Anaerobic reactor for treating wastewater containing high sulfate

Abstract

The utility model relates to the technical field of anaerobic reactors, in particular to an anaerobic reactor for treating wastewater containing high sulfate, which is characterized in that the wastewater containing high sulfate is discharged into a filter mechanism, the filter mechanism filters impurities in the wastewater, and a filter plate in the filter mechanism is cleaned by starting a cleaning mechanism. Gas generated in the wastewater treatment process is discharged by starting the desulfurization mechanism, and the discharged gas is desulfurized, so that subsequent use of the gas is facilitated, and the practicability of the equipment is improved; comprising a filtering mechanism; the device further comprises a cleaning mechanism, a water distribution mechanism, a reaction mechanism, a drainage mechanism and a desulfurization mechanism, the filtering mechanism and the cleaning mechanism are both installed on the side wall of the reaction mechanism, the cleaning mechanism is located below the filtering mechanism, the water distribution mechanism is installed below the cleaning mechanism, the drainage mechanism is installed on the reaction mechanism, and the desulfurization mechanism is located on the right side of the reaction mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of anaerobic reactor, in particular to a kind of anaerobic reactor for treating high-sulfate-containing wastewater. BACKGROUND

[0002] High-sulfate-containing wastewater needs to be treated by combining process optimization, reactor design and combination technology, by controlling H2S toxicity, reducing microbial competition, to ensure the treatment efficiency;Two-phase anaerobic process, gas stripping method and IC reactor are effective solutions, and the best strategy needs to be selected according to wastewater quality and treatment requirements in practical application;In the future, with the development of material science and microbial technology, anaerobic treatment of high-sulfate-containing wastewater will be more efficient and more economical.

[0003] For example, the anaerobic reactor disclosed in the utility model patent with application number CN202320459371.0 is representative of one type of prior art, which mainly includes an anaerobic reactor body, a gas-liquid separation tank, a sliding block, a first sleeve ring, a reciprocating screw rod, a water inlet cover, a liquid inlet pipe, a gas pipe and a reflux pipe, etc. The functions of the anaerobic reactor are realized by the cooperation of the anaerobic reactor body, the gas-liquid separation tank, the sliding block, the first sleeve ring, the reciprocating screw rod, the water inlet cover, the liquid inlet pipe, the gas pipe and the reflux pipe, etc.

[0004] The impurities contained in high-sulfate-containing wastewater can block the water distribution mechanism. The traditional anaerobic reactor is difficult to remove the impurities in high-sulfate-containing wastewater, and it is also difficult to remove sulfides from the discharged gas. UTILITY MODEL CONTENT

[0005] To solve the above technical problems, the utility model provides an anaerobic reactor for treating high-sulfate-containing wastewater, which discharges the wastewater into a filter mechanism, filters the impurities in the wastewater, cleans the filter plate in the filter mechanism by starting the cleaning mechanism, discharges the gas generated during wastewater treatment by starting the desulfurization mechanism, and desulfurizes the discharged gas, facilitating subsequent use of the gas and improving the practicality of the equipment.

[0006] The utility model discloses an anaerobic reactor of processing high sulphate-containing wastewater, including filter mechanism, still include cleaning mechanism, water distribution mechanism, reaction mechanism, drainage mechanism and desulfurization mechanism, and filter mechanism and cleaning mechanism all install on the lateral wall of reaction mechanism, and cleaning mechanism is located the below of filter mechanism, and water distribution mechanism installs the below of cleaning mechanism, and drainage mechanism installs on the top of reaction mechanism, and desulfurization mechanism is located the right side of reaction mechanism, the high sulphate-containing wastewater of containing is arranged to filter mechanism, and filter mechanism carries out the filtration to the impurity in wastewater, and the filter plate in filter mechanism is cleaned through starting cleaning mechanism, and the high sulphate-containing wastewater of filtering is arranged to reaction mechanism through starting water distribution mechanism, and the wastewater is handled through reaction mechanism, and the wastewater of handling is discharged through starting drainage mechanism, and the gas in the process of handling wastewater is discharged through starting desulfurization mechanism, and the discharged gas is desulfurized, and the subsequent use of gas is convenient, and the practicality of equipment is improved.

[0007] Preferably, the filter mechanism includes a filter pipe, a mounting block, a filter plate, and a discharge pipe. The left end of the filter pipe is installed at the right end of the mounting block, the right end of the mounting block is installed on the reaction mechanism, the filter plate is installed on the inner wall of the filter pipe, the input end of the discharge pipe is connected with the outer wall of the filter pipe, and the discharge pipe is located at the left side of the filter plate. A valve is arranged on the input end of the discharge pipe, and the output end of the discharge pipe is connected with the reaction mechanism. The high sulphate-containing wastewater is arranged into the filter pipe, the impurities in the wastewater are filtered through the filter plate, and the filtered impurities are discharged into the reaction mechanism through the discharge pipe for anaerobic treatment of the wastewater. The mounting block supports the filter pipe, thereby improving the practicality of the equipment.

[0008] Preferably, the cleaning mechanism includes a mounting plate, a first air pump, a first pipeline, and a jet pipe. The mounting plate is installed on the reaction mechanism, the bottom end of the first air pump is installed at the top end of the mounting plate, the output end of the first air pump is connected with the input end of the first pipeline, the output end of the first pipeline is connected with the input end of the jet pipe, and the jet pipe is installed in the interior of the filter pipe and located at the right side of the filter plate. The gas generated by starting the first air pump is discharged into the jet pipe through the first pipeline, and the gas is discharged onto the filter plate through the jet pipe to clean the impurities attached to the filter plate. The mounting plate supports the first air pump, thereby improving the practicality of the equipment.

[0009] Preferably, the water distribution mechanism comprises a second pipe, a first wastewater pump, a third pipe, a rotating pipe, a first spray pipe, two sets of gears and a motor, the input end of the second pipe is connected with the outer wall of the filter pipe, the output end of the second pipe is connected with the input end of the first wastewater pump, the output end of the first wastewater pump is connected with the input end of the third pipe, the output end of the third pipe is connected with the input end of the rotating pipe, the output end of the rotating pipe is connected with the input end of the first spray pipe, the first spray pipe is provided with a plurality of output ends, and the first spray pipe is located in the reaction mechanism, the inner ring of one set of gears is mounted on the outer wall of the first spray pipe, the inner ring of the other set of gears is mounted on the output end of the motor, and the outer rings of the two sets of gears are meshed with each other; the second pipe is used for discharging the high-sulfate-containing wastewater filtered in the filter pipe to the rotating pipe through the third pipe and into the first spray pipe by starting the first wastewater pump, the wastewater is discharged into the reaction mechanism through the first spray pipe, the first spray pipe is rotated by starting the motor through the meshing of the two sets of gears, the wastewater is uniformly sprayed by the first spray pipe, and the practicability of the equipment is improved.

[0010] Preferably, the reaction mechanism comprises an anaerobic tank, a plurality of support columns and a blowdown pipe, the bottom end of the support column is mounted on the top end of the plurality of support columns, the input end of the blowdown pipe is connected with the lower outer wall of the anaerobic tank, and a valve is arranged on the input end of the blowdown pipe; the high-sulfate-containing wastewater is discharged into the anaerobic tank, the wastewater is subjected to anaerobic treatment in the anaerobic tank, and the sludge after the reaction is discharged through the blowdown pipe, the plurality of support columns support the anaerobic tank, and the practicability of the equipment is improved.

[0011] Preferably, the drainage mechanism comprises a fourth pipe, a second wastewater pump and a fifth pipe, the input end of the fourth pipe is connected with the upper outer wall of the anaerobic tank, the input end of the second wastewater pump is connected with the output end of the fourth pipe, and the input end of the fifth pipe is connected with the output end of the second wastewater pump; the wastewater after the reaction in the anaerobic tank is discharged through the fifth pipe by starting the second wastewater pump, and the practicability of the equipment is improved.

[0012] Preferably, the desulfurization mechanism comprises an exhaust pipe, a desulfurization barrel, a second air pump, a dissolving agent pump, a second spray pipe, a drain pipe and a support, the input end of the exhaust pipe is connected with the top end of the anaerobic tank, the output end of the exhaust pipe is connected with the outer wall of the desulfurization barrel, the input end of the second air pump is connected with the outer wall of the desulfurization barrel, the bottom end of the dissolving agent pump is mounted on the top end of the desulfurization barrel, the input end of the second spray pipe is connected with the output end of the dissolving agent pump, a plurality of output ends of the second spray pipe are located in the desulfurization barrel, the input end of the drain pipe is connected with the outer wall of the desulfurization barrel, and the bottom end of the desulfurization barrel is mounted on the top end of the support; the gas in the anaerobic tank is discharged into the desulfurization barrel by starting the second air pump, the gas in the desulfurization barrel is subjected to desulfurization and decomposition by starting the dissolving agent pump and discharging the decomposition solvent through the second spray pipe, the wastewater in the desulfurization barrel is discharged through the drain pipe, the support supports the desulfurization barrel, and the practicability of the equipment is improved.

[0013] The beneficial effects of the utility model compared with prior art are: containing high sulfur acid salt wastewater is discharged to the filtering mechanism, the filtering mechanism filters the impurities in the wastewater, the filter plate in the filtering mechanism is cleaned through starting the cleaning mechanism, containing high sulfur acid salt wastewater filtered in the filtering mechanism is discharged to the reaction mechanism through starting the water distribution mechanism, the wastewater is treated through the reaction mechanism, the treated wastewater is discharged through starting the drainage mechanism, the gas generated in the wastewater treatment process is discharged through starting the desulfurization mechanism, and the discharged gas is desulfurized, the subsequent use of the gas is facilitated, and the practicability of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the axial section view of the utility model;

[0015] Figure 2 is the front view section view of the filtering mechanism of the utility model;

[0016] Figure 3 is the axial schematic view of the cleaning mechanism of the utility model;

[0017] Figure 4 is the axial schematic view of the water distribution mechanism of the utility model;

[0018] Figure 5 is the axial schematic view of the reaction mechanism of the utility model;

[0019] Figure 6 is the axial schematic view of the drainage mechanism of the utility model;

[0020] Figure 7 is the axial section view of the desulfurization mechanism of the utility model.

[0021] Markings in the drawings: 01, filtering mechanism, 11, filter tube, 12, mounting block, 13, filter plate, 14, discharge pipe, 02, cleaning mechanism, 21, mounting plate, 22, first air pump, 23, first pipeline, 24, air injection pipe, 03, water distribution mechanism, 31, second pipeline, 32, first wastewater pump, 33, third pipeline, 34, rotating pipeline, 35, first spray pipe, 36, gear, 37, motor, 04, reaction mechanism, 41, anaerobic reactor, 42, support column, 43, blowdown pipe, 05, drainage mechanism, 51, fourth pipeline, 52, second wastewater pump, 53, fifth pipeline, 06, desulfurization mechanism, 61, exhaust pipe, 62, desulfurization barrel, 63, second air pump, 64, dissolving agent pump, 65, second spray pipe, 66, drain pipe, 67, support. DETAILED DESCRIPTION

[0022] For the convenience of understanding the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Embodiments

[0023] As Figure 1 shown, an anaerobic reactor for treating high-sulfate-containing wastewater includes a filtering mechanism 01; further including a cleaning mechanism 02, a water distribution mechanism 03, a reaction mechanism 04, a drainage mechanism 05 and a desulfurization mechanism 06, the filtering mechanism 01 and the cleaning mechanism 02 are both installed on the side wall of the reaction mechanism 04, the cleaning mechanism 02 is located below the filtering mechanism 01, the water distribution mechanism 03 is installed below the cleaning mechanism 02, the drainage mechanism 05 is installed on the upper surface of the reaction mechanism 04, and the desulfurization mechanism 06 is located on the right side of the reaction mechanism 04;

[0024] The high-sulfate-containing wastewater is discharged into the filtering mechanism 01, the filtering mechanism 01 filters the impurities in the wastewater, the filtering plate in the filtering mechanism 01 is cleaned by starting the cleaning mechanism 02, the high-sulfate-containing wastewater filtered in the filtering mechanism 01 is discharged into the reaction mechanism 04 by starting the water distribution mechanism 03, the wastewater is treated by the reaction mechanism 04, the treated wastewater is discharged by starting the drainage mechanism 05, the gas generated during the treatment of the wastewater is discharged by starting the desulfurization mechanism 06, and the discharged gas is desulfurized, which facilitates the subsequent use of the gas and improves the practicality of the equipment;

[0025] As Figure 2 shown, the filtering mechanism 01 includes a filtering pipe 11, a mounting block 12, a filtering plate 13 and a discharge pipe 14, the left end of the filtering pipe 11 is installed on the right end of the mounting block 12, the right end of the mounting block 12 is installed on the reaction mechanism 04, the filtering plate 13 is installed on the inner wall of the filtering pipe 11, the input end of the discharge pipe 14 is connected with the outer wall of the filtering pipe 11, and the discharge pipe 14 is located on the left side of the filtering plate 13, a valve is arranged on the input end of the discharge pipe 14, and the output end of the discharge pipe 14 is connected with the reaction mechanism 04;

[0026] As Figure 3 shown, the cleaning mechanism 02 includes a mounting plate 21, a first air pump 22, a first pipeline 23 and a jet pipe 24, the mounting plate 21 is installed on the reaction mechanism 04, the bottom end of the first air pump 22 is installed on the top end of the mounting plate 21, the output end of the first air pump 22 is connected with the input end of the first pipeline 23, the output end of the first pipeline 23 is connected with the input end of the jet pipe 24, and the jet pipe 24 is installed in the interior of the filtering pipe 11 and located on the right side of the filtering plate 13;

[0027] Wastewater containing high sulfate is discharged into filter pipe 11, where it passes through filter plate 13 to filter impurities. The filtered impurities are then discharged through discharge pipe 14 into reaction mechanism 04 for anaerobic treatment. Mounting block 12 supports filter pipe 11. Gas generated by starting first air pump 22 is discharged through first pipe 23 into jet pipe 24 and then onto filter plate 13 to clean impurities adhering to the filter plate 13. Mounting plate 21 supports first air pump 22, improving the practicality of the equipment. Example

[0028] like Figure 4 to Figure 6 As shown, based on Embodiment 1, it also includes a water distribution mechanism 03, a reaction mechanism 04, and a drainage mechanism 05. The water distribution mechanism 03 includes a second pipe 31, a first wastewater pump 32, a third pipe 33, a rotating pipe 34, a first spray pipe 35, two sets of gears 36, and a motor 37. The input end of the second pipe 31 is connected to the outer wall of the filter pipe 11, and the output end of the second pipe 31 is connected to the input end of the first wastewater pump 32. The output end of the first wastewater pump 32 is connected to the input end of the third pipe 33, and the output end of the third pipe 33 is connected to the input end of the rotating pipe 34. The output end of the rotating pipe 34 is connected to the input end of the first spray pipe 35. The first spray pipe 35 is provided with multiple output ends and is located inside the reaction mechanism 04, one of which... The inner ring of gear 36 is installed on the outer wall of the first spray pipe 35, and the inner ring of another set of gears 36 is installed on the output end of the motor 37. The outer rings of the two sets of gears 36 mesh with each other. The reaction mechanism 04 includes an anaerobic reactor 41, multiple support columns 42, and a sewage pipe 43. The bottom end of the support column 42 is installed on the top end of the multiple support columns 42. The input end of the sewage pipe 43 is connected to the lower outer wall of the anaerobic reactor 41, and a valve is provided on the input end of the sewage pipe 43. The drainage mechanism 05 includes a fourth pipe 51, a second wastewater pump 52, and a fifth pipe 53. The input end of the fourth pipe 51 is connected to the upper outer wall of the anaerobic reactor 41. The input end of the second wastewater pump 52 is connected to the output end of the fourth pipe 51. The input end of the fifth pipe 53 is connected to the output end of the second wastewater pump 52.

[0029] By starting the first wastewater pump 32, the high-sulfate wastewater filtered in the filter pipe 11 is discharged through the second pipe 31 via the third pipe 33 to the rotating pipe 34 and then into the first spray pipe 35. The wastewater is then discharged into the reaction mechanism 04 via the first spray pipe 35. By starting the motor 37, the first spray pipe 35 is rotated through the meshing of two sets of gears 36, so that the waste liquid is sprayed evenly. The high-sulfate wastewater is discharged into the anaerobic reactor 41, where it undergoes anaerobic treatment. The sludge that has completed the reaction is discharged through the drain pipe 43. Multiple support columns 42 support the anaerobic reactor 41. By starting the second wastewater pump 52, the wastewater that has completed the reaction in the anaerobic reactor 41 is discharged through the fourth pipe 51 via the fifth pipe 53, improving the practicality of the equipment. Example

[0030] like Figure 7 As shown, based on Embodiment 1, a desulfurization mechanism 06 is also included. The desulfurization mechanism 06 includes an exhaust pipe 61, a desulfurization tank 62, a second air pump 63, a solvent pump 64, a second spray pipe 65, a drain pipe 66, and a support 67. The input end of the exhaust pipe 61 is connected to the top of the anaerobic reactor 41, and the output end of the exhaust pipe 61 is connected to the outer wall of the desulfurization tank 62. The input end of the second air pump 63 is connected to the outer wall of the desulfurization tank 62. The bottom end of the solvent pump 64 is installed at the top of the desulfurization tank 62. The input end of the second spray pipe 65 is connected to the output end of the solvent pump 64. Multiple output ends of the second spray pipe 65 are located inside the desulfurization tank 62. The input end of the drain pipe 66 is connected to the outer wall of the desulfurization tank 62. The bottom end of the desulfurization tank 62 is installed at the top of the support 67.

[0031] By starting the second air pump 63, the gas in the anaerobic 41 is discharged into the desulfurization tank 62 through the exhaust pipe 61. By starting the solvent pump 64, the decomposition solvent is discharged through the second spray pipe 65 to desulfurize and decompose the gas in the desulfurization tank 62. The waste liquid in the desulfurization tank 62 is discharged through the drain pipe 66. The bracket 67 supports the desulfurization tank 62, improving the practicality of the equipment.

[0032] like Figure 1 to Figure 7As shown, the utility model discloses an anaerobic reactor for treating high-sulfate-containing wastewater, which, when in operation, first discharges the high-sulfate-containing wastewater into the filter tube 11, filters the impurities in the wastewater through the filter plate 13, discharges the filtered impurities into the reaction mechanism 04 through the discharge pipe 14 to perform anaerobic treatment on the wastewater, and then supports the filter tube 11 through the mounting block 12, generates gas through the first air pump 22, discharges the gas into the air injection pipe 24 through the first pipeline 23, discharges the gas into the filter plate 13 through the air injection pipe 24 to clean the impurities attached to the filter plate 13, supports the first air pump 22 through the mounting plate 21, discharges the filtered high-sulfate-containing wastewater in the filter tube 11 into the first spraying pipe 35 through the third pipeline 33 and the rotating pipeline 34 by starting the first wastewater pump 32, discharges the wastewater into the reaction mechanism 04 through the first spraying pipe 35, rotates the first spraying pipe 35 by starting the motor 37 through the meshing of the two sets of gears 36, evenly sprays the wastewater through the first spraying pipe 35, discharges the high-sulfate-containing wastewater into the anaerobic reactor 41, performs anaerobic treatment on the wastewater in the anaerobic reactor 41, discharges the sludge after reaction through the blowdown pipe 43, supports the anaerobic reactor 41 through the plurality of support columns 42, discharges the wastewater after reaction in the anaerobic reactor 41 through the fifth pipeline 53 by starting the second wastewater pump 52, discharges the gas in the anaerobic reactor 41 into the desulfurization barrel 62 through the exhaust pipe 61 by starting the second air pump 63, discharges the gas in the desulfurization barrel 62 through the second spraying pipe 65 by starting the dissolving agent pump 64 to perform desulfurization and decomposition on the gas, discharges the wastewater in the desulfurization barrel 62 through the drain pipe 66, and supports the desulfurization barrel 62 through the support 67 to improve the practicability of the equipment.

[0033] The first air pump 22, the first wastewater pump 32, the motor 37, the anaerobic reactor 41, the second wastewater pump 52, the second air pump 63 and the dissolving agent pump 64 are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual, without the need for the technical personnel in the field to make creative efforts.

[0034] The utility model discloses the main function realized is: discharging the high-sulfate-containing wastewater into the filter mechanism 01, the filter mechanism 01 filters the impurities in the wastewater, the filter plate in the filter mechanism 01 is cleaned through starting the cleaning mechanism 02, the gas generated in the process of treating the wastewater is discharged through starting the desulfurization mechanism 06, and the discharged gas is desulfurized, which is convenient for subsequent use of the gas and improves the practicability of the equipment.

[0035] The above only is the preferred implementation of the utility model, should point out, for ordinary technical personnel in the prior art, on the premise of not departing from the technical principle of the utility model, can make a number of improvements and variations, these improvements and variations also should view as the protection range of the utility model.

Claims

1. An anaerobic reactor for treating wastewater containing high sulfate levels, comprising a filtration mechanism (01); characterized in that, It also includes a cleaning mechanism (02), a water distribution mechanism (03), a reaction mechanism (04), a drainage mechanism (05), and a desulfurization mechanism (06). The filtration mechanism (01) and the cleaning mechanism (02) are both installed on the side wall of the reaction mechanism (04). The cleaning mechanism (02) is located below the filtration mechanism (01), the water distribution mechanism (03) is installed below the cleaning mechanism (02), the drainage mechanism (05) is installed above the reaction mechanism (04), and the desulfurization mechanism (06) is located on the right side of the reaction mechanism (04).

2. The anaerobic reactor for treating wastewater containing high sulfate levels as described in claim 1, characterized in that, The filtration mechanism (01) includes a filter tube (11), a mounting block (12), a filter plate (13), and a discharge pipe (14). The left end of the filter tube (11) is mounted on the right end of the mounting block (12), and the right end of the mounting block (12) is mounted on the reaction mechanism (04). The filter plate (13) is mounted on the inner wall of the filter tube (11). The input end of the discharge pipe (14) is connected to the outer wall of the filter tube (11), and the discharge pipe (14) is located on the left side of the filter plate (13). A valve is provided on the input end of the discharge pipe (14), and the output end of the discharge pipe (14) is connected to the reaction mechanism (04).

3. The anaerobic reactor for treating wastewater containing high sulfate levels as described in claim 2, characterized in that, The cleaning mechanism (02) includes a mounting plate (21), a first air pump (22), a first pipe (23), and a jet pipe (24). The mounting plate (21) is mounted on the reaction mechanism (04). The bottom end of the first air pump (22) is mounted on the top end of the mounting plate (21). The output end of the first air pump (22) is connected to the input end of the first pipe (23). The output end of the first pipe (23) is connected to the input end of the jet pipe (24). The jet pipe (24) is installed inside the filter pipe (11) and is located on the right side of the filter plate (13).

4. The anaerobic reactor for treating wastewater containing high sulfate levels as described in claim 2, characterized in that, The water distribution mechanism (03) includes a second pipe (31), a first wastewater pump (32), a third pipe (33), a rotating pipe (34), a first spray pipe (35), two sets of gears (36), and a motor (37). The input end of the second pipe (31) is connected to the outer wall of the filter pipe (11), the output end of the second pipe (31) is connected to the input end of the first wastewater pump (32), and the output end of the first wastewater pump (32) is connected to the input end of the third pipe (33). The output end of 3) is connected to the input end of the rotating pipe (34), and the output end of the rotating pipe (34) is connected to the input end of the first spray pipe (35). The first spray pipe (35) is provided with multiple output ends. The first spray pipe (35) is located inside the reaction mechanism (04). The inner ring of one set of gears (36) is installed on the outer wall of the first spray pipe (35), and the inner ring of another set of gears (36) is installed on the output end of the motor (37). The outer rings of the two sets of gears (36) mesh with each other.

5. An anaerobic reactor for treating wastewater containing high sulfate levels as described in claim 1, characterized in that, The reaction mechanism (04) includes an anaerobic reactor (41), multiple support columns (42) and a drain pipe (43). The bottom end of the support column (42) is installed on the top of the multiple support columns (42). The inlet end of the drain pipe (43) is connected to the lower outer wall of the anaerobic reactor (41). A valve is provided on the inlet end of the drain pipe (43).

6. An anaerobic reactor for treating wastewater containing high sulfate levels as described in claim 5, characterized in that, The drainage mechanism (05) includes a fourth pipe (51), a second wastewater pump (52) and a fifth pipe (53). The input end of the fourth pipe (51) is connected to the upper outer wall of the anaerobic reactor (41), the input end of the second wastewater pump (52) is connected to the output end of the fourth pipe (51), and the input end of the fifth pipe (53) is connected to the output end of the second wastewater pump (52).

7. An anaerobic reactor for treating wastewater containing high sulfate levels as described in claim 4, characterized in that, The desulfurization mechanism (06) includes an exhaust pipe (61), a desulfurization tank (62), a second air pump (63), a solvent pump (64), a second spray pipe (65), a drain pipe (66), and a support (67). The input end of the exhaust pipe (61) is connected to the top of the anaerobic reactor (41), and the output end of the exhaust pipe (61) is connected to the outer wall of the desulfurization tank (62). The input end of the second air pump (63) is connected to the outer wall of the desulfurization tank (62). The bottom end of the solvent pump (64) is installed at the top of the desulfurization tank (62). The input end of the second spray pipe (65) is connected to the output end of the solvent pump (64). Multiple output ends of the second spray pipe (65) are located inside the desulfurization tank (62). The input end of the drain pipe (66) is connected to the outer wall of the desulfurization tank (62). The bottom end of the desulfurization tank (62) is installed at the top of the support (67).

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