CN206424596U - A kind of high salt organic waste water low-temperature evaporation crystallization apparatus - Google Patents
A kind of high salt organic waste water low-temperature evaporation crystallization apparatus Download PDFInfo
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- CN206424596U CN206424596U CN201621477597.XU CN201621477597U CN206424596U CN 206424596 U CN206424596 U CN 206424596U CN 201621477597 U CN201621477597 U CN 201621477597U CN 206424596 U CN206424596 U CN 206424596U
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Abstract
The utility model belongs to field of waste water treatment, more particularly to a kind of high salt organic waste water low-temperature evaporation crystallization apparatus, it is sequentially connected including entering water preheater, vapor can, 1~N grade evaporator, steam-water separation tank, air-introduced machine, chimney, connected respectively by axial-flow pump between the evaporator, the N grades of base of evaporator is connected with the magma container, the bottom of described 1~(N 1) level evaporator is connected with condensation water tank, the delivery port of described 1~(N 1) level evaporator and cooling water tank, water inlet connection.During device processing coal chemical industry high salt organic wastewater disclosed in the utility model, it is unrestricted to entering organic matter of water, chloride concentration, evaporation condensed water is not only reclaimed, also achieve Waste water concentrating and reclaim mixed salt, reduce the infringement and corrosion to sewage treatment equipment, the recycling and wastewater zero discharge of the high organic wastewater of high salt are realized, device integration height, high treating effect, maintenance operation convenience, energy consumption are low, environmental protection.
Description
Technical field
The utility model belongs to field of waste water treatment, more particularly to a kind of high salt organic waste water low-temperature evaporation crystallization apparatus.
Background technology
The features such as discharge capacity is larger, chloride ion content is high, salt content is big is totally presented in coal chemical industry high-salt wastewater, and it constitutes master
Will be based on organic matter and inorganic salts.At present both at home and abroad for coal chemical industry haline water processing, generally using membrane separation technique,
Thermal evaporation techniques and the group technology of two kinds of technology formation.Conventional film concentration+evaporative crystallization group technology long flow path, energy consumption
High with processing cost, effect is unstable, and the waste water evaporation concentration equipment after film concentration mainly uses titanium alloy material heat exchanger, divided
From device and single-stage high-speed centrifugation vapour compression machine, heat exchange area is small, and compressor heating and high energy consumption, investment and operating cost are high
It is high；Crystallizer is mainly using titanium alloy material heat exchanger, crystallizer and single-stage high-speed centrifugation vapour compression machine, cost and energy consumption
Height, causes the cost of enterprise's longtime running high, burden weight, it is impossible to ensure the operation steady in a long-term of high salt water zero discharge, influence enterprise
The sustainable development of industry.
In existing evaporative crystallization technique or equipment, the scale problems of heat transmission equipment are very important, whether electrical heating
Or steam heating, high-concentration waste water must lift temperature by heat exchanger, and a large amount of K are usually contained in sewage+、Na+、Ca2+、
Mg2+And Cl-、CO3 2-、SO4 2-、NO3 -Plasma, the easily fouling on heat exchanger inwall, causes the corrosion of equipment.Even if using
Corrosion resistant equipment, also needs frequent heat exchanging device to carry out scale removal to improve heat exchange efficiency, and extension device is with using the life-span.To being at present
Only, this problem is not solved also well.
Utility model content
The utility model for problem above there is provided a kind of low temperature, without boiling heat transfer face, make full use of system heat energy,
And to entering organic matter of water, the unconfined low-temperature evaporation crystallization apparatus of chloride concentration, effectively solve existing haline water evaporative crystallization
During heat transmission equipment fouling and etching problem.
To solve above-mentioned purpose, the technical solution of the utility model is：
A kind of high salt organic waste water low-temperature evaporation crystallization apparatus, including enter water preheater, vapor can, 1~N grade evaporator,
Steam-water separation tank, chimney, air-introduced machine, magma container, condensation water tank and cooling water tank；It is described enter water preheater, 1~N grades steaming
Hair device, steam-water separation tank, chimney and air-introduced machine are linked in sequence successively, are connected respectively by axial-flow pump between the evaporator, institute
State 1 grade of base of evaporator with the vapor can bottom to be connected, the N grades of base of evaporator is connected with the magma container,
Described 1~(N-1) level base of evaporator is connected with the condensation water tank, described 1~(N-1) level evaporator and the cooling water tank
Delivery port, water inlet connection.
The evaporator is sequentially connected by evaporation cavity, fan component, recuperation of heat component, and be made packaged type it is square every
Thermal container, container outer layer is carbon steel or aluminium alloy, and inwall is stainless steel, and inwall is provided with the passage slid in and out.
1~N grades of evaporator the N be at least 4, i.e. 1~N grade evaporator at least include one-level evaporator, secondary evaporimeter,
Three-level evaporator, four evaporators of level Four evaporator.
The fan component of the evaporator is made up of 4-5 aerofoil fan.
The bottom of the evaporator recuperation of heat component and delivery port, the water inlet of side top respectively with the cooling water tank
Connection.
The evaporator recuperation of heat component is by shell and tube set of heat exchange tubes into cooling water is flowed into from heat exchange bottom of the tube, from heat exchange
Tube top portion flows out, and finally returns into cooling water tank, forms closed circulation.
It is described enter water preheater delivery port and the one-level evaporator at the top of water inlet be connected, the one-level evaporator top
Portion is provided with water-locator, intakes and enters one-level evaporation from top to bottom by the water-locator formation pencil shape current current of 1 grade of evaporator
The evaporation cavity of device, vapours enters evaporation cavity from one-level base of evaporator.
The air-flow of the one-level evaporator evaporation intracavitary enters recuperation of heat component, the steaming of one-level evaporator by fan component
Bottom of chamber portion is sent out provided with the waste water collection tank for collecting non-evaporating waste water, the waste water taken away will not be evaporated and is collected, be back to through pumping
Enter in water preheater.
The air-flow of described 1~(N-1) level evaporator evaporation intracavitary enters recuperation of heat component by fan component, and thermal current exists
Recuperation of heat component is condensed, and the middle and lower part of recuperation of heat component is provided with air stream outlet, and recuperation of heat component bottom is provided with condensate liquid
Delivery port, enters in condensation water tank through pipeline.
The air-flow of the N grades of evaporator evaporation intracavitary enters recuperation of heat component by fan component, and air-flow is in recuperation of heat group
Part is condensed, and the middle and lower part of recuperation of heat component is provided with air stream outlet, and recuperation of heat component bottom is provided with concentrate delivery port, through pipe
Road enters in magma container.
Condensation concentrate carries out separation of solid and liquid in the magma container extraction system, reclaims mixed salt.
The exit flow of the N grades of evaporator recuperation of heat component middle and lower part carries out steam-water separation, warp by steam-water separation tank
Air-introduced machine draws row to air.
Device disclosed in the utility model, being can be by waste water by 65~80 DEG C of Low Temperature Thermal wet gas currents, without boiling heat transfer
Face and the multistage evaporator system of system heat energy is made full use of to concentrate, waste water energy continuous circular treatment in the system and device,
Evaporation condensed water has not only been reclaimed, Waste water concentrating has been also achieved and reclaims mixed salt, reduce infringement and corrosion to sewage treatment equipment；
It is simultaneously unrestricted to entering organic matter of water, chloride concentration, it is adaptable to the high waste water evaporation process of high salt organic concentration, realize
The recycling and wastewater zero discharge of the high organic wastewater of high salt, device integration height, high treating effect, safeguard operator
Just, energy consumption is low, environmental protection.
Brief description of the drawings
Fig. 1 be the high salt organic waste water low-temperature evaporation crystallization apparatus flow chart of the utility model, filled arrows represent waste water or
Air current flow direction, hollow arrow represents flow of cooling water direction.
Fig. 2 is one-level evaporator schematic diagram.
Fig. 3 is secondary evaporimeter, three-level evaporator schematic diagram.
Fig. 4 is level Four evaporator schematic diagram.
Fig. 5 is that, into water preheater schematic diagram, left arrow represents waste water inflow direction, and right arrow represents waste water outflow side
To.
Wherein, 1 is that, into water preheater, 2 be vapor can, and 3 be one-level evaporator, and 4 be axial-flow pump, and 5 be secondary evaporimeter, 6
It is level Four evaporator for three-level evaporator, 7,8 be steam-water separation tank, and 9 be air-introduced machine, and 10 be chimney, and 11 be magma container, 12
It is cooling water tank for condensation water tank, 13,14 be water inlet pipe, and 15 be water-locator, and 16 be evaporation cavity, and 17 be recuperation of heat component, and 18 are
Cooling water outlet pipe, 19 be blast pipe, and 20 be axial-flow pump, and 21 be condensate line, and 22 be cooling water inlet pipe, and 23 be fan group
Part, 24 be waste water collection tank, and 25 be return of waste water pipe, and 26 be steam pipe, and 27 be gas flow tube, and 28 be concentrate discharging tube, and 29 are
Electric heating tube.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
A kind of high salt organic waste water low-temperature evaporation crystallization apparatus, waste water is heated in water preheater 1 is entered through electric heating tube 29
To 40-50 DEG C, enter the water outlet of water preheater 1 and the steam of vapor can 2 steams from the water inlet pipe 14 of one-level evaporator 3 and bottom respectively
Steam pipe 26 is entered in one-level evaporator, and water inlet enters one-level evaporator from top to bottom by the formation pencil shape current current of water-locator 15
Evaporation cavity 16, form continuous ascending air from bottom to top into the steam in one-level evaporator, continuous ascending air with it is continuous
Line shape liquid film counter current contacting, forms mixing thermal current, and entering recuperation of heat component 17 by fan component 23 is condensed.One-level
The evaporation cavity bottom of evaporator is provided with waste water collection tank 24, by the non-evaporating waste water being collected into through the blowback of return of waste water pipe 25 to entering
In water preheater 1.The middle and lower part of recuperation of heat component 17 is provided with air stream outlet, and bottom is provided with condensate liquid delivery port, entered through pipeline
In condensation water tank 12.
Connected between secondary evaporimeter 5 and one-level evaporator 3 with axial-flow pump 4, hot gas flows through blast pipe 19 and passes through axial-flow pump 4
It is evaporated into secondary evaporimeter evaporation cavity 16.Air-flow in evaporation cavity 16 enters evaporator heat by fan component 23 and returned
Receive component 17 to be condensed, the middle and lower part of recuperation of heat component 17 is provided with air stream outlet, and bottom is provided with condensate liquid delivery port, through pipeline
Into in condensation water tank 12.
Connected between three-level evaporator 6 and secondary evaporimeter 5 with axial-flow pump 4, thermal current enters three-level by axial-flow pump 4 and steamed
It is evaporated in hair device evaporation cavity 16.Air-flow in evaporation cavity 16 enters evaporator recuperation of heat component 17 by fan component 23 and entered
Row condensation, the middle and lower part of recuperation of heat component 17 is provided with air stream outlet, and bottom is provided with condensate liquid delivery port, enters condensed water through pipeline
In case 12.
Connected between level Four evaporator 7 and three-level evaporator 6 with axial-flow pump 4, thermal current enters level Four by axial-flow pump 4 and steamed
It is evaporated in hair device evaporation cavity 16.Air-flow in evaporation cavity 16 enters evaporator recuperation of heat component 17 by fan component 23 and entered
Row condensation.The middle and lower part of recuperation of heat component 17 is provided with air stream outlet, and bottom is provided with concentrate delivery port, concentrated liquid discharging tube 29
Into in magma container 11, mixed salt is reclaimed after separation of solid and liquid.
The exit flow of the middle and lower part of 7 recuperation of heat component of level Four evaporator 17 carries out steam-water separation, warp by steam-water separation tank 8
Air-introduced machine 9 is drawn, by the row of chimney 10 to air.
One-level evaporator 3, secondary evaporimeter 5, the recuperation of heat component of three-level evaporator 6, cooling water is from shell and tube heat exchanger tube
Bottom water inlet pipe 22 enter, flow out, finally returned into cooling water tank 13 from top outlet pipe 18.
During device processing coal chemical industry high salt organic wastewater disclosed in the utility model, to entering organic matter of water, chloride
Concentration is unrestricted, has not only reclaimed evaporation condensed water, also achieves Waste water concentrating and reclaims mixed salt, reduces to sewage treatment equipment
Infringement and corrosion, realize the recycling and wastewater zero discharge of the high organic wastewater of high salt, and device integration is high, processing effect
Really good, maintenance operation convenience, energy consumption are low, environmental protection.
Embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Any modification, equivalent substitution and improvements made within new spirit and principle etc., should be included in protection of the present utility model
Within the scope of.
Claims (10)
1. a kind of high salt organic waste water low-temperature evaporation crystallization apparatus, it is characterised in that including entering water preheater, vapor can, 1~N
Level evaporator, steam-water separation tank, chimney, air-introduced machine, magma container, condensation water tank and cooling water tank；It is described enter water preheater,
1~N grades of evaporators, steam-water separation tank, chimney and air-introduced machine are linked in sequence successively, and axial-flow pump is passed through respectively between the evaporator
Connection, 1 grade of base of evaporator is connected with the vapor can bottom, and the N grades of base of evaporator is stored with the magma
Case is connected, and described 1~(N-1) level base of evaporator is connected with the condensation water tank, described 1~(N-1) level evaporator with it is described
The delivery port of cooling water tank, water inlet connection.
2. device according to claim 1, it is characterised in that the evaporator is by evaporation cavity, fan component, recuperation of heat component
It is sequentially connected, and the square insulated container of packaged type is made, container outer layer is carbon steel or aluminium alloy, and inwall is stainless
Steel, inwall is provided with the passage slid in and out.
3. device according to claim 1, it is characterised in that the 1~N grades of evaporator N is at least 4, i.e. 1~N grades of evaporations
Device at least includes one-level evaporator, secondary evaporimeter, three-level evaporator, four evaporators of level Four evaporator.
4. device according to claim 2, it is characterised in that the fan component is made up of 4-5 aerofoil fan.
5. device according to claim 2, it is characterised in that the bottom of the recuperation of heat component and side top respectively with institute
State delivery port, the water inlet connection of cooling water tank.
6. device according to claim 5, it is characterised in that the recuperation of heat component by shell and tube set of heat exchange tubes into.
7. device according to claim 1, it is characterised in that does not evaporate provided with collecting in the one-level evaporator evaporation bottom of chamber portion
The waste water collection tank of waste water.
8. device according to claim 1, it is characterised in that it is described enter water preheater delivery port and the one-level evaporator
Top water inlet is connected, and the water-locator of pencil shape current current can be formed by being provided with the top of the one-level evaporator.
9. device according to claim 1, it is characterised in that the middle and lower part of described 1~(N-1) level evaporator recuperation of heat component
Provided with air stream outlet, recuperation of heat component bottom is provided with the delivery port of condensate liquid.
10. according to any one of claim 1-9 described device, it is characterised in that the N grades of evaporator steaming is reclaimed in component
Bottom is provided with air stream outlet, and recuperation of heat component bottom is provided with concentrate delivery port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621477597.XU CN206424596U (en) | 2016-12-30 | 2016-12-30 | A kind of high salt organic waste water low-temperature evaporation crystallization apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621477597.XU CN206424596U (en) | 2016-12-30 | 2016-12-30 | A kind of high salt organic waste water low-temperature evaporation crystallization apparatus |
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| Publication Number | Publication Date |
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| CN206424596U true CN206424596U (en) | 2017-08-22 |
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| CN201621477597.XU Active CN206424596U (en) | 2016-12-30 | 2016-12-30 | A kind of high salt organic waste water low-temperature evaporation crystallization apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730942A (en) * | 2016-12-30 | 2017-05-31 | 浩蓝环保股份有限公司 | A kind of salt organic waste water low-temperature evaporation crystallization apparatus high |
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2016
- 2016-12-30 CN CN201621477597.XU patent/CN206424596U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730942A (en) * | 2016-12-30 | 2017-05-31 | 浩蓝环保股份有限公司 | A kind of salt organic waste water low-temperature evaporation crystallization apparatus high |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20220909 Granted publication date: 20170822 |
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