CN214735037U - Novel softening, dosing and sludge treatment device for treating high-salt water by full membrane method - Google Patents
Novel softening, dosing and sludge treatment device for treating high-salt water by full membrane method Download PDFInfo
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Abstract
The utility model relates to a waste water treatment and reuse of reclaimed water device technical field, concretely relates to novel full embrane method is handled softening of high salt solution and is added medicine and sludge treatment device. The novel softening, dosing and sludge treatment device for treating high-salt water by a full-membrane method comprises an integrated high-speed reaction tank, wherein the integrated high-speed reaction tank comprises a clear water area, a high-speed sedimentation area, a sludge concentration area and an aeration reaction area, the high-speed sedimentation area is arranged right above the sludge concentration area, the aeration reaction area is arranged on the left side of the high-speed sedimentation area, and the clear water area is arranged on the right side of the high-speed sedimentation area; the sodium hydroxide dosing tank is connected with the aeration reaction area, and the sodium carbonate dosing tank is connected with the aeration reaction area; the clear water area is connected with a subsequent treatment device, the sludge concentration area is connected with a filter press device, and the filter press device is connected with the aeration reaction area. The utility model provides a novel full embrane method is handled softening of high salt solution and is added medicine and sludge treatment device, compact structure reduces mud emission and area when realizing adding the medicine and getting rid of hardness.
Description
Technical Field
The utility model relates to a waste water treatment and reuse of reclaimed water device technical field, concretely relates to novel full embrane method is handled softening of high salt solution and is added medicine and sludge treatment device.
Background
The reverse osmosis concentrated water and the circulating sewage have high salt content and high hardness, and become the difficulty of wastewater recycling, the removal of high hardness generally adopts a dosing method, the hardness is removed by the traditional dosing method, calcium hydroxide and sodium carbonate are adopted as softening agents, the calcium hydroxide is an emulsion agent, a large amount of sludge can be generated by adding excessive calcium hydroxide, the traditional dosing sedimentation process adopts a reaction tank, a sedimentation tank and a clarification tank to carry out sedimentation and clarification, and salt mud can enter a filter press to be treated after being primarily concentrated in the sludge tank; the method has the disadvantages of large occupied area, large amount of generated sludge and long sludge treatment flow.
CN105645625A discloses a high-efficiency high-recovery reverse osmosis concentrated water recovery treatment method, which adopts hydrated lime and sodium carbonate to carry out softening or chemical precipitation treatment on reverse osmosis concentrated water so as to remove calcium ions, magnesium ions and silicon which cause scaling on a reverse osmosis membrane; then filtering out the precipitate by a tubular membrane microfiltration device, wherein the concentrated water becomes filtration production water, and the precipitate is removed from a sludge treatment facility in a sludge discharge mode, dehydrated into dry sludge and then transported to landfill: adding hydrochloric acid into the filtered water, stirring, adjusting the pH value to 7.5-8.3 to obtain concentrated water reverse osmosis inlet water, and conveying the concentrated water reverse osmosis inlet water to a concentrated water reverse osmosis device through a lifting pump; and desalting the reverse osmosis inlet water of the concentrated water by a concentrated water reverse osmosis device to obtain fresh water and concentrated water.
CN202089851U discloses industrial water softens treatment facility, including water tank, first clarifier, second clarifier, sedimentation tank, reaction tank, tubular micro-filtration system, storage tank, sludge treatment system and high-pressure pump: this first clarification tank and second clarification tank all communicate with the water intake tank: the sedimentation tank is communicated with the second clarification tank, and the sludge output end of the sedimentation tank is communicated with the sludge treatment system; the reaction tank is communicated with the sedimentation tank, the sludge output end of the reaction tank is communicated with the sludge treatment system, and the high-pressure pump is connected between the reaction tank and the tubular microfiltration system; the industrial water is softened, the pretreatment is simple, and the requirement of industrial water is greatly facilitated.
CN205528116U discloses a novel integrated softening treatment device for high-salt-content industrial wastewater, wherein a reaction tank, a coagulation collection tank and a sedimentation tank are arranged on a tank body base of the device side by side, and the coagulation tank and the flocculation tank are vertically arranged in the coagulation collection tank; the reaction tank is communicated with the coagulation tank through a water distribution channel of the reaction tank, the coagulation tank is communicated with the flocculation tank through a water outlet hole at the bottom of the tank, the flocculation tank is communicated with the sedimentation tank through an overflow area, the sedimentation tank is communicated with the mixing tank through water outlet of a water outlet weir, the mixing tank is communicated with the quartz sand filter, the medicine adding devices are internally provided with medicine tanks side by side, and the medicine tanks are respectively communicated with the front end of the pipeline mixer, the reaction tank, the coagulation tank and the flocculation tank through medicine adding pipes; the mud-water separation effect is more thorough; the solid content of the sludge is high, and the sludge can be directly dewatered; the structure design is simple, and the arrangement is simple and reasonable.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a novel full embrane method is handled softening of high salt solution and is added medicine and sludge treatment device, compact structure reduces mud emission and area when realizing adding the medicine and getting rid of hardness, saves valuable land resource and has reduced the cost of civil engineering.
The utility model discloses a novel softening, dosing and sludge treatment device for treating high-salt water by a full-membrane method, which comprises an integrated high-speed reaction tank, wherein the integrated high-speed reaction tank comprises a clear water area, a high-speed sedimentation area, a sludge concentration area and an aeration reaction area, the high-speed sedimentation area is arranged right above the sludge concentration area, the aeration reaction area is arranged on the left side of the high-speed sedimentation area, and the clear water area is arranged on the right side of the high-speed sedimentation area; the sodium hydroxide dosing tank is connected with the aeration reaction area, and the sodium carbonate dosing tank is connected with the aeration reaction area; the clear water area is connected with a subsequent treatment device, the sludge concentration area is connected with a filter press device, and the filter press device is connected with the aeration reaction area.
The aeration reaction zone is connected with a compressed air inlet pipe and extends into the aeration reaction zone.
The aeration reaction zone is connected with a high-salt water inlet pipe.
The sodium hydroxide dosing tank is provided with a sodium hydroxide dosing pump.
A sodium carbonate dosing pump is arranged on the sodium carbonate dosing tank.
The filter press device is connected with the aeration reaction area through a filtrate return pipe.
The high-speed settling zone can be provided with inclined plate packing or inclined tube packing.
The filter press device is arranged as a plate and frame filter press device.
The integrated high-speed reaction tank can be made of carbon steel or of reinforced concrete structure and is square or circular in shape.
Specifically, the novel softening, dosing and sludge treatment device for treating high-salt water by using a full-membrane method comprises an integrated high-speed reaction tank, wherein the integrated high-speed reaction tank comprises a clear water area, a high-speed sedimentation area, a sludge concentration area and an aeration reaction area, the aeration reaction area is connected with a compressed air inlet pipe and a high-salt water inlet pipe, the high-speed sedimentation area is arranged right above the sludge concentration area, the aeration reaction area is arranged on the left side of the high-speed sedimentation area, the clear water area is arranged on the right side of the high-speed sedimentation area, and inclined plate filler or inclined pipe filler can be arranged in the high-speed sedimentation area; the sodium hydroxide dosing tank is connected with the aeration reaction area, a sodium hydroxide dosing pump is arranged on the sodium hydroxide dosing tank, the sodium carbonate dosing tank is connected with the aeration reaction area, and a sodium carbonate dosing pump is arranged on the sodium carbonate dosing tank; the clear water area is connected with the subsequent treatment device, the sludge concentration area is connected with the filter press device, the filter press device is connected with the aeration reaction area, the filter press device is a plate-and-frame filter press device, and the filter press device is connected with the aeration reaction area through a filtrate return pipe. The gas in the aeration reaction zone is compressed air.
Novel full embrane method is handled softening of high salt solution and is added medicine and sludge treatment device, waste water gets into the high-speed reaction tank of integration, at first in the reaction zone through throwing softener sodium hydroxide and sodium carbonate combination, reduce the production of sludge volume, adjust the pH value of aquatic, form and be favorable to Ca2+、Mg2+And after separating the precipitated working environment, the sludge enters a precipitation zone for precipitation, supernatant enters a clear water zone for temporary storage and then enters a subsequent treatment system, the precipitated sludge is subjected to primary concentration in a sludge concentration zone and then is directly conveyed to a filter press by a sludge pump for mud-water separation, filtrate directly flows back to a reaction zone of the integrated high-speed reaction tank, and mud cakes are transported outside.
Novel high salt solution is handled to full embrane method soften add medicine and sludge treatment device in high-speed reaction tank of integration be in the same place traditional technology's reaction tank, sedimentation tank, depositing reservoir and sludge treatment pond (containing mud equalizing basin, sludge thickening tank and storage mud pond) effectual combination, compact structure has not only realized adding the method of medicine and getting rid of hardness, has saved the valuable land resource moreover, has reduced the cost of civil engineering.
Compared with the prior art, the utility model beneficial effect who has is:
1. the novel softening, dosing and sludge treatment device for treating high-salinity water by using the full-membrane method is a pretreatment process of a zero-row project of high-salinity water, reduces the hardness of the high-salinity water, and provides a good environment for subsequent membrane concentration treatment;
2. the novel softening and dosing and sludge treatment device for treating high-salt water by a full-membrane method, sludge generated by dosing is directly conveyed to a filter press, and the treatment process is shortened;
3. novel full embrane method handle softening of high salt solution and add medicine and sludge treatment device, reduce mud emission and area, practice thrift the cost.
Drawings
Fig. 1 is a schematic structural diagram of the novel softening, dosing and sludge treatment device for treating high-salt water by a full-membrane method.
In fig. 1: 1. a compressed air inlet pipe; 2. a sodium hydroxide dosing tank; 3. a sodium hydroxide dosing pump; 4. a sodium carbonate dosing pump; 5. a sodium carbonate dosing tank; 6. a filtrate return pipe; 7. a filter press device; 8. carrying out mud cake transport; 9. a post-processing device; 10. a sludge pump; 11. a clear water zone; 12. a high-speed settling zone; 13. a sludge concentration zone; 14. an aeration reaction zone; 15. a high-salt water inlet pipe; 16. an integrated high-speed reaction tank.
Detailed Description
A novel softening, dosing and sludge treatment device for treating high-salt water by a full-membrane method comprises an integrated high-speed reaction tank 16, wherein the integrated high-speed reaction tank 16 comprises a clear water area 11, a high-speed sedimentation area 12, a sludge concentration area 13 and an aeration reaction area 14, the high-speed sedimentation area 12 is arranged right above the sludge concentration area 13, the aeration reaction area 14 is arranged on the left side of the high-speed sedimentation area 12, and the clear water area 11 is arranged on the right side of the high-speed sedimentation area 12; the sodium hydroxide dosing tank 2 is connected with the aeration reaction area 14, and the sodium carbonate dosing tank 5 is connected with the aeration reaction area 14; the clear water area 11 is connected with the subsequent treatment device 9, the sludge concentration area 13 is connected with the filter press device 7, and the filter press device 7 is connected with the aeration reaction area 14.
The aeration reaction zone 14 is connected with a compressed air inlet pipe 1 and extends into the aeration reaction zone.
The aeration reaction zone 14 is connected with a high-salt water inlet pipe 15.
The sodium hydroxide dosing tank 2 is provided with a sodium hydroxide dosing pump 3.
A sodium carbonate dosing pump 4 is arranged on the sodium carbonate dosing tank 5.
The filter press device 7 is connected with the aeration reaction zone 14 through a filtrate return pipe 6.
The high-speed settling zone 12 can be internally provided with inclined plate packing or inclined tube packing.
The filter press device 7 is a plate and frame filter press device.
The integrated high-speed reaction tank 16 can be made of carbon steel or reinforced concrete and is square or round.
Specifically, the novel softening, dosing and sludge treatment device for treating high-salt water by using a full-membrane method comprises an integrated high-speed reaction tank 16, wherein the integrated high-speed reaction tank 16 comprises a clear water area 11, a high-speed sedimentation area 12, a sludge concentration area 13 and an aeration reaction area 14, the aeration reaction area 14 is connected with a compressed air inlet pipe 1 and a high-salt water inlet pipe 15, the high-speed sedimentation area 12 is arranged right above the sludge concentration area 13, the aeration reaction area 14 is arranged on the left side of the high-speed sedimentation area 12, the clear water area 11 is arranged on the right side of the high-speed sedimentation area 12, and inclined plate filler or inclined pipe filler can be arranged in the high-speed sedimentation area 12; the sodium hydroxide dosing tank 2 is connected with the aeration reaction area 14, a sodium hydroxide dosing pump 3 is arranged on the sodium hydroxide dosing tank 2, a sodium carbonate dosing tank 5 is connected with the aeration reaction area 14, and a sodium carbonate dosing pump 4 is arranged on the sodium carbonate dosing tank 5; the clear water area 11 is connected with the subsequent treatment device 9, the sludge concentration area 13 is connected with the filter press device 7, the filter press device 7 is connected with the aeration reaction area 14, the filter press device 7 is a plate-and-frame filter press device, and the filter press device 7 is connected with the aeration reaction area 14 through the filtrate return pipe 6. The gas in the aeration reaction zone is compressed air.
In the embodiment, high-salinity wastewater with the hardness of 1000ppm enters an aeration reaction zone 14 of an integrated high-speed reaction tank, then the pH value of the water is adjusted by adding a softener of sodium hydroxide and sodium carbonate, the wastewater is aerated and stirred to react for about 30 minutes to form calcium carbonate and magnesium hydroxide precipitates, a mixed solution automatically flows to a high-speed precipitation zone 12 of the integrated high-speed reaction tank filled with an inclined tube (inclined plate) filler for precipitation, a supernatant after precipitation overflows into a clear water zone 11 of the integrated high-speed reaction tank, the precipitated sludge enters a sludge concentration zone 13 of the integrated high-speed reaction tank for primary concentration and then is pumped to a plate-and-frame filter press 7 through a sludge pump 10 for compression treatment, a filter cake after compression is transported outwards, and a filtrate flows back to the aeration reaction zone 14 of the integrated high-speed reaction tank; the hardness of the high-salinity wastewater treated by the method can be reduced to be below 100ppm, the sludge yield is reduced by one third, the floor area can be saved by 90 percent, and the investment of civil engineering is greatly reduced.
Novel high salt solution is handled to full embrane method soften add medicine and sludge treatment device in high-speed reaction tank of integration be in the same place traditional technology's reaction tank, sedimentation tank, depositing reservoir and sludge treatment pond (containing mud equalizing basin, sludge thickening tank and storage mud pond) effectual combination, compact structure has not only realized adding the method of medicine and getting rid of hardness, has saved the valuable land resource moreover, has reduced the cost of civil engineering.
Claims (9)
1. The utility model provides a novel full embrane method is handled softening of high salt solution and is added medicine and sludge treatment device which characterized in that: the integrated high-speed reaction tank (16) comprises a clean water area (11), a high-speed sedimentation area (12), a sludge concentration area (13) and an aeration reaction area (14), wherein the high-speed sedimentation area (12) is arranged right above the sludge concentration area (13), the aeration reaction area (14) is arranged on the left side of the high-speed sedimentation area (12), and the clean water area (11) is arranged on the right side of the high-speed sedimentation area (12); the sodium hydroxide dosing tank (2) is connected with the aeration reaction area (14), and the sodium carbonate dosing tank (5) is connected with the aeration reaction area (14); the clear water area (11) is connected with the subsequent treatment device (9), the sludge concentration area (13) is connected with the filter press device (7), and the filter press device (7) is connected with the aeration reaction area (14).
2. The novel softening, dosing and sludge treatment device for treating high-salinity water by using the whole membrane method according to claim 1, is characterized in that: the aeration reaction zone (14) is connected with a compressed air inlet pipe (1) and extends into the aeration reaction zone.
3. The novel softening, dosing and sludge treatment device for treating high-salinity water by using the whole membrane method according to claim 1, is characterized in that: the aeration reaction zone (14) is connected with a high-salt water inlet pipe (15).
4. The novel softening, dosing and sludge treatment device for treating high-salinity water by using the whole membrane method according to claim 1, is characterized in that: a sodium hydroxide dosing pump (3) is arranged on the sodium hydroxide dosing tank (2).
5. The novel softening, dosing and sludge treatment device for treating high-salinity water by using the whole membrane method according to claim 1, is characterized in that: a sodium carbonate dosing pump (4) is arranged on the sodium carbonate dosing tank (5).
6. The novel softening, dosing and sludge treatment device for treating high-salinity water by using the whole membrane method according to claim 1, is characterized in that: the filter press device (7) is connected with the aeration reaction zone (14) through a filtrate return pipe (6).
7. The novel softening, dosing and sludge treatment device for treating high-salinity water by using the whole membrane method according to claim 1, is characterized in that: the high-speed settling zone (12) can be internally provided with inclined plate packing or inclined tube packing.
8. The novel softening, dosing and sludge treatment device for treating high-salinity water by using the whole membrane method according to claim 1, is characterized in that: the filter press device (7) is arranged as a plate-and-frame filter press device.
9. The novel softening, dosing and sludge treatment device for treating high-salinity water by using the whole membrane method according to claim 1, is characterized in that: the integrated high-speed reaction tank (16) can be made of carbon steel or be of a reinforced concrete structure, and is square or circular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839572.4U CN214735037U (en) | 2021-04-22 | 2021-04-22 | Novel softening, dosing and sludge treatment device for treating high-salt water by full membrane method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839572.4U CN214735037U (en) | 2021-04-22 | 2021-04-22 | Novel softening, dosing and sludge treatment device for treating high-salt water by full membrane method |
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| Publication Number | Publication Date |
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| CN214735037U true CN214735037U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120839572.4U Active CN214735037U (en) | 2021-04-22 | 2021-04-22 | Novel softening, dosing and sludge treatment device for treating high-salt water by full membrane method |
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| CN (1) | CN214735037U (en) |
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- 2021-04-22 CN CN202120839572.4U patent/CN214735037U/en active Active
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