CN101307559B - Petroleum ( carbon hydrogen) dry cleaner's solvent distillation recovery device - Google Patents
Petroleum ( carbon hydrogen) dry cleaner's solvent distillation recovery device Download PDFInfo
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- CN101307559B CN101307559B CN2007100406852A CN200710040685A CN101307559B CN 101307559 B CN101307559 B CN 101307559B CN 2007100406852 A CN2007100406852 A CN 2007100406852A CN 200710040685 A CN200710040685 A CN 200710040685A CN 101307559 B CN101307559 B CN 101307559B
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Abstract
The invention relates to a distillation-recovery device for carbon-hydrogen petroleum dry cleaning solvent, comprising a solvent box arranged on the lowest bottom, wherein the upper part of the solvent box is provided with a solvent inlet and a balance port of a left-right 2 box; liquid outlets on the lower part of the left-right 2 box are respectively connected with one end of a solvent pump through pipelines; the other end of the solvent pump is connected with the upper part of a distillation box arranged on the solvent box through the pipelines; a vaporization outlet of a solvent distillation cavity is connected with a distillation condenser arranged on the distillation box through the pipelines; a liquid outlet at the bottom of the distillation condenser is connected to a temporary storage box arranged on the lower part of the distillation condenser through the pipelines; an oil-water separator is arranged above the solvent box and below the temporary storage box; a vacuum pumpis arranged above the solvent box and to the side of the distillation box; an exhaust port and a liquid inlet of the vacuum pump are both connected with a circulation box beside the vacuum pump. The distillation-recovery device has the advantages that: a tedious filter system of the prior petroleum solvent machine type can be omitted, which not only simplifies equipment, but also greatly reduces the work cost of machines.
Description
Technical field
The present invention relates to a kind of petroleum dry-washer, relate in particular to a kind of hydrocarbon class oil dry cleaner's solvent distillation recovery device.
Background technology
Dry cleaner is introduced China since the eighties, the dry-cleaning industry has obtained rapidly and fluffy strong development in China, and tetrachloro-ethylene is applied to today as dry-cleaning solvent because the decontamination solvability is strong always.But along with improving constantly of countries in the world environmental requirement nowadays, tetrachloro-ethylene is because its non-degradable and human central nervous had harm and progressively banned and ban use of.A kind of hydrocarbon class petroleum solvent becomes the first-selection of the new replace solvents of dry-cleaning.
Use hydrocarbon class petroleum solvent to be called petroleum dry-washer as the dry-cleaning machinery of cleaning solvent, petroleum dry-washer has had how tame washing facility manufacturing enterprise producing at present at home and abroad.But be subjected in hydrocarbon class petroleum solvent flash-point lowlyer, belong to particularity such as easily firing the class dangerous solvents, at present these enterprises the typical type of the petroleum dry-washer that can only produce be: wash+take off and do function all-in-one, supporting petroleum solvent dryer (efflux gas).These types mainly contain the shortcoming and defect part of the recycle of petroleum solvent:
1, do not have solvent reclamation to reclaim ability without Distallation systm, the solvent waste is serious.Can only rely on filter paper core or active carbon filtration to carry out filtration treatment to the dirty solvent behind the washing clothes, impurity after the filtration or residue have a large amount of solvents and directly are discharged in the environment, not only waste a large amount of solvents and also cause serious environmental pollution.
2, can not really guarantee to clean clothing.Carry out circulation cleaning by filter solvents, can not effectively remove and eliminate, and this life of petroleum solvent be fit to microorganism and bacterium is deposited, and causes the overlapping pollution in the clothes washing process the pigment in the solvent, smell, microorganism, bacterium etc.
3, constantly circulating filtration causes the filter paper core to stop up very soon and filters inefficacy or the saturated filtration inefficacy of active carbon adsorption.Frequent more renew cartridge has improved the operation costs of washing work greatly.
Summary of the invention
The technical issues that need to address of the present invention have provided a kind of hydrocarbon class oil dry cleaner's solvent distillation recovery device, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
The present invention includes: a solvent tank that places bottommost; Being divided into one about described solvent tank is used to store the washing back and discharge dirty solvent tank to be distilled and a clean solvent tank that is used to store the recovery of distillation back; The balance port that a solvent inlet and about 2 casees is arranged on solvent tank 1 top, about 2 casees bottom liquid outlet be connected with an end of solvent pump by pipeline respectively; The other end of solvent pump joins by pipeline and the distillation upper box part that is placed on the solvent tank; Described distillation case is divided into the steam heating cavity of bottom and the solvent distillation chamber on top; Described steam heating cavity and steam-out (SO) source join, and the vaporization outlet in solvent distillation chamber links to each other with distiller condenser on being placed in the distillation case by pipeline; Described distiller condenser comprises a built-in sub-cooled coil pipe, and the liquid outlet in the distiller condenser bottom is connected to the holding tank that is placed in the distiller condenser bottom by pipeline; Described holding tank comprises: that built-in fluid level controller, one and vacuum pump intake join is suitable for reading, one with advance suitable for reading, end opening that joins with oil water separator that air joins; Described oil water separator places on the solvent tank, under the holding tank; Oil water separator comprise an oil-out that joins with solvent inlet, one with about 2 casees balance port balance port, a delivery port of joining in the bottom; Vavuum pump places above the solvent tank, distillation case side; The vavuum pump exhaust outlet all is connected with the circulating box on vavuum pump limit with inlet; Be provided with cooler in the described circulating box; Also settle an exhaust tank on circulating box top.
Compared with prior art, the invention has the beneficial effects as follows: can save the loaded down with trivial details filtration system of existing petroleum solvent type, not only simplify equipment, and greatly reduced the job costs of machine.
Description of drawings
Fig. 1 is a structure chart of the present invention;
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is described in further detail:
As seen from Figure 1: the present invention includes: a solvent tank 1 that places bottommost; Described solvent tank about 1 is divided into one and is used to store the washing back and discharge dirty solvent tank 11 to be distilled and a clean solvent tank 12 that is used to store the recovery of distillation back; The balance port 101 that a solvent inlet 100 and about 2 casees is arranged on solvent tank 1 top, about 2 casees bottom liquid outlet (102,103) be connected with an end of solvent pump 8 by pipeline respectively; The other end of solvent pump 8 joins by pipeline and distillation case 2 tops that are placed on the solvent tank 1; Described distillation case 2 is divided into the steam heating cavity 21 of bottom and the solvent distillation chamber 22 on top; Described steam heating cavity 21 is joined with steam-out (SO) source 23, and the vaporization outlet in solvent distillation chamber 22 links to each other with distiller condenser 3 on being placed in distillation case 2 by pipeline; Described distiller condenser 3 comprises a built-in sub-cooled coil pipe 31, and the liquid outlet in distiller condenser 3 bottoms is connected to the holding tank 4 that is placed in distiller condenser 3 bottoms by pipeline; Described holding tank 4 comprises: that the suction inlet of built-in fluid level controller 41, and vavuum pump 6 joins is suitable for reading, one with advance suitable for reading, end opening that joins with oil water separator 5 that air 42 joins; Described oil water separator 5 places on the solvent tank 1, under the holding tank 4; Oil water separator 5 comprise an oil-out that joins with solvent inlet 100, one with about 2 casees balance port 101 balance port, a delivery port 51 of joining in the bottom; Vavuum pump 6 places above the solvent tank 1, distillation case 2 sides; Vavuum pump 6 exhaust outlets all are connected with the circulating box 7 on vavuum pump 6 limits with inlet; Be provided with cooler 72 in the described circulating box 7; Also settle an exhaust tank 71 on circulating box 7 tops;
Two ends of described cooler 72 and sub-cooled coil pipe 31 respectively with advance cooling water 9 and go out cooling water 10 to join.
The invention solves hydrocarbon class petroleum solvent and carry out the technical problem that the circulation cleaning clothing distills thorough recovery clean solvent process after dirty; Also solve hydrocarbon class petroleum solvent flash-point low (unusual according to the solvent model is 40～60 ℃) and at high temperature distilled the technical barrier that can not produce burning or explosion danger; The 3rd, solved hydrocarbon class petroleum solvent boiling point higher (being generally 165～200 ℃), but industry that can be about 0.4Mpa steam pressure (or the about 130 ℃ of left and right sides heat mediums of temperature) commonly used can make down the vaporization of seething with excitement of dirty hydrocarbon class petroleum solvent separate the technical problem of distilling recovery with foul.
The present invention is applied in the beneficial effect that is reached in the hydrocarbon class petroleum solvent dry cleaner and mainly contains:
1, hydrocarbon class petroleum solvent dry cleaner has had this cover of the present invention " hydrocarbon class petroleum solvent distillation recovery system " just can save the loaded down with trivial details filtration system of existing petroleum solvent type, has not only simplified equipment, and has greatly reduced the job costs of machine.
2, can effectively dispel and eliminate pigment in the dirty solvent, smell, microorganism, bacterium etc. by filtering the pollution that to dispel.Solvent in the distillation chamber of a sealing, by the steam heat, effectively killing microorganisms and bacterium.The distillation chamber is controlled at the steady temperature of petroleum solvent boiling vaporization automatically, and according to the vapourizing temperature difference of different material, petroleum solvent and other dirty materials have been divided into gaseous state and solid-state two kinds of forms, and the petroleum solvent vaporization is reclaimed, and other impurity etc. are stayed in the distillation chamber.Not only can effectively dispel impurity like this, and guarantee after the boiling vaporization that oil (hydrocarbon) solvent that condensation is again reclaimed does not contain pigment and smell.
3, solvent recovery is thorough, clean, rate of recovery height.Solvent and trace amounts of water vapor that distillation is vaporized in the chamber together enter into distiller condenser, contact with sub-cooled coil pipe in the distiller condenser, reduce temperature rapidly and become liquid state, separate through oil water separator, water is discharged from water discharge outlet again, and petroleum solvent reclaims and flows to solvent tank in order to utilizing again.The complete evaporate to dryness of solvent in the distillation chamber, solvent is reclaimed fully.
4, vacuum is taken out distillation under the oxygen condition, and enclosed construction has been guaranteed the safety of hydrocarbon class petroleum solvent under the distillation state, has eliminated the potential danger of burning or blast.
5, vacuumize the boiling point that vacuum distillation effectively reduces hydrocarbon class petroleum solvent, make it in (or under about 130 ℃ of left and right sides heat medium heating) vaporization of promptly can seething with excitement fast under the industrial steam pressure commonly used, efficient distillation.
The parts that comprise in the present invention are:
(1) solvent tank: place the bottommost of system, do not communicate but the casing of overflow after full but casing is divided into 2.One of them case is used to store the washing back and discharges dirty solvent to be distilled, and another is used to store the clean solvent that reclaim the distillation back.Miscellaneous part all is shelved on respectively on the solvent tank, and 2 casees have 1 to go out liquid interface respectively, are connected with solvent pump, and the extraction solvent is provided.1 solvent inlet and 1 Balanced interface are arranged above, link to each other with balance port with the solvent outlet of oil water separator respectively.
(2) distillation case: the distillation case drops on the solvent tank, and the distillation case is divided into two cavitys of steam heating cavity and solvent distillation chamber.Vapor chamber steam-out (SO) source adds thermal distillation to distillation chamber internal solvent.The case top has a solvent inlet connection solvent pump to be connected distiller condenser with a solvent vaporization outlet.The front is provided with soil cleaning port, the residue that provides cleaning to distill.
(3) distiller condenser: place on the distillation case, the sub-cooled coil pipe is arranged in the distiller condenser, be used for cooling off the gaseous solvent that the distillation case comes out, make it to become liquid state, flow to holding tank from liquid outlet then.
(4) holding tank: place under the distiller condenser, on the oil water separator.Be used for temporarily storing the solvent that condenser condenses flows down, when the solvent height arrives certain liquid level, close vacuum pumping valve and return the liquid valve, open balanced valve and the valve that flows back to oil water separator, recovered solvent is discharged into oil water separator.Automatically restore to the starting stage again after being discharged into low liquid level, continue to store the distiller condenser recovered solvent and open and vacuumize valve.
(5) oil water separator: place on the under casing, under the holding tank.On into solvent mouth is arranged, connect holding tank.Also be provided with balance port and oil-out and delivery port, oil-out connects clean solvent tank, and balance port also connects solvent tank, the gas pressure during the balance discharging.Delivery port is used for discharging from the isolated small amount of moisture of solvent.
(6) vavuum pump: place above the solvent tank distillation case side.The suction inlet that vacuumizes connects holding tank, is used for not section and still-process is distilled case, distiller condenser and three casings of holding tank vacuumizes, and is used to guarantee that still-process carries out under vacuum negative pressure condition always.The anti-exhaust outlet of vavuum pump all is connected with the circulating box on vavuum pump limit with inlet, will discharge gas and be discharged in the circulating box.
(7) circulating box: be used to provide vavuum pump to produce the casing of the required solvent of vacuum, place the vavuum pump next door.Be provided with cooler in the circulating box, be used for the cooling vacuum pump circulates solvent, the assurance vavuum pump is worked under temperature constant state.Also be provided with exhaust tank on the circulating box, be used to filter the minimum gas of discharging in the vavuum pump and keep the circulating box pressure balance.
(8) solvent pump: connect under casing and distillation case, give the distillation case with the solvent pump of under casing.
Operation principle of the present invention or program are as follows: solvent pump pumps into the hydrocarbon class petroleum solvent in the solvent tank in the distillation chamber of distillation case, the vapor chamber of distillation case feeds steam, solvent in the distillation chamber of distillation case is added thermal distillation, and the while vavuum pump will distill case, distiller condenser and holding tank and take out oxygen, vacuumizes.Under negative pressure state, solvent reaches boiling temperature very soon and vaporizes, and the solvent of vaporization enters distiller condenser, contacts back cooling rapidly with cooling coil, and by the gaseous state liquefy.Liquid solvent flows into holding tank immediately, when solvent reaches certain liquid level in holding tank after, fluid level controller will with distiller condenser and the valve closing that links to each other with vavuum pump, open the valve that flows into oil water separator and with the atmospheric equilibrium valve, solvent will flow into oil water separator.When being discharged into residue in the temporary case during less solvent, fluid level controller is valve-off and balanced valve, opens with distiller condenser and the valve that links to each other with vavuum pump to work on.The solvent that flows in the oil water separator is different with water density according to petroleum solvent, and water is at the separator bottom precipitation, and oil will float the water surface, and flow back to clean solvent tank from oil-out.Section circulation is not as above worked, the recovery of yet thoroughly being regenerated of the complete evaporate to dryness of solvent in the distillation case, solvent.
Claims (2)
1. a hydrocarbon class oil dry cleaner's solvent distillation recovery device is characterized in that comprising: a solvent tank (1) that places bottommost; Being divided into one about described solvent tank (1) is used to store the washing back and discharge the clean solvent tank (12) that dirty solvent tank (11) to be distilled and are used to store recovery after the distillation; The balance port (101) that a solvent inlet (100) and about 2 casees is arranged on solvent tank (1) top, about 2 casees bottom liquid outlet (102,103) be connected by the end of pipeline respectively with solvent pump (8); The other end of solvent pump (8) joins by pipeline and distillation case (2) top that is placed on the solvent tank (1); Described distillation case (2) is divided into the steam heating cavity (21) of bottom and the solvent distillation chamber (22) on top; Described steam heating cavity (21) and steam-out (SO) source (23) join, the vaporization outlet in solvent distillation chamber (22) by pipeline be placed in the distiller condenser (3) that distills on the case (2) and link to each other; Described distiller condenser (3) comprises a built-in sub-cooled coil pipe (31), and the liquid outlet in distiller condenser (3) bottom is connected to the holding tank (4) that is placed in distiller condenser (3) bottom by pipeline; Described holding tank (4) comprising: that the suction inlet of a built-in fluid level controller (41), and vavuum pump (6) joins is suitable for reading, one with advance suitable for reading, end opening that joins with oil water separator (5) that air (42) joins; Described oil water separator (5) places on the solvent tank (1), under the holding tank (4); Oil water separator (5) comprise an oil-out that joins with solvent inlet (100), one with about 2 casees balance port (101) balance port, the delivery port (51) that join in the bottom; Vavuum pump (6) places above the solvent tank (1), distillation case (2) side; Vavuum pump (6) exhaust outlet all is connected with the circulating box (7) on vavuum pump limit with inlet; Be provided with cooler (72) in the described circulating box (7); Also settle an exhaust tank (71) on circulating box (7) top.
2. hydrocarbon class oil dry cleaner's solvent distillation recovery device according to claim 1 is characterized in that: two ends of described cooler (72) and sub-cooled coil pipe (31) respectively with advance cooling water (9) and go out cooling water (10) to join.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100406852A CN101307559B (en) | 2007-05-15 | 2007-05-15 | Petroleum ( carbon hydrogen) dry cleaner's solvent distillation recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100406852A CN101307559B (en) | 2007-05-15 | 2007-05-15 | Petroleum ( carbon hydrogen) dry cleaner's solvent distillation recovery device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101307559A CN101307559A (en) | 2008-11-19 |
| CN101307559B true CN101307559B (en) | 2011-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007100406852A Expired - Fee Related CN101307559B (en) | 2007-05-15 | 2007-05-15 | Petroleum ( carbon hydrogen) dry cleaner's solvent distillation recovery device |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103911822B (en) * | 2013-01-07 | 2017-06-20 | 海尔集团技术研发中心 | Domestic dry washing machine oil-water separation method, oil water separator and dry cleaner |
| CN104278497B (en) * | 2013-07-02 | 2017-12-29 | 青岛海尔滚筒洗衣机有限公司 | DC naphtha filter method, DC naphtha filtration system and dry cleaner |
| CN106733871A (en) * | 2016-11-22 | 2017-05-31 | 广东新球清洗科技股份有限公司 | A kind of energy saving recovery method of agent for carbon hydrogen detergent and a kind of hydrocarbon cleaning equipment |
| CN111760317B (en) * | 2020-07-14 | 2021-08-27 | 常州天马集团有限公司（原建材二五三厂） | Conveying device of vacuum distillation equipment |
| CN115354463A (en) * | 2021-09-02 | 2022-11-18 | 上海美丰服饰检测有限公司 | Knitting sweater fulling water pollution-free treatment process |
| CN117357924B (en) * | 2023-10-23 | 2024-03-15 | 华斯控股股份有限公司 | Distillation recovery device and recovery method for dry cleaning machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2540432Y (en) * | 2002-06-03 | 2003-03-19 | 江苏海狮机械集团有限公司 | Dry recovery device for petroleum solvent of dry-cleaning machine |
| JP2006141546A (en) * | 2004-11-17 | 2006-06-08 | Sanyo Electric Co Ltd | Distillation apparatus for dry cleaner |
| CN201077924Y (en) * | 2007-05-15 | 2008-06-25 | 上海雅森洗涤设备有限公司 | Petroleum hydrocarbon dry-cleaning solvent distillation recovery device |
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2007
- 2007-05-15 CN CN2007100406852A patent/CN101307559B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2540432Y (en) * | 2002-06-03 | 2003-03-19 | 江苏海狮机械集团有限公司 | Dry recovery device for petroleum solvent of dry-cleaning machine |
| JP2006141546A (en) * | 2004-11-17 | 2006-06-08 | Sanyo Electric Co Ltd | Distillation apparatus for dry cleaner |
| CN201077924Y (en) * | 2007-05-15 | 2008-06-25 | 上海雅森洗涤设备有限公司 | Petroleum hydrocarbon dry-cleaning solvent distillation recovery device |
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| CN101307559A (en) | 2008-11-19 |
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Granted publication date: 20110330 Termination date: 20160515 |