CN216005516U - Glass grinds nearly zero release processing system of waste water - Google Patents
Glass grinds nearly zero release processing system of waste water Download PDFInfo
- Publication number
- CN216005516U CN216005516U CN202122724117.2U CN202122724117U CN216005516U CN 216005516 U CN216005516 U CN 216005516U CN 202122724117 U CN202122724117 U CN 202122724117U CN 216005516 U CN216005516 U CN 216005516U
- Authority
- CN
- China
- Prior art keywords
- tank
- water
- sludge
- waste water
- pump
- 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
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a glass grinds nearly zero release processing system of waste water, including waste water equalizing basin, waste water elevator pump, pH adjusting tank, MCR membrane chemical reaction pond, self priming pump, sludge discharge pump, clean water basin, booster pump, RO reverse osmosis membrane filter, waste heat evaporation crystallizer, sludge thickening tank, sludge elevator pump and plate and frame filter press, carry out the buffer memory to waste water through waste water equalizing tank and adjust the pH to waste water again in pH adjusting tank, then adopt "MCR-RO" double membrane method to carry out the full recovery of waste water, utilize the mill waste heat to carry out the evaporation crystallization of concentrated water simultaneously, the pure water that produces is recoverable, the outward transport of salt solid is dealt with; the sludge pump goes into plate and frame filter press dewatering equipment, carries out high pressure extrusion, and final dehydration shaping forms solid-state cubic material, packs the bagging-off back and carries out the retrieval and utilization again and deals with, and the waste water that the filter-pressing is deviate from is carried and is carried out the circulation in the waste water regulating reservoir and handle, has satisfied the requirement and the standard of near zero release.
Description
Technical Field
The utility model relates to a glass grinds nearly zero release processing system of waste water belongs to water treatment technical field.
Background
The glass grinding fluid is prepared by mixing cerium oxide and ultrapure water, and is cleaned and discharged after grinding a glass substrate, in the existing wastewater treatment process, medicaments of polyaluminum chloride (PAC) and Polyacrylamide (PAM) need to be added in the treatment process, particularly, after the Polyacrylamide (PAM) is added into a water body, if the wastewater is recycled through an RO reverse osmosis system, the wastewater is easily blocked by an RO membrane due to the fact that the wastewater belongs to high-molecular-weight organic matters, and cannot be recycled to the front end of a production line or the secondary treatment of the RO system, so that the wastewater is wasted by a large amount of water resources.
Disclosure of Invention
In order to solve the defects of the prior art, the utility model provides a near zero discharge treatment system of glass grinding wastewater, which adopts an MCR-RO double-membrane method to fully recover the wastewater, simultaneously utilizes the waste heat of a factory to evaporate and crystallize concentrated water, can recover the produced pure water, and transport and dispose salt solids; the sludge pump goes into plate and frame filter press dewatering equipment, carries out high pressure extrusion, and final dehydration shaping forms solid-state cubic material, packs the bagging-off back and carries out the retrieval and utilization again and deals with, and the waste water that the filter-pressing is deviate from is carried and is carried out the circulation in the waste water regulating reservoir and handle, has satisfied the requirement and the standard of near zero release.
The utility model discloses the technical scheme who adopts does:
a glass grinding wastewater near zero emission treatment system comprises a wastewater adjusting tank, a wastewater lifting pump, a pH adjusting tank, an MCR membrane chemical reaction tank, a self-priming pump, a sludge discharge pump, a clean water tank, a booster pump, an RO reverse osmosis membrane filter, a waste heat evaporation crystallizer, a sludge concentration tank, a sludge lifting pump and a plate-and-frame filter press, wherein the wastewater is conveyed to the wastewater adjusting tank, the wastewater lifting pump is arranged in the wastewater adjusting tank and used for pumping the wastewater subjected to cache adjustment in the wastewater adjusting tank into the pH adjusting tank, the pH adjusting tank is communicated with the MCR membrane chemical reaction tank, the wastewater subjected to pH adjustment by adding a pH adjusting agent into the pH adjusting tank flows into the MCR membrane chemical reaction tank again, an MCR membrane filtering assembly is arranged in the MCR membrane chemical reaction tank, the self-priming pump is communicated with a water collecting pipe at the top of the MCR membrane filtering assembly and used for pumping the water filtered by the MCR membrane filtering assembly into the clean water tank, the booster pump is used for pumping the water in the clean water tank into the RO reverse osmosis membrane filter, the clean water outlet of the RO reverse osmosis membrane filter is communicated with a pure water recycling pipeline, the sewage outlet of the RO reverse osmosis membrane filter is communicated with a waste heat evaporation crystallizer, the clean water purified by the RO reverse osmosis membrane filter is directly sent to the pure water recycling pipeline, the concentrated water treated by the RO reverse osmosis membrane filter enters the waste heat evaporation crystallizer, the waste heat evaporation crystallizer is used for heating the entering concentrated water, the steam is condensed and collected after being discharged from the waste heat evaporation crystallizer and is used as pure water, and the crystal is discharged from the outlet at the bottom of the waste heat evaporation crystallizer and is sent out; the sludge discharge pump is used for pumping sludge at the bottom of the MCR membrane chemical reaction tank into the sludge concentration tank, the sludge lifting pump is used for pumping the sludge in the sludge concentration tank into the plate-and-frame filter press, and the plate-and-frame filter press presses the sludge into a sludge cake and then recovers the sludge cake and conveys the wastewater removed by filter pressing into the wastewater adjusting tank.
Preferably, the wastewater adjusting tank, the clean water tank and the sludge concentration tank are all provided with liquid level meters.
Further preferably, the wastewater lifting pump, the sludge discharge pump and the sludge lifting pump are all provided with two pumps.
Further preferably, a pH meter and a stirring device are further provided in the pH adjustment tank.
Further preferably, the discharge treatment system further comprises a roots blower, and the roots blower extends to the bottom of the MCR membrane chemical reaction tank and is used for aerating the MCR membrane chemical reaction tank.
The beneficial effects of the utility model reside in that:
(1) the method has the advantages that the method can be used for recycling particles and treating water without adding Polyacrylamide (PAM), has lower suspended solid content in the effluent, can be reused on a production line after being reused in a pure water system for reverse osmosis RO treatment, and has environmental protection property compared with the method that the waste water of a coagulating sedimentation process can only be discharged and cannot be reused;
(2) because the membrane equipment is used as the separation unit, the effluent quality is higher, the automation degree is higher, and the effluent exceeding caused by poor precipitation effect is avoided;
(3) by utilizing the waste heat of the glass production section, a large amount of electric energy required by the traditional evaporation process can be saved, and the operation cost is greatly reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
the main reference numerals in the figures have the following meanings:
1. waste water equalizing basin, 2, waste water elevator pump, 3, pH adjusting tank, 4, agitating unit, 5, MCR membrane chemical reaction pond, 6, sludge discharge pump, 7, clean water basin, 8, booster pump, 9, RO reverse osmosis membrane filter, 10, waste heat evaporative crystallizer, 11, roots's fan, 12, sludge concentration tank, 13, sludge elevator pump, 14, filter press, 15, self priming pump, 16, level gauge, 17, pH meter.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1: the embodiment is a glass grinding wastewater near-zero emission treatment system, which comprises a wastewater adjusting tank 1, a wastewater lifting pump 2, a pH adjusting tank 3, an MCR membrane chemical reaction tank 5, a self-sucking pump 15, a sludge discharge pump 6, a clean water tank 7, a booster pump 8, an RO reverse osmosis membrane filter 9, a waste heat evaporation crystallizer 10, a sludge concentration tank 12, a sludge lifting pump 13 and a plate-and-frame filter press 14, wherein the wastewater is conveyed to the wastewater adjusting tank 1, the wastewater lifting pump 2 is arranged in the wastewater adjusting tank 1 and used for pumping the wastewater subjected to buffer adjustment in the wastewater adjusting tank 1 into the pH adjusting tank 3, the pH adjusting tank 3 is communicated with the MCR membrane chemical reaction tank 5, the wastewater subjected to pH adjustment by adding a pH adjusting agent into the pH adjusting tank 3 flows into the MCR membrane chemical reaction tank 5, an MCR membrane filtering assembly is arranged in the MCR membrane chemical reaction tank 5, the self-sucking pump 15 is communicated with a water collecting pipe at the top of the MCR membrane filtering assembly and used for pumping the wastewater filtered by the MCR membrane filtering assembly into the clean water tank 7, the connection structure of the self-priming pump 15 and the MCR membrane filtration module is a conventional technical scheme in the field, and the specific structure is not described again here; the booster pump 8 is used for pumping water in the clean water tank 7 into the RO reverse osmosis membrane filter 9, a clean water outlet of the RO reverse osmosis membrane filter 9 is communicated with a pure water recycling pipeline, a sewage outlet of the RO reverse osmosis membrane filter 9 is communicated with the waste heat evaporation crystallizer 10, the clean water purified by the RO reverse osmosis membrane filter 9 is directly sent to the pure water recycling pipeline, the concentrated water treated by the RO reverse osmosis membrane filter 9 enters the waste heat evaporation crystallizer 10, the waste heat evaporation crystallizer 10 is used for heating the entering concentrated water, the steam is condensed and collected to be used as pure water after being discharged from the waste heat evaporation crystallizer 10, and the crystal is discharged from an outlet at the bottom of the waste heat evaporation crystallizer 10 and then sent out; the sludge discharge pump 6 is used for pumping sludge at the bottom of the MCR membrane chemical reaction tank 5 into the sludge concentration tank, the sludge lifting pump 13 is used for pumping sludge in the sludge concentration tank 12 into the plate-and-frame filter press 14, and the plate-and-frame filter press 14 presses the sludge into a sludge cake and then recovers the sludge cake and conveys the wastewater removed by filter pressing into the wastewater adjusting tank 1.
The wastewater adjusting tank 1, the clean water tank 7 and the sludge concentration tank 12 are all provided with liquid level meters 16.
The waste water lift pump 2, the sludge discharge pump 6 and the sludge lift pump 13 are all provided with two, and one is uniformly opened and one is prepared in the actual use.
The pH adjusting tank 3 is also provided with a pH meter 14 and a stirring device 4.
The discharge treatment system also comprises a Roots blower 11, and the Roots blower 11 extends to the bottom of the MCR membrane chemical reaction tank 5 and is used for aerating the MCR membrane chemical reaction tank 5.
In practical application, the glass grinding wastewater is conveyed to a wastewater adjusting tank 1 to be collected and stored, a wastewater lifting pump 2 pumps the wastewater subjected to cache adjustment in the wastewater adjusting tank 1 into a pH adjusting tank 3, the pH adjusting tank 3 is communicated with an MCR membrane chemical reaction tank 5, the wastewater is subjected to pH adjustment by adding a pH adjusting agent into the pH adjusting tank 3, a certain amount of polyaluminum chloride (PAC) can be added into the pH adjusting tank 3 according to actual needs, the wastewater adjusted by the pH adjusting tank 3 flows into the MCR membrane chemical reaction tank 5, an MCR membrane filter assembly is arranged in the MCR membrane chemical reaction tank 5, a Roots blower 11 aerates the MCR membrane chemical reaction tank 5 and intercepts particles under the action of the MCR membrane filter assembly, the intercepted particles are settled to the bottom of the MCR membrane chemical reaction tank 5, clear water is pumped into a clear water tank 7 through a self-priming pump 15, a booster pump 8 pumps the water in the clear water tank 7 into an RO membrane filter 9, a clear water outlet of the RO reverse osmosis membrane filter 9 is communicated with a pure water recycling pipeline, a sewage outlet of the RO reverse osmosis membrane filter 9 is communicated with a waste heat evaporation crystallizer 10, clear water purified by the RO reverse osmosis membrane filter 9 is directly sent to the pure water recycling pipeline, concentrated water treated by the RO reverse osmosis membrane filter 9 enters the waste heat evaporation crystallizer 10, the waste heat evaporation crystallizer 10 is used for heating the entering concentrated water, a heat exchanger is adopted for heating, waste gas heat generated in front-end glass production is introduced into the waste heat evaporation crystallizer 10, waste heat is utilized for carrying out evaporation crystallization on the concentrated water, steam is condensed and collected after being discharged from the waste heat evaporation crystallizer 10 to be used as pure water, and crystallized substances are discharged from a bottom outlet of the waste heat evaporation crystallizer 10 and then sent out; the sludge pump 6 pumps the sludge at the bottom of the MCR membrane chemical reaction tank 5 into the sludge concentration tank 12, the sludge lifting pump 13 pumps the sludge in the sludge concentration tank 12 into the plate-and-frame filter press 14, the plate-and-frame filter press 14 performs high-pressure extrusion on the sludge, the sludge is finally dehydrated and formed to form solid block materials, the solid block materials are packaged and then recycled, and the wastewater removed by the high-pressure extrusion is conveyed into the wastewater adjusting tank 1 for circular treatment.
The above description 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 principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a glass grinds nearly zero release processing system of waste water, includes waste water equalizing basin, waste water elevator pump, pH adjusting tank, MCR membrane chemical reaction pond, self priming pump, sludge discharge pump, clean water basin, booster pump, RO reverse osmosis membrane filter, waste heat evaporative crystallizer, sludge concentration pond, mud elevator pump and plate and frame filter press, its characterized in that: the waste water is conveyed to the waste water adjusting tank, the waste water lifting pump is arranged in the waste water adjusting tank and is used for pumping the waste water after being subjected to buffer adjustment in the waste water adjusting tank into the pH adjusting tank, the pH adjusting tank is communicated with the MCR membrane chemical reaction tank, the waste water after being subjected to pH adjustment is added into the pH adjusting tank and then flows into the MCR membrane chemical reaction tank, an MCR membrane filtering component is arranged in the MCR membrane chemical reaction tank, the self-sucking pump is communicated with a water collecting pipe at the top of the MCR membrane filtering component and is used for pumping the water after being filtered by the MCR membrane filtering component into the clear water tank, the booster pump is used for pumping the water in the clear water tank into the RO reverse osmosis membrane filter, the clear water outlet of the RO reverse osmosis membrane filter is communicated with a pure water recycling pipeline, the sewage outlet of the RO reverse osmosis membrane filter is communicated with the waste heat evaporation crystallizer, and the clear water after being purified by the RO reverse osmosis membrane filter is directly sent to the pure water recycling pipeline, the concentrated water treated by the RO reverse osmosis membrane filter enters a waste heat evaporation crystallizer, the waste heat evaporation crystallizer is used for heating the entering concentrated water, the steam is condensed and collected as pure water after being discharged from the waste heat evaporation crystallizer, and the crystallized substances are discharged from an outlet at the bottom of the waste heat evaporation crystallizer and then are sent out; the sludge discharge pump is used for pumping sludge at the bottom of the MCR membrane chemical reaction tank into the sludge concentration tank, the sludge lifting pump is used for pumping the sludge in the sludge concentration tank into the plate-and-frame filter press, and the plate-and-frame filter press is used for pressing the sludge into a sludge cake and then recovering and conveying the wastewater separated by filter pressing into a wastewater adjusting tank.
2. The system for the near-zero emission treatment of glass grinding wastewater as claimed in claim 1, wherein the wastewater adjusting tank, the clean water tank and the sludge concentration tank are all provided with liquid level meters.
3. The system for near-zero emission treatment of glass grinding wastewater as claimed in claim 1, wherein there are two wastewater lift pumps, sludge discharge pumps and sludge lift pumps.
4. The system for the near-zero emission treatment of glass grinding wastewater as claimed in claim 1, wherein a pH meter and a stirring device are further arranged in the pH adjusting tank.
5. The system as claimed in claim 1, further comprising a Roots blower extending to the bottom of the MCR membrane chemical reaction tank for aerating the MCR membrane chemical reaction tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122724117.2U CN216005516U (en) | 2021-11-09 | 2021-11-09 | Glass grinds nearly zero release processing system of waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122724117.2U CN216005516U (en) | 2021-11-09 | 2021-11-09 | Glass grinds nearly zero release processing system of waste water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216005516U true CN216005516U (en) | 2022-03-11 |
Family
ID=80586535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122724117.2U Active CN216005516U (en) | 2021-11-09 | 2021-11-09 | Glass grinds nearly zero release processing system of waste water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216005516U (en) |
-
2021
- 2021-11-09 CN CN202122724117.2U patent/CN216005516U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108249646B (en) | Power plant desulfurization wastewater zero-emission treatment process and device capable of recycling resources | |
| CN107585968B (en) | A kind of chlor-alkali brine waste processing system and method | |
| CN208120896U (en) | Can resource recycling power plant desulfurization wastewater zero discharge treatment device | |
| CN107840511A (en) | Coal chemical industry method for treating strong brine and system | |
| CN213652165U (en) | Polycrystalline silicon production wastewater treatment system | |
| CN108218072A (en) | Haline water alkali-making process and its device | |
| CN112142233A (en) | Thermal power plant circulating water and sewage water full-membrane-process zero-emission treatment system and method | |
| CN102863096A (en) | Method for recovering waste water generated in production of starch sugar | |
| CN103274546B (en) | Printing and dyeing wastewater pure-turbid separating and waste heat utilizing system | |
| CN102115285A (en) | Dimethyl formamide (DMF) waste water purifying process | |
| CN113754172A (en) | Polycrystalline silicon wastewater treatment method | |
| CN205974124U (en) | Coal chemical wastewater's processing system | |
| CN216005516U (en) | Glass grinds nearly zero release processing system of waste water | |
| CN204958618U (en) | System for adopt tubular micro -filtration membrane to get rid of silicide in industrial water and waste water | |
| CN103553257B (en) | A kind of circulating disposal process of RE waste water and system | |
| CN218435031U (en) | Metal surface treatment liquid recycling system | |
| CN110002654A (en) | A kind of high-salt wastewater discharge treating system | |
| CN215559437U (en) | Wastewater treatment system | |
| CN215559636U (en) | Wastewater treatment system | |
| CN211546262U (en) | Pretreatment cleaning wastewater treatment system | |
| CN209906563U (en) | Processing system for processing antioxidant wastewater | |
| CN107010768A (en) | Derived energy chemical strong brine Zero discharging system and its handling process | |
| CN114873857A (en) | System and method for recycling and standard-reaching discharge of carbon dodecyl alcohol ester wastewater | |
| CN209652040U (en) | A kind of thermal power plant's high-recovery recirculating water blowdown water desalting processing reclaiming system | |
| CN108083533B (en) | Circulating water zero-discharge quality-divided recycling treatment device and treatment method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |