CN104667560A - Solvent recovery multi-stage condensation system - Google Patents
Solvent recovery multi-stage condensation system Download PDFInfo
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- CN104667560A CN104667560A CN201310641305.6A CN201310641305A CN104667560A CN 104667560 A CN104667560 A CN 104667560A CN 201310641305 A CN201310641305 A CN 201310641305A CN 104667560 A CN104667560 A CN 104667560A
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- heat abstractor
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Abstract
The invention discloses a solvent recovery multi-stage condensation system, and belongs to the field of chemical processing. A pre-cooling device is additionally arranged for cooling a solvent in advance before the solvent enters a water-cooling system, so that the consumption of circulating water of the water-cooling system is reduced; and the work strength of a water pump is reduced. The system comprises the water-cooling system, an air-cooling system and a cooling device, wherein a feeding opening of the system is sequentially connected with the cooling device, the air-cooling system, the water-cooling system and a dewatering tower through a conveying pipeline; the cooling device comprises a condenser pipe, a cooling fin, an air hood and a second fan; the air-cooling system comprises an air cooler, a low-temperature room and an air-cooling pipe. By virtue of the solvent recovery multi-stage condensation system, a cold air resource in the northern China in winter can be effectively utilized to cool the solvent; the working intensity of the pump can be reduced; the factory cost is reduced; an energy resource is saved; a cooling method can be adjusted by the system at any time according to the outdoor temperature change; the refrigeration intensity can be selected; and the control is facilitated.
Description
Technical field
The present invention relates to a kind of solvent recovering system, particularly relate to a kind of solvent recovery multi-stage condensing system.
Background technology
In Chemical Manufacture industry, cooling device or system are used to cooling to solvent and condensation process more.The cooling means that this kind of device is relatively commonly used has water-cooled and air-cooled.Can be applied to dehydrating tower to the process of solvent in the technological process of production of chemical plant, solvent will through condensation process before entering dehydrating tower, the condensation of process means many employings water-cooling system.
Water-cooling system is flowed by circulating chilled water, takes away the heat assembled in tower, and this kind of cooling means is large to the consumption of water, and also has requirement to the control of the flow velocity of water.Circulating chilled water running in water-cooling system needs the continuous firing guarantee of water pump, only apply water-cooling system and condensation process is carried out to solvent, the working strength of water pump is larger, and north of china in winter cold weather, external environment condition also can be lowered the temperature to solvent, and to reduce the workload of water pump, but water-cooling system is closed system, therefore, the low temperature of north of china in winter can not be utilized to carry out cooling process to solvent.
Summary of the invention
In view of the defect that prior art exists, the object of the present invention is to provide a kind of solvent recovery multi-stage condensing system, make solvent before entering water-cooling system, first through pre-cooler cooling, to reduce the consumption of the recirculated water of water-cooling system, reduce the working strength of water pump.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of solvent recovery multi-stage condensing system, comprises water-cooling system, also comprises air cooling system and heat abstractor;
System feeding mouth connects heat abstractor, air cooling system, water-cooling system and dehydrating tower successively by transport pipeline; Described heat abstractor comprises condenser pipe, fin, fan housing and the second blower fan; Described air cooling system comprises air cooler, low temperature chamber and forced air cooled tube;
Described heat abstractor is coated with some condenser pipes, the affixed fin in top of condenser pipe, and the upper end buckle closure of described heat abstractor has a fan housing, and this fan housing is connected with the second blower fan by connecting pipe, and the air port of fan housing is towards described condenser pipe; Feeding mouth conveyance conduit and many condenser pipes converge in the outside of one end of heat abstractor and are connected, and it is a conveyance conduit that the other end of many condenser pipes in the outside of described heat abstractor converges, and this pipeline is connected with the entrance of the forced air cooled tube of air cooling system;
Further, described fin is tabular, sheet or splintery, and is provided with heat dissipation region between the sheet of fin;
Further, described condenser pipe is laterally arranged in parallel;
Further, the air port of described fan housing is vertical corresponding with condenser pipe;
Described forced air cooled tube closed assembly is in the low temperature chamber of air cooler bottom, and air cooler is integrated with low temperature chamber to be formed; Described air cooling system also comprises the first blower fan, and the first blower fan connects fan housing and air cooler respectively by two-way ajutage;
The second described blower fan is two-way blower fan, and is placed in outdoor, is the hot blast that heat abstractor send cold wind or extracts in heat abstractor by fan housing;
Further, the ajutage between the first described blower fan and fan housing is provided with the first valve, opens in order to control ajutage passage or closes;
Further, the pipeline between the second described blower fan and fan housing is provided with the second valve, opens in order to control ajutage passage or closes.
After adopting such scheme, compared with prior art there is following beneficial effect: solvent recovery multi-stage condensing system comprises three grades of cooling systems, mainly through heat abstractor, air cooler, and water-cooling system carries out order, cool continuously, the cooling of prior art to solvent adopts recirculated water flowing cooling means more, and the present invention holds increase heat abstractor and air cooling system to carry out precooling treatment in prior-art frontal, north cold gas resource in winter not only can be effectively utilized to lower the temperature to solvent, also the working strength of pump can be reduced, reduce factory cost, economize energy, and native system can change according to outdoor temperature, regulate cooling means at any time, select refrigeration intensity, be convenient to control.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of solvent recovery multi-stage condensing system.
In figure: 1, water-cooling system, 2, air cooler, 3, low temperature chamber, 4, forced air cooled tube, 5, ajutage, the 6, first blower fan, the 7, second blower fan, the 8, first valve, the 9, second valve, 10, fan housing, 11, condenser pipe, 12, fin.
Detailed description of the invention
In conjunction with the drawings and the specific embodiments, the present invention is further described:
A kind of solvent recovery multi-stage condensing system as shown in Figure 1, comprises water-cooling system 1, also comprises air cooling system and heat abstractor;
System feeding mouth connects heat abstractor, air cooling system, water-cooling system and dehydrating tower successively by transport pipeline; Described heat abstractor comprises condenser pipe 11, fin 12, fan housing 10 and the second blower fan 7; Described air cooling system comprises air cooler 2, low temperature chamber 3 and forced air cooled tube 4;
Described heat abstractor is coated with some condenser pipes 11, the affixed fin 12 in top of condenser pipe 11, the upper end buckle closure of described heat abstractor has a fan housing 10, and this fan housing 10 is connected with the second blower fan 7 by connecting pipe, and the air port of fan housing 10 is towards described condenser pipe 11; Feeding mouth conveyance conduit and many condenser pipes 11 converge in the outside of one end of heat abstractor and are connected, and it is a conveyance conduit that the other end of many condenser pipes 11 in the outside of described heat abstractor converges, and this pipeline is connected with the entrance of the forced air cooled tube 4 of air cooling system;
Further, described fin 12 is tabular, sheet or splintery, and is provided with heat dissipation region between the sheet of fin 12;
Further, described condenser pipe 11 is laterally arranged in parallel;
Further, the air port of described fan housing 10 is vertical corresponding with condenser pipe 11;
Described forced air cooled tube 4 closed assembly is in the low temperature chamber 3 of air cooler 2 bottom, and air cooler 2 is integrated with low temperature chamber 3 to be formed; Described air cooling system also comprises the first blower fan 6, first blower fan 6 and connects fan housing 10 and air cooler 2 respectively by two-way ajutage;
The second described blower fan 7 is two-way blower fan, and is placed in outdoor, the hot blast being sent cold wind by fan housing 10 for heat abstractor or extract in heat abstractor;
Further, the ajutage between the first described blower fan 6 and fan housing 10 is provided with the first valve 8, opens in order to control ajutage passage or closes;
Further, the pipeline between the second described blower fan 7 and fan housing 10 is provided with the second valve 9, opens in order to control ajutage passage or closes.
When outdoor temperature is lower, acetic acid and i-butyl ester solvent enter heat abstractor from feeding mouth pipeline, second valve 9 is opened, second blower fan 7 extracts cold air and is filled with heat abstractor and cools from air, through the cooled solvent of heat abstractor, enter air cooling system cooling, cooled solvent, enter water-cooling system 1 to cool, after cooling, solvent enters dehydrating tower.
When outdoor temperature is higher, acetic acid and i-butyl ester solvent enter heat abstractor from feeding mouth pipeline, first valve 8 is opened, first blower fan 6 extracts cold air and is filled with heat abstractor and cools from air cooler, through the cooled solvent of heat abstractor, enter air cooling system cooling, cooled solvent, enter water-cooling system 1 to cool, after cooling, solvent enters dehydrating tower.
When outdoor air is not suitable for heat radiation, acetic acid and i-butyl ester solvent enter heat abstractor from feeding mouth pipeline, second valve 9 is opened, hot-air in heat abstractor is drawn to outdoor by the first blower fan 6, solvent flows out heat abstractor, enters air cooling system cooling, cooled solvent, enter water-cooling system 1 to cool, after cooling, solvent enters dehydrating tower.
When needing the amplitude of cooling larger, air cooler 2 can be opened, the larger cooling process of intensity is carried out to the solvent in the forced air cooled tube 4 of low temperature chamber 3 inside.
The above; be only the present invention's preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (6)
1. a solvent recovery multi-stage condensing system, comprises water-cooling system (1), it is characterized in that: also comprise air cooling system and heat abstractor;
System feeding mouth connects heat abstractor, air cooling system, water-cooling system and dehydrating tower successively by transport pipeline; Described heat abstractor comprises condenser pipe (11), fin (12), fan housing (10) and the second blower fan (7); Described air cooling system comprises air cooler (2), low temperature chamber (3) and forced air cooled tube (4);
Described heat abstractor is coated with some condenser pipes (11), the affixed fin in the top (12) of condenser pipe (11), the upper end buckle closure of described heat abstractor has a fan housing (10), this fan housing (10) is connected with the second blower fan (7) by connecting pipe, and the air port of fan housing (10) is towards described condenser pipe (11); Feeding mouth conveyance conduit and many condenser pipes (11) converge in the outside of one end of heat abstractor and are connected, it is a conveyance conduit that the other end of many condenser pipes (11) in the outside of described heat abstractor converges, and this pipeline is connected with the entrance of the forced air cooled tube (4) of air cooling system;
Described forced air cooled tube (4) closed assembly is in the low temperature chamber (3) of air cooler (2) bottom, and air cooler (2) is integrated with low temperature chamber (3) to be formed; Described air cooling system also comprises the first blower fan (6), and the first blower fan (6) connects fan housing (10) and air cooler (2) respectively by two-way ajutage;
Described the second blower fan (7) is two-way blower fan, and is placed in outdoor, the hot blast being sent cold wind by fan housing (10) for heat abstractor or extract in heat abstractor.
2. a kind of solvent recovery multi-stage condensing system as claimed in claim 1, is characterized in that: described fin (12) is tabular, sheet or splintery, and is provided with heat dissipation region between the sheet of fin (12).
3. a kind of solvent recovery multi-stage condensing system as claimed in claim 1, is characterized in that: described condenser pipe (11) is for laterally arranged in parallel.
4. a kind of solvent recovery multi-stage condensing system as described in claim 1 or 3, is characterized in that: the air port of described fan housing (10) is vertical corresponding with condenser pipe (11).
5. a kind of solvent recovery multi-stage condensing system as claimed in claim 1, it is characterized in that: the ajutage between described the first blower fan (6) and fan housing (10) is provided with the first valve (8), open in order to control ajutage passage or close.
6. a kind of solvent recovery multi-stage condensing system as claimed in claim 1, it is characterized in that: the pipeline between described the second blower fan (7) and fan housing (10) is provided with the second valve (9), open in order to control ajutage passage or close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310641305.6A CN104667560B (en) | 2013-12-02 | 2013-12-02 | A kind of solvent recovery multi-stage condensing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310641305.6A CN104667560B (en) | 2013-12-02 | 2013-12-02 | A kind of solvent recovery multi-stage condensing system |
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| Publication Number | Publication Date |
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| CN104667560A true CN104667560A (en) | 2015-06-03 |
| CN104667560B CN104667560B (en) | 2016-05-11 |
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| CN201310641305.6A Active CN104667560B (en) | 2013-12-02 | 2013-12-02 | A kind of solvent recovery multi-stage condensing system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126379A (en) * | 2015-09-17 | 2015-12-09 | 贵州蓝天固废处置有限公司 | Mercury vapor cooling device |
| CN108620494A (en) * | 2018-05-04 | 2018-10-09 | 芜湖众梦电子科技有限公司 | A kind of cooling device for automobile die |
| CN113842852A (en) * | 2021-10-29 | 2021-12-28 | 聊城鲁西甲胺化工有限公司 | Process and system for annual production of 20 ten thousand tons of methylamine |
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| CN2576310Y (en) * | 2002-09-29 | 2003-10-01 | 吴永清 | Organic-solvent recovering apparatus |
| US20040007133A1 (en) * | 2002-03-22 | 2004-01-15 | Sun Yung-Yung | Air-liquid separating apparatus for compressed air |
| KR100799745B1 (en) * | 2007-07-12 | 2008-02-01 | 주식회사 대일냉각기 | Condensation system for recycling organic solvent with air and water cooling type |
| JP2012130875A (en) * | 2010-12-22 | 2012-07-12 | Toho Kako Kensetsu Kk | Solvent recovery apparatus |
| CN102836563A (en) * | 2011-06-23 | 2012-12-26 | 大连创达技术交易市场有限公司 | Solvent recovery system water saving apparatus |
| CN203620280U (en) * | 2013-12-02 | 2014-06-04 | 逸盛大化石化有限公司 | Multistage condensing system for recycling solvent |
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2013
- 2013-12-02 CN CN201310641305.6A patent/CN104667560B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040007133A1 (en) * | 2002-03-22 | 2004-01-15 | Sun Yung-Yung | Air-liquid separating apparatus for compressed air |
| CN2576310Y (en) * | 2002-09-29 | 2003-10-01 | 吴永清 | Organic-solvent recovering apparatus |
| KR100799745B1 (en) * | 2007-07-12 | 2008-02-01 | 주식회사 대일냉각기 | Condensation system for recycling organic solvent with air and water cooling type |
| JP2012130875A (en) * | 2010-12-22 | 2012-07-12 | Toho Kako Kensetsu Kk | Solvent recovery apparatus |
| CN102836563A (en) * | 2011-06-23 | 2012-12-26 | 大连创达技术交易市场有限公司 | Solvent recovery system water saving apparatus |
| CN203620280U (en) * | 2013-12-02 | 2014-06-04 | 逸盛大化石化有限公司 | Multistage condensing system for recycling solvent |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126379A (en) * | 2015-09-17 | 2015-12-09 | 贵州蓝天固废处置有限公司 | Mercury vapor cooling device |
| CN105126379B (en) * | 2015-09-17 | 2016-11-30 | 贵州蓝天固废处置有限公司 | A kind of mercury vapour chiller |
| CN108620494A (en) * | 2018-05-04 | 2018-10-09 | 芜湖众梦电子科技有限公司 | A kind of cooling device for automobile die |
| CN108620494B (en) * | 2018-05-04 | 2020-06-02 | 万德福科技(广东)有限公司 | Cooling device for automobile mold |
| CN113842852A (en) * | 2021-10-29 | 2021-12-28 | 聊城鲁西甲胺化工有限公司 | Process and system for annual production of 20 ten thousand tons of methylamine |
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| Publication number | Publication date |
|---|---|
| CN104667560B (en) | 2016-05-11 |
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