Integrated active biological filter bed for centralized treatment of domestic sewage

Abstract

The utility model belongs to the technical field of domestic sewage treatment biological filter beds, and particularly relates to an integrated active biological filter bed for centralized treatment of domestic sewage, which comprises a base and a water-oil separator, a sedimentation tank is arranged at the top of the base, a water inlet pipe is arranged on the left side wall of the sedimentation tank, a screen is arranged on the inner wall of the water inlet pipe, and a water outlet pipe is arranged on the water inlet pipe. A water pump is arranged at the top of the sedimentation tank, a water pumping pipe is arranged at the top of an inner cavity of the sedimentation tank, one end of the water pumping pipe is connected with the bottom of the water pump, and a connecting pipe is arranged at the top of the water pump. Therefore, the filter capacity is improved, the growth and metabolism of the biological filter bed are facilitated, and the service life of the biological filler is greatly prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of domestic sewage treatment biological filter bed, concretely is a centralized treatment domestic sewage integrated active biological filter bed. BACKGROUND

[0002] The biological filter bed technology is a technology for deep treatment of sewage by microorganisms, uses specific filler as the residence of microorganisms, as the end treatment, can fully utilize the dissolved oxygen in water to reduce COD and ammonia nitrogen content, and has been more and more applied to municipal sewage treatment plant upgrading, industrial sewage treatment reuse and reverse osmosis pretreatment fields at present.

[0003] In the prior art, the domestic sewage cannot be effectively treated at present, the treatment load of the biological filter bed is increased, the filtration capacity is reduced, the growth and metabolism of the biological filter bed are affected, and the service life of the biological filler is greatly shortened. SUMMARY

[0004] This section aims to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above and / or existing problems in the biological filter bed for treating domestic sewage, the utility model is proposed.

[0006] Therefore, the utility model aims to provide an integrated active biological filter bed for centralized treatment of domestic sewage, which can improve the biodegradability of wastewater by multiple combined treatment of domestic sewage, reduce the treatment load of the biological filter bed, thereby improve the filtration capacity, facilitate the growth and metabolism of the biological filter bed, and greatly prolong the service life of the biological filler.

[0007] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical scheme:

[0008] The utility model provides a centralized processing domestic sewage's integrated active biological filter bed, including base and water oil separator, the top of base is provided with the sedimentation tank, the left side wall of sedimentation tank is provided with inlet pipe, the inner wall of inlet pipe is provided with screen, the top of sedimentation tank is provided with water pump, the top of sedimentation tank inner chamber is provided with water pump pipe, one end of water pump pipe is connected with the bottom of water pump, the top of water pump is provided with connecting pipe, the top of water oil separator is connected with one end of connecting pipe, the bottom of water oil separator is provided with first water delivery pipe, the top of base is provided with anaerobic treatment tank, one end of first water delivery pipe is embeddedly installed in anaerobic treatment tank, anaerobic treatment tank is filled with solid filler, the right side wall of anaerobic treatment tank is provided with second water delivery pipe, the top of base is provided with biological filter tank, one end of second water delivery pipe is connected with the top of biological filter tank inner chamber, is provided with biological filter material layer in biological filter tank, the top of biological filter tank is provided with air blower, the right side wall of air blower is provided with air inlet pipe, one end of air inlet pipe is embeddedly installed in biological filter tank, a plurality of aeration holes are arranged on air inlet pipe, the right side wall of biological filter tank is provided with drain pipe.

[0009] As a preferred scheme of the integrated active biological filter bed for centralized processing of domestic sewage, the drain pipe is embedded with a water quality sensor, the top of the base is provided with a controller, the front side wall of the biological filter tank is provided with a display screen, and the water quality sensor and the display screen are electrically connected to the controller.

[0010] As a preferred scheme of the integrated active biological filter bed for centralized processing of domestic sewage, the bottom of the base is provided with a support frame, and the bottom of the support frame is provided with a pulley.

[0011] As a preferred scheme of the integrated active biological filter bed for centralized processing of domestic sewage, the left side wall of the sedimentation tank is provided with a sewage discharge pipe, and the sewage discharge pipe is provided with a sewage discharge valve.

[0012] As a preferred scheme of the integrated active biological filter bed for centralized processing of domestic sewage, the front side wall of the sedimentation tank is provided with a transparent observation window.

[0013] As a preferred scheme of the integrated active biological filter bed for centralized processing of domestic sewage, the front side wall of the water oil separator is provided with an oil discharge pipe, and the oil discharge pipe is provided with a valve.

[0014] As a preferred scheme of the integrated active biological filter bed for centralized processing of domestic sewage, the air inlet pipe is provided with a pressure gauge and a control valve.

[0015] Compared with the prior art: in the present application, 1. The solid impurities in domestic sewage are filtered through the screen to prevent blockage of the pipeline. The domestic sewage is transported into the sedimentation tank through the water inlet pipe. The sedimentation tank is used to remove the silt in the water. The upper clear water in the sedimentation tank is pumped out through the water pump and the connecting pipe to the water-oil separator. The water-oil separator is used to separate the oil from the sewage. The oil-free sewage is transported into the anaerobic treatment tank through the first water pipe. The sewage flows through the solid filler, and a biofilm is formed on the solid filler, which promotes the reproduction of anaerobic microorganisms and the degradation of organic matter. The sewage is treated by anaerobic purification, and then enters the biological filter tank through the second water pipe. The sewage flows through the biological filter layer, and the biological bacteria in the biological filter layer degrade the sewage to remove residual organic matter. The air blower generates gas, which enters the biological filter tank through the air inlet pipe and is uniformly distributed through the aeration holes. Increasing oxygen can promote the growth and metabolism of microorganisms, thereby improving the efficiency of sewage treatment. The treated sewage is discharged through the drain pipe. Therefore, the domestic sewage is treated by multiple combinations to improve the biodegradability of the wastewater, reduce the treatment load of the biological filter bed, and improve the filtration capacity. It is beneficial to the growth and metabolism of the biological filter bed, greatly prolongs the service life of the biological filler, and 2. The water quality sensor is used to detect the impurities in the water in the drain pipe. The detection data is fed back to the controller. The processed data is displayed in real time on the display screen. The user can check the water quality through the display screen to understand the treatment of domestic sewage. The water quality sensor, the controller and the display screen are connected in the existing way, and will not be described again. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the present application will be described in detail below in combination with the drawings and detailed embodiments. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained without creative labor. Among them:

[0017] Fig. 1 It is a structural diagram of the present application, a centralized treatment of domestic sewage integrated active biological filter bed;

[0018] Fig. 2 It is an exploded view of the present application, a centralized treatment of domestic sewage integrated active biological filter bed;

[0019] Fig. 3 It is a structural cross-sectional view of the present application, a centralized treatment of domestic sewage integrated active biological filter bed;

[0020] Fig. 4 The display screen schematic view of the integrated active biological filter bed for centralized treatment of domestic sewage.

[0021] In the figure: 100 base, 110 sedimentation tank, 120 water inlet pipe, 130 screen, 140 water pump, 150 water suction pipe, 160 connecting pipe, 200 water-oil separator, 210 first water delivery pipe, 220 anaerobic treatment tank, 230 solid filler, 240 second water delivery pipe, 250 biological filter tank, 260 biological filter material layer, 270 air blower, 280 air inlet pipe, 281 aeration hole, 290 drain pipe, 300 water quality sensor, 310 controller, 320 display screen. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned purpose, features and advantages of the utility model more apparent, clear and understandable, the specific embodiments of the utility model will be described in detail below with reference to the drawings.

[0023] In the following description, many specific details are set forth in order to provide a thorough understanding of the utility model, but the utility model can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the utility model, therefore the utility model is not limited by the specific embodiments disclosed below.

[0024] Secondly, the utility model is described in detail in combination with the schematic view, when detailing the utility model embodiments, for the convenience of explanation, the sectional view of the device structure will be partially enlarged without the general proportion, and the schematic view is only an example, which should not limit the scope of protection of the utility model herein. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual production.

[0025] In order to make the purpose, technical scheme and advantages of the utility model more clear, the embodiments of the utility model will be described in further detail below in combination with the drawings.

[0026] The utility model provides a kind of integrated active biological filter bed for centralized treatment of domestic sewage, please refer to Figs. 1-4, including base 100 and water-oil separator 200, the top of base 100 is fixedly installed with sedimentation tank 110, the left side wall of sedimentation tank 110 is connected with water inlet pipe 120, the inner wall of water inlet pipe 120 is embeddedly installed with screen 130, the top of sedimentation tank 110 is fixedly installed with water pump 140, the top of the inner cavity of sedimentation tank 110 is embeddedly installed with water suction pipe 150, one end of water suction pipe 150 is connected with the bottom of water pump 140, the top of water pump 140 is connected with connecting pipe 160, one end of connecting pipe 160 is connected with water-oil separator 200, the bottom of water-oil separator 200 is connected with first water delivery pipe 210, the top of base 100 is fixedly installed with anaerobic treatment tank 220, one end of first water delivery pipe 210 is embeddedly installed in anaerobic treatment tank 220, anaerobic treatment tank 220 is filled with solid filler 230, the right side wall of anaerobic treatment tank 220 is connected with second water delivery pipe 240, the top of base 100 is fixedly installed with biological filter tank 250, one end of second water delivery pipe 240 is connected with the top of the inner cavity of biological filter tank 250, biological filter tank 250 is filled with biological filter material layer 260, the top of biological filter tank 250 is fixedly installed with air blower 270, the right side wall of air blower 270 is connected with air inlet pipe 280, one end of air inlet pipe 280 is embeddedly installed in biological filter tank 250, a plurality of aeration holes 281 are formed in air inlet pipe 280, the right side wall of biological filter tank 250 is connected with drain pipe 290, specifically, the solid impurities in domestic sewage are filtered through screen 130, to prevent blockage of the pipeline, domestic sewage is delivered into sedimentation tank 110 through water inlet pipe 120, the domestic sewage is settled in sedimentation tank 110 to remove the silt in water, the upper clear water in sedimentation tank 110 is pumped out through water suction pipe 150 operated by water pump 140, the sewage is delivered into water-oil separator 200 through connecting pipe 160, the water-oil separation of the sewage is facilitated through water-oil separator 200, the oil-removed sewage is delivered into anaerobic treatment tank 220 through first water delivery pipe 210, the sewage flows through solid filler 230, a biofilm is formed on solid filler 230, the reproduction of anaerobic microorganisms and the degradation of organic matter are promoted, the anaerobic purification treatment of the sewage is carried out, then the sewage enters biological filter tank 250 through second water delivery pipe 240, the sewage flows through biological filter material layer 260, the biological flora in biological filter material layer 260 degrades and treats the sewage to remove residual organic matter, gas is generated through air blower 270, enters biological filter tank 250 through air inlet pipe 280, is uniformly distributed and oxygenated through aeration holes 281, the growth and metabolism of microorganisms are promoted through the increase of oxygen, thereby improving the efficiency of sewage treatment, the treated sewage is discharged through drain pipe 290.

[0027] The bottom of base 100 is provided with support frame, the bottom of support frame is provided with pulley, specifically, the pulley is connected through support frame, the device is moved through pulley, and operation is facilitated.

[0028] The left side wall of the sedimentation tank 110 is provided with a blowdown pipe, and a blowdown valve is arranged on the blowdown pipe. Specifically, the blowdown pipe is opened through the blowdown valve, and the dirt in the sedimentation tank 110 is discharged through the blowdown pipe, which is convenient for cleaning.

[0029] The front side wall of the sedimentation tank 110 is provided with a transparent observation window. Specifically, the sedimentation condition in the sedimentation tank 110 is observed through the transparent observation window, which is convenient for operation.

[0030] The front side wall of the water-oil separator 200 is provided with an oil discharge pipe, and a valve is arranged on the oil discharge pipe. Specifically, the oil discharge pipe is opened through the valve, and the oil stains after water-oil separation are discharged through the oil discharge pipe.

[0031] A pressure gauge and a control valve are arranged on the air inlet pipe 280. Specifically, the air pressure in the air inlet pipe 280 is observed through the pressure gauge, and the air inlet amount in the air inlet pipe 280 is adjusted through the control valve according to the demand, so as to control the oxygen content.

[0032] In combination Figs. 1-4 , the specific use process of the integrated active biological filter bed for centralized treatment of domestic sewage in the embodiment is as follows: when the domestic sewage enters the water inlet pipe 120, the solid impurities in the domestic sewage are first filtered through the screen 130 to prevent blockage of the pipeline. The domestic sewage is conveyed into the sedimentation tank 110 through the water inlet pipe 120, and the sedimentation tank 110 removes the silt in the water by sedimentation. The upper layer of clean water in the sedimentation tank 110 is pumped out through the water pump 140 and the water suction pipe 150, so that the sewage is conveyed into the water-oil separator 200 through the connecting pipe 160. The water-oil separator 200 is used to separate water and oil from the sewage, so that the deoiled sewage is conveyed into the anaerobic treatment tank 220 through the first water conveying pipe 210. The sewage flows through the solid filler 230, and a biological membrane is formed on the solid filler 230, which promotes the reproduction of anaerobic microorganisms and the degradation of organic matter, and the sewage is subjected to anaerobic purification treatment. Then, the sewage enters the biological filter tank 250 through the second water conveying pipe 240. The sewage flows through the biological filter layer 260, and the biological bacteria group in the biological filter layer 260 degrades and treats the sewage to remove residual organic matter. The air blower 270 generates gas, which enters the biological filter tank 250 through the air inlet pipe 280 and is uniformly distributed and oxygenated through the aeration holes 281. Increasing oxygen can promote the growth and metabolism of microorganisms, thereby improving the efficiency of sewage treatment and greatly prolonging the service life of the biological filler. Finally, the sewage is discharged through the drain pipe 290. Through the multiple combined treatment of domestic sewage, the treatment load of the biological filter bed is reduced, which is beneficial to the growth and metabolism of the biological filter bed.

[0033] Figs. 3-4 The structure schematic diagram of the second embodiment of the integrated active biological filter bed for centralized treatment of domestic sewage is shown.Figs. 3-4 Unlike the above-mentioned embodiments, the water quality sensor 300 is embeddedly installed in the drain pipe 290, the top of the base 100 is provided with the controller 310, the front side wall of the biological filter 250 is provided with the display screen 320, the water quality sensor 300 and the display screen 320 are electrically connected with the controller 310, specifically, the water quality sensor 300 is used to detect the impurities in the water in the drain pipe 290, the detection data is fed back to the controller 310, the processed data is displayed in real time through the display screen 320, so that the user can check the water quality through the display screen 320, thereby knowing the treatment situation of the domestic sewage, wherein the water quality sensor 300, the controller 310 and the display screen 320 are the existing public connection mode, and will not be described here.

[0034] Although the present application has been described with reference to the embodiments above, various improvements can be made and equivalent parts can be substituted without departing from the scope of the present application. In particular, each feature disclosed in the embodiments of the present application can be used in any combination with each other, provided that there is no structural conflict. The combinations of these features are not exhaustively described in the specification only for the purpose of saving space and resources. Therefore, the present application is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A one-piece active biofilter for centralized treatment of domestic sewage, characterized in that: The utility model provides a water-oil separator, which comprises a base (100) and a water-oil separator (200), the top of the base (100) is provided with a sedimentation tank (110), the left side wall of the sedimentation tank (110) is provided with a water inlet pipe (120), the inner wall of the water inlet pipe (120) is provided with a screen (130), the top of the sedimentation tank (110) is provided with a water pump (140), the top of the inner cavity of the sedimentation tank (110) is provided with a water pumping pipe (150), one end of the water pumping pipe (150) is connected with the bottom of the water pump (140), the top of the water pump (140) is provided with a connecting pipe (160), one end of the connecting pipe (160) is connected with the top of the water-oil separator (200), the bottom of the water-oil separator (200) is provided with a first water conveying pipe (210), the top of the base (100) is provided with an anaerobic treatment tank (220), one end of the first water conveying pipe (210) is embeddedly installed in the anaerobic treatment tank (220), the anaerobic treatment tank (220) is filled with solid filler (230), the right side wall of the anaerobic treatment tank (220) is provided with a second water conveying pipe (240), the top of the base (100) is provided with a biological filter tank (250), one end of the second water conveying pipe (240) is connected with the top of the inner cavity of the biological filter tank (250), the biological filter tank (250) is provided with a biological filter layer (260), the top of the biological filter tank (250) is provided with a blower (270), the right side wall of the blower (270) is provided with an air inlet pipe (280), one end of the air inlet pipe (280) is embeddedly installed in the biological filter tank (250), a plurality of aeration holes (281) are formed in the air inlet pipe (280), and the right side wall of the biological filter tank (250) is provided with a drain pipe (290).

2. The integrated active biofilter for centralized treatment of domestic sewage according to claim 1, characterized in that: The drain pipe (290) is embeddedly installed with a water quality sensor (300), the top of the base (100) is provided with a controller (310), the front side wall of the biological filter tank (250) is provided with a display screen (320), and the water quality sensor (300) and the display screen (320) are electrically connected with the controller (310).

3. The integrated active biofilter bed for centralized treatment of domestic sewage according to claim 1, characterized in that: The bottom of the base (100) is provided with a support frame, and the bottom of the support frame is provided with a pulley.

4. The integrated active biofilter bed for centralized treatment of domestic sewage according to claim 1, characterized in that: The left side wall of the sedimentation tank (110) is provided with a sewage pipe, and the sewage pipe is provided with a sewage valve.

5. The integrated active biofilter bed for centralized treatment of domestic sewage according to claim 1, characterized in that: The front side wall of the sedimentation tank (110) is provided with a transparent observation window.

6. The integrated active biofilter bed for centralized treatment of domestic sewage according to claim 1, characterized in that: The front side wall of the water-oil separator (200) is provided with an oil discharge pipe, and the oil discharge pipe is provided with a valve.

7. The integrated active biofilter bed for centralized treatment of domestic sewage according to claim 1, characterized in that: The air inlet pipe (280) is provided with a pressure gauge and a control valve.

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