CN204919046U - Printing and dyeing water saving system - Google Patents
Printing and dyeing water saving system Download PDFInfo
- Publication number
- CN204919046U CN204919046U CN201520615444.6U CN201520615444U CN204919046U CN 204919046 U CN204919046 U CN 204919046U CN 201520615444 U CN201520615444 U CN 201520615444U CN 204919046 U CN204919046 U CN 204919046U
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- printing
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- machine
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- heat exchanger
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Abstract
The utility model discloses a printing and dyeing water saving system, it is big to have solved the printing and dyeing industry water consumption, and wastewater discharge measures big problem, and its technical scheme main points are printing and dyeing water saving system, including calico printing machine, rinsing machine, drying -machine, heat exchanger, effluent disposal system, the gas outlet of drying -machine and the heat medium of heat exchanger entry link to each other, the heat medium export of heat exchanger links to each other with the rinsing machine, the refrigerant outlet of heat exchanger links to each other with the drying -machine, the delivery port of rinsing machine, the delivery port of calico printing machine and effluent disposal system link to each other, effluent disposal system's the delivery port and the water inlet of calico printing machine link to each other, have reached the effect of practicing thrift the printing and dyeing water, have realized festival water environmental protection's water saving system.
Description
Technical field
The utility model relates to a kind of supply and drain water system, and more particularly, it relates to a kind of water-saving system.
Background technology
China is the serious country of a drought and water shortage.Lack of water has two aspects to cause: China is populous on the one hand, 1/4 of the water resources ownership per capita Jin Zhan world, and the discharged volume of industrial waste water of China is large on the other hand, rank the first in the world.Industrial wastewater itself is a kind of serious water resource waste, if processed not in time, pollutes the environment, and causes larger water resource loss.
Dyeing uses water rich and influential family in every profession and trade.Each technological process such as destarch, boiling-off, mercerising, dyeing, the stamp of printing and dyeing all need to use a large amount of water, and what discharge is the waste water of high COD or high BOD mostly, this not only defines contradiction with the present situation of the shortage of water resources of China, has also run counter to the aim of the environmental protection policy of China.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model be to provide a kind of for printing and dyeing flow process, can waste water be processed and reduce the water-saving system of use water.
For achieving the above object, the utility model provides following technical scheme: a kind of printing and dyeing water-saving system, comprise printing machine, rinsing machine, dryer, heat exchanger, Waste Water Treatment, the gas outlet of described dryer is connected with the heating agent entrance of heat exchanger, the heating agent outlet of described heat exchanger is connected with rinsing machine, the refrigerant exit of described heat exchanger is connected with dryer, the delivery port of described rinsing machine, the delivery port of printing machine are connected with Waste Water Treatment, and the delivery port of described Waste Water Treatment is connected with the water inlet of printing machine.
By adopting technique scheme, the damp-heat of dryer gas outlet blowout reclaims used heat through heat exchanger, and temperature declines, water vapour condensation wherein.Condensed water uses as rinsing machine water, and the water after having washed enters Waste Water Treatment process.The waste water of printing machine also enters Waste Water Treatment process.Waste Water Treatment treated water is re-used as printing machine water and uses.Technique scheme achieves the recycling of the recycling of dryer damp-heat, the wastewater treatment of printing machine and rinsing machine, printing machine and rinsing machine waste water, reaches the effect of saving dyeing water.
The utility model is set to further: be provided with gas-liquid separator between described heat exchanger and rinsing machine.
By adopting technique scheme, gas-liquid separator improves the rate of recovery of water in damp-heat, reaches water-saving object.
The utility model is set to further: described Waste Water Treatment comprises three treatment ponds and is linked in sequence: neutralization pond, decolouring pond, ozone treatment pond.
By adopting technique scheme, first at neutralization pond, acid-base neutralization process is carried out to the waste water of printing machine, rinsing machine.These two kinds of waste water are strong basicity waste water, are conducive to subsequent process after neutralization.Then water complete for neutralisation treatment is entered decolouring pond, to flocculate coloured organic group at decolouring pond decolorizer.Finally enter ozone treatment pond, utilize the strong oxidizing property of ozone to reduce the COD of waste water.Finally from the water colorless that Waste Water Treatment is discharged, content of organics is few, can continue on for printing machine, reaches the effect of saving dyeing water.
The utility model is set to further: be provided with grid before described neutralization pond.
By adopting technique scheme, by the precipitation in filter elimination waste water, increasing the treatment effeciency in neutralization pond and ozone treatment pond, further enhancing treatment effect, reach the effect of saving dyeing water.
The utility model is set to further: the isolated water of described Waste Water Treatment, after printing machine reuse twice, enters Waste Water Treatment and carries out processing rear discharge.
By adopting technique scheme, twice reuse waste water, reaches water-saving effect.
Compared with prior art, the utility model printing and dyeing water-saving system has following beneficial effect: in line with the water saving principle turned waste into wealth, achieve the recycling of the recycling of dryer damp-heat, the wastewater treatment of printing machine and rinsing machine, printing machine and rinsing machine waste water, waste water and gas has originally been changed into the recycle-water of printing machine and rinsing machine, improve water-use efficiency, thus reach the effect of saving dyeing water.
Accompanying drawing explanation
Fig. 1 is the chemical-process figure of the utility model water-saving system embodiment.
Reference numeral: 1, heat exchanger; 2, gas-liquid separator; 3, cooling bay; 4, Waste Water Treatment; 5, neutralization pond; 6, decolouring pond; 7, ozone treatment pond; 8, reuse pool.
Detailed description of the invention
With reference to Fig. 1, the utility model water-saving system embodiment is described further.
The gas outlet of dryer blows out containing large quantity of moisture in hot moisture, and the heating agent as heat exchanger 1 enters heat exchanger 1, and dry air is as the refrigerant of heat exchanger 1, and both heat-shifts, the used heat of humid air passes to dry air.Dry cold air is entering dryer through heating, uses, by technique scheme, achieve the recycling of dryer used heat as dry gas.Humid air through heat exchanger 1 passes through gas-liquid separator 2, and condensate moisture wherein enters cooling bay 3 and leaves standstill, and waste gas enters air or reuse.In this specific embodiment, dryer is the textiles microwave dryer QX-60HM9 being purchased from Dongguan City Qi Xie equipment Co., Ltd, the heat exchanger 1 selected is the Demountable spiral-plate heat exchanger that Wuxi close friend's chemical industry manufactures, and the baffle-type steam-water separator of Shanghai Tang Gong valve Co., Ltd selected by gas-liquid separator 2.
The condensed water of cooling bay 3 does not pollute substantially, passes into rinsing machine as water scouring water, is discharged into Waste Water Treatment 4 after washing process terminates.The printing waste water be now first discharged in addition in Waste Water Treatment 4.Main pollution in printing waste water and washing waste water is concentrator, dyestuff and various printing and dyeing assistant, and both compositions are similar, can process together.Process waste water is referred to as below two kinds of waste water.
First process waste water filter through coarse rack, then filter through fine fack, except the bulky grain precipitation in decontaminated water, then enters PH neutralization pond 5.The PH of process waste water, generally at about 10-12, drops into antalkali, will process waste water neutralize to 7-8 in PH neutralization pond 5.For next step flocculation is prepared.In and after, process waste water is discharged into decolouring pond 6, is dropped in the organic polymer cation quaternary ammonium salt decolorizer that Yixing City clear safe purification Co., Ltd buys in decolouring pond 6, and the organic group in decolorizer and waste water combines and forms flocculation sediment.After leaving standstill, the clear water on upper strata is evacuated to ozone treatment pond 7.Ozone machine is provided with in ozone treatment pond 7.Ozone machine selects remittance prestige HW-0 series of high-frequency, quartz ampoule ozone generator, can produce ozone in waste water.Ozone is a kind of strong oxidizer, can react rapidly with most of organic matter, microorganism in waste water, can remove in waste water and be difficult to biodegradable organic matter, as pollutants such as aromatic compounds, and reduce its COD, BOD value, also can play the effect of decolouring, deodorizing, sterilization simultaneously.After ozone treatment, process waste water is discharged from Waste Water Treatment 4.
After Waste Water Treatment 4 processes, process waste water meets conditions of discharge, but also can use as recycle-water.Recycle-water is first stored in reuse pool 8, as the water for cleaning of printing machine when needing, again enters in Waste Water Treatment 4 as printing waste water and process after having cleaned.After twice reuse, because water quality is hardening, cleaning performance is deteriorated, and affects production target, so discharge after water treatment.
By above-mentioned a whole set of water-saving system, in line with the water saving principle turned waste into wealth, achieve the recycling of the recycling of dryer damp-heat, the wastewater treatment of printing machine and rinsing machine, printing machine and rinsing machine waste water, waste water and gas has originally been changed into the recycle-water of printing machine and rinsing machine, improve water-use efficiency, thus reach the effect of saving dyeing water.In Shaoxing textile printing and dyeing company, experiment is produced, water saving 70%, successful.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a printing and dyeing water-saving system, it is characterized in that: comprise printing machine, rinsing machine, dryer, heat exchanger, Waste Water Treatment, the gas outlet of described dryer is connected with the heating agent entrance of heat exchanger, the heating agent outlet of described heat exchanger is connected with rinsing machine, the refrigerant exit of described heat exchanger is connected with dryer, the delivery port of described rinsing machine, the delivery port of printing machine are connected with Waste Water Treatment, and the delivery port of described Waste Water Treatment is connected with the water inlet of printing machine.
2. printing and dyeing water-saving system according to claim 1, is characterized in that: be provided with gas-liquid separator between described heat exchanger and rinsing machine.
3. printing and dyeing water-saving system according to claim 2, is characterized in that: described Waste Water Treatment comprises three treatment ponds and is linked in sequence: neutralization pond, decolouring pond, ozone treatment pond.
4. printing and dyeing water-saving system according to claim 3, is characterized in that: be provided with grid before described neutralization pond.
5. printing and dyeing water-saving system according to claim 4, is characterized in that: the isolated water of described Waste Water Treatment, after printing machine reuse twice, enters Waste Water Treatment and carries out processing rear discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520615444.6U CN204919046U (en) | 2015-08-14 | 2015-08-14 | Printing and dyeing water saving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520615444.6U CN204919046U (en) | 2015-08-14 | 2015-08-14 | Printing and dyeing water saving system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204919046U true CN204919046U (en) | 2015-12-30 |
Family
ID=54968192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520615444.6U Expired - Fee Related CN204919046U (en) | 2015-08-14 | 2015-08-14 | Printing and dyeing water saving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204919046U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107245829A (en) * | 2017-07-21 | 2017-10-13 | 红柳纺织科技沭阳有限公司 | Printing and dyeing mill's water circulation system and the water circulation method based on the system |
| CN116240690A (en) * | 2022-12-29 | 2023-06-09 | 江苏君霖纺织科技有限公司 | Novel long-vehicle water-saving process for dyeing plant |
-
2015
- 2015-08-14 CN CN201520615444.6U patent/CN204919046U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107245829A (en) * | 2017-07-21 | 2017-10-13 | 红柳纺织科技沭阳有限公司 | Printing and dyeing mill's water circulation system and the water circulation method based on the system |
| CN116240690A (en) * | 2022-12-29 | 2023-06-09 | 江苏君霖纺织科技有限公司 | Novel long-vehicle water-saving process for dyeing plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20170814 |