CN213037624U - Double-system full-automatic integrated sewage treatment equipment - Google Patents

Abstract

Double-system full-automatic integrated sewage treatment equipment. The existing sewage treatment system occupies a large area at present, a structure can be constructed underground or built underground by adopting a concrete structure, the cost is high, the structure has the defects of low volume load, low degradation efficiency and the like, and the automatic intelligent management of a sewage treatment system is not available. The utility model discloses its constitution includes: clear water basin (8), MBR membrane cisterna (14), pipe chute sedimentation tank (16), good oxygen pond (18), oxygen deficiency pond (19), MBR membrane cisterna internally mounted has a set of membrane module (6), the membrane module respectively with solenoid valve A (9), solenoid valve B (12), membrane belt cleaning device (5) are connected, solenoid valve A is connected with self priming pump (11), ultraviolet sterilizer (7) is connected to the self priming pump, ultraviolet sterilizer communicates with each other through pipeline and clear water basin upper portion, backwash pump (10) is connected to solenoid valve B, the backwash pump communicates with each other through connecting pipe and clear water basin lower part. The utility model is used for the full-automatic integrated sewage treatment device of dual system.

Description

Double-system full-automatic integrated sewage treatment equipment

The technical field is as follows:

the utility model relates to a sewage treatment technical field, concretely relates to full-automatic integrated sewage treatment device of dual system.

Background art:

the sewage treatment is a process for purifying sewage to meet the water quality requirement of draining a certain water body or reusing the sewage, the existing sewage treatment occupies a large area, a structure can be constructed underground or built underground generally by adopting a concrete structure, the requirements on corrosion resistance and seepage prevention are high when the structure is placed underground, the cost is high, the structure has the defects of low volume load, low degradation efficiency and the like, and the existing sewage treatment is mainly extensive manual control and does not have automatic intelligent management of a sewage treatment system.

The utility model discloses the content:

the utility model aims at providing a full-automatic integrated sewage treatment device of dual system.

The above purpose is realized by the following technical scheme:

the utility model provides a full-automatic integrated sewage treatment device of dual system, its constitution includes: the device comprises a clean water tank, an MBR membrane tank, an inclined tube sedimentation tank, an aerobic tank and an anoxic tank, wherein a group of membrane modules are arranged in the MBR membrane tank, the membrane modules are respectively connected with an electromagnetic valve A, an electromagnetic valve B and a membrane cleaning device, the electromagnetic valve A is connected with a self-priming pump, the self-priming pump is connected with an ultraviolet sterilizer, the ultraviolet sterilizer is communicated with the upper part of the clean water tank through a pipeline, the electromagnetic valve B is connected with a backwashing pump, and the backwashing pump is communicated with the lower part of the clean water tank through a connecting pipe;

the full-automatic integrated sewage treatment equipment of dual system install mud backwash pump A in MBR membrane cisterna bottom, pipe chute sedimentation tank top install a set of slope pipe chute, a set of slope pipe chute parallel arrangement, pipe chute sedimentation tank below is the cone structure, the lateral wall of pipe chute sedimentation tank on install the inlet tube cone structure bottom install mud backwash pump B, pipe chute sedimentation tank top right side opening communicate with each other with MBR membrane cisterna, its left side opening communicate with aerobic tank, its below have the pipeline in addition and clean water basin below be connected, the membrane module pass through the pipeline and be connected with aeration fan A, the bottom of aerobic tank be connected with aeration fan B, aeration fan B pass through the pipeline and be connected with nitration liquid backwash pump, oxygen deficiency pond top connect carbon source and throw feeder apparatus, its bottom is installed and is pushed away a class blender A, the left side of the water inlet tank is provided with a water inlet, the bottom of the water inlet tank is provided with a plug flow mixer B, and the inside of the anoxic tank and the inside of the aerobic tank are respectively provided with a filler net.

Has the advantages that:

1. the utility model discloses a A1/O + sedimentation tank + MBR has kept the swash plate sedimentation tank on A1/O + MBR's basis, owing to increased the sedimentation tank when keeping the advantage of A1/O + MBR technology, has effectively reduced the suspended solid content in the membrane reaction tank and has improved the life of membrane, two technologies, but alternative strong and free switching.

The utility model discloses a two sets of mud-water separation systems, sedimentation separation system and membrane separation system, when the supernatant of sedimentation separation system discharges, can satisfy general effluent standard requirement, if synthesize sewage discharge standard, medical wastewater discharge standard, and rural sewage discharge standard etc, good normal when water quality is come, the water yield is few or when moderate, the direct up-to-standard operation mode of water that can select sedimentation separation, when water difference or water yield are great, selectable MBR membrane separation system, two system accessible valves switch, membrane separation system can satisfy the sewage retrieval and utilization requirement, and town sewage plant one-level A standard requirement, get into membrane separation system's water, be sedimentation separation system's supernatant, sewage gets into membrane separation system after the sedimentation system separation, reducible membrane load, improve the separation efficiency of membrane, the life of extension membrane.

The utility model discloses a sewage treatment device adopts modularization, standardized design and manufacture to take up an area of the space few, and the installation is simple and convenient, and the swift portable use of dismouting, the using-way is nimble.

The utility model discloses equipment adopts modularization, anticorrosive carbon steel welding, standardized design manufacturing to take up an area of the space few, and solar panel group can install on the roof, and equipment also can arrange the underground in the ground in, and the afforestation can be done to the earth's surface when arranging in the ground, reduces and takes up an area of.

The utility model discloses shock resistance is higher, and is great or pollutant concentration is high when quality of water and water yield fluctuation of intaking, because there is the swash plate sedimentation tank + MBR membrane filtration to make out water quality stability height, shock resistance.

Description of the drawings:

FIG. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a detailed technical process flow diagram of the present invention;

in the figure: 1. carbon source feeding device, 2, aeration fans A, 3, aeration fans B, 4, water inlet pipes, 5, membrane cleaning device, 6, membrane components, 7, ultraviolet sterilizer, 8, clean water tank, 9, electromagnetic valves A, 10, backwash pump, 11, self-priming pump, 12, electromagnetic valves B, 13, sludge reflux pumps A, 14, MBR membrane tank, 15, sludge reflux pumps B, 16, inclined tube sedimentation tank, 17, nitrifying liquid reflux pump, 18, aerobic tank, 19, anoxic tank, 20, plug flow mixers A, 21, plug flow mixers B, 22 and water inlet.

The specific implementation mode is as follows:

example 1:

the utility model provides a full-automatic integrated sewage treatment device of dual system, its constitution includes: the membrane cleaning device comprises a clean water tank 8, an MBR membrane tank 14, an inclined tube sedimentation tank 16, an aerobic tank 18 and an anoxic tank 19, wherein a group of membrane assemblies 6 are arranged in the MBR membrane tank, the membrane assemblies are respectively connected with an electromagnetic valve A9, an electromagnetic valve B12 and a membrane cleaning device 5, the electromagnetic valve A is connected with a self-priming pump 11, the self-priming pump is connected with an ultraviolet sterilizer 7, the ultraviolet sterilizer is communicated with the upper part of the clean water tank through a pipeline, the electromagnetic valve B is connected with a backwashing pump 10, and the backwashing pump is communicated with the lower part of the clean water tank through a connecting pipe.

Example 2:

according to the double-system full-automatic integrated sewage treatment equipment of the embodiment 1, a sludge reflux pump A13 is installed at the bottom of an MBR membrane tank, a group of inclined pipes are installed above an inclined pipe sedimentation tank and are arranged in parallel, a cone structure is arranged below the inclined pipe sedimentation tank, a water inlet pipe 4 is installed on the side wall of the inclined pipe sedimentation tank, a sludge reflux pump B15 is installed at the bottom of the cone structure, the right side hole above the inclined pipe sedimentation tank is communicated with the MBR membrane tank, the left side hole is communicated with an aerobic tank, a pipeline is additionally arranged below the inclined pipe sedimentation tank and is connected with the lower part of a clean water tank, the membrane module is connected with an aeration fan A2 through a pipeline, the bottom of the aerobic tank is connected with an aeration fan B3, the aeration fan B is connected with a nitrification liquid reflux pump 17 through a pipeline, a carbon source adding device 1 is connected above an anoxic tank, the bottom of the anaerobic tank is provided with a plug flow mixer A20, the left side of the water inlet tank is provided with a water inlet 22, the bottom of the anaerobic tank is provided with a plug flow mixer B21, and the insides of the anoxic tank and the aerobic tank are respectively provided with a filler net.

The utility model discloses a A1/O + sedimentation tank + MBR technology, this technology has remain the inclined plate sedimentation tank on the basis of A1/O + MBR, and the alternative strong and free switching of duplex technology:

(1) the sewage enters an adjusting tank through a grid, enters an A1 tank (anoxic tank) through a lift pump, and under the action of anoxic environmental microorganisms, organic matters in the sewage are decomposed into fatty acid and further converted into hydrogen, carbon dioxide and acetic acid to generate hydrolytic acidification reaction. At this stage, macromolecules and organic matters which are difficult to degrade in the wastewater are broken chains and converted into micromolecular organic acids, so that suspended and colloidal organic matters are hydrolyzed into soluble substances, and the biodegradability of the wastewater is improved;

(2) the sewage enters an O tank (aerobic tank) after being acidized by an A1 tank, organic matters in the sewage are adsorbed and degraded by aerobic microorganisms under an aerobic condition, the organic matters in the sewage are greatly reduced, and the sewage is clarified;

(3) in the O tank, organic matters in the sewage are adsorbed and degraded by microorganisms, and meanwhile, organic nitrogen in the sewage is ammoniated into ammonia nitrogen which is remained in the water in the form of ammonia nitrogen, the process is called nitration reaction, and the sewage after the nitration reaction is called nitration liquid;

(4) in order to remove ammonia nitrogen in sewage, a reflux device is arranged at the water outlet end of an O tank in the A1/O process, and nitrified liquid subjected to nitration reaction is refluxed to an A1 tank (anoxic tank) to carry out denitrification reaction;

(5) the nitrifying liquid flows back to the A1 pool (anoxic pool), ammonia nitrogen is decomposed into gaseous nitrogen to escape from water under the metabolic action of denitrifying bacteria in the anoxic environment of the A1 pool (anoxic pool), so that the aim of removing the ammonia nitrogen is fulfilled, and the reaction process is called as a denitrification process;

(6) when the quality of the incoming water is good and normal, and the water quantity is small or moderate, an A1/O + sedimentation tank process can be selected, and the operation mode that the direct effluent of sedimentation separation reaches the standard is as follows: the sewage passes through an A1 pool and an O pool, is adsorbed, degraded, nitrified and denitrified by microorganisms, then enters an inclined tube sedimentation pool through a coagulation pool, the sewage is precipitated through an inclined tube in the inclined tube sedimentation pool, and supernatant after precipitation can reach the standard after disinfection and sterilization and then can be discharged;

when the quality of the incoming water is poor or the water quantity is large, an A1/O + sedimentation tank + MBR process can be selected, and an MBR membrane separation system: after sewage passes through the A1 pool O pool and is adsorbed, degraded, nitrified and denitrified by microorganisms, the sewage is subjected to high-efficiency separation action of an MBR membrane, the MBR membrane separation effect is far better than that of the traditional sedimentation pool, the treated effluent is extremely clear, suspended matters and turbidity are close to zero, bacteria and viruses are greatly removed and can be directly used as non-drinking municipal miscellaneous water for safe recycling, and meanwhile, the microorganisms are completely intercepted in the bioreactor through membrane separation, so that higher microorganism concentration can be maintained in the system, the integral removal efficiency of the reaction device on pollutants is improved, good effluent quality is ensured, and meanwhile, the reactor has good adaptability to various changes of water inlet load (water quality and water quantity), is impact-resistant and can stably obtain high-quality water quality and effluent. After sterilization and disinfection, the waste gas is discharged after reaching the standard;

(7) the system adopts PLC digital full-automatic control operation and the equipment adopts modularization, standardized design manufacturing, and the installation is simple and convenient, and the dismouting is swift portable use, and degree of automation is high and management fortune dimension is very simple and convenient, need not personnel on duty.

Claims (1)

1. The utility model provides a full-automatic integrated sewage treatment device of dual system, its constitution includes: clear water pond, MBR membrane cisterna, pipe chute sedimentation tank, good oxygen pond, oxygen deficiency pond, characterized by: a group of membrane assemblies are arranged in the MBR membrane tank, the membrane assemblies are respectively connected with an electromagnetic valve A, an electromagnetic valve B and a membrane cleaning device, the electromagnetic valve A is connected with a self-priming pump, the self-priming pump is connected with an ultraviolet sterilizer, the ultraviolet sterilizer is communicated with the upper part of the clean water tank through a pipeline, the electromagnetic valve B is connected with a backwashing pump, and the backwashing pump is communicated with the lower part of the clean water tank through a connecting pipe;

the device is characterized in that a sludge reflux pump A is installed at the bottom of the MBR membrane tank, a group of inclined pipes are installed above the inclined pipe sedimentation tank, the inclined pipes are arranged in parallel, a cone structure is arranged below the inclined pipe sedimentation tank, a water inlet pipe is installed on the side wall of the inclined pipe sedimentation tank, a sludge reflux pump B is installed at the bottom of the cone structure, the right side hole above the inclined pipe sedimentation tank is communicated with the MBR membrane tank, the left side hole of the inclined pipe sedimentation tank is communicated with the aerobic tank, a pipeline is additionally arranged below the inclined pipe sedimentation tank and connected with the lower part of the clean water tank, the membrane component is connected with an aeration fan A through a pipeline, the bottom of the aerobic tank is connected with an aeration fan B, the aeration fan B is connected with a nitrification liquid reflux pump through a pipeline, a carbon source adding device is connected above the anoxic tank, a plug flow mixer A is installed at the bottom of the anoxic tank, a water inlet is arranged at the left side of the, and filler nets are respectively arranged in the anoxic tank and the aerobic tank.

Images