Sludge treatment sedimentation tank with high sedimentation rate

Abstract

The utility model discloses a sedimentation tank for sludge treatment, which is high in sedimentation rate and comprises two symmetrically arranged support mounting racks, and a working tank is fixedly connected between the two support mounting racks. According to the utility model, the first pump body is started, the first sludge pipe is matched with the second sludge pipe, so that sludge enters the second connecting main pipe, then flows to the plurality of blanking groove bodies through the plurality of second connecting branch pipes, and enters the working pool through the plurality of blanking groove bodies to be settled; according to the invention, a plurality of first connecting branch pipes are arranged, so that a powdery polyaluminum chloride substance enters a first connecting main pipe through a conveying pipe, and then enters a plurality of discharging groove bodies through a plurality of first connecting branch pipes, so that the powdery polyaluminum chloride substance is mixed with sludge in the discharging groove bodies, and does not need to enter a working pool for stirring; the mixing uniformity between the powdery polyaluminum chloride substance and the sludge is also improved, and the flocculation effect is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge treatment, in particular to a sedimentation tank for sludge treatment with a fast sedimentation rate. Background Art

[0002] A sedimentation tank is a structure that uses the sedimentation effect to remove suspended solids in water and is a device for purifying water quality. It utilizes the natural sedimentation or coagulation sedimentation of water to remove suspended solids in water. Sedimentation tanks are divided into horizontal sedimentation tanks and vertical sedimentation tanks according to the water flow direction.

[0003] The flocculation ability of polyaluminum chloride substances is strong, which can be used to reduce the sludge flocculation time and improve the sedimentation rate. In the prior art, generally, powdered polyaluminum chloride substances are directly added to sewage, and then stirring is used to accelerate sludge flocculation. However, this method will cause the sewage to be in a non-static state, causing the impurities contained in the sewage to turn over, which affects the sludge sedimentation effect. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the deficiencies existing in the prior art and propose a sedimentation tank for sludge treatment with a fast sedimentation rate.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme: A sedimentation tank for sludge treatment with a fast sedimentation rate, including two symmetrically arranged support mounting frames, a working tank is fixedly connected between the two support mounting frames, a plurality of sewage inlets are penetrated and opened at the top of the working tank, a feeding chute body is fixedly connected inside the sewage inlet, a feeding component is installed at the top of the working tank, a sludge conveying component is installed at the rear of the working tank, and a pumping component is arranged on the right side of the working tank.

[0006] As a further description of the above technical scheme:

[0007] The feeding component includes a mounting vertical plate fixedly connected to the top of the working tank, a conveying pump is fixedly connected to the top of the mounting vertical plate, a feeding hopper is installed on the conveying pump, the outlet of the conveying pump is connected with a conveying pipe, the end of the conveying pipe is fixedly connected with a first connecting main pipe, and a plurality of first connecting branch pipes are fixedly connected to the first connecting main pipe.

[0008] As a further description of the above technical scheme:

[0009] A plurality of the first connecting branch pipes correspond to the plurality of feeding chute bodies one by one, and the first connecting branch pipes are located above the feeding chute bodies.

[0010] As a further description of the above technical scheme:

[0011] The sludge conveying assembly includes a fixed seat fixedly connected to the rear side wall of the working pool. The upper surface of the fixed seat is fixedly connected with a first pump body. The inlet of the first pump body is fixedly connected with a first sludge pipe, and the outlet of the first pump body is fixedly connected with a second sludge pipe. The end of the second sludge pipe is fixedly connected with a second connecting main pipe, and a plurality of second connecting branch pipes are fixedly connected to the second connecting main pipe.

[0012] As a further description of the above technical solution:

[0013] A plurality of the second connecting branch pipes correspond to a plurality of blanking troughs one by one, and the second connecting branch pipes are located above the blanking troughs.

[0014] As a further description of the above technical solution:

[0015] The pumping assembly includes a second pump body. The inlet of the second pump body is fixedly connected with a first water pipe, the end of the first water pipe is fixedly connected with the side wall of the working pool, and the outlet of the second pump body is fixedly connected with a second water pipe.

[0016] The utility model has the following beneficial effects:

[0017] Compared with the prior art, for the sedimentation tank for sludge treatment with a fast sedimentation rate, when the first pump body is started, the sludge enters the second connecting main pipe through the cooperation of the first sludge pipe and the second sludge pipe, and then flows to a plurality of blanking troughs through a plurality of second connecting branch pipes. The sludge enters the inside of the working pool through the plurality of blanking troughs for sedimentation. At the same time, when the conveying pump is started, the powdery polyaluminum chloride substance enters the first connecting main pipe through the conveying pipe, and then enters a plurality of blanking troughs through a plurality of first connecting branch pipes, so that the powdery polyaluminum chloride substance is mixed with the sludge in the blanking troughs without entering the working pool for stirring. At the same time, the mixing uniformity between the powdery polyaluminum chloride substance and the sludge is also improved, further improving the flocculation effect. Description of the Drawings

[0018] Figure 1 It is the first perspective three-dimensional view of a sedimentation tank for sludge treatment with a fast sedimentation rate proposed by the utility model;

[0019] Figure 2 It is the second perspective three-dimensional view of a sedimentation tank for sludge treatment with a fast sedimentation rate proposed by the utility model;

[0020] Figure 3 It is the side view of a sedimentation tank for sludge treatment with a fast sedimentation rate proposed by the utility model.

[0021] Legend Explanation:

[0022] 1. Support mounting frame; 2. Working pool; 3. Sewage inlet; 4. Feeding chute body; 5. Installation vertical plate; 6. Delivery pump; 7. Feeding hopper; 8. Delivery pipe; 9. First connection main pipe; 10. First connection branch pipe; 11. First pump body; 12. First sludge pipe; 13. Second sludge pipe; 14. Second connection main pipe; 15. Second connection branch pipe; 16. Second pump body; 17. First water pipe; 18. Second water pipe. Detailed implementation manner

[0023] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0024] Referring to Figures 1 to 3 , a sedimentation tank for sludge treatment with a fast sedimentation rate provided by the present invention includes two symmetrically arranged support mounting frames 1. A working pool 2 is fixedly connected between the two support mounting frames 1. A plurality of sewage inlets 3 are penetratingly opened at the top of the working pool 2. A feeding chute body 4 is fixedly connected inside the sewage inlet 3. A feeding component is installed at the top of the working pool 2. The feeding component includes an installation vertical plate 5 fixedly connected to the top of the working pool 2. A delivery pump 6 is fixedly connected to the top of the installation vertical plate 5. A feeding hopper 7 is installed on the delivery pump 6. The outlet of the delivery pump 6 is connected to a delivery pipe 8. The end of the delivery pipe 8 is fixedly connected to a first connection main pipe 9. A plurality of first connection branch pipes 10 are fixedly connected to the first connection main pipe 9. The plurality of first connection branch pipes 10 correspond to the plurality of feeding chute bodies 4 one by one, and the first connection branch pipe 10 is located above the feeding chute body 4;

[0025] A sludge delivery component is installed at the rear side of the working pool 2. The sludge delivery component includes a fixed seat fixedly connected to the rear side wall of the working pool 2. The upper surface of the fixed seat is fixedly connected to a first pump body 11. The inlet of the first pump body 11 is fixedly connected to a first sludge pipe 12. The first sludge pipe 12 is connected to an external sludge pipeline. The outlet of the first pump body 11 is fixedly connected to a second sludge pipe 13. The end of the second sludge pipe 13 is fixedly connected to a second connection main pipe 14. A plurality of second connection branch pipes 15 are fixedly connected to the second connection main pipe 14. The plurality of second connection branch pipes 15 correspond to the plurality of feeding chute bodies 4 one by one, and the second connection branch pipe 15 is located above the feeding chute body 4;

[0026] A pumping component is arranged on the right side of the working pool 2. The pumping component includes a second pump body 16. The inlet of the second pump body 16 is fixedly connected with a first water pipe 17. The end of the first water pipe 17 is fixedly connected with the side wall of the working pool 2. The outlet of the second pump body 16 is fixedly connected with a second water pipe 18. Through the arranged pumping component, the water after precipitation can be pumped out of the working pool 2.

[0027] Working principle:

[0028] During use, start the first pump body 11. Through the cooperation of the first sludge pipe 12 and the second sludge pipe 13, the sludge enters the second connection main pipe 14, and then flows to a plurality of blanking trough bodies 4 through a plurality of second connection branch pipes 15. The sludge enters the interior of the working pool 2 through the plurality of blanking trough bodies 4 for precipitation. At the same time, start the conveying pump 6, so that the powdery polyaluminum chloride substance enters the first connection main pipe 9 through the conveying pipe 8, and then enters the plurality of blanking trough bodies 4 through a plurality of first connection branch pipes 10, so that the powdery polyaluminum chloride substance is mixed with the sludge in the blanking trough body 4 without entering the working pool 2 for stirring. At the same time, the mixing uniformity between the powdery polyaluminum chloride substance and the sludge is also improved, further improving the flocculation effect.

[0029] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A sedimentation tank for sludge treatment with a fast sedimentation rate, comprising two symmetrically arranged support mounting frames (1), characterized in that: A working pool (2) is fixedly connected between the two supporting mounting frames (1), a plurality of sewage inlets (3) are provided through the top of the working pool (2), a material discharge chute (4) is fixedly connected inside the sewage inlet (3), a material adding assembly is installed on the top of the working pool (2), a sludge conveying assembly is installed on the rear side of the working pool (2), and a water pumping assembly is provided on the right side of the working pool (2).

2. A sedimentation tank for sludge treatment with a fast sedimentation rate according to claim 1, characterized in that: The material adding assembly comprises a mounting plate (5) fixedly connected to the top of the working tank (2); a delivery pump (6) is fixedly connected to the top of the mounting plate (5); a material adding hopper (7) is installed on the delivery pump (6); the outlet of the delivery pump (6) is connected to a delivery pipe (8); the end of the delivery pipe (8) is fixedly connected to a first connecting main pipe (9); and a plurality of first connecting branch pipes (10) are fixedly connected to the first connecting main pipe (9).

3. A sedimentation tank for sludge treatment with a fast sedimentation rate according to claim 2, characterized in that: The plurality of first connecting branch pipes (10) correspond one-to-one to the plurality of material discharge trough bodies (4), and the first connecting branch pipes (10) are located above the material discharge trough bodies (4).

4. The sedimentation tank for sludge treatment with a fast sedimentation rate according to claim 1, characterized in that: The sludge conveying assembly comprises a fixed seat fixedly connected to the rear side wall of the working pool (2); the upper surface of the fixed seat is fixedly connected to a first pump body (11); the inlet of the first pump body (11) is fixedly connected to a first sludge pipe (12); the outlet of the first pump body (11) is fixedly connected to a second sludge pipe (13); the end of the second sludge pipe (13) is fixedly connected to a second connecting main pipe (14); and the second connecting main pipe (14) is fixedly connected to a plurality of second connecting branch pipes (15).

5. A sedimentation tank for sludge treatment with a fast sedimentation rate according to claim 4, characterized in that: The plurality of second connecting branch pipes (15) correspond one-to-one to the plurality of material discharge trough bodies (4), and the second connecting branch pipes (15) are located above the material discharge trough bodies (4).

6. A sedimentation tank for sludge treatment with a fast sedimentation rate according to claim 1, characterized in that: The pumping assembly comprises a second pump body (16), the inlet of the second pump body (16) is fixedly connected to a first water pipe (17), the end of the first water pipe (17) is fixedly connected to the side wall of the working pool (2), and the outlet of the second pump body (16) is fixedly connected to a second water pipe (18).

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