CN213596090U - Wastewater treatment equipment - Google Patents
Wastewater treatment equipment Download PDFInfo
- Publication number
- CN213596090U CN213596090U CN202021979258.8U CN202021979258U CN213596090U CN 213596090 U CN213596090 U CN 213596090U CN 202021979258 U CN202021979258 U CN 202021979258U CN 213596090 U CN213596090 U CN 213596090U
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- Prior art keywords
- stripping
- evaporation
- wastewater treatment
- wastewater
- gas
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 53
- 238000001704 evaporation Methods 0.000 claims abstract description 66
- 230000008020 evaporation Effects 0.000 claims abstract description 59
- 239000002351 wastewater Substances 0.000 claims abstract description 36
- 239000000126 substance Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 230000009471 action Effects 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 82
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 abstract description 32
- 238000009833 condensation Methods 0.000 abstract description 10
- 230000005494 condensation Effects 0.000 abstract description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 6
- 238000009835 boiling Methods 0.000 abstract description 6
- 229910052760 oxygen Inorganic materials 0.000 abstract description 6
- 239000001301 oxygen Substances 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 7
- 238000009298 carbon filtering Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model relates to a wastewater treatment device which is arranged between the rear end of a feeding device and the front end of a discharging device and comprises an evaporation device, a condensation device and a gas stripping device which are connected in sequence, the evaporation device is connected with the feeding device and is used for converting most of substances with boiling points lower than that of water and a small part of substances with boiling points higher than that of water in the wastewater into gaseous state, the condensing device forms condensate from the condensable part of the gaseous substances, the stripping device is used for receiving the condensate generated by the condensing device and removing the more volatile components in the condensate through stripping action, the wastewater treatment equipment enables wastewater to sequentially pass through the evaporation device, the condensation device and the gas stripping device, and effectively separates partial components in the wastewater by virtue of evaporation, condensation and gas stripping, thereby achieving the purposes of effectively reducing chemical oxygen demand and improving the efficiency of wastewater.
Description
Technical Field
The utility model relates to a wastewater treatment device, in particular to a wastewater treatment device which can improve the wastewater treatment efficiency.
Background
Along with the development of industry and the new line of environmental protection consciousness, if the waste water that produces in the production process in the factory building directly discharges, can cause the pollution of environment and endanger the biological health of contact waste water, consequently waste water just can discharge out after further purifying through waste water treatment equipment before discharging out, reduces the waste water through waste water treatment equipment and discharges out the injury to the environment after.
At present, the wastewater treatment equipment adopts flocculation, sedimentation, filtration, chemical oxidation, biological treatment, ion exchange and other modes for treatment, and if the wastewater concentration is low and the wastewater can be biologically decomposed, the biological treatment can be used as a main treatment mode.
If the source of the wastewater is complex and the concentration is high, such as containing emulsifier or grease, and the organism can not effectively decompose and can not adopt a biological treatment mode, a Chemical method is needed to be adopted for wastewater treatment, however, the wastewater treatment mode adopted by the current wastewater treatment equipment still has the problem of poor efficiency of reducing Chemical Oxygen Demand (COD).
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: provided is a wastewater treatment apparatus, whereby the problem of poor chemical oxygen demand reduction efficiency of the wastewater treatment apparatus is improved.
The technical solution of the utility model is that: the utility model provides a waste water treatment equipment, this waste water treatment equipment sets up between the rear end of a pan feeding device and the front end of a discharging device and contains an evaporation plant, a condensing equipment and an air stripping device, this evaporation plant connects this pan feeding device in order to receive the waste water that this pan feeding device carried, this evaporation plant contains an evaporation mechanism, this evaporation mechanism connects this pan feeding device and is used for evaporating partial material in the waste water and changing into the gaseous state, this condensing equipment connects this evaporation plant, in order to receive this evaporation plant to change gaseous state material into after handling, and form the condensate with gaseous state material condensable part, this air stripping device connects this condensing equipment and this discharging device, in order to receive the condensate that this condensing equipment produced, and carry the volatile composition in the condensate to carry and remove through the air stripping effect.
The evaporation device of the wastewater treatment equipment comprises a temperature control mechanism, and the temperature control mechanism is connected with the evaporation mechanism and is used for adjusting the temperature in the evaporation mechanism.
The evaporation device of the wastewater treatment equipment comprises an air pressure control mechanism, and the air pressure control mechanism is connected with the evaporation mechanism and is used for adjusting the air pressure in the evaporation mechanism.
The above wastewater treatment equipment, the stripping device comprises a stripping mechanism and a gas injection mechanism, the stripping mechanism is connected with the condensing device, the gas injection mechanism is connected with the stripping mechanism and injects gas into the stripping mechanism, and the stripping mechanism is used for converting the more volatile components in the condensate into the gas injected by the stripping mechanism.
In the wastewater treatment plant described above, the gas injected by the stripping mechanism is air or steam or a single element gas.
The above wastewater treatment equipment, the gas stripping device comprises a temperature control mechanism, and the temperature control mechanism is connected with the gas stripping mechanism and is used for assisting gas stripping action.
The wastewater treatment equipment comprises an active carbon filter device, and two ends of the active carbon filter device are respectively connected with the gas stripping device and the discharging device.
The wastewater treatment equipment comprises an oil-water separation device, and two ends of the oil-water separation device are respectively connected with the evaporation device and the feeding device.
The utility model has the advantages that: the waste water treatment equipment adopts the evaporation device, the condensation device and the air stripping device, so that waste water can be evaporated, condensed and stripped in sequence, when the evaporation device evaporates the water and low boiling point substance in the waste water from liquid state to gas state, the water and low boiling point substance are separated by the difference of the boiling points of different components in the waste water, then condensing the gaseous substance generated by the processing of the evaporation device into condensate by the condensing device, then leading the condensate to pass through the air stripping device to condense the more volatile components in the condensate, and the more volatile components in the condensate are removed by entrainment under the action of air, steam and gas consisting of single element or a plurality of elements through the gas stripping action, the wastewater treatment equipment leads the wastewater to sequentially pass through the evaporation device, the condensation device and the air stripping device, can effectively separate partial components in the wastewater and reduce the chemical oxygen demand, thereby achieving the purpose of improving the wastewater treatment efficiency.
Drawings
FIG. 1 is a schematic view of a wastewater treatment facility according to a first embodiment of the present invention.
Fig. 2 is a schematic view of the processing procedure of fig. 1.
FIG. 3 is a schematic view of a wastewater treatment facility according to a second embodiment of the present invention.
Fig. 4 is a schematic view of the processing procedure of fig. 3.
FIG. 5 is a schematic view of a wastewater treatment facility according to a third embodiment of the present invention.
Fig. 6 is a schematic view of the processing procedure of fig. 5.
The reference numbers illustrate:
10 feeding device 20 evaporating device
21 evaporation mechanism 22 temperature control mechanism
23 air pressure control mechanism 30 condensing unit
40: air stripping device 41: air stripping mechanism
42 gas injection mechanism 43 temperature control mechanism
50 parts of discharging device, 60 parts of active carbon filtering device
70 oil-water separating device
Detailed Description
The following description will further explain the technical means of the present invention to achieve the intended purpose in accordance with the drawings and the preferred embodiments of the present invention.
Referring to fig. 1 and 2, the wastewater treatment apparatus of the present invention is disposed between the rear end of a feeding device 10 and the front end of a discharging device 50, and comprises an evaporation device 20, a condensation device 30 and a stripping device 40.
The evaporation device 20 is connected to the material feeding device 10 to receive the wastewater from the material feeding device 10, the evaporation device 20 includes an evaporation mechanism 21, the evaporation mechanism 21 is connected to the material feeding device 10 and is used to evaporate part of the wastewater and transform the evaporated material into gas, wherein the evaporation device 20 includes a temperature control mechanism 22 and an air pressure control mechanism 23, the temperature control mechanism 22 is connected to the evaporation mechanism 21 and is used to adjust the temperature in the evaporation mechanism 21, the air pressure control mechanism 23 is connected to the evaporation mechanism 21 and is used to adjust the air pressure in the evaporation mechanism 21, in which, the temperature can be adjusted by the temperature control mechanism 22 and the air pressure can be adjusted by the air pressure control mechanism 23 to assist evaporation, thereby increasing evaporation efficiency, in addition, the temperature control mechanism 22 can adopt a compressor, a boiler, an electric rod, a heat pipe, a heat conducting plate, a heat exchanger, etc., however, the energy source provided in the evaporation apparatus 20 may be electric power, steam, fuel oil, coal, solar energy, or the like, but not limited thereto.
The condensing device 30 is connected to the evaporating device 20 for receiving the substance converted into gaseous state after being processed by the evaporating device 20, the condensing device 30 can condense part of the gaseous substance to form a condensate, and the part which cannot be condensed is discharged or processed additionally, wherein the condensing device 30 can be a heat exchanging device.
The stripping device 40 is connected to the condensing device 30 and the discharging device 50, and is configured to receive the condensate generated by the condensing device 30, and remove the volatile components in the condensate through stripping, where the stripping device 40 includes a stripping mechanism 41 and a gas injection mechanism 42, the stripping mechanism 41 is connected to the condensing device 30, the gas injection mechanism 42 is connected to the stripping mechanism 41 and injects the gas into the stripping mechanism 41, the stripping mechanism 41 is configured to convert the volatile components in the condensate into the gas injected by the stripping mechanism 41, the gas injected by the stripping mechanism 41 is air, steam, a single-element gas, or a gas composed of multiple elements, and in the foregoing, the stripping device 40 includes a temperature control mechanism 43, and the temperature control mechanism 43 is connected to the stripping mechanism 41 and is configured to assist stripping, so as to improve efficiency.
As shown in fig. 3 and 4, the wastewater treatment equipment further includes an activated carbon filtering device 60, two ends of the activated carbon filtering device 60 are respectively connected to the gas stripping device 40 and the discharging device 50, and the activated carbon filtering device 60 receives the wastewater treated by the gas stripping device 40 and performs carbon filtration, so as to further purify the water quality and improve the efficiency.
As shown in fig. 5 and fig. 6, the wastewater treatment equipment further includes an oil-water separation device 70, two ends of the oil-water separation device 70 are respectively connected to the evaporation device 20 and the feeding device 10, and the oil-water separation device 70 can receive the wastewater conveyed by the feeding device 10 and primarily remove a part of oil insoluble in water in the wastewater, so as to assist in improving the treatment efficiency of the wastewater treatment equipment.
As shown in fig. 2, the wastewater to be treated is conveyed by the feeding device 10 and enters the evaporation device 20, a user can adjust the temperature control mechanism 22 and the air pressure control mechanism 23 of the evaporation device 20 according to the type of the wastewater, adjust the air pressure and the temperature in the evaporation mechanism 21 in accordance with the content of the wastewater, primarily separate the wastewater by the difference of the evaporation temperature of the content of different components, the substance with the evaporation temperature lower than that of water can be converted into a gaseous state along with the water, while most of the substance with the boiling point higher than that of water (such as grease substances) is left, and the adjustment of the temperature can increase the evaporation amount and further increase the evaporation speed, the gaseous substance evaporated by the evaporation device 20 then enters the condensation device 30 to be condensed into a condensate, the condensate generated by the condensation device 30 then enters the stripping device 40, the gas injection mechanism 42 injects gas into the stripping mechanism 41, thus, after the condensate enters the stripping mechanism 41, the more volatile components of the condensate are transferred to the gas injected into the stripping mechanism 41, further purifying the condensate.
As shown in fig. 4 and 6, the wastewater treatment apparatus can be additionally provided with the activated carbon filtration device and the oil-water separation device 70 according to the type of wastewater, and in addition, the wastewater treatment apparatus can also be connected with the existing wastewater treatment apparatus to assist in reducing the chemical oxygen demand of wastewater, so that the wastewater treatment apparatus can be adjusted according to the water quality requirements of different wastewater and wastewater discharge, can be selectively matched to provide diversified treatment, and has good applicability.
In the above, the wastewater treatment equipment allows the wastewater to sequentially pass through the evaporation device 20, the condensation device 30 and the gas stripping device 40, and through evaporation, condensation and gas stripping, the quality of the treated wastewater is effectively improved, the chemical oxygen demand of the wastewater is effectively reduced, and the wastewater treatment efficiency is improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above embodiments, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.
Claims (10)
1. The utility model provides a waste water treatment equipment, its setting is between a rear end of pan feeding device and a discharging device's front end, its characterized in that, this waste water treatment equipment contains:
the evaporation device is connected with the feeding device to receive the wastewater conveyed by the feeding device and comprises an evaporation mechanism which is connected with the feeding device and is used for evaporating partial substances in the wastewater to convert the substances into a gaseous state;
the condensing device is connected with the evaporating device and is used for receiving the gaseous substances converted by the evaporating device after being processed and condensing the condensable part of the gaseous substances to form condensate;
and the gas stripping device is connected with the condensing device and the discharging device and is used for receiving the condensate generated by the condensing device and removing the volatile components in the condensate by carrying through the gas stripping action.
2. The wastewater treatment apparatus of claim 1, wherein the evaporation device comprises a temperature control mechanism connected to the evaporation mechanism and configured to adjust the temperature within the evaporation mechanism.
3. The wastewater treatment apparatus of claim 1, wherein the evaporation device comprises a pneumatic control mechanism connected to the evaporation mechanism for adjusting the air pressure in the evaporation mechanism.
4. The wastewater treatment apparatus of claim 2, wherein the evaporation device comprises a pneumatic control mechanism connected to the evaporation mechanism for adjusting the air pressure in the evaporation mechanism.
5. The wastewater treatment plant according to any one of claims 1 to 4, wherein the stripping device comprises a stripping mechanism and a gas injection mechanism, the stripping mechanism is connected to the condensing device, the gas injection mechanism is connected to the stripping mechanism and injects gas into the stripping mechanism, and the stripping mechanism is configured to convert the more volatile components in the condensate into the gas injected by the stripping mechanism.
6. The wastewater treatment plant according to claim 5, characterized in that the gas injected by the stripping means is air or steam or a single element gas.
7. The wastewater treatment plant according to any one of claims 1 to 4, wherein the stripping device comprises a temperature control mechanism connected to the stripping mechanism for assisting stripping.
8. The wastewater treatment plant according to claim 5, wherein the stripping device comprises a temperature control mechanism connected to the stripping mechanism for assisting stripping.
9. The wastewater treatment equipment according to any one of claims 1 to 4, wherein the wastewater treatment equipment comprises an activated carbon filter device, and the two ends of the activated carbon filter device are respectively connected with the air stripping device and the discharging device.
10. The wastewater treatment equipment according to any one of claims 1 to 4, wherein the wastewater treatment equipment comprises an oil-water separation device, and both ends of the oil-water separation device are respectively connected with the evaporation device and the feeding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979258.8U CN213596090U (en) | 2020-09-11 | 2020-09-11 | Wastewater treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979258.8U CN213596090U (en) | 2020-09-11 | 2020-09-11 | Wastewater treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213596090U true CN213596090U (en) | 2021-07-02 |
Family
ID=76587672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021979258.8U Expired - Fee Related CN213596090U (en) | 2020-09-11 | 2020-09-11 | Wastewater treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213596090U (en) |
-
2020
- 2020-09-11 CN CN202021979258.8U patent/CN213596090U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210702 |