after: 264006 no.2-5-b, No.2, Lushan Road, Yantai Economic and Technological Development Zone, Shandong Province Patentee after: Shandong Zhonghe Machinery Technology Co.,Ltd. Address before: 050000 Nantun village, Luancheng District, Shijiazhuang City, Hebei Province Patentee before: Shijiazhuang Kaien Machinery Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240529 Address after: 071000 Dongchang District, San Road, Traditional Chinese Medicine Industrial Park, Anguo City, Baoding City, Hebei Province Patentee after: Hebei Boke Pump Machine New Material Co.,Ltd. Country or region after: China Address before: No. 2-5-B, No. 2 Lushan Road, Economic and Technological Development Zone, Yantai City, Shandong Province, 264006 Patentee before: Shandong Zhonghe Machinery Technology Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |