CN204431540U - A kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus - Google Patents
A kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus Download PDFInfo
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- CN204431540U CN204431540U CN201420833882.5U CN201420833882U CN204431540U CN 204431540 U CN204431540 U CN 204431540U CN 201420833882 U CN201420833882 U CN 201420833882U CN 204431540 U CN204431540 U CN 204431540U
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Abstract
The utility model discloses a kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus, the tank body profile of hermetically sealed can is that long column is conical, the tank body top of hermetically sealed can and bottom arrange upper shed and under shed respectively, hermetically sealed can is double-decker, it comprises internal layer hermetically sealed can and outer hermetically sealed can, internal layer hermetically sealed can inside is provided with sensor I, the top of internal layer hermetically sealed can is connected with air pump respectively by wireway with bottom, in outer hermetically sealed can, sensor II is set, the lower end of outer hermetically sealed can is connected with water tank by catheter, the upper end of outer hermetically sealed can is connected with liquid bleeder by catheter, outer hermetically sealed can connects the casing be made up of heating/cooling system by wire.The utility model ensure that the cleanliness factor of material in process of osmosis, inert gas prevents ultra-clean insulating materials oxidation stain, ensure that crosslinked polyethylene is in constant temperature and pressure state all the time, crosslinking agent is permeated evenly stable, thus ensure the technology stability of crosslinked polyethylene.
Description
Technical field
The present invention relates to a kind of for ultra-clean insulating materials constant temperature and pressure osmosis processing method and device, particularly a kind of for high-voltage and ultra-high ultra-clean insulating materials constant temperature and pressure osmosis processing method and sealed shell of tank.
Background technology
Along with the fast development of national economy, also more urgent to the demand of electric power, important function during following high-voltage and ultra-high cable plays in urban distribution network, but China is used for the whole dependence on import of ultra-clean insulating materials of high-voltage and ultra-high cable at present, trace it to its cause, the uniformity of mainly domestic resin dispersion of crosslinking agent in process, oxidation stain, crosslinking agent are separated out, the control etc. of impurity level affects the performance indications of product.Therefore control the impurity level of domestic resin, ensure crosslinking agent dispersed be the key realizing the ultra-clean material of high-voltage and ultra-high.What prior art adopted is in Material synthesis process, just adopt high-definition camera mode to control impurity content.But this method efficiency is lower, is pinpoint the problems just to solve, wastes a large amount of raw materials simultaneously, can not vacuum be ensured in the process of process impurity.In addition on the one hand, if the sealing in order to reach omnidistance equipment, the party's rule needs ingredient requirement higher, in raw material manufacturer, will strictly monitor the purity of raw material and screen, and substantially increase the production cost of raw material manufacturer.Therefore, how to provide a kind of for ultra-clean insulating materials constant temperature and pressure osmosis processing method and device, ensure the cleanliness factor of material in process of osmosis, introduced contaminants is avoided to invade and technology stability, making the performance indications of material meet the instructions for use of high-voltage and ultra-high cable, is the technical problem to be solved in the present invention.
Summary of the invention
The object of the present invention is to provide a kind of for ultra-clean insulating materials constant temperature and pressure osmosis processing method and device, fundamentally ensure that the abundant adsorptive of crosslinking agent is in polyethylene surface and inside, make ultra-clean infiltration uniform and stable, be not oxidized, employing has double-deck constant temperature and pressure infiltration process sealed shell of tank makes internal gas protection and external heat or cooling system, ensure that crosslinked polyethylene is in constant temperature and pressure state all the time, avoid the too high oxidation stain caused of temperature, the too low crosslinking agent caused of temperature is separated out, affect material performance index, ensure that the cleanliness factor of material in process of osmosis, introduced contaminants is avoided to invade and technology stability, the performance indications of material are made to meet the instructions for use of high-voltage and ultra-high cable.
For achieving the above object, the technical scheme that the present invention takes is:
A kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus, it is characterized in that, comprise hermetically sealed can, air pump and water tank, the tank body profile of described hermetically sealed can is that long column is conical, the tank body top of hermetically sealed can and bottom arrange upper shed and under shed respectively, hermetically sealed can is double-decker, it comprises internal layer hermetically sealed can and outer hermetically sealed can, described internal layer hermetically sealed can inside is provided with sensor I, the top of internal layer hermetically sealed can is connected with air pump respectively by wireway with bottom, in described outer hermetically sealed can, sensor II is set, the lower end of outer hermetically sealed can is connected with water tank by catheter, the upper end of outer hermetically sealed can is connected with liquid bleeder by catheter, described outer hermetically sealed can connects the casing be made up of heating/cooling system by wire, described heating/cooling system is according to sensor feedback temperature, electric heating tube is adopted to heat, air-cooled mode is adopted to cool.
Further, described upper shed and under shed are coaxial setting, are all communicated with internal layer hermetically sealed can.
Further, described sensor II is arranged on the centre position of outer hermetically sealed can tank body.
Further, described water tank is arranged on tank body top, and bleeder is arranged on tank base.
Further, filling liquid between described internal layer hermetically sealed can and outer hermetically sealed can, this liquid is by the external casing be made up of heating/cooling system of tubes connection.
Further, in described air pump, the gas of filling is any one in nitrogen, helium or argon inert gas.
A kind of for ultra-clean insulating materials constant temperature and pressure osmosis processing method, it is characterized in that, specifically comprise the steps:
The insulating materials adding crosslinking agent is added internal layer hermetically sealed can from upper shed, inert gas is injected internal layer hermetically sealed can with the pressure of 6MPa-8MPa through wireway from air pump by solenoid control, the temperature simultaneously utilizing sensor I to monitor internal layer hermetically sealed can is 35 DEG C-40 DEG C and pressure is 3MPa-5MPa, according to process specifications, in outer hermetically sealed can, by catheter from water tank inject pure water or oil and flowed out from bleeder by catheter, form return flow line, sensor II is utilized to monitor temperature in outer hermetically sealed can, digital temperature control table is adopted to show temperature and design temperature in outer hermetically sealed can, when occurring the temperature difference ± 1 DEG C, automatic unlatching heating/cooling system, and control to heat/cool pure water or oil temperature in outer hermetically sealed can according to the temperature difference.
Further, the insulating materials of described interpolation crosslinking agent is cross-linking polyethylene materials.
Beneficial effect of the present invention is:
Method of the present invention adopts the mode of the inert gas shieldings such as nitrogen; prevent ultra-clean insulating materials oxidation stain; gentle cooling is added by pure water or oil; avoid the too high oxidation stain caused of temperature; the too low crosslinking agent caused of temperature is separated out; make the environment keeping constant temperature and pressure in hermetically sealed can; and then make ultra-clean insulating materials crosslinking agent permeate evenly; ensure that the abundant adsorptive of crosslinking agent is in polyethylene surface and inside; adopt this kind of method can ensure material from inside to outside; all material particle infiltration is even from top to bottom, meets the instructions for use of high-voltage and ultra-high grade cable.
In device of the present invention, there is double-deck constant temperature and pressure infiltration process sealed shell of tank carries out crosslinking agent infiltration process to cross-linking polyethylene materials, ensure that the cleanliness factor of material in process of osmosis, introduced contaminants is avoided to invade, inert gas is passed into hermetically sealed can inside by air pump, prevent ultra-clean insulating materials oxidation stain, by the water filling device of outer hermetically sealed can water or oil heated or cool, ensure that crosslinked polyethylene is in constant temperature and pressure state all the time, crosslinking agent is permeated evenly stable, the ultra-clean insulating materials of process not only but also affect material performance index, thus ensure the technology stability of crosslinked polyethylene, meet the requirement of ultra-clean crosslink material agent infiltration dipping, thus ensure that product meets high-voltage and ultra-high transmission of electricity requirement.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of permeability apparatus in the present invention.
Wherein, 1, upper and lower opening; 2, internal layer hermetically sealed can; 3, air pump; 4, sensor I; 5, in outer hermetically sealed can; 6, water tank; 7, bleeder; 8, sensor II; 9, heating/cooling system.
Detailed description of the invention
High-voltage and ultra-high crosslinked polyethylene ultra-clean insulating materials crosslinking agent osmosis process flow process below in conjunction with accompanying drawing 1 pair of manufacture of the present invention explains.
A kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus, it is characterized in that, comprise hermetically sealed can, air pump and water tank, the tank body profile of described hermetically sealed can is that long column is conical, the tank body top of hermetically sealed can and bottom arrange upper shed and under shed respectively, hermetically sealed can is double-decker, it comprises internal layer hermetically sealed can and outer hermetically sealed can, described internal layer hermetically sealed can inside is provided with sensor I, the top of internal layer hermetically sealed can is connected with air pump respectively by wireway with bottom, in described outer hermetically sealed can, sensor II is set, the lower end of outer hermetically sealed can is connected with water tank by catheter, the upper end of outer hermetically sealed can is connected with liquid bleeder by catheter, described outer hermetically sealed can connects the casing be made up of heating/cooling system by wire, described heating/cooling system is according to sensor feedback temperature, electric heating tube is adopted to heat, air-cooled mode is adopted to cool.
Further, described upper shed and under shed are coaxial setting, are all communicated with internal layer hermetically sealed can.
Further, described sensor II is arranged on the centre position of outer hermetically sealed can tank body.
Further, described water tank is arranged on tank body top, and bleeder is arranged on tank base.
Further, filling liquid between described internal layer hermetically sealed can and outer hermetically sealed can, this liquid is by the external casing be made up of heating/cooling system of tubes connection.
Further, in described air pump, the gas of filling is any one in nitrogen, helium or argon inert gas.
A kind of for ultra-clean insulating materials constant temperature and pressure osmosis processing method, it is characterized in that, specifically comprise the steps:
Cross-linking polyethylene materials is added internal layer hermetically sealed can from upper shed, inert gas is injected internal layer hermetically sealed can with the pressure of 6MPa-8MPa through wireway from air pump by solenoid control, the temperature simultaneously utilizing sensor I to monitor internal layer hermetically sealed can is 35 DEG C-40 DEG C and pressure is 3MPa-5MPa, according to process specifications, in outer hermetically sealed can, by catheter from water tank inject pure water or oil and flowed out from bleeder by catheter, form return flow line, sensor II is utilized to monitor temperature in outer hermetically sealed can, digital temperature control table is adopted to show temperature and design temperature in outer hermetically sealed can, when occurring the temperature difference ± 1 DEG C, automatic unlatching heating/cooling system, and control to heat/cool pure water or oil temperature in outer hermetically sealed can according to the temperature difference.
The method of such employing external control temperature; constant temperature and pressure process is carried out to inside; make the abundant adsorptive material surface of the cross-linking polyethylene materials of interpolation crosslinking agent and inside; owing to adopting nitrogen protection measure; ensure that material is not oxidized; ensure the cleanliness factor of material simultaneously, make it the instructions for use meeting high-voltage and ultra-high cable.
Claims (6)
1. one kind for ultra-clean insulating materials constant temperature and pressure permeability apparatus, it is characterized in that, comprise hermetically sealed can, air pump and water tank, the tank body profile of described hermetically sealed can is that long column is conical, the tank body top of hermetically sealed can and bottom arrange upper shed and under shed respectively, hermetically sealed can is double-decker, it comprises internal layer hermetically sealed can and outer hermetically sealed can, described internal layer hermetically sealed can inside is provided with sensor I, the top of internal layer hermetically sealed can is connected with air pump respectively by wireway with bottom, in described outer hermetically sealed can, sensor II is set, the lower end of outer hermetically sealed can is connected with water tank by catheter, the upper end of outer hermetically sealed can is connected with liquid bleeder by catheter, described outer hermetically sealed can connects the casing be made up of heating/cooling system by wire, described heating/cooling system is according to sensor feedback temperature, electric heating tube is adopted to heat, air-cooled mode is adopted to cool.
2. one is used for ultra-clean insulating materials constant temperature and pressure permeability apparatus according to claim 1, it is characterized in that, described upper shed and under shed are coaxial setting, are all communicated with internal layer hermetically sealed can.
3. a kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus according to claim 1, it is characterized in that, described sensor II is arranged on the centre position of outer hermetically sealed can tank body.
4. a kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus according to claim 1, it is characterized in that, described water tank is arranged on tank body top, and bleeder is arranged on tank base.
5. a kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus according to claim 1, it is characterized in that, filling liquid between described internal layer hermetically sealed can and outer hermetically sealed can, this liquid is by the external casing be made up of heating/cooling system of tubes connection.
6. one is used for ultra-clean insulating materials constant temperature and pressure permeability apparatus according to claim 1, it is characterized in that, in described air pump, the gas of filling is any one in nitrogen, helium or argon inert gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833882.5U CN204431540U (en) | 2014-12-25 | 2014-12-25 | A kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833882.5U CN204431540U (en) | 2014-12-25 | 2014-12-25 | A kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus |
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|---|---|
| CN204431540U true CN204431540U (en) | 2015-07-01 |
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| CN201420833882.5U Expired - Fee Related CN204431540U (en) | 2014-12-25 | 2014-12-25 | A kind of for ultra-clean insulating materials constant temperature and pressure permeability apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105773861A (en) * | 2014-12-25 | 2016-07-20 | 青岛汉缆股份有限公司 | Constant-temperature and constant-pressure permo-treatment method and device for ultra-clean insulation material |
-
2014
- 2014-12-25 CN CN201420833882.5U patent/CN204431540U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105773861A (en) * | 2014-12-25 | 2016-07-20 | 青岛汉缆股份有限公司 | Constant-temperature and constant-pressure permo-treatment method and device for ultra-clean insulation material |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20181225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |