Integrated sewage treatment device based on aeration and precipitation

Abstract

The utility model discloses an integrated sewage treatment device based on aeration and precipitation, and particularly relates to the technical field of sewage aeration and precipitation, the integrated sewage treatment device comprises a tank body and a conical aeration table top positioned in the tank body, a sludge discharge pipe orifice is fixedly communicated with a low position of the conical aeration table top in the tank body, a plurality of aeration frames are arranged on the conical aeration table top, and the aeration frames are communicated with the sludge discharge pipe orifice. An isolating layer surrounding the sludge discharge pipe orifice is fixedly mounted in the tank body, and a sludge collecting piece is fixedly mounted at the bottom end of the isolating layer. According to the aeration and precipitation integrated sewage treatment device provided by the utility model, the aeration frame is used for aeration, sludge on the conical aeration table board is deposited in the sludge collection piece along the sludge discharge pipe orifice, and clarified water in the sludge collection piece moves to a high position along the drainage channel and is discharged, so that the loss of activated sludge can be reduced; and the operation of aeration precipitation is simultaneously realized in the tank body, so that the usable area of the ground can be reduced, and the influence of aeration on sludge deposition can be reduced by separating the sludge collecting piece from the conical aeration table board.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage aeration precipitation technical field, concretely relates to a kind of based on aeration precipitation integrated sewage treatment device. BACKGROUND

[0002] The aeration of sewage is that sewage is oxygenated by aeration system, to promote the growth of aerobic microorganisms. These microorganisms can effectively decompose organic matter in sewage. The precipitation of sewage is that after aeration, sewage flows into a sedimentation tank, sludge in the sedimentation tank is separated from water, and treated clear water can be discharged or further treated, while the sludge precipitated can be returned to the aeration zone to maintain the activity of sludge.

[0003] According to patent publication number CN219823889U, published on October 13, 2023, an aeration precipitation integrated sewage treatment device is disclosed, which comprises a sedimentation tank, a hollow rotating shaft is rotatably installed inside the sedimentation tank, an aeration disc is fixed to one side of the hollow rotating shaft, a drive assembly is provided on one side of the outside of the sedimentation tank to drive the rotation of the hollow rotating shaft, a C-shaped branch pipe is provided on the other side of the sedimentation tank, the end of the branch pipe is inserted into the inside of the hollow rotating shaft, a high-pressure water inlet pipe is installed on the side of the branch pipe away from the sedimentation tank, and an air inlet pipe is provided above the middle of the high-pressure water inlet pipe.

[0004] In the prior art including the above-mentioned patent, the current way of aeration and precipitation of sewage has been used for a long time, which is still a separate aeration tank and a tank for precipitating sewage after aeration. The biggest problem of this method is that it occupies a large area of ground. Some aeration and precipitation integrated sewage treatment devices have a large interference between aeration and precipitation, which can cause poor precipitation effect, and thus a large amount of precipitated impurities in the discharged sewage after aeration, resulting in loss of active sludge and affecting subsequent aeration. Utility model content

[0005] The utility model aims to provide an aeration precipitation integrated sewage treatment device to solve the above technical problems.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: an aeration precipitation integrated sewage treatment device, comprising a tank body and a conical aeration platform located inside the tank body, and a sludge discharge pipe opening is fixedly connected to the low position of the conical aeration platform in the tank body, a plurality of aeration frames are provided on the conical aeration platform, a separation layer is fixedly installed in the tank body and surrounds the sludge discharge pipe opening, a sludge collecting element is fixedly installed at the bottom end of the separation layer, and a drainage channel with one end extending outside the tank body is fixedly connected to the separation layer.

[0007] As preferred, the air pipe is fixedly installed on the plurality of aeration frames, and a closed sleeve is arranged around the air pipe, and the closed sleeve is fixedly connected with the air blower.

[0008] As preferred, a protective cover is fixedly installed on the support frame at the top of the pool body, a main motor is fixedly installed in the protective cover, and the output end of the main motor is fixedly installed on the air pipe, and the air pipe is rotatably arranged on the support frame.

[0009] As preferred, a return sludge pipe is arranged in the pool body and fixedly connected with the sludge collecting member, and a pump is fixedly installed on the return sludge pipe, an outlet sludge pipe is fixedly installed on the pool body and connected with the output end of the pump, and the first end of the outlet sludge pipe is located above the conical aeration platform.

[0010] As preferred, an isolation mesh cover is fixedly installed in the drain channel, a cleaning brush rod is slidably arranged on one side of the isolation mesh cover, and a plurality of brush members arranged in a linear array are fixedly installed on the cleaning brush rod, and the brush members are movably arranged on the isolation mesh cover.

[0011] As preferred, the curved surface part arranged at the first end of the cleaning brush rod is movably arranged on the conical aeration platform, and the curved surface part is located on the aeration frame movement path.

[0012] As preferred, the isolation mesh cover is a stainless steel frame.

[0013] In the above technical solution, the utility model provides a kind of based on aeration precipitation integrated sewage treatment device, with following beneficial effects: by using aeration frame on conical aeration platform to carry out aeration operation, then the sludge deposited on conical aeration platform flows along the inclined surface of conical aeration platform to sludge discharge port, then is deposited in sludge collecting member through sludge discharge port, and the water clarified in sludge collecting member moves to high position along drain channel and is discharged, so that the way of deposition in sludge collecting member through sludge discharge port can reduce the influence of aeration on conical aeration platform, and the clarified water discharged through high position of drain channel can further reduce the loss of activated sludge, and the operation of aeration precipitation is realized simultaneously in pool body, which can reduce the use area of ground. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments or prior art, the following will briefly introduce the drawings needed in the embodiments. Obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can be obtained by those skilled in the art according to these drawings.

[0015] Figure 1 The overall structure of the pool body provided by the utility model embodiment is shown in the figure.

[0016] Figure 2The utility model provides a pool body whole section structure schematic diagram for the embodiment of the utility model;

[0017] Figure 3 The utility model provides a A place amplification structure schematic diagram for the embodiment of the utility model;

[0018] Figure 4 The utility model provides a B place amplification structure schematic diagram for the embodiment of the utility model.

[0019] Mark explanation:

[0020] 1, pool body;2, main motor;3, auxiliary motor;4, pump machine;5, isolation mesh cover;11, conical aeration mesa;12, sludge discharge pipe mouth;13, support frame;14, protective cover;15, isolation layer;16, drainage channel;17, sludge collecting part;18, sludge return pipe;19, sludge outlet pipe;21, air pipe;22, air channel;23, aeration frame;24, air vent;25, air passage;31, air blower;32, closed sleeve;51, cleaning brush rod;52, brush part;53, curved surface part;54, main spring. Specific implementation

[0021] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be introduced further in detail below with the accompanying drawings.

[0022] As Figures 1-4 As shown in a kind of based on aeration sedimentation integrated sewage treatment device, including pool body 1 and the conical aeration mesa 11 in it, and pool body 1 in conical aeration mesa 11 The low fixed communication of sludge discharge pipe mouth 12 is located, conical aeration mesa 11 is provided with multiple aeration frames 23, pool body 1 is fixedly installed with the isolation layer 15 that encircles sludge discharge pipe mouth 12, the bottom end of isolation layer 15 is fixedly installed with sludge collecting part 17, isolation layer 15 is fixedly communicated with one end extends in the outer wall of pool body 1 Drainage channel 16. By utilizing aeration frame 23 on conical aeration mesa 11 to carry out aeration operation, then sludge deposited on conical aeration mesa 11 flows along the inclined surface of conical aeration mesa 11 to sludge discharge pipe mouth 12, then deposited in sludge collecting part 17 through sludge discharge pipe mouth 12, and the water clarified in sludge collecting part 17 moves along drainage channel 16 to high position and is discharged, so the mode of deposition in sludge collecting part 17 through sludge discharge pipe mouth 12 can reduce the influence of aeration on conical aeration mesa 11, and the clarified water is discharged through the high position of drainage channel 16 It can further reduce the loss of activated sludge, and the operation of aeration sedimentation is realized in pool body 1 simultaneously, which can reduce the use area of ground.

[0023] As further provided by the utility model, it further includes air pipe 21 fixedly installed on multiple aeration frames 23 and closed sleeve 32 encircling air pipe 21, and closed sleeve 32 is fixedly communicated with air blower 31.

[0024] Specifically, as shown in Figure 1 and Figure 2 , a plurality of exhaust holes 24 are formed on the aeration rack 23, and a gas channel 22 communicating with the air pipe 21 is formed in the aeration rack 23, a support frame 13 is fixedly installed on the top of the pool body 1, and an auxiliary motor 3 is fixedly installed on the support frame 13, and a blower 31 is fixedly installed on the output end of the auxiliary motor 3, a plurality of air passages 25 are formed on the outer wall of the closed sleeve 32 where the air pipe 21 is located, and the blower 31 is driven by the auxiliary motor 3 to blow air, and then the air blown by the blower 31 enters the air pipe 21 along the closed sleeve 32 and the air passage 25, and then the air is exhausted through the plurality of gas channels 22 to make the exhaust holes 24 on the plurality of aeration racks 23, thereby realizing the operation of aerating the mixture of sludge and sewage on the conical aeration platform 11.

[0025] Further, the support frame 13 fixedly installed on the top of the pool body 1 is fixedly installed with a protective cover 14, the protective cover 14 is fixedly installed with a main motor 2, and the output end of the main motor 2 is fixedly installed on the air pipe 21, and the air pipe 21 is rotatably arranged on the support frame 13.

[0026] Specifically, the closed sleeve 32 is fixedly installed on the protective cover 14, and the air pipe 21 is rotatably arranged in the closed sleeve 32, and the air pipe 21 is rotated by the main motor 2, and then the air pipe 21 is rotated to drive the plurality of aeration racks 23 to rotate on the conical surface of the conical aeration platform 11, and the rotation of the aeration rack 23 not only makes the sludge and water and gas mix better, but also makes the sludge deposited on the conical aeration platform 11 flow into the sludge discharge port 12, thereby increasing the flowability of the sludge and avoiding the problem of sludge being hardened on the conical aeration platform 11 for a long time.

[0027] Further, the pool body 1 is provided with a sludge return pipe 18 fixedly connected to the sludge collecting member 17, and the sludge return pipe 18 is fixedly installed with a pump 4, and the pool body 1 is fixedly installed with a sludge discharge pipe 19 communicating with the output end of the pump 4, and the first end of the sludge discharge pipe 19 is located above the conical aeration platform 11.

[0028] Specifically, as shown in Figure 2 , the sludge discharged through the sludge discharge port 12 is deposited in the sludge collecting member 17, and then the sludge in the sludge collecting member 17 is pumped by the pump 4 to be discharged onto the conical aeration platform 11 along the sludge return pipe 18 and the sludge discharge pipe 19, so that the sludge can be used again.

[0029] Furthermore, the drain channel 16 is fixedly installed with a separation screen cover 5, one side of the separation screen cover 5 is slidably provided with a cleaning brush rod 51, and a plurality of linearly arranged brush members 52 are fixedly installed on the cleaning brush rod 51, and the brush members 52 are movably arranged on the separation screen cover 5.

[0030] Specifically, after the aerated sewage is clarified in the sludge collecting member 17, the sewage is discharged from the pool body 1 by using the drain 16, the sludge is intercepted by using the isolation screen cover 5, so as to reduce the loss of sludge, and the isolation screen cover 5 is cleaned by moving the cleaning brush rod 51 and the brush member 52, so as to avoid the blockage of the isolation screen cover 5.

[0031] Further, the curved surface part 53 provided at the first end of the cleaning brush rod 51 is movable on the conical aeration platform 11, and the curved surface part 53 is located on the moving path of the aeration frame 23.

[0032] Specifically, the main spring 54 is fixedly installed at the second end of the cleaning brush rod 51, and the first end of the main spring 54 is fixedly installed on the drain 16. When the plurality of aeration frames 23 rotate on the conical surface of the conical aeration platform 11, the aeration frame 23 extrudes the curved surface part 53, so as to make the cleaning brush rod 51 slide to clean the isolation screen cover 5, and the force storage and release of the main spring 54 are matched, so as to make the brush member 52 reciprocate to clean the isolation screen cover 5, so as to avoid the blockage of the isolation screen cover 5.

[0033] Further, the isolation screen cover 5 is a stainless steel frame.

[0034] Working principle: the air pipe 21 is driven to rotate by using the main motor 2, then the plurality of aeration frames 23 are driven to rotate on the conical surface of the conical aeration platform 11 by the rotation of the air pipe 21, the rotation of the aeration frame 23 can make the sludge, water and gas mix better, the air blower 31 is driven to blow air by using the auxiliary motor 3, then the air blown by the air blower 31 along the closed sleeve 32 and the air passage 25 enters the air pipe 21, then the plurality of air passages 22 are used to make the exhaust holes 24 on the plurality of aeration frames 23 exhaust, so as to realize the operation of aerating the sludge and sewage mixture on the conical aeration platform 11. When the plurality of aeration frames 23 rotate on the conical surface of the conical aeration platform 11, the aeration frame 23 extrudes the curved surface part 53, so as to make the cleaning brush rod 51 slide to clean the isolation screen cover 5, and the force storage and release of the main spring 54 are matched, so as to make the brush member 52 reciprocate to clean the isolation screen cover 5, so as to avoid the blockage of the isolation screen cover 5. Therefore, the deposition of the sludge in the sludge collecting member 17 through the sludge discharge port 12 can reduce the influence of aeration on the conical aeration platform 11, the clarified water can be discharged from the high position of the drain 16 to further reduce the loss of activated sludge, the operation of aeration and sedimentation in the pool body 1 can reduce the use area of the ground.

[0035] The above has only described certain exemplary embodiments of the present application by way of illustration, and it is needless to say that the described embodiments can be modified in various ways without departing from the spirit and scope of the present application for those skilled in the art. Therefore, the above drawings and descriptions are illustrative in nature, and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A sewage treatment device based on aeration and sedimentation integration, characterized in that: The invention comprises a tank body (1) and a conical aeration table (11) located therein, wherein a mud discharge pipe opening (12) is fixedly connected to the lower position of the conical aeration table (11) in the tank body (1), a plurality of aeration racks (23) are provided on the conical aeration table (11), an isolation layer (15) surrounding the mud discharge pipe opening (12) is fixedly installed in the tank body (1), a mud collecting piece (17) is fixedly installed at the bottom end of the isolation layer (15), and a drainage channel (16) with one end extending to the outer wall of the tank body (1) is fixedly connected to the isolation layer (15).

2. The aeration-sedimentation integrated sewage treatment device according to claim 1, characterized in that: The invention also comprises an air pipe (21) fixedly mounted on a plurality of aeration racks (23) and a closed sleeve (32) surrounding the air pipe (21), wherein the closed sleeve (32) is fixedly connected to a blower (31).

3. The aeration-sedimentation integrated sewage treatment device according to claim 1, characterized in that: A protective cover (14) is fixedly mounted on a support frame (13) fixedly mounted on the top of the pool body (1), a main motor (2) is fixedly mounted inside the protective cover (14), and an output end of the main motor (2) is fixedly mounted on an air pipe (21), and the air pipe (21) is rotatably mounted on the support frame (13).

4. The aeration-sedimentation integrated sewage treatment device according to claim 1, characterized in that: A mud return pipe (18) fixedly connected to the mud collecting member (17) is provided in the tank body (1), and a pump (4) is fixedly installed on the mud return pipe (18). A mud discharge pipe (19) connected to the output end of the pump (4) is fixedly installed on the tank body (1), and a first end of the mud discharge pipe (19) is located above the conical aeration table (11).

5. The aeration-sedimentation integrated sewage treatment device according to claim 1, characterized in that: An isolation mesh cover (5) is fixedly installed in the drainage channel (16), a cleaning brush rod (51) is slidably provided on one side of the isolation mesh cover (5), and a plurality of brush members (52) arranged in a linear array are fixedly installed on the cleaning brush rod (51), and the brush members (52) are movably provided on the isolation mesh cover (5).

6. The aeration-sedimentation integrated sewage treatment device according to claim 5, characterized in that: The curved portion (53) provided at the first end of the cleaning brush rod (51) is movable on the conical aeration table (11), and the curved portion (53) is located on the movable path of the aeration frame (23).

7. The aeration-sedimentation integrated sewage treatment device according to claim 5, characterized in that: The isolation mesh cover (5) is a stainless steel frame.

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