Integrated biological sewage treatment device

Abstract

The utility model discloses an integrated biological sewage treatment device which comprises a base, a biological flocculation basin is arranged on one side of the top end of the base, a separation cylinder is arranged on the other side of the top end of the base, a second drain outlet is formed in the bottom end of the separation cylinder, a first drain outlet is formed in one side of the bottom of the biological flocculation basin, and a second drain outlet is formed in the other side of the top end of the base. A cover body is arranged at the top end of the separation barrel, a water outlet is formed in the middle of the top end of the cover body, and a separation filter screen is arranged at the position, close to the middle, between the inner side walls of the separation barrel. A backwashing assembly is arranged above a separation filter screen in a separation cylinder, when the lower portion of the separation filter screen is blocked, a water supply pipeline is connected through a water inlet connector, a water body is conveyed into a spray pipe through a communicating pipe by a backwashing pump, and then the water body is sprayed out through a backwashing nozzle to carry out backwashing treatment on the separation filter screen; flocculate blocking the separation filter screen is flushed, the sewage treatment continuity of the device is ensured, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to an integrated biological sewage treatment device. Background Art

[0002] Sewage treatment is the process of purifying sewage generated in life and production activities to meet the discharge standards. There are many methods of sewage treatment in the field of sewage treatment today, including biological methods. Biological sewage treatment is one of the most widely used methods in modern sewage treatment. Biological sewage treatment equipment can be used to treat sewage more effectively and simply.

[0003] However, during the use of existing biological sewage treatment devices, flocculants are prone to block the filter used for separating and filtering the sewage and flocculants after biological flocculation treatment, thereby affecting the normal operation of the device. There is a technical problem that the separation filter assembly cannot be backwashed conveniently, quickly and effectively to ensure the continuity of the device's sewage treatment. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art, the utility model provides an integrated biological sewage treatment device, which can solve the problem that flocculants are easily blocked by the filter screen used for separating and filtering sewage and flocculants after biological flocculation treatment, thereby affecting the normal operation of the device. There is a technical problem that the separation filter screen assembly cannot be backwashed conveniently, quickly and effectively to ensure the continuity of the sewage treatment of the device.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: an integrated biological sewage treatment device, comprising a base, a biological flocculation tank is arranged on one side of the top of the base, a separation cylinder is arranged on the other side of the top of the base, a second sewage outlet is arranged at the bottom of the separation cylinder, a first sewage outlet is arranged on one side of the bottom of the biological flocculation tank, a cover is arranged on the top of the separation cylinder, a water outlet is arranged at the middle position of the top of the cover, a separation filter is arranged near the middle position between the inner side walls of the separation cylinder, and the biological A support is provided on the top of the base between the biological flocculation tank and the separation cylinder, a booster pump is provided on the top of the support, an extraction pipe is provided at the input end of the booster pump, a delivery pipe is provided at the output end of the booster pump, a backwash pump is provided on one side of the top of the cover body, a connecting pipe is provided at the output end of the backwash pump, a nozzle is provided between the cover body and the bottom end of the connecting rod, a backwash nozzle is provided on the inner side of the nozzle, a water inlet connection port is provided at the input end of the backwash pump, and a stirring and mixing component is provided at the bottom end inside the biological flocculation tank.

[0006] As a preferred technical solution of the utility model, the bottom end of the connecting pipe penetrates the cover body and the top end of the nozzle and is fixedly connected, and the connecting pipe is communicated with the nozzle.

[0007] As a preferred technical solution of the utility model, the nozzle is annular, and four groups of backwash nozzles are provided. The backwash nozzles are arranged at equal intervals on the inner side of the nozzle.

[0008] As a preferred technical solution of the utility model, one end of the extraction pipe passes through one side of the biological flocculation tank, one end of the delivery pipe passes through one side of the separation cylinder, and one end outlet of the delivery pipe is located below the separation filter.

[0009] As a preferred technical solution of the utility model, the stirring and mixing assembly includes a driving motor, which is arranged at the middle position of the bottom end of the biological flocculation tank. A sealing sleeve is inserted at the middle position of the bottom end of the biological flocculation tank. A driving shaft is arranged at the output end of the driving motor, and the top end of the driving shaft passes through the interior of the sealing sleeve. A stirring frame is arranged at the top end of the outer side of the driving shaft.

[0010] As a preferred technical solution of the utility model, the stirring frame is in a "cross" shape, and the stirring frame is parallel to the bottom end of the biological flocculation tank.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. By arranging a backwash component above the separation filter in the separation cylinder, when the separation filter is blocked, the water supply pipeline is connected through the water inlet connection port, and the water is transported to the inside of the spray pipe through the connecting pipe by the backwash pump, and then the separation filter is sprayed out through the backwash nozzle to backwash the flocculants blocking the separation filter, so as to ensure the continuity of sewage treatment of the device and strong feasibility;

[0013] 2. A stirring and mixing component is provided at the bottom of the biological flocculation tank. When in use, the sewage to be treated and the biological flocculant for treating the sewage are put into the biological flocculation tank, and then the driving motor is started to drive the driving shaft to drive the stirring frame to rotate, so that the sewage and the biological flocculant in the biological flocculation tank are fully mixed, thereby effectively improving the reaction rate of the biological flocculant and the sewage, and correspondingly improving the sewage treatment efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a rear view structural schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the top view structure of the utility model;

[0017] Figure 4It is a schematic diagram of a partial cross-sectional structure of a separation cylinder of the utility model in a front view.

[0018] Among them: 1. base; 2. separation cylinder; 3. support; 4. booster pump; 5. biological flocculation tank; 6. first sewage outlet; 7. stirring frame; 8. delivery pipe; 9. cover; 10. water outlet; 11. backwash pump; 12. water inlet connection; 13. extraction pipe; 14. driving motor; 15. sealing sleeve; 16. driving shaft; 17. connecting pipe; 18. separation filter; 19. second sewage outlet; 20. backwash nozzle; 21. nozzle; 22. connecting rod. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified. Example

[0020] Please refer to Figure 1-4 As shown, the utility model provides an integrated biological sewage treatment device, including a base 1, a biological flocculation tank 5 is arranged on one side of the top of the base 1, a separation cylinder 2 is arranged on the other side of the top of the base 1, a second sewage outlet 19 is arranged at the bottom of the separation cylinder 2, a first sewage outlet 6 is arranged on one side of the bottom of the biological flocculation tank 5, and flocculants settled in the biological flocculation tank 5 are discharged through the first sewage outlet 6, a cover body 9 is arranged on the top of the separation cylinder 2, a water outlet 10 is arranged at the middle position of the top of the cover body 9, a separation filter 18 is arranged near the middle position between the inner side walls of the separation cylinder 2, a support 3 is arranged on the top of the base 1 between the biological flocculation tank 5 and the separation cylinder 2, and the top of the support 3 A booster pump 4 is provided at the end, an extraction pipe 13 is provided at the input end of the booster pump 4, one end of the extraction pipe 13 passes through one side of the biological flocculation tank 5, and a delivery pipe 8 is provided at the output end of the booster pump 4, one end of the delivery pipe 8 passes through one side of the separation cylinder 2, and one end outlet of the delivery pipe 8 is located below the separation of the separation filter 18, the sewage that has not been filtered and separated floccules after biological flocculation treatment is extracted from the biological flocculation tank 5 through the extraction pipe 13 by the booster pump 4 and transported to the separation cylinder 2 through the separation filter 18 for separation and filtration treatment, and the floccules filtered and separated in the separation cylinder 2 are discharged through the second sewage outlet 19, and the treated sewage is discharged from the device through the water outlet 10;

[0021] As a further implementation of this embodiment, Figure 1-4 As shown, a backwash pump 11 is provided on one side of the top of the cover body 9, a connecting pipe 17 is provided at the output end of the backwash pump 11, a connecting rod 22 is provided at the edge of the bottom end of the cover body 9, a ring-shaped nozzle 21 is provided between the bottom ends of the connecting rod 22, a backwash nozzle 20 is provided on the inner side of the nozzle 21, four groups of backwash nozzles 20 are provided, and the backwash nozzles 20 are arranged at equal intervals on the inner side of the nozzle 21, a water inlet connection port 12 is provided at the input end of the backwash pump 11, the bottom end of the connecting pipe 17 penetrates the cover body 9 and the top end of the nozzle 21 is fixedly connected, and the connecting pipe 17 is connected to the nozzle 21, the water entering through the water inlet connection port 12 is transported to the inside of the nozzle 21 through the connecting pipe 17 by the backwash pump 11, and then sprayed out through the backwash nozzle 20 to backwash the separation filter 18, so as to achieve the purpose of flushing the flocculants blocking the separation filter 18, and ensure the continuity of the sewage treatment of the device;

[0022] When the separation filter 18 is clogged, the water supply pipeline is connected through the water inlet connection port 12, and the water is transported to the inside of the nozzle 21 through the connecting pipe 17 by the backwash pump 11, and then sprayed out through the backwash nozzle 20 to backwash the separation filter 18;

[0023] As a further implementation of this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, a stirring and mixing assembly is provided at the bottom of the biological flocculation tank 5, and the stirring and mixing assembly includes a driving motor 14, which is provided at the middle position of the bottom of the biological flocculation tank 5, and a sealing sleeve 15 is inserted at the middle position of the bottom of the biological flocculation tank 5. A driving shaft 16 is provided at the output end of the driving motor 14, and the top of the driving shaft 16 passes through the inside of the sealing sleeve 15. A stirring frame 7 in a "cross" shape is provided at the top of the outer side of the driving shaft 16, and the stirring frame 7 is parallel to the bottom of the biological flocculation tank 5. The driving motor 14 is started to drive the driving shaft 16 to drive the stirring frame 7 to rotate, so as to achieve the purpose of fully mixing the sewage in the biological flocculation tank 5 with the biological flocculant, effectively improve the reaction rate between the biological flocculant and the sewage, and correspondingly improve the sewage treatment efficiency of the device;

[0024] Specific working principle:

[0025] When using the integrated biological sewage treatment device, firstly, the sewage to be treated and the biological flocculant for treating the sewage are put into the biological flocculation tank 5, and then the driving motor 14 is started to drive the driving shaft 16 to drive the stirring frame 7 to rotate, so that the sewage in the biological flocculation tank 5 and the biological flocculant are fully mixed. After the sewage is flocculated and precipitated, the booster pump 4 extracts the sewage that has not been filtered and separated from the flocculants after the biological flocculation treatment from the biological flocculation tank 5 through the extraction pipe 13 and transports it to the separation cylinder 2 through the transport pipe 8, and the sewage is separated and filtered from bottom to top through the separation filter 18. The sewage after filtering the flocculants is discharged from the device through the water outlet 10, and the flocculants settled in the biological flocculation tank 5 and the flocculants filtered and separated in the separation cylinder 2 are discharged through the first sewage outlet 6 and the second sewage outlet 19 respectively. When the separation filter 18 is blocked below, the water supply pipeline is connected through the water inlet connection port 12, and the water body is transported to the inside of the nozzle 21 through the connecting pipe 17 through the backwashing pump 11, and then the separation filter 18 is backwashed through the backwashing nozzle 20, thereby performing continuous and effective sewage treatment operations.

[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An integrated biological sewage treatment device, comprising a base (1), characterized in that: A biological flocculation tank (5) is arranged on one side of the top of the base (1), a separation cylinder (2) is arranged on the other side of the top of the base (1), a second sewage outlet (19) is arranged at the bottom of the separation cylinder (2), a first sewage outlet (6) is arranged on one side of the bottom of the biological flocculation tank (5), a cover body (9) is arranged on the top of the separation cylinder (2), a water outlet (10) is arranged at the middle position of the top of the cover body (9), a separation filter (18) is arranged near the middle position between the inner side walls of the separation cylinder (2), a support (3) is arranged on the top of the base (1) between the biological flocculation tank (5) and the separation cylinder (2), and a filter screen (18) is arranged on the top of the support (3) A booster pump (4) is provided, an extraction pipe (13) is provided at the input end of the booster pump (4), a delivery pipe (8) is provided at the output end of the booster pump (4), a backwash pump (11) is provided on one side of the top of the cover body (9), a connecting pipe (17) is provided at the output end of the backwash pump (11), a connecting rod (22) is provided at the edge of the bottom end of the cover body (9), a nozzle (21) is provided between the bottom ends of the connecting rod (22), a backwash nozzle (20) is provided on the inner side of the nozzle (21), a water inlet connection port (12) is provided at the input end of the backwash pump (11), and a stirring and mixing component is provided at the bottom end of the biological flocculation tank (5).

2. The integrated biological sewage treatment device according to claim 1, characterized in that: The bottom end of the connecting pipe (17) passes through the cover body (9) and the top end of the nozzle (21) and is fixedly connected, and the connecting pipe (17) is in communication with the nozzle (21).

3. The integrated biological sewage treatment device according to claim 1, characterized in that: The nozzle (21) is annular, and four groups of backwash nozzles (20) are provided. The backwash nozzles (20) are arranged at equal intervals on the inner side of the nozzle (21).

4. The integrated biological sewage treatment device according to claim 1, characterized in that: One end of the extraction pipe (13) passes through one side of the biological flocculation tank (5), one end of the delivery pipe (8) passes through one side of the separation cylinder (2), and the outlet of one end of the delivery pipe (8) is located below the separation filter (18).

5. The integrated biological sewage treatment device according to claim 1, characterized in that: The stirring and mixing assembly comprises a driving motor (14), the driving motor (14) being arranged at a middle position of the bottom end of the biological flocculation tank (5), a sealing sleeve (15) being inserted at a middle position of the bottom end inside the biological flocculation tank (5), a driving shaft (16) being arranged at an output end of the driving motor (14), a top end of the driving shaft (16) penetrating the interior of the sealing sleeve (15), and a stirring frame (7) being arranged at a top end of an outer side of the driving shaft (16).

6. The integrated biological sewage treatment device according to claim 5, characterized in that: The stirring frame (7) is in the shape of a cross, and the stirring frame (7) is parallel to the inner bottom end of the biological flocculation tank (5).

Images