Settling tank with sludge discharge structure

Abstract

The utility model discloses a sedimentation tank with a sludge discharge structure, which comprises a tank body and a side discharge ditch, a motor I is arranged at the front end of the right side of the tank body, the side discharge ditch is arranged at the front end of the tank body, a spiral auger I is arranged in the side discharge ditch, a motor III is arranged at the right side above the side discharge ditch, and a spiral auger II is arranged in the spiral auger III. And a rotating shaft is welded to the left side of the third motor, the periphery of the rotating shaft is wrapped with a winding roll, a dragging line is arranged in the middle of the winding roll, and one end of the dragging line is connected with a scraping plate. Compared with the existing sedimentation tank, the sedimentation tank with the sludge discharge structure has the advantages that the motors III on the two sides of the tank body drive the rotating shaft to rotate, so that the winding reel winds and unwinds the drag line, the drag line drives the scraper to move back and forth at the bottom of the tank body, and the scraper scrapes sludge at the bottom of the tank into the two side discharge ditches; the first motor drives the first spiral auger to rotate to convey sludge into the conveying pipe, and meanwhile the second motor drives the second spiral auger to convey the sludge from the bottom of the conveying pipe to the sludge discharging opening to be discharged.

Description

Technical Field

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

[0002] Wastewater treatment is to treat wastewater using physical, chemical and biological methods to purify wastewater, reduce pollution, and even recycle and reuse wastewater to make full use of water resources. Traditional wastewater is often treated in a sedimentation tank, which is a structure that uses sedimentation to remove suspended matter in water. It uses the natural sedimentation or coagulation sedimentation of water to remove suspended matter in water. A large amount of sludge will accumulate at the bottom of the sedimentation tank, and a sedimentation tank with a sludge discharge structure is needed.

[0003] The existing patent with announcement number CN209270905U, named "A Wastewater Sedimentation Tank", discloses a wastewater sedimentation tank, which relates to the field of wastewater treatment technology. The sedimentation tank includes several interconnected treatment tanks, the bottom walls of the treatment tanks are vertically provided with screw rods, the screw rods are rotatably connected to the bottom walls of the treatment tanks, the treatment tanks are provided with motors for driving the screw rods to rotate, support rods are horizontally provided between two adjacent screw rods, a scraper is provided on the upper end face of the support rod close to the inner wall of the treatment tank, the scraper is against the inner wall of the treatment tank, a receiving cavity is provided inside the support rod, and the upper end face is uniformly provided with connecting holes connected to the receiving cavity, a lower end face of one end of the support rod is provided with a sewage outlet connected to the receiving cavity, and a sealing plug is provided in the sewage outlet, and the utility model has the following advantages and effects: the cleaning method of automatic scraping brushes replaces the traditional manual flushing method, so that the cleaning process of algae attachments is more convenient, the labor intensity of workers is reduced, and the effect of convenient cleaning of algae attachments is achieved.

[0004] The above-mentioned device replaces the traditional manual flushing method with an automatic scraping brush cleaning method, making the cleaning process of algae attachments more convenient, but the processed attachments fall to the bottom of the pool and mix with the sludge, which increases the difficulty of sludge treatment, is not conducive to the long-term use of the sedimentation tank, and cannot meet people's use needs well. In view of the above situation, technical innovation is carried out on the basis of the existing sedimentation tank. Utility Model Content

[0005] The purpose of the utility model is to provide a sedimentation tank with a sludge discharge structure to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sedimentation tank with a sludge discharge structure, comprising a tank body and a side drainage ditch, a motor 1 is arranged at the right front end of the tank body, the side drainage ditch is arranged at the front end of the tank body, and a spiral dragon 1 is arranged inside the side drainage ditch, a motor 3 is arranged on the upper right side of the side drainage ditch, and a rotating shaft is welded to the left side of the motor 3, the outer periphery of the rotating shaft is wrapped with a winding drum, and a drag line is arranged inside the middle part of the winding drum, and one end of the drag line is connected to a scraper.

[0007] Furthermore, a conveying pipe is arranged on the left side of the spiral dragon one, and a spiral dragon two is arranged inside the conveying pipe. The motor one conveys the sludge into the conveying pipe by driving the spiral dragon one to rotate.

[0008] Furthermore, a mud discharge port is provided on the left upper portion of the conveying pipe, and the mud discharge port is welded to the conveying pipe. The mud discharge port is provided on the ground surface to facilitate the treatment of the discharged sludge.

[0009] Furthermore, a second motor is arranged above the second spiral dragon, and the second motor and the second spiral dragon are welded. The second motor drives the second spiral dragon to deliver the sludge from the bottom of the conveying pipe to the sludge discharge port for discharge.

[0010] Furthermore, a medicine box is arranged on the right side of the pool body, and a mixing component is connected below the medicine box.

[0011] Furthermore, the mixing assembly includes a sewage inlet, a stirring fan and an addition pipe, and a stirring fan is arranged inside the sewage inlet, and an addition pipe is arranged above the stirring fan. The sewage treatment agent enters the sewage inlet from the addition pipe, and the stirring fan mixes the sewage and the treatment agent evenly to facilitate subsequent sedimentation treatment.

[0012] Furthermore, an overflow port is provided above the left side wall of the pool body, and the overflow port is inlaid with the pool body. The water that has completed the upper sedimentation in the sewage flows into the next treatment pool through the overflow port on the other side, which is convenient for the next step of treatment.

[0013] Furthermore, a support rod is provided on the upper part of the interior of the pool body, and a water stop plate is welded below the support rod. The sewage is blocked by the water stop plate when flowing, so that the sewage remains in a static state, thereby improving the sedimentation efficiency.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the sewage treatment agent in the agent box enters the sewage inlet from the addition pipe, the stirring fan mixes the sewage and the treatment agent evenly, the sewage enters the tank body and is allowed to stand still, the water stop plate is placed in the sewage with a support rod, and the sewage is blocked by the water stop plate when flowing, so that the sewage remains in a stationary state, thereby improving the sedimentation efficiency, the motor three on both sides of the tank body drives the rotating shaft to rotate, so that the winding drum reels in and releases the towing line, so that the towing line drives the scraper to move back and forth at the bottom of the tank body, and the scraper scrapes the sludge at the bottom of the tank into the two side drainage ditches, the motor one drives the spiral dragon one to rotate to transport the sludge to the conveying pipe, and at the same time the motor two drives the spiral dragon two to send the sludge from the bottom of the conveying pipe to the sludge discharge port for discharge;

[0015] 1. The motor three on both sides of the tank body of the utility model drives the rotating shaft to rotate, so that the winding drum reels in and releases the towing line, so that the towing line drives the scraper to move back and forth at the bottom of the tank body, and the scraper scrapes the sludge at the bottom of the tank into the two side drainage ditches. The motor one drives the spiral dragon one to rotate to transport the sludge to the conveying pipe, and at the same time, the motor two drives the spiral dragon two to transport the sludge from the bottom of the conveying pipe to the sludge discharge port for discharge, and the sludge is automatically discharged from the bottom of the tank to the surface, reducing the sludge accumulation at the bottom of the sedimentation tank and improving the sedimentation efficiency;

[0016] 2. When sewage enters the utility model from the sewage inlet, the sewage drives the stirring fan to rotate. At the same time, the sewage treatment agent in the agent box enters the sewage inlet from the adding pipe. The stirring fan mixes the sewage and the treatment agent evenly to facilitate subsequent sedimentation treatment. The sewage enters the pool body and is allowed to stand still. A water stop plate is placed in the sewage with a support rod. The sewage is hindered by the water stop plate when flowing, so that the sewage remains in a static state, thereby improving the sedimentation efficiency. The water that has completed the sedimentation in the upper part of the sewage flows to the next treatment pool through the overflow port on the other side, which is convenient for the next step of treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of a sedimentation tank with a sludge discharge structure of the utility model;

[0018] Figure 2 It is a partial three-dimensional cross-sectional structural schematic diagram of a spiral dragon of a sedimentation tank with a sludge discharge structure of the utility model;

[0019] Figure 3 It is a front cross-sectional structural schematic diagram of a mixing component of a sedimentation tank with a sludge discharge structure according to the utility model.

[0020] In the figure: 1. pool body; 2. motor 1; 3. spiral dragon 1; 4. side drainage ditch; 5. conveying pipe; 6. spiral dragon 2; 7. mud discharge port; 8. motor 2; 9. motor 3; 10. cable reel; 11. rotating shaft; 12. mixing assembly; 1201. sewage inlet; 1202. stirring fan; 1203. adding pipe; 13. reagent box; 14. water stop plate; 15. support rod; 16. drag line; 17. overflow port; 18. scraper. DETAILED DESCRIPTION

[0021] like Figure 1 and Figure 2 As shown, a sedimentation tank with a sludge discharge structure includes a tank body 1 and a side drainage ditch 4, a motor 2 is arranged at the front end of the right side of the tank body 1, the side drainage ditch 4 is arranged at the front end of the tank body 1, and a spiral dragon 3 is arranged inside the side drainage ditch 4, a motor 3 9 is arranged on the upper right side of the side drainage ditch 4, and a rotating shaft 11 is welded on the left side of the motor 3 9, a winding drum 10 is wrapped around the outer periphery of the rotating shaft 11, and a towing line 16 is arranged inside the middle part of the winding drum 10, and a scraper 18 is connected to one end of the towing line 16, a conveying pipe 5 is arranged on the left side of the spiral dragon 3, and a spiral dragon 2 6 is arranged inside the conveying pipe 5, a mud discharge port 7 is arranged on the upper left side of the conveying pipe 5, and the mud discharge port 7 is welded to the conveying pipe 5, a motor 28 is arranged above the spiral dragon 2 6, and the motor 28 is welded to the spiral dragon 2 6, and the motor 3 9 on both sides of the pool body 1 drives the rotating shaft 11 to rotate, so that the winding drum 10 reels and releases the towing line 16, so that the towing line 16 drives the scraper 18 to move back and forth at the bottom of the pool body 1, and the scraper 18 scrapes the sludge at the bottom of the pool into the two side drainage ditches 4, and the motor 1 2 drives the spiral dragon 1 3 to rotate to convey the sludge to the conveying pipe 5. At the same time, the motor 2 8 drives the spiral dragon 2 6 to send the sludge from the bottom of the conveying pipe 5 to the sludge discharge port 7 for discharge, and the sludge is automatically discharged from the bottom of the pool to the surface, thereby reducing the sludge accumulation at the bottom of the sedimentation tank and improving the sedimentation efficiency.

[0022] like Figure 1 and Figure 3As shown, a medicine box 13 is arranged on the right side of the pool body 1, and a mixing assembly 12 is connected to the bottom of the medicine box 13, the mixing assembly 12 includes a sewage inlet 1201, a stirring fan 1202 and an addition pipe 1203, and a stirring fan 1202 is arranged inside the sewage inlet 1201, and an addition pipe 1203 is arranged above the stirring fan 1202, an overflow port 17 is arranged above the left side wall of the pool body 1, and the overflow port 17 is connected to the pool body 1 in an inlaid manner, a support rod 15 is arranged above the inside of the pool body 1, and a water stop plate 14 is welded below the support rod 15, and sewage is discharged from the sewage inlet 1201. When sewage enters 201, the sewage drives the stirring fan 1202 to rotate. At the same time, the sewage treatment agent in the agent box 13 enters the sewage inlet 1201 from the adding pipe 1203. The stirring fan 1202 mixes the sewage and the treatment agent evenly to facilitate subsequent sedimentation treatment. The sewage enters the tank body 1 and is allowed to stand still. The water stop plate 14 is placed in the sewage with the support rod 15. The sewage is hindered by the water stop plate 14 when flowing, so that the sewage remains in a static state, thereby improving the sedimentation efficiency. The water in the upper part of the sewage that has completed the sedimentation flows to the next treatment tank through the overflow port 17 on the other side, which is convenient for the next step of treatment.

[0023] Working principle: When using this sedimentation tank with a sludge discharge structure, first, when sewage enters from the sewage inlet 1201, the sewage drives the stirring fan 1202 to rotate, and at the same time, the sewage treatment agent in the agent box 13 enters the sewage inlet 1201 from the addition pipe 1203, and the stirring fan 1202 mixes the sewage and the treatment agent evenly to facilitate subsequent sedimentation treatment. The sewage enters the tank body 1 and is allowed to stand still. The water stop plate 14 is placed in the sewage with a support rod 15. The sewage is hindered by the water stop plate 14 when it flows, so that the sewage remains in a static state, thereby improving the sedimentation efficiency. The water in the upper part of the sewage that has completed sedimentation passes through another The overflow port 17 on the side flows into the next treatment tank to facilitate the next treatment. The motor three 9 on both sides of the tank body 1 drives the rotating shaft 11 to rotate, so that the winding drum 10 reels and releases the towing line 16, so that the towing line 16 drives the scraper 18 to move back and forth at the bottom of the tank body 1, and the scraper 18 scrapes the sludge at the bottom of the tank into the two side drainage ditches 4. The motor one 2 drives the spiral dragon one 3 to rotate to transport the sludge to the conveying pipe 5. At the same time, the motor two 8 drives the spiral dragon two 6 to send the sludge from the bottom of the conveying pipe 5 to the sludge discharge port 7 for discharge, and the sludge is automatically discharged from the bottom of the tank to the surface, reducing the sludge accumulation at the bottom of the sedimentation tank and improving the sedimentation efficiency.

Claims

1. A sedimentation tank with a sludge discharge structure, comprising a tank body (1) and a side drainage ditch (4), characterized in that: A motor (2) is arranged at the front end of the right side of the pool body (1), the side drainage ditch (4) is arranged at the front end of the pool body (1), and a spiral dragon (3) is arranged inside the side drainage ditch (4), a motor (9) is arranged on the right side above the side drainage ditch (4), and a rotating shaft (11) is welded to the left side of the motor (9), the outer periphery of the rotating shaft (11) is wrapped with a winding drum (10), and a towing line (16) is arranged inside the middle part of the winding drum (10), and one end of the towing line (16) is connected to a scraper (18).

2. A sedimentation tank with a sludge discharge structure according to claim 1, characterized in that: A delivery pipe (5) is arranged on the left side of the spiral dragon one (3), and a spiral dragon two (6) is arranged inside the delivery pipe (5).

3. A sedimentation tank with a sludge discharge structure according to claim 2, characterized in that: A mud discharge port (7) is provided on the left side of the upper portion of the conveying pipe (5), and the mud discharge port (7) and the conveying pipe (5) are welded.

4. A sedimentation tank with a sludge discharge structure according to claim 2, characterized in that: A second motor (8) is arranged above the second spiral dragon (6), and the second motor (8) and the second spiral dragon (6) are welded.

5. The sedimentation tank with a sludge discharge structure according to claim 1, characterized in that: A medicine box (13) is arranged on the right side of the pool body (1), and a mixing assembly (12) is connected below the medicine box (13).

6. A sedimentation tank with a sludge discharge structure according to claim 5, characterized in that: The mixing assembly (12) comprises a sewage inlet (1201), a stirring fan (1202) and an addition pipe (1203), and the stirring fan (1202) is arranged inside the sewage inlet (1201), and the addition pipe (1203) is arranged above the stirring fan (1202).

7. A sedimentation tank with a sludge discharge structure according to claim 1, characterized in that: An overflow port (17) is provided above the left side wall of the pool body (1), and the overflow port (17) is connected to the pool body (1) by embedding.

8. The sedimentation tank with a sludge discharge structure according to claim 1, characterized in that: A support rod (15) is arranged on the upper part of the interior of the pool body (1), and a water stop plate (14) is welded below the support rod (15).

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