Sludge treatment equipment for river water emergency engineering

Abstract

The utility model relates to sludge treatment equipment for river water emergency engineering, which belongs to the technical field of sludge treatment devices and comprises a sludge treatment box body, a sludge sedimentation tank is arranged in the sludge treatment box body, a rotating shaft is arranged on the lower portion of the sludge sedimentation tank, a spiral blade integrated with the rotating shaft is arranged on the rotating shaft, and the spiral blade is arranged on the rotating shaft. A plurality of sludge cutting transverse beams are arranged at the upper part of the sludge sedimentation tank; and a plurality of sludge guide inclined plates which are distributed with the sludge cutting transverse beams in a crossed manner are arranged between the sludge cutting transverse beams and the rotating shaft. The device has the characteristics of compact structure, time saving, labor saving and stable treatment effect. The effluent quality is stable and reaches the standard, the water content of the sludge is reduced, and the subsequent sludge treatment difficulty is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge treatment devices, in particular to sludge treatment equipment used in river water emergency projects. Background Art

[0002] On rainy days, the amount of water in the flood drainage channel is large, the wastewater overflow from the Erdao Dam is serious, and the untreated combined wastewater has a certain impact on the water quality of the existing downstream river. Therefore, it is necessary to treat and discharge the overflowing wastewater to reduce the pollution of the existing river by the combined wastewater. Summary of the invention

[0003] The utility model mainly solves the deficiencies in the prior art and provides a sludge disposal device for river water emergency projects, which has the characteristics of compact structure, time-saving and labor-saving, and stable treatment effect. It ensures that the effluent water quality is stable and meets the standards, reduces the water content of the sludge, and reduces the difficulty of subsequent sludge treatment.

[0004] The above technical problems of the utility model are mainly solved by the following technical solutions:

[0005] A sludge disposal equipment for river water emergency engineering comprises a sludge disposal box, a sludge sedimentation tank is arranged in the sludge disposal box, a rotating shaft is arranged at the lower part of the sludge sedimentation tank, a spiral blade which is integrated with the rotating shaft is arranged on the rotating shaft, a plurality of mud cutting cross beams are arranged at the upper part of the sludge sedimentation tank, and a plurality of mud guiding inclined plates which are cross-distributed with the mud cutting cross beams are arranged between the mud cutting cross beams and the rotating shaft.

[0006] The operation of the rotating shaft with spiral blades increases the reflux concentration of micro-charge carriers through the compressibility of the spiral, increases the recovery ratio of the micro-charge carriers, and reduces the carrier loss.

[0007] Preferably, a variable frequency reduction motor is provided on the outside of the sludge treatment box on one side of the rotating shaft extending out, and a sealed bearing flange seat is provided between the variable frequency reduction motor and the sludge treatment box, which is bolted and fixed to the variable frequency reduction motor and the sludge treatment box respectively; a supporting bearing seat is provided between the other side of the rotating shaft and the inner wall of the sludge treatment box, which is movably nested and fixed to the rotating shaft.

[0008] The variable frequency reduction motor controls the speed of conveying sludge according to the amount of sludge. This greatly reduces unnecessary running time and energy consumption. The sealed bearing flange seat isolates the variable frequency reduction motor from the shaft to prevent water leakage.

[0009] Preferably, a maintenance flange door is provided above the variable frequency reduction motor and is fixedly connected to the sludge disposal box body by a flange seal.

[0010] Preferably, a secondary water tank is provided on the side of the sludge sedimentation tank, a primary water tank is provided between the secondary water tank and the sludge sedimentation tank, an overflow baffle channel is provided between the upper part of the primary water tank and the sludge sedimentation tank, and a water filter baffle is provided between the secondary water tank and the primary water tank.

[0011] Preferably, a water pump I connected to the primary water tank is disposed at the upper end of the primary water tank, and a water pump II connected to the secondary water tank is disposed at the upper end of the secondary water tank.

[0012] Preferably, a mud level detector extending to above the rotating shaft is provided at the upper end of the sludge sedimentation tank.

[0013] Preferably, an operating platform is provided on the periphery of the upper portion of the sludge disposal box, and an escalator which is integrally welded and connected to the operating platform is provided between one side of the operating platform and the sludge disposal box.

[0014] The utility model can achieve the following effects:

[0015] The utility model provides a sludge disposal device for river water emergency engineering, which has the characteristics of compact structure, time-saving and labor-saving, and stable treatment effect compared with the prior art. It ensures that the effluent water quality is stable and up to standard, reduces the water content of the sludge, and reduces the difficulty of subsequent sludge treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model.

[0017] Figure 2 It is a side structural sectional view of the utility model.

[0018] In the figure: sludge disposal box 1, sludge sedimentation tank 2, primary water tank 3, secondary water tank 4, operating platform 5, escalator 6, mud level detector 7, mud cutting cross beam 8, mud guide inclined plate 9, overflow baffle channel 10, water pump I 11, water pump II 12, water filter baffle 13, support bearing seat 14, rotating shaft 15, spiral blade 16, sealing bearing flange seat 17, variable frequency reduction motor 18, and maintenance flange compartment door 19. DETAILED DESCRIPTION

[0019] The technical solution of the utility model is further specifically described below through embodiments and in conjunction with the accompanying drawings.

[0020] Example: Figure 1 and Figure 2As shown, a sludge disposal equipment for river water emergency engineering includes a sludge disposal box 1, an operation platform 5 is arranged on the upper periphery of the sludge disposal box 1, and an escalator 6 which is welded and connected to the operation platform 5 is arranged between the side of the operation platform 5 and the sludge disposal box 1. A sludge sedimentation tank 2 is arranged in the sludge disposal box 1, a secondary water tank 4 is arranged on the side of the sludge sedimentation tank 2, a primary water tank 3 is arranged between the secondary water tank 4 and the sludge sedimentation tank 2, an overflow baffle channel 10 is arranged between the upper part of the primary water tank 3 and the sludge sedimentation tank 2, and a water filter baffle 13 is arranged between the secondary water tank 4 and the primary water tank 3. A pumping pump I 11 connected to the primary water tank 3 is arranged at the upper end of the primary water tank 3, and a pumping pump II 12 connected to the secondary water tank 4 is arranged at the upper end of the secondary water tank 4.

[0021] A rotating shaft 15 is provided at the lower part of the sludge sedimentation tank 2, and a spiral blade 16 which is integrated with the rotating shaft 15 is provided on the rotating shaft 15. A mud level detector 7 which extends to the upper part of the rotating shaft 15 is provided at the upper end of the sludge sedimentation tank 2. A variable frequency reduction motor 18 is provided on one side of the rotating shaft 15 extending out of the outside of the sludge treatment box 1. A sealed bearing flange seat 17 which is bolted and fixed to the variable frequency reduction motor 18 and the sludge treatment box 1 is provided between the variable frequency reduction motor 18 and the sludge treatment box 1, and a maintenance flange compartment door 19 which is connected and fixed to the sludge treatment box 1 by a flange seal is provided above the variable frequency reduction motor 18. A support bearing seat 14 which is movably nested and fixed to the rotating shaft 15 is provided between the other side of the rotating shaft 15 and the inner wall of the sludge treatment box 1. A pair of mud cutting cross beams 8 are provided at the upper part of the sludge sedimentation tank 2, and 18 mud guiding inclined plates 9 which are cross-staggered and distributed with the mud cutting cross beams 8 are provided between the mud cutting cross beams 8 and the rotating shaft 15.

[0022] The sludge enters the mud guide inclined plate 9 from the mud cutting cross beam 8 and falls into the sludge sedimentation tank 2. The spiral blade 16 is driven by the rotating shaft 15 to send the precipitated sludge to the sludge pit, and then pumped out by the sludge pump. The muddy water in the upper part of the sludge sedimentation tank 2 enters the primary water tank 3 through the overflow baffle channel 10, and the sludge sedimentation tank 2 is backwashed or irrigated by the pump I 11. The water filtered by the water filter baffle 13 enters the secondary water tank 4, and the water is transported by the pump II 12.

[0023] In summary, the sludge disposal equipment used in river water emergency projects has the characteristics of compact structure, time-saving and labor-saving, and stable treatment effect. It ensures that the effluent water quality is stable and meets the standards, reduces the water content of the sludge, and reduces the difficulty of subsequent sludge treatment.

[0024] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numerals in the claims should not be regarded as limiting the claims involved.

[0025] In summary, the above description is only a specific embodiment of the present invention, but the structural features of the present invention are not limited thereto. Any changes or modifications made by any technician in the field of the present invention are included in the patent scope of the present invention.

Claims

1. A sludge disposal equipment for river water emergency engineering, characterized by: The invention comprises a sludge treatment box (1), wherein a sludge sedimentation tank (2) is arranged in the sludge treatment box (1), a rotating shaft (15) is arranged at the lower part of the sludge sedimentation tank (2), a spiral blade (16) which is integrated with the rotating shaft (15) is arranged on the rotating shaft (15), a plurality of mud cutting cross beams (8) are arranged at the upper part of the sludge sedimentation tank (2), and a plurality of mud guiding inclined plates (9) which are cross-distributed with the mud cutting cross beams (8) are arranged between the mud cutting cross beams (8) and the rotating shaft (15).

2. The sludge disposal equipment for river water emergency engineering according to claim 1 is characterized by: One side of the rotating shaft (15) extends out of the sludge treatment box (1) and is provided with a variable frequency reduction motor (18). Between the variable frequency reduction motor (18) and the sludge treatment box (1) is a sealed bearing flange seat (17) which is bolted and fixed to the variable frequency reduction motor (18) and the sludge treatment box (1) respectively. Between the other side of the rotating shaft (15) and the inner wall of the sludge treatment box (1) is a supporting bearing seat (14) which is movably nested and fixed to the rotating shaft (15).

3. The sludge disposal equipment for river water emergency engineering according to claim 2 is characterized by: A maintenance flange door (19) is provided above the variable frequency reduction motor (18) and is fixedly connected to the sludge disposal box (1) by means of a flange seal.

4. The sludge disposal equipment for river water emergency engineering according to claim 1 is characterized by: A secondary water tank (4) is provided on the side of the sludge sedimentation tank (2), a primary water tank (3) is provided between the secondary water tank (4) and the sludge sedimentation tank (2), an overflow baffle channel (10) is provided between the upper part of the primary water tank (3) and the sludge sedimentation tank (2), and a water filter baffle (13) is provided between the secondary water tank (4) and the primary water tank (3).

5. The sludge disposal equipment for river water emergency engineering according to claim 4 is characterized by: The upper end of the primary water tank (3) is provided with a water pump I (11) connected to the primary water tank (3), and the upper end of the secondary water tank (4) is provided with a water pump II (12) connected to the secondary water tank (4).

6. The sludge disposal equipment for river water emergency engineering according to claim 1, characterized in that: The upper end of the sludge sedimentation tank (2) is provided with a mud level detector (7) extending to above the rotating shaft (15).

7. The sludge disposal equipment for river water emergency engineering according to claim 1, characterized in that: An operating platform (5) is provided on the outer periphery of the upper part of the sludge disposal box (1), and an escalator (6) which is integrally welded and connected to the operating platform (5) is provided between one side of the operating platform (5) and the sludge disposal box (1).

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