CN208362101U - A kind of electroplating wastewater MVR evaporated crystallization device - Google Patents
A kind of electroplating wastewater MVR evaporated crystallization device Download PDFInfo
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- CN208362101U CN208362101U CN201820813142.3U CN201820813142U CN208362101U CN 208362101 U CN208362101 U CN 208362101U CN 201820813142 U CN201820813142 U CN 201820813142U CN 208362101 U CN208362101 U CN 208362101U
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Abstract
The utility model discloses a kind of electroplating wastewater MVR evaporated crystallization device, including chemicals dosing plant, chemicals dosing plant connects thickener, thickener connects separator, vapour compression machine is connected at the top of separator, vapour compression machine connects heater, and heater connects condensate water pot, condensate water pot connects condensate pump, condensate pump connects preheater, and preheater connects feed pump, and feed pump connects raw material surge tank, thickener is connect by pipeline with mother liquor tank, and in close connection between mother liquor tank and pipeline.The utility model beneficial effect achieved is: by the way that chemicals dosing plant is arranged, it can be except hard, evaporation fouling is avoided, and then the cleaning frequency can be postponed, and can be to avoid mother liquor heavy metal accumulation, need frequent outlet mother liquor, secondary steam can be made as the heat source of heater by the way that vapour compression machine is arranged, and then raw material can be saved, reduce the production cost of enterprise, the utility model is compact structure and easy to use.
Description
Technical field
The utility model relates to a kind of rutilated quartz device, specially a kind of electroplating wastewater MVR evaporated crystallization device belongs to chemical industry
Engineering device technique field.
Background technique
Evaporator is a component critically important in four big parts of refrigeration, and the condensed fluid of low temperature is by evaporator, with the external world
Air carry out heat exchange, gasification heat absorption, achieve the effect that refrigeration.Evaporator is mainly by heating room and vaporization chamber two parts group
At.It heats room and is provided to liquid and evaporate required heat, liquid boiling is promoted to vaporize；Vaporization chamber divides gas-liquid two-phase completely
From.And the fouling after waste water evaporation is easily accumulated in existing vaporising device, while not can avoid mother liquor heavy metal accumulation, and
Want frequent outlet mother liquor.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of electroplating wastewater MVR steaming
Send out crystallization apparatus.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of electroplating wastewater MVR evaporated crystallization device of the utility model, including chemicals dosing plant, the chemicals dosing plant connection are thick
Thick device, the thickener connect separator, and vapour compression machine, the vapour compression machine connection heating are connected at the top of the separator
Device, the heater connect condensate water pot, and the condensate water pot connects condensate pump, and the condensate pump connects preheater, institute
Preheater connection feed pump is stated, the feed pump connects raw material surge tank.
As a kind of optimal technical scheme of the utility model, the thickener is connect by pipeline with mother liquor tank, and institute
It states between mother liquor tank and pipeline in close connection.
As a kind of optimal technical scheme of the utility model, the mother liquor tank connects centrifuge, and the mother liquor tank with
It is connected between mother liquor pump by pipeline.
As a kind of optimal technical scheme of the utility model, the thickener is connect by pipeline with discharging pump, and institute
It states between discharging pump and pipeline in close connection.
As a kind of optimal technical scheme of the utility model, the heater is connect by pipeline with circulating pump, and institute
It states between circulating pump and pipeline in close connection.
The utility model beneficial effect achieved is: by the way that chemicals dosing plant is arranged, it can ties except firmly, avoiding evaporating
Dirt, and then the cleaning frequency can be postponed, and frequent outlet mother liquor can be needed to avoid mother liquor heavy metal accumulation, it is steamed by setting
Vapour compressor can make secondary steam as the heat source of heater, and then can save raw material, reduce the production cost of enterprise, this
Utility model is compact structure and easy to use.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
In the accompanying drawings:
Fig. 1 is the overall structure diagram of the utility model.
In figure: 1, raw material surge tank；2, feed pump；3, preheater；4, chemicals dosing plant；5, heater；6, circulating pump；7, divide
From device；8, discharging pump；9, thickener；10, centrifuge；11, mother liquor tank；12, mother liquor pumps；13, condensate water pot；14, condensate pump；
15, vapour compression machine.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing.In the utility model
Description in, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside"
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and being merely for convenience of description, this is practical new
Type and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " are only used
In description purpose, it is not understood to indicate or imply and faces ground importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment
As shown in Figure 1, a kind of electroplating wastewater MVR evaporated crystallization device, including chemicals dosing plant 4, chemicals dosing plant 4 connect stiff
Device 9, thickener 9 connect separator 7, and separator 7 connects vapour compression machine 15, and vapour compression machine 15 connects heater 5, heater
5 connection condensate water pots 13, condensate water pot 13 connect condensate pump 14, condensate pump 14 connect preheater 3, preheater 3 connect into
Material pump 2, feed pump 2 connects raw material surge tank 1.
Thickener 9 is connect by pipeline with mother liquor tank 11, and in close connection between mother liquor tank 11 and pipeline.Mother liquor tank 11
Centrifuge 10 is connected, and is connected between mother liquor tank 11 and mother liquor pump 12 by pipeline.Thickener 9 is connected by pipeline and discharging pump 8
It connects, and in close connection between discharging pump 8 and pipeline.Heater 5 is connect by pipeline with circulating pump 6, and circulating pump 6 and pipeline
Between in close connection.
Specifically, in use, waste water is squeezed into preheater 3 and is tentatively heated up by raw material surge tank 1 by feed pump 2, i.e.,
When 1 low liquid level alarm of raw material surge tank and termination of pumping, when the high alarm of stoste liquid level stops charging, the waste water after preheating is by separating
The circulation pipe of device 7 enters heater 5, carries out heat exchange heating, and feed liquid is squeezed into heater 5, further heated up by circulating pump 6, rises
Feed liquid after temperature enters separator 7, and since 7 pressure of separator reduces suddenly, feed liquid carries out gas-liquid separation in separator 7, material
Liquid by PLC control, constantly beat circulating and evaporating, when in separator 7 liquidus temperature and gas phase temperature difference reach setting value, set
Definite value can be arranged by PLC, and the pressure value of double flange liquid level transmission devices on circulation pipe reach setting value after make discharging pump 8
Operating 10 minutes, the specific time can be arranged by PLC, squeeze into thickener 9, thickened, and gas phase secondary steam passes through a system
Enter vapour compression machine 15 after the demister of column to be recompressed, the secondary steam after vapour compression machine 15 is respectively as heating
The heat source of device 5 is squeezed into centrifuge 10 and is centrifuged after the thickening that material passes through thickener 9, and the salt after centrifugation is packaged outward transport, from
The mother liquor that scheming 10 comes out enters mother liquor tank 11, to avoid mother liquor heavy metal accumulation, can carry out adding automatically by chemicals dosing plant 4
Medicine adds 5% sodium carbonate or sodium hydroxide, carry out Automatic Dosing, administration timing of drug according to the ratio of mother liquor amount 1:100
It can be set by PLC, mother liquor tank 11 reaches certain height, and height value can be arranged by PLC, is returned point by mother liquor pump 12
From continuing to evaporate in device 7, the high-temperature condensation water after the heat exchange of heater 5, into condensate water pot 13, condensed water passes through condensate pump 14
It squeezes into preheater 3 and is used as 3 heat source of preheater, the condensed water after heat exchange goes out battery limit (BL).
The wherein model S7-200 of PLC.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of electroplating wastewater MVR evaporated crystallization device, including chemicals dosing plant (4), which is characterized in that the chemicals dosing plant (4)
It connects thickener (9), the thickener (9) connects separator (7), and the separator (7) connects vapour compression machine (15), described
Vapour compression machine (15) connects heater (5), and the heater (5) connects condensate water pot (13), and the condensate water pot (13) is even
It connects condensate pump (14), the condensate pump (14) connects preheater (3), and the preheater (3) connects feed pump (2), described
Feed pump (2) connects raw material surge tank (1).
2. a kind of electroplating wastewater MVR evaporated crystallization device according to claim 1, which is characterized in that the thickener (9)
It is connect by pipeline with mother liquor tank (11), and is in closely to connect between the mother liquor tank (11) and pipeline.
3. a kind of electroplating wastewater MVR evaporated crystallization device according to claim 2, which is characterized in that the mother liquor tank
(11) centrifuge (10) are connected, and is connect between the mother liquor tank (11) and mother liquor pump (12) by pipeline.
4. a kind of electroplating wastewater MVR evaporated crystallization device according to claim 1, which is characterized in that the thickener (9)
It is connect by pipeline with discharging pump (8), and is in closely to connect between the discharging pump (8) and pipeline.
5. a kind of electroplating wastewater MVR evaporated crystallization device according to claim 1, which is characterized in that the heater (5)
It is connect by pipeline with circulating pump (6), and is in closely to connect between the circulating pump (6) and pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820813142.3U CN208362101U (en) | 2018-05-29 | 2018-05-29 | A kind of electroplating wastewater MVR evaporated crystallization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820813142.3U CN208362101U (en) | 2018-05-29 | 2018-05-29 | A kind of electroplating wastewater MVR evaporated crystallization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208362101U true CN208362101U (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820813142.3U Active CN208362101U (en) | 2018-05-29 | 2018-05-29 | A kind of electroplating wastewater MVR evaporated crystallization device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109824198A (en) * | 2019-03-13 | 2019-05-31 | 苏州希图环保科技有限公司 | A kind of oil-containing high-salt wastewater processing system and technique |
| CN112321055A (en) * | 2020-11-18 | 2021-02-05 | 广州市心德实业有限公司 | Electroplating wastewater treatment device and method for realizing electroplating wastewater treatment |
-
2018
- 2018-05-29 CN CN201820813142.3U patent/CN208362101U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109824198A (en) * | 2019-03-13 | 2019-05-31 | 苏州希图环保科技有限公司 | A kind of oil-containing high-salt wastewater processing system and technique |
| CN112321055A (en) * | 2020-11-18 | 2021-02-05 | 广州市心德实业有限公司 | Electroplating wastewater treatment device and method for realizing electroplating wastewater treatment |
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