CN215403340U - Anaerobic reactor of marsh gas inner loop - Google Patents
Anaerobic reactor of marsh gas inner loop Download PDFInfo
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- CN215403340U CN215403340U CN202023224339.XU CN202023224339U CN215403340U CN 215403340 U CN215403340 U CN 215403340U CN 202023224339 U CN202023224339 U CN 202023224339U CN 215403340 U CN215403340 U CN 215403340U
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Abstract
The utility model discloses an anaerobic reactor for internal circulation of biogas, which comprises a pool body and a water seal tank, wherein the water seal tank is arranged on the side of the pool body, the top of the pool body is provided with an air outlet pipe, the upper part of the inner cavity of the pool body is fixedly provided with a water outlet weir plate and a three-phase separator, a circulating water pipe is arranged between the water outlet weir plate and the three-phase separator, the circulating water pipe is connected with a distribution cylinder, a water inlet lifting pump and a circulating water pump, the bottom of the inner cavity of the pool body is provided with a disc-type water distributor, the disc-type water distributor is composed of a plurality of disc-type water distributor main pipes, one end of each water inlet pipe, which is far away from the disc-type water distributor main pipes, extends to the outer side of the pool body and is fixedly provided with an ejector, a gas guide pipe is fixedly connected on a gas guide port of each ejector, one end, which is far away from the ejector, is communicated with a biogas branch pipe, the anaerobic reactor utilizes the principle of the ejector to enable the water inlet to enter the bottom of the pool body in a high-flow-velocity state, and the biogas is used as a part for stirring, greatly improving the treatment efficiency of the anaerobic system.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to an anaerobic reactor for internal circulation of biogas.
Background
With the development of industrialization, environmental pollution is more and more serious, environmental protection workers are always puzzled on the treatment of high-concentration sewage and wastewater in water environment treatment, meanwhile, in order to solve the treatment of high-concentration organic wastewater, the application of an anaerobic technology in the field of high-concentration organic wastewater treatment is more and more extensive, and particularly, reactors such as an expanded granular sludge bed, an internal circulation anaerobic reactor, an upflow anaerobic sludge bed and the like are favored by people.
At present, bottom sludge is stirred by utilizing generated methane, so that inlet water and sludge are completely mixed, but the generated methane has a large influence on the sludge at the stirring bottom, for example, when the operation effect is poor and the inlet water amount is less, the stirring effect of the bottom of the methane is poor, and the methane cannot play a good role, so that the utility model provides the anaerobic reactor for methane internal circulation to solve the problems.
SUMMERY OF THE UTILITY MODEL
An embodiment of the present invention aims to provide an anaerobic reactor with biogas internally circulating to solve the above problems.
In order to achieve the purpose, the utility model provides the following technical scheme:
an anaerobic reactor with methane internal circulation comprises a tank body and a water seal tank, wherein the water seal tank is arranged on the side of the tank body, an air outlet pipe is arranged at the top of the tank body, one end of the air outlet pipe, which is far away from the tank body, is connected with a methane main pipe and a methane branch pipe, one end of the methane main pipe, which is far away from the air outlet pipe, extends into the water seal tank, a water outlet weir plate and a three-phase separator are fixedly arranged at the upper part of an inner cavity of the tank body, a self-flowing water outlet pipe is connected onto the water outlet weir plate, a circulating water pipe is arranged between the water outlet weir plate and the three-phase separator, a distribution cylinder, a water inlet lifting pump and a circulating water pump are connected onto the circulating water pipe, a water inlet flow meter is arranged on the water inlet lifting pump, a circulating flow meter is arranged on the circulating water pump, a disc-type water distributor is arranged at the bottom of the inner cavity of the tank body and consists of a plurality of disc-type water distributors, each disc-type water distributor is connected with a main pipe and uniformly provided with a plurality of disc-type water distributor branch pipes, the tail end of each disc-type water distributor branch pipe is provided with a nozzle, one end, away from the disc-type water distributor, of each water inlet pipe is extended to the outer side of the tank body and fixedly provided with an ejector, each ejector is connected to a distribution cylinder, an air guide pipe is fixedly connected to an air guide port of each ejector, and one end, away from the ejectors, of the air guide pipe is communicated with the methane branch pipe.
In one alternative: and a back washing device is arranged on the pipe section of each water inlet pipe positioned outside the tank body.
In one alternative: and a first sampling tube, a second sampling tube, a third sampling tube and a fourth sampling tube are sequentially arranged on the pool body from bottom to top.
In one alternative: and the top of the water seal box is inserted with an air duct for conveying the biogas to the membrane gas holder.
In one alternative: the water outlet weir plate and the three-phase separator are both made of stainless steel materials, and the water outlet pipe is made of a mesh steel belt polyethylene composite pipe.
Compared with the prior art, the embodiment of the utility model has the following beneficial effects:
1. this anaerobic reactor utilizes the principle of ejector for the entering cell body bottom that the intaking is in the high velocity of flow state, marsh gas can improve the reaction efficiency of waste water and mud as the partly of bottom stirring, and for automatic accurate regulation, make the reactor be in best running state always, improve anaerobic system treatment effeciency greatly, have practical meaning very much.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
FIG. 2 is a sectional view of a tank body in an embodiment of the present invention.
Notations for reference numerals: 1-a pool body, 2-a disc type water distributor, 3-an inlet water lift pump, 4-an inlet water flow meter, 5-a circulating water pump, 6-an ejector, 7-a circulating flow meter, 8-an air guide pipe, 9-a biogas main pipe, 10-an air guide pipe, 11-a water seal tank, 12-a circulating water pipe, 13-a water outlet weir plate, 14-an outlet pipe, 15-a three-phase separator, 16-an outlet pipe, 17-an air guide port, 18-an ejector outlet, 19-a disc type water distributor main pipe, 20-a disc type water distributor branch pipe, 21-a backwashing device, 22-a first sampling pipe, 23-a second sampling pipe, 24-a third sampling pipe and 25-a fourth sampling pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example 1
Referring to fig. 1 and 2, in an embodiment of the present invention, an anaerobic reactor with biogas internally circulating includes a tank body 1 and a water seal tank 11, the water seal tank 11 is arranged on the side of the tank body 1, the top of the tank body 1 is provided with an air outlet pipe 16, one end of the air outlet pipe 16 far away from the tank body 1 is respectively connected with a main methane pipe 9 and a branch methane pipe, one end of the main methane pipe 9 far away from the air outlet pipe 16 extends into the water seal tank 11, the top of the water seal tank 11 is inserted with an air duct 10 for conveying methane to the membrane gas cabinet, the upper part of the inner cavity of the tank body 1 is fixedly provided with a water outlet weir plate 13 and a three-phase separator 15, the water outlet weir plate 13 is connected with a self-flow water outlet pipe 14, the water outlet weir plate 13 and the three-phase separator 15 are both made of stainless steel materials, the water outlet pipe 14 is made of a mesh steel belt polyethylene composite pipe, the outdoor water outlet weir plate can be sun-proof and can prevent scaling, and the three-phase separator 15 can ensure that sludge, wastewater and methane can be fully separated.
A circulating water pipe 12 is arranged between the water outlet weir plate 13 and the three-phase separator 15, a distribution cylinder, a water inlet lifting pump 3 and a circulating water pump 5 are connected on the circulating water pipe 12, wherein be equipped with into water flowmeter 4 on the elevator pump 3 of intaking, be equipped with circulation flowmeter 7 on the circulating water pump 5, 1 inner chamber bottom in cell body is equipped with disc water-locator 2, disc water-locator 2 comprises many disc water-locator person in charge 19, every disc water-locator person in charge 19 all is connected with the inlet tube and evenly is equipped with many disc water-locator branch pipes 20, every disc water-locator branch pipe 20 end all is equipped with the nozzle, every inlet tube is kept away from disc water-locator person in charge 19 one end and all extends to the cell body 1 outside and fixedly is equipped with ejector 6 in order to guarantee to intake and be in high velocity of flow state, every ejector 6 all is connected on the distribution jar, all fixedly connected with air duct 8 on the air guide 17 of every ejector 6, the one end that ejector 6 was kept away from to air duct 8 is in charge of branch with the marsh gas and is linked together.
Furthermore, a back washing device 21 is arranged on the pipe section of each water inlet pipe outside the tank body 1, and high-pressure water is pumped into a back washing port to wash the disc-type water distributor 2 so as to avoid blockage.
Further, a first sampling tube 22, a second sampling tube 23, a third sampling tube 24 and a fourth sampling tube 25 are sequentially arranged on the cell body 1 from bottom to top, and are used for monitoring water quality conditions at different heights and checking whether the cell body 1 is in a uniformly mixed state or not.
The working principle of the utility model is as follows: the method comprises the steps of starting a water inlet lifting pump 3 and a circulating water pump 5, simultaneously starting a water inlet flow meter 4 and a circulating flow meter 7, starting a system according to self-control operation parameters, conveying water to a distribution cylinder by the water inlet lifting pump 3 and the circulating water pump 5, then entering each disc-type water distributor main pipe 19 through a jet device 6 and spraying out through nozzles at the tail ends of each disc-type water distributor branch pipe 20, and simultaneously matching with biogas, so that sludge at the bottom of a pool body 1 is in a uniform mixing state, wherein in the operation process, the sludge passes through a first sampling pipe 22, a second sampling pipe 23, a third sampling pipe 24 and a fourth sampling pipe 25 and is used for monitoring water quality conditions of different heights and checking whether the inside of the pool body 1 is in the uniform mixing state.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. An anaerobic reactor with biogas internal circulation comprises a tank body (1) and a water seal tank (11), wherein the water seal tank (11) is arranged on the side of the tank body (1), and is characterized in that an air outlet pipe (16) is arranged at the top of the tank body (1), one end of the air outlet pipe (16) far away from the tank body (1) is connected with a main biogas pipe (9) and a branch biogas pipe, one end of the main biogas pipe (9) far away from the air outlet pipe (16) extends into the water seal tank (11), a water outlet weir plate (13) and a three-phase separator (15) are fixedly arranged at the upper part of the inner cavity of the tank body (1), and a self-flow water outlet pipe (14) is connected onto the water outlet weir plate (13);
a circulating water pipe (12) is arranged between the water outlet weir plate (13) and the three-phase separator (15), a distribution cylinder, a water inlet lifting pump (3) and a circulating water pump (5) are connected on the circulating water pipe (12), a water inlet flow meter (4) is arranged on the water inlet lifting pump (3), a circulating flow meter (7) is arranged on the circulating water pump (5), a disc-type water distributor (2) is arranged at the bottom of the inner cavity of the tank body (1), the disc-type water distributor (2) is composed of a plurality of disc-type water distributor main pipes (19), each disc-type water distributor main pipe (19) is connected with a water inlet pipe and uniformly provided with a plurality of disc-type water distributor branch pipes (20), a nozzle is arranged at the tail end of each disc-type water distributor branch pipe (20), one end of each water inlet pipe, far away from the disc-type water distributor main pipe (19), extends to the outer side of the tank body (1) and is fixedly provided with a jet distributor (6), each jet device (6) is connected on the distribution cylinder, the gas guide port (17) of each ejector (6) is fixedly connected with a first gas guide pipe (8), and one end, far away from the ejector (6), of each first gas guide pipe (8) is communicated with the biogas branch pipe.
2. An anaerobic reactor with internal circulation of biogas according to claim 1, characterized in that the section of each water inlet pipe located outside the tank body (1) is provided with a back-washing device (21).
3. The anaerobic reactor for internal circulation of biogas according to claim 1, wherein the tank body (1) is provided with a first sampling pipe (22), a second sampling pipe (23), a third sampling pipe (24) and a fourth sampling pipe (25) from bottom to top in sequence.
4. An anaerobic reactor with internal circulation of biogas according to claim 1, characterized in that a second gas duct (10) for feeding biogas to the membrane gas holder is inserted at the top of the water-sealed tank (11).
5. An anaerobic reactor with internal circulation of biogas according to any of claims 1-4, characterized in that the water outlet weir plate (13) and the three-phase separator (15) are made of stainless steel material, and the water outlet pipe (14) is made of mesh steel belt polyethylene composite pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023224339.XU CN215403340U (en) | 2020-12-28 | 2020-12-28 | Anaerobic reactor of marsh gas inner loop |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023224339.XU CN215403340U (en) | 2020-12-28 | 2020-12-28 | Anaerobic reactor of marsh gas inner loop |
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| CN215403340U true CN215403340U (en) | 2022-01-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116040839A (en) * | 2022-12-08 | 2023-05-02 | 广州华科环保工程有限公司 | Sewage treatment tank capable of rapidly removing nitrogen and phosphorus |
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- 2020-12-28 CN CN202023224339.XU patent/CN215403340U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116040839A (en) * | 2022-12-08 | 2023-05-02 | 广州华科环保工程有限公司 | Sewage treatment tank capable of rapidly removing nitrogen and phosphorus |
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Address after: 450099 No. 906, floor 9, building 2, Xinghua science and Technology Industrial Park, west of the second street, south of Jingnan 1st Road, Zhengzhou area (Economic Development Zone), Zhengzhou pilot Free Trade Zone, Henan Province Patentee after: Huaxia Bishui Environmental Protection Technology Co.,Ltd. Address before: 450099 No. 906, 9th floor, building 2, Xinghua science and Technology Industrial Park Patentee before: HUAXIA BISHUI ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |