CN203653280U - Evaporation crystallization equipment for processing high-salinity wastewater - Google Patents
Evaporation crystallization equipment for processing high-salinity wastewater Download PDFInfo
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- CN203653280U CN203653280U CN201320744380.0U CN201320744380U CN203653280U CN 203653280 U CN203653280 U CN 203653280U CN 201320744380 U CN201320744380 U CN 201320744380U CN 203653280 U CN203653280 U CN 203653280U
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- feed
- evaporation crystallization
- pipe
- crystallization equipment
- processing high
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- 238000002425 crystallisation Methods 0.000 title claims abstract description 73
- 239000002351 wastewater Substances 0.000 title claims abstract description 34
- 230000008025 crystallization Effects 0.000 title claims abstract description 33
- 238000001704 evaporation Methods 0.000 title claims abstract description 31
- 230000008020 evaporation Effects 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000002562 thickening agent Substances 0.000 claims abstract description 12
- 150000003839 salts Chemical class 0.000 abstract description 13
- 239000013049 sediment Substances 0.000 abstract 1
- 239000013078 crystal Substances 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 238000009834 vaporization Methods 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 241000370738 Chlorion Species 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 235000019600 saltiness Nutrition 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses evaporation crystallization equipment for processing a high-salinity wastewater. The evaporation crystallization equipment comprises a thickener, an evaporating crystallizer, a feeding tube, a discharge tube, a three-way control valve, and a water pump, wherein the evaporating crystallizer comprises a crystallization chamber; a feeding hole is formed in the evaporating crystallizer; one end of the feeding tube is communicated with the crystallization chamber; the intake direction of the feeding tube is a tangential direction of the inner wall of the crystallization chamber; one end of the discharge tube is communicated with the crystallization chamber; three interfaces of the three-way control valve are respectively communicated with the thickener, the other end of the feeding tube and the other end of the discharge tube; the water pump is connected between the feeding tube and the discharge tube. According to the evaporation crystallization equipment for processing the high-salinity wastewater, which is disclosed by the utility model, the intake direction of the feeding tube is the tangential direction of the inner wall of the crystallization chamber; flow can disturb inside the crystallization chamber to generate a rotational flow, so that the mobility of high-temperature wastewater is increased, the evaporation efficiency of water vapor inside the evaporating crystallizer is improved, meanwhile, the deposited salt is broken through and floats to discharge along with the discharge tube by flow disturbance, and the sediment yield of the salt in the crystallizing chamber is reduced.
Description
Technical field
The utility model relates to technology for treating industrial waste water field, particularly, and particularly a kind of evaporation crystallization equipment of processing high-salt wastewater.
Background technology
The waste water that gold purification process produces, its composition is complicated, and saltiness is high, and intractability is large.At present, what for the processing of high-salt wastewater, we adopted is a kind of triple effect evaporation crystallizer, its principle of work is to allow the former water after heating evaporate in the evaporative crystallizer of three series connection, the steam that previous evaporative crystallizer is evaporated is as the thermal source of next evaporative crystallizer, then vapor condensation is become to fresh water.Salt solution after heating is separated out salt after centrifugation, realizes waste water desalination.But due to the waste water complicated component producing under existing purification techniques condition, contain a large amount of chlorions, sulfate ion, nitrate ion and calcium ions and magnesium ions, total salinity is up to 16%-28%, the easy occluding device pipeline of dirt coming off on the salt of separating out in wastewater treatment process and tube wall, cannot normally move equipment, and the maintenance of equipment, dismounting frequency are improved, generally, within every two days, will dismantle cleaning once, production efficiency is low, and operating personnel's labour intensity is large.
Utility model content
The utility model is intended to solve at least to a certain extent one of above-mentioned technical problem of the prior art.For this reason, an object of the present utility model is to propose a kind of evaporation crystallization equipment with the processing high-salt wastewater that vaporization efficiency is high, salt sedimentation amount is little.
A kind of evaporation crystallization equipment of processing high-salt wastewater providing according to the utility model, comprising: thickener; Evaporative crystallizer, described evaporative crystallizer has crystallisation chamber, and described evaporative crystallizer is provided with opening for feed; Feed-pipe, one end of described feed-pipe is communicated with described crystallisation chamber, and the water inlet direction of described feed-pipe is the tangential direction of described crystallisation chamber inwall; Discharge nozzle, one end of described discharge nozzle is communicated with described crystallisation chamber; Three-way pilot valve, three interfaces of described three-way pilot valve are communicated with the other end of described thickener, described feed-pipe and the other end of described discharge nozzle respectively; And water pump, described water pump is connected between described feed-pipe and described discharge nozzle.
According to the evaporation crystallization equipment of the processing high-salt wastewater of embodiment of the present utility model, the water inlet direction of feed-pipe is the tangential direction of crystallisation chamber inwall, can make current in crystallization chamber disturbance, produce eddy flow, increase the mobility of hot wastewater, improve the vaporization efficiency of water vapour in evaporative crystallizer, simultaneously, the water inlet direction of feed-pipe is the tangential direction of crystallisation chamber inwall, and current disturbance is washed deposition salt open and suspended and discharges with discharge nozzle, has reduced the deposition of the salt of crystallization chamber.
In addition, can also there is following additional technical characterictic according to the evaporation crystallization equipment of the processing high-salt wastewater of the utility model above-described embodiment:
According to an embodiment of the present utility model, the upper and lower of described crystallisation chamber is communicated with well heater by circulation tube respectively.
According to an embodiment of the present utility model, the bottom of described evaporative crystallizer is provided with outlet.
According to an embodiment of the present utility model, further comprise deslagging tank, described deslagging tank is communicated with described outlet.
According to an embodiment of the present utility model, between described outlet and described deslagging tank, be provided with the first control valve.
According to an embodiment of the present utility model, the bottom of described deslagging tank is provided with slag-drip opening, and described slag-drip opening place is provided with the second control valve.
According to an embodiment of the present utility model, the connectivity part of described discharge nozzle and described crystallisation chamber is higher than the connectivity part of described feed-pipe and described crystallisation chamber.
According to an embodiment of the present utility model, the connectivity part of described discharge nozzle and described crystallisation chamber be positioned at described feed-pipe and described crystallisation chamber connectivity part directly over.
According to an embodiment of the present utility model, described water pump is connected between described feed-pipe and described three-way pilot valve.
According to an embodiment of the present utility model, described opening for feed is located at the upper end of described evaporative crystallizer.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Fig. 1 is according to the structural representation of the evaporation crystallization equipment of the processing high-salt wastewater of an embodiment of the present utility model.
Embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
As shown in Figure 1, according to the evaporation crystallization equipment 100 of the processing high-salt wastewater of embodiment of the present utility model, comprise thickener 10, evaporative crystallizer 20, feed-pipe 30, discharge nozzle 40, three-way pilot valve 50 and water pump 60.
Particularly, evaporative crystallizer 20 can have crystallisation chamber 201, the inwall of crystallisation chamber 201 can be circular in radial direction (referring to the left and right directions of Fig. 1), and evaporative crystallizer 20 is provided with opening for feed 21, and high-salt wastewater can be entered in the crystallisation chamber 201 of evaporative crystallizer 20 by opening for feed 21.One end of feed-pipe 30 is communicated with crystallisation chamber 201, for example, be communicated with the bottom of crystallisation chamber 201, and the water inlet direction of feed-pipe 30 is the tangential direction of crystallisation chamber 201 inwalls.One end of discharge nozzle 40 is communicated with crystallisation chamber 201.Three interfaces of three-way pilot valve 50 are communicated with entrance, the other end of feed-pipe 30 and the other end of discharge nozzle 40 of thickener 10 respectively, to realize by the control of three-way pilot valve 50: in the time that feed-pipe 30 is communicated with discharge nozzle 40, thickener 10 and feed-pipe 30 and discharge nozzle 40 are all disconnected; In the time that discharge nozzle 40 is communicated with thickener 10, feed-pipe 30 and discharge nozzle 40 and thickener 10 are disconnected.Water pump 60 is connected between feed-pipe 30 and discharge nozzle 40, with in the time that feed-pipe 30 and discharge nozzle 40 are communicated with, for waste water circulates power is provided between feed-pipe 30, discharge nozzle 40 and crystallisation chamber 201.
According to the evaporation crystallization equipment 100 of the processing high-salt wastewater of embodiment of the present utility model, the water inlet direction of feed-pipe 30 is the tangential direction of crystallisation chamber 201 inwalls, can make current in the interior disturbance of crystallisation chamber 201, produce eddy flow, increase the mobility of hot wastewater, improve the vaporization efficiency of evaporative crystallizer 20 interior water vapour, simultaneously, the water inlet direction of feed-pipe 30 is the tangential direction of crystallisation chamber 201 inwalls, current disturbance is washed deposition salt suspend open and discharges with discharge nozzle 40, has reduced the deposition of the salt in crystallisation chamber 201.
As shown in Figure 1, according to an embodiment of the present utility model, the upper and lower of crystallisation chamber 201 is communicated with well heater 80 by circulation tube 70 respectively.Thus, the steam utilization in the crystallisation chamber of evaporative crystallizer 20 201 can be got up, for next evaporative crystallizer 20 provides heat energy.
As shown in Figure 1, according to an embodiment of the present utility model, the bottom of evaporative crystallizer 20 is provided with outlet 22, arranges that outlet 22 can conveniently be formed on the crystal salt of crystallisation chamber 201 bottoms and block slag dirt is removed.Further, according to an embodiment of the present utility model, the evaporation crystallization equipment 100 of processing high-salt wastewater may further include deslagging tank 90, and deslagging tank 90 is communicated with outlet 22.Thus, as removed the crystal salt in crystallisation chamber 201 and block slag dirt, only need remove the crystal salt in deslagging tank 90 and block slag dirt, can improve the production efficiency of the evaporation crystallization equipment 100 of processing high-salt wastewater, alleviate operating personnel's labour intensity, the maintenance cost of reduction equipment, the work-ing life of extension device.
For convenient, deslagging tank 90 is operated, between outlet 22 and deslagging tank 90, be provided with the first control valve 91.The bottom of deslagging tank 90 is provided with slag-drip opening, and slag-drip opening place is provided with the second control valve 92.Thus, in the time of needs deslagging, can first close the first control valve 91, then open the second control valve 92, then remove in the crystal salt in deslagging tank 90 and block slag dirt, handled easily, can alleviate operating personnel's labour intensity.
As shown in Figure 1, according to an embodiment of the present utility model, the connectivity part of discharge nozzle 40 and crystallisation chamber 201 is the connectivity part with crystallisation chamber 201 higher than feed-pipe 30.For example, according to an embodiment of the present utility model, discharge nozzle 40 and the connectivity part of crystallisation chamber 201 be positioned at feed-pipe 30 and crystallisation chamber 201 connectivity part directly over.Thus, can be so that be flowed out from discharge nozzle 40 by the current of fully disturbance.
As shown in Figure 1, according to an embodiment of the present utility model, water pump 60 is connected between feed-pipe 30 and three-way pilot valve 50, to facilitate by three-way pilot valve 50, the connected state of feed-pipe 30, discharge nozzle 40 and thickener 10 is controlled.According to an embodiment of the present utility model, opening for feed 22 can be located at the upper end of evaporative crystallizer 20.Thus, can be so that add waste water in evaporative crystallizer 20.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.In addition, those skilled in the art can engage the different embodiment that describe in this specification sheets or example and combine.
Although illustrated and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment in scope of the present utility model, modification, replacement and modification.
Claims (10)
1. an evaporation crystallization equipment of processing high-salt wastewater, is characterized in that, comprising:
Thickener;
Evaporative crystallizer, described evaporative crystallizer has crystallisation chamber, and described evaporative crystallizer is provided with opening for feed;
Feed-pipe, one end of described feed-pipe is communicated with described crystallisation chamber, and the water inlet direction of described feed-pipe is the tangential direction of described crystallisation chamber inwall;
Discharge nozzle, one end of described discharge nozzle is communicated with described crystallisation chamber;
Three-way pilot valve, three interfaces of described three-way pilot valve are communicated with the other end of described thickener, described feed-pipe and the other end of described discharge nozzle respectively; And
Water pump, described water pump is connected between described feed-pipe and described discharge nozzle.
2. the evaporation crystallization equipment of processing high-salt wastewater according to claim 1, is characterized in that, the upper and lower of described crystallisation chamber is communicated with well heater by circulation tube respectively.
3. the evaporation crystallization equipment of processing high-salt wastewater according to claim 1, is characterized in that, the bottom of described evaporative crystallizer is provided with outlet.
4. the evaporation crystallization equipment of processing high-salt wastewater according to claim 3, is characterized in that, further comprises deslagging tank, and described deslagging tank is communicated with described outlet.
5. the evaporation crystallization equipment of processing high-salt wastewater according to claim 4, is characterized in that, between described outlet and described deslagging tank, is provided with the first control valve.
6. the evaporation crystallization equipment of processing high-salt wastewater according to claim 4, is characterized in that, the bottom of described deslagging tank is provided with slag-drip opening, and described slag-drip opening place is provided with the second control valve.
7. the evaporation crystallization equipment of processing high-salt wastewater according to claim 1, is characterized in that, the connectivity part of described discharge nozzle and described crystallisation chamber is higher than the connectivity part of described feed-pipe and described crystallisation chamber.
8. the evaporation crystallization equipment of processing high-salt wastewater according to claim 1, is characterized in that, the connectivity part of described discharge nozzle and described crystallisation chamber be positioned at described feed-pipe and described crystallisation chamber connectivity part directly over.
9. the evaporation crystallization equipment of processing high-salt wastewater according to claim 1, is characterized in that, described water pump is connected between described feed-pipe and described three-way pilot valve.
10. the evaporation crystallization equipment of processing high-salt wastewater according to claim 1, is characterized in that, described opening for feed is located at the upper end of described evaporative crystallizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320744380.0U CN203653280U (en) | 2013-11-21 | 2013-11-21 | Evaporation crystallization equipment for processing high-salinity wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320744380.0U CN203653280U (en) | 2013-11-21 | 2013-11-21 | Evaporation crystallization equipment for processing high-salinity wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203653280U true CN203653280U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320744380.0U Expired - Lifetime CN203653280U (en) | 2013-11-21 | 2013-11-21 | Evaporation crystallization equipment for processing high-salinity wastewater |
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| CN (1) | CN203653280U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106277115A (en) * | 2015-06-24 | 2017-01-04 | 中国石油天然气集团公司 | A kind of saline sewage crystallizing evaporator, cleaning system and purification technique |
| CN110665249A (en) * | 2019-10-24 | 2020-01-10 | 昆山三一环保科技有限公司 | MVR high-salinity wastewater crystallization and salt discharge system and process method thereof |
| CN111762831A (en) * | 2020-07-01 | 2020-10-13 | 江阴市江中设备制造有限公司 | Acid-base waste water evaporator |
| CN113184933A (en) * | 2021-04-27 | 2021-07-30 | 国家能源集团宁夏煤业有限责任公司 | Evaporative crystallization system |
-
2013
- 2013-11-21 CN CN201320744380.0U patent/CN203653280U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106277115A (en) * | 2015-06-24 | 2017-01-04 | 中国石油天然气集团公司 | A kind of saline sewage crystallizing evaporator, cleaning system and purification technique |
| CN106277115B (en) * | 2015-06-24 | 2019-04-09 | 中国石油天然气集团公司 | A kind of saline sewage crystallizing evaporator, purification system and purification process |
| CN110665249A (en) * | 2019-10-24 | 2020-01-10 | 昆山三一环保科技有限公司 | MVR high-salinity wastewater crystallization and salt discharge system and process method thereof |
| CN111762831A (en) * | 2020-07-01 | 2020-10-13 | 江阴市江中设备制造有限公司 | Acid-base waste water evaporator |
| CN113184933A (en) * | 2021-04-27 | 2021-07-30 | 国家能源集团宁夏煤业有限责任公司 | Evaporative crystallization system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |