A-B + A / O + MBR method integrated sewage treatment equipment

Abstract

The utility model discloses integrated sewage treatment equipment adopting an A-B + A / O + MBR (Membrane Bioreactor) method, which relates to the technical field of biological sewage treatment and comprises an adsorption tank and a silt cleaning device, the silt cleaning device comprises a cleaning scraping plate, a threaded rod, a driving motor, a silt discharging pipe, a lifting cylinder, a transmission motor and an auger rod, a sliding groove is formed in the bottom wall of the adsorption box, the cleaning scraping plate is slidably connected into the sliding groove, the cleaning scraping plate is slidably connected into the adsorption box, and the threaded rod is connected into the cleaning scraping plate in a threaded and sleeved mode. The driving motor is fixedly mounted at the top of the adsorption box, the right end of the threaded rod is fixedly connected with the output end of the driving motor, the sludge discharge pipe is fixedly connected to the left end of the adsorption box, the lifting cylinder is fixedly connected to the left end of the sludge discharge pipe, and silt on the bottom wall of the adsorption box is cleaned by sliding the cleaning scraper; and the auger rod rotates to drive the internal silt to gradually move upwards, and the silt is discharged to the outside through the inclined pipe at the top, so that the silt cleaning procedure is completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage biological treatment technical field, especially relate to a A-B+A / O+MBR method integrated sewage treatment equipment. BACKGROUND

[0002] City sewage contains a large amount of nitrogen, phosphorus pollutant, when sewage is discharged into lake, reservoir, estuary, gulf etc. slow flow water body, nitrogen, phosphorus gradually accumulates, makes aquatic organism especially alga breed in large quantities, ultimately leads to water ecological balance to be severely damaged, namely the so-called eutrophication phenomenon. Eutrophication not only can destroy the original ecological system of water body, but also can cause significant economic loss to fishery, aquaculture etc. to be serious even endanger human health, in order to effectively curb water eutrophication, more and more countries and regions have formulated strict nitrogen, phosphorus discharge standard.

[0003] At present, the existing sewage treatment equipment when using, sewage first through adsorption pool, the inside installation of adsorption pool has the filler adsorption board, lets the sewage through filler adsorption board and carries out adsorption treatment, then sewage is anaerobic, anoxic area, organic matter is respectively used after phosphorus bacteria and denitrifying bacteria, and the concentration is very low, is favorable to the growth and reproduction of autotrophic nitrifying bacteria, however, the mud and sand in the sewage in the process of treatment in adsorption pool, the mud and sand in the sewage will deposit to the bottom of adsorption pool, usually needs staff to discharge the sewage in adsorption pool, can only the bottom wall mud and sand of adsorption pool is cleaned, in this process, adsorption pool is not used, has affected the normal use of adsorption pool, has reduced the efficiency of adsorption pool to sewage treatment. UTILITARIAN CONTENT

[0004] The utility model is at least to solve one of the technical problems in the prior art, provide a A-B+A / O+MBR method integrated sewage treatment equipment, can solve the problem that staff usually needs to discharge the sewage in adsorption pool, can only the bottom wall mud and sand of adsorption pool is cleaned, in this process, adsorption pool is not used, has affected the normal use of adsorption pool, has reduced the efficiency of adsorption pool to sewage treatment.

[0005] To achieve the above object, the utility model provides the following technical scheme: A kind of A-B+A / O+MBR method integrated sewage treatment equipment, including adsorption box and silt cleaning device;Silt cleaning device includes cleaning scraper, threaded rod, drive motor, sludge discharge pipe, lifting cylinder, transmission motor and auger rod, the bottom wall of adsorption box is equipped with chute, cleaning scraper is slidably connected in the inside of chute, cleaning scraper is slidably connected in the inside of adsorption box, threaded rod is threadedly connected in the inside of cleaning scraper, drive motor is fixedly installed at the top of adsorption box, the right end of threaded rod is fixedly connected with the output end of drive motor, sludge discharge pipe is fixedly connected at the left end of adsorption box, lifting cylinder is fixedly connected at the left end of sludge discharge pipe, transmission motor is fixedly installed at the upper end of lifting cylinder, auger rod is rotatably connected in the inside of lifting cylinder, the upper end of auger rod is fixedly connected with the output end of transmission motor.

[0006] Preferably, the rear side of the adsorption box is fixedly connected with a water inlet pipe, and a filler adsorption plate is fixedly installed in the inside of the adsorption box.

[0007] Preferably, the right side of the adsorption box is provided with an anaerobic tank, and a water pump is fixedly installed at the left end of the anaerobic tank.

[0008] Preferably, the water inlet end of the water pump is fixedly installed with a water suction pipe, and the left end of the water suction pipe extends into the inside of the adsorption box.

[0009] Preferably, the water outlet end of the water pump is fixedly installed with a water discharge pipe, and one end of the water discharge pipe away from the water pump is fixedly connected to the top of the anaerobic tank.

[0010] Preferably, the right side of the anaerobic tank is installed with an anoxic tank, and the right side of the anoxic tank is installed with an aerobic tank.

[0011] Preferably, the right side of the aerobic tank is installed with a sedimentation tank.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1、The A-B+A / O+MBR method integrated sewage treatment equipment, through the slidable cleaning scraper, the bottom wall silt of adsorption box is cleaned, auger rod rotation can drive the silt in the inside to gradually move to the upper side, and is discharged to the outside through the inclined pipe at the top, to complete the silt cleaning procedure, in this process, the inside of adsorption box can store sewage, so that adsorption box can be normally used, not only improve the efficiency of adsorption tank to sewage treatment, but also improve the convenience of staff to silt treatment. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model is further illustrated as follows by combining with the drawings and examples:

[0015] Figure 1The utility model discloses a whole structure schematic diagram of a kind of A-B+A / O+MBR method integrated sewage treatment equipment.

[0016] Figure 2 It is the internal structure schematic diagram of the utility model adsorption box.

[0017] Figure 3 It is the surface structure schematic diagram of the utility model anoxic tank.

[0018] Figure 4 It is the internal structure schematic diagram of the utility model lifting cylinder.

[0019] Reference signs: 1, adsorption box;2, water inlet pipe;3, filler adsorption plate;4, chute;5, cleaning scraper;6, threaded rod;7, driving motor;8, sludge discharge pipe;9, lifting cylinder;10, transmission motor;11, auger rod;12, anaerobic tank;13, water pump;14, water suction pipe;15, drain pipe;16, anoxic tank;17, aerobic tank;18, sedimentation tank. DETAILED DESCRIPTION

[0020] This part will describe the specific embodiment of the utility model in detail, and the preferred embodiment of the utility model is shown in the drawings, and the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0021] In the description of the utility model, it is understood that, in relation to the orientation description, for example, the orientation or positional relationship indicated by up, down, front, back, left, right and the like based on the orientation or positional relationship shown in the drawings, is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, a specific orientation and operation, so it cannot be understood as the limitation of the utility model.

[0022] In the description of the utility model, greater than, less than, more than and the like are understood as not including the number, and above, below, within and the like are understood as including the number. If it is described to the first, the second, it is only used for distinguishing technical features for the purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0023] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing and connecting should be understood broadly, and the person skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0024] Please refer to Figures 1-4The utility model provides a technical scheme: a kind of A-B+A / O+MBR method integrated sewage treatment equipment, including adsorption box 1 and silt cleaning device, the rear side of adsorption box 1 is fixedly connected with inlet pipe 2, and the inside of adsorption box 1 is fixedly installed with filler adsorption plate 3, and silt cleaning device includes cleaning scraper 5, threaded rod 6, drive motor 7, sludge discharge pipe 8, lifting cylinder 9, transmission motor 10 and auger rod 11, the bottom wall of adsorption box 1 is provided with chute 4, and cleaning scraper 5 is slidably connected in the inside of chute 4, and cleaning scraper 5 is slidably connected in the inside of adsorption box 1, and threaded rod 6 is threadedly sleeved in the inside of cleaning scraper 5, and drive motor 7 is fixedly installed on the top of adsorption box 1, and the right end of threaded rod 6 is fixedly connected with the output end of drive motor 7, and sludge discharge pipe 8 is fixedly connected at the left end of adsorption box 1, and lifting cylinder 9 is fixedly connected at the left end of sludge discharge pipe 8, and transmission motor 10 is fixedly installed on the upper end of lifting cylinder 9, and auger rod 11 is rotatably connected in the inside of lifting cylinder 9, and the upper end of auger rod 11 is fixedly connected with the output end of transmission motor 10;

[0025] Staff through inlet pipe 2 is discharged into the inside of adsorption box 1 sewage, after sewage enters the inside of adsorption box 1, sewage flows to the right side in the inside of adsorption box 1, at this moment, can be through filler adsorption plate 3 to the impurity in sewage is adsorbed and is handled, and the sewage that adsorbed and is handled flows to the right side position in the inside of adsorption box 1, when the silt that the bottom wall of adsorption box 1 settles is more, staff starts drive motor 7, and the output end rotation of drive motor 7 can drive threaded rod 6 rotation, and threaded rod 6 rotation can drive cleaning scraper 5 gradually moves to left side, and cleaning scraper 5 moves to left side and cleans the silt of adsorption box 1 bottom wall, to make silt flow to the inside of chute 4, and cleaning scraper 5 moves to left side and pushes the silt in the inside of chute 4 to move to the inside of sludge discharge pipe 8 to the inside of lifting cylinder 9 by sludge discharge pipe 8, after staff starts transmission motor 10, the output end rotation of transmission motor 10 can drive auger rod 11 rotation, and auger rod 11 rotation can drive the silt in the inside gradually moves to upper side, and is discharged to outside by the inclined pipe of top, the silt of adsorption box 1 bottom wall is cleaned by sliding cleaning scraper 5, auger rod 11 rotation can drive the silt in the inside gradually moves to upper side, and is discharged to outside by the inclined pipe of top, completes silt cleaning procedure, in this process, the inside of adsorption box 1 can store sewage, so adsorption box 1 can be normally used, not only improves the efficiency of adsorption box 1 to sewage treatment, but also improves the convenience of staff to silt treatment.

[0026] The right side of the adsorption box 1 is provided with an anaerobic tank 12, the left end of the anaerobic tank 12 is fixedly installed with a water pump 13, the water inlet end of the water pump 13 is fixedly installed with a water suction pipe 14, the left end of the water suction pipe 14 extends to the inside of the adsorption box 1, the water outlet end of the water pump 13 is fixedly installed with a drain pipe 15, one end of the drain pipe 15 away from the water pump 13 is fixedly connected to the top of the anaerobic tank 12, the right side of the anaerobic tank 12 is installed with an anoxic tank 16, the right side of the anoxic tank 16 is installed with an aerobic tank 17, and the right side of the aerobic tank 17 is installed with a sedimentation tank 18.

[0027] When the sewage is adsorbed and treated, the staff starts the water pump 13, and the water pump 13 can extract the treated sewage in the adsorption box 1 through the water suction pipe 14, and discharge it into the anaerobic tank 12 through the drain pipe 15. The phosphorus accumulating bacteria brought by the backflow sludge will decompose the polyphosphorus in the body, which is phosphorus release. Part of the released energy can be used to maintain the survival of aerobic phosphorus accumulating bacteria in the anaerobic environment, and the other part can be used to absorb VFAs and store PHB in the body. The denitrifying bacteria in the anoxic tank 16 utilize the nitrate brought by the mixed liquid backflow and the organic matter in the influent to denitrify and remove nitrogen. Then, the phosphorus accumulating bacteria in the aerobic tank 17 absorb and utilize the residual easily degradable BOD in the sewage, mainly decompose the stored PHB in the body to generate energy for their growth and reproduction, and actively absorb the dissolved phosphorus in the environment, which is phosphorus absorption. The mixed liquid enters the inside of the sedimentation tank 18, and the sludge and water are separated.

[0028] Structure description:

[0029] Adsorption box 1: The inside of the adsorption box 1 can store sewage, and the filler adsorption plate 3 is fixedly installed in the inside of the adsorption box 1. After the sewage enters the inside of the adsorption box 1, it can be adsorbed and treated by the filler adsorption plate 3.

[0030] Filler adsorption plate 3: The filler adsorption plate 3 is fixedly installed in the inside of the adsorption box 1. In chemical products, the filler adsorption plate 3 is also called filler, which is a solid material used to improve processing performance, mechanical properties of products and / or reduce cost. In the field of sewage treatment, it is mainly used in the contact oxidation process. Microorganisms will accumulate on the surface of the filler to increase the surface contact with the sewage for degradation and treatment of the sewage.

[0031] Chute 4: The chute 4 is opened in the bottom wall of the adsorption box 1. The sludge at the bottom of the adsorption box 1 can slide down to the inside of the chute 4, which is convenient for centralized treatment of the sludge.

[0032] Cleaning scraper 5: The cleaning scraper 5 is slidingly installed in the inside of the adsorption box 1, the bottom of the cleaning scraper 5 is in contact with the bottom wall of the adsorption box 1, and the cleaning scraper 5 slides to clean the sludge on the bottom wall of the adsorption box 1.

[0033] Threaded rod 6: threaded rod 6 is screwed in the inside of the cleaning scraper 5, plays a transmission role, threaded rod 6 rotates can drive the cleaning scraper 5 left and right sliding;

[0034] Drive motor 7: drive motor 7 is fixedly installed on the top of the adsorption box 1, the output end of the drive motor 7 is fixedly connected with the right end of the threaded rod 6, provides power for the rotation of the threaded rod 6;

[0035] Transmission motor 10: transmission motor 10 is fixedly installed on the top of the lifting cylinder 9, the output end of the transmission motor 10 is fixedly connected with the upper end of the auger rod 11, provides power for the rotation of the auger rod 11;

[0036] Auger rod 11: auger rod 11 is rotatably installed in the inside of the lifting cylinder 9, auger rod 11 rotates can drive the mud in the inside of the lifting cylinder 9 to gradually move to the upper side and discharge from the inside of the lifting cylinder 9;

[0037] Anaerobic tank 12: anaerobic tank 12 refers to a reaction tank without dissolved oxygen but with nitrate. An aeration device is arranged in the anoxic tank, and organic matter in wastewater is degraded by using facultative microorganisms and biological membranes. The aeration device in the contact oxidation tank needs to ensure oxygen supply and facilitate the shedding and updating of biological membranes, and a microporous aeration device is generally not selected as the aeration device at the bottom of the tank.

[0038] Anoxic tank 16: anoxic tank 16 is a treatment environment with extremely low oxygen content. Under such conditions, specific microorganism populations can thrive, and they ingeniously use organic matter in water as an energy source for incomplete oxidation and decomposition. This subtle biochemical reaction not only reduces the organic matter content in water but also generates intermediate products that are beneficial to subsequent treatment.

[0039] Oxygen tank 17: oxygen tank 17 is a biological treatment system whose basic principle is to use aerobic microorganisms to oxidize and decompose organic matter in wastewater under aerobic conditions, thereby converting it into harmless inorganic substances such as carbon dioxide, water, and nitrate. Oxygen is required as an electron acceptor in this process, and microorganisms release energy through oxidation, promoting their growth and reproduction.

[0040] Sedimentation tank 18: sedimentation tank 18 is a structure for separating mud and water before or after biochemical treatment. It is mainly used to separate fine particles of sludge. Before biochemical treatment, it is called primary sedimentation tank. The inorganic components of the settled sludge are more, and the water content of the sludge is lower than that of the secondary sedimentation tank. After biochemical treatment, the sedimentation tank is generally called secondary sedimentation tank, which is mainly organic sludge with high water content.

[0041] The utility model embodiment makes the detailed explanation in combination with the drawing, but the utility model is not limited to the above -mentioned embodiment, still can make various changes in the knowledge range of ordinary skill in the art person who has possessed under the premise of not departing from the utility model tenet.

Claims

1. An A-B+A / O+MBR method integrated sewage treatment equipment, characterized in that, Include: Adsorption box (1) and silt cleaning device; The silt cleaning device includes a cleaning scraper (5), a threaded rod (6), a drive motor (7), a mud discharge pipe (8), a lifting cylinder (9), a transmission motor (10) and an auger rod (11), the bottom wall of the adsorption box (1) is provided with a chute (4), the cleaning scraper (5) is slidably connected in the inside of the chute (4), the cleaning scraper (5) is slidably connected in the inside of the adsorption box (1), the threaded rod (6) is threadedly sleeved in the inside of the cleaning scraper (5), the drive motor (7) is fixedly installed on the top of the adsorption box (1), the right end of the threaded rod (6) is fixedly connected with the output end of the drive motor (7), the mud discharge pipe (8) is fixedly connected with the left end of the adsorption box (1), the lifting cylinder (9) is fixedly connected with the left end of the mud discharge pipe (8), the transmission motor (10) is fixedly installed on the upper end of the lifting cylinder (9), the auger rod (11) is rotatably connected in the inside of the lifting cylinder (9), and the upper end of the auger rod (11) is fixedly connected with the output end of the transmission motor (10).

2. The A-B+A / O+MBR integrated sewage treatment equipment according to claim 1, characterized in that: The rear side of the adsorption box (1) is fixedly connected with a water inlet pipe (2), and the inside of the adsorption box (1) is fixedly installed with a filler adsorption plate (3).

3. The A-B+A / O+MBR integrated sewage treatment equipment according to claim 1, characterized in that: The right side of the adsorption box (1) is provided with an anaerobic tank (12), and the left end of the anaerobic tank (12) is fixedly installed with a water pump (13).

4. The A-B+A / O+MBR integrated sewage treatment equipment according to claim 3, characterized in that: The water inlet end of the water pump (13) is fixedly installed with a water suction pipe (14), and the left end of the water suction pipe (14) extends into the inside of the adsorption box (1).

5. The A-B+A / O+MBR integrated sewage treatment equipment according to claim 4, characterized in that: The water outlet end of the water pump (13) is fixedly installed with a drain pipe (15), and the end away from the water pump (13) of the drain pipe (15) is fixedly connected with the top of the anaerobic tank (12).

6. The A-B+A / O+MBR integrated sewage treatment equipment according to claim 5, characterized in that: The right side of the anaerobic tank (12) is installed with an anoxic tank (16), and the right side of the anoxic tank (16) is installed with an aerobic tank (17).

7. The A-B+A / O+MBR integrated sewage treatment equipment according to claim 6, characterized in that: The right side of the aerobic tank (17) is installed with a sedimentation tank (18).

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