CN212799710U - Oily waste water evaporator - Google Patents
Oily waste water evaporator Download PDFInfo
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- CN212799710U CN212799710U CN202021255716.3U CN202021255716U CN212799710U CN 212799710 U CN212799710 U CN 212799710U CN 202021255716 U CN202021255716 U CN 202021255716U CN 212799710 U CN212799710 U CN 212799710U
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Abstract
The utility model discloses an oil-containing waste water evaporator, which comprises a circulating pump, a separator, a condenser, a condensed water tank and a vacuum pump, wherein a steam heater is communicated between the circulating pump and the separator, the top end of the separator is communicated with the condenser, the condenser is communicated with the condensed water tank, the top end of the condensed water tank is communicated with the vacuum pump, the separator comprises a horizontal tank and a vertical tank which are mutually crossed and communicated, a spray pipe is arranged in the horizontal tank, a plurality of spray nozzles are arranged on the spray pipe, and the spray pipe is communicated with a material outlet of the steam heater; the bottom end of the vertical tank is provided with a wastewater outlet and a concentrated solution outlet, and the wastewater outlet is communicated with a feed inlet of the circulating pump through a material inlet pipe; the material inlet pipe is provided with a material inlet. The oily wastewater evaporator has a reasonable structure, and can effectively evaporate and crystallize oily wastewater.
Description
Technical Field
The utility model relates to an evaporimeter especially relates to an oiliness waste water evaporimeter.
Background
A steam pipeline for heating materials to evaporate in the existing evaporation crystallizer is directly arranged in a separator tank body, the materials around the steam pipeline are heated, the temperature of the materials above the steam pipeline is lower, the heated materials naturally rise, the materials with lower temperature fall around the steam pipeline, and the materials are evaporated and concentrated continuously in a circulating way through self circulation to separate out crystals.
However, when the material to be evaporated is oily wastewater, the wastewater cannot be evaporated because the oil always floats above the wastewater, and the water vapor cannot diffuse into the separator tank body, so that crystals in the wastewater cannot be separated out.
Therefore, there is a need for an improved oil-containing wastewater evaporator of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide an oily waste water evaporimeter, can effectually with oily waste water evaporation crystallization.
In order to realize the technical effects, the utility model adopts the technical scheme that: an oily wastewater evaporator comprises a circulating pump, a separator, a condenser, a condensed water tank and a vacuum pump, wherein a steam heater is communicated between the circulating pump and the separator, the top end of the separator is communicated with the condenser, the condenser is communicated with the condensed water tank, the top end of the condensed water tank is communicated with the vacuum pump, the separator comprises a horizontal tank and a vertical tank which are mutually communicated in a cross manner, a spray pipe is arranged in the horizontal tank, a plurality of spray nozzles are arranged on the spray pipe, and the spray pipe is communicated with a material outlet of the steam heater; a waste water outlet and a concentrated solution outlet are formed in the bottom end of the vertical tank, and the waste water outlet is communicated with a feed inlet of the circulating pump through a material inlet pipe; the material inlet pipe is provided with a material inlet. Through the design, the spray nozzle sprays the oily wastewater in the air to separate oil and liquid, and the wastewater is flash evaporated at the highest speed, so that the aim of evaporating and crystallizing the oily wastewater is fulfilled; meanwhile, the spraying mode can also play a role in inhibiting the foam generated by the feed liquid in the transverse tank.
The preferred technical scheme is that the spray nozzle is arranged at a large wide angle. Through the design, the waste water spray liquid can cover the surface of the waste water in the separator in all directions, so that the generation of foams in the evaporation process is better inhibited.
The preferable technical scheme is that a mist eliminator is arranged in the vertical tank and is positioned above the transverse tank. Through the design, foam can be prevented from entering the condenser, and the evaporated water can be effectively ensured to reach the recycling and zero emission standards.
The preferable technical scheme is that a flusher is arranged in the vertical tank and is positioned above the mist eliminator. Through such design, when the mist eliminator is blockked up by fluid, the flusher can wash the mediation to the mist eliminator.
The preferable technical scheme is that the water-cooling device further comprises a condensed water pump, and the condensed water pump is communicated with a water outlet of the condensed water tank. By such a design, the cooling water in the condensate tank can be discharged when needed.
The preferred technical scheme is that the water outlet is positioned at the bottom end of the condensed water tank. Through the design, the cooling water in the condensate water tank can be discharged completely.
The optimized technical scheme is that the washing device further comprises a condensed water pump, a water inlet of the condensed water pump is communicated with a water outlet of the condensed water tank, a water outlet pipeline is arranged at a water outlet of the condensed water pump, a water discharge switch valve is arranged on the water outlet pipeline, a washing pipeline is communicated with the water outlet pipeline between the water discharge switch valve and the condensed water pump, the washing pipeline is communicated with the washing device, and a washing pipe switch valve is arranged on the washing pipeline. Through the design, the evaporated cooling water is used for flushing and recycling the mist eliminator, so that the purposes of energy conservation and emission reduction are achieved.
The preferable technical scheme is that the concentrated solution outlet is communicated with a discharge pump. Through such design, after the concentrate in separator bottom reached the discharge standard, can beat the concentrate out through the discharge pump.
The utility model has the advantages and the beneficial effects that: the utility model discloses oily waste water evaporimeter is rational in infrastructure, sprays oily waste water in the air in the separator through the spray thrower, makes fluid separation, reaches waste water evaporation devitrification's purpose, and waste water sprays the all-round waste water surface that covers in the separator of liquid simultaneously, restraines the foam production in the evaporation process, has guaranteed that the water of evaporation can reach retrieval and utilization and zero release standard.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the oil-containing wastewater evaporator of the present invention.
In the figure: 1. a circulation pump; 11. a feed inlet; 2. a separator; 21. horizontal tank; 22. erecting the tank; 23. a shower pipe; 24. a spray nozzle; 25. a waste water outlet; 26. a concentrated solution outlet; 27. a mist eliminator; 28. a flusher; 3. a condenser; 4. a condensate tank; 41. a water outlet; 51. a vacuum pump; 52. a discharge pump; 6. a steam heater; 61. a material outlet; 7. feeding the material into a pipe; 71. a material inlet; 8. a condensate pump; 81. a water inlet; 82. a water outlet; 9. a water outlet pipeline; 91. a drain switching valve; 92. flushing the pipeline; 93. and a flushing pipe switch valve.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Reference to the "top" and "bottom" ends of the separator in their normal use is for convenience in describing the invention and for simplicity of description, and is not intended to indicate or imply that the device or element in question must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Examples
As shown in fig. 1, the oil-containing wastewater evaporator of the embodiment comprises a circulating pump 1, a separator 2, a condenser 3, a condensed water tank 4 and a vacuum pump 51, wherein a steam heater 6 is communicated between the circulating pump 1 and the separator 2, the top end of the separator 2 is communicated with the condenser 3, the condenser 3 is communicated with the condensed water tank 4, and the top end of the condensed water tank 4 is communicated with the vacuum pump 51, and is characterized in that the separator 2 comprises a horizontal tank 21 and a vertical tank 22 which are mutually communicated in a cross manner, a spray pipe 23 is arranged in the horizontal tank 21, a plurality of spray nozzles 24 are arranged on the spray pipe 23, and the spray pipe 23 is communicated with a material outlet 61 of the steam heater 6; the bottom end of the vertical tank 22 is provided with a waste water outlet 25 and a concentrated solution outlet 26, and the waste water outlet 25 is communicated with the feed inlet 11 of the circulating pump 1 through a material inlet pipe 7; the material inlet pipe 7 is provided with a material inlet 71.
The spray nozzle 24 is arranged in a wide angle.
A mist eliminator 27 is arranged in the vertical tank 22, and the mist eliminator 27 is positioned above the horizontal tank 21.
A washer 28 is provided in the shaft tank 22, the washer 28 being located above the mist eliminator 27.
The water-cooling device also comprises a condensed water pump 8, and the condensed water pump 8 is communicated with a water outlet 41 of the condensed water tank 4.
The water outlet 41 is positioned at the bottom end of the condensed water tank 4.
The device is characterized by further comprising a condensed water pump 8, a water inlet 81 of the condensed water pump 8 is communicated with a water outlet 41 of the condensed water tank 4, a water outlet 82 of the condensed water pump 8 is provided with a water outlet pipeline 9, a water drainage switch valve 91 is arranged on the water outlet pipeline 9, a flushing pipeline 92 is communicated with the water outlet pipeline 9 between the water drainage switch valve 91 and the condensed water pump 8, the flushing pipeline 92 is communicated with the flusher 28, and a flushing pipe switch valve 93 is arranged on the flushing pipeline 92.
The concentrate outlet 26 is in communication with a discharge pump 52.
When the device is used, the inlet and outlet valves of the cooling circulating water of the condenser 3 are opened, and the vacuum pump 51 is started to ensure that the pressure in the device is lower than the atmospheric pressure (negative pressure); oily wastewater passes through the steam heater 6 under the action of the circulating pump 1, and is externally connected with steam for liquefaction and heat release in the steam heater 6 to heat the oily wastewater.
The heated oily wastewater enters a spray pipe 23 in the separator 2 through the thrust of a circulating pump 1, the separator 2 is in a negative pressure state under the action of a vacuum pump 51, a large wide-angle spray nozzle 24 sprays wastewater spray liquid, oil and liquid are separated, and the pressure of the heated wastewater in the separator 2 is rapidly reduced to cause flash evaporation of partial wastewater; meanwhile, the waste water spray liquid can cover the surface of the waste water in the separator 2 in all directions, thereby inhibiting the generation of foam in the evaporation process.
The steam that evaporates is cooled down through condenser 3 and is liquefied into the comdenstion water, and the comdenstion water flows into comdenstion water pitcher 4 and collects, and the comdenstion water in the comdenstion water pitcher 4 is discharged or is washed the mediation through flusher 28 after flowing through flushing conduit 92 according to actual production demand to mist eliminator 27.
The unevaporated oily wastewater falls into the bottom end of the separator 2, and enters the steam heater 6 through the wastewater outlet 25 to be continuously heated under the action of the circulating pump 1, and the evaporation and crystallization steps are continued.
Under the action of negative pressure, the waste water is continuously evaporated and concentrated under a low boiling point, and the concentrated solution is discharged by the discharge pump 52 and collected in the waste liquid storage tank.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. An oily wastewater evaporator comprises a circulating pump (1), a separator (2), a condenser (3), a condensed water tank (4) and a vacuum pump (51), wherein a steam heater (6) is communicated between the circulating pump (1) and the separator (2), the top end of the separator (2) is communicated with the condenser (3), the condenser (3) is communicated with the condensed water tank (4), and the top end of the condensed water tank (4) is communicated with the vacuum pump (51), and the oily wastewater evaporator is characterized in that the separator (2) comprises a horizontal tank (21) and a vertical tank (22) which are mutually communicated in a cross manner, a spray pipe (23) is arranged in the horizontal tank (21), a plurality of spray nozzles (24) are arranged on the spray pipe (23), and the spray pipe (23) is communicated with a material outlet (61) of the steam heater (6); a waste water outlet (25) and a concentrated solution outlet (26) are formed in the bottom end of the vertical tank (22), and the waste water outlet (25) is communicated with a feed inlet (11) of the circulating pump (1) through a material inlet pipe (7); the material inlet pipe (7) is provided with a material inlet (71).
2. The evaporator for oil-containing wastewater according to claim 1, wherein the spray nozzle (24) is disposed at a wide angle.
3. The evaporator for oily waste water according to claim 1, characterized in that a mist eliminator (27) is arranged in the vertical tank (22), and the mist eliminator (27) is positioned above the horizontal tank (21).
4. The evaporator of oil-containing wastewater according to claim 3, characterized in that a flusher (28) is arranged in the vertical tank (22), and the flusher (28) is located above the mist eliminator (27).
5. The evaporator for oily waste water according to claim 1, further comprising a condensed water pump (8), wherein the condensed water pump (8) is communicated with a water outlet (41) of the condensed water tank (4).
6. The evaporator for oily waste water according to claim 5, wherein said water outlet (41) is located at the bottom end of said condensed water tank (4).
7. The oily waste water evaporator according to claim 4, further comprising a condensed water pump (8), wherein a water inlet (81) of the condensed water pump (8) is communicated with a water outlet (41) of the condensed water tank (4), a water outlet pipeline (9) is arranged at a water outlet (82) of the condensed water pump (8), a drainage switch valve (91) is arranged on the water outlet pipeline (9), a flushing pipeline (92) is communicated with the water outlet pipeline (9) between the drainage switch valve (91) and the condensed water pump (8), the flushing pipeline (92) is communicated with the flusher (28), and a flushing pipe switch valve (93) is arranged on the flushing pipeline (92).
8. The evaporator as recited in claim 1, wherein said concentrate outlet (26) is in communication with a discharge pump (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021255716.3U CN212799710U (en) | 2020-07-01 | 2020-07-01 | Oily waste water evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021255716.3U CN212799710U (en) | 2020-07-01 | 2020-07-01 | Oily waste water evaporator |
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| Publication Number | Publication Date |
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| CN212799710U true CN212799710U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021255716.3U Active CN212799710U (en) | 2020-07-01 | 2020-07-01 | Oily waste water evaporator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113501612A (en) * | 2021-07-30 | 2021-10-15 | 成都市蜀科科技有限责任公司 | Energy-concerving and environment-protective type desulfurization waste water zero release processing system |
| CN115974207A (en) * | 2022-07-20 | 2023-04-18 | 上海御镐实业发展有限公司 | Normal-temperature negative-pressure distillation wastewater treatment system and working process thereof |
| CN116040717A (en) * | 2022-11-30 | 2023-05-02 | 江阴市江中设备制造有限公司 | MVR evaporation crystallizer |
| CN118084115A (en) * | 2024-04-23 | 2024-05-28 | 天津松山环保科技有限公司 | Oil-containing wastewater treatment system for coating workshop |
-
2020
- 2020-07-01 CN CN202021255716.3U patent/CN212799710U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113501612A (en) * | 2021-07-30 | 2021-10-15 | 成都市蜀科科技有限责任公司 | Energy-concerving and environment-protective type desulfurization waste water zero release processing system |
| CN115974207A (en) * | 2022-07-20 | 2023-04-18 | 上海御镐实业发展有限公司 | Normal-temperature negative-pressure distillation wastewater treatment system and working process thereof |
| CN116040717A (en) * | 2022-11-30 | 2023-05-02 | 江阴市江中设备制造有限公司 | MVR evaporation crystallizer |
| CN118084115A (en) * | 2024-04-23 | 2024-05-28 | 天津松山环保科技有限公司 | Oil-containing wastewater treatment system for coating workshop |
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