CN218146241U - Sewage treatment system - Google Patents
Sewage treatment system Download PDFInfo
- Publication number
- CN218146241U CN218146241U CN202222277814.2U CN202222277814U CN218146241U CN 218146241 U CN218146241 U CN 218146241U CN 202222277814 U CN202222277814 U CN 202222277814U CN 218146241 U CN218146241 U CN 218146241U
- Authority
- CN
- China
- Prior art keywords
- tank
- treatment system
- sewage treatment
- nitrification
- evaporator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a sewage treatment system, it belongs to the sewage treatment plant field, and it has solved and has lacked a circulated sewage treatment system among the prior art, sewage treatment is effectual and the sewage treatment system's that treatment effeciency is high problem. The device mainly comprises a nitrification tank, a balance tank and an evaporation device, wherein the nitrification tank is connected with a standing tank, the standing tank is connected with a pH adjusting tank, the pH adjusting tank is connected with the balance tank, the balance tank is connected with the evaporation device, the evaporation device is connected with a condenser, the condenser is connected with an adsorption tank, the adsorption tank is connected with a clean water tank, the evaporation device is further connected with a thickener, the thickener is connected with a filter press, the filter press is connected with the nitrification tank, and the evaporation device is connected with a steam source. The utility model discloses mainly used sewage treatment.
Description
Technical Field
The utility model relates to a sewage treatment device, specifically speaking especially relates to a sewage treatment system.
Background
The wastewater contains heavy aromatics, organic substances anthraquinone, TOP, anthraquinone degradation products and the like, and main organic substances in the wastewater can be subjected to sulfonation or nitration reaction with mixed acid to form yellow suspension and organic aggregates. The existing sewage treatment system is a one-way system, the treatment effect of the sewage treatment system is poor, and the treatment efficiency is low.
Disclosure of Invention
The utility model aims at providing a sewage treatment system to solve and lack a circulated sewage treatment system among the prior art, sewage treatment is effectual and the sewage treatment system's that the treatment effeciency is high problem.
The utility model discloses a realize through following technical scheme:
the utility model provides a sewage treatment system, is including nitrifying pond, compensating tank and evaporation plant, nitrifies the pond and is connected with the pond of stewing, and the pond of stewing is connected with the PH equalizing tank, and the PH equalizing tank is connected with the compensating tank, and the compensating tank is connected with evaporation plant, and evaporation plant is connected with the condenser, and the adsorption tank is connected to the condenser, and the clean water basin is connected to the adsorption tank, and evaporation plant still is connected with the stiff ware, and the pressure filter is connected to the stiff ware, and the pressure filter is connected with nitrifying the pond, and evaporation plant is connected with the steam source.
Furthermore, the nitrification tank comprises a nitrification tank I and a nitrification tank II, the nitrification tank I is connected with the nitrification tank II, the nitrification tank II is connected with the standing tank, and the nitrification tank I is connected with the filter press.
Furthermore, the nitrification tank I and the nitrification tank II are respectively filled with molecular sieves.
Furthermore, a preheater is arranged between the balance tank and the evaporation device, and the preheater can improve the working efficiency of the evaporation device.
Further, evaporation plant include evaporimeter I, evaporimeter II and evaporimeter III, evaporimeter I is connected to the pre-heater, evaporimeter II is connected to evaporimeter I, evaporimeter II is connected evaporimeter III, evaporimeter III connects the condenser, obtains the concentrate that concentration is higher through three evaporimeters.
Furthermore, a molecular sieve is arranged in the balancing tank.
Furthermore, a molecular sieve is arranged in the adsorption tank.
Further, the molecular sieve is activated alumina.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the organic matter mother liquor obtained by the evaporation device is treated by a thickener and a filter press, the filter-pressed mother liquor enters the nitrification tank I again to participate in the next circulation treatment, and the obtained filter-pressed waste salt is entrusted to a qualification unit for disposal.
2. The concentrated solution with higher concentration is obtained through the three evaporators, and the sewage treatment effect is improved.
3. The preheater can preheat the liquid that enters into the evaporimeter in advance, improves the work efficiency of evaporimeter, improves whole sewage treatment system's sewage treatment efficiency.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
fig. 2 is a schematic diagram of an evaporation apparatus according to the present invention.
Detailed Description
The invention will be further described and illustrated with reference to the accompanying drawings.
As shown in fig. 1, embodiment 1, a sewage treatment system, including nitrify the pond, compensating tank and evaporation plant, nitrify the pond and be connected with the pond of stewing, the pond of stewing is connected with the PH equalizing tank, the PH equalizing tank is connected with the compensating tank, the compensating tank is connected with evaporation plant, evaporation plant is connected with the condenser, the absorption tank is connected to the condenser, the clean water basin is connected to the absorption tank, evaporation plant still is connected with the stiff ware, the pressure filter is connected to the stiff ware, the pressure filter is connected with nitrify the pond, evaporation plant is connected with the steam source, each link of system's circulation provides power through the pump.
Embodiment 2, a sewage treatment system, the nitrifying pond include nitrifying pond I and nitrifying pond II, nitrify pond I and nitrify pond II and connect, nitrify pond II and keep silent the pond and connect, nitrify pond I and connect with the pressure filter; molecular sieves are respectively filled in the nitrification tank I and the nitrification tank II; a preheater is arranged between the balance tank and the evaporation device, and the preheater can improve the working efficiency of the evaporation device; as shown in fig. 2, the evaporation device comprises an evaporator i, an evaporator ii and an evaporator iii, the preheater is connected with the evaporator i, the evaporator i is connected with the evaporator ii, the evaporator ii is connected with the evaporator iii, the evaporator iii is connected with the condenser, and a concentrated solution with a higher concentration is obtained through the three evaporators; a molecular sieve is arranged in the balancing tank; a molecular sieve is arranged in the adsorption tank; the molecular sieve is active alumina, which is a porous solid material with high dispersity, has a large specific surface area, good adsorption performance, and good pressure resistance, wear resistance and heat resistance, is widely used as an efficient adsorbent to achieve the purpose of adsorbing organic matters in sewage, and the rest is the same as that in example 1.
Wastewater (organic substances of anthraquinone, heavy aromatics, TOP and anthraquinone degradation products) firstly passes through a nitrification tank I, a nitrating agent is added for aeration, and the organic substances are nitrified; meanwhile, a molecular sieve is filled in the nitrification tank, and active alumina is utilized to adsorb organic matters.
The main organic matters in the sewage can be sulfonated or nitrated with the mixed acid to form yellow suspension and organic aggregates. Adsorbing the waste water in a nitrification tank II by active alumina for further nitrification reaction and adsorption of organic matters. After nitration and adsorption in the nitration tank, buffering and standing. Adjusting the pH value to 7-8, and settling impurities insoluble in water. Pumping the supernatant to a balance tank through a sewage pump, adding a molecular sieve into the balance tank, and adsorbing the organic matters again.
Supernatant in the balance tank is pumped to a condensate water preheater through a feed pump and then is preheated and then is conveyed to an evaporation device. The supernatant gets into evaporimeter I through the material pump, then heats through the tubulation of evaporimeter I, and evaporimeter I uses steam to heat solution, and the evaporating temperature control of evaporimeter I is between 75 ~ 80 ℃, and entire system keeps the negative pressure to evaporate promptly, and evaporimeter II and III's theory of operation are with evaporimeter I, and evaporimeter structure and principle are prior art. And finally, steam obtained by the evaporator III enters a condenser through a steam pipeline at the top of a separator of the evaporator III, cooling water is cooled in a tube array, the water inlet temperature of the cooling water is less than 30 ℃, and the water outlet temperature of the cooling water is 40 ℃.
The solution reaches a supersaturated state through three times of circulating evaporation (residual organic matters with high boiling point are in mother liquor), the discharged solution is cooled and crystallized in a thickener, the discharged solution enters a plate-and-frame filter press for solid-liquid separation, and the obtained solid waste (filter-pressing waste salt) is entrusted with qualification units for disposal; and (4) allowing the mother liquor after filter pressing to enter a No. 1 nitrification tank for nitrification treatment.
The evaporative cooling water enters the adsorption tank, and the molecular sieve (activated alumina) in the adsorption tank is used for adsorbing and optimizing the water quality, so that the COD is further reduced.
The water reaching the standard after further adsorption by the activated alumina balls automatically flows to a clean water pool. 30% of the treated water reaching the standard is returned to the workshop through a pump for washing and recycling, and 70% of the treated water enters a green ring water pipe network through an outlet of a sewage station.
Claims (8)
1. A sewage treatment system is characterized in that: the device comprises a nitrification tank, a balance tank and an evaporation device, wherein the nitrification tank is connected with a standing tank, the standing tank is connected with a PH adjusting tank, the PH adjusting tank is connected with the balance tank, the balance tank is connected with the evaporation device, the evaporation device is connected with a condenser, the condenser is connected with an adsorption tank, the adsorption tank is connected with a clean water tank, the evaporation device is further connected with a thickener, the thickener is connected with a filter press, the filter press is connected with the nitrification tank, and the evaporation device is connected with a steam source.
2. The wastewater treatment system according to claim 1, wherein: the nitrification tank comprises a nitrification tank I and a nitrification tank II, the nitrification tank I is connected with the nitrification tank II, the nitrification tank II is connected with the standing tank, and the nitrification tank I is connected with the filter press.
3. The wastewater treatment system according to claim 2, wherein: and the nitrification tank I and the nitrification tank II are respectively filled with molecular sieves.
4. The wastewater treatment system according to claim 1, wherein: and a preheater is arranged between the balance tank and the evaporation device.
5. The wastewater treatment system according to claim 4, wherein: the evaporator device comprises an evaporator I, an evaporator II and an evaporator III, the preheater is connected with the evaporator I, the evaporator I is connected with the evaporator II, the evaporator II is connected with the evaporator III, and the evaporator III is connected with the condenser.
6. The wastewater treatment system according to claim 1, wherein: and a molecular sieve is arranged in the balancing tank.
7. The wastewater treatment system according to claim 1, wherein: and a molecular sieve is arranged in the adsorption tank.
8. The wastewater treatment system according to claim 3, 6 or 7, wherein: the molecular sieve is activated alumina.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222277814.2U CN218146241U (en) | 2022-08-29 | 2022-08-29 | Sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222277814.2U CN218146241U (en) | 2022-08-29 | 2022-08-29 | Sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218146241U true CN218146241U (en) | 2022-12-27 |
Family
ID=84556221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222277814.2U Active CN218146241U (en) | 2022-08-29 | 2022-08-29 | Sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218146241U (en) |
-
2022
- 2022-08-29 CN CN202222277814.2U patent/CN218146241U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109626715B (en) | Method for reducing ammonia load in leachate treatment biochemical system | |
| CN105693030B (en) | A kind of bamboo wood carbonized waste water treatment system and method | |
| WO2018126651A1 (en) | Evaporation, crystallization and drying integrated device and evaporation crystallization drying method | |
| CN111533392A (en) | Zero-recharge treatment process for landfill leachate concentrated solution | |
| CN111960590A (en) | Membrane concentrate treatment system of waste incineration power plant | |
| CN104628065A (en) | Chemical pharmaceutical wastewater treatment system and method | |
| CN218146241U (en) | Sewage treatment system | |
| CN105384322A (en) | Sludge drying and sewage treatment method | |
| CN113277665A (en) | Method and device for treating high-concentration high-salinity wastewater through electrolytic evaporation | |
| CN111115661B (en) | Nitric acid wastewater treatment system and method | |
| CN219174370U (en) | Concentrated vaporization system of membrane dense water | |
| CN210117309U (en) | Landfill leachate discharge to reach standard high-efficiency processing system | |
| CN101503257B (en) | Method and apparatus for recovering and treating ammonium nitrate condensate liquid wastewater | |
| CN201301261Y (en) | Ammonium nitrate condensate wastewater recycling and treating device | |
| CN115974328A (en) | Zero-discharge treatment system and treatment process for production wastewater in steel industry | |
| CN215161969U (en) | High concentration antibiotic organic waste water advanced treatment recycling system | |
| CN114873857A (en) | System and method for recycling and standard-reaching discharge of carbon dodecyl alcohol ester wastewater | |
| CN210711128U (en) | Flue gas desulfurization denitration system acid waste water recycling system | |
| CN113024036A (en) | Wastewater treatment system | |
| CN111517547A (en) | Converter valve cooling tower wastewater treatment system and treatment process | |
| CN214829516U (en) | Comprehensive water-saving system for GCL method polycrystalline silicon production process | |
| CN214528615U (en) | Wastewater treatment system with heat recovery function | |
| CN217809084U (en) | Ageing landfill leachate full-quantization processing system | |
| CN210505918U (en) | High zero release processing system that contains salt waste water | |
| CN220618504U (en) | High-efficient denitrification negative pressure low temperature evaporation plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |