CN2540432Y - Dry recovery device for petroleum solvent of dry-cleaning machine - Google Patents
Dry recovery device for petroleum solvent of dry-cleaning machine Download PDFInfo
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- CN2540432Y CN2540432Y CN 02221041 CN02221041U CN2540432Y CN 2540432 Y CN2540432 Y CN 2540432Y CN 02221041 CN02221041 CN 02221041 CN 02221041 U CN02221041 U CN 02221041U CN 2540432 Y CN2540432 Y CN 2540432Y
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Abstract
A drying reclaim device used in clothes dryer which uses oil solvent as washing solvent mainly comprises a container casing in which a washing container is arranged, wherein the container casing and a ventilating tube form a gas circulation channel, the ventilating tube is arranged with an exhauster, the ventilating tube is arranged with a cooler and a heater inside, the cooler is arranged with a reclaim tube below, while the reclaim tube is communicated with a liquid tank communicated with a liquid-water separator, the gas circulation tube is communicated with a vacuuming device. Via the utility model, clothes dryer can pre-vacuum the gas circulation tube to reduce oxygen content, to eliminate the explosion condition of oil solvent, thereby safely drying fabric and reclaiming oil solvent.
Description
Technical field
The utility model relates to the dry cleaner industry, refers more particularly to utilize petroleum solvent as the oven dry retracting device in the dry cleaner of cleaning solvent.
Background technology
Traditional dry cleaner generally all uses liquid tetrachloro-ethylene as cleaning solvent, usually all dispose the oven dry retracting device in this kind dry cleaner, the main application of this device is: when being washed after fabric washing finishes, use this device to dry to be washed fabric, and reclaim and be mingled in the tetrachloroethylene solvent of being washed in the fabric, to improve the utilization rate of tetrachloro-ethylene, cut the waste.The structure of this kind oven dry retracting device as shown in Figure 1, mainly comprise: inner bag shell 7, be provided with washing inner bag 6 in the inner bag shell 7, inner bag shell 7 is connected with a breather line 13, inner bag shell 7 constitutes a gas circulation channel with breather line 13, and breather line 13 is provided with air-introduced machine 3, also is disposed with cooler 5 and heater 4 and 2 in breather line 13, be provided with recovery tube 11 below cooler 5, recovery tube 11 directly is connected with liquid separator 12; In actual applications, above-mentioned cooler 5 generally is made of the evaporimeter 5 in the refrigeration unit 1 that is arranged in the dry cleaner, the part that condenser 4 in the refrigeration unit constitutes in the above-mentioned heater, above-mentioned heater also comprise a steam heater 2 of configuration separately.Its operation principle is: when the quilt in the dry cleaner is washed after fabric washing finishes, and the tetrachloroethylene solvent in the venting dry cleaner washing inner bag 6 at first, and fabric dried, washing inner bag 6 is driven by belt 9 and belt pulley 10 by motor 8; Start air-introduced machine 3 then, and cooler 5 and heater 4 and 2 also started working---promptly: refrigeration unit 1 is started working, also in steam heater 2, feed high-temperature steam; Under the effect of air-introduced machine 3, air in inner bag shell 7 and the washing inner bag 6 is at first through subcooler 5---promptly: the evaporimeter 5 in the refrigeration unit 1, effect next part air at cooler 5 is condensed into drop, drop constantly splashes in the recovery tube 11, and flow in the liquid separator 12 by recovery tube 11, finally tetrachloroethylene solvent is separated and reclaim by liquid separator 12; Another part air can continue again forward to flow behind subcooler 5, and through heater---promptly: the condenser 4 in the refrigeration unit 1 and the steam heater 2 of configuration separately, the effect of heater is exactly to add hot-air, air after heater via 4 and 2 heating continues again to flow in the washing inner bag 6, and the fabric in the inner bag 6 is carried out heating, drying; When hot-air adds heating fabric in inner bag 6, the tetrachloro-ethylene gas that will evaporate from fabric is again taken away together, when continuing to flow through cooler 5, can be condensed into drop by some gas again, drop constantly splashes in the recovery tube 11, and flow into again in the liquid separator 12 by recovery tube 11, another part air can continue again to flow forward behind subcooler 5 and through heater 4 and 2; So, gas constantly circulates in breather line 13 and inner bag shell 7, is washed fabric drying the most at last, and most of tetrachloroethylene solvent that will be mingled in the fabric recycles.Like this, both dry fabric, reclaimed the tetrachloroethylene solvent in the fabric again, reduced the waste and the loss of tetrachloroethylene solvent, reduced the washing cost.
Because tetrachloro-ethylene can cause severe contamination to atmospheric environment, thereby a lot of in the world countries have begun restriction use tetrachloro-ethylene as cleaning solvent, and progressively promote the use of petroleum solvent as cleaning solvent, to substitute tetrachloro-ethylene, the petroleum solvent dry cleaner also arises at the historic moment.But, because petroleum solvent is inflammable and explosive property material, during use---especially very dangerous when the condition of high temperature, thereby the oven dry retracting device in above-mentioned traditional tetrachloroethylene solvent dry cleaner just can not be applied directly in the petroleum solvent dry cleaner, so, present no drying retracting device all on the petroleum solvent dry cleaner that uses, only has only simple washing, dry device, like this, when washing work, when fabric is washed, after drying finishes, in the fabric that dries, still more petroleum solvent can remainingly be arranged, these petroleum solvents just can't obtain recycling, and can only waste, and this has just increased the consumption of petroleum solvent greatly, thereby also improved the washing cost greatly, cause the user to be difficult to bear, therefore, the petroleum solvent dry cleaner also is difficult to be popularized widely always.
Summary of the invention
The utility model will provide the oven dry retracting device in a kind of novel petroleum solvent dry cleaner.
Groundwork principle of the present utility model is: before carrying out heating, drying, earlier to vacuumizing in the required gas circulation channel of drying work, to reduce the oxygen content in the gas circulation channel greatly, the external condition that petroleum solvent is lost fire reaches safety oven dry fabric and reclaims the purpose of petroleum solvent.
The technical solution adopted in the utility model is: the oven dry retracting device in the described petroleum solvent dry cleaner, mainly comprise: the inner bag shell, be provided with the washing inner bag in the inner bag shell, the inner bag shell is connected with breather line, inner bag shell and breather line constitute a gas circulation channel, breather line is provided with air-introduced machine, also is provided with cooler and heater in breather line, is provided with recovery tube below cooler; Recovery tube is connected with liquid reserve tank, and liquid reserve tank is connected with the liquid separator by discharging tube, and discharging tube is provided with tapping valve, and gas circulation channel also is connected with a vacuum extractor.
Vacuum means recited above is changed to: vavuum pump is connected with liquid reserve tank by vacuum-pumping tube, also is provided with vacuum pumping valve and pressure vacuum gauge on vacuum-pumping tube.
The utility model has the advantages that: owing to be provided with vacuum extractor, like this, when needs are dried fabric, can vacuumize gas circulation channel in advance, to reduce the oxygen content in the gas circulation channel greatly, the external condition that petroleum solvent is lost fire is to reach safety oven dry fabric and to reclaim the purpose of petroleum solvent; In addition, disposed the oven dry retracting device of said structure in the petroleum solvent dry cleaner after, just can significantly reduce the loss and the waste of petroleum solvent, reduce the washing cost greatly, help further popularizing of petroleum solvent dry cleaner.
Description of drawings
Fig. 1 is the structural principle schematic diagram of the oven dry retracting device in the described tetrachloroethylene solvent dry cleaner of prior art;
Fig. 2 is the structural principle schematic diagram of the oven dry retracting device in the petroleum solvent dry cleaner described in the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments technical scheme described in the utility model and operation principle thereof and advantage are further described.
As shown in Figure 2, oven dry retracting device in the petroleum solvent dry cleaner described in the utility model, mainly comprise: inner bag shell 17, be provided with washing inner bag 18 in the inner bag shell 17, inner bag shell 17 is connected with breather line 9, and inner bag shell 17 constitutes a gas circulation channel with breather line 9, and breather line 9 is provided with air-introduced machine 6, in breather line 9, also be provided with cooler 8 and heater 7 and 5, below cooler 8, be provided with recovery tube 20; Recovery tube 20 is connected with liquid reserve tank 27, and liquid reserve tank 27 is connected with liquid separator 22 by discharging tube 25, and discharging tube 25 is provided with tapping valve 21, and gas circulation channel also is connected with a vacuum extractor.In the present embodiment, with the same in the traditional tetrachloroethylene solvent dry cleaner, above-mentioned cooler 8 is made of the evaporimeter 8 in the refrigeration unit 1 that is arranged in the dry cleaner, the part that condenser 7 in the refrigeration unit 1 constitutes in the above-mentioned heater, described heater also comprise a steam heater 5 of configuration separately.The effect of cooler 8 is to be used for recyclegas in condensation washing inner bag 18 and the breather line 9, and heater 7 and 5 effect are to be used for heating above-mentioned recyclegas.Washing inner bag 18 is driven by belt 16 and belt pulley 19 by motor 15.
As shown in Figure 2, vacuum means recited above is changed to: vavuum pump 23 is connected with liquid reserve tank 27 by vacuum-pumping tube 26, also is provided with vacuum pumping valve 24 and pressure vacuum gauge 28 on vacuum-pumping tube 26.Certainly; in actual applications; vacuum-pumping tube 26 also can be connected with breather line 9, inner bag shell 17 or recovery tube 20; as long as these connected modes guarantee vacuumizing in the gas circulation channel; and but these connected modes all should belong to the equivalent technologies of mutual alternative, must belong to protection domain of the present utility model.
In addition, as shown in Figure 2, in the present embodiment, described gas circulation channel also is connected with the inflated with nitrogen device.Described inflated with nitrogen device is: nitrogen storage tank 13 is connected with breather line 9 by nitrogen blanketing valve 12, also is provided with nitrogen fill valve 11 and fills nitrogen Pressure gauge 14 on nitrogen blanketing valve 12.
The operation principle of oven dry retracting device described in the utility model is: in the time need washing fabric and carry out drying work the quilt of washing in the inner bag 18, close nitrogen fill valve 11 and tapping valve 21 earlier, open vacuum pumping valve 24, start vavuum pump 23, to liquid reserve tank 27, reach in the gas circulation channel that constitutes by inner bag shell 17 and breather line 9 and vacuumize, when the vacuum pressure in the gas circulation channel reaches certain value, vavuum pump 23 is quit work, close vacuum pumping valve 24, in actual applications, for ease of realizing automatic control, vacuum pressure controller 2 can also be set on vacuum-pumping tube 26; Open nitrogen fill valve 11 then, charge into the nitrogen of certain pressure in the gas circulation channel, after the pressure of mist in the gas circulation channel reaches the pressure of setting---in the present embodiment, this pressure approaches atmospheric pressure, close nitrogen fill valve 11, equally, for ease of realizing automatic control, can also on nitrogen blanketing valve 12, be provided with and fill nitrogen pressure controller 10; The purpose and the effect that charge into nitrogen are: can further shorten the security of required time of oven dry fabric, raising drying work.Then, starting air-introduced machine 6, and cooler 8 and heater 7 and 5 are also started working---promptly: allow refrigeration unit 1 start working, also in steam heater 5, feed high-temperature steam; Under the effect of air-introduced machine 6, air in inner bag shell 17 and the washing inner bag 18 is at first through subcooler 8---promptly: the evaporimeter 8 in the refrigeration unit 1, effect next part air at cooler 8 is condensed into drop, drop constantly splashes in the recovery tube 20, and flow in the liquid reserve tank 27 by recovery tube 20; Another part air can continue again to flow forward behind subcooler 8 and the process heater---promptly: condenser 7 in the refrigeration unit 1 and the steam heater 5 that disposes separately, heater 7 and 5 effect are exactly to add hot-air, air after heater via 7 and 5 heating continues again to flow in the washing inner bag 18, and the fabric in the inner bag 18 is carried out heating, drying; When hot-air adds heating fabric in inner bag 18, the petroleum solvent gas that will evaporate from fabric is again taken away together, when continuing to flow through cooler 8, can be condensed into drop by some gas again, drop constantly splashes in the recovery tube 20, and flow into again in the liquid reserve tank 27 by recovery tube 20, another part air can continue again to flow forward behind subcooler 8 and through heater 7 and 5; So, gas constantly circulates in breather line 9 and inner bag shell 17, is washed fabric drying the most at last, and the very big part petroleum solvent that will be mingled in the fabric is recovered in the liquid reserve tank 27.After drying work finishes, close work packages such as air-introduced machine 6 and refrigeration unit 1, open the gate of dry cleaner, from washing inner bag 18, take out and washed fabric, open tapping valve 21 then, liquid in the liquid reserve tank 27 is put in the liquid separator 22 by discharging tube 25, finally petroleum solvent is separated and reclaim by liquid separator 22, like this, both dry fabric, reclaimed the petroleum solvent in the fabric again, reduced the waste and the loss of petroleum solvent, reduce the washing cost, helped further popularizing of petroleum solvent dry cleaner.
As shown in Figure 2, in actual applications, can also be on the gas circulation channel---as air balance pipe 4 is set on the breather line 9, on air balance pipe 4, also be provided with air balance valve 3.Its effect is: when gas circulation channel being vacuumized and carry out drying work, air balance valve 3 cuts out; After vacuumizing, directly begin drying work and do not charge into nitrogen in the gas circulation channel or situation that the nitrogen amount that charges into is less under, at this moment, be in negative pressure state in the gas circulation channel, in this case, when after oven dry finishes, needing to open gate taking-up fabric, must at first open air balance valve 3, remove the negative pressure state in the gas circulation channel, just can open gate and take out fabric.
Claims (7)
1, the oven dry retracting device in the petroleum solvent dry cleaner, mainly comprise: the inner bag shell, be provided with the washing inner bag in the inner bag shell, the inner bag shell is connected with breather line, inner bag shell and breather line constitute a gas circulation channel, breather line is provided with air-introduced machine, also is provided with cooler and heater in breather line, is provided with recovery tube below cooler; It is characterized in that: recovery tube is connected with liquid reserve tank, and liquid reserve tank is connected with the liquid separator by discharging tube, and discharging tube is provided with tapping valve, and gas circulation channel also is connected with a vacuum extractor.
2, oven dry retracting device as claimed in claim 1, it is characterized in that: described vacuum means is changed to: vavuum pump is connected with liquid reserve tank by vacuum-pumping tube, also is provided with vacuum pumping valve and pressure vacuum gauge on vacuum-pumping tube.
3, oven dry retracting device as claimed in claim 2 is characterized in that: also be provided with the vacuum pressure controller on vacuum-pumping tube.
4, oven dry retracting device as claimed in claim 1 or 2 is characterized in that: gas circulation channel also is connected with the inflated with nitrogen device.
5, oven dry retracting device as claimed in claim 4 is characterized in that: described inflated with nitrogen device is: nitrogen storage tank is connected with breather line by nitrogen blanketing valve, also is provided with nitrogen fill valve and fills the nitrogen Pressure gauge on nitrogen blanketing valve.
6, oven dry retracting device as claimed in claim 5 is characterized in that: also be provided with on nitrogen blanketing valve and fill the nitrogen pressure controller.
7, oven dry retracting device as claimed in claim 1 is characterized in that: also be provided with the air balance pipe on gas circulation channel, the air balance pipe is provided with the air balance valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02221041 CN2540432Y (en) | 2002-06-03 | 2002-06-03 | Dry recovery device for petroleum solvent of dry-cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02221041 CN2540432Y (en) | 2002-06-03 | 2002-06-03 | Dry recovery device for petroleum solvent of dry-cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2540432Y true CN2540432Y (en) | 2003-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02221041 Expired - Fee Related CN2540432Y (en) | 2002-06-03 | 2002-06-03 | Dry recovery device for petroleum solvent of dry-cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2540432Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101091014B (en) * | 2005-02-16 | 2010-04-21 | 三洋电机株式会社 | Dry cleaning apparatus |
| CN101307559B (en) * | 2007-05-15 | 2011-03-30 | 上海雅森洗涤设备有限公司 | Petroleum ( carbon hydrogen) dry cleaner's solvent distillation recovery device |
| CN109646986A (en) * | 2019-01-29 | 2019-04-19 | 上海优可化工有限公司 | Petroleum solvent recyclable device |
| CN109701294A (en) * | 2019-01-29 | 2019-05-03 | 上海优可化工有限公司 | The petroleum solvent recyclable device of dryer |
| WO2020043146A1 (en) * | 2018-08-31 | 2020-03-05 | 美丰工业有限公司 | Dry cleaning machine, dry cleaning system, and dry cleaning method |
-
2002
- 2002-06-03 CN CN 02221041 patent/CN2540432Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101091014B (en) * | 2005-02-16 | 2010-04-21 | 三洋电机株式会社 | Dry cleaning apparatus |
| CN101307559B (en) * | 2007-05-15 | 2011-03-30 | 上海雅森洗涤设备有限公司 | Petroleum ( carbon hydrogen) dry cleaner's solvent distillation recovery device |
| WO2020043146A1 (en) * | 2018-08-31 | 2020-03-05 | 美丰工业有限公司 | Dry cleaning machine, dry cleaning system, and dry cleaning method |
| CN110872770A (en) * | 2018-08-31 | 2020-03-10 | 美丰工业有限公司 | Dry cleaning machine, dry cleaning system and dry cleaning method |
| CN109646986A (en) * | 2019-01-29 | 2019-04-19 | 上海优可化工有限公司 | Petroleum solvent recyclable device |
| CN109701294A (en) * | 2019-01-29 | 2019-05-03 | 上海优可化工有限公司 | The petroleum solvent recyclable device of dryer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030319 Termination date: 20100603 |