CN208642005U - A kind of waste emulsified mixture concentration decrement treatment system - Google Patents

A kind of waste emulsified mixture concentration decrement treatment system Download PDF

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Publication number
CN208642005U
CN208642005U CN201820748604.8U CN201820748604U CN208642005U CN 208642005 U CN208642005 U CN 208642005U CN 201820748604 U CN201820748604 U CN 201820748604U CN 208642005 U CN208642005 U CN 208642005U
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China
Prior art keywords
waste liquid
waste
heat exchanger
emulsified mixture
main heat
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Expired - Fee Related
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CN201820748604.8U
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Chinese (zh)
Inventor
侯海盟
祁国恕
赵岩
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Shenyang Academy Environmental Sciences
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Shenyang Academy Environmental Sciences
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Abstract

The utility model provides a kind of mobile waste emulsified mixture concentration reduction treatment system, the pipeline including sequentially connected waste liquid tank, floating-oil collector, belt filter press, intermediate waste liquid tank, waste liquid preheater, main heat exchanger and connecting components.The utility model structure is simple, reliable and stable and wide adaptability, is moved easily, while can match with mobile platform and be made into wheeled apparatus, maneuverability, can carry out minimizing simultaneously for small-scale Chan Fei enterprise, more families;The thermal energy that waste emulsified mixture concentration decrement disposal system is generated using compressed steam is as evaporation heat source, low energy consumption, processing cost is low, evaporating the distilled water generated can reuse, decrement 90% ~ 95% can be concentrated in waste emulsified mixture, considerably reduce the cost of storage, transport and the harmless treatment of the disposition of enterprise's dangerous waste.

Description

A kind of waste emulsified mixture concentration decrement treatment system
Technical field
The utility model belongs to environment protection field, is related to a kind of waste liquid minimizing system, specifically a kind of waste emulsified mixture concentration Decrement treatment system.
Background technique
Waste emulsified mixture is mainly used for cooling, lubrication, the cleaning, antirust treatment process of mechanical processing industry, primary chemical Ingredient include water, base oil (mineral oil, vegetable oil, synthetic ester or their mixture), surfactant, rust-inhibiting additive, EP agent, friction improver, antioxidant etc..Waste emulsified mixture is after multiple Reusability, it may occur that different degrees of Rancid, reduced performance will regularly replace new waste emulsified mixture, so just producing a large amount of waste emulsified mixtures;Due to its complicated component, Various in style, COD and oil content concentration are high, and processing difficulty is larger.
Common waste emulsified mixture processing method has acidization, salting out method, membrane filter method, chemical oxidization method and heating etc.. The restricted application of demulsification method is difficult to adapt to different types of waste emulsified mixture, and treatment effect is unstable and needs to add a large amount of Medicament, the sludge quantity of generation is very big, be easy to cause secondary pollution;Salting out method needs a plurality of types of salt compoundings, screens medicament Difficulty is big;Membrane filter method demulsification has a wide range of application, but very high to pretreated requirement, and demulsification is undesirable, and there are films It is easy the problems such as dirty stifled, the Membrane cleaning period is short.Above-mentioned each processing method is only applicable to handle a certain waste emulsified mixture, but is handling The effect of demulsification well and degradation COD is unable to reach when a variety of waste emulsified mixtures.
In addition, the enterprise for largely generating waste emulsified mixture does not have the treatment facility of waste emulsified mixture, need as danger Waste carries out outer committee's disposition, costly.CN207002494U propose a kind of waste emulsified mixture processing system, device and method and Mobile waste emulsified mixture processing platform combines the technologies such as low-temperature evaporation, film filtering and active carbon filtering, carries out at waste emulsified mixture Reason;But its system complex, it is difficult to realize mobile, can not neatly be handled for multiple enterprise's minimizings, and use embrane method Processing has that film is easily dirty stifled and cleans frequently, higher cost.
Summary of the invention
In view of the deficiencies of the prior art, it is simple, reliable and stable and suitable that the purpose of this utility model is to provide a kind of systems Decrement treatment system is concentrated in the mobile waste emulsified mixture of Ying Xingguang.
To achieve the above object, the utility model provides a kind of waste emulsified mixture concentration decrement treatment system, including successively Waste liquid tank, floating-oil collector, belt filter press, the intermediate waste liquid tank, waste liquid preheater, main heat exchanger of connection;In main heat exchanger Top is equipped with evaporator,
It is connected above the evaporator with the entrance of vapour compression machine, the outlet of vapour compression machine and the steaming of main heat exchanger Vapour entrance is connected, and the condensation-water drain of main heat exchanger is connected with waste liquid preheater high temperature side entrance;Waste liquid preheater gives up Liquid outlet is connected with the waste liquid entrance of main heat exchanger, and concentrated solution outlet is equipped with below main heat exchanger;
It further include steam generator, the steam generator is connected with the entrance of vapour compression machine.
Further: waste emulsified mixture evaporating temperature is 80 DEG C ~ 90 DEG C in the evaporator.
It is further: it further include mobile platform, the waste liquid tank, floating-oil collector, belt filter press, intermediate waste liquid Slot, waste liquid preheater, main heat exchanger, evaporator, vapour compression machine and steam generator are fixed by bracket and mobile platform Connection.
It is further: to be additionally provided with pipeline pump on the pipeline of connection each section.
It is further: the oil collector that may float on the water surface is equipped in floating-oil collector.
Compared with prior art, the utility model has the beneficial effects that waste emulsified mixture concentration decrement disposal system structure letter Single, reliable and stable and wide adaptability, device therefor is simple, is moved easily, while can match with mobile platform and be made into movable type Device, maneuverability can carry out minimizing simultaneously for small-scale Chan Fei enterprise, more families;Waste emulsified mixture concentration decrement disposal system is adopted Use compressed steam generate thermal energy as evaporate heat source, low energy consumption, and processing cost is low, evaporate generation distilled water can reuse, can By waste emulsified mixture concentration decrement 90% ~ 95%, subtracts measured waste liquid volume and reduce significantly, until original 5-10%, is greatly lowered The cost of storage, transport and the harmless treatment of the disposition of enterprise's dangerous waste.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model.
In figure: 1 is waste liquid tank, and it is floating-oil collector that 11 waste emulsified mixture entrances, which are 2, and 3 be belt filter press, and 31 be filter residue Outlet, 4 be intermediate waste liquid tank, and 5 be waste liquid preheater, and 51 be waste liquid preheater high temperature side entrance, and 52 be waste liquid preheater high temperature Side outlet, 6 be main heat exchanger, and 61 be concentrated solution outlet, and 7 be evaporator, 8 is vapour compression machine, 9 is steam generator.
Specific embodiment
1 further illustrate the technical solution of the utility model with reference to the accompanying drawing.
A kind of waste emulsified mixture concentration decrement treatment system, including waste liquid tank 1, floating-oil collector 2, belt filter press 3, centre Waste liquid tank 4, waste liquid preheater 5, main heat exchanger 6, evaporator 7, vapour compression machine 8 and steam generator 9;Waste liquid tank 1, oil slick are received Storage 2, the belt filter press 3 with sludge outlet 31, intermediate waste liquid tank 4, waste liquid preheater 5, main heat exchanger 6 by pipeline according to Secondary to be connected to and in communication with, medium is waste emulsified mixture in pipeline.
It is equipped with evaporator above main heat exchanger, is connected above the evaporator with the entrance of vapour compression machine, it can be Negative pressure is formed under the action of vapour compression machine, the outlet of vapour compression machine is connected with the steam inlet of main heat exchanger, main heat exchange The condensation-water drain of device is connected with waste liquid preheater high temperature side entrance 51, and condensed water passes through high from waste liquid preheater after heat exchange Warm side outlet 52 is discharged;The waste liquid outlet of waste liquid preheater is connected with the waste liquid entrance of main heat exchanger, below main heat exchanger Equipped with concentrated solution outlet 61, the emulsion side of the outlet and main heat exchanger is (opposite with high temperature side i.e. for the side of emulsion circulation Answer) it is connected;It further include steam generator, the steam generator is connected with the entrance of vapour compression machine.
It is preferred: further include mobile platform, the waste liquid tank, floating-oil collector, belt filter press, intermediate waste liquid tank, Waste liquid preheater, main heat exchanger, evaporator, vapour compression machine and steam generator connect by the way that bracket and mobile platform are fixed It connects.The bracket being secured to is set on each part mentioned above, can usually be connected with welding, bracket is welded or is spirally connected with mobile platform Connection.
It is preferred: to be additionally provided with pipeline pump on the pipeline of connection each section.
It is preferred: the oil collector that may float on the water surface is equipped in floating-oil collector.
Wherein, it is connected at the top of evaporation pot bottom and main heat exchanger, can be integrally connected, the side such as welding can also be passed through Formula is tightly connected, and evaporator side is connected with the emulsion side of main heat exchanger;Vapour compression machine entrance respectively with evaporator Outlet is connected with steam generator, and vapour compression machine outlet is connected with main heat exchanger steam inlet;Main heat exchanger condensed water Outlet is connected with waste liquid preheater high temperature side entrance.
Specifically, main heat exchanger is connected with evaporator, and the steam generated after waste emulsified mixture heating evaporation is by evaporation tank deck Portion's discharge, the concentrate of generation are discharged by main heat exchanger bottom.
Specifically, generation high-temperature condensation water enters waste liquid preheater to compressed steam after heat release in main heat exchanger, after heat release The low temperature cold condensate of generation is discharged by bottom discharge mouth, can be back to production.
Specifically, similar patent and Patent No. such as Patent No. 201721170254.3 can be used in belt filter press Structure disclosed in the patent of 201510920409.X, i.e., by rack, strainer, pressure roller system, dehydration device, sludge outlet 31 equal compositions;Waste emulsified mixture passes through belt filter press, is separated by pressure filtration, removes wherein slag substance.
Specifically, vapour compression machine uses roots-type vapour compression machine, and vapour pressure rises and temperature rise is larger, is suitable for small flow Mobile processing system.
Preferably, waste emulsified mixture evaporates under negative pressure state in evaporator, and evaporating temperature is 80 DEG C ~ 90 DEG C.
Preferably, the material of evaporator, main heat exchanger and waste liquid preheater is all made of 316L stainless steel, thus more corrosion resistant Corrosion.
The operational process of the utility model is as follows:
Waste emulsified mixture enters waste liquid tank by waste emulsified mixture entrance 11, after waste liquid tank stores homogeneous, into floating oil collecting Slick is adhered to the roller on oil collector, then scraped by scraper plate by device using the oil collector for wherein floating on the water surface It is lower to enter oil trap, so that oil slick be separated and recovered.
Waste emulsified mixture after removing oil slick enters belt filter press, removes particle slag therein by pressure and Gravity Separation Class impurity.Waste emulsified mixture after pressure-filtering deslagging enters intermediate waste liquid tank homogeneous, is then pumped to waste liquid preheater.Waste emulsified mixture Exchange heat in preheater with the high-temperature condensation water being discharged in main heat exchanger, waste emulsified mixture preheated, be warming up to 70 DEG C ~ 80 DEG C, while also recycling the waste heat in condensed water.
Waste emulsified mixture after preheating enters main heat exchanger, exchanges heat with the high-temperature steam being discharged from vapour compression machine, rises Temperature is to 80 DEG C ~ 90 DEG C;Evaporator is connected at the top of main heat exchanger, forms negative pressure under the action of roots-type vapour compression machine, is given up Under negative pressure, 90% ~ 95% moisture is evaporated for emulsion, and 5% ~ 10% concentrate is discharged from main heat exchanger bottom.
The steam that waste emulsified mixture evaporation generates increases 20 DEG C ~ 30 DEG C by temperature after compression, produces into vapour compression machine Raw high temperature and high pressure steam enters back into main heat exchanger heating waste emulsified mixture.
When system starts, steam is generated using steam generator and enters vapour compression machine, generate high-temperature steam to useless emulsification Liquid is heated, and treating capacity is gradually increased, until system can achieve balance of steam, steam off generator.
The utility model further includes mobile platform, fixed on platform waste liquid tank, floating-oil collector, belt filter press, Intermediate waste liquid tank, waste liquid preheater, main heat exchanger, evaporator, vapour compression machine and steam generator;The waste liquid tank, oil slick The equipment such as collector, belt filter press, intermediate waste liquid tank, waste liquid preheater, main heat exchanger, above-mentioned each equipment series connection, i.e., upper one The outlet of a equipment is connected to the import of next equipment;It is connected at the top of the evaporation pot bottom and the main heat exchanger;It is described Vapour compression machine entrance is connected with evaporator outlet and steam generator respectively, vapour compression machine outlet and main heat exchanger steam Entrance is connected;The main heat exchanger condensation-water drain is connected with the waste liquid preheater high temperature side entrance.Wherein, evaporator Middle waste emulsified mixture evaporates under negative pressure state, and evaporating temperature is 80 DEG C ~ 90 DEG C.
This movable type waste emulsified mixture be concentrated in decrement treatment system each equipment can modularization making, inlet and outlet connection is equal Be it is detachable, be easily installed, compact-sized, mountable on mobile platform, maneuverability, can be produced on a small scale for more families Useless enterprise carries out minimizing service.

Claims (5)

1. decrement treatment system is concentrated in a kind of waste emulsified mixture, it is characterised in that: including sequentially connected waste liquid tank, floating oil collecting Device, belt filter press, intermediate waste liquid tank, waste liquid preheater, main heat exchanger;Evaporator is equipped with above main heat exchanger,
It is connected above the evaporator with the entrance of vapour compression machine, the outlet of vapour compression machine and the steam of main heat exchanger enter Mouth is connected, and the condensation-water drain of main heat exchanger is connected with waste liquid preheater high temperature side entrance;The waste liquid of waste liquid preheater goes out Mouth is connected with the waste liquid entrance of main heat exchanger, and concentrated solution outlet is equipped with below main heat exchanger;
It further include steam generator, the steam generator is connected with the entrance of vapour compression machine.
2. decrement treatment system is concentrated in waste emulsified mixture according to claim 1, it is characterised in that: give up cream in the evaporator Changing liquid evaporating temperature is 80 DEG C ~ 90 DEG C.
3. decrement treatment system is concentrated in waste emulsified mixture according to claim 1, it is characterised in that: further include mobile flat Platform, the waste liquid tank, floating-oil collector, belt filter press, intermediate waste liquid tank, waste liquid preheater, main heat exchanger, evaporator, steaming Vapour compressor and steam generator are fixedly connected by bracket with mobile platform.
4. decrement treatment system is concentrated in waste emulsified mixture according to claim 1, it is characterised in that: in the pipe of connection each section Pipeline pump is additionally provided on road.
5. decrement treatment system is concentrated in waste emulsified mixture according to claim 1, it is characterised in that: set in floating-oil collector There is the oil collector that may float on the water surface.
CN201820748604.8U 2018-05-20 2018-05-20 A kind of waste emulsified mixture concentration decrement treatment system Expired - Fee Related CN208642005U (en)

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Application Number Priority Date Filing Date Title
CN201820748604.8U CN208642005U (en) 2018-05-20 2018-05-20 A kind of waste emulsified mixture concentration decrement treatment system

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Application Number Priority Date Filing Date Title
CN201820748604.8U CN208642005U (en) 2018-05-20 2018-05-20 A kind of waste emulsified mixture concentration decrement treatment system

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CN208642005U true CN208642005U (en) 2019-03-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113003835A (en) * 2021-04-30 2021-06-22 天津市生态环境科学研究院(天津市环境规划院、天津市低碳发展研究中心) Mechanical vapor recompression treatment device and method for emulsion wastewater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113003835A (en) * 2021-04-30 2021-06-22 天津市生态环境科学研究院(天津市环境规划院、天津市低碳发展研究中心) Mechanical vapor recompression treatment device and method for emulsion wastewater

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Granted publication date: 20190326