Mud cleaning device for sewage treatment

Abstract

The utility model relates to the field of sewage treatment, and discloses a sludge cleaning device for sewage treatment, which comprises a sedimentation tank, a sludge discharge groove is arranged on the inner bottom wall of the sedimentation tank, the sludge discharge groove extends left and right and penetrates through the right side wall of the sedimentation tank, and a connecting pipe is fixedly connected to the bottom of the right side wall of the sedimentation tank. The right end of the connecting pipe is provided with a lifting pipe, the two ends of the lifting pipe are closed, the lifting pipe inclines towards the upper right, the right end of the connecting pipe is fixedly communicated with the left side wall of the lifting pipe, and the right side of the lifting pipe is provided with a supporting rod which is perpendicular to the ground. The top end of the supporting rod is fixedly connected with the top of the right side wall of the lifting pipe, a first fixing frame is fixedly connected to the inner side wall of the right end of the connecting pipe, a second fixing frame is fixedly connected to the inner wall of the bottom end of the lifting pipe, and a first rotating shaft is arranged in the sludge discharging groove and the connecting pipe.

Description

Technical Field

[0001] The utility model relates to the field of sewage treatment, in particular to a mud clearing device for sewage treatment. Background Art

[0002] In the current sewage treatment process, during static sedimentation, the sludge settles at the bottom of the sedimentation tank. After the sedimentation is completed, the upper water is pumped out and the sludge at the bottom is cleaned manually. The efficiency of manual sludge cleaning is low and it is time-consuming and labor-intensive. Utility Model Content

[0003] In order to overcome the above-mentioned deficiencies, the utility model provides a mud clearing device for sewage treatment.

[0004] The technical solution adopted by this utility model:

[0005] A mud cleaning device for sewage treatment comprises a sedimentation tank, wherein the inner bottom wall of the sedimentation tank is provided with a mud discharge trough, the mud discharge trough extends left and right and penetrates the right side wall of the sedimentation tank, a connecting pipe is fixedly connected to the bottom of the right side wall of the sedimentation tank, the connecting pipe and the mud discharge trough have the same diameter and are connected to each other, a lifting pipe is provided at the right end of the connecting pipe, both ends of the lifting pipe are closed, the lifting pipe is inclined to the upper right, the right end of the connecting pipe is fixedly connected to the left side wall of the lifting pipe, the connecting pipe is connected to the lifting pipe, a supporting rod is provided on the right side of the lifting pipe, the supporting rod is perpendicular to the ground, the top of the supporting rod is fixedly connected to the top of the right side wall of the lifting pipe, a fixing frame 1 is fixedly connected to the inner side wall of the right end of the connecting pipe, a fixing frame 2 is fixedly connected to the inner wall of the bottom end of the lifting pipe, a rotating shaft 1 is provided in the mud discharge trough and the connecting pipe, and the two ends of the rotating shaft 1 are respectively connected to the fixing frame 1 and the left side of the mud discharge trough The inner wall of the side is rotatably connected, and a spiral reamer 1 is fixedly connected to the outer wall of the rotating shaft 1, and the outer wall of the spiral reamer 1 is gap-matched with the inner wall of the mud discharge trough and the connecting pipe. A motor 1 is fixedly connected to the left outer wall of the sedimentation tank, and the output shaft of the motor 1 is fixedly connected to the left end of the rotating shaft 1. The left side wall of the sedimentation tank is fixedly connected with a water outlet pipe, which is connected with the mud discharge trough, and the water outlet pipe has a valve. A rotating shaft 2 is provided on the inner side of the lifting pipe, and the two ends of the rotating shaft 2 are rotatably connected with the fixed frame 2 and the top inner wall of the lifting pipe respectively, and a spiral reamer 2 is fixedly connected to the outer wall of the rotating shaft 2, and the outer wall of the spiral reamer 2 is gap-matched with the inner wall of the lifting pipe. The top of the lifting pipe is fixedly connected with a motor 2, and the output shaft of the motor 2 is fixedly connected to the top of the rotating shaft 2. The top of the right side wall of the lifting pipe is fixedly connected with a mud discharge pipe, and the mud discharge pipe extends downward.

[0006] A medicine water tank is provided on the top right side of the sedimentation tank, a water pump is installed on the inner bottom wall of the medicine water tank, the output end of the water pump is fixedly connected with a medicine feeding pipe, the medicine feeding pipe runs through the medicine water tank, and the medicine feeding pipe outside the medicine water tank is above the sedimentation tank.

[0007] The sedimentation tank is a rectangular shell structure with an opening at the top. The bottoms of the inner walls on both sides of the sedimentation tank are fixedly connected to the upper parts of the inclined plates respectively. The bottoms of the inclined plates on both sides are fixedly connected to the two sides of the upper part of the mud discharge trough. The upper part of the mud discharge trough is open and is in the shape of a circular tube.

[0008] Beneficial effects of the utility model:

[0009] The utility model utilizes the rotational motion of the spiral reamer one and the spiral reamer two to respectively realize the collection and lifting of the sludge. The design of the spiral reamer can effectively push the sludge at the bottom of the sedimentation tank into the sludge discharge trough and transport it to the lifting pipe, and then lift and discharge it through the other spiral reamer. The whole process is efficient and continuous, which improves the efficiency of sludge cleaning. The lifting pipe is designed to be inclined to the upper right, which ensures the normal circulation of water flow without directly flowing out of the lifting pipe, maintains the static environment of the water in the sedimentation tank, and is conducive to the further sedimentation of sewage. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the structure of the utility model;

[0011] Figure 2 It is a cross-sectional view of the utility model;

[0012] Figure 3 It is a cross-sectional view of the utility model;

[0013] Figure 4 yes Figure 3 Partial cross-sectional view.

[0014] The specific reference numerals in all the drawings are: 1. sedimentation tank; 2. mud discharge trough; 3. connecting pipe; 4. lifting pipe; 5. support rod; 6. fixed frame 1; 7. fixed frame 2; 8. rotating shaft 1; 9. spiral reamer 1; 10. motor 1; 11. water outlet pipe; 12. rotating shaft 2; 13. spiral reamer 2; 14. motor 2; 15. mud discharge pipe; 16. medicine tank; 17. water pump; 18. medicine feeding pipe; 19. inclined plate. DETAILED DESCRIPTION

[0015] like Figure 1-4As shown: a mud cleaning device for sewage treatment, including a sedimentation tank 1, a mud discharge trough 2 is opened on the inner bottom wall of the sedimentation tank 1, the mud discharge trough 2 extends left and right and passes through the right side wall of the sedimentation tank 1, a connecting pipe 3 is fixedly connected to the bottom of the right side wall of the sedimentation tank 1, the connecting pipe 3 and the mud discharge trough 2 have equal diameters and are connected to each other, the right end of the connecting pipe 3 has a lifting pipe 4, both ends of the lifting pipe 4 are closed, the lifting pipe 4 is inclined to the upper right, the right end of the connecting pipe 3 is fixedly connected to the left side wall of the lifting pipe 4, the connecting pipe 3 is connected to the lifting pipe 4, the right side of the lifting pipe 4 is provided with a supporting rod 5, the supporting rod 5 is perpendicular to the ground, the top of the supporting rod 5 is fixedly connected to the top of the right side wall of the lifting pipe 4, the inner wall of the right end of the connecting pipe 3 is fixedly connected to a fixing frame 6, the inner wall of the bottom end of the lifting pipe 4 is fixedly connected to a fixing frame 2 7, the mud discharge trough 2 and the connecting pipe 3 are provided with a rotating shaft 8, the two ends of the rotating shaft 8 are respectively rotated with the fixing frame 6 and the left inner wall of the mud discharge trough 2 The outer wall of the rotating shaft 8 is fixedly connected with a spiral reamer 9, and the outer wall of the spiral reamer 9 is gap-matched with the inner wall of the mud discharge trough 2 and the connecting pipe 3. The left outer wall of the sedimentation tank 1 is fixedly connected with a motor 10, and the output shaft of the motor 10 is fixedly connected with the left end of the rotating shaft 8. The left wall of the sedimentation tank 1 is fixedly connected with a water outlet pipe 11, and the water outlet pipe 11 is connected with the mud discharge trough 2. The water outlet pipe 11 has a valve. The inner side of the lifting pipe 4 is provided with a rotating shaft 2 12, and the two ends of the rotating shaft 2 12 are rotatably connected with the fixed frame 2 7 and the top inner wall of the lifting pipe 4 respectively. The outer wall of the rotating shaft 2 12 is fixedly connected with a spiral reamer 2 13, and the outer wall of the spiral reamer 2 13 is gap-matched with the inner wall of the lifting pipe 4. The top of the lifting pipe 4 is fixedly connected with a motor 2 14, and the output shaft of the motor 2 14 is fixedly connected with the top of the rotating shaft 2 12. The top of the right side wall of the lifting pipe 4 is fixedly connected with a mud discharge pipe 15, and the mud discharge pipe 15 extends downward.

[0016] A medicine water tank 16 is provided on the top right side of the sedimentation tank 1 , a water pump 17 is installed on the inner bottom wall of the medicine water tank 16 , an output end of the water pump 17 is fixedly connected to a medicine dosing pipe 18 , the medicine dosing pipe 18 runs through the medicine water tank 16 , and the medicine dosing pipe 18 outside the medicine water tank 16 is above the sedimentation tank 1 .

[0017] The sedimentation tank 1 is a rectangular shell structure with an opening at the top. The bottoms of the inner walls on both sides of the sedimentation tank 1 are fixedly connected to the upper parts of the inclined plates 19 respectively. The bottoms of the inclined plates 19 on both sides are fixedly connected to the two sides of the upper part of the mud discharge trough 2. The mud discharge trough 2 is open at the top and is in the shape of a circular tube.

[0018] The arrangement of the liquid medicine tank 16 and the water pump 17 makes it easy and convenient to add liquid medicine, and liquid medicine can be added to the sedimentation tank at any time as needed, thereby improving the flexibility of sewage treatment.

[0019] Sewage is injected into the sedimentation tank 1 and allowed to settle. The medicine in the medicine tank 16 can be put into the sedimentation tank 1 along the medicine feeding pipe 18 through the water pump 17. The motor 10 drives the shaft 18 and the spiral reamer 9 to rotate, and the sludge sunk in the mud discharge trough 2 is discharged into the lifting pipe 4 along the mud discharge trough 2 and the connecting pipe 3. The motor 2 14 drives the shaft 2 12 and the spiral reamer 2 13 to rotate, and the sludge in the lifting pipe 4 is lifted upward and discharged from the mud discharge pipe 15. Since the lifting pipe 4 is tilted to the upper right, the water in the sedimentation tank 1 is prevented from flowing out directly. After the sludge is discharged, the valve of the water outlet pipe 11 is opened to discharge the water. The utility model only protects the mechanical part, and the functions related to it realized by the software control part are not within the protection scope of the utility model.

Claims

1. A sludge removal device for sewage treatment, comprising a sedimentation tank (1), characterized in that: The inner bottom wall of the sedimentation tank (1) is provided with a mud discharge groove (2), which extends leftward and rightward and penetrates the right side wall of the sedimentation tank (1). A connecting pipe (3) is fixedly connected to the bottom of the right side wall of the sedimentation tank (1). The connecting pipe (3) and the mud discharge groove (2) have the same diameter and are connected to each other. The right end of the connecting pipe (3) is provided with a lifting pipe (4), both ends of the lifting pipe (4) are closed, and the lifting pipe (4) is inclined to the upper right. The right end of the connecting pipe (3) is fixedly connected to the left side wall of the lifting pipe (4), and the connecting pipe (3) is connected to the lifting pipe (4). The right side of the lifting pipe (4) is provided with a support rod (5), the support rod (5) is perpendicular to the ground, the top of the support rod (5) is fixedly connected to the top of the right side wall of the lifting pipe (4), the inner wall of the right end of the connecting pipe (3) is fixedly connected to a fixing frame 1 (6), the inner wall of the bottom end of the lifting pipe (4) is fixedly connected to a fixing frame 2 (7), the mud discharge trough (2) and the connecting pipe (3) are provided with a rotating shaft 1 (8), the two ends of the rotating shaft 1 (8) are respectively rotatably connected to the fixing frame 1 (6) and the left inner wall of the mud discharge trough (2), and the rotating shaft 1 (8) is fixedly connected to the inner wall of the left side of the mud discharge trough (2). The outer wall is fixedly connected with a spiral reamer (9), the outer wall of the spiral reamer (9) is gap-matched with the inner wall of the mud discharge groove (2) and the connecting pipe (3), the left outer wall of the sedimentation tank (1) is fixedly connected with a motor (10), the output shaft of the motor (10) is fixedly connected with the left end of the rotating shaft (8), the left wall of the sedimentation tank (1) is fixedly connected with a water outlet pipe (11), the water outlet pipe (11) is connected with the mud discharge groove (2), the water outlet pipe (11) has a valve, the inner side of the lifting pipe (4) has a rotating shaft (12), the rotating shaft The two ends of the second shaft (12) are rotatably connected to the second fixing frame (7) and the inner wall of the top end of the lifting tube (4), respectively; the outer wall of the second rotating shaft (12) is fixedly connected to the second spiral reamer (13), the outer wall of the second spiral reamer (13) is clearance-matched with the inner wall of the lifting tube (4); the top end of the lifting tube (4) is fixedly connected to the second motor (14), the output shaft of the second motor (14) is fixedly connected to the top end of the second rotating shaft (12); the top of the right side wall of the lifting tube (4) is fixedly connected to a mud discharge pipe (15), and the mud discharge pipe (15) extends downward.

2. A mud removal device for sewage treatment according to claim 1, characterized in that: A medicine water tank (16) is provided on the top right side of the sedimentation tank (1), a water pump (17) is installed on the inner bottom wall of the medicine water tank (16), an output end of the water pump (17) is fixedly connected to a medicine dosing pipe (18), the medicine dosing pipe (18) passes through the medicine water tank (16), and the medicine dosing pipe (18) outside the medicine water tank (16) is above the sedimentation tank (1).

3. A mud removal device for sewage treatment according to claim 1, characterized in that: The sedimentation tank (1) is a rectangular shell structure. The upper part of the sedimentation tank (1) is open. The bottoms of the inner walls on both sides of the sedimentation tank (1) are respectively fixedly connected to the upper part of the inclined plate (19). The bottoms of the inclined plates (19) on both sides are fixedly connected to the two sides of the upper part of the mud discharge trough (2). The upper part of the mud discharge trough (2) is open. The mud discharge trough (2) is in the shape of a circular tube.

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