CN201159194Y - Steel plastic ceramic composite corrosion-proof centrifugal pump - Google Patents
Steel plastic ceramic composite corrosion-proof centrifugal pump Download PDFInfo
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- CN201159194Y CN201159194Y CNU2008200027521U CN200820002752U CN201159194Y CN 201159194 Y CN201159194 Y CN 201159194Y CN U2008200027521 U CNU2008200027521 U CN U2008200027521U CN 200820002752 U CN200820002752 U CN 200820002752U CN 201159194 Y CN201159194 Y CN 201159194Y
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- centrifugal pump
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- impeller
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Abstract
The utility model relates to the field of conveying equipment for corrosive media, in particular to a steel-plastic ceramic composite anticorrosive centrifugal pump which resolves the problems existed in the existing anticorrosive centrifugal pump. Nano-ceramic reinforced plastic anticorrosive coatings are additionally arranged on flow-through surfaces of a pump body and a pump cover. An impeller is wholly made of plastic based ceramic materials, or a nano-ceramic reinforced plastic anticorrosive coating is additionally arranged on the flow-through surface of the impeller. A sealing ring is wholly made of toughed ceramics. A pump shaft is a bimetal pump shaft of a stainless steel section and a carbon steel section in butt joint via friction welding, or is a metal ceramic pump shaft of a ceramic section and a carbon steel section in overstrained butt joint. A flow-through end of the pump shaft is the stainless steel section or the ceramic section. The anticorrosive performance of the centrifugal pump is superior to that of the stainless pump, as well as the wear-resisting property superior to that of the plastic pump. As the centrifugal pump is not wholly made of expensive stainless steel or rare plastics, but made of the common steel having advantageous strength and the nano-ceramic reinforced plastics having advantageous wear resistance and corrosion prevention, the anticorrosive centrifugal pump is large in scale, multiple in variety, long in service life and low in price.
Description
Technical field
The utility model relates to Korrosionsmedium conveying equipment field, is specially a kind of steel and moulds the anticorrosion centrifugal pump of Ceramic Composite.
Background technique
Known, the centrifugal pump of various models and structure is as the main conveying equipment of liquid medium, be widely used in industrial and agricultural production and various fields of recent life, and domestic present centrifugal pump critical piece more than 93% is to be made by cast iron, not environmental protection and energy saving of corrosion are scrapped and a large amount of vicious circle of producing again in a large number in short-term because the life-span brachmorphy becomes.
In recent years owing to the develop rapidly of social demand and industry, the conveying of Korrosionsmedium is more and more, and scale is increasing, and the energy-conserving and environment-protective requirement is more and more higher.Anticorrosion centrifugal pump is as the main conveying equipment of Korrosionsmedium, be widely used in a plurality of industries and field, desulfurization and dedusting pump such as the coal fired boiler of each factory or unit, coal, the underground alum water of aluminium ore (sulfur-bearing) draining pump, soda acid fluid transfer pumps such as coal washing coking ore dressing plant, magnalium power plant, petrochemical industry chemical fertilizer pharmaceutical factory, sewage treatment works also are used for food and brewage the hygienic environment-protecting pump with drink manufacturing enterprise.And domestic anticorrosion centrifugal pump mainly is stainless steel centrifugal pump and plastic centrifugal pump (comprising the glass fibre reinforced plastics centrifugal pump) at present, both main pumps all are that integral body is made by stainless steel or plastics, though can both play certain antisepsis, but the former cost of material generally is 5～25 times of same size plain cast iron pump (stainless steels different and change), fabricating cost is higher, and Corrosion Protection and being limited in scope, do not satisfy the anticorrosion demand of many chemical enterprise strong corrosive medium high concentration high temperature; Latter material's cost is 4～18 times of the conventional pump cost (plastics varieties different and change), and same fabricating cost is higher, and limited by plastics intensity, mainly is small-sized corrosion protection pump, does not satisfy the demand of the anticorrosion usefulness of the big discharge capacity high pressure of chemical enterprise pump.
Along with the continuous development of art technology, the domestic spraying polytetrafluoroethylene teflon soliquoid coating pump of developing previously is used in petroleum industry, plays anticorrosion and antiseized antifriction function.Because cladding material is a liquid, do the thick coating difficulty, and kind is single, specific aim is poor, restricted application.Developed the steel plastic lined pump subsequently again, plastics variety is mainly polypropylene or teflon, because manufacturing process needs mould, the model kind is restricted.Relevant in recent years institutes's research epoxy composite powder spraying wear resistant coating pump, effect was obvious, also restricted application because material is single, and owing to be not that system pump professional workforce does, so crucial pump performance does not match, whole antiseptic property haves much room for improvement.
Summary of the invention
The utility model provides a kind of steel to mould the anticorrosion centrifugal pump of Ceramic Composite in order to solve existing existing the problems referred to above of anticorrosion centrifugal pump.
The utility model is to adopt following technological scheme to realize: steel is moulded the anticorrosion centrifugal pump of Ceramic Composite, comprise the pump housing, pump cover and through the pump shaft of the pump housing, impeller is equipped with in the pump housing and the overcurrent termination that is positioned at pump shaft, be respectively equipped with seal ring between the impeller and the pump housing, the pump cover, the flow-passing surface of the pump housing, pump cover is set up nano ceramics reinforced plastic anticorrosive coat.Described nano ceramics reinforced plastic is existing well known materials.Adopt structural design of the present utility model, because nano ceramics reinforced plastic itself has characteristics such as anticorrosion by force, wear resistance height, so that the antiseptic property of anticorrosion centrifugal pump meets or exceeds stainless steel pump, wear-resisting property surpasses plastic pump, and because it is not to be made by expensive material on the whole, just carry out anticorrosion at key position, surface anticorrosion is handled properly easily, and not only antiseptic property is reliable, and wear resistance obviously improves, and preparation process is easy, and overall cost is lower.
In order further to prolong the working life of whole centrifugal pump, auxiliary equipments such as described impeller, seal ring and pump shaft all adopt corresponding anticorrosion antiwear structural design, and specific as follows: impeller is by setting up nano ceramics reinforced plastic anticorrosive coat on the flow-passing surface of moulding that base ceramic material is made or impeller on the whole; Seal ring adopts toughening ceramic to make on the whole; Pump shaft is the bimetal pump shaft that docked with carbon steel section friction welding by the stainless steel section or crosses the ceramet pump shaft that should dock by the pottery section with the carbon steel section, and the overcurrent termination of pump shaft is stainless steel section or pottery section.
Compared with prior art, the utlity model has following advantage:
1, given full play to the high strength of Structural Hardware, strong anticorrosion and the ceramic not only anticorrosion but also wear-resisting effect of special plastic, the three organically combines, and the most economical anticorrosion needs of having realized the high-lift or magna pump of big flow have effectively improved operational safety and life-span simultaneously;
2, on existing centrifugal pump, set up nano ceramics reinforced plastic anticorrosive coat and do not need mould, basically do not change the fitted position of original metal pump, not only make the variation of kind model and the standardization of anticorrosion centrifugal pump, and utilize modernized new technology and equipment, the automaticity height, manufacturing process is simple, and is easy to maintenance;
3, auxiliary equipments such as impeller, seal ring, pump shaft select for use corrosion-proof wear-resistant material to make equally, and are with pump housing life-span coupling, scientific and reasonable;
4, compare with stainless steel centrifugal pump or plastic centrifugal pump, both guaranteed antiseptic property, improved wear-resisting property, prolonged working life, reduced cost again;
In a word, anticorrosion centrifugal pump described in the utility model, antiseptic property meets or exceeds stainless steel pump, wear-resisting property surpasses plastic pump, because it is not whole expensive stainless steel material or the rare plastics of using that steel is moulded porcelain composite anti-corrosive centrifugal pump, but having made full use of the strength advantage of common iron and steel, the wear-and corrosion-resistant advantage of nano ceramics reinforced plastic, steel is moulded porcelain and is organically combined, thereby makes anticorrosion centrifugal pump maximization, many kinds, long-life, low price.
Description of drawings
Fig. 1 is a structural representation of the present utility model
Among the figure: the 5-impeller 6-seal ring 7-nanometer of 1-pump housing 2-pump cover 3-pump shaft 4-overcurrent termination
Pottery reinforced plastic anticorrosive coat
Embodiment
Steel is moulded the anticorrosion centrifugal pump of Ceramic Composite, comprise the pump housing 1, pump cover 2 and through the pump shaft 3 of the pump housing 1, impeller 5 is equipped with in the pump housing 1 and overcurrent termination 4 that is positioned at pump shaft 3, the impeller 5 and the pump housing 1, be respectively equipped with seal ring 6 between the pump cover 2, the pump housing 1, the flow-passing surface of pump cover 2 is set up nano ceramics reinforced plastic anticorrosive coat 7, this anticorrosive coat is to pass through electrophoresis, electrostatic spraying, fluidized bed soaks Modern New Technology and equipment such as to be moulded and nano ceramics reinforced plastic evenly is coated on the flow-passing surface and forms, nano ceramics reinforced plastic is (to can be PFA by anti-rot plastic, ETFE, FEP, ECTFE, PPS, CPE, Epoxy, Po, Pu, Dualval, any or several compound among 11 kinds of the PEEK) and nano ceramics strengthening agent (such as nano aluminium oxide etc.) be composited, can directly buy from the market, the coating thickness of anticorrosive coat generally at 800-2000 μ m, can be determined according to actual needs.
Impeller 5 is made by moulding base ceramic material on the whole, this is moulded base ceramic material and is formed by plastics and Ceramic Composite, used plastics variety is consistent with the plastics variety of nano ceramics reinforced plastic anticorrosive coat, used pottery can be aluminium oxide, zirconium oxide etc., be existing well known materials, anticorrosion, the wear-resisting property of this composite material itself are better than stainless steel or plastics; When non-batch is made, can only on the flow-passing surface of existing cast iron impeller, set up nano ceramics reinforced plastic anticorrosive coat, this anticorrosive coat material is identical with material on the pump housing, the pump cover flow-passing surface, can reach antiseptic effect equally.
Seal ring 6 adopts toughening ceramic to make on the whole, and described toughening ceramic can be zirconia ceramics, zirconium oxide modified aluminas pottery or aluminium oxide ceramics etc.
Claims (5)
1, a kind of steel is moulded the anticorrosion centrifugal pump of Ceramic Composite, comprise the pump housing (1), pump cover (2) and through the pump shaft (3) of the pump housing (1), impeller (5) is equipped with in the pump housing (1) and the overcurrent termination (4) that is positioned at pump shaft (3), be respectively equipped with seal ring (6) between the impeller (5) and the pump housing (1), the pump cover (2), it is characterized in that the flow-passing surface of the pump housing (1), pump cover (2) is set up nano ceramics reinforced plastic anticorrosive coat (7).
2, steel according to claim 1 is moulded the anticorrosion centrifugal pump of Ceramic Composite, it is characterized in that impeller (5) makes by moulding base ceramic material on the whole.
3, steel according to claim 1 is moulded the anticorrosion centrifugal pump of Ceramic Composite, it is characterized in that setting up nano ceramics reinforced plastic anticorrosive coat on the flow-passing surface of impeller (5).
4, mould the anticorrosion centrifugal pump of Ceramic Composite according to claim 1 or 2 or 3 described steel, it is characterized in that seal ring (6) adopts toughening ceramic to make on the whole.
5, mould the anticorrosion centrifugal pump of Ceramic Composite according to claim 1 or 2 or 3 described steel, it is characterized in that pump shaft (3) is the bimetal pump shaft that docked with carbon steel section friction welding by the stainless steel section or crosses the ceramet pump shaft that should dock by the pottery section with the carbon steel section, the overcurrent termination (4) of pump shaft be stainless steel section or ceramic section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200027521U CN201159194Y (en) | 2007-02-08 | 2008-01-21 | Steel plastic ceramic composite corrosion-proof centrifugal pump |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200720031201.3 | 2007-02-08 | ||
| CN200720031201 | 2007-02-08 | ||
| CNU2008200027521U CN201159194Y (en) | 2007-02-08 | 2008-01-21 | Steel plastic ceramic composite corrosion-proof centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201159194Y true CN201159194Y (en) | 2008-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200027521U Expired - Fee Related CN201159194Y (en) | 2007-02-08 | 2008-01-21 | Steel plastic ceramic composite corrosion-proof centrifugal pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN201159194Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261335A (en) * | 2010-05-31 | 2011-11-30 | 陈存东 | Process for high-ductility and high-strength polyether ceramic matrix combination pump |
| WO2013020838A3 (en) * | 2011-08-05 | 2013-08-29 | SIMS International GmbH | Centrifugal pump |
| CN103527492A (en) * | 2013-05-08 | 2014-01-22 | 江苏大学 | Novel two-stage impeller ceramic pump |
| CN105179304A (en) * | 2015-09-17 | 2015-12-23 | 宜兴市宙斯泵业有限公司 | Plastic corrosion resisting and abrasion resisting pump and molding mold of impeller of plastic corrosion resisting and abrasion resisting pump |
| CN105422499A (en) * | 2015-12-08 | 2016-03-23 | 中国船舶重工集团公司第七一九研究所 | Self-balancing axial force adjusting structure |
| WO2023025550A1 (en) * | 2021-08-27 | 2023-03-02 | KSB SE & Co. KGaA | Closed thick layer for pumps |
-
2008
- 2008-01-21 CN CNU2008200027521U patent/CN201159194Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261335A (en) * | 2010-05-31 | 2011-11-30 | 陈存东 | Process for high-ductility and high-strength polyether ceramic matrix combination pump |
| WO2013020838A3 (en) * | 2011-08-05 | 2013-08-29 | SIMS International GmbH | Centrifugal pump |
| CN103527492A (en) * | 2013-05-08 | 2014-01-22 | 江苏大学 | Novel two-stage impeller ceramic pump |
| CN105179304A (en) * | 2015-09-17 | 2015-12-23 | 宜兴市宙斯泵业有限公司 | Plastic corrosion resisting and abrasion resisting pump and molding mold of impeller of plastic corrosion resisting and abrasion resisting pump |
| CN105422499A (en) * | 2015-12-08 | 2016-03-23 | 中国船舶重工集团公司第七一九研究所 | Self-balancing axial force adjusting structure |
| WO2023025550A1 (en) * | 2021-08-27 | 2023-03-02 | KSB SE & Co. KGaA | Closed thick layer for pumps |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: YUNCHENG YUNYU PUMP INDUSTRY CO., LTD. Free format text: FORMER OWNER: YUNCHENG YANHU XICHENG XINTE ANTICORROSION AND ANTIWEAR SURFACE ENGINEERING TECH Effective date: 20110615 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Huixuan Inventor after: Zhang Yaping Inventor after: Zhang Shizhuo Inventor after: Li Jianjun Inventor before: Zhang Yaping Inventor before: Zhang Shizhuo |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG YAPING ZHANG SHIZHUO TO: ZHANG HUIXUAN ZHANG YAPING ZHANG SHIZHUO LI JIANJUN Free format text: CORRECT: ADDRESS; FROM: 044000 NO. 111, GROUP 2, GUANGXIA CHEMICAL MARKET, YANHU DISTRICT, YUNCHENG CITY, SHANXI PROVINCE TO: 044000 EAST OF DINGJIAZHUO VILLAGE, YUNCHENG CITY, SHANXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110615 Address after: 044000 Shanxi city of Yuncheng Province Ding Jia Zhuo East Village Patentee after: Yuncheng city Yu Yu Pump Co., Ltd. Address before: 044000, No. two, No. 111, Guangsha chemical market, Saline Lake District, Shanxi, Yuncheng Patentee before: Yuncheng Yanhu Xicheng Xinte Anticorrosion and Antiwear Surface Engineering Tech |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081203 Termination date: 20130121 |