CN209507643U - A kind of waste liquid recovery apparatus - Google Patents
A kind of waste liquid recovery apparatus Download PDFInfo
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- CN209507643U CN209507643U CN201920169694.XU CN201920169694U CN209507643U CN 209507643 U CN209507643 U CN 209507643U CN 201920169694 U CN201920169694 U CN 201920169694U CN 209507643 U CN209507643 U CN 209507643U
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Abstract
The utility model belongs to Sewage treatment and utilizes equipment technical field, and in particular to a kind of waste liquid recovery apparatus.Overcome the problems, such as devil liquor recovery using technical deficiencies such as energy consumption height.A kind of waste liquid recovery apparatus, including waste pipe, wastewater collection pond, original fluid container, preheater, non-condensing vapour heat exchanger, falling film evaporator, forced-circulation evaporator, crystal separator, centrifuge, Product recycling crystal salt pipeline, boiling-house；Waste water containing substances such as sodium sulphate, sodium carbonate enters falling film evaporator by the heating of waste pipe, wastewater collection pond, preheater and non-condensing vapour heat exchanger and is evaporated concentration, enter back into forced-circulation evaporator concentration and evaporation again, material after concentration enters gas-liquid separation in crystal separator, and isolates material crystallization by centrifuge.Not only discharge of wastewater is avoided, but also has recycled solable matter, increases economic benefit, and saved and used water.
Description
Technical field
The utility model belongs to Sewage treatment and utilizes equipment technical field, and in particular to a kind of waste liquid recovery apparatus.
Background technique
Various types of activated aluminas are being produced, generally all using substances such as aluminium hydroxide, sulfuric acid as raw material, by anti-
Product should be processed.A large amount of waste water can be generated in production technology, be the salt packet that saliferous contains in production technology waste water
Include sodium sulphate, sodium carbonate, ammonium sulfate.Waste water, which needs to purify, to be discharged, it is therefore desirable to carry out separation and recovery processing to waste water, mention
As selling outside byproduct, the existing industrial waste water disposal device of the periphery hyposaline waste water Ze Song aluminium manufacturer is handled salt out.It is general next
It says, the evaporator in waste liquid recovery apparatus used is mainly used for concentration components chaotropic liquid solution, suspension and emulsion.Extensively
Both vapor compression recycling system applied to fields such as waste liquid, food processing, chemical industry, low industry, saltern, pharmacy.Aluminium manufacturer makes
Multi-effect evaporator, gas consumption is high, and secondary steam can only absorb a part of use, remaining secondary steam circulating water treatment, cost
Height, initial steam dosage are big.
Summary of the invention
The utility model provides to overcome the devil liquor recovery pointed out in above-mentioned background using technical deficiencies such as energy consumption height
A kind of waste liquid recovery apparatus.
The technical solution of the utility model is a kind of waste liquid recovery apparatus, including waste pipe, wastewater collection pond, original fluid container,
Preheater, non-condensing vapour heat exchanger, falling film evaporator, forced-circulation evaporator, crystal separator, centrifuge, Product recycling knot
Brilliant salt pipeline, boiling-house；Waste pipe connects wastewater collection pond by waste water pump, and wastewater collection pond is connected by raw liquor pump and preheated
Device, preheater connect non-condensing vapour heat exchanger, and non-condensing vapour heat exchanger connects falling film evaporator, and falling film evaporator passes through transfering material pump
Forced-circulation evaporator is connected, forced-circulation evaporator connects crystal separator, connection centrifuge in outlet under crystal separator, from
Connection Product recycling crystal salt pipeline, centrifuge connection mother liquor tank, mother liquor tank pump connection forced circulation by mother liquor on rear side of scheming
Evaporator, crystal separator side outlet connect boiling-house, and centrifuge side outlet connects mother liquor tank, and mother liquor tank connects trench, falling liquid film
Evaporator and forced-circulation evaporator air inlet are all connected with initial steam pipe, and falling film evaporator is forced to follow by secondary steam pipe connection
Ring evaporator, the boiling-house secondary gas-liquid separator of connection suitable for reading, secondary gas-liquid separator is suitable for reading to pass through secondary steam pipe
Vapour compression machine is connected, vapour compression machine connects forced-circulation evaporator, and forced-circulation evaporator is connected to non-condensing vapour heat exchanger,
Non-condensing vapour heat exchanger is connected to vacuum heat exchanger, and running water pipe is connected on vacuum heat exchanger, and vacuum heat exchanger is connected by vacuum pump
Steam-water separator is connect, steam-water separator connects evacuated tube, and mouth connects forced circulation by forced circulation pump under the boiling-house
Evaporator, the falling film evaporator and forced-circulation evaporator water outlet are all connected with distillation water pot, and distillation water pot passes through distillation
Water pump connects preheater, and preheater connects distilled water recovery tube.
It is to be recycled with the present apparatus to the waste water containing sodium sulphate, sodium carbonate generated in production, material trend
Be: waste liquid is squeezed into wastewater collection pond by waste pipe and waste water pump by the waste water containing substances such as sodium sulphate, sodium carbonate, and waste water exists
Preheater is squeezed by raw liquor pump in wastewater collection pond and non-condensing vapour heat exchanger tentatively heats, into falling film evaporator, is carried out
It is concentrated by evaporation, enters back into forced-circulation evaporator concentration and evaporation again, the heat of falling film evaporator and forced-circulation evaporator
Derived from the steam of initial steam pipe, the material after concentration enters gas-liquid separation in crystal separator, and isolates object by centrifuge
Material crystallization, concentrate, which enters after boiling-house to beat through forced circulation pump, to be recycled into forced-circulation evaporator and evaporates again, centrifuge
The material crystallization isolated then is recycled by Product recycling crystal salt pipeline.
The steam water trend of heat effect is: initial steam enters falling film evaporator and forced-circulation evaporation by initial steam pipe
Device non-heated extract material, and the secondary steam that falling film evaporator generates is entered back into forced-circulation evaporator heating, forces to follow
The crystallized separator of secondary steam, boiling-house, secondary gas-liquid separator and the vapour compression machine heating that ring evaporator comes out rise
Pressure enters back into forced-circulation evaporator re-using, the steaming generated after forced-circulation evaporator and falling film evaporator heat exchange cooling
Distilled water enters distillation water pot, and distilled water is sent into preheater by distilled water pump and waste heat is utilized tentatively to heat material again, finally
Cooling water enters distilled water recovery tube, when which drops to 35 DEG C discharge be recovered in production, saved production gas with
Water.A part of hot steam is separated after falling film evaporator and forced-circulation evaporator heat exchange to be used for into non-condensing vapour heat exchanger to object
The heating of material, the steam that non-condensing vapour heat exchanger comes out enter vacuum heat exchanger, and vacuum heat exchanger after tap water heating to entering
Steam-water separator, vapour becomes water and enters evacuated tube to drain after steam-water separator separation.
Device described in the utility model will effectively can generate in the production such as chemical aluminum oxide industry containing dissolvable
The waste water of substance carries out concentration and recovery, not only avoids discharge of wastewater, but also recycled solable matter, increases economic benefit, and
And it saves and has used water.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model
In figure: 1- waste pipe, 2- wastewater collection pond, 3- steam-water separator, 4- evacuated tube, 5- vacuum heat exchanger, 6- is originally
The non-condensing vapour heat exchanger of water pipe, 7-, 8- original fluid container, 9- distilled water recovery tube, 10- preheater, 11- falling film evaporator, 12- newly steam
Steam pipe, 13- secondary steam pipe, 14- distill water pot, 15- forced-circulation evaporator, 16- mother liquor tank, 17- trench, 18- vapour pressure
Contracting machine, bis- 19- crystal separator, 20- centrifuge, 21- Product recycling crystal salt pipeline, 22- boiling-house, 23- gas-liquid separations
Device, 24- hydrops tank, 401- vacuum pump, 402- waste water pump, 403- raw liquor pump, 404- distilled water pump, 405- transfering material pump, 406- are female
Liquid pump, 407- forced circulation pump, 408- hydrops pump.
Specific embodiment
Company mainly contains sodium sulphate in the waste water of daily production, wherein containing 7%-12% admittedly, and contains 0.3%(0.2-
0.4) ammonium sulfate and 1% sodium carbonate.PH=7—9.Inlet amount 6000kg/h, evaporation capacity 5000kg/h, crystallization content 400-
500kg/h。
The consumption indicators of equipment: total steam consumption 50k/h, circulating cooling water 25t/h run power 220Kw, at ton water
Manage power consumption 36.7kwh.Mating centrifuge discharging enhydrous rate≤5%.
As schematically shown in Figure 1, a kind of waste liquid recovery apparatus, including waste pipe 1, wastewater collection pond 2, original fluid container 8, preheater
10, non-condensing vapour heat exchanger 7, falling film evaporator 11, forced-circulation evaporator 15, crystal separator 19, centrifuge 20, product return
Crystal salt pipeline 21, boiling-house 22 are received,
Waste pipe 1 connects wastewater collection pond 2 by waste water pump 402, and wastewater collection pond 2 passes through the connection preheating of raw liquor pump 403
Device 10, preheater 10 connect non-condensing vapour heat exchanger 7, non-condensing 7 connection falling film evaporator 11 of vapour heat exchange, and falling film evaporator 11 leads to
It crosses transfering material pump 405 and connects forced-circulation evaporator 15, forced-circulation evaporator 15 connects crystal separator 19, crystal separator
19 lower outlets connect centrifuges 20, Product recycling crystal salt pipeline 21 are connected on rear side of centrifuge 20, centrifuge 20 connects mother liquor tank
16, mother liquor tank 16 connects forced-circulation evaporator 15 by mother liquor pump 406,
19 side outlet of crystal separator connects boiling-house 22, and 20 side outlet of centrifuge connects mother liquor tank 16, and mother liquor tank 16 connects
It is grounded ditch 17,
Falling film evaporator 11 and 15 air inlet of forced-circulation evaporator are all connected with initial steam pipe 12, and falling film evaporator 11 passes through
Secondary steam pipe connects forced-circulation evaporator 15, the boiling-house 22 secondary gas-liquid separator 23 of connection suitable for reading, secondary gas
Liquid/gas separator 23 is suitable for reading to connect vapour compression machine 18 by secondary steam pipe 13, and vapour compression machine 18 connects forced-circulation evaporator
15, forced-circulation evaporator 15 is connected to non-condensing vapour heat exchanger 7, and non-condensing vapour heat exchanger 7 is connected to vacuum heat exchanger 5, and vacuum is changed
Running water pipe 6 is connected on hot device 5, vacuum heat exchanger 5 connects steam-water separator 3 by vacuum pump 401, and steam-water separator 3 connects
Evacuated tube 4,
The lower mouth of the boiling-house 22 connects forced-circulation evaporator 15 by forced circulation pump 407,
The falling film evaporator 11 and 15 water outlet of forced-circulation evaporator is all connected with distillation water pot 14, and distilled water 14 is logical
It crosses distilled water pump 404 and connects preheater 10, preheater 10 connects distilled water recovery tube 9,
The vacuum heat exchanger 5 connects crystal separator 19.
The lower mouth of the secondary gas-liquid separator 23 connects hydrops tank 24, and hydrops tank 24 passes through 408 connection falling liquid film of hydrops pump
Evaporator 11.
Trench 17 is also connected on mother liquor tank 16.
At work, material trend is: waste liquid being squeezed into wastewater collection pond 2, waste water by waste pipe 1 and waste water pump 402
Preheater 10 and non-condensing vapour heat exchanger 7 are squeezed by raw liquor pump 403 in wastewater collection pond 2, stoste temperature reaches 92 DEG C
Afterwards, into falling film evaporator 11, it is evaporated concentration, enters back into the concentration and evaporation again of forced-circulation evaporator 15, falling film evaporation
The origin of heat of device 11 and forced-circulation evaporator 15 enters crystal separator in the steam of initial steam pipe 12, the material after concentration
Gas-liquid separation in 19, and material crystallization is isolated by centrifuge 20, concentrate enters after boiling-house 22 through forced circulation pump 407
It beats and is recycled into forced-circulation evaporator 15 and evaporates again, the material crystallization that centrifuge 20 is isolated then passes through Product recycling crystallization
Salt pipeline 21 recycles,
The steam that boiling-house 22 generates enters secondary gas-liquid separator 23, and the steam that secondary gas-liquid separator 23 generates passes through
Secondary steam pipe 13 and vapour compression machine 18 continue heating into forced-circulation evaporator 15 and use, secondary gas-liquid separator 23
The liquid of generation enters hydrops tank 24, is sent into falling film evaporator 11 by hydrops pump 408,
Carbonated drink trend is: initial steam enters falling film evaporator 11 by initial steam pipe 12 and forced-circulation evaporator 15 heats
Concentration material, and the secondary steam that falling film evaporator 11 generates is entered back into the heating of forced-circulation evaporator 15, effective use
Heating-energy saving steam, it is the crystallized separator 19 of 93 DEG C of secondary steam that forced-circulation evaporator 15 comes out, boiling-house 22, secondary
Reach 103 DEG C after 18 increasing temperature and pressure of gas-liquid separator 23 and vapour compression machine, it is again sharp to enter back into forced-circulation evaporator 15
With the distilled water generated after forced-circulation evaporator 15 and the heat exchange cooling of falling film evaporator 11 enters distillation water pot 14, distillation
Water pot 14 is sent into preheater 10 by distilled water pump 404 and is tentatively heated using waste heat to material again, and finally cooling water enters
Distilled water recovery tube 9, discharge is recovered in production when which drops to 35 DEG C.Production gas and water are saved.Falling film evaporation
Device 11 and forced-circulation evaporator 15 separate a part of hot steam into non-condensing vapour heat exchanger 7 for adding to material after exchanging heat
Heat, the steam that non-condensing vapour heat exchanger 7 comes out enter vacuum heat exchanger 5, and vacuum heat exchanger 5 is to entering carbonated drink after tap water heating
Separator 3, vapour becomes water and enters evacuated tube 4 to drain after steam-water separator 3 separates.
Claims (5)
1. a kind of waste liquid recovery apparatus, it is characterised in that: including waste pipe (1), wastewater collection pond (2), original fluid container (8), preheating
Device (10), non-condensing vapour heat exchanger (7), falling film evaporator (11), forced-circulation evaporator (15), crystal separator (19), from
Scheming (20), Product recycling crystal salt pipeline (21), boiling-house (22)；Waste pipe (1) connects waste water by waste water pump (402) and receives
Ji Chi (2), for wastewater collection pond (2) by raw liquor pump (403) connection preheater (10), preheater (10) connects non-condensing vapour heat exchange
Device (7), non-condensing vapour heat exchanger (7) connect falling film evaporator (11), and falling film evaporator (11) is strong by transfering material pump (405) connection
Circulating evaporator (15) processed, forced-circulation evaporator (15) connect crystal separator (19), the company of outlet under crystal separator (19)
It connects centrifuge (20), connection Product recycling crystal salt pipeline (21), centrifuge (20) connect mother liquor tank on rear side of centrifuge (20)
(16), mother liquor tank (16) passes through mother liquor pump (406) connection forced-circulation evaporator (15), the connection of crystal separator (19) side outlet
Boiling-house (22), centrifuge (20) side outlet connect mother liquor tank (16), and mother liquor tank (16) connects trench (17), falling film evaporator
(11) it is all connected with initial steam pipe (12) with forced-circulation evaporator (15) air inlet, falling film evaporator (11) passes through secondary steam pipe
It connects forced-circulation evaporator (15), the boiling-house (22) the secondary gas-liquid separator (23) of connection suitable for reading, secondary gas-liquid point
Suitable for reading from device (23) to connect vapour compression machine (18) by secondary steam pipe (13), vapour compression machine (18) connects forced circulation and steams
It sends out device (15), forced-circulation evaporator (15) is connected to non-condensing vapour heat exchanger (7), and non-condensing vapour heat exchanger (7) connection vacuum is changed
Hot device (5) connects running water pipe (6) on vacuum heat exchanger (5), and vacuum heat exchanger (5) connects carbonated drink point by vacuum pump (401)
From device (3), steam-water separator (3) connects evacuated tube (4), and the falling film evaporator (11) and forced-circulation evaporator (15) go out
The mouth of a river is all connected with distillation water pot (14), and distillation water pot (14) passes through distilled water pump (404) connection preheater (10), preheater (10)
It connects distilled water recovery tube (9).
2. waste liquid recovery apparatus according to claim 1, it is characterised in that: mouth passes through pressure under the boiling-house (22)
Circulating pump (407) connects forced-circulation evaporator (15).
3. waste liquid recovery apparatus according to claim 1, it is characterised in that: the vacuum heat exchanger (5) connects crystallization
Separator (19).
4. waste liquid recovery apparatus according to claim 1, it is characterised in that: mouth under the secondary gas-liquid separator (23)
It connects hydrops tank (24), hydrops tank (24) passes through hydrops pump (408) connection falling film evaporator (11).
5. waste liquid recovery apparatus according to claim 1, it is characterised in that: be also connected with trench (17) on mother liquor tank (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169694.XU CN209507643U (en) | 2019-01-31 | 2019-01-31 | A kind of waste liquid recovery apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169694.XU CN209507643U (en) | 2019-01-31 | 2019-01-31 | A kind of waste liquid recovery apparatus |
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| Publication Number | Publication Date |
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| CN209507643U true CN209507643U (en) | 2019-10-18 |
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ID=68203591
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| CN201920169694.XU Active CN209507643U (en) | 2019-01-31 | 2019-01-31 | A kind of waste liquid recovery apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110817996A (en) * | 2019-11-27 | 2020-02-21 | 营口晨光植物提取设备有限公司 | Refined oil type wastewater re-steaming recycling device system and method |
| CN110904465A (en) * | 2019-10-22 | 2020-03-24 | 新疆中泰创新技术研究院有限责任公司 | Device and method for treating byproduct mirabilite of viscose factory |
-
2019
- 2019-01-31 CN CN201920169694.XU patent/CN209507643U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110904465A (en) * | 2019-10-22 | 2020-03-24 | 新疆中泰创新技术研究院有限责任公司 | Device and method for treating byproduct mirabilite of viscose factory |
| CN110817996A (en) * | 2019-11-27 | 2020-02-21 | 营口晨光植物提取设备有限公司 | Refined oil type wastewater re-steaming recycling device system and method |
| CN110817996B (en) * | 2019-11-27 | 2024-04-19 | 营口晨光植物提取设备有限公司 | Essential oil type waste water re-steaming recycling device system and method |
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