CN216106214U

CN216106214U - Treatment device for removing scales on water inlet and outlet pipelines of anaerobic reactor

Info

Publication number: CN216106214U
Application number: CN202122458276.2U
Authority: CN
Inventors: 史瑞明; 刘勇; 马延中
Original assignee: W-STARTECH (BEIJING) ENVIRONMENTAL TECHNOLOGY CO LTD
Current assignee: W-STARTECH (BEIJING) ENVIRONMENTAL TECHNOLOGY CO LTD
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-03-22
Anticipated expiration: 2031-10-13

Abstract

The utility model relates to a treatment device for removing scales on an inlet and outlet water pipeline of an anaerobic reactor, which relates to the technical field of anaerobic treatment of sewage: including anaerobism water inlet part, anaerobism water outlet part, anaerobism extrinsic cycle part, pipeline cleaning part, anaerobism water inlet part passes through the blender and gets into anaerobic reactor, anaerobic reactor passes through outlet pipe and aerobic reaction pond intercommunication, anaerobism extrinsic cycle part passes through extrinsic cycle back flow, extrinsic cycle pump outlet pipe and anaerobism business turn over water part intercommunication, pipeline cleaning part through the washing branch pipe and the anaerobism business turn over water part intercommunication of backward flow lateral pipe, water outlet main's washing branch pipe and inlet tube. According to the utility model, through the external circulation pipeline and the pipeline cleaning pipeline, the external circulation backflow water, the cleaning water and the medicament are respectively used for hydraulic cleaning and medicament cleaning of the water inlet and outlet pipelines, so that the effects of removing scaling and blockage of the pipelines and dredging the pipelines are realized, the production stop maintenance period of equipment is shortened, and the operating cost is reduced.

Description

Treatment device for removing scales on water inlet and outlet pipelines of anaerobic reactor

Technical Field

The utility model relates to a treatment device for removing scales on an inlet water pipeline and an outlet water pipeline of an anaerobic reactor, and relates to the technical field of anaerobic treatment of sewage.

Background

Anaerobic biological treatment technology is widely applied to the treatment of high-concentration organic wastewater, wherein an anaerobic reactor is a key device. For specific organic wastewater such as papermaking wastewater, landfill leachate and the like, because the concentration of calcium and magnesium ions in raw water is high, inorganic salts such as calcium, magnesium and the like gradually form scales on the inner wall of the anaerobic reactor and the inner wall of a water inlet and outlet pipe in operation, and meanwhile, suspended matters in sewage are promoted to deposit and adhere on the pipe wall.

Therefore, it is necessary to research a device for removing scale on the water inlet and outlet pipelines of the anaerobic reactor, so as to ensure the long-term stable operation of equipment, reduce the times of production stoppage and maintenance and reduce the maintenance working strength. The utility model provides a treatment device for removing scales of an inlet and outlet water pipeline of an anaerobic reactor, aiming at the problem that solid suspended matters are easy to deposit on the pipeline to cause scale blockage of the pipeline due to the scales of calcium and magnesium ions in the inlet and outlet water pipeline of the anaerobic reactor in the prior art.

Disclosure of Invention

The utility model aims to provide a treatment device for removing scales from an inlet water pipeline and an outlet water pipeline of an anaerobic reactor, thereby solving the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a get rid of anaerobic reactor water inlet and outlet pipe scale deposit's processing apparatus, includes anaerobism water inlet portion, anaerobism water outlet portion, anaerobism outer circulation part, pipeline cleaning part pass through the water inlet portion with the water outlet portion with pipeline cleaning part links to each other.

The anaerobic water inlet part sequentially comprises a water inlet lift pump, a water inlet pipe and a mixer, a regulating tank is arranged in front of the anaerobic reactor, and raw sewage enters the regulating tank, is lifted by the water inlet lift pump and enters the anaerobic reactor through the mixer.

Preferably, the anaerobic water outlet part sequentially comprises a main water outlet pipe and a water outlet pipe of the anaerobic reactor, one end of the water outlet pipe is connected with one end of the main water outlet pipe through a tee joint, the other end of the water outlet pipe is connected to the aerobic reaction tank, and the other end of the main water outlet pipe is connected with a water outlet groove at the upper end of the anaerobic reactor.

The anaerobism extrinsic cycle part includes extrinsic cycle back flow, backward flow bleeder, outer circulating pump outlet pipe in proper order, backward flow bleeder one end connects to the washing jar of pipeline cleaning part, and the other end passes through the tee bend and links to each other with the extrinsic cycle back flow, outer circulating pump outlet pipe with the inlet tube UNICOM of anaerobism water inlet part.

Preferably, the pipeline cleaning part includes the washing branch pipe of wasing jar, cleaner pipeline, high pressure cleaning pump, inlet tube, the washing branch pipe of water outlet main in proper order, inlet tube wash branch pipe one end with the blender passes through flange joint, water outlet main's washing branch pipe one end and water outlet main upper end are connected, the washing branch pipe other end of inlet tube and water outlet main's washing branch pipe other end pass through the tee bend and wash the pipeline intercommunication, the high pressure cleaning pump set up in on cleaning part's the scavenge pipe.

The utility model has the beneficial effects that:

1. the utility model communicates the external circulation reflux pipe with the water outlet pipe of the anaerobic reactor, communicates the water outlet pipe of the external circulation pump with the water inlet pipe of the anaerobic reactor, and hydraulically flushes the water inlet pipe and the water outlet pipe of the anaerobic reactor by means of the external circulation reflux water, thereby removing the scale on the anaerobic water inlet and outlet pipes and reducing the cleaning period of production stoppage.

2. An adjusting tank is arranged in front of the anaerobic reactor, so that the anaerobic reactor is shut down periodically and in a short time, and a water inlet pipeline and a water outlet pipeline of the anaerobic reactor are washed by high-pressure water to remove scale in the pipelines.

3. When the equipment is stopped to be maintained, the chemical descaling of the water inlet pipeline and the water outlet pipeline of the anaerobic reactor can be realized through the pipeline cleaning part, the pipelines do not need to be disassembled, the labor cost is saved, and the working strength is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a treatment device for removing scale in an inlet and outlet water pipeline of an anaerobic reactor, according to the utility model:

wherein: 1-regulating tank, 2-water inlet lift pump, 3-water inlet pipe, 4-mixer, 5-valve a, 6-anaerobic reactor, 7-water outlet main pipe, 8-valve b, 9-water outlet pipe, 10-external circulation return pipe, 11-valve c, 12-external circulation pump, 13-external circulation pump water outlet pipe, 14-cleaning tank, 15-return branch pipe, 16-valve d, 17-cleaning agent pipeline, 18-high pressure cleaning pump, 19-cleaning branch pipe of water inlet pipe, 20-valve e, 21-cleaning branch pipe of water outlet main pipe, 22-valve f, 23-cleaning pipeline and 24-aerobic reaction tank.

Detailed Description

In order to make the purpose and technical solution of the present invention more clearly understood, the technical solution of the present invention is further described below with reference to the accompanying drawings, and the embodiments described herein are only for explaining the present invention and are not used to limit the present invention.

The embodiment provides a treatment device for removing scales on an inlet and outlet water pipeline of an anaerobic reactor, and as shown in fig. 1, the treatment device comprises an anaerobic water inlet part A, an anaerobic water outlet part B, an external circulating water part C and a pipeline cleaning part D.

Anaerobic water inlet portion A includes intake elevator pump 2, inlet tube 3, blender 4 in proper order, is equipped with equalizing basin 1 before the anaerobic reactor, and former sewage gets into after the equalizing basin, promotes through intake elevator pump 2, gets into anaerobic reactor 6 through the distributive pipe.

The anaerobic water outlet part B sequentially comprises an anaerobic reactor water outlet main pipe 7 and a water outlet pipe 9, one end of the water outlet pipe 9 is connected with one end of the water outlet main pipe 7 through a tee joint with the external circulation return pipe 10, the other end of the water outlet pipe is connected to the aerobic reaction tank 24, and the other end of the water outlet main pipe 7 is connected with a water outlet groove at the upper end of the anaerobic reactor 6.

Anaerobism extrinsic cycle part C includes extrinsic cycle back flow pipe 10, backward flow bleeder 15, extrinsic cycle pump 12, extrinsic cycle pump outlet pipe 13 in proper order, 15 one end of backward flow bleeder are connected to pipeline cleaning part's washing jar 14, and the other end passes through the tee bend and links to each other with extrinsic cycle back flow pipe 10, extrinsic cycle pump outlet pipe 13 with the inlet tube 3 UNICOM of anaerobism water inlet part.

Equalizing basin 1 and anaerobic reactor 6 link to each other through the partial inlet water pipeline of anaerobism, the inlet channel on be equipped with into water elevator pump 2, blender 4, 6 upper ends of anaerobic reactor be equipped with out the basin, the basin of going out link to each other with outlet header 7. The reactor is characterized in that a valve 8 is arranged on a water outlet pipe 9 of the reactor, and a reflux pump 12 and a valve 11 are arranged on the external circulation reflux pipe.

When the device works, raw sewage is lifted by the water inlet lifting pump 2, is mixed with the outlet return water of the external circulation pump in the mixer 4 and then enters the bottom of the anaerobic reactor 6, the sewage and anaerobic sludge are fully mixed and reacted to degrade a large amount of organic matters and generate methane, and the treated sewage is subjected to gas, solid and liquid separation and then enters the aerobic reaction tank 24 through the water outlet header pipe 7 and the water outlet pipe 9. The return water passes through the water outlet header pipe 7 and the external circulation return pipe 10, is lifted by the external circulation pump 12 and then enters the anaerobic reactor 6, and the water flow of the water inlet and outlet pipelines is increased, the flow rate of the pipelines is improved, and the scaling tendency in the water inlet and outlet pipelines is reduced.

Preferably, pipeline cleaning part D includes in proper order and washs jar 14, cleaner pipeline 17, high pressure cleaning pump 18, washing pipeline 23, the washing branch pipe 19 of inlet tube, the washing branch pipe 21 of exhalant canal, 19 one ends of washing branch pipe of inlet tube with blender 4 passes through flange joint, the washing branch pipe 21 one end and the exhalant canal 7 upper end of exhalant canal are connected, the washing branch pipe 19 other end of inlet tube and exhalant canal's washing branch pipe 21 other end pass through tee bend and washing pipeline 23 intercommunication, high pressure cleaning pump 18 set up in on cleaning part's the washing pipeline.

Illustratively, the present invention provides for the line wash section to include an on-line wash mode, a shutdown wash mode, and a chemical wash mode.

When the pipeline cleaning part provided by the utility model is in an online hydraulic cleaning mode, referring to fig. 1, the valve 16 and the valve 22 are opened, the valve 20 is closed, the water inlet and outlet pipelines of the cleaning part of the water outlet main pipe are communicated, and the cleaning pump 18 performs hydraulic cleaning on the water outlet main pipe of the anaerobic reactor by using external circulation return water. The valve 22 is closed, the valve 20 and the valve 16 are opened, the water inlet and outlet pipelines of the cleaning part of the water inlet pipe are communicated, and the cleaning pump 18 utilizes the external circulation return water to perform hydraulic cleaning on the water inlet pipe of the anaerobic reactor. By increasing the pressure and the flow speed of the water inlet and outlet pipeline, the scale formation in the water inlet and outlet pipeline of the pipeline is slowed down.

When the cleaning part of the pipeline provided by the utility model is in a shutdown cleaning mode, referring to fig. 1, the valve 22 is opened, the valve 20 is closed, the water inlet and outlet pipeline of the cleaning part of the water outlet main pipe is communicated, and the cleaning pump 18 uses cleaning water to perform repeated hydraulic cleaning on the water outlet main pipe of the anaerobic reactor. The valve 22 is closed, the valve 20 is opened, the water inlet and outlet pipeline of the cleaning part of the water inlet pipe is communicated, and the cleaning pump 18 uses the cleaning water to carry out repeated hydraulic cleaning on the water inlet pipe of the anaerobic reactor. An adjusting tank 1 is arranged in front of the anaerobic reactor 6, the anaerobic reactor is adjusted by the tank volume to periodically stop and start a stop cleaning mode, and the water inlet and outlet pipelines are hydraulically cleaned to remove the scaling of the pipelines.

When the pipeline cleaning part provided by the utility model is in a chemical cleaning mode, referring to fig. 1, the valve 8, the valve 11 and the valve 20 are closed, the valve 16 and the valve 22 are opened, the water inlet and outlet pipeline of the water outlet main pipe cleaning part is communicated, the cleaning pump 18 lifts the cleaning agent to the water outlet main pipe 7, the water outlet main pipe is soaked and cleaned by the cleaning agent, the scaling in the pipeline is removed, and the pipeline is dredged.

The above-mentioned embodiments are only for illustrating and explaining the present invention in detail, and should not be construed as limiting the scope of the present invention, and all modifications and variations made thereto are considered to be within the scope of the present invention.

Claims

1. A treatment device for removing scales on an inlet water pipeline and an outlet water pipeline of an anaerobic reactor is characterized by comprising an anaerobic water inlet part, an anaerobic water outlet part, an anaerobic external circulation part and a pipeline cleaning part, wherein the pipeline cleaning part is connected with the pipeline cleaning part through the water inlet part and the water outlet part; the anaerobic water inlet part comprises a water inlet lift pump, a water inlet pipe and a mixer, a regulating tank is arranged in front of the anaerobic reactor, and raw sewage enters the regulating tank, is lifted by the water inlet lift pump and enters the anaerobic reactor through the mixer.

2. The apparatus according to claim 1, wherein the anaerobic effluent part comprises an anaerobic reactor effluent main pipe and an effluent pipe in sequence, one end of the effluent pipe is connected with an external circulation reflux pipe through a tee joint and one end of the effluent main pipe, the other end of the effluent pipe is connected to the aerobic reaction tank, and the other end of the effluent main pipe is connected with an effluent groove at the upper end of the anaerobic reactor.

3. The device for removing scale on the water inlet and outlet pipeline of the anaerobic reactor according to claim 1, wherein the anaerobic external circulation part comprises an external circulation return pipe, a branch return pipe, an external circulation pump and an external circulation pump water outlet pipe in sequence, one end of the branch return pipe is connected to the cleaning tank of the pipeline cleaning part, the other end of the branch return pipe is connected with the external circulation return pipe through a tee joint, and the external circulation pump water outlet pipe is communicated with the water inlet pipe of the anaerobic water inlet part.

4. The device for removing scale on water inlet and outlet pipelines of an anaerobic reactor according to claim 1, characterized in that the pipeline cleaning part comprises a cleaning tank, a cleaning agent pipeline, a high-pressure cleaning pump, cleaning branch pipes of the water inlet pipe and cleaning branch pipes of the water outlet main pipe in sequence, one end of each cleaning branch pipe of the water inlet pipe is connected with the mixer through a flange, one end of each cleaning branch pipe of the water outlet main pipe is connected with the upper end of the water outlet main pipe, the other end of each cleaning branch pipe of the water inlet pipe is communicated with the cleaning branch pipes of the water outlet main pipe through a tee, and the high-pressure cleaning pump is arranged on the cleaning branch pipes of the cleaning part.