CN107163410A - A kind of magnetic drive pump isolating seal system separation sleeve and preparation method thereof - Google Patents
A kind of magnetic drive pump isolating seal system separation sleeve and preparation method thereof Download PDFInfo
- Publication number
- CN107163410A CN107163410A CN201710410316.1A CN201710410316A CN107163410A CN 107163410 A CN107163410 A CN 107163410A CN 201710410316 A CN201710410316 A CN 201710410316A CN 107163410 A CN107163410 A CN 107163410A
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- China
- Prior art keywords
- parts
- separation sleeve
- magnetic drive
- drive pump
- seal system
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2234—Oxides; Hydroxides of metals of lead
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/006—Additives being defined by their surface area
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/24—Crystallisation aids
- C08L2205/242—Beta spherulite nucleating agents
Abstract
The invention belongs to magnetic drive pump accessory technical field, and in particular to a kind of magnetic drive pump isolating seal system separation sleeve and preparation method thereof, and the separation sleeve inner wall roughness is 50 80Ra, after each raw material is refined respectively by weight, is processed into corresponding roughness.The present invention has advantages below compared with prior art：The separation sleeve prepared in the present invention, with stronger impact resistance ability and heat-resisting ability, the increase of roughness inside separation sleeve, the whirlpool power of part interior media can be decomposed, it is prevented effectively from due to improper caused damage of radiating, magnetic drive pump energy expenditure is reduced, greatly reduces due to adverse consequences caused by whirlpool power, improves the security, high efficiency and stability of magnetic force pump operation.
Description
Technical field
The invention belongs to magnetic drive pump accessory technical field, and in particular to a kind of magnetic drive pump isolating seal system separation sleeve and
Its preparation method.
Background technology
Separation sleeve is used in magnetic drive pump in the isolating seal system of contactless Magnetic drive, there is a fluid partitioning outside internal rotor
Separation sleeve, it is desirable to separation sleeve good airproof performance, fastness is strong, not perishable, but separation sleeve in the market uses metal material
Material is made, it is impossible to avoid the generation of vortex heat, vortex heat result in magnetic drive pump energy expenditure greatly, inefficient, and metal is resistance to
Corrosive effect is poor, for special area, it is necessary to which special steel material, use cost is higher.
The content of the invention
The purpose of the present invention be for it is existing the problem of there is provided a kind of magnetic drive pump isolating seal system separation sleeve and its
Preparation method.
The present invention is achieved by the following technical solutions：A kind of magnetic drive pump isolating seal system separation sleeve, it is described every
It is 50-80Ra from set inner wall roughness, is made up of the raw material of following parts by weight：100 parts of ethylene propylene diene rubber, chlorosulfonated polyethylene
28-44 parts of 40-60 parts of rubber, talcum powder and nano-silicon nitride compound, 12-18 parts of sulphur system tripoli, semi-reinforcing furnace black 22-
28 parts, 2-3 parts of nucleator, 2-5 parts of lead oxide, 4-5 parts of activated zinc oxide, 2-3 parts of indirect oxidation zinc, 0.8-1.5 parts of age resistor；
Wherein, talcum powder and nano-silicon nitride compound weight ratio are 1-6:4；
In the activated zinc oxide, by weight percentage, moisture be 0.74-0.78%, copper content be 0.002-0.006%,
Manganese content is that 0.0002-0.0004%, platinum content are 0.004-0.005%, and specific surface area is 50-54m2/g.
It is used as further improvement of these options, the model PF216 of the sulphur system tripoli, wherein more than 80%
Sulphur system tripoli elementary particle a diameter of 200nm of aggregation.
As further improvement of these options, the nucleator is beta nucleater.
A kind of preparation method of magnetic drive pump isolating seal system separation sleeve, including herein below：
（1）After ethylene propylene diene rubber, CSM, talcum powder and nano-silicon nitride compound weight batching,
Refining glue is heated by twin-roll opening rubber mixing machine；
（2）After aforesaid operations are carried out 25-30 minutes, lead oxide, activated zinc oxide, stirring refining 1-1.5 hours are added；
（3）Surplus stock is added in rubber mixing machine, stirring refining 25-30 minutes is molded by injection machine in mold cavity；
（4）Recycle coarse groove file or coarse plain emery wheel to be processed into corresponding roughness to interior surface thereof, arrange useless on the outside of separation sleeve
Material and burr, after air-leakage test, obtain finished product.
The present invention has advantages below compared with prior art：The separation sleeve prepared in the present invention, with stronger impact resistance
The increase of roughness inside ability and heat-resisting ability, separation sleeve, can decompose the whirlpool power of part interior media, effectively keep away
Exempt from, due to improper caused damage of radiating, to reduce magnetic drive pump energy expenditure, greatly reduce due to adverse consequences caused by whirlpool power,
Improve the security, high efficiency and stability of magnetic force pump operation.
Embodiment
Embodiment 1
A kind of magnetic drive pump isolating seal system separation sleeve, the separation sleeve inner wall roughness is 80Ra, by following parts by weight
Raw material is made：35 parts of 100 parts of ethylene propylene diene rubber, 50 parts of CSM, talcum powder and nano-silicon nitride compound,
16 parts of sulphur system tripoli PF216,24 parts of semi-reinforcing furnace black, 2 parts of beta nucleater, 4 parts of lead oxide, 5 parts of activated zinc oxide, indirectly
2 parts of zinc oxide, 1.2 parts of age resistor；
Wherein, talcum powder and nano-silicon nitride compound weight ratio are 3:4；
In the activated zinc oxide, by weight percentage, moisture be 0.74-0.78%, copper content be 0.002-0.006%,
Manganese content is that 0.0002-0.0004%, platinum content are 0.004-0.005%, and specific surface area is 50-54m2/g.
Its preparation method, including herein below：
（1）After ethylene propylene diene rubber, CSM, talcum powder and nano-silicon nitride compound weight batching,
Refining glue is heated by twin-roll opening rubber mixing machine；
（2）After aforesaid operations are carried out 25-30 minutes, lead oxide, activated zinc oxide, stirring refining 1-1.5 hours are added；
（3）Surplus stock is added in rubber mixing machine, stirring refining 25-30 minutes is molded by injection machine in mold cavity；
（4）Recycle coarse groove file or coarse plain emery wheel to be processed into corresponding roughness to interior surface thereof, arrange useless on the outside of separation sleeve
Material and burr, after air-leakage test, obtain finished product.
Performance detection is carried out to preparing gained separation sleeve in the present invention, is examined using GB10297-1988 method of testing
Survey, the thermal conductivity factor for obtaining separation sleeve is 0.35W/mK；It is 175 DEG C of 70 hours of processing according to GB/T3512, i.e. experiment condition,
The firmness change for isolating cover material is+16HA, in standard value range, and tensile strength, which becomes, turns to -12.8%, and elongation at break becomes
Change -58.9%；The air-leakage test is 7-9MPa hermeticity experiment, is detected without gas leakage；Separation sleeve is covered on special fixture
Make 3-5MPa hydrostatic pressure experiment, after 5-6 hours, No leakage, phenomenon of sweating；Continuously using after 18 months, do not occur by whirlpool
The adverse consequences of the appearance such as whirlpool power or corrosion, operating index is stable.
Claims (4)
1. a kind of magnetic drive pump isolating seal system separation sleeve, it is characterised in that the separation sleeve inner wall roughness is 50-
80Ra, is made up of the raw material of following parts by weight：100 parts of ethylene propylene diene rubber, 40-60 parts of CSM, talcum powder
With 28-44 parts of nano-silicon nitride compound, 12-18 parts of sulphur system tripoli, 22-28 parts of semi-reinforcing furnace black, 2-3 parts of nucleator,
2-5 parts of lead oxide, 4-5 parts of activated zinc oxide, 2-3 parts of indirect oxidation zinc, 0.8-1.5 parts of age resistor；
Wherein, talcum powder and nano-silicon nitride compound weight ratio are 1-6:4；
In the activated zinc oxide, by weight percentage, moisture be 0.74-0.78%, copper content be 0.002-0.006%,
Manganese content is that 0.0002-0.0004%, platinum content are 0.004-0.005%, and specific surface area is 50-54m2/g.
2. a kind of magnetic drive pump isolating seal system separation sleeve as claimed in claim 1, it is characterised in that the sulphur system silicon
The model PF216 of soil, wherein a diameter of 200nm of aggregation of more than 80% sulphur system tripoli elementary particle.
3. a kind of magnetic drive pump isolating seal system separation sleeve as claimed in claim 1, it is characterised in that the nucleator is β
Nucleator.
4. a kind of preparation method of magnetic drive pump isolating seal system separation sleeve as claimed in claim 1, it is characterised in that including
Herein below：
（1）After ethylene propylene diene rubber, CSM, talcum powder and nano-silicon nitride compound weight batching,
Refining glue is heated by twin-roll opening rubber mixing machine；
（2）After aforesaid operations are carried out 25-30 minutes, lead oxide, activated zinc oxide, stirring refining 1-1.5 hours are added；
（3）Surplus stock is added in rubber mixing machine, stirring refining 25-30 minutes is molded by injection machine in mold cavity；
（4）Recycle coarse groove file or coarse plain emery wheel to be processed into corresponding roughness to interior surface thereof, arrange useless on the outside of separation sleeve
Material and burr, after air-leakage test, obtain finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710410316.1A CN107163410A (en) | 2017-06-03 | 2017-06-03 | A kind of magnetic drive pump isolating seal system separation sleeve and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710410316.1A CN107163410A (en) | 2017-06-03 | 2017-06-03 | A kind of magnetic drive pump isolating seal system separation sleeve and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107163410A true CN107163410A (en) | 2017-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710410316.1A Pending CN107163410A (en) | 2017-06-03 | 2017-06-03 | A kind of magnetic drive pump isolating seal system separation sleeve and preparation method thereof |
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| CN (1) | CN107163410A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114942038A (en) * | 2021-02-16 | 2022-08-26 | 株式会社三丰 | Scale and method for manufacturing same |
| CN115785579A (en) * | 2022-12-29 | 2023-03-14 | 易宝（福建）高分子材料股份公司 | Low-shrinkage high-polymer foam material and preparation method thereof |
Citations (5)
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|---|---|---|---|---|
| CN102093644A (en) * | 2010-12-31 | 2011-06-15 | 上海众力汽车部件有限公司 | Ethylene-propylene-diene rubber composition with high comprehensive performance and preparation method thereof |
| CN104387675A (en) * | 2014-10-22 | 2015-03-04 | 柳州市颖航汽配有限公司 | Preparation method for rubber for automobile exhaust pipe lifting ring |
| CN105860277A (en) * | 2016-04-15 | 2016-08-17 | 江苏骆氏减震件有限公司 | Rubber for automobile exhaust pipe lifting ring |
| CN106117820A (en) * | 2016-07-05 | 2016-11-16 | 太仓市林源电线电缆有限公司 | A kind of high-low temperature resistant water proof fire retardant cable sheath material |
| CN106274345A (en) * | 2016-08-10 | 2017-01-04 | 安徽东升精密铸钢件有限公司 | A kind of age inhibiting stabilizer bushing of grinding tooth shape |
-
2017
- 2017-06-03 CN CN201710410316.1A patent/CN107163410A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102093644A (en) * | 2010-12-31 | 2011-06-15 | 上海众力汽车部件有限公司 | Ethylene-propylene-diene rubber composition with high comprehensive performance and preparation method thereof |
| CN104387675A (en) * | 2014-10-22 | 2015-03-04 | 柳州市颖航汽配有限公司 | Preparation method for rubber for automobile exhaust pipe lifting ring |
| CN105860277A (en) * | 2016-04-15 | 2016-08-17 | 江苏骆氏减震件有限公司 | Rubber for automobile exhaust pipe lifting ring |
| CN106117820A (en) * | 2016-07-05 | 2016-11-16 | 太仓市林源电线电缆有限公司 | A kind of high-low temperature resistant water proof fire retardant cable sheath material |
| CN106274345A (en) * | 2016-08-10 | 2017-01-04 | 安徽东升精密铸钢件有限公司 | A kind of age inhibiting stabilizer bushing of grinding tooth shape |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114942038A (en) * | 2021-02-16 | 2022-08-26 | 株式会社三丰 | Scale and method for manufacturing same |
| CN115785579A (en) * | 2022-12-29 | 2023-03-14 | 易宝（福建）高分子材料股份公司 | Low-shrinkage high-polymer foam material and preparation method thereof |
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Application publication date: 20170915 |