CN203507765U - Organic solvent recovery device - Google Patents
Organic solvent recovery device Download PDFInfo
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- CN203507765U CN203507765U CN201320382244.1U CN201320382244U CN203507765U CN 203507765 U CN203507765 U CN 203507765U CN 201320382244 U CN201320382244 U CN 201320382244U CN 203507765 U CN203507765 U CN 203507765U
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- organic solvent
- recovery device
- gas
- solvent recovery
- condensing unit
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Abstract
The utility model relates to the technical field of precuring equipment, and in particular relates to an organic solvent recovery device. The recovery device comprises a precuring equipment chamber; an air absorbing pipeline in the precuring equipment chamber is sequentially connected with a condensing unit, an organic solution storage tank and a filtering device; the air absorbing pipeline is used for introducing organic solvent mixed gas into the condensing unit, the condensing unit cools an organic solvent in the organic solvent mixed gas to be liquid, the organic solution storage tank separates the liquid from the rest gas and stores the liquid, and the rest gas enters the filtering device to be filtered to produce clean gas. According to the organic solvent recovery device, the exhausted organic solvent gas is cooled and recycled, thus the pollution of the organic solvent gas to environment can be effectively reduced, and the production cost can be further reduced.
Description
Technical field
The utility model relates to precuring equipment technical field, particularly a kind of organic solvent recovery device.
Background technology
Liquid crystal orienting film (PI liquid) is conventionally by a large amount of organic solvents (more than 90%, main component is nitrogen methyl pyrrolidone and gamma-butyrolacton) be dissolved on a small quantity the SOLID ORGANIC monomer composition in organic solvent.Precuring (PI precure) operation is TFT-LCD(Thin Film Transistor-Liquid Crystal Display, TFT-liquid crystal display) a requisite step in preparation technology.
The organic solvent that is easy in a large number volatilization that PI liquid contains in precuring process can vapor away at short notice, after a large amount of organic solvent gas discharges, will cause very big pollution to air, and then affect the healthy of operating personnel, in addition, because the high-purity organic solvent using in PI liquid is expensive, if the organic solvent of volatilization is directly emitted, will production cost be brought to serious waste.Therefore, design a organic solvent recovery device imperative.
Utility model content
(1) technical problem that will solve
The utility model solves following technical problem, and a kind of organic solvent recovery device is provided, and to overcome, does not have retracting device organic solvent cannot be reclaimed and the defect that wastes in existing precuring equipment.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of organic solvent recovery device, comprising: precuring equipment chamber, and the aspirating air pipe in described precuring equipment chamber connects condensing unit, organic solution holding vessel and filter successively;
Described aspirating air pipe imports organic solvent mist in condensing unit;
Described condensing unit is cooled to liquid by the organic solvent in organic solvent mist;
Described organic solution holding vessel carries out liquid and residual gas separated, and storage of liquids, and described residual gas enters filter and filters generation clean gas.
Preferably, described filter is connected with gas recycling can, and the clean gas after filtration collects by gas recycling can.
Preferably, described filter is connected with heater, and described heater is connected with the jet pipe in precuring equipment chamber; Clean gas after filtration transfers in heater heats, and the clean gas after heating comes back in precuring equipment chamber by jet pipe.
Preferably, the cooling medium of described condensing unit is cold water, cold air or cold oil.
Preferably, described filter inside has the medium of strong adsorption filtration ability.
Preferably, described medium is active carbon, sponge or resin.
Preferably, described heater is metal electric heated filament or Electric radiant Heating Film, and described metal electric heated filament or Electric radiant Heating Film are carried out temperature control by thermocouple, make heating-up temperature controlled.
(3) beneficial effect
The utility model provides a kind of organic solvent recovery device, makes the organic solvent gas of discharging after treatment can recycling, can effectively realize when reducing organic solvent gas to the pollution of environment and further reducing production costs.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment mono-organic solvent recovery device structural representation;
Fig. 2 is the utility model embodiment bis-organic solvent recovery device structural representations.
In figure:
1, precuring equipment chamber; 11, aspirating air pipe; 12: jet pipe; 2, condensing unit; 3, organic solvent holding vessel; 4, filter; 5, heater; 6: gas recycling can.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
Embodiment mono-
As shown in Figure 1, the organic solvent recovery device that the utility model embodiment provides comprises: precuring equipment chamber 1, the aspirating air pipe 11 in precuring equipment chamber 1 connects condensing unit 2, organic solution holding vessel 3, filter 4 and gas recycling can 6 successively.
Described aspirating air pipe imports organic solvent mist in condensing unit;
Described condensing unit is cooled to liquid by the organic solvent in organic solvent mist;
Described organic solution holding vessel carries out liquid and residual gas separated, and storage of liquids, and described residual gas enters filter and filters generation clean gas, and this clean gas collects by gas recycling can.
Wherein, the cooling medium of condensing unit 2 can be cold water, cold air, cold oil or other cooling mediums.Because the clean gas in organic solvent mist is different from the boiling point of organic solvent gas, therefore, by this condensing unit 2, the organic solvent in organic solvent mist can be cooled to liquid faster.
Wherein, filter 4 inside have the medium of strong adsorption filtration ability, and the solid impurity in can adsorbed gas and residual organic solvent gas molecule, make gas revert to clean gas.Wherein, medium is preferably the filter elements such as active carbon, sponge, resin.
Do not changing under the prerequisite of original precuring equipment, the organic solvent recovery device that a set of the present embodiment of peripheral hardware provides, can realize effective recovery of organic solvent, simple in structure, easy to operate, not high to cost requirement.
Embodiment bis-
As shown in Figure 2, the organic solvent recovery device that the utility model embodiment provides comprises: precuring equipment chamber 1, the aspirating air pipe 11 in precuring equipment chamber 1 connects condensing unit 2, organic solution holding vessel 3, filter 4, heater 5 and gas recycling can 6 successively.Wherein, filter 4 is connected with heater 5, and described heater 5 is connected with the jet pipe 12 in precuring equipment chamber 1; Clean gas after filtration transfers in heater 5 and heats, and the clean gas after heating comes back in precuring equipment chamber by jet pipe 12.
Wherein, heater 5 is metal electric heated filament or Electric radiant Heating Film, and described metal electric heated filament or Electric radiant Heating Film are carried out temperature control by thermocouple, make heating-up temperature controlled.
Specifically describe the operation principle of this organic solvent recovery device below:
From precuring equipment chamber 1, the mist that contains organic solvent is out transported in condensing unit 2, because clean gas is different from the boiling point of organic solvent gas, therefore, by the low-temperature receiver in condensing unit 2, organic solvent gas can be condensed into liquid, condensed liquid and residual gas are transported in organic solvent holding vessel 3, this organic solvent holding vessel 3 carries out separated by gas with condensed liquid, liquid will be stored in organic solvent holding vessel 3, residual gas after separation is transported in filter 4, filter 4 filters out residual organic solvent gas and some other impurity, make it be filtered into clean gas.This clean gas is transported to heater 5, heater 5 is heated to be applicable to by clean gas the temperature that precuring equipment is used, clean gas after heating comes back in precuring equipment by jet pipe 12, and then complete once circulation, thereby realize recycling and effective recovery of organic solvent of clean gas.
Do not changing under the prerequisite of original precuring equipment, the organic solvent recovery device that a set of the present embodiment of peripheral hardware provides, can realize effective recovery of organic solvent, simple in structure, easy to operate, not high to cost requirement.
The organic solvent recovery device that the utility model provides, carries out recycling after making the organic solvent gas of discharging cooling, can effectively realize when reducing organic solvent gas to the pollution of environment and further reducing production costs.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (7)
1. an organic solvent recovery device, is characterized in that, comprising:
Precuring equipment chamber, the aspirating air pipe in described precuring equipment chamber connects condensing unit, organic solution holding vessel and filter successively;
Described aspirating air pipe imports organic solvent mist in condensing unit;
Described condensing unit is cooled to liquid by the organic solvent in organic solvent mist;
Described organic solution holding vessel carries out liquid and residual gas separated, and storage of liquids, and described residual gas enters filter and filters generation clean gas.
2. organic solvent recovery device as claimed in claim 1, is characterized in that, described filter is connected with gas recycling can, and the clean gas after filtration collects by gas recycling can.
3. organic solvent recovery device as claimed in claim 1, is characterized in that, described filter is connected with heater, and described heater is connected with the jet pipe in precuring equipment chamber; Clean gas after filtration transfers in heater heats, and the clean gas after heating comes back in precuring equipment chamber by jet pipe.
4. the organic solvent recovery device as described in claim 1-3 any one, is characterized in that, the cooling medium of described condensing unit is cold water, cold air or cold oil.
5. the organic solvent recovery device as described in claim 1-3 any one, is characterized in that, described filter inside has the medium of strong adsorption filtration ability.
6. organic solvent recovery device as claimed in claim 5, is characterized in that, described medium is active carbon, sponge or resin.
7. organic solvent recovery device as claimed in claim 3, is characterized in that, described heater is metal electric heated filament or Electric radiant Heating Film, and described metal electric heated filament or Electric radiant Heating Film are carried out temperature control by thermocouple, make heating-up temperature controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320382244.1U CN203507765U (en) | 2013-06-28 | 2013-06-28 | Organic solvent recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320382244.1U CN203507765U (en) | 2013-06-28 | 2013-06-28 | Organic solvent recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203507765U true CN203507765U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320382244.1U Expired - Fee Related CN203507765U (en) | 2013-06-28 | 2013-06-28 | Organic solvent recovery device |
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| Country | Link |
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| CN (1) | CN203507765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108339320A (en) * | 2018-04-11 | 2018-07-31 | 林丽敏 | A kind of dehydration device of production of resins |
-
2013
- 2013-06-28 CN CN201320382244.1U patent/CN203507765U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108339320A (en) * | 2018-04-11 | 2018-07-31 | 林丽敏 | A kind of dehydration device of production of resins |
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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: 20140402 |
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| CF01 | Termination of patent right due to non-payment of annual fee |