Efficient sewage coagulating sedimentation device

Abstract

The utility model discloses an efficient sewage coagulating sedimentation device which comprises a clarification tank, a mixing tank and a sedimentation tank, the clarification tank, the mixing tank and the sedimentation tank are sequentially and respectively communicated from top to bottom, a plurality of groups of stirring rollers are arranged in the mixing tank and are rotationally arranged in the mixing tank through a planetary rotating assembly, and the bottom of the sedimentation tank is conical. A sludge collecting plate is arranged at the bottom of the sedimentation tank, the bottom of the sludge collecting plate is attached to the bottom of the sedimentation tank, the sludge collecting plate and the planetary rotating assembly are installed in a matched mode, a clarification inclined plate is fixedly arranged above the multiple sets of stirring rollers in the clarification tank, a water outlet is formed in one side, above the clarification inclined plate, of the clarification tank, and a water inlet is formed in one side, above the mixing tank, of the clarification tank. A sludge outlet is formed in the bottom of the sedimentation tank. The sewage treatment device disclosed by the utility model has the advantages that sewage enters the clarification tank after reaction components are coagulated, so that the water purification effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, especially a kind of sewage efficient coagulation sedimentation device. BACKGROUND

[0002] Coagulation sedimentation, a method for reducing the turbidity of water or removing suspended solids in water. According to the turbidity of water, etc. properties, with the appropriate amount of coagulant (such as aluminum sulfate, alum, etc.) into the water, through chemical reaction and flocculation, the floc is formed and sinks, making the water clear. Commonly used in water plants, or wastewater treatment.

[0003] The existing coagulation reaction precipitator, when the coagulant is put into the mixing area, due to the water rising in the mixing area, the coagulant put from the top is not reacted with the impurities in the water, but is washed by the water flow to the inclined pipe wall, and due to the adsorption of the coagulant itself, it adheres to the wall of the inclined pipe, so that the dose of the coagulant mixed with water in the mixing area is less than the actual dose of the coagulant, so that when the water to be purified in the reaction area reacts with the coagulant, due to the insufficient dose of the coagulant, the reaction speed is too slow, so that part of the water that has not completed the reaction directly flows from the reaction area to the sedimentation area, and in the sedimentation area, flocculation cannot be produced, so it cannot be precipitated, resulting in the water that has not reacted directly floating on the upper layer of the sedimentation area, being pumped out by the pump at the drain outlet, resulting in poor water purification effect. SUMMARY

[0004] The utility model aims at providing a kind of sewage efficient coagulation sedimentation device, can make sewage coagulation reaction component, then enter clarifier, and water quality purification effect is better.

[0005] A kind of sewage efficient coagulation sedimentation device, characterized by, including clarifier, mixing pool and sedimentation tank, the clarifier, mixing pool and sedimentation tank are sequentially communicated from top to bottom respectively, multiple groups of stirring rollers are provided in the mixing pool, the multiple groups of stirring rollers are rotationally arranged in the mixing pool by planetary rotation assembly, the bottom of the sedimentation tank is conical, the bottom of the sedimentation tank is provided with sludge collecting plate, the bottom of the sludge collecting plate is attached to the bottom of the sedimentation tank, the sludge collecting plate is installed in cooperation with planetary rotation assembly, the clarifier is fixedly provided with clarifying inclined plate above multiple groups of stirring rollers, the side of the clarifier above the clarifying inclined plate is provided with water outlet, one side above the mixing pool is provided with water inlet, the bottom of the sedimentation tank is provided with sludge outlet.

[0006] Preferably, the planetary rotation assembly comprises a rotating motor, a fixed seat, a sun gear and planetary gears, the fixed seat is provided with a slot below, the fixed seat is installed above the mixing tank, the sun gear is rotatably installed inside below the fixed seat, the planetary gears are provided in multiple groups and are circularly arrayed and drivingly installed on the outer edge of the sun gear and are installed through a retainer, the planetary gears, the sun gear and the inner bottom side of the fixed seat are all provided with tooth grooves that are drivingly engaged with each other, the planetary gears rotate around the sun gear while rotating themselves, and the rotating motor is installed above the sun gear through a rotating shaft penetrating through the fixed seat.

[0007] Preferably, the top of each group of stirring rollers is connected with the bottom axial center of the corresponding planetary gear, a plurality of stirring blades are equidistantly arranged along the outer wall of the stirring roller, and the stirring blades at the same height are oppositely arranged.

[0008] Preferably, the water inlet and the sludge outlet are both provided with a stop valve.

[0009] Preferably, the rotating motor is arranged above the clarifying inclined plate, and rotating shafts at the bottom of the rotating motor penetrate the clarifying inclined plate and the fixed seat in sequence and are installed above the sun gear.

[0010] Preferably, a permanent magnet is arranged in the mixing tank at the bottom center of the sun gear, the permanent magnet has a circular truncated cone structure, and the upper bottom surface radius of the permanent magnet is greater than the lower bottom surface radius.

[0011] Preferably, the sludge collecting plates are provided in multiple groups, each group of sludge collecting plates is in the shape of a circular arc, the multiple groups of sludge collecting plates are rotatably arranged at the bottom of the sedimentation tank in rotational symmetry, and the inner sides of the multiple groups of sludge collecting plates are fixedly connected with the bottom of the permanent magnet through mounting racks.

[0012] Preferably, the water inlet is arranged below the fixed seat, the fixed seat is provided with a communication port away from the water inlet on one side, the communication port communicates the clarifying tank with the mixing tank, and the communication port is provided with a filler layer.

[0013] Preferably, the mounting racks are all provided with a mounting groove at the bottom, each group of sludge collecting plates is provided with a mounting column in the mounting groove, a buffer spring is annularly arranged in the mounting column, and the two ends of the buffer spring are respectively abutted against the mounting groove and the sludge collecting plate.

[0014] Preferably, the bottom of the sedimentation tank is further provided with a guide ring protruding and annularly arranged along the sludge outlet, and the mounting racks rotate along the guide ring in limiting.

[0015] The above technical purposes of the utility model are achieved through the following technical solutions.

[0016] In summary, the utility model has the following beneficial effects:

[0017] The utility model discloses a filler layer is arranged in the communication port of clarification tank and mixing pool, and the sewage after coagulation reaction is filtered through the filler and then enters the clarification tank, and the purification effect of water quality is better.

[0018] The utility model discloses a planetary gear structure makes the stirring effect of stirring roller better, and the reaction is more sufficient, and simultaneously through the sun wheel drive permanent magnet and drive sludge collection board rotation to realize the scraping and collection of sludge at the bottom of the sedimentation tank, avoid the long -term accumulation of sludge at the bottom.

[0019] The utility model discloses a permanent magnet can be recycled to the magnetic medium effectively, and the sludge adhesion is reduced due to the continuous rotation, and the burden of magnetic medium and sludge separation in the later period is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the whole structure schematic diagram of the utility model;

[0021] Figure 2 It is the planetary rotation subassembly structure schematic diagram of the utility model;

[0022] Figure 3 It is the sludge collection board mounting structure schematic diagram of the utility model;

[0023] Figure 4 It is Figure 1 Structure schematic diagram of A place in. DETAILED DESCRIPTION

[0024] The specific embodiment of the utility model is further explained in combination with the drawings, and the embodiment does not constitute the limitation of the utility model.

[0025] As Figure 1 The utility model discloses a sewage efficient coagulation and precipitation device, including clarification tank 1, mixing pool 2 and sedimentation tank 3, clarification tank 1, mixing pool 2 and sedimentation tank 3 are communicated in proper order from top to bottom respectively, be provided with multiple sets of stirring roller 4 in mixing pool 2, multiple sets of stirring roller 4 are rotated and set up in mixing pool 2 through planetary rotation subassembly, the bottom of sedimentation tank 3 is conical, be provided with sludge collection board 5 at the bottom of sedimentation tank 3, sludge collection board 5 bottom is attached and set up at the bottom of sedimentation tank 3, sludge collection board 5 and planetary rotation subassembly cooperation installation, be provided with clarification inclined plate 6 in clarification tank 1 above multiple sets of stirring roller 4, and the clarification tank 1 one side above clarification inclined plate 6 is provided with water outlet 7, and mixing pool 2 upper side is provided with water inlet 8, and be provided with sludge outlet 9 at the bottom of sedimentation tank 3.

[0026] As Figure 2As shown, the planetary rotation assembly comprises a rotating motor 10, a fixed seat 11, a sun gear 12 and planetary gears 13. The fixed seat 11 is provided with a slot 14 below, is installed above the mixing tank 2, the sun gear 12 is rotatably installed inside below the fixed seat 11, and the planetary gears 13 are provided in multiple groups, are circularly arrayed and drivingly installed on the outer edge of the sun gear 12, and are installed through a retainer 26. The planetary gears 13, the sun gear 12 and the inner side of the bottom of the fixed seat 11 are all provided with tooth grooves that are drivingly engaged with each other. The planetary gears 13 revolve around the sun gear 12 while rotating. The rotating motor 10 is installed above the sun gear 12 through a rotating shaft 15 penetrating the fixed seat 11.

[0027] Each group of stirring rollers 4 is connected to the bottom axial center of the corresponding planetary gear 13. Multiple groups of stirring blades 16 are equidistantly arranged along the outer wall of the stirring roller 4. Stirring blades 16 of the same height are oppositely arranged.

[0028] The water inlet 8 and the sludge outlet 9 are both provided with a stop valve 17.

[0029] The rotating motor 10 is installed above the clarifying baffle 6. The rotating shaft 15 at the bottom of the rotating motor 10 penetrates the clarifying baffle 6 and the fixed seat 11 in sequence and is installed above the sun gear 12.

[0030] A permanent magnet 18 is arranged in the center of the bottom of the sun gear 12 in the mixing tank 2. The permanent magnet 18 is in a circular truncated cone structure. The upper bottom surface radius of the permanent magnet 18 is greater than the lower bottom surface radius.

[0031] As shown, Figure 3 The sludge collecting plate 5 is provided with multiple groups. Each group of sludge collecting plates 5 is in a circular arc shape. Multiple groups of sludge collecting plates 5 are rotationally arranged on the bottom of the sedimentation tank 3 in rotational symmetry. The inner side of the multiple groups of sludge collecting plates 5 is fixedly connected to the bottom of the permanent magnet 18 through a mounting bracket 19.

[0032] The water inlet 8 is arranged below the fixed seat 11. A communication port 20 is arranged on one side of the fixed seat 11 away from the water inlet 8. The communication port 20 communicates the clarifying tank 1 and the mixing tank 2. A filler layer 21 is arranged at the communication port 20.

[0033] As shown, Figure 4 The mounting bracket 19 is provided with a mounting groove 22 at the bottom. Each group of sludge collecting plates 5 is provided with a mounting column 23 in the mounting groove 22. A buffer spring 24 is annularly arranged in the mounting column 23. The two ends of the buffer spring 24 are respectively abutted against the mounting groove 22 and the sludge collecting plate 5.

[0034] A guide ring 25 is annularly arranged on the bottom of the sedimentation tank 3 and protrudes along the sludge outlet 9. The mounting bracket 19 rotates along the guide ring 25.

[0035] The utility model discloses a filler layer is arranged in the communicating port of clarification tank and mixing pool, and the sewage after coagulation reaction is filtered through the filler and then enters the clarification tank, so that the purification effect of water quality is better.

[0036] The utility model discloses a planetary gear structure makes the stirring effect of stirring roller better, and the reaction is more sufficient, and through the sun wheel drive permanent magnet and drive sludge collection board rotation to realize the scraping and collection of sludge at the bottom of sedimentation tank, avoid the long -time accumulation of sludge in the bottom.

[0037] The utility model discloses a permanent magnet can be effectively recycled to magnetic medium, because constantly rotating, reduce the adhesion of sludge, reduce the burden of magnetic medium and sludge separation in later period.

[0038] The above is only the preferred embodiment of the utility model, and is not used to limit the utility model, and various modifications or equivalent replacements can be made to the utility model within the utility model's essence and protection scope by the person skilled in the art, and the modification or equivalent replacement should be regarded as falling within the protection scope of the utility model technical scheme.

Claims

1. A sewage high-efficiency coagulation and sedimentation device, characterized in that, It includes a clarification tank, a mixing tank and a sedimentation tank, which are connected to each other in sequence from top to bottom. A plurality of stirring rollers are arranged in the mixing tank, and the plurality of stirring rollers are rotated in the mixing tank through a planetary rotating assembly. The bottom of the sedimentation tank is conical. A sludge collecting plate is arranged at the bottom of the sedimentation tank. The bottom of the sludge collecting plate is fitted on the bottom of the sedimentation tank. The sludge collecting plate is installed in conjunction with the planetary rotating assembly. A clarification inclined plate is fixedly arranged above the plurality of stirring rollers in the clarification tank. A water outlet is arranged on one side of the clarification tank above the clarification inclined plate, a water inlet is arranged on one side above the mixing tank, and a mud outlet is arranged at the bottom of the sedimentation tank.

2. The sewage high-efficiency coagulation and sedimentation device according to claim 1, characterized in that: The planetary rotating assembly includes a rotating motor, a fixed seat, a sun gear and a planetary gear. A slot is provided under the fixed seat, the fixed seat is installed above the mixing tank, the sun gear is rotatably installed on the inner side of the lower side of the fixed seat, and multiple groups of planetary gears are provided, all of which are installed on the outer edge of the sun gear in a circular array and are installed with retaining frames. The planetary gears, sun gear and the inner side of the bottom of the fixed seat are all provided with teeth grooves that mesh with each other. The planetary gears revolve coaxially with the sun gear while rotating. The rotating motor passes through the fixed seat and is installed above the sun gear through a rotating shaft.

3. The sewage high-efficiency coagulation and sedimentation device according to claim 2, characterized in that: The top of each group of stirring rollers is connected to the bottom axis of the corresponding planetary gear. A plurality of stirring blades are arranged at equal intervals along the outer wall of the stirring roller, and the stirring blades of the same height are relatively obliquely arranged.

4. The sewage high-efficiency coagulation and sedimentation device according to claim 1, characterized in that: The water inlet and the mud outlet are both equipped with stop valves.

5. The sewage high-efficiency coagulation and sedimentation device according to claim 2, characterized in that: The rotating motor is arranged above the clarifying inclined plate, and the rotating shaft at the bottom of the rotating motor passes through the clarifying inclined plate and the fixing seat in sequence and is then installed above the sun gear.

6. The high-efficiency coagulation and sedimentation device for sewage according to claim 2, characterized in that: A permanent magnet is arranged at the center of the bottom of the sun gear in the mixing pool. The permanent magnet is a truncated cone structure, and the radius of the upper bottom surface of the permanent magnet is greater than the radius of the lower bottom surface.

7. The sewage high-efficiency coagulation and sedimentation device according to claim 6, characterized in that: There are multiple groups of sludge collecting plates, each group of sludge collecting plates is arc-shaped, and the multiple groups of sludge collecting plates are rotationally symmetrically arranged at the bottom of the sedimentation tank. The inner sides of the multiple groups of sludge collecting plates are fixedly connected to the bottom of the permanent magnet through a mounting frame.

8. The high-efficiency coagulation and sedimentation device for sewage according to claim 2, characterized in that: The water inlet is arranged below the fixing seat, a communication port is arranged on one side of the fixing seat away from the water inlet, the communication port connects the clarification tank and the mixing tank, and a filler layer is arranged at the communication port.

9. The sewage high-efficiency coagulation and sedimentation device according to claim 7, characterized in that: The bottom of the mounting frame is provided with a mounting groove, and each group of sludge collecting plates is provided with a mounting column in the mounting groove. A buffer spring is provided in the inner ring of the mounting column, and the two ends of the buffer spring are respectively against the mounting groove and the sludge collecting plate.

10. The high-efficiency coagulation and sedimentation device for sewage according to claim 7, characterized in that: The bottom of the sedimentation tank is also provided with a guide ring along the protruding ring of the mud outlet, and the bottom of the mounting frame is limited and rotated along the guide ring.

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