CN106337831A - High-technology ceramic pump body used for pump and manufacturing method thereof - Google Patents
High-technology ceramic pump body used for pump and manufacturing method thereof Download PDFInfo
- Publication number
- CN106337831A CN106337831A CN201610890381.4A CN201610890381A CN106337831A CN 106337831 A CN106337831 A CN 106337831A CN 201610890381 A CN201610890381 A CN 201610890381A CN 106337831 A CN106337831 A CN 106337831A
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- CN
- China
- Prior art keywords
- ceramic
- pump
- lined
- pump housing
- metal
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/003—Pressing by means acting upon the material via flexible mould wall parts, e.g. by means of inflatable cores, isostatic presses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/4266—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps made of sheet metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/4286—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps inside lining, e.g. rubber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/20—Oxide or non-oxide ceramics
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a high-technology ceramic pump body used for a centrifugal pump and a manufacturing method thereof. The high-technology ceramic pump body is mainly composed of a ceramic lining and a metal shell, wherein the ceramic lining is formed by combining two semicircular ceramic pieces and is provided with a feeding inlet and a discharging outlet; the metal shell is also composed of two semicircular metal pieces, the structure of the metal shell is matched with ceramic, and the ceramic and metal are bonded with high-temperature glue; and two semicircular parts are connected through bolts, the connection surface is subjected to flexible sealing, and the integrated pump body is formed. The manufacturing method of the high-technology ceramic pump body comprises the steps of ceramic lining manufacturing, ceramic-metal assembly assembling and forming machining. Compared with existing stainless steel and macromolecular pump bodies, the ceramic pump body can simultaneously meet the requirements for corrosion resistance, abrasion resistance, high-temperature resistance, good sealing performance, safety and reliability, and the life of the pump shell is prolonged by 5-10 times. Compared with pump shells inlaid with ceramic blocks, the ceramic of the pump shell of the high-technology ceramic pump body is not disengaged, leakage does not occur, and the reliability is improved.
Description
Technical field
The present invention relates to a kind of pump housing of the centrifugal pump of the field such as electric power, metallurgy, coal, building materials, mine use, this pump housing
It is particularly suitable in corrosion, wear, worst hot case environment, specifically a kind of pump the high-performance ceramicss pump housing and its manufacture method.
Background technology
Centrifugal pump is widely used in the industries such as electric power, metallurgy, coal, the building materials slurry containing solid particle for the conveying.As thermoelectricity
Factory's hydraulic(-ash) sluicing, technics of metallurgy mineral dressing factory pulp conveying, coal washery coal slurry and dense medium conveying etc., because these industries finely add in depth
Work more and more higher, the corrosivity of pumped (conveying) medium, particulate matter abrasion, also have medium temperature all more and more harsher.Traditional is stainless
The Corrosion prevention scheme such as steel, polytetrafluoro, corrosion-inhibiting coating expose not anti abrasive problem, have tried in recent years make pottery using high-tech
The problems such as porcelain paster mode exposes seepage again, ceramic block comes off, pump case inner surface structure is difficult to control to, therefore, this field is made
The consumption having become is very serious, and urgent need is wear-resisting and corrosion resistant, also resistant to elevated temperatures product.
Content of the invention
The technical problem to be solved in the present invention is to provide the fields such as a kind of electric power, metallurgy, coal, building materials, mine to use
The pump housing of centrifugal pump and its manufacture method.
The purpose of the present invention is achieved through the following technical solutions:
A kind of centrifugal pump high-performance ceramicss pump housing, the described pump housing is made up of ceramic-lined and metal shell, wherein pottery
Liner is to be formed by two semi-circular ceramic combination, ceramic-lined be provided with feed inlet and outlet, metal shell is also semi-circular by two
Metalwork forms, and structure is matched with pottery, ceramic, two semicircular part bolts bonding by high-temp glue between metal
Connection closure, conjunction plane adopts flexible sealing, the overall pump housing of composition.
Its manufacture method, comprises the following steps:
(1) ceramic-lined manufacture: ceramic-lined physical dimension is designed according to applying working condition, and Ceramics material, adopt
With ball milling, Ball-stirring mill, sand milling technique according to material: ball: ceramic powder, fineness d (50) are prepared in water=1:1～10:0.3～1.0
=0.2um～5um；Ceramic prilling powder d (50)=30um～200um is prepared using spray drying granulation；Using isostatic pressed work
Skill molds ceramic-lined biscuit；Liner external surface shape size and other structures are obtained by machining；High temperature burns till and obtains
Obtain ceramic post sintering part；Inspection ceramic material, physical dimension reach design requirement；
(2) bonding of ceramet: cleaning ceramic outer surface, metal parts inner surface, apply appropriate high-temp glue, bonding is solid
Change；
(3) assembly processing: the plane of mill processing two half parts is inner surface, makes smooth at pump case inner surface abutment joint, knot
Structure size meets installation flexible sealing material requirement, and bolt connection two half part is integral, and processing pump shaft mating holes is to size essence
Degree.
Described ceramic-lined for high-performance ceramicss.
Described ceramic-lined it is combined into an integral lining by two semi-circular ceramic members.
Described two ceramic-lined semi-circular ceramic members have medium manhole appendix and pump shaft mating holes.
The described pottery pump housing is to be coupled using bonding way with metal shell by ceramic-lined.
Sealed using flexible sealing mode between described two parts of the pump housing, bolt-connection forms.
Overall tolerance and size on the described pump housing is realized by diamond wheel grinding.
Beneficial effects of the present invention: compared with the existing pump housing, the ceramic pump housing of the present invention and existing rustless steel, high score
The sub- pump housing is compared, and can meet corrosion-resistant, wear-resistant, high temperature resistant, good airproof performance, safe and reliable simultaneously, extend pump case life-span 5～
10 times；Compared with ceramic embedded piece of pump case, pottery will not fall off, will not seepage, improve reliability.
Brief description
Fig. 1 is present configuration schematic diagram.
Fig. 2 is cross-sectional view of the present invention.
In figure: 1- metal shell, 2- is ceramic-lined, 3- charging aperture, 4- fastener nest, 5- flexible seals, and 6- fastens spiral shell
Bolt, 7- discharging opening.
Specific embodiment
With specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, a kind of centrifugal pump high-performance ceramicss pump housing, the described pump housing is by ceramic-lined and metal shell
Composition, wherein ceramic-lined is to be formed by two semi-circular ceramic combination, ceramic-lined be provided with feed inlet and outlet, metal shell is also
It is made up of two semi-circular metalworks, structure is matched with pottery, ceramic, two semicircles bonding by high-temp glue between metal
Part be bolted closure, conjunction plane adopts flexible sealing, the overall pump housing of composition.
The manufacture method of the described high-performance ceramicss pump housing, comprises the following steps:
(a) ceramic-lined manufacture
1) according to applying working condition to design ceramic-lined physical dimension, and select suitable ceramic material, preferably aluminium oxide,
The ceramic materials such as Zirconium oxide plasticizing, zirconium oxide, carborundum；
2) adopt the technique such as ball milling, Ball-stirring mill, sand milling according to material: ball: pottery is prepared in water=1:1～10:0.3～1.0
Powder body；
3) ceramic prilling powder is prepared using spray drying granulation；
4) ceramic-lined biscuit is molded using isostatic pressing process, the inner surface configuration size of liner can be straight forming
Obtain or obtained by machining；
5) liner external surface shape size and other structures are obtained by machining (cnc, car, milling, brill etc.)；
6) high temperature burns till acquisition ceramic post sintering part；
7) whether inspection ceramic material, physical dimension reach design requirement；
The bonding of (b) ceramet
8) cleaning ceramic outer surface, metal parts inner surface, applies appropriate high-temp glue, and bonding solidifies；
C () assembly is processed:
9) plane of mill processing two half parts is inner surface, makes smooth at pump case inner surface abutment joint, physical dimension meets
Require；
10) flexible sealing material is installed, bolt connection two half part is integral, processing pump shaft mating holes is to dimensional accuracy.
Described applying working condition refer to the different medium of corrosivity, particulate matter, the temperature of medium and discharge pressure, flow with
And the seriality etc. that equipment runs requires.
Described ceramic powder refers to that ceramic batch is ground to certain fineness, and fineness scope is d (50)=0.2～5um.
Described pelletizing refers to the spheroidal particle being formed to provide powder redistribution filling in forming process, carefully
Degree scope is d (50)=30～200um.
Described ceramic-lined biscuit refers to suppress the semi-finished product with some strength and certain compactness being formed.
Described machining molding refers to that biscuit has specific dimensions through numerical control or the acquisition of common machining
The technical process of the semi-finished product of shape.
Described ceramic sintered bodies refer to the pottery with the performance such as corrosion-resistant, wear-resistant, high temperature resistant.
Described ceramic-lined for high-performance ceramicss.
Described ceramic-lined it is combined into an integral lining by two semi-circular ceramic members.
Described two ceramic-lined semi-circular ceramic members have medium manhole appendix and pump shaft mating holes.
The described pottery pump housing is to be coupled using bonding way with metal shell by ceramic-lined.
Sealed using flexible sealing mode between described two parts of the pump housing, bolt-connection forms.
Overall tolerance and size on the described pump housing is realized by diamond wheel grinding.
Above content is only citing made for the present invention and illustrates, affiliated those skilled in the art are to being retouched
The specific embodiment stated is made various modifications or supplements or substituted using similar mode, without departing from the design of invention
Or surmount scope defined in the claims, protection scope of the present invention all should be belonged to.
Claims (8)
1. a kind of centrifugal pump high-performance ceramicss pump housing is it is characterised in that the described pump housing is made up of ceramic-lined and metal shell,
Wherein ceramic-lined is to be formed by two semi-circular ceramic combination, ceramic-lined be provided with feed inlet and outlet, metal shell is also by two
Individual semi-circular metalwork composition, structure is matched with pottery, and pottery is bonding by high-temp glue between metal, two semicircular zero
Part is bolted closure, and conjunction plane adopts flexible sealing, the overall pump housing of composition.
2. a kind of manufacture method of the high-performance ceramicss pump housing is it is characterised in that comprise the following steps:
(1) ceramic-lined manufacture: ceramic-lined physical dimension is designed according to applying working condition, and Ceramics material, using ball
Mill, Ball-stirring mill, sand milling technique are according to material: ball: ceramic powder is prepared in water=1:1～10:0.3～1.0, and fineness d (50)=
0.2um～5um；Ceramic prilling powder d (50)=30um～200um is prepared using spray drying granulation；Using isostatic pressing process
Mold ceramic-lined biscuit；Liner external surface shape size and other structures are obtained by machining；High temperature burns till acquisition
Ceramic post sintering part；Inspection ceramic material, physical dimension reach design requirement；
(2) bonding of ceramet: cleaning ceramic outer surface, metal parts inner surface, apply appropriate high-temp glue, bonding solidifies；
(3) assembly processing: the plane of mill processing two half parts is inner surface, makes smooth at pump case inner surface abutment joint, structure chi
Very little meet installation flexible sealing material requirement, bolt connection two half part is integral, and processing pump shaft mating holes is to dimensional accuracy.
3. the pump housing according to claim 1 it is characterised in that described ceramic-lined for high-performance ceramicss.
4. the pump housing according to claim 1 is it is characterised in that described ceramic-lined combined by two semi-circular ceramic members
Become an integral lining.
5. the pump housing according to claim 1 is it is characterised in that described two ceramic-lined semi-circular ceramic members have Jie
Matter manhole appendix and pump shaft mating holes.
6. manufacture method according to claim 2 it is characterised in that the described pottery pump housing be by ceramic-lined with metal outside
Shell adopts bonding way connection.
7. manufacture method according to claim 2 is it is characterised in that adopt flexible sealing between two parts of the described pump housing
Mode seals, and bolt-connection forms.
8. manufacture method according to claim 2 is it is characterised in that the overall tolerance and size on the described pump housing is logical
Cross diamond wheel grinding realization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610890381.4A CN106337831A (en) | 2016-10-12 | 2016-10-12 | High-technology ceramic pump body used for pump and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610890381.4A CN106337831A (en) | 2016-10-12 | 2016-10-12 | High-technology ceramic pump body used for pump and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106337831A true CN106337831A (en) | 2017-01-18 |
Family
ID=57839327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610890381.4A Pending CN106337831A (en) | 2016-10-12 | 2016-10-12 | High-technology ceramic pump body used for pump and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106337831A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837875A (en) * | 2017-04-13 | 2017-06-13 | 广州市拓道流体设备技术有限公司 | A kind of abrasion-proof slurry pump pump housing |
| CN113153756A (en) * | 2021-04-20 | 2021-07-23 | 合肥精创科技有限公司 | Wear-resistant ceramic flow passage part for slurry pump and preparation method thereof |
| CN117067380A (en) * | 2023-10-11 | 2023-11-17 | 成都永益泵业股份有限公司 | Aluminum oxide pump overcurrent component and manufacturing method thereof |
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|---|---|---|---|---|
| JPS59215998A (en) * | 1983-05-24 | 1984-12-05 | Kawasaki Heavy Ind Ltd | Pump casing |
| CN2103674U (en) * | 1991-08-07 | 1992-05-06 | 谢文化 | Special pump for pumping sand |
| CN102374199A (en) * | 2011-11-18 | 2012-03-14 | 宜兴市宙斯泵业有限公司 | Anticorrosive wear-resistant centrifugal pump volute casing |
| CN102809014A (en) * | 2012-08-24 | 2012-12-05 | 姚建力 | Corundum ceramic lining elbow and manufacturing method of corundum ceramic lining |
| WO2013000033A1 (en) * | 2011-06-30 | 2013-01-03 | Weir Minerals (India) Private Limited | A centrifugal pump and volute liner |
| CN104496423A (en) * | 2014-11-18 | 2015-04-08 | 山东硅元新型材料有限责任公司 | 99 alumina ceramic cylinder sleeve inner liner material used for petroleum drilling well and preparation method thereof |
| CN105201914A (en) * | 2015-10-19 | 2015-12-30 | 肖琼 | Wear pump |
| CN205478352U (en) * | 2015-12-06 | 2016-08-17 | 肖琼 | Wear -resisting corrosion resistant sediment stuff pump |
-
2016
- 2016-10-12 CN CN201610890381.4A patent/CN106337831A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59215998A (en) * | 1983-05-24 | 1984-12-05 | Kawasaki Heavy Ind Ltd | Pump casing |
| CN2103674U (en) * | 1991-08-07 | 1992-05-06 | 谢文化 | Special pump for pumping sand |
| WO2013000033A1 (en) * | 2011-06-30 | 2013-01-03 | Weir Minerals (India) Private Limited | A centrifugal pump and volute liner |
| CN102374199A (en) * | 2011-11-18 | 2012-03-14 | 宜兴市宙斯泵业有限公司 | Anticorrosive wear-resistant centrifugal pump volute casing |
| CN102809014A (en) * | 2012-08-24 | 2012-12-05 | 姚建力 | Corundum ceramic lining elbow and manufacturing method of corundum ceramic lining |
| CN104496423A (en) * | 2014-11-18 | 2015-04-08 | 山东硅元新型材料有限责任公司 | 99 alumina ceramic cylinder sleeve inner liner material used for petroleum drilling well and preparation method thereof |
| CN105201914A (en) * | 2015-10-19 | 2015-12-30 | 肖琼 | Wear pump |
| CN205478352U (en) * | 2015-12-06 | 2016-08-17 | 肖琼 | Wear -resisting corrosion resistant sediment stuff pump |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837875A (en) * | 2017-04-13 | 2017-06-13 | 广州市拓道流体设备技术有限公司 | A kind of abrasion-proof slurry pump pump housing |
| CN106837875B (en) * | 2017-04-13 | 2023-12-29 | 广州市拓道新材料科技有限公司 | Wear-resisting sediment stuff pump body |
| CN113153756A (en) * | 2021-04-20 | 2021-07-23 | 合肥精创科技有限公司 | Wear-resistant ceramic flow passage part for slurry pump and preparation method thereof |
| CN117067380A (en) * | 2023-10-11 | 2023-11-17 | 成都永益泵业股份有限公司 | Aluminum oxide pump overcurrent component and manufacturing method thereof |
| CN117067380B (en) * | 2023-10-11 | 2024-01-26 | 成都永益泵业股份有限公司 | Aluminum oxide pump overcurrent component and manufacturing method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Million Jinshan Lujiang County Economic Development Zone of Hefei City, Anhui province 230001 (3rd Ring Rd Wanshan town on the eastern side) Applicant after: Hefei Jing Chuang science and Technology Co., Ltd. Applicant after: Hefei fine innovation Mstar Technology Ltd Address before: Million Jinshan Lujiang County Economic Development Zone of Hefei City, Anhui province 230001 (3rd Ring Rd Wanshan town on the eastern side) Applicant before: HEFEI JINGCHUANG CERAMIC EQUIPMENT TECHNOLOGY CO., LTD. Applicant before: Hefei fine innovation Mstar Technology Ltd |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170118 |
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| RJ01 | Rejection of invention patent application after publication |