CN109179778B - Boiler ash water treatment and reuse device - Google Patents
Boiler ash water treatment and reuse device Download PDFInfo
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- CN109179778B CN109179778B CN201811287629.3A CN201811287629A CN109179778B CN 109179778 B CN109179778 B CN 109179778B CN 201811287629 A CN201811287629 A CN 201811287629A CN 109179778 B CN109179778 B CN 109179778B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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Abstract
The boiler ash water treatment and recycling device comprises a box shell, wherein a three-stage reaction zone, a sedimentation zone and a clear water zone are arranged in the box shell, a water inlet is arranged in the first-stage reaction zone, and a water passing port communicated with the second-stage reaction zone is arranged at the lower part of the first-stage reaction zone; the second-stage reaction zone is communicated with the upper part of the third-stage reaction zone, and the lower part of the third-stage reaction zone is communicated with the precipitation zone; the lower part of the sedimentation zone is provided with a mud collecting zone and a mud discharging pipe; the upper part of the sludge collecting area is provided with an inclined tube sedimentation area, and the upper part of the inclined tube sedimentation area is provided with an overflow groove communicated with the drainage groove; the lower part of the clear water zone is provided with a filter bin; the top of the filter bin is connected with an automatic back flushing device; the lower part in the filter bin is provided with a filter area; the bottom of the filtering area is provided with a water outlet communicated with the clear water area; the clear water area is connected with the water storage tank through a water outlet pipe, and the drainage tank is communicated with the filtering bin through a water outlet pipe; the tail end of the sewer pipe is provided with a guide cover, and the upper part of the guide cover is communicated with the drainage tank through an exhaust pipe. The device has small occupied area and less fresh water use.
Description
Technical Field
The application relates to the technical field of boiler ash water treatment equipment, in particular to a boiler ash water treatment and recycling device.
Background
In the Guangxi sugarcane producing area, bagasse is a byproduct in the process of producing sugar by sugarcane and is an important renewable biological resource. Currently, bagasse is mainly used as a raw material for paper making, boiler fuel and artificial board. However, when the bagasse is dried and/or burned, a great amount of solid particles such as ash are entrained in the boiler flue gas, in order to avoid the pollution of the air by the solid particles such as the ash entrained in the boiler flue gas, a water film dust remover is needed to treat the flue gas, and the waste water generated by the water film dust remover is ash water, which is also called as spraying ash water.
At present, the treatment and recycling of the ash water are carried out by standing the ash water in a sedimentation tank, carrying out sedimentation for a plurality of days, and then recycling the ash water as spray water. The treatment and recycling can be realized only by constructing more than two larger sedimentation tanks, so that the natural sedimentation and recycling can be realized, a large area of land is occupied, a large amount of water is needed, and sludge generated by sedimentation is not easy to discharge and treat. Therefore, when the ash flushing water is treated, a recycling device which occupies small area, uses little clean water, and can easily discharge produced sludge is needed.
Disclosure of Invention
The application aims to provide a boiler ash water treatment and recycling device which has the advantages of small occupied area, less clean water use, high ash flushing water treatment and recycling efficiency and easy discharge of produced sludge.
In order to achieve the purpose of the application, the technical scheme adopted is as follows:
the boiler ash water treatment and recycling device comprises a box shell, wherein a first-stage reaction zone, a second-stage reaction zone, a third-stage reaction zone, a sedimentation zone and a clear water zone are arranged in the box shell, the first-stage reaction zone is provided with a water inlet, and the lower part of the first-stage reaction zone is provided with a water passing port communicated with the second-stage reaction zone; the second-stage reaction zone is communicated with the upper part of the third-stage reaction zone, and the lower part of the third-stage reaction zone is communicated with the precipitation zone; the lower part of the sedimentation zone is provided with a mud collecting zone, and the mud collecting zone is provided with a mud discharging pipe; the upper part of the sludge collecting area is provided with an inclined tube sedimentation area, the upper part of the inclined tube sedimentation area is provided with an overflow groove, and the overflow groove is communicated with the drainage groove; the position of the sludge collecting zone is lower than the position of a communication port of the three-stage reaction zone, which is communicated with the sedimentation zone, and the position of the inclined tube sedimentation zone is higher than the position of the communication port; the lower part of the clear water zone is provided with a filter bin; the top of the filter bin is connected with a siphon, the siphon is connected with a siphon breaking pipe and a siphon backwashing pipe, one end of the siphon breaking pipe is connected with the siphon backwashing pipe, and the other end of the siphon breaking pipe is communicated with the siphon backwashing pipe; the siphon pipe, the siphon breaking pipe and the siphon backwashing pipe form an automatic backwashing device; the lower part in the filter bin is provided with a filter area; the bottom of the filtering area is provided with a water outlet which is communicated with the clear water area through a water channel; the clear water area is connected with the water storage pool through a water outlet pipe, the water draining groove is communicated with the inner bin of the filtering bin at the upper part of the filtering area through a water draining pipe, and the water draining pipe stretches into the filtering bin from the lower part of the filtering bin; the tail end of the sewer pipe is provided with a guide cover, and the upper part of the guide cover is communicated with the drainage tank through an exhaust pipe. The parts integrally form a boiler ash water treatment and recycling device.
Preferably: mud pipes are arranged at the bottoms of the primary reaction zone, the secondary reaction zone and the tertiary reaction zone.
Preferably: the mud collecting area is provided with a V-shaped storage tank, and the mud discharging pipe is arranged at the lower part of the V-shaped storage tank.
Preferably: the lower part of the mud discharging pipe is provided with three rows of mud sucking holes in a delta shape.
Preferably: a valve is arranged on the mud discharging pipe; when the mud in the mud collecting area reaches a certain degree, the mud can be discharged by opening the valve of the mud discharging pipe at regular time, so that the fluctuation floating of the secondary mud caused by the bursting of the mud collecting hopper is reduced.
Preferably: the filter bin is provided with an observation port.
Preferably: the water inlet is connected with the lower part of a collecting tank for collecting grey water through a water pump and a water pipe.
Preferably: the top of the box body shell is provided with a manhole.
Preferably: the two-stage reaction zone is internally provided with a plurality of wavy baffles, the wavy baffles are vertically and parallelly arranged in the two-stage reaction zone to form a water passing channel with multiple circulating strokes of water inlet and water outlet, water outlet and water inlet and water outlet, and a plurality of water passing lattices with small upper part, small lower part and large middle part are formed between every two wavy baffles.
Preferably: the three-stage reaction zone is in a structure with a small upper part and a large lower part, and the lower part of the three-stage reaction zone arches out towards the sedimentation zone.
Preferably: the three-stage reaction zone is internally provided with a spiral channel, water discharged from the two-stage reaction zone enters from an inlet of the spiral channel, and is guided by a spiral blade to form swirling again to cause particle collision, organic matters, suspended matters and colloid in the water are connected together by a coagulant to form larger floccules, and then enters into the three-stage reaction zone from an outlet; the arrangement of the spiral channel can accelerate the precipitation of the gray water.
The reaction is the key point of pretreatment, and the good or bad reaction effect can bring obvious benefits to the subsequent equipment, such as reducing the volume of a sedimentation tank, the pressure of a filtering area, improving the speed of sedimentation filtration, reducing the waste of adding medicaments and the like. Therefore, the secondary and tertiary reaction zones are arranged in the above-described structure.
The box shell is made of high-quality carbon steel plates, the interior of the box shell is preserved by adopting two-pass epoxy asphalt paint, and the exterior of the box shell is preserved by adopting two-pass red lead antirust primer and finishing paint. The case shell is provided with an inspection manhole, a platform, a ladder stand, a guard rail and the like.
The boiler ash water treatment and recycling device has ingenious structural arrangement, high ash water treatment and recycling efficiency and small occupied area, is less than one fifth of the area of a sedimentation tank adopted by the traditional ash flushing water, and the amount of the fresh water used is less than one third of the traditional ash flushing water; the air guide cover and the exhaust pipe are key to the system that water inflow is uniform and back flushing can be formed, the air destruction device can remove gas entrained in water to ensure the formation of a siphon process, the system adopts an A3 steel structure, when water head resistance of water entering the filter layer reaches a certain resistance in operation, and after the water head resistance reaches a certain resistance and the water enters the filter layer to form the siphon under the action of the exhaust pipe, the back flushing device utilizes reverse hydraulic flushing of sewage in the sand layer to be discharged outside. When the water head resistance increases and the water level rises by a certain value, the siphon is assisted to drain water, and air carried by the air at the top of the siphon device is discharged to form negative pressure, so that siphon recoil can be formed.
The filtering layer of the filtering area adopts homogeneous natural high-quality quartz sand, and has the advantages of large sewage receiving amount, good mechanical property, difficult breaking, nontoxic and stable chemical components, large surface area, high void ratio, long filtering period, easy backflushing and the like.
The inclined tube sedimentation zone adopts a advection multichannel turbulent flow reaction device and a polystyrene honeycomb inclined tube (with the specification of phi 35 multiplied by h1000 mm) sedimentation-assisting sedimentation mode; the adoption of the advection multichannel turbulent flow reaction system is superior to that of baffle reaction, grid reaction, hole-chamber cyclone reaction and mechanical stirring reaction devices of the same type of equipment in terms of adaptability to different water qualities and speed gradient of increasing the water flow of the equipment on the basis of reducing the manufacturing operation cost; the honeycomb inclined tube sedimentation-assisting mode ensures that the water flow in the inclined tube region belongs to the sedimentation region, which is favorable for the condensation and stable sedimentation of fine alum flowers, so that the fine particles which are difficult to sediment can be precipitated, and the sedimentation effect is higher than the sedimentation efficiency of an inclined plate sedimentation tank by more than 4 times; compared with other conventional purifying devices: can continuously feed water and continuously work, and sludge discharge does not need to be stopped, and the pressure-stabilizing water feeding is realized due to the advection multichannel turbulent flow reaction: the adding and running cost of the water purifying agent is saved; the above situation: other conventional purification equipment is not available; the purifying device really achieves the characteristics of investment saving, good effluent quality, low operation cost, attractive appearance, compactness, stable management and operation and convenient maintenance.
A plurality of wave-shaped partition boards are arranged in the secondary reaction zone, are vertically and parallelly arranged in the secondary reaction zone, form a water passing channel with multiple circulating strokes of water inlet and water outlet at the lower part, water outlet at the upper part and water outlet at the lower part, and form a plurality of water passing lattices with small upper part, small lower part and large middle part between every two wave-shaped partition boards. When water flows through the water grid, the water sequentially contracts and expands to form vortex, so that particles collide, and organic matters, suspended matters and colloid in the water are connected together by a coagulant to form larger floccules; when water flows enter the folded plate reaction tank again, the mixing and reaction are advanced to a higher-level reaction process, the water flows zigzag between the same corrugated plates or contracts and flows between different waves continuously, so that a plurality of small eddies are formed, the particle collision flocculation effect is improved, meanwhile, the mixing reaction of the front stage is also released in the area, smaller alum flowers gradually form large-particle alum flowers in the area, and the preparation is fully made for the later-stage precipitation. The reaction tank is a device which is automatically researched by combining the advanced technology of China and abroad, has the advantages of short reaction time, good reaction effect and small occupied area, and simultaneously has four reaction tanks of pulse mixing reaction, cyclone reaction, grid reaction and folded plate reaction.
Drawings
FIG. 1 is a schematic diagram of the boiler ash water treatment and reuse device of the present application;
FIG. 2 is a schematic view of the structure of a spiral channel;
FIG. 3 is a top view of FIG. 2;
the part name of the serial number in the figure is:
1. the device comprises a collecting tank, 2, a water pump, 3, a water delivery pipe, 4, a water inlet, 5, a box shell, 6, a first-stage reaction zone, 7, a second-stage reaction zone, 8, a wave-shaped partition board, 9, a third-stage reaction zone, 10, a manhole, 11, an inclined pipe sedimentation zone, 12, an overflow tank, 13, a sedimentation zone, 14, a mud collecting zone, 15, a mud discharging pipe, 16, a water discharging tank, 17, a sewer pipe, 18, a clear water zone, 19, an exhaust pipe, 20, a siphon, 21, a siphon breaking pipe, 22, a siphon backwash pipe, 23, a water discharging pipe, 24, a water storage tank, 25, a viewing port, 26, a filtering zone, 27, a filtering bin, 28, a guide cover, 29, a water discharging port, 30, a water passing channel, 31, a spiral channel, 32, a water passing port, 33, an inlet, 34, a spiral channel shell, 35, a spiral blade, 36 and an outlet.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings and examples.
Example 1
The boiler ash water treatment and recycling device comprises a box shell 5, wherein a first-stage reaction zone 6, a second-stage reaction zone 7, a third-stage reaction zone 9, a sedimentation zone 13 and a clear water zone 18 are arranged in the box shell 5, the first-stage reaction zone 6 is provided with a water inlet 4, and the lower part of the first-stage reaction zone 6 is provided with a water outlet 32 communicated with the second-stage reaction zone 7; the secondary reaction zone 7 is communicated with the upper part of the tertiary reaction zone 9, and the lower part of the tertiary reaction zone 9 is communicated with the precipitation zone 13; the lower part of the sedimentation zone 13 is provided with a mud collecting zone 14, and the mud collecting zone 14 is provided with a mud discharging pipe 15; the upper part of the sludge collecting area 14 is provided with an inclined tube sedimentation area 11, the upper part of the inclined tube sedimentation area 11 is provided with an overflow groove 12, and the overflow groove 12 is communicated with a drainage groove 16; the position of the mud collecting area 14 is lower than the position of a communication port of the three-stage reaction area 9 communicated with the sedimentation area 13, and the position of the inclined tube sedimentation area 11 is higher than the position of the communication port; a filter bin 27 is arranged at the lower part of the clear water zone 18; the top of the filter bin 27 is connected with a siphon 20, the siphon 20 is connected with a siphon breaking pipe 21 and a siphon backwashing pipe 22, one end of the siphon breaking pipe 21 is connected with the siphon backwashing pipe 22, and the other end is communicated with the siphon backwashing pipe 18; the siphon pipe 20, the siphon breaking pipe 21 and the siphon backwashing pipe 22 form an automatic backwashing device; the lower part of the filter bin 27 is provided with a filter area 26; the bottom of the filtering area 26 is provided with a water outlet 29, and the water outlet 29 is communicated with the clean water area 18 through a water passage 30; the clean water area 18 is connected with the water storage tank 24 through a water outlet pipe 23, the water drainage tank 16 is communicated with the inner bin of the filter bin 27 at the upper part of the filter area 26 through a water drainage pipe 17, and the water drainage pipe 17 extends into the filter bin 27 from the lower part of the filter bin 27; a guide cover 28 is arranged at the tail end of the sewer pipe 17, and the upper part of the guide cover 28 is communicated with the drainage tank 16 through an exhaust pipe 19.
The bottoms of the primary reaction zone 6, the secondary reaction zone 7 and the tertiary reaction zone 9 are provided with sludge discharge pipes 15.
The mud collecting area 14 is provided with a V-shaped storage tank, and the mud discharging pipe 15 is arranged at the lower part of the V-shaped storage tank.
The lower part of the mud discharging pipe 11 is provided with three rows of mud sucking holes 26 in a delta shape.
The mud discharging pipe 11 is provided with a pump.
The filter bin 27 is provided with an observation port 25.
The water inlet 4 is connected with the lower part of the collecting tank 1 for collecting the ash flushing water through the water pump 2 and the water pipe 3.
The top of the box shell 5 is provided with a manhole 10.
The secondary reaction zone 7 is internally provided with a plurality of wavy baffle plates 8, the wavy baffle plates 8 are vertically and parallelly arranged in the secondary reaction zone 7 to form a lower water inlet upper water outlet multi-circulation travel water passing channel, and a plurality of water passing grids with small upper part, small lower part and large middle part are formed between every two wavy baffle plates 8.
The three-stage reaction zone 9 is in a structure with a small upper part and a large lower part, and the lower part of the three-stage reaction zone arches out towards the sedimentation zone 13.
Example 2
The boiler ash water treatment and recycling device comprises a box shell 5, wherein a first-stage reaction zone 6, a second-stage reaction zone 7, a third-stage reaction zone 9, a sedimentation zone 13 and a clear water zone 18 are arranged in the box shell 5, the first-stage reaction zone 6 is provided with a water inlet 4, and the lower part of the first-stage reaction zone 6 is provided with a water outlet 32 communicated with the second-stage reaction zone 7; the secondary reaction zone 7 is communicated with the upper part of the tertiary reaction zone 9, and the lower part of the tertiary reaction zone 9 is communicated with the precipitation zone 13; the lower part of the sedimentation zone 13 is provided with a mud collecting zone 14, and the mud collecting zone 14 is provided with a mud discharging pipe 15; the upper part of the sludge collecting area 14 is provided with an inclined tube sedimentation area 11, the upper part of the inclined tube sedimentation area 11 is provided with an overflow groove 12, and the overflow groove 12 is communicated with a drainage groove 16; the position of the mud collecting area 14 is lower than the position of a communication port of the three-stage reaction area 9 communicated with the sedimentation area 13, and the position of the inclined tube sedimentation area 11 is higher than the position of the communication port; a filter bin 27 is arranged at the lower part of the clear water zone 18; the top of the filter bin 27 is connected with a siphon 20, the siphon 20 is connected with a siphon breaking pipe 21 and a siphon backwashing pipe 22, one end of the siphon breaking pipe 21 is connected with the siphon backwashing pipe 22, and the other end is communicated with the siphon backwashing pipe 18; the siphon pipe 20, the siphon breaking pipe 21 and the siphon backwashing pipe 22 form an automatic backwashing device; the lower part of the filter bin 27 is provided with a filter area 26; the bottom of the filtering area 26 is provided with a water outlet 29, and the water outlet 29 is communicated with the clean water area 18 through a water passage 30; the clean water area 18 is connected with the water storage tank 24 through a water outlet pipe 23, the water drainage tank 16 is communicated with the inner bin of the filter bin 27 at the upper part of the filter area 26 through a water drainage pipe 17, and the water drainage pipe 17 extends into the filter bin 27 from the lower part of the filter bin 27; a guide cover 28 is arranged at the tail end of the sewer pipe 17, and the upper part of the guide cover 28 is communicated with the drainage tank 16 through an exhaust pipe 19.
The bottoms of the primary reaction zone 6, the secondary reaction zone 7 and the tertiary reaction zone 9 are provided with sludge discharge pipes 15.
The mud collecting area 14 is provided with a V-shaped storage tank, and the mud discharging pipe 15 is arranged at the lower part of the V-shaped storage tank.
The lower part of the mud discharging pipe 11 is provided with three rows of mud sucking holes 26 in a delta shape.
The mud discharging pipe 11 is provided with a pump.
The filter bin 27 is provided with an observation port 25.
The water inlet 4 is connected with the lower part of the collecting tank 1 for collecting the ash flushing water through the water pump 2 and the water pipe 3.
The top of the box shell 5 is provided with a manhole 10.
The secondary reaction zone 7 is internally provided with a plurality of wavy baffle plates 8, the wavy baffle plates 8 are vertically and parallelly arranged in the secondary reaction zone 7 to form a lower water inlet upper water outlet multi-circulation travel water passing channel, and a plurality of water passing grids with small upper part, small lower part and large middle part are formed between every two wavy baffle plates 8.
The three-stage reaction zone 9 is in a structure with a small upper part and a large lower part, and the lower part of the three-stage reaction zone arches out towards the sedimentation zone 13.
A spiral channel 31 is arranged in the three-stage reaction zone, the spiral channel 31 comprises a spiral channel shell 34, a spiral blade 35 is arranged in the spiral channel shell 34, an inlet 33 is arranged at the upper part of the spiral channel shell 34, and an outlet 36 is arranged at the lower part of the spiral channel shell; the water discharged from the secondary reaction zone enters from the inlet 33 of the spiral channel 31, forms swirling again under the guiding action of the spiral blade 35, causes particle collision, and organic matters, suspended matters and colloid in the water are connected together by the coagulant to form larger floccules, and then enters into the tertiary reaction zone from the outlet; the arrangement of the spiral channel can accelerate the precipitation of the gray water.
The above description is not intended to limit the application to the particular embodiments disclosed, but to limit the application to the particular embodiments disclosed, as many variations, modifications, additions and substitutions are possible, without departing from the scope of the application as disclosed in the accompanying claims.
Claims (10)
1. The boiler ash water treatment recycling device is characterized in that: the device comprises a box body shell (5), wherein a first-stage reaction zone (6), a second-stage reaction zone (7), a third-stage reaction zone (9), a precipitation zone (13) and a clear water zone (18) are arranged in the box body shell (5), the first-stage reaction zone (6) is provided with a water inlet (4), and the lower part of the first-stage reaction zone (6) is provided with a water passing port (32) communicated with the second-stage reaction zone (7); the secondary reaction zone (7) is communicated with the upper part of the tertiary reaction zone (9), and the lower part of the tertiary reaction zone (9) is communicated with the precipitation zone (13); the lower part of the sedimentation zone (13) is provided with a mud collecting zone (14), and the mud collecting zone (14) is provided with a mud discharging pipe (15); the upper part of the sludge collecting area (14) is provided with an inclined tube sedimentation area (11), the upper part of the inclined tube sedimentation area (11) is provided with an overflow groove (12), and the overflow groove (12) is communicated with a drainage groove (16); a filter bin (27) is arranged at the lower part of the clear water zone (18); the top of the filter bin (27) is connected with a siphon (20), the siphon (20) is connected with a siphon breaking pipe (21) and a siphon backwashing pipe (22), one end of the siphon breaking pipe (21) is connected with the siphon backwashing pipe (22), and the other end is communicated with the siphon backwashing pipe (18); the inner lower part of the filter bin (27) is provided with a filter area (26); a water outlet (29) is arranged at the bottom of the filtering area (26), and the water outlet (29) is communicated with the clear water area (18) through a water passage (30); the clear water area (18) is connected with the water storage tank (24) through a water outlet pipe (23), the water drainage groove (16) is communicated with the inner bin of a filtering bin (27) at the upper part of the filtering area (26) through a water outlet pipe (17), and the water outlet pipe (17) extends into the filtering bin (27) from the lower part of the filtering bin (27); a guide cover (28) is arranged at the tail end of the sewer pipe (17), and the upper part of the guide cover (28) is communicated with the drainage tank (16) through an exhaust pipe (19);
the three-stage reaction zone is internally provided with a spiral channel, water discharged from the two-stage reaction zone enters from an inlet of the spiral channel, and is guided by a spiral blade to form swirling again to cause particle collision, organic matters, suspended matters and colloid in the water are connected together by a coagulant to form larger floccules, and then enters into the three-stage reaction zone from an outlet; the arrangement of the spiral channel can accelerate the precipitation of the gray water.
2. The boiler ash water treatment recycling apparatus according to claim 1, characterized in that: the bottoms of the primary reaction zone (6), the secondary reaction zone (7) and the tertiary reaction zone (9) are provided with sludge discharge pipes (15).
3. The boiler ash water treatment recycling apparatus according to claim 1, characterized in that: the mud collecting area (14) is provided with a V-shaped storage tank, and the mud discharging pipe (15) is arranged at the lower part of the V-shaped storage tank.
4. The boiler ash water treatment recycling apparatus according to claim 3, characterized in that: the lower part of the mud discharging pipe (11) is provided with three rows of mud sucking holes (26) which are shaped like Chinese character 'pin'.
5. The boiler ash water treatment recycling apparatus according to claim 1, characterized in that: the mud discharging pipe (11) is provided with a valve.
6. The boiler ash water treatment recycling apparatus according to claim 1, characterized in that: the filter bin (27) is provided with an observation port (25).
7. The boiler ash water treatment recycling apparatus according to claim 1, characterized in that: the water inlet (4) is connected with the lower part of the collecting tank (1) for collecting the ash flushing water through the water pump (2) and the water delivery pipe (3).
8. The boiler ash water treatment recycling apparatus according to claim 1, characterized in that: the top of the box body shell (5) is provided with a manhole (10).
9. The boiler ash water treatment recycling apparatus according to claim 1, characterized in that: a plurality of wave-shaped partition boards (8) are arranged in the secondary reaction zone (7), the wave-shaped partition boards (8) are vertically and parallelly arranged in the secondary reaction zone (7) to form a lower water inlet upper water outlet multi-circulation travel water passing channel, and a plurality of water passing grids with small upper and lower parts and large middle parts are formed between every two wave-shaped partition boards (8).
10. The boiler ash water treatment recycling apparatus according to claim 1, characterized in that: the three-stage reaction zone (9) is in a structure with a small upper part and a large lower part, and the lower part of the three-stage reaction zone arches out towards the sedimentation zone (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811287629.3A CN109179778B (en) | 2018-10-31 | 2018-10-31 | Boiler ash water treatment and reuse device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811287629.3A CN109179778B (en) | 2018-10-31 | 2018-10-31 | Boiler ash water treatment and reuse device |
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| CN109179778A CN109179778A (en) | 2019-01-11 |
| CN109179778B true CN109179778B (en) | 2023-09-05 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112520899A (en) * | 2020-12-08 | 2021-03-19 | 山东共享环境管理咨询有限公司 | High-salinity wastewater precipitation desalination recycling process |
| CN114396611B (en) * | 2021-12-06 | 2024-04-09 | 淄博昂洋节能环保科技有限公司 | Energy-saving and carbon-reducing process for oilfield steam injection boiler |
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