CN210736322U - Multistage baffling anaerobic reaction tank - Google Patents
Multistage baffling anaerobic reaction tank Download PDFInfo
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- CN210736322U CN210736322U CN201921783353.8U CN201921783353U CN210736322U CN 210736322 U CN210736322 U CN 210736322U CN 201921783353 U CN201921783353 U CN 201921783353U CN 210736322 U CN210736322 U CN 210736322U
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- anaerobism pond
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- anaerobic tank
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Abstract
The utility model discloses a multistage baffling anaerobic reaction pond, including the anaerobism pond, be provided with the plate washer in the anaerobism pond, the plate washer is crisscross to be distributed, the plate washer separates into first anaerobism pond with the anaerobism pond internal portion, the second anaerobism pond, third anaerobism pond, it is provided with the inlet tube to be located first anaerobism pond lateral wall, the inlet tube port that is located first anaerobism pond is provided with first filter screen, third anaerobism pond lateral wall is provided with the outlet pipe, anaerobism pond one side is provided with the sedimentation tank, the anaerobism pond passes through the outlet pipe intercommunication with the sedimentation tank, the sedimentation tank lateral wall is provided with the drain pipe, the anaerobism pond lateral wall is provided with agitating unit. The utility model discloses a set up sludge circulating pump, mud back flow and can pass through the mud back flow with the activated sludge of sedimentation tank bottom and carry to the anaerobism pond in, improve activated sludge's utilization ratio, through all setting up motor, (mixing) shaft, stirring vane at anaerobism bottom of the pool lateral wall, sewage and mud increase its area of contact through the mode of stirring to make its abundant reaction, improve the treatment effect of sewage.
Description
Technical Field
The utility model relates to a sewage treatment field specifically is a multistage baffling anaerobic reaction pond.
Background
At present, an anaerobic tank is a biochemical process commonly used by a sewage treatment system, is particularly applied to the sewage treatment pretreatment with higher concentration, such as IC, UASB and the like, which are often used for hydrolytic acidification pretreatment, nitrogen and phosphorus removal, but the processes have certain limitations, high investment cost and difficult stability in actual operation, and the traditional anaerobic reaction tank is little used in the field of high-concentration organic wastewater because of low efficiency, long reaction time and large occupied area.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a following technical scheme:
a multi-stage baffling anaerobic reaction tank comprises an anaerobic tank, wherein baffles are arranged in the anaerobic tank, one end of each baffle is vertically fixed on the inner side wall of the anaerobic tank, the baffles are distributed in a staggered manner, the inner part of the anaerobic tank is divided into a first anaerobic tank, a second anaerobic tank and a third anaerobic tank by the baffles, the side wall of the first anaerobic tank is provided with a water inlet pipe, a water inlet pipe port in the first anaerobic tank is provided with a first filter screen, the side wall of the third anaerobic tank is provided with a water outlet pipe, the water outlet pipe is provided with a water outlet valve, one side of the anaerobic tank is provided with a sedimentation tank, the anaerobic tank is communicated with the sedimentation tank through the water outlet pipe, the side wall of the sedimentation tank is provided with a water outlet pipe, the water outlet pipe is provided with a drain valve, the outer side walls of the first anaerobic tank, the second anaerobic tank and the third anaerobic tank are provided with motors, the, the output shaft of motor is fixed and is provided with the (mixing) shaft, be fixed with stirring vane on the (mixing) shaft.
Preferably, the top of the anaerobic tank is provided with an air outlet pipe, one side of the anaerobic tank is provided with a gas storage tank, the air outlet pipe is communicated with the gas storage tank through a pipeline, and the air outlet pipe is provided with a one-way valve.
Preferably, a second filter screen is arranged between the other end of the baffle plate and the inner side wall of the anaerobic tank.
Preferably, an electromagnetic control valve is arranged on the water inlet pipe, and a flow sensor is arranged in the water inlet pipe.
Preferably, a sludge return pipe is arranged at the bottom of the sedimentation tank, a sludge circulating pump is arranged on the sludge return pipe, and the sludge return pipe is respectively communicated with the first anaerobic tank, the second anaerobic tank and the third anaerobic tank.
Preferably, the cross sections of the first anaerobic tank, the second anaerobic tank and the third anaerobic tank are all rectangular.
Preferably, a window is arranged at the upper end of the anaerobic tank.
Preferably, the side wall of the anaerobic tank is provided with a flange cover close to the second filter screen.
The utility model has the advantages that
(1) The utility model discloses a set up the impurity that first filter screen is convenient for among the filtration sewage, prevent a large amount of circulations of activated sludge between first anaerobism pond, second anaerobism pond, the third anaerobism pond through setting up the second filter screen, cause single regional activated sludge to pile up in a large number, cause the cleaning efficiency low.
(2) The utility model discloses a set up sludge circulating pump, mud back flow and can pass through the mud back flow with the activated sludge of sedimentation tank bottom and carry to the anaerobism pond in, improve activated sludge's utilization ratio, reduce enterprise manufacturing cost.
(3) The utility model discloses a bottom the lateral wall all sets up motor, (mixing) shaft, stirring vane at first anaerobism pond, second anaerobism pond, third anaerobism pond, sewage and mud increase its area of contact through the mode of stirring to make its abundant reaction, improve the treatment effect of sewage.
(4) The utility model discloses a set up outlet duct, gas holder, activated sludge passes through the gas holder with the gas that sewage reaction produced and stores the processing, prevents the activated sludge acidizing, causes air pollution in avoiding directly discharging the air.
(5) The utility model is convenient to observe the reaction condition in the anaerobic tank at any time by arranging the window, and is convenient to deal with emergencies such as second filter screen blockage, component falling and the like in time; when being convenient for the second filter screen to block up through setting up the blind flange on the one hand, take out the second filter screen through opening the blind flange and wash, on the other hand can regularly clear up the activated sludge in the anaerobism pond, improves the utility model discloses a life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: 1-an anaerobic tank, 101-a first anaerobic tank, 102-a second anaerobic tank, 103-a third anaerobic tank, 2-a baffle, 3-a water inlet pipe, 4-a first filter screen, 5-an electromagnetic control valve, 6-a flow sensor, 7-a water outlet pipe, 8-a sedimentation tank, 9-a water outlet valve, 10-a water outlet pipe, 11-a water discharge valve, 12-a sludge circulating pump, 13-a sludge return pipe, 14-a second filter screen, 15-a motor, 16-a stirring shaft, 17-a stirring blade, 18-a flange cover, 19-a window, 20-a gas storage tank and 21-a one-way valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, a multi-stage baffling anaerobic reaction tank comprises an anaerobic tank 1, wherein a baffle 2 is arranged in the anaerobic tank 1, one end of the baffle 2 is vertically and fixedly arranged on the inner side wall of the anaerobic tank 1, the baffles 2 are distributed in a staggered manner, the baffle 2 is arranged to facilitate the increase of the contact time between activated sludge and sewage, and the treatment efficiency is improved; the baffle plate 2 divides the interior of the anaerobic tank 1 into a first anaerobic tank 101, a second anaerobic tank 102 and a third anaerobic tank 103, the cross sections of the first anaerobic tank 101, the second anaerobic tank 102 and the third anaerobic tank 103 are rectangular, a water inlet pipe 3 is arranged on the side wall of the first anaerobic tank 101, an electromagnetic control valve 5 is arranged on the water inlet pipe 3, a flow sensor 6 is arranged in the water inlet pipe 3, sewage enters the first anaerobic tank 101 from the water inlet pipe 3, the flow sensor 6 senses the flow of the sewage in the water inlet pipe 3, the flow of the sewage is controlled by being electrically connected with the electromagnetic control valve 5, and the water level in the anaerobic tank 1 is ensured to be stable; a first filter screen 4 is arranged at the port of the water inlet pipe 3 in the first anaerobic tank 101, and the first filter screen 4 is convenient for filtering impurities in sewage; a second filter screen 14 is arranged between the other end of the baffle plate 2 and the inner side wall of the anaerobic tank 1, and the second filter screen 14 prevents a large amount of activated sludge among the first anaerobic tank 101, the second anaerobic tank 102 and the third anaerobic tank 103 from flowing, so that a large amount of activated sludge is accumulated in a single area, and the cleaning efficiency is low; a water outlet pipe 7 is arranged on the side wall of the third anaerobic tank 103, a sedimentation tank 8 is arranged on one side of the anaerobic tank 1, the anaerobic tank 1 is communicated with the sedimentation tank 8 through the water outlet pipe 7, a water outlet valve 9 is arranged on the water outlet pipe 7, a sludge return pipe 13 is arranged at the bottom of the sedimentation tank 8, a sludge circulating pump 12 is arranged on the sludge return pipe 13, the sludge return pipe 13 is respectively communicated with the first anaerobic tank 101, the second anaerobic tank 102 and the third anaerobic tank 103, and the sludge circulating pump 12 can convey activated sludge at the bottom of the sedimentation tank 8 into the anaerobic tank 1 through the sludge return pipe 13, so that the utilization rate of the activated sludge is improved, and the production cost of enterprises is reduced; the side wall of the sedimentation tank 8 is provided with a drain pipe 10, the drain pipe 10 is provided with a drain valve 11, the outer side walls of the first anaerobic tank 101, the second anaerobic tank 102 and the third anaerobic tank 103 are all provided with motors 15, the motors 15 are distributed in a staggered manner, the output shaft of each motor 15 is communicated with the side wall of the anaerobic tank 1, the output shaft of each motor 15 is fixedly provided with a stirring shaft 16, each stirring shaft 16 is provided with a stirring blade 17, and the contact area of sewage and activated sludge is increased in a stirring manner by arranging the motors 15, the stirring shafts 16 and the stirring blades 17, so that the sewage and the activated sludge are fully reacted, and the sewage treatment effect is improved; 1 top in anaerobism pond is provided with the outlet duct, 1 one side in anaerobism pond is provided with gas holder 20, the outlet duct passes through the pipeline intercommunication with gas holder 20, be provided with check valve 21 on the outlet duct, through setting up outlet duct, gas holder 20, the gaseous storage of gas holder 20 that activated sludge and sewage reaction produced is handled, causes air pollution in avoiding directly discharging the air, prevents the gas reflux through setting up check valve 21.
Example 2
As shown in fig. 1, the present embodiment is further optimized based on embodiment 1, specifically, a window 19 is disposed at the upper end of the anaerobic tank 1; the side wall of the anaerobic tank 1 is provided with a flange cover 18 by a second filter screen 14.
In the embodiment, the window 19 is arranged, so that the reaction condition in the anaerobic tank 1 can be observed at any time, and the emergency such as blockage of the second filter screen 14, component falling and the like can be responded to in time; when being convenient for second filter screen 14 to block up on the one hand through setting up blind flange 18, take out second filter screen 14 through opening blind flange 18 and wash, on the other hand can regularly clear up the activated sludge in the anaerobism pond 1, improves the utility model discloses a life.
Principle of operation
The utility model relates to a multi-stage baffling anaerobic reaction tank, each part is distributed as shown in figure 1, when in use, sewage is introduced into a first anaerobic tank 101 from a water inlet pipe 3 and a motor 15 switch is turned on, a flow sensor 6 senses the flow of the sewage in the water inlet pipe 3, and the flow of the sewage is controlled by electrically connecting with an electromagnetic control valve 5, so that the water level in the anaerobic tank 1 is ensured to be stable; when sewage passes through the first anaerobic tank 101, the second anaerobic tank 102 and the third anaerobic tank 103, the motor 15 stirs the sewage and the activated sludge, and the contact area of the sewage and the sludge is increased in a stirring manner by arranging the motor 15, the stirring shaft 16 and the stirring blades 17, so that the sewage and the sludge are fully reacted, and the sewage treatment effect is improved; after working for a period of time in the anaerobic tank 1, the water outlet valve 9 is opened, sewage in the anaerobic tank 1 is introduced into the sedimentation tank 8 through the water outlet pipe 7, the drainage valve 11 is opened and the motor 15 is closed after standing for a period of time, the drainage valve 11 and the water outlet valve 9 are closed after the sewage to be treated is discharged, the sludge circulating pump 12 is opened and closed, the sludge circulating pump 12 can convey active sludge at the bottom of the sedimentation tank 8 into the anaerobic tank 1 through the sludge return pipe 13, the utilization rate of the active sludge is improved, and the production cost of enterprises is reduced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a multistage baffling anaerobic reaction pond, its characterized in that, includes anaerobism pond (1), be provided with plate washer (2) in anaerobism pond (1), plate washer (2) one end vertical fixation is in anaerobism pond (1) inside wall, plate washer (2) staggered distribution, plate washer (2) become first anaerobism pond (101), second anaerobism pond (102), third anaerobism pond (103) with anaerobism pond (1) internal partitioning, first anaerobism pond (101) lateral wall is provided with inlet tube (3), inlet tube (3) port in first anaerobism pond (101) is provided with first filter screen (4), third anaerobism pond (103) lateral wall is provided with outlet pipe (7), be provided with outlet valve (9) on outlet pipe (7), anaerobism pond one side is provided with sedimentation tank (8), anaerobism pond with sedimentation tank (8) are through outlet pipe (7) intercommunication, the sedimentation tank (8) lateral wall is provided with drain pipe (10), be provided with drain valve (11) on drain pipe (10), first anaerobism pond (101), second anaerobism pond (102), third anaerobism pond (103) lateral wall all are provided with motor (15), motor (15) crisscross distribution, the output shaft of motor (15) runs through anaerobism pond lateral wall, the fixed (mixing) shaft (16) that is provided with of output shaft of motor (15), the fixed stirring vane (17) that is provided with on (mixing) shaft (16).
2. A multi-stage baffling anaerobic reaction tank according to claim 1, characterized in that an air outlet pipe is arranged at the top of the anaerobic tank (1), an air storage tank (20) is arranged at one side of the anaerobic tank (1), the air outlet pipe is communicated with the air storage tank (20) through a pipeline, and a one-way valve (21) is arranged on the air outlet pipe.
3. A multi-stage baffled anaerobic reaction tank according to claim 1, characterized in that a second filter screen (14) is arranged between the other end of the baffle (2) and the inner side wall of the anaerobic tank (1).
4. A multi-stage baffled anaerobic reaction tank according to claim 1, characterized in that an electromagnetic control valve (5) is arranged on the water inlet pipe (3), and a flow sensor (6) is arranged in the water inlet pipe (3).
5. A multi-stage baffled anaerobic reaction tank according to any one of claims 1 to 4, characterized in that a sludge return pipe (13) is arranged at the bottom of the sedimentation tank (8), a sludge circulating pump (12) is arranged on the sludge return pipe (13), and the sludge return pipe (13) is respectively communicated with the first anaerobic tank (101), the second anaerobic tank (102) and the third anaerobic tank (103).
6. A multi-stage baffled anaerobic reaction tank according to claim 5, characterized in that the cross sections of the first anaerobic tank (101), the second anaerobic tank (102) and the third anaerobic tank (103) are rectangular.
7. A multi-stage baffled anaerobic reaction tank according to claim 6, characterized in that the upper end of the anaerobic tank (1) is provided with a window (19).
8. A multi-stage baffled anaerobic reaction tank according to claim 7, characterized in that the side wall of the anaerobic tank (1) is provided with a flange cover (18) by a second sieve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921783353.8U CN210736322U (en) | 2019-10-23 | 2019-10-23 | Multistage baffling anaerobic reaction tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921783353.8U CN210736322U (en) | 2019-10-23 | 2019-10-23 | Multistage baffling anaerobic reaction tank |
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| Publication Number | Publication Date |
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| CN210736322U true CN210736322U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921783353.8U Active CN210736322U (en) | 2019-10-23 | 2019-10-23 | Multistage baffling anaerobic reaction tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114748935A (en) * | 2022-01-18 | 2022-07-15 | 浙江交工集团股份有限公司 | Slurry recycling equipment of concrete mixing plant and slurry recycling process thereof |
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2019
- 2019-10-23 CN CN201921783353.8U patent/CN210736322U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114748935A (en) * | 2022-01-18 | 2022-07-15 | 浙江交工集团股份有限公司 | Slurry recycling equipment of concrete mixing plant and slurry recycling process thereof |
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