CN107165857A - A kind of plastic pump impeller surface treatment method - Google Patents
A kind of plastic pump impeller surface treatment method Download PDFInfo
- Publication number
- CN107165857A CN107165857A CN201710346093.7A CN201710346093A CN107165857A CN 107165857 A CN107165857 A CN 107165857A CN 201710346093 A CN201710346093 A CN 201710346093A CN 107165857 A CN107165857 A CN 107165857A
- Authority
- CN
- China
- Prior art keywords
- parts
- impeller
- activating solution
- liquid
- baking oven
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2261—Rotors specially for centrifugal pumps with special measures
- F04D29/2294—Rotors specially for centrifugal pumps with special measures for protection, e.g. against abrasion
-
- 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
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/24—Vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
-
- 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
- F05D2230/00—Manufacture
- F05D2230/90—Coating; Surface treatment
Abstract
The present invention discloses a kind of plastic pump impeller surface treatment method, including following operating procedure：（1）Impeller is put into before activation in liquid, after 20 30min of immersion, taken out, impeller surface is cleaned for 7% ethanol solution with volume fraction；（2）Impeller is put into activating solution and soaked after 50 60min, is taken out, the activating solution on surface is cleaned with clear water；（3）The impeller handled by activating solution is put into 40 45 DEG C of baking oven, after the 80min of drying and processing 60, in the baking oven that the temperature of baking oven is risen to 60 65 DEG C, continued after the 140min of drying and processing 120, finished product.The processing method on the plastic pump impeller surface that the present invention is provided, process step is simple, can effectively lift the activity of impeller surface, reduces the roughness of impeller surface, and then reduces the friction loss of fluid, improves the operating efficiency of water pump.
Description
Technical field
The invention belongs to plastic pump impeller manufacture field, and in particular to a kind of plastic pump impeller surface treatment method.
Background technology
Plastic pump is more suitable for various acid oxidants of long-term conveying any concentration etc. under conditions of -20 DEG C of -120 DEG C of temperature
Korrosionsmedium is planted, its pump housing uses metal shell inner lining fluoroplastics (F46 or PFA), Fluorine-lined thickness 10-30mm, impeller and pump
The flow passage components such as lid are using the disposable hot press moulding shaping of metal insert coated with fluoroplastic alloy.Plastic pump set a variety ofization
Work pump advantage, the corrosion resistance with extra-heavy, and with high mechanical strength, advanced structure, dependable performance, easy maintenance,
Efficiency high, the advantages of saving the energy.Wherein, the impeller outer surface of plastic pump is fluoroplastics, due to the contact angle on fluoroplastics surface
Larger, surface-active is relatively low, result in the smoothness on plastic pump impeller surface not enough, and then increases the friction loss of current,
Cause the waste of energy.
The content of the invention
In order to solve the above problems, the present invention provides a kind of plastic pump impeller surface treatment method.
The present invention is achieved by the following technical solutions.
A kind of plastic pump impeller surface treatment method, including following operating procedure：
（1）Impeller is put into before activation in liquid, after immersion 20-30min, takes out, is cleaned with volume fraction for 7% ethanol solution
Impeller surface, wherein liquid is made up of the component of following parts by weight before activation：4-6 parts of sodium phosphate, 3-5 parts of acrylamide, ethylene
16-20 parts of alkene ester, 5-7 parts of sodium acetate, 190-200 parts of water；
（2）Impeller is put into activating solution and soaked after 50-60min, is taken out, the activating solution on surface is cleaned with clear water, wherein activating
Liquid is made up of the component of following parts by weight：7-9 parts of bismuth and potassium tartrate, 1-2 parts of potassium hydroxide, 5-7 parts of zinc pyrophosphate, poly- two sulphur two
6-9 parts of propane sulfonic acid sodium, 14-18 parts of ammonium chromate, 200-220 parts of water
（3）The impeller handled by activating solution is put into 40-45 DEG C of baking oven, after drying and processing 60-80min, by baking oven
Temperature is risen in 60-65 DEG C of baking oven, is continued after drying and processing 120-140min, finished product.
Specifically, above-mentioned steps（1）The temperature of liquid is 40-45 DEG C before middle activation.
Specifically, step（2）Middle activating solution is made of following methods：By potassium hydroxide incorporate water in, then successively to
Bismuth and potassium tartrate, zinc pyrophosphate, sodium polydithio-dipropyl sulfonate, ammonium chromate are wherein added, after stirring, by the temperature of mixed liquor
Activating solution is made at 25-30 DEG C in degree control.
Technical scheme more than, the beneficial effects of the invention are as follows：
The processing method on the plastic pump impeller surface that the present invention is provided, process step is simple, can effectively lift impeller surface
Activity, reduce the roughness of impeller surface, and then reduce the friction loss of fluid, improve the operating efficiency of water pump.Its
In, liquid before the activation that provides of the present invention can effectively remove impeller surface and be difficult to the spots such as the grease that removes, and can be certain
The angle of wetting of improvement impeller surface molecule in degree, increases the wetability and cementability of its surface molecular, and then adds work
Change the action effect of liquid；After bismuth and potassium tartrate, potassium hydroxide, zinc pyrophosphate synergy in activating solution, can effectively it remove
The trickle burr of impeller surface is removed, increases the flatness of frosting, and then reduces the roughness of frosting；Poly- two sulphur
After two propane sulfonic acid sodium, ammonium chromate synergy, the hydrophily and lipophilic group of impeller surface, Jin Erke can be effectively removed
To effectively reduce the cohesive force to fluid of impeller surface；The present invention can cause impeller using drying temperature from low to high
The molecule angle of wetting on surface is slowly recovered during heating, and then reduces the wetability and bonding of its surface molecular of impeller
Property, reduction fluid adds the operating efficiency of pump in the resistance of impeller surface.
Embodiment
Following examples are used for illustrating the present invention, but can not be used for limiting the reality used in the scope of the present invention, embodiment
The condition of applying can be for further adjustments according to the condition of producer, and unaccounted implementation condition is usually conventional laboratory conditions.
Embodiment 1
A kind of plastic pump impeller surface treatment method, including following operating procedure：
（1）Impeller is put into before activation in liquid, after immersion 20min, taken out, impeller is cleaned for 7% ethanol solution with volume fraction
Surface, wherein liquid is made up of the component of following parts by weight before activation：4 parts of sodium phosphate, 3 parts of acrylamide, 16 parts of ethylene carbonate,
5 parts of sodium acetate, 190 parts of water；
（2）By impeller be put into activating solution soak 50min after, take out, with clear water clean surface activating solution, wherein activating solution by
The component of following parts by weight is made：7 parts of bismuth and potassium tartrate, 1 part of potassium hydroxide, 5 parts of zinc pyrophosphate, sodium polydithio-dipropyl sulfonate
6 parts, 14 parts of ammonium chromate, 200 parts of water
（3）The impeller handled by activating solution is put into 40 DEG C of baking oven, after drying and processing 60min, by the temperature liter of baking oven
Into 60 DEG C of baking ovens, continue after drying and processing 120min, finished product.
Specifically, above-mentioned steps（1）The temperature of liquid is 40 DEG C before middle activation.
Specifically, step（2）Middle activating solution is made of following methods：By potassium hydroxide incorporate water in, then successively to
Bismuth and potassium tartrate, zinc pyrophosphate, sodium polydithio-dipropyl sulfonate, ammonium chromate are wherein added, after stirring, by the temperature of mixed liquor
Activating solution is made at 25 DEG C in degree control.
Embodiment 2
A kind of plastic pump impeller surface treatment method, including following operating procedure：
（1）Impeller is put into before activation in liquid, after immersion 25min, taken out, impeller is cleaned for 7% ethanol solution with volume fraction
Surface, wherein liquid is made up of the component of following parts by weight before activation：5 parts of sodium phosphate, 4 parts of acrylamide, 18 parts of ethylene carbonate,
6 parts of sodium acetate, 195 parts of water；
（2）By impeller be put into activating solution soak 55min after, take out, with clear water clean surface activating solution, wherein activating solution by
The component of following parts by weight is made：8 parts of bismuth and potassium tartrate, 1 part of potassium hydroxide, 6 parts of zinc pyrophosphate, sodium polydithio-dipropyl sulfonate
8 parts, 16 parts of ammonium chromate, 210 parts of water
（3）The impeller handled by activating solution is put into 43 DEG C of baking oven, after drying and processing 70min, by the temperature liter of baking oven
Into 63 DEG C of baking ovens, continue after drying and processing 130min, finished product.
Specifically, above-mentioned steps（1）The temperature of liquid is 43 DEG C before middle activation.
Specifically, step（2）Middle activating solution is made of following methods：By potassium hydroxide incorporate water in, then successively to
Bismuth and potassium tartrate, zinc pyrophosphate, sodium polydithio-dipropyl sulfonate, ammonium chromate are wherein added, after stirring, by the temperature of mixed liquor
Activating solution is made at 27 DEG C in degree control.
Embodiment 3
A kind of plastic pump impeller surface treatment method, including following operating procedure：
（1）Impeller is put into before activation in liquid, after immersion 30min, taken out, impeller is cleaned for 7% ethanol solution with volume fraction
Surface, wherein liquid is made up of the component of following parts by weight before activation：6 parts of sodium phosphate, 5 parts of acrylamide, 20 parts of ethylene carbonate,
7 parts of sodium acetate, 200 parts of water；
（2）By impeller be put into activating solution soak 60min after, take out, with clear water clean surface activating solution, wherein activating solution by
The component of following parts by weight is made：9 parts of bismuth and potassium tartrate, 2 parts of potassium hydroxide, 7 parts of zinc pyrophosphate, sodium polydithio-dipropyl sulfonate
9 parts, 18 parts of ammonium chromate, 220 parts of water
（3）The impeller handled by activating solution is put into 45 DEG C of baking oven, after drying and processing 80min, by the temperature liter of baking oven
Into 65 DEG C of baking ovens, continue after drying and processing 140min, finished product.
Specifically, above-mentioned steps（1）The temperature of liquid is 45 DEG C before middle activation.
Specifically, step（2）Middle activating solution is made of following methods：By potassium hydroxide incorporate water in, then successively to
Bismuth and potassium tartrate, zinc pyrophosphate, sodium polydithio-dipropyl sulfonate, ammonium chromate are wherein added, after stirring, by the temperature of mixed liquor
Activating solution is made at 30 DEG C in degree control.
Comparative example 1
Impeller of pump surface is without step（1）Processing, remaining step is identical with embodiment 1.
Comparative example 2
Sodium polydithio-dipropyl sulfonate, ammonium chromate composition are not contained in activating solution, remaining step is identical with embodiment 2.
Comparative example 3
The impeller handled by activating solution is directly placed into drying and processing in 60-65 DEG C of baking oven, remaining step and embodiment 3 are complete
It is identical.
Respectively with the method in each embodiment and comparative example, the impeller of the plastic pump of a collection of same model, its middle period are handled
The surface of wheel is fluoroplastics, then plastic pump is operated to the measure of efficiency, the medium of pump conveying is clear water, and the work of pump is imitated
Rate is the ratio between effective power and shaft power, and test result is as shown in table 1：
The operating efficiency of plastic pump after the distinct methods of table 1 processing impeller
| Project | Operating efficiency/% |
| Embodiment 1 | 75.1 |
| Comparative example 1 | 70.8 |
| Embodiment 2 | 75.7 |
| Comparative example 2 | 69.7 |
| Embodiment 3 | 76.0 |
| Comparative example 3 | 72.6 |
As shown in Table 1, the method provided using the present invention, effectively reduces the roughness on plastic pump impeller surface, effectively
Improve the operating efficiency of plastic pump.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect scope.
Claims (3)
1. a kind of plastic pump impeller surface treatment method, it is characterised in that including following operating procedure：
（1）Impeller is put into before activation in liquid, after immersion 20-30min, takes out, is cleaned with volume fraction for 7% ethanol solution
Impeller surface, wherein liquid is made up of the component of following parts by weight before activation：4-6 parts of sodium phosphate, 3-5 parts of acrylamide, ethylene
16-20 parts of alkene ester, 5-7 parts of sodium acetate, 190-200 parts of water；
（2）Impeller is put into activating solution and soaked after 50-60min, is taken out, the activating solution on surface is cleaned with clear water, wherein activating
Liquid is made up of the component of following parts by weight：7-9 parts of bismuth and potassium tartrate, 1-2 parts of potassium hydroxide, 5-7 parts of zinc pyrophosphate, poly- two sulphur two
6-9 parts of propane sulfonic acid sodium, 14-18 parts of ammonium chromate, 200-220 parts of water；
（3）The impeller handled by activating solution is put into 40-45 DEG C of baking oven, after drying and processing 60-80min, by baking oven
Temperature is risen in 60-65 DEG C of baking oven, is continued after drying and processing 120-140min, finished product.
2. a kind of plastic pump impeller surface treatment method according to claim 1, it is characterised in that step（1）Middle work
The temperature of liquid is 40-45 DEG C before changing.
3. a kind of plastic pump impeller surface treatment method according to according to claim 1, it is characterised in that step（2）
Middle activating solution is made of following methods：Potassium hydroxide is incorporated in water, bismuth and potassium tartrate, burnt phosphorus is then added thereto successively
Sour zinc, sodium polydithio-dipropyl sulfonate, ammonium chromate, after stirring, by the temperature control of mixed liquor at 25-30 DEG C, are made and live
Change liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710346093.7A CN107165857A (en) | 2017-05-17 | 2017-05-17 | A kind of plastic pump impeller surface treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710346093.7A CN107165857A (en) | 2017-05-17 | 2017-05-17 | A kind of plastic pump impeller surface treatment method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107165857A true CN107165857A (en) | 2017-09-15 |
Family
ID=59816632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710346093.7A Pending CN107165857A (en) | 2017-05-17 | 2017-05-17 | A kind of plastic pump impeller surface treatment method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103483614A (en) * | 2013-09-26 | 2014-01-01 | 张家港市锦丰润尔发五金塑料厂 | Plastic surface treatment method |
| CN104031280A (en) * | 2014-06-16 | 2014-09-10 | 滁州市宏源喷涂有限公司 | Treatment process for hardening plastic surface |
| CN104045844A (en) * | 2014-06-16 | 2014-09-17 | 滁州市宏源喷涂有限公司 | Surface treatment process for enhancing low-temperature resistance of plastic |
| JP2016125063A (en) * | 2015-01-02 | 2016-07-11 | 三星電子株式会社Samsung Electronics Co., Ltd. | Window film for display device, and display device including the same |
| CN106317441A (en) * | 2016-08-23 | 2017-01-11 | 天津市旭辉恒远塑料包装股份有限公司 | Plastic surface treatment process |
-
2017
- 2017-05-17 CN CN201710346093.7A patent/CN107165857A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103483614A (en) * | 2013-09-26 | 2014-01-01 | 张家港市锦丰润尔发五金塑料厂 | Plastic surface treatment method |
| CN104031280A (en) * | 2014-06-16 | 2014-09-10 | 滁州市宏源喷涂有限公司 | Treatment process for hardening plastic surface |
| CN104045844A (en) * | 2014-06-16 | 2014-09-17 | 滁州市宏源喷涂有限公司 | Surface treatment process for enhancing low-temperature resistance of plastic |
| JP2016125063A (en) * | 2015-01-02 | 2016-07-11 | 三星電子株式会社Samsung Electronics Co., Ltd. | Window film for display device, and display device including the same |
| CN106317441A (en) * | 2016-08-23 | 2017-01-11 | 天津市旭辉恒远塑料包装股份有限公司 | Plastic surface treatment process |
Non-Patent Citations (1)
| Title |
|---|
| 北京农业工程大学: "《金属工艺简明手册》", 31 October 1991 * |
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Application publication date: 20170915 |