Anaerobic tower for treating gas-making condensate water after ammonia distillation

Abstract

The utility model discloses an anaerobic tower for gas-making condensate water treatment after ammonia distillation, which belongs to the technical field of water treatment and comprises a tower body, a water outlet, a water inlet and a through hole are arranged at the lower end of the curved surface of the tower body and are respectively and fixedly connected with a connecting pipe or a fixed shaft, and the other end of the connecting pipe is respectively connected with a first water pump or a second water pump; the inner surface of the middle part of the tower body is fixedly connected with a first-stage three-phase separator and a second-stage three-phase separator, and the middle parts of the first-stage three-phase separator and the second-stage three-phase separator are fixedly connected with a biogas collecting pipe; the lower end of the tower body is fixedly connected with a chassis, the lower end of the chassis is fixedly connected with a dredge pump through a flange, the upper end of the tower body is fixedly connected with a biogas water-sealed tank, impurity fusion and sedimentation and gas discharge are facilitated through a submersible water impeller, and the use of a biogas collecting pipe or a second water pump is improved through a first filter screen cover and a second filter screen cover; and the sediment is discharged out of the tower body through a dredge pump and the like.

Description

Technical Field

[0001] The utility model belongs to the technical field of water treatment, and in particular relates to an anaerobic tower used for treating gasification condensed water after ammonia distillation. Background Art

[0002] Anaerobic biological treatment of wastewater is an important technology in environmental engineering and energy engineering, and is one of the most powerful methods for treating organic wastewater. In the past, it was mostly used for the treatment of sludge, organic waste and some high-concentration organic wastewater in urban sewage treatment plants. In terms of building form, ordinary digesters were mainly used. Due to the disadvantages of long hydraulic retention time and low organic load, its application in wastewater treatment was limited for a long time.

[0003] In the prior art, an anaerobic tower for treating condensed water after ammonia evaporation is disclosed with patent announcement number CN218561214U. The mixed liquid in the above patent has a long hydraulic retention time here; the gas production in the upper separation zone is small, and no large water turbulence is generated, which is close to a horizontal flow state; these characteristics are conducive to the sedimentation and retention of granular sludge, enhance the mass transfer efficiency, and reduce the loss of sludge, but there are still the following deficiencies in actual use: from a practical point of view, the fusion precipitation in the reaction space relies purely on natural fusion precipitation, and the gas in the treated liquid cannot be efficiently discharged, the reaction efficiency needs to be improved, and a better solution is needed for the sediment at the bottom of the tower.

[0004] Therefore, an anaerobic tower for treating condensed water from gasification after ammonia distillation is needed to solve the problems existing in the prior art. Utility Model Content

[0005] The utility model aims to provide an anaerobic tower for treating condensed water after ammonia evaporation, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anaerobic tower for treating condensed water from gasification after ammonia distillation, comprising a tower body, a water outlet, a water inlet and a through hole are arranged at the lower end of the curved surface of the tower body, the water outlet, the water inlet and the through hole are respectively fixedly connected with a connecting pipe or a fixed shaft, and the other end of the connecting pipe is respectively connected with a first water pump or a second water pump; a primary three-phase separator and a secondary three-phase separator are fixedly connected to the inner surface of the middle part of the tower body, and a biogas collecting pipe is fixedly connected to the middle part of the primary three-phase separator and the secondary three-phase separator; a chassis is fixedly connected to the lower end of the tower body, a sludge suction pump is fixedly connected to the lower end of the chassis through a flange, a biogas water seal tank is fixedly connected to the upper end of the tower body, and a reflux pipe is fixedly connected to one side of the tower body.

[0007] It should be noted in the scheme that the first reaction space is between the inner surface of the lower end of the tower body and the first-stage three-phase separator, the anaerobic reaction space is between the first-stage three-phase separator and the second-stage three-phase separator, and the second reaction space is between the second-stage three-phase separator and the inner surface of the upper end of the tower body.

[0008] It is further worth noting that a controller is fixedly connected to one end of the fixed shaft, and a plurality of submersible flow thrusters are installed on the outer surface of the other end of the fixed shaft.

[0009] It should be further explained that the lower end of the biogas collection pipe is located in the first reaction space and is fixedly connected to a first filter cover, and the second water pump is fixedly connected to the inside of the water outlet at the lower end of the tower body curved surface.

[0010] As a preferred embodiment, a connecting plate is fixedly connected to the lower end of the biogas water seal tank, and the connecting plate is fixedly connected to the outer surface of the upper end of the tower body by a plurality of regular bolts, and an air outlet pipe is installed at the upper end of the biogas water seal tank.

[0011] As a preferred embodiment, the chassis is conical; a water distributor is horizontally installed in the middle of the inner surface of the conical chassis; a plurality of regular mud guide plates are longitudinally fixedly connected to the inner surface of the conical chassis; a mud outlet hole is provided at the lower end of the conical chassis, and the outer end of the mud outlet hole is fixedly connected to a funnel base through a flange.

[0012] As a preferred embodiment, a mud suction pipe is installed at the output end of the mud suction pump, and one end of the mud suction pipe is fixedly connected to the lower end of the funnel base.

[0013] As a preferred embodiment, the reflux pipe is respectively connected to the connecting pipe of the first water pump, the anaerobic reaction space and the second reaction space.

[0014] Compared with the prior art, the anaerobic tower provided by the utility model for treating condensed water after ammonia distillation has at least the following beneficial effects:

[0015] (1) By controlling the submersible flow propellers on the fixed shaft to rotate slowly through the controller, not only can the impurities in the treatment liquid in the first reaction space be effectively fused and precipitated better, but also the gas in the treatment liquid in the first reaction space can be better discharged from the treatment liquid, thereby making the reaction in the first reaction space more efficient.

[0016] (2) By installing the first filter cover and the second filter cover, the operation and service life of the biogas collection pipe can be effectively improved or the use efficiency and service life of the second water pump can be improved, thereby improving the practicality of the anaerobic tower used for treating condensed water after ammonia distillation.

[0017] (3) Through the shape and installation structure of the chassis, mud guide plate and funnel base, not only can the sediment in the first reaction space be effectively precipitated to the bottom of the chassis and then discharged from the tower body through the action of the mud suction pump and the mud suction pipe, but the funnel base, mud suction pump and mud suction pipe can also be quickly disassembled and repaired, thereby improving the practicality of the anaerobic tower used for the treatment of condensed water after ammonia distillation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The cross-sectional structure of the utility model is shown in FIG. Figure 1 ;

[0019] Figure 2 The cross-sectional structure of the utility model is shown in FIG. Figure 2 ;

[0020] Figure 3 It is a schematic diagram of the cross-sectional plan structure of the utility model.

[0021] In the figure: 1. tower body; 2. first water pump; 3. sludge suction pump; 301. sludge suction pipe; 4. controller; 401. fixed shaft; 402. submersible flow pusher; 5. second water pump; 6. chassis; 601. sludge guide plate; 602. funnel base; 7. primary three-phase separator; 8. secondary three-phase separator; 9. biogas collecting pipe; 10. first filter cover; 11. biogas water sealing tank; 1101. connecting plate; 1102. bolts; 12. return pipe; 13. outlet pipe; 14. water distributor; 15. second filter cover. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with embodiments.

[0023] See also Figure 1-3 The utility model provides an anaerobic tower for treating condensed water after ammonia distillation, comprising: a tower body 1, a water outlet, a water inlet and a through hole are arranged at the lower end of the curved surface of the tower body 1, the water outlet, the water inlet and the through hole are respectively fixedly connected with a connecting pipe or a fixed shaft 401, and the other end of the connecting pipe is respectively connected with a first water pump 2 or a second water pump 5; a primary three-phase separator 7 and a secondary three-phase separator 8 are fixedly connected to the inner surface of the middle part of the tower body 1, and a biogas collecting pipe 9 is fixedly connected to the middle part of the primary three-phase separator 7 and the secondary three-phase separator 8; a chassis 6 is fixedly connected to the lower end of the tower body 1, and a sludge suction pump 3 is fixedly connected to the lower end of the chassis 6 through a flange, a biogas water seal tank 11 is fixedly connected to the upper end of the tower body 1, and a reflux pipe 12 is fixedly connected to one side of the tower body 1.

[0024] Further as Figure 1As shown, it is worth explaining in detail that the first reaction space is between the inner surface of the lower end of the tower body 1 and the first-stage three-phase separator 7, the anaerobic reaction space is between the first-stage three-phase separator 7 and the second-stage three-phase separator 8, and the second reaction space is between the second-stage three-phase separator 8 and the inner surface of the upper end of the tower body 1. By setting the first reaction space, the anaerobic reaction space and the second reaction space, the reaction efficiency and practicality of the anaerobic tower used for treating condensed water from gasification after ammonia evaporation can be effectively improved.

[0025] Further as Figure 1 and Figure 3 As shown, it is worth explaining in detail that one end of the fixed shaft 401 is fixedly connected to the controller 4, and the outer surface of the other end of the fixed shaft 401 is installed with a plurality of submersible flow-makers 402. By controlling the plurality of submersible flow-makers 402 on the fixed shaft 401 to rotate slowly by the controller 4, not only can the impurities in the treatment liquid in the first reaction space be effectively fused and precipitated better, but also the gas in the treatment liquid in the first reaction space can be better discharged from the treatment liquid, thereby making the reaction in the first reaction space more efficient.

[0026] Further as Figure 1 and Figure 3 As shown, it is worth specifically explaining that the lower end of the biogas collecting pipe 9 is located in the first reaction space and is fixedly connected to a first filter cover 10, and the second water pump 5 is fixedly connected to the inside of the water outlet at the lower end of the curved surface of the tower body 1 with a second filter cover 15. By installing the first filter cover 10 and the second filter cover 15, the operation and service life of the biogas collecting pipe 9 or the use efficiency and life of the second water pump 5 can be effectively improved, thereby improving the practicality of the anaerobic tower used for treating condensed water from gasification after ammonia evaporation.

[0027] This scheme has the following working process: first, the treated liquid passes through the first water pump 2 and enters the first reaction space through the connecting pipe. At the same time, by turning on the controller 4, the several submersible flow propellers 402 on the fixed shaft 401 are controlled to rotate slowly. After a period of reaction in the first reaction space, it passes through the first three-phase separator 7 to enter the anaerobic reaction space, and then passes through the second three-phase separator 8 to enter the second reaction space. At the same time, the biogas will enter the biogas water seal tank 11 through the biogas collection pipe 9, and then be discharged from the outlet pipe 13. At the same time, the treated liquid will be discharged from the second water pump 5 and its connecting pipe. At the same time, the precipitated sediment will accumulate at the bottom of the chassis 6, and finally be discharged through the mud suction pipe 301 and the mud suction pump 3.

[0028] According to the above working process, it can be known that: by setting the first reaction space, the anaerobic reaction space and the second reaction space, the reaction efficiency and practicality of the anaerobic tower used for treating condensed water from gasification after ammonia evaporation can be effectively improved. By controlling the slow rotation of the plurality of submersible flow propellers 402 on the fixed shaft 401 by the controller 4, not only can the impurities in the treatment liquid in the first reaction space be effectively fused and precipitated better, but also the gas in the treatment liquid in the first reaction space can be better discharged from the treatment liquid, thereby making the reaction in the first reaction space more efficient. By installing the first filter cover 10 and the second filter cover 15, the operation and service life of the biogas collection pipe 9 can be effectively improved or the use efficiency and service life of the second water pump 5 can be improved, thereby improving the practicality of the anaerobic tower used for treating condensed water from gasification after ammonia evaporation.

[0029] Further as Figure 1 and Figure 3 As shown, it is worth specifically explaining that a connecting plate 1101 is fixedly connected to the lower end of the biogas water seal tank 11, and the connecting plate 1101 is fixedly connected to the outer surface of the upper end of the tower body 1 by a plurality of regular bolts 1102, and an air outlet pipe 13 is installed at the upper end of the biogas water seal tank 11. The position and connection relationship of the biogas water seal tank 11, the connecting plate 1101 and the plurality of regular bolts 1102 facilitate the installation and maintenance of the biogas water seal tank 11, thereby increasing the practicality of the biogas water seal tank 11.

[0030] Further as Figure 2 and Figure 3 As shown, it is worth explaining in detail that the chassis 6 is conical; a water distributor 14 is horizontally installed in the middle of the inner surface of the conical chassis 6; a number of regular mud guide plates 601 are fixedly connected to the inner surface of the conical chassis 6 longitudinally; a mud outlet hole is provided at the lower end of the conical chassis 6, and a funnel base 602 is fixedly connected to the outer end of the mud outlet hole through a flange. Through the shape of the chassis 6 and the installation of a number of regular mud guide plates 601, the sediment in the first reaction space can be effectively precipitated to the bottom of the chassis 6, and then discharged from the tower body 1 through the action of the mud suction pump 3 and the mud suction pipe 301, thereby improving the practicality of the anaerobic tower used for treating condensed water after ammonia evaporation.

[0031] Further as Figure 1 , Figure 2 and Figure 3 As shown, it is worth specifically explaining that a sludge suction pipe 301 is installed at the output end of the sludge suction pump 3, and one end of the sludge suction pipe 301 is fixedly connected to the lower end of the funnel base 602. Through the position and connection relationship of the sludge suction pump 3 and the sludge suction pipe 301, the funnel base 602, the sludge suction pump 3 and the sludge suction pipe 301 can be quickly disassembled and repaired, thereby improving the practicality of the anaerobic tower used for treating condensed water from gasification after ammonia evaporation.

[0032] Further as Figure 1 and Figure 3 As shown, it is worth explaining in detail that the reflux pipe 12 is respectively connected to the connecting pipe of the first water pump 2, the anaerobic reaction space and the second reaction space. Through the reflux pipe 12, the reaction liquid in the first reaction space, the anaerobic reaction space and the second reaction space can be effectively recovered and repeatedly operated, thereby increasing the practicality of the anaerobic tower used for treating condensed water after ammonia evaporation.

[0033] In summary: first, the treated liquid passes through the first water pump 2 and enters the first reaction space through the connecting pipe. At the same time, by turning on the controller 4, the several submersible flow propellers 402 on the fixed shaft 401 are controlled to rotate slowly. After a period of reaction in the first reaction space, it passes through the first three-phase separator 7 to enter the anaerobic reaction space, and then passes through the second three-phase separator 8 to enter the second reaction space. At the same time, the biogas will enter the biogas water seal tank 11 through the biogas collection pipe 9, and then be discharged from the outlet pipe 13. At the same time, the treated liquid will be discharged from the second water pump 5 and its connecting pipe. At the same time, the precipitated sediment will accumulate at the bottom of the chassis 6, and finally be discharged through the mud suction pipe 301 and the mud suction pump 3. The position and connection relationship of the biogas water seal tank 11, the connecting plate 1101 and the several regular bolts 1102 facilitate the installation of the biogas water seal tank 11. Installation and maintenance, thereby increasing the practicality of the biogas water seal tank 11; through the shape of the chassis 6 and the installation of a number of regular mud guide plates 601, the sediment in the first reaction space can be effectively precipitated to the bottom of the chassis 6, and then discharged from the tower body 1 through the action of the mud suction pump 3 and the mud suction pipe 301, thereby improving the practicality of the anaerobic tower used for treating condensed water from gasification after ammonia distillation; through the position and connection relationship of the mud suction pump 3 and the mud suction pipe 301, the funnel base 602, the mud suction pump 3 and the mud suction pipe 301 can be quickly disassembled and maintained, thereby improving the practicality of the anaerobic tower used for treating condensed water from gasification after ammonia distillation; through the reflux pipe 12, the reaction liquid in the first reaction space, the anaerobic reaction space and the second reaction space can be effectively recovered and repeatedly operated, thereby increasing the practicality of the anaerobic tower used for treating condensed water from gasification after ammonia distillation.

[0034] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. An anaerobic tower for treating condensed water from ammonia distillation, comprising a tower body (1), characterized in that: The lower end of the curved surface of the tower body (1) is provided with a water outlet, a water inlet and a through hole, the water outlet, the water inlet and the through hole are respectively fixedly connected to a connecting pipe or a fixed shaft (401), and the other end of the connecting pipe is respectively connected to a first water pump (2) or a second water pump (5); a primary three-phase separator (7) and a secondary three-phase separator (8) are fixedly connected to the inner surface of the middle part of the tower body (1), and a biogas collection pipe (9) is fixedly connected to the middle part of the primary three-phase separator (7) and the secondary three-phase separator (8); the lower end of the tower body (1) is fixedly connected to a chassis (6), and the lower end of the chassis (6) is fixedly connected to a sludge suction pump (3) through a flange; the upper end of the tower body (1) is fixedly connected to a biogas water seal tank (11), and one side of the tower body (1) is fixedly connected to a return pipe (12).

2. The anaerobic tower for treating condensed water after ammonia distillation according to claim 1, characterized in that: A first reaction space is formed between the inner surface of the lower end of the tower body (1) and the first three-phase separator (7), an anaerobic reaction space is formed between the first three-phase separator (7) and the second three-phase separator (8), and a second reaction space is formed between the second three-phase separator (8) and the inner surface of the upper end of the tower body (1).

3. The anaerobic tower for treating condensed water after ammonia distillation according to claim 1, characterized in that: One end of the fixed shaft (401) is fixedly connected to a controller (4), and the outer surface of the other end of the fixed shaft (401) is provided with a plurality of submersible flow thrusters (402).

4. The anaerobic tower for treating condensed water after ammonia distillation according to claim 1, characterized in that: The lower end of the biogas collection pipe (9) is located in the first reaction space and is fixedly connected to a first filter cover (10), and the second water pump (5) is fixedly connected to the inside of the water outlet at the lower end of the curved surface of the tower body (1) and a second filter cover (15).

5. The anaerobic tower for treating condensed water after ammonia distillation according to claim 1, characterized in that: The lower end of the biogas water seal tank (11) is fixedly connected to a connecting plate (1101), and the connecting plate (1101) is fixedly connected to the outer surface of the upper end of the tower body (1) through a plurality of regular bolts (1102), and an air outlet pipe (13) is installed at the upper end of the biogas water seal tank (11).

6. The anaerobic tower for treating condensed water after ammonia distillation according to claim 1, characterized in that: The chassis (6) is conical; a water distributor (14) is transversely installed in the middle of the inner surface of the conical chassis (6); a plurality of regular mud guide plates (601) are longitudinally fixedly connected to the inner surface of the conical chassis (6); a mud outlet hole is provided at the lowest end of the conical chassis (6), and a funnel base (602) is fixedly connected to the outer end of the mud outlet hole via a flange.

7. The anaerobic tower for treating condensed water after ammonia distillation according to claim 1, characterized in that: A mud suction pipe (301) is installed at the output end of the mud suction pump (3), and one end of the mud suction pipe (301) is fixedly connected to the lower end of the funnel base (602).

8. The anaerobic tower for treating condensed water after ammonia distillation according to claim 1, characterized in that: The reflux pipe (12) is respectively connected to the connecting pipe of the first water pump (2), the anaerobic reaction space and the second reaction space.

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