CN103668890B - The method for regenerating solvent of dry cleaner - Google Patents
The method for regenerating solvent of dry cleaner Download PDFInfo
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- CN103668890B CN103668890B CN201210355305.5A CN201210355305A CN103668890B CN 103668890 B CN103668890 B CN 103668890B CN 201210355305 A CN201210355305 A CN 201210355305A CN 103668890 B CN103668890 B CN 103668890B
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- Prior art keywords
- solvent
- soiling solution
- dry cleaner
- injection
- liquid
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Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F43/00—Dry-cleaning apparatus or methods using volatile solvents
- D06F43/08—Associated apparatus for handling and recovering the solvents
- D06F43/081—Reclaiming or recovering the solvent from a mixture of solvent and contaminants, e.g. by distilling
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F43/00—Dry-cleaning apparatus or methods using volatile solvents
- D06F43/08—Associated apparatus for handling and recovering the solvents
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F43/00—Dry-cleaning apparatus or methods using volatile solvents
- D06F43/08—Associated apparatus for handling and recovering the solvents
- D06F43/081—Reclaiming or recovering the solvent from a mixture of solvent and contaminants, e.g. by distilling
- D06F43/083—Condensing arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/02—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using organic solvents
- D06L1/10—Regeneration of used chemical baths
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
The present invention relates to a kind of method for regenerating solvent of dry cleaner, including：Injecting step：Injection is mixed with the soiling solution of solvent and spot；Pervaporation step：Solvent in the soiling solution that vaporising and jet goes out separates spot and solvent in soiling solution so that the solvent in soiling solution is changed into steam；Liquefaction step：Steam liquefy to obtain liquid flux；And, recycling step：Withdrawal liquid solvent.The present invention has preferable solvent recovery efficiency.
Description
Technical field
The present invention relates to washing machine field, more particularly to a kind of method for regenerating solvent of dry cleaner.
Background technology
At present, many household appliances are required with preferable recovery utilization rate, Cai Nengman to being applied to material therein
The sufficient market demand.Dry-clean the characteristics of doing washing with its stronger cleaning capacity and few is injured to clothing and be popularized for users.
The regeneration of solvent is an important step for dry-cleaning laundry technology, and how to reach preferable solvent recovery efficiency is that industry constantly exists
The problem of research.
The content of the invention
It is given below on brief overview of the invention, to provide the basic reason on certain aspects of the invention
Solution.It should be appreciated that this general introduction is not on exhaustive general introduction of the invention.It is not intended to determine key of the invention
Or pith, nor is it intended to limit the scope of the present invention.Its purpose only provides some concepts in simplified form, with
This is used as the preamble in greater detail discussed after a while.
A primary object of the present invention is the method for regenerating solvent for providing a kind of solvent recovering rate dry cleaner high.
To achieve the above object, the invention provides a kind of method for regenerating solvent of dry cleaner, including circulation execution is following
Step：
Injecting step：Injection is mixed with the soiling solution of solvent and spot；
Pervaporation step：Solvent in the soiling solution that vaporising and jet goes out so that the solvent in soiling solution is changed into steam, in making soiling solution
Solvent and spot are separated；
Liquefaction step：Steam liquefy to obtain liquid flux；And
Recycling step：Withdrawal liquid solvent.
The method for regenerating solvent of dry cleaner of the invention sprays by soiling solution, and treatment is dirty in can strengthening pervaporation step
Processing area during liquid, to accelerate, homogenize the vaporization rate of solvent in soiling solution, and is condensed to the solvent for vaporizing, is reclaimed therewith,
With preferable solvent recovery efficiency.
Brief description of the drawings
Below with reference to the accompanying drawings illustrate embodiments of the invention, can be more readily understood that more than of the invention and it
Its objects, features and advantages.Part in accompanying drawing is intended merely to show principle of the invention.In the accompanying drawings, identical or similar
Technical characteristic or part will be represented using same or similar reference.
Fig. 1 is a kind of flow chart of embodiment of the method for regenerating solvent of the dry cleaner of the embodiment of the present invention.
Fig. 2 is a kind of structural representation of embodiment of dry cleaner.
Fig. 3 is the structural representation of another embodiment of dry cleaner.
Specific embodiment
Illustrate embodiments of the invention with reference to the accompanying drawings.Retouched in an accompanying drawing of the invention or a kind of implementation method
The element and feature that the element and feature stated can show in one or more other accompanying drawings or implementation method are combined.Should
Work as attention, for purposes of clarity, eliminated known to unrelated to the invention, those of ordinary skill in the art in accompanying drawing and explanation
Part and treatment expression and description.
A kind of method for regenerating solvent of dry cleaner is the embodiment of the invention provides, including：
Injecting step：Injection is mixed with the soiling solution of solvent and spot；
Pervaporation step：Solvent in the soiling solution that vaporising and jet goes out makes solvent and dirt so that the solvent in soiling solution is changed into steam
Stain is separated；
Liquefaction step：Steam liquefy to obtain liquid flux；And
Recycling step：Withdrawal liquid solvent.
Alternatively, pervaporation step vaporizes the solvent in soiling solution by being heated to the soiling solution for spraying, and liquefaction step will
Steam is condensed into liquid flux.
Alternatively, the method for regenerating solvent of dry cleaner includes that circulation performs injecting step, pervaporation step, liquefaction step and returns
Step is received, the solvent and spot not separate in pervaporation step are mixed with the soiling solution of injecting step injection.
Alternatively, inner cylinder, outer barrel and drying air channel are provided with dry cleaner, passage, outer barrel is formed between inner cylinder and outer barrel
Air inlet, air outlet, inlet and liquid outlet are provided with, the two ends of air inlet and air outlet respectively with drying air channel connect, done
The condensing unit of air outlet is communicated with clothing air channel, drying air channel is used for air inlet heat air delivery；Injecting step is by soiling solution
Sprayed into outer barrel through inlet, the solvent in soiling solution is changed into steam, liquefaction step by pervaporation step by flowing through the hot blast of passage
Suddenly steam is condensed into by liquid flux by condensing unit, the spot and solution not separate in pervaporation step go out liquid through outer barrel
Mouth flows out and mixes and sprayed for next time into the soiling solution without injection.
Alternatively, heater box and the condensing unit connected with heater box are provided with dry cleaner,
Injecting step includes：Soiling solution is sprayed into heater box；Pervaporation step includes：By the heater box to injection
Soiling solution is heated is changed into steam with by the solvent in soiling solution；The condensing steps include：The condensing unit is from the heating
Steam is collected in case and liquid flux is condensed into.
Alternatively, recycling step forms turbid including the liquid flux in condensing unit is mixed into the soiling solution without injection
Spend the soiling solution for reducing；Injecting step includes that the soiling solution reduced to turbidity sprays.
Alternatively, recycling step includes collecting the liquid flux from the condensing unit.
Alternatively, also include before injecting step：Extraction step：Extract the soiling solution produced by dry cleaner washing clothing.
Alternatively, the soiling solution of the injecting step injection is vaporific.
Alternatively, stop including performing the injecting step again to clear up in pervaporation step after execution pervaporation step
Separate spot.
With reference to Fig. 1, a kind of embodiment of the method for regenerating solvent of dry cleaner of the invention includes：
Step S11 (injecting step)：Injection is mixed with the soiling solution of solvent and spot.
Step S13 (pervaporation step)：Solvent in the soiling solution that vaporising and jet goes out is so that the partial solvent in soiling solution is changed into steaming
Vapour, separates part spot and solvent in soiling solution.
Step S15 (liquefaction step)：Steam liquefy to obtain liquid flux.
Step S17 (recycling step)：Withdrawal liquid solvent.
Alternatively, it is recycled and performs above-mentioned steps S11, S13, S15, S17 to carry out solvent reclamation.
With reference to Fig. 2, the dry cleaner that above-described embodiment of the method for regenerating solvent of dry cleaner of the invention can be shown in application drawing 2
Carry out solvent reclamation and spot is separated.
Dry cleaner in Fig. 2 includes heater box 110, roller 120, soiling solution tank 130 and condensing unit 140.
The heater box 110 may include inner and outer wall (not shown).Heating dress can be set between the inner walls and the outer
Put, heated for the inwall to heater box 110, make to be reached inside heater box 110 can gasifying solvent high temperature.Inwall is preferable
Material is Heat Conduction Material, for example metal material.
Specifically, the heater between the inner and outer wall of heater box 110 may include electrical heating wire and liquid oil.Electrical heating
Silk can be connected to electric supply installation by extending the wire of heater box 110, and electrical heating wire can be heated to liquid oil during energization,
Liquid oil is contacted with the inwall of heater box 110, is conducted its heat to and rise to and can fill solvent with by the temperature of inwall on inwall
Divide the temperature of vaporization.Liquid oil boiling point is relatively low, therefore can more quickly produce heat and inwall is heated into high temperature.
In other embodiments, heater may also include heating mantle, and heater strip and liquid oil may be provided in heating mantle,
Shielded with improving security and internal, outer wall.
The inlet of box house and outside is communicated with heater box 110, connection box house is additionally provided with outside
Gas outlet, is connected with injection apparatus 115 at inlet.
Soiling solution tank 130 connects the inlet of heater box 110 by pipeline communication injection apparatus 115, is set on the pipeline
There is drawing liquid pump 131.
Soiling solution tank 130 is connected by circulating line with roller 120.Circulating line includes input duct 151 and drain pipe road
152.Roller 120 removes the spot of clothing by moving back and forth, and after clothes washing is completed, spot is mixed with roller 120
In soiling solution tank 130 being flowed into the soiling solution of solvent through drain pipe road 152.
Condensing unit 140 connects the gas outlet of heater box by tracheae 160.
Specifically, when in the dry cleaner that method for regenerating solvent of the invention is applied to shown in Fig. 2, in step S11 (injection steps
Suddenly in), the soiling solution in soiling solution tank 130 can be evacuated at injection apparatus 115 by drawing liquid pump 131, injection apparatus 115 sprays soiling solution
It is incident upon in heater box 110.
In step S13 (pervaporation step), heater box 110 using its internal high temperature will be injected into come soiling solution in solvent
Steam is vaporizated into, and the grime in the soiling solution being injected into is on the inwall of heater box 110.It is vaporizated into the solvent of steam
The gas outlet of heated case 110 enters in condensing unit 140.
In step S15 (liquefaction step), condensing unit will be condensed into liquid flux into steam therein.
In step S17 (recycling step), the liquid flux produced in condensing unit 140 can be back flowed back into through liquid outlet 142
Mixed with the soiling solution in soiling solution tank in soiling solution tank 130, now the turbidity of the soiling solution in soiling solution tank 130 reduces；Now, in step
In rapid S11, injection apparatus 115 can be sprayed the soiling solution that the turbidity reduces, until the soiling solution turbidity in soiling solution tank 130 reduces
To preset value, naturally it is also possible to which time or number of times according to cyclic spray determine whether to stop injection.
Specifically, turbidity transducer 132, the control of the turbidity transducer 133 and dry cleaner can be set in soiling solution tank 130
There is signal transmission between device, when the soiling solution turbidity that turbidity transducer 132 is detected in soiling solution tank 130 is reduced to preset value,
Controller control drawing liquid pump 131 stops drawing liquid, injection apparatus 115 is stopped injection soiling solution.
Alternatively, in order to further remove the spot in soiling solution, can after step S13 (pervaporation step) is stopped,
Step S11 (injecting step) is performed again to clear up the spot in heater box, and blowoff line is set in heater box 110, with
Spot in discharge heater box.
In the present embodiment, the soiling solution for spraying in step s 11 is vaporific, and fog-like liquid is easier to be vaporized, and can be lifted
The vaporization rate of solvent.That is, the injection aperture of injection apparatus 115 can design very small, so that the soiling solution for ejecting is
It is vaporific.
Alternatively, in step S15 (liquefaction step), condensing unit 140 absorbs steam from heater box 110 and enters with to steam
Row condensation liquefaction, the liquefying speed and liquefaction amount of steam, lifting solvent recovery effect are can further improve by active absorption steam
Rate.
Specifically, getter device 145 of its inside of connection can be set on condensing unit 140, is used in heater box 110
The steam of generation is condensed in being drawn to condensing unit 140.The getter device is preferably vavuum pump.
With reference to Fig. 3, the dry cleaner that the embodiment of the method for regenerating solvent of dry cleaner of the invention can also be shown in application drawing 3 enters
Row solvent reclamation and spot are separated.Dry cleaner in Fig. 3 includes heater box 210, roller 220, soiling solution tank 230, condensing unit
240。
Similar with the dry cleaner in Fig. 2, roller 220 connects soiling solution tank 230 by circulating line.Complete clothes washing
Afterwards, the soiling solution in roller 220 is through in the inflow of drain pipe road 252 soiling solution tank 230 of circulating line.
Heater box 210 includes inlet and gas outlet, and injection apparatus 215 is connected with the inlet of heater box 210.Soiling solution
Case 230 connects the inlet of heater box 210 by pipeline communication injection apparatus 215.The pipeline is provided with drawing liquid pump 231.
Condensing unit 240 connects the gas outlet of heater box 210 by tracheae 260, and condensing unit 240 is provided with liquid outlet
242, condensing unit 240 is provided with and its internal getter device 244 for connecting.
Dry cleaner in Fig. 3 is similar to the dry cleaner structure and working method in Fig. 2, and difference is：Dry cleaner in Fig. 3
Also include solvent tank 280, the liquid outlet 242 of condensing unit 240 is not connected with soiling solution tank 230, and is connected with solvent tank 280；Plus
The liquid outlet 217 connected with soiling solution tank 230 is additionally provided with hot tank 210.Roller 220 is connected by the input duct 251 of circulating line
Logical solvent tank 280.
When the dry cleaner in the embodiment application drawing 3 of the method for regenerating solvent of dry cleaner of the invention carry out solvent reclamation and
It is remaining when injection is not completely vaporised to the solvent in heater box 210 in step S13 (pervaporation step) when spot is separated
The liquid outlet 217 of the heated case 210 of soiling solution flow back to soiling solution tank 230.
In step S17 (recycling step), the liquid flux produced in condensing unit 240 can flow into molten through liquid outlet 242
In agent case 280, to carry out the recovery of solvent.
Alternatively, in order to further remove the spot in soiling solution, can after step S13 (pervaporation step) is stopped,
Step S11 (injecting step) is performed again to clear up the spot in remaining soiling solution.
Alternatively, liquid level sensor 232 can be set in soiling solution tank 230, for detecting the level value in soiling solution tank 230, liquid
Level sensor 230 is connected with the controller of dry cleaner, when the level value in soiling solution tank 230 is reduced to preset value, dry cleaner
The drawing liquid pump 231 that controller control is arranged between injection apparatus 215 and soiling solution tank 230 stops drawing liquid, stops injection apparatus
Injection soiling solution.
With reference to Fig. 4, the dry cleaner that the embodiment of the method for regenerating solvent of dry cleaner of the invention can also be shown in application drawing 4 enters
Row solvent reclamation and spot are separated.
Dry cleaner in Fig. 4 includes inner cylinder 31, outer barrel 32, drying air channel 37, soiling solution tank 33, solvent tank 34, injection apparatus
35。
Inner cylinder 31 is formed with the passage that can pass through wind among outer barrel 32 and between outer barrel 32.Set on outer barrel 32
There are inlet 321, liquid outlet 323, air inlet 325 and air outlet 327.
The two ends of air inlet 325 and air outlet 327 respectively with drying air channel connect, and drying air channel 37 is used for air inlet
325 heat air deliveries, are communicated with the condensing unit 375 of air outlet 327 on drying air channel 37
Blower fan 371 is provided with drying air channel 37 at air inlet 325, heater 373 is additionally provided with drying air channel 37
Between blower fan 371 and condensing unit 375.Blower fan 371 is used for the heat air delivery of air inlet 325, and hot blast is through inner cylinder 31 and outer barrel
Exported from air outlet 327 after passage between 32, the condensed device 375 of hot blast of the output of blower fan 371 is changed into cold wind, heater
Cold wind is changed into warm-air supply blower fan 371 by 373, then blower fan 371 can constantly to the heat air delivery of air inlet 325.
Inner cylinder 31 is used for scroll washing clothing, and cooperation drying air channel 37 carries out the drying of clothing after the completion of washing
Journey.
Soiling solution tank 33 connects the inlet 321 of outer barrel 32 by injection apparatus 35, and connects outer barrel by Drainage pipe 39
32 liquid outlet 323.Complete clothes washing after, in inner cylinder 31 produce soiling solution through outer barrel 12 liquid outlet 323 and discharging tube
Road 39 enters soiling solution tank 33.
Drawing liquid pipeline 36 is communicated between soiling solution tank 33 and injection apparatus 35, drawing liquid pipeline 36 is provided with drawing liquid pump 361.
Connected by recovery channel 38 between condensing unit 375 and solvent tank 34.
Specifically, when in the dry cleaner that method for regenerating solvent of the invention is applied to shown in Fig. 3, (injection is walked step S11
Suddenly in), the soiling solution in soiling solution tank 33 can be evacuated at injection apparatus 35 by drawing liquid pump 361, injection apparatus 35 sprays soiling solution
Into outer barrel 32.
In step S13 (pervaporation step), the hot blast that drying air channel produces flows through the passage between inner cylinder 31, outer barrel 32, should
Hot blast can be heated to the soiling solution for being injected into outer barrel, and the solvent in the soiling solution of injection is changed into steam.And the dirt sprayed
Spot in liquid can be deposited on the outer wall of inner cylinder.Alternatively, in order to further remove the spot being deposited on inner cylinder, can be in step
After rapid S13 (pervaporation step) is stopped, step S11 (injecting step) is performed again to clear up the spot on inner cylinder.
In other embodiments, it is vaporized if the soiling solution of injection is part, spot can be passed through with unboiled soiling solution
Liquid outlet 323 is flowed into soiling solution tank 33, is sprayed for next time into the soiling solution without injection with mixing.It is changed into the solvent of steam through going out
Air port 327 enters in condensing unit 375.Alternatively, filter can be set on Drainage pipe 39 to filter the spot in soiling solution.
In step S15 (liquefaction step), condensing unit 375 will be condensed into liquid flux into steam therein.
In step S17 (recycling step), the recovered pipeline 38 of liquid flux produced in condensing unit 375 is collected and enters molten
In agent case 34, the regeneration for realizing solvent is reclaimed.
Alternatively, it is similar with the dry cleaner in Fig. 3, liquid level sensor can be set in soiling solution tank 33 come in detecting soiling solution tank 33
Level value, and according to level value judge whether stop perform injecting step.
In the present embodiment, the soiling solution for spraying in step s 11 is vaporific, and fog-like liquid is easier to be vaporized, and can be lifted
The vaporization rate of solvent.That is, the injection aperture of injection apparatus 35 can design very small, so that the soiling solution for ejecting is mist
Shape.
The method for regenerating solvent of dry cleaner of the invention sprays by soiling solution, and treatment is dirty in can strengthening pervaporation step
Processing area during liquid, for example in the above-described embodiments, the heat in it can increase soiling solution and vaporization box by the way of spraying soiling solution
The contact area of the hot blast in amount or passage, so that the rapidly and uniformly solvent in vaporization soiling solution, and the solvent to vaporizing therewith
Condensed, reclaimed, with preferable solvent recovery efficiency.
In apparatus and method of the present invention, it is clear that each part or each step can be after decomposing, combine and/or decomposing
Reconfigure.These decompose and/or reconfigure and should be regarded as equivalents of the invention.Meanwhile, have to the present invention above
In the description of body embodiment, the feature for describing and/or showing for a kind of implementation method can be existed in same or similar mode
Used in one or more other embodiments, it is combined with feature in other embodiment, or substitute other embodiment party
Feature in formula.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, key element, step or component when being used herein, but simultaneously
It is not excluded for the presence of one or more further features, key element, step or component or additional.
Although the present invention and its advantage has been described in detail it should be appreciated that without departing from by appended claim
Various changes can be carried out in the case of the spirit and scope of the present invention for being limited, is substituted and is converted.And, model of the invention
Enclose process, equipment, means, the specific embodiment of method and steps for being not limited only to described by specification.In the art is common
Technical staff will readily appreciate that from the disclosure, can be used according to the present invention and performed and corresponding reality described herein
Apply the essentially identical function of example or obtain process essentially identical with it result, existing and that future is to be developed, equipment,
Means, method or step.Therefore, appended claim is directed at including such process, equipment, hand in the range of them
Section, method or step.
Claims (7)
1. a kind of method for regenerating solvent of dry cleaner, it is characterised in that including：
Injecting step：Injection is mixed with the soiling solution of solvent and spot；
Pervaporation step：Solvent in the soiling solution that vaporising and jet goes out makes solvent and spot point so that the solvent in soiling solution is changed into steam
From；
Liquefaction step：The steam liquefy to obtain liquid flux；And
Recycling step：Reclaim the liquid flux；
The pervaporation step vaporizes the solvent in soiling solution by being heated to the soiling solution for spraying, and the liquefaction step will be described
Steam is condensed into the liquid flux；
Inner cylinder, outer barrel, drying air channel, solvent tank, soiling solution tank and injection apparatus, the inner cylinder and outer barrel are provided with the dry cleaner
Between be formed with passage, the outer barrel is provided with air inlet, air outlet, inlet and liquid outlet, the air inlet and air outlet
The two ends with the drying air channel are connected respectively, and the condensing unit of the air outlet is communicated with the drying air channel, described
Drying air channel is used for the air inlet heat air delivery, and the solvent tank is connected with the condensing unit, the soiling solution tank and institute
The liquid outlet connection of outer barrel is stated, the soiling solution tank is connected by the injection apparatus with the inlet of the outer barrel；The injection
Step sprays into the outer barrel soiling solution in the soiling solution tank through the inlet, and the pervaporation step is described by flowing through
Solvent in soiling solution is changed into steam by the hot blast of passage, and be condensed into for the steam by the condensing unit by the liquefaction step
The liquid flux, the spot not separate in the pervaporation step and solution flowed out through the liquid outlet of the outer barrel and mix to
Sprayed for next time in soiling solution without injection, the recycling step includes the liquid condensed from the condensing unit is molten
Agent is collected into the solvent tank.
2. the method for regenerating solvent of dry cleaner according to claim 1, it is characterised in that the solvent reclamation of the dry cleaner
Method includes that circulation performs the injecting step, pervaporation step, liquefaction step and recycling step, the dirt of the injecting step injection
The solvent and spot not separate in the pervaporation step are mixed with liquid.
3. the method for regenerating solvent of dry cleaner according to claim 1, it is characterised in that heating is provided with the dry cleaner
Case and the condensing unit connected with the heater box,
The injecting step includes：The soiling solution is sprayed into the heater box；
The pervaporation step includes：The soiling solution for spraying is heated by the heater box is changed into steaming with by the solvent in soiling solution
Vapour；
The condensing steps include：The condensing unit collects steam from the heater box and is condensed into liquid flux.
4. the method for regenerating solvent of the dry cleaner according to right 3, it is characterised in that
The recycling step forms turbidity including the liquid flux in the condensing unit is mixed into the soiling solution without injection
The soiling solution of reduction；
The injecting step includes that the soiling solution reduced to the turbidity sprays.
5. the method for regenerating solvent of the dry cleaner according to claim any one of 1-4, it is characterised in that before injecting step
Also include：
Extraction step：Extract the soiling solution produced by dry cleaner washing clothing.
6. the method for regenerating solvent of the dry cleaner according to claim any one of 1-4, it is characterised in that the injecting step
The soiling solution of injection is vaporific.
7. the method for regenerating solvent of the dry cleaner according to claim any one of 1-4, it is characterised in that stop performing described
Include after pervaporation step：The injecting step is performed again to clear up the spot in the pervaporation step separate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210355305.5A CN103668890B (en) | 2012-09-21 | 2012-09-21 | The method for regenerating solvent of dry cleaner |
| PCT/CN2013/083720 WO2014044178A1 (en) | 2012-09-21 | 2013-09-18 | Dry cleaning machine solvent reclamation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210355305.5A CN103668890B (en) | 2012-09-21 | 2012-09-21 | The method for regenerating solvent of dry cleaner |
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| Publication Number | Publication Date |
|---|---|
| CN103668890A CN103668890A (en) | 2014-03-26 |
| CN103668890B true CN103668890B (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210355305.5A Active CN103668890B (en) | 2012-09-21 | 2012-09-21 | The method for regenerating solvent of dry cleaner |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103668890B (en) |
| WO (1) | WO2014044178A1 (en) |
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| EP0340482B1 (en) * | 1988-05-04 | 1993-09-22 | SO DI BO S.p.A. | Apparatus for extracting solvent from mixtures with oils, greases and impurities for dry-cleaning machines |
| CN2672129Y (en) * | 2003-12-22 | 2005-01-19 | 江苏海狮机械集团有限公司 | Solvent distilling device in dry washing machine |
| CN1776081A (en) * | 2004-11-17 | 2006-05-24 | 三洋电机株式会社 | Distillation apparatus for dry cleaner |
| CN1813098A (en) * | 2003-06-27 | 2006-08-02 | 宝洁公司 | Pseudo-distillation method for purifying a dry cleaning solvent |
| CN102575406A (en) * | 2009-09-15 | 2012-07-11 | F.M.B.博洛尼亚制造机械股份公司 | Auxiliary group for water washing machines |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009018299A1 (en) * | 2007-08-02 | 2009-02-05 | Enviro Tech International, Inc. | Dry cleaning apparatus using brominated solvents |
-
2012
- 2012-09-21 CN CN201210355305.5A patent/CN103668890B/en active Active
-
2013
- 2013-09-18 WO PCT/CN2013/083720 patent/WO2014044178A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0340482B1 (en) * | 1988-05-04 | 1993-09-22 | SO DI BO S.p.A. | Apparatus for extracting solvent from mixtures with oils, greases and impurities for dry-cleaning machines |
| CN1813098A (en) * | 2003-06-27 | 2006-08-02 | 宝洁公司 | Pseudo-distillation method for purifying a dry cleaning solvent |
| CN2672129Y (en) * | 2003-12-22 | 2005-01-19 | 江苏海狮机械集团有限公司 | Solvent distilling device in dry washing machine |
| CN1776081A (en) * | 2004-11-17 | 2006-05-24 | 三洋电机株式会社 | Distillation apparatus for dry cleaner |
| CN102575406A (en) * | 2009-09-15 | 2012-07-11 | F.M.B.博洛尼亚制造机械股份公司 | Auxiliary group for water washing machines |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014044178A1 (en) | 2014-03-27 |
| CN103668890A (en) | 2014-03-26 |
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Effective date of registration: 20151217 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Applicant after: Qingdao Haier Drum Washing Machine Co., Ltd. Address before: 266100 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Applicant before: Haier Group Technology Research and Development Center Applicant before: haier group corporation |
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