CN203023068U - High-temperature-resistant and corrosion-resistant centrifugal pump - Google Patents
High-temperature-resistant and corrosion-resistant centrifugal pump Download PDFInfo
- Publication number
- CN203023068U CN203023068U CN 201220743001 CN201220743001U CN203023068U CN 203023068 U CN203023068 U CN 203023068U CN 201220743001 CN201220743001 CN 201220743001 CN 201220743001 U CN201220743001 U CN 201220743001U CN 203023068 U CN203023068 U CN 203023068U
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- CN
- China
- Prior art keywords
- corrosion
- resistant
- ether
- centrifugal pump
- ketone
- 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.)
- Expired - Lifetime
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- 238000005260 corrosion Methods 0.000 title claims abstract description 26
- 230000007797 corrosion Effects 0.000 title abstract description 10
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 26
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 26
- 229920002530 polyetherether ketone Polymers 0.000 claims description 26
- 230000009970 fire resistant effect Effects 0.000 claims description 16
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 14
- 239000004917 carbon fiber Substances 0.000 claims description 14
- 239000003365 glass fiber Substances 0.000 claims description 14
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 14
- -1 ether ether ketone Chemical class 0.000 claims description 13
- 229920000728 polyester Polymers 0.000 claims description 13
- 230000002787 reinforcement Effects 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 abstract description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 12
- 229910010271 silicon carbide Inorganic materials 0.000 description 12
- 239000002253 acid Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005058 metal casting Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000012296 anti-solvent Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a high-temperature-resistant and corrosion-resistant centrifugal pump. The high-temperature-resistant and corrosion-resistant centrifugal pump comprises a pump body, and an impeller arranged in the pump body, wherein a high-temperature-resistant and corrosion-resistant layer is arranged on the inner surface of the pump body. The high-temperature-resistant and corrosion-resistant centrifugal pump disclosed by the utility model can be used for stably conveying a corrosive fluid medium for a long time, as well as is long in service life, simple and convenient to machine, safe, and low in cost.
Description
Technical field
The utility model belongs to the centrifugal pump machining field, is specifically related to a kind of fire-resistant anti-corrosion centrifugal pump.
Background technique
In the process that slurries or liquid are carried, the centrifugal pump equipment that is absolutely necessary, and the aspects such as the working life of centrifugal pump, operational efficiency and safety reliability play vital effect to continuous, steady production.Along with industrial expansion, require the user of the pump of applicable harsh operating mode to get more and more, both required the abrasion of anti-solid particle, need again to carry the strong acid Korrosionsmedium, also require simultaneously to work under higher temperature.Common metal casting centrifugal pump can't satisfy the wear resistant corrosion resistant requirement at all, though and rare metal such as titanium alloy material can adapt to some harsh operating mode, expensive, cost is too high, in use accessory consumption large, operating cost is high, and repairs difficulty; In addition, line with rubber centrifugal pump serviceability temperature is limited, and wear resistance is relatively poor, glue-line easily damages, and teflon, ultra-high molecular weight polyethylene are also undesirable as pump housing inner lining material, and their high temperature abrasion resistance is relatively poor, frequently keep in repair, change in causing producing, have a strong impact on production.
Glass fiber reinforced polyester ether ether ketone, SiC reinforcement polyether-ether-ketone and carbon fiber reinforced polyether-ether-ketone are existing polymer materials, can be commercially available, and serviceability temperature can reach 315 ℃ continuously, still keeps significant intensity and rigidity in the time of 300 ℃.Can be used for manufacturing equipment parts, various bearing axle sleeve, compressor part etc., just increasingly enlarge in the application of the industries such as Aero-Space, defence and military, electronic information, electronic apparatus, automobile, machinery industry, medicine, chemical industry, household electric appliance.
Industrial production is continuous in order to make, safe operation, reduces simultaneously the cost of production of centrifugal pump, and still there is demand in people for corrosion-and high-temp-resistant (especially strong acid) centrifugal pump.
The model utility content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of fire-resistant anti-corrosion centrifugal pump.
Fire-resistant anti-corrosion centrifugal pump of the present utility model comprises the pump housing and the impeller that is placed in described pump body; Wherein, a corrosion-and high-temp-resistant layer is arranged on the internal surface of the described pump housing.
Preferably, described corrosion-and high-temp-resistant layer is glass fiber reinforced polyester ether ether ketone layer, SiC reinforcement polyether-ether-ketone layer or carbon fiber reinforced polyether-ether-ketone layer.
Preferably, described impeller is made by glass fiber reinforced polyester ether ether ketone, SiC reinforcement polyether-ether-ketone or carbon fiber reinforced polyether-ether-ketone.
Preferably, the thickness of described corrosion-and high-temp-resistant layer is 5 ~ 25mm.
Preferably, the material of the described pump housing is iron or steel.
Fire-resistant anti-corrosion centrifugal pump of the present utility model can be carried active sulfur body medium (high-temperature acidic slip) steadily in the long term, long service life, processing easy, safe, with low cost.
Description of drawings
Fig. 1 is the partial structurtes schematic diagram of fire-resistant anti-corrosion centrifugal pump of the present utility model.
Reference character:
1, the pump housing
2, impeller
3, corrosion-and high-temp-resistant layer
Embodiment
The following examples only are used for explaining the utility model, and unrestricted the utility model.
As seen from Figure 1, fire-resistant anti-corrosion centrifugal pump of the present utility model comprises the pump housing 1 and the impeller 2 that is placed in the described pump housing 1 inside; Wherein, a corrosion-and high-temp-resistant layer 3 is arranged on the internal surface of the described pump housing 1.
Preferably, described corrosion-and high-temp-resistant layer 3 is glass fiber reinforced polyester ether ether ketone layer, SiC reinforcement polyether-ether-ketone layer or carbon fiber reinforced polyether-ether-ketone layer.
Preferably, described impeller 2 is made by glass fiber reinforced polyester ether ether ketone, SiC reinforcement polyether-ether-ketone or carbon fiber reinforced polyether-ether-ketone.
Described glass fiber reinforced polyester ether ether ketone, SiC reinforcement polyether-ether-ketone and carbon fiber reinforced polyether-ether-ketone are existing polymer materials, can be commercially available, and serviceability temperature can reach 315 ℃ continuously, still keeps significant intensity and rigidity in the time of 300 ℃.
In this application, described glass fiber reinforced polyester ether ether ketone, SiC reinforcement polyether-ether-ketone and carbon fiber reinforced polyether-ether-ketone can Alternates; And all can be commercially available (for example, producer of Changchun Jida special plastic engineering Co., Ltd).
In the art, in described glass fiber reinforced polyester ether ether ketone, the mass percentage content of glass fibre is generally 10 ~ 30%.
In the art, in described SiC reinforcement polyether-ether-ketone, the mass percentage content of silicon carbide is generally 3 ~ 10%.
In the art, in described carbon fiber reinforced polyether-ether-ketone, the mass percentage content of carbon fiber is generally 10 ~ 30%.
Described impeller 2 and described corrosion-and high-temp-resistant layer 3 can molding and forming.
Described molding and forming adopts method known to those skilled in the art to realize.For example, can adopt following method:
1) injection machine is prepared: can adopt dismantling screw and barrel to clean, also can use exotic material to clean;
2) mould requires: adopt the Thermal-resistance tool steel to make mould, and mould is carried out the highi degree of accuracy polishing; Adopt the membranous type cast gate, 1-2mm during cast gate thickness, length 3-4mm;
3) pretreatment of raw material: described glass fiber reinforced polyester ether ether ketone, SiC reinforcement polyether-ether-ketone or carbon fiber reinforced polyether-ether-ketone pellet are under 140 ~ 160 ℃, use heated air circulation thermostatic drying chamber oven dry 1 ~ 4h, Liao Ceng Hou Du＜=25mm, the dry material of crossing should in time deposit in seal container or be put into immediately insulation in hopper dryer on injection machine, and temperature is 110 ~ 120 ℃;
4) injection moulding process: the barrel root temperature is 350 ~ 380 ℃, medium temperature is 370 ~ 400 ℃, nozzle temperature is 370 ~ 400 ℃, satisfies start injection in the said temperature situation, and injection pressure is 100 ~ 160MPa, injection speed is middling speed ~ at a high speed, the mould temperature should be 175 ~ 205 ℃, and heat-insulation pressure keeping 30 ~ 60s, dwell pressure are 40 ~ 80MPa, namely plastic, then the demoulding gets final product.
Preferably, the thickness of described corrosion-and high-temp-resistant layer is 5 ~ 25mm.
Corrosion-and high-temp-resistant layer 5 on the internal surface of the pump housing 1 of fire-resistant anti-corrosion centrifugal pump of the present utility model and described impeller 2 adopt glass fiber reinforced polyester ether ether ketone, SiC reinforcement polyether-ether-ketone or the carbon fiber reinforced polyether-ether-ketone of excellent combination property, corrosion-and high-temp-resistant molded, have given full play to the wear resistance of glass fiber reinforced polyester ether ether ketone, SiC reinforcement polyether-ether-ketone or carbon fiber reinforced polyether-ether-ketone excellence itself, good mechanical strength, impact resistance, fatigue resistance and anti-solvent, anti-strong acid corrosion except the concentrated sulphuric scid; Virgin metal casting pump housing high strength, high efficiency die cavity have not only been kept, also improved the high-temperature anticorrosion performance of centrifugal pump, and wear-resisting, surface of internal cavity is smooth, the reduction fluid resistance, can improve the efficient of centrifugal pump, make it can be applicable in chemical industry contact medium for lower than 180 ℃ of operating modes that contain the strong acid ore pulp, compare with the anti-corrosive alloy material of costliness, greatly reduce the processing cost of equipment.
Fire-resistant anti-corrosion centrifugal pump of the present utility model is due to the corrosion-and high-temp-resistant material processed is all carried out at the position of centrifugal pump contact corrosion flowing medium, therefore centrifugal pump and active sulfur body medium are separated fully, therefore the pump housing material of centrifugal pump adopts iron or steel to get final product, can greatly reduce production costs, can solve the corrosion problems of original iron or steel centrifugal pump; Can solve again the problem that adopts original special anticorrosive price.
Compare with the centrifugal pump of prior art, high temperature resistant, acid resistance, the wear resistance of the utility model fire-resistant anti-corrosion centrifugal pump significantly improve, long working life, use safety, need not frequently to change centrifugal pump, to consecutive production and the aspect such as to reduce costs significant.
Therefore, fire-resistant anti-corrosion centrifugal pump of the present utility model can be widely used in the position that acid system (hydrochloric acid) extracts contact corrosion flowing medium (acid slime) in aluminum oxide production process.
It will be understood by those skilled in the art that the utility model is made some modifications or changed also should be within the utility model claim limited range.
Claims (5)
1. a fire-resistant anti-corrosion centrifugal pump, is characterized in that, described centrifugal pump comprises the pump housing and is placed in the impeller of described pump body; Wherein, a corrosion-and high-temp-resistant layer is arranged on the internal surface of the described pump housing.
2. fire-resistant anti-corrosion centrifugal pump according to claim 1, is characterized in that, described corrosion-and high-temp-resistant layer is glass fiber reinforced polyester ether ether ketone layer, SiC reinforcement polyether-ether-ketone layer or carbon fiber reinforced polyether-ether-ketone layer.
3. fire-resistant anti-corrosion centrifugal pump according to claim 2, is characterized in that, described impeller is made by glass fiber reinforced polyester ether ether ketone, SiC reinforcement polyether-ether-ketone or carbon fiber reinforced polyether-ether-ketone.
4. the described fire-resistant anti-corrosion centrifugal pump of any one according to claim 1 ~ 3, is characterized in that, the thickness of described corrosion-and high-temp-resistant layer is 5 ~ 25mm.
5. fire-resistant anti-corrosion centrifugal pump according to claim 4, is characterized in that, the material of the described pump housing is iron or steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220743001 CN203023068U (en) | 2012-12-28 | 2012-12-28 | High-temperature-resistant and corrosion-resistant centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220743001 CN203023068U (en) | 2012-12-28 | 2012-12-28 | High-temperature-resistant and corrosion-resistant centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203023068U true CN203023068U (en) | 2013-06-26 |
Family
ID=48647057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220743001 Expired - Lifetime CN203023068U (en) | 2012-12-28 | 2012-12-28 | High-temperature-resistant and corrosion-resistant centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203023068U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756992A (en) * | 2015-04-24 | 2016-07-13 | 张金荣 | Anti-corrosion, anti-abrasion, high-temperature-resistant, anti-scaling, low-cost and high-cleanliness water pump for automobile |
| CN106015078A (en) * | 2015-04-24 | 2016-10-12 | 张金荣 | Automotive water pump |
| CN104847687B (en) * | 2014-02-16 | 2018-12-25 | 杭州大路实业有限公司 | Drum pump novel sealing ring and preparation method thereof |
| CN112377447A (en) * | 2020-10-20 | 2021-02-19 | 南方泵业股份有限公司 | Volute structure special for centrifugal type perfluorinated pump and production process thereof |
-
2012
- 2012-12-28 CN CN 201220743001 patent/CN203023068U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847687B (en) * | 2014-02-16 | 2018-12-25 | 杭州大路实业有限公司 | Drum pump novel sealing ring and preparation method thereof |
| CN105756992A (en) * | 2015-04-24 | 2016-07-13 | 张金荣 | Anti-corrosion, anti-abrasion, high-temperature-resistant, anti-scaling, low-cost and high-cleanliness water pump for automobile |
| CN106015078A (en) * | 2015-04-24 | 2016-10-12 | 张金荣 | Automotive water pump |
| CN112377447A (en) * | 2020-10-20 | 2021-02-19 | 南方泵业股份有限公司 | Volute structure special for centrifugal type perfluorinated pump and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130626 |
|
| CX01 | Expiry of patent term |