CN215403646U - Concentrate water treatment line - Google Patents
Concentrate water treatment line Download PDFInfo
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- CN215403646U CN215403646U CN202120782922.8U CN202120782922U CN215403646U CN 215403646 U CN215403646 U CN 215403646U CN 202120782922 U CN202120782922 U CN 202120782922U CN 215403646 U CN215403646 U CN 215403646U
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Abstract
The utility model discloses a concentrated water treatment line, which comprises an adjusting tank, wherein the output end of the adjusting tank is connected to an integrated biological filter; the input end of the regulating tank is connected with a clear water tank; the output end of the integrated biological filter is connected to a clean water tank, and the clean water tank is connected to the backwashing water inlet end of the integrated biological filter through a backwashing water pump; the backwashing drainage end of the integrated biological filter is connected to a sewage tank; a sewer inlet pipe network is arranged at the sewage pool; the sewage tank is connected to an air floatation machine; the water discharge end of the air floatation machine is connected into a regulating tank; the solid discharge end of the air flotation machine is connected to the slag tank; the slag tank is connected to sludge dewatering equipment. The concentrated water treatment line can realize normal operation of concentrated water treatment of a factory, and all indexes of the treated water quality meet the national drainage requirements.
Description
Technical Field
The utility model relates to a biochemical treatment effluent advanced treatment system, in particular to a concentrated water treatment line, and belongs to the technical field of biochemical treatment effluent advanced treatment systems.
Background
Most or all sewage discharged by various pollution sources (including industrial pollution sources, domestic pollution sources and the like) is collected by the conventional centralized water treatment equipment through a municipal drainage pipe network and is conveyed to a sewage treatment plant for centralized treatment, such as a system for Chinese patent application No.: 200920067160.2, o discloses a novel centralized water treatment equipment, which can provide safe, clean and sweet drinking water and domestic water meeting the needs of people, but it can not treat industrial sewage, and in the prior art, the construction cost of sending industrial sewage into a sewage treatment plant is high, and the sewage transmission distance is long.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a concentrated water treatment line which can realize the normal operation of concentrated water treatment of a factory, and all indexes of the treated water quality meet the national external drainage requirements.
The concentrated water treatment line comprises a regulating tank, wherein the output end of the regulating tank is connected to an integrated biological filter; the input end of the regulating tank is connected with a clear water tank; the output end of the integrated biological filter is connected to a clean water tank, and the clean water tank is connected to the backwashing water inlet end of the integrated biological filter through a backwashing water pump; the backwashing drainage end of the integrated biological filter is connected to a sewage sedimentation tank; a sewer inlet pipe network is arranged at the sewage pool; the sewage tank is connected to an air floatation machine; the water discharge end of the air floatation machine is connected into a regulating tank; the solid discharge end of the air flotation machine is connected to the slag tank; the slag tank is connected to sludge dewatering equipment; the rotary suction air flotation machine is designed for removing grease, jelly and solid suspended matters in industrial and urban sewage; the system can automatically separate the substances from the sewage; in the sewage treatment process, an air floatation system is utilized to pretreat sewage to remove grease, jelly and solid suspended matters in the sewage; greatly reducing pollution load, and the working process is as follows: an aerator of the air floatation machine drives a lower aeration impeller to rotate at a high speed through a hollow shaft by a motor, a vacuum area is formed in water, air on the liquid level is sucked into the water through the hollow shaft of the aerator and the impeller to fill vacuum, the air, the impeller and the water are violently collided with each other to generate micro bubbles which spirally rise along with water flow, and meanwhile, oxygen in the air is dissolved into the water; untreated sewage enters a small-sized inflation section provided with a rotary suction aerator through a water inlet pipe, and when the sewage enters the inflation section, the sewage is fully mixed with micro bubbles generated by the aerator and a dissolved air pump to form a gas-water mixture; the density of the gas-water mixture is low, so that buoyancy is generated, the floating is started, micro bubbles can be attached to grease and solid suspended matters in the floating process, and the substances are floated together to reach the water surface; the grease and the solid suspended matters are gradually accumulated on the water surface to form a scum layer, and the chain slag scraper and the spiral propeller are started to respectively scrape slag and remove slag; the working process of the slag scraper and the screw propeller is as follows: a motor with a speed regulating device drives a chain wheel transmission device to drive a slag scraping chain, a scraping plate is fixed on the slag scraping chain, the lower part of the scraping plate is 5-10 cm immersed below the liquid level, and the scraping chain drives the scraping plate to horizontally move along the inner width of an air floatation tank, so that grease and solid suspended matters floating on the water surface are pushed to the other end from one end close to a water inlet of the air floatation tank body and are finally pushed into a slag discharging groove, a spiral propeller is arranged in the slag discharging groove, and the grease and the solid suspended matters in the slag groove are discharged out of the slag groove through the rotation of the spiral propeller; an open return pipe extends from the aeration zone to the separation zone along the bottom of the flotation tank; during the rotation process of the impeller of the rotary suction aerator, a negative pressure area is formed at the bottom of the aeration area while micro bubbles are generated, and sewage flows back to the aeration area from the bottom of the separation area tank under the action of the negative pressure and returns to the air floatation section to form a cycle; the circulation process can ensure that the air flotation machine can still treat the sewage uninterruptedly under the condition of no water inflow.
Furthermore, the clear water tank is an ultra-clear water tank, and a multi-media filter is arranged between the ultra-clear water tank and the regulating tank; the water discharging end of the air flotation machine is connected to the input end of the medium filter through a lifting pump; the sewage tank is connected to the air floatation machine through a lifting pump.
Further, the clear water tank is a workshop clear water tank, and a sludge tank is arranged between the slag tank and the sludge dewatering equipment; the water discharging end of the air floatation machine is connected to a water collecting tank; the water collecting tank is connected to the high-efficiency filter through a lifting pump; the output end of the high-efficiency filter is connected to the regulating reservoir.
Further, a PAC or PAM dosing system is arranged on the regulating reservoir, PAC and PAM solutions are prepared by the dosing system, a certain concentration is prepared in the solution tank, and then the solution is sent into the liquid storage tank; PAC is prepared into a mixed flocculant, and the dosage mass percentage concentration of the mixed flocculant is generally between 10 and 20 percent; the mass percentage concentration of the prepared flocculant prepared by PAM is generally between 1 per mill and 2 per mill; according to the water quality, the water is generally prepared by adding 50kg of polyaluminium chloride (PAC) and 1500ml of Polyacrylamide (PAM) into one ton of water; after the preparation is finished, adding tap water into the solution tank, starting a stirrer to stir when the water level exceeds half of the tank body, adding a flocculating agent/coagulant according to the calculated dosage, and stopping water inflow after the high liquid level is reached; the solution tank can be used after the mixing of the dispensed solution is finished, and the solution discharging valve of the solution tank is opened to send the prepared solution into the low-level medicine storage tank.
Furthermore, liquid level meters are arranged among the adjusting tank, the integrated biological filter, the clear water tank and the sewage tank, the liquid level meters are connected to a control system, and the control system is connected with each stage of pump; when the liquid level meter detects a low liquid level, the pump of the related pool equipment is controlled to stop, for example, the low liquid level of the adjusting pool, and the pump of the wastewater lifting pump is controlled to stop; when the liquid level meter detects the middle liquid level, controlling equipment of a related pool to pump, such as adjusting the liquid level in the pool, and controlling the pump of a wastewater lifting pump; when the liquid level meter detects a high liquid level, controlling equipment of the associated pool to stop pumping; such as a high level of the clean water reservoir, controls the pump stop of the wastewater lift pump.
Compared with the prior art, the concentrated water treatment line can realize normal operation of concentrated water treatment of a factory, and all indexes of the treated water quality meet the national external drainage requirements.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
Fig. 2 is a schematic view of the overall structure of embodiment 2 of the present invention.
Detailed Description
Example 1:
the concentrated water treatment line shown in fig. 1 comprises a regulating tank, wherein the output end of the regulating tank is connected to an integrated biological filter; the input end of the regulating tank is connected with a clear water tank; the output end of the integrated biological filter is connected to a clean water tank, and the clean water tank is connected to the backwashing water inlet end of the integrated biological filter through a backwashing water pump; the backwashing drainage end of the integrated biological filter is connected to a sewage sedimentation tank; a sewer inlet pipe network is arranged at the sewage pool; the sewage tank is connected to an air floatation machine; the water discharge end of the air floatation machine is connected into a regulating tank; the solid discharge end of the air flotation machine is connected to the slag tank; the slag tank is connected to sludge dewatering equipment; the rotary suction air flotation machine is designed for removing grease, jelly and solid suspended matters in industrial and urban sewage; the system can automatically separate the substances from the sewage; in the sewage treatment process, an air floatation system is utilized to pretreat sewage to remove grease, jelly and solid suspended matters in the sewage; greatly reducing pollution load, and the working process is as follows: an aerator of the air floatation machine drives a lower aeration impeller to rotate at a high speed through a hollow shaft by a motor, a vacuum area is formed in water, air on the liquid level is sucked into the water through the hollow shaft of the aerator and the impeller to fill vacuum, the air, the impeller and the water are violently collided with each other to generate micro bubbles which spirally rise along with water flow, and meanwhile, oxygen in the air is dissolved into the water; untreated sewage enters a small-sized inflation section provided with a rotary suction aerator through a water inlet pipe, and when the sewage enters the inflation section, the sewage is fully mixed with micro bubbles generated by the aerator and a dissolved air pump to form a gas-water mixture; the density of the gas-water mixture is low, so that buoyancy is generated, the floating is started, micro bubbles can be attached to grease and solid suspended matters in the floating process, and the substances are floated together to reach the water surface; the grease and the solid suspended matters are gradually accumulated on the water surface to form a scum layer, and the chain slag scraper and the spiral propeller are started to respectively scrape slag and remove slag; the working process of the slag scraper and the screw propeller is as follows: a motor with a speed regulating device drives a chain wheel transmission device to drive a slag scraping chain, a scraping plate is fixed on the slag scraping chain, the lower part of the scraping plate is 5-10 cm immersed below the liquid level, and the scraping chain drives the scraping plate to horizontally move along the inner width of an air floatation tank, so that grease and solid suspended matters floating on the water surface are pushed to the other end from one end close to a water inlet of the air floatation tank body and are finally pushed into a slag discharging groove, a spiral propeller is arranged in the slag discharging groove, and the grease and the solid suspended matters in the slag groove are discharged out of the slag groove through the rotation of the spiral propeller; an open return pipe extends from the aeration zone to the separation zone along the bottom of the flotation tank; during the rotation process of the impeller of the rotary suction aerator, a negative pressure area is formed at the bottom of the aeration area while micro bubbles are generated, and sewage flows back to the aeration area from the bottom of the separation area tank under the action of the negative pressure and returns to the air floatation section to form a cycle; the circulation process can ensure that the air flotation machine can still treat the sewage uninterruptedly under the condition of no water inflow.
The clean water tank is an ultra-clean water tank, and a multi-media filter is arranged between the ultra-clean water tank and the adjusting tank; the water discharging end of the air flotation machine is connected to the input end of the medium filter through a lifting pump; the sewage tank is connected to the air floatation machine through a lifting pump.
Example 2:
as shown in fig. 2, the clear water tank is a workshop clear water tank, and a sludge tank is arranged between the slag tank and the sludge dewatering equipment; the water discharging end of the air floatation machine is connected to a water collecting tank; the water collecting tank is connected to the high-efficiency filter through a lifting pump; the output end of the high-efficiency filter is connected to the regulating reservoir.
The regulating tank is provided with a PAC (polyaluminium chloride) or PAM (polyacrylamide) dosing system, the dosing system is used for preparing PAC and PAM solutions, the PAC and PAM solutions are prepared into a certain concentration in the solution tank, and then the PAC and PAM solutions are sent into the solution tank; PAC is prepared into a mixed flocculant, and the dosage mass percentage concentration of the mixed flocculant is generally between 10 and 20 percent; the mass percentage concentration of the prepared flocculant prepared by PAM is generally between 1 per mill and 2 per mill; according to the water quality, the water is generally prepared by adding 50kg of polyaluminium chloride (PAC) and 1500ml of Polyacrylamide (PAM) into one ton of water; after the preparation is finished, adding tap water into the solution tank, starting a stirrer to stir when the water level exceeds half of the tank body, adding a flocculating agent/coagulant according to the calculated dosage, and stopping water inflow after the high liquid level is reached; the solution tank can be used after the mixing of the dispensed solution is finished, and the solution discharging valve of the solution tank is opened to send the prepared solution into the low-level medicine storage tank.
Liquid level meters are arranged among the adjusting tank, the integrated biological filter, the clear water tank and the sewage tank, the liquid level meters are connected to a control system, and the control system is connected with each stage of pump; when the liquid level meter detects a low liquid level, the pump of the related pool equipment is controlled to stop, for example, the low liquid level of the adjusting pool, and the pump of the wastewater lifting pump is controlled to stop; when the liquid level meter detects the middle liquid level, controlling equipment of a related pool to pump, such as adjusting the liquid level in the pool, and controlling the pump of a wastewater lifting pump; when the liquid level meter detects a high liquid level, controlling equipment of the associated pool to stop pumping; such as a high level of the clean water reservoir, controls the pump stop of the wastewater lift pump.
Each pool was constructed as follows:
a regulating pool: the depth of the whole pool is 6 meters; in the embodiment 1, the high liquid level (4.5m), the medium liquid level (1.5m) and the low liquid level (0.5m) of the effluent pool are set; when the water level is higher than 4.5 meters, an alarm on the control cabinet gives an alarm. Example 2 setting the high liquid level (4.8m), the medium liquid level (2m) and the low liquid level (0.5m) of the pool; when the water level is higher than 4.8 meters, an alarm on the control cabinet gives an alarm.
A clean water tank: the depth of the whole pool is 6 meters, and the embodiment 1 is provided with a high liquid level (5. Om), a medium liquid level (1.0m) and a low liquid level (0.5m) of the effluent pool; when the water level is higher than 5.0 meters, the alarm gives an alarm; example 2 the overall pond was 7 metres deep. The high liquid level (6m), the medium liquid level (4m) and the low liquid level (0.5m) of the pool are set. When the water level is higher than 5.5 meters, the alarm gives an alarm.
A sewage tank: in the embodiment 1, the depth of the whole pool is 6. O meters, and the high liquid level (5. Om), the medium liquid level (2.0m) and the low liquid level (0.7m) of the effluent pool are set; when the water level is higher than 5.0 meters, the alarm gives an alarm; example 2 the whole pool depth is 6. O meters, and the high liquid level (4.8m), the medium liquid level (2. Om) and the low liquid level (0.7m) of the pool are set. The alarm will give an alarm when the water level is higher than 4.8 meters.
Air floatation water outlet pool: embodiment 1 the whole pool is 2.5 meters deep, the high liquid level (1.8m), the medium liquid level (1.0m) and the low liquid level (0.5m) of the effluent pool are set, and when the water level is higher than 1.8 meters, an alarm gives an alarm; example 2 the overall pond was 5 metres deep. Setting a middle liquid level (2.0m) and a low liquid level (1.2m) of a high liquid level (4.8m) of the pool; when the water level is higher than 4.8 meters, the alarm gives an alarm.
A sludge tank: the depth of the whole pool is 5 meters, and the high liquid level (4.8m), the medium liquid level (2.0m) and the low liquid level (1.2m) of the pool are arranged; when the water level is higher than 4.8 meters, the alarm gives an alarm.
The above-described embodiments are merely preferred embodiments of the present invention, and all equivalent changes or modifications of the structures, features and principles described in the claims of the present invention are included in the scope of the present invention.
Claims (5)
1. A concentrated water treatment line, characterized in that: the device comprises a regulating tank, wherein the output end of the regulating tank is connected to an integrated biological filter; the input end of the regulating tank is connected with a clear water tank; the output end of the integrated biological filter is connected to a clean water tank, and the clean water tank is connected to the backwashing water inlet end of the integrated biological filter through a backwashing water pump; the backwashing drainage end of the integrated biological filter is connected to a sewage tank; a sewer inlet pipe network is arranged at the sewage pool; the sewage tank is connected to an air floatation machine; the water discharge end of the air floatation machine is connected into a regulating tank; the solid discharge end of the air flotation machine is connected to the slag tank; the slag tank is connected to sludge dewatering equipment.
2. The concentrated water treatment line according to claim 1, wherein: the clear water tank is an ultra-clear water tank, and a multi-media filter is arranged between the ultra-clear water tank and the adjusting tank; the water discharging end of the air flotation machine is connected to the input end of the medium filter through a lifting pump; the sewage tank is connected to the air floatation machine through a lifting pump.
3. The concentrated water treatment line according to claim 1, wherein: the clear water tank is a workshop clear water tank, and a sludge tank is arranged between the slag tank and the sludge dewatering equipment; the water discharging end of the air floatation machine is connected to a water collecting tank; the water collecting tank is connected to the high-efficiency filter through a lifting pump; the output end of the high-efficiency filter is connected to the regulating reservoir.
4. The concentrated water treatment line according to claim 1, wherein: and a PAC (programmable automation controller) or PAM (pulse amplitude modulation) dosing system is arranged on the regulating tank.
5. The concentrated water treatment line according to claim 1, wherein: a liquid level meter is arranged among the adjusting tank, the integrated biological filter, the white water tank, the clean water tank and the sewage tank, the liquid level meter is connected to a control system, and the control system is connected with pumps at all levels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120782922.8U CN215403646U (en) | 2021-04-16 | 2021-04-16 | Concentrate water treatment line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120782922.8U CN215403646U (en) | 2021-04-16 | 2021-04-16 | Concentrate water treatment line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215403646U true CN215403646U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120782922.8U Active CN215403646U (en) | 2021-04-16 | 2021-04-16 | Concentrate water treatment line |
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|---|---|
| CN (1) | CN215403646U (en) |
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2021
- 2021-04-16 CN CN202120782922.8U patent/CN215403646U/en active Active
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