CN204891253U - Evaporative concentration system of emulsion - Google Patents

Evaporative concentration system of emulsion Download PDF

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Publication number
CN204891253U
CN204891253U CN201520657051.1U CN201520657051U CN204891253U CN 204891253 U CN204891253 U CN 204891253U CN 201520657051 U CN201520657051 U CN 201520657051U CN 204891253 U CN204891253 U CN 204891253U
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Prior art keywords
heat exchanger
main heat
separator
preheater
emulsion
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CN201520657051.1U
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Chinese (zh)
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代超
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SHENZHEN CRYSTAL ENERGY TECH Co Ltd
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SHENZHEN CRYSTAL ENERGY TECH Co Ltd
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Abstract

The utility model discloses an evaporative concentration system of emulsion, including preheating device and evaporation plant. Preheating device includes charge pump, material buffer tank and pre -heater, and the charge pump is installed to material buffer tank and pre -heater intercommunication on the pipeline between material buffer tank and pre -heater. Evaporation plant includes circulating pump, main heat exchanger, separator, vapor compressor and cooling water pitcher, the discharge end of main heat exchanger's feeding end connection pre -heater, and main heat exchanger forms closed -loop with the separator, installs the circulating pump on closed -loop, and the steam outlet of separator connects vapor compressor's air inlet, vapor compressor's gas outlet intercommunication main heat exchanger, main heat exchanger's main heat exchanger 3 connects the cooling water pitcher. This system has improved the efficiency that useless emulsion was handled, lightened the pressure to the environment, has opened up the new way of a reduce cost, energy saving simultaneously.

Description

A kind of evaporation concentration system of emulsion
Technical field
The utility model belongs to technical field of chemical, relates to the concentrated of a kind of solution and piece-rate system, is specifically related to a kind of evaporation concentration system of emulsion.
Background technology
The industries such as domestic machining produce a large amount of emulsifying liquid waste water, but its difficult problem that to be serious environment pollution fail always effectively solves.Emulsifying liquid waste water main component comprises oil, emulsifying agent and additive etc., can severe contamination water source, and emulsion storage is with mishandling, also can serious environment pollution, threatens civic healthy.
The domestic process to this kind of waste water in the past, mainly for oil base class emulsion, emphasis solves the emission pollution problem of chemical oxygen consumption (COC) (COD) and oil.At present, conventional waste emulsion treatment process is mainly the techniques such as oil removal, air supporting, aeration, microbiological oxidation.Often there is the discharge standard of purifying waste water that processing speed is slow, complex process, long flow path, occupation area of equipment are large, treatment effect is difficult to reach national regulation in these techniques.The popularity rate used along with water base class cutting fluid improves constantly, and original treatment technology is more difficult to the demand adapting to novel liquid waste processing.
Utility model content
In order to overcome the technological deficiency of existing waste emulsion treatment process, the utility model provides a kind of evaporation concentration system of emulsion, improve the efficiency of waste emulsion process, alleviate the pressure to environment, open simultaneously one reduce costs, the new way of economize energy.
The evaporation concentration system of emulsion described in the utility model, comprises preheating device and vaporising device.Wherein, described preheating device comprises feed pump, material buffer tank and preheater, and material buffer tank is connected with preheater by pipeline, and feed pump installed by the pipeline between material buffer tank and preheater.
Described vaporising device comprises circulating pump, main heat exchanger, separator, vapour compression machine and chilled water tank, the feed end of main heat exchanger connects the discharge end of preheater, main heat exchanger is connected with separator and forms closed-loop path, circulating pump is installed in the closed-loop path of main heat exchanger and separator, the steam (vapor) outlet of separator connects the air inlet of vapour compression machine, the gas outlet of vapour compression machine is communicated with main heat exchanger, and the condensation-water drain of main heat exchanger connects chilled water tank.
As the optimization of the evaporation concentration system of emulsion, described separator has overfall, and the overfall of separator is by pipeline communication fluid reservoir.
As the optimization of the evaporation concentration system of emulsion, described chilled water tank is connected with preheater by pipeline, draining pump installed by pipeline between chilled water tank and preheater, the water inlet end of draining pump connects the coolant outlet of chilled water tank by pipeline, the water side of draining pump connects preheater by pipeline.
As the optimization of the evaporation concentration system of emulsion, described preheater is provided with condensation-water drain, and condensation-water drain is connected with the outlet pipe for discharging condensed water.
Compared with existing waste emulsion treatment process and equipment thereof, the beneficial effects of the utility model or advantage are mainly reflected in:
(1) evaporation concentration system of emulsion described in the utility model instead of traditional steam-heated evaporation and concentration mode, adopt the indirect steam that compressor compresses separator gives off, use the indirect steam after compression as heating steam, and the circulation of equipment self is achieved by arranging loop, accomplish without the need to raw Steam Heating, without the need to condensing plant, only need a small amount of electric energy just can reach the effect of good evaporation, thus be reduce costs in emulsion processing procedure, economize energy opens a new way.
(2) evaporation concentration system of emulsion described in the utility model, in the separator the emulsion stratification of concentrate, separator has overfall, and the overfall of separator, by pipeline communication fluid reservoir, realizes the recycling of oil reservoir.
Below with reference to drawings and Examples, the utility model is elaborated further.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the evaporation concentration system of emulsion.
Description of reference numerals: 1, material buffer tank; 2, feed pump; 3, preheater; 4, main heat exchanger; 5, separator; 6, vapour compression machine; 7, chilled water tank; 8, draining pump; 9, circulating pump; 10, fluid reservoir.
Detailed description of the invention
As shown in Figure 1, this gives a kind of evaporation concentration system of emulsion, it comprises preheating device and vaporising device.
Described preheating device comprises material buffer tank 1, feed pump 2 and preheater 3, and material buffer tank 1 is connected by one section of conveying pipeline with preheater 3, described conveying pipeline is provided with feed pump 2.
Described vaporising device comprises circulating pump 9, main heat exchanger 4, separator 5, vapour compression machine 6 and chilled water tank 7.The feed end of described main heat exchanger 4 connects the discharge end of preheater 3.Separator 5 is connected with main heat exchanger 4 and forms closed-loop path, described closed-loop path is provided with circulating pump 9, concentrate after separator 5 is separated enters in main heat exchanger 4 by circulating pump 9, enter into separator 5 after evaporation again and isolate concentrate, concentrate is circulated between main heat exchanger 4 and separator 5 by closed-loop path.
The steam (vapor) outlet of described separator 5 connects the air inlet of vapour compression machine 6 by one section of appendix, the gas outlet of vapour compression machine 6 is communicated with main heat exchanger 4, and the condensation-water drain of main heat exchanger 4 connects chilled water tank 7 by water-supply-pipe.Hot water in chilled water tank 7, under the effect of draining pump 8, is discharged with after the material-heat-exchanging in preheater 3.Concentrate in separator 5 is through stratification, and upper strata oil organic matter is disposed in fluid reservoir 10 by overfall to be recycled.
Adopt the technique of the evaporation concentration system concentrating and separating emulsion described in the present embodiment as follows:
Temperature in material buffer tank 1 is room temperature, and emulsion pumps in preheater 3 through feed pump 2 and produces heat exchange with condensed water in preheater 3, and after preheater 3, temperature rises; Emulsion after preheating enters into main heat exchanger 4, and circulated in main heat exchanger 4 and separator 5 by circulating pump 9, with heating steam heat exchange in main heat exchanger 4, the emulsion absorbing heat enters flash distillation in separator 5, and isolate indirect steam and concentrate, indirect steam enters vapour compression machine 6 from separator 5 steam (vapor) outlet, and after the adiabatic compression of vapour compression machine 6, temperature and pressure gets a promotion; Indirect steam after increasing temperature and pressure enters main heat exchanger 4 and emulsion heat exchange as heating steam, is condensed into water, and enters chilled water tank 7 after heat release; The emulsion absorbing heat enters flash distillation in separator 5 and isolates indirect steam and concentrate, and emulsion is stratification in major diameter separator 5, then isolates oil reservoir through separator 5 overfall, and lower floor's oil water mixture continues circulating and evaporating and concentrates; Preheater 3 is provided with condensation-water drain, and condensation-water drain is connected with the outlet pipe for discharging condensed water, can reuse or qualified discharge from preheater heat exchange condensed water out.
As the preferred embodiment of the present embodiment, described chilled water tank 7 is provided with coolant outlet, and the water inlet end of a draining pump 8 is connected to the coolant outlet of chilled water tank 7 by water-supply-pipe, and the water side of draining pump 8 is connected on preheater 3.Because water out also has uniform temperature from chilled water tank 7, if directly discharge can cause the waste of heat, the water in chilled water tank 7 is incorporated in preheater 3, as the thermal source of preheater 3, thus the object making full use of heat can be reached.
As the preferred embodiment of the present embodiment, described separator 5 is provided with overfall, and concentrate is sufficient standing layering in major diameter separator 5, then discharges upper strata oil organic matter by overfall, and realize recycling, lower floor's oil water mixture continues circulating and evaporating and concentrates.
The utility model is done above in conjunction with the embodiments and further described, but the utility model is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, can also make a variety of changes under the prerequisite not departing from the utility model aim.

Claims (4)

1. an evaporation concentration system for emulsion, is characterized in that, comprises preheating device and vaporising device;
Described preheating device comprises feed pump, material buffer tank and preheater, and material buffer tank is connected with preheater by pipeline, and feed pump installed by the pipeline between material buffer tank and preheater;
Described vaporising device comprises circulating pump, main heat exchanger, separator, vapour compression machine and chilled water tank, the feed end of main heat exchanger connects the discharge end of preheater, main heat exchanger is connected with separator and forms closed-loop path, circulating pump is installed in the closed-loop path of main heat exchanger and separator, the steam (vapor) outlet of separator connects the air inlet of vapour compression machine, the gas outlet of vapour compression machine is communicated with main heat exchanger, and the condensation-water drain of main heat exchanger connects chilled water tank.
2. the evaporation concentration system of emulsion according to claim 1, is characterized in that, described separator has overfall, and the overfall of separator is by pipeline communication fluid reservoir.
3. the evaporation concentration system of emulsion according to claim 1, it is characterized in that, described chilled water tank is connected with preheater by pipeline, draining pump installed by pipeline between chilled water tank and preheater, the water inlet end of draining pump connects the coolant outlet of chilled water tank by pipeline, the water side of draining pump connects preheater by pipeline.
4. the evaporation concentration system of the emulsion according to claim 1 or 3, is characterized in that, described preheater is provided with condensation-water drain, and condensation-water drain is connected with the outlet pipe for discharging condensed water.
CN201520657051.1U 2015-08-28 2015-08-28 Evaporative concentration system of emulsion Active CN204891253U (en)

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CN201520657051.1U CN204891253U (en) 2015-08-28 2015-08-28 Evaporative concentration system of emulsion

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Application Number Priority Date Filing Date Title
CN201520657051.1U CN204891253U (en) 2015-08-28 2015-08-28 Evaporative concentration system of emulsion

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CN204891253U true CN204891253U (en) 2015-12-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107512814A (en) * 2017-09-13 2017-12-26 重庆瀚渝再生资源有限公司 Emulsify liquor treating process
CN111547794A (en) * 2020-04-22 2020-08-18 杭州科晟能源技术有限公司 Low-temperature vacuum evaporation wastewater treatment system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107512814A (en) * 2017-09-13 2017-12-26 重庆瀚渝再生资源有限公司 Emulsify liquor treating process
CN107512814B (en) * 2017-09-13 2019-10-11 重庆瀚渝再生资源有限公司 Emulsify liquor treating process
CN111547794A (en) * 2020-04-22 2020-08-18 杭州科晟能源技术有限公司 Low-temperature vacuum evaporation wastewater treatment system

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