Water conservancy construction sewage treatment device

Abstract

The invention belongs to the technical field of sewage treatment, particularly relates to a water conservancy construction sewage treatment device, and provides the following scheme aiming at the problems that an existing sewage treatment device is poor in sewage treatment effect, a traditional filter screen is inconvenient to clean, a water purification agent cannot be uniformly added into sewage, and the treatment effect is poor. The sewage treatment device comprises a filter cylinder used for temporarily storing and filtering sewage, and four supporting legs are arranged at the bottom of the filter cylinder; the water flow power mechanism is arranged at the top of the filtering cylinder, is communicated with the filtering cylinder and is used for guiding sewage into the filtering cylinder and providing rotating power. According to the sewage treatment device, the circular filtering structure is adopted, sewage can be filtered, the impact power effect of the sewage is utilized, the circular filtering structure can be automatically cleaned, alum can be automatically put for sewage precipitation, and the precipitation effect on the sewage can be improved by uniformly putting the alum.

Description

Technical Field

[0001] The invention relates to the technical field of sewage treatment, and in particular to a water conservancy construction sewage treatment device. Background Art

[0002] Water conservancy construction is one of the primary infrastructure for a country's survival and development. With the rapid development of society, the importance of this construction project is constantly highlighted. For example, some foundation pits will be formed during the construction of water conservancy dams. The accumulated water in the foundation pits mainly comes from the water used for flushing the warehouse surface during the construction period, the water used for warehouse surface maintenance during the construction period, and the rainwater during the construction period. In the early construction of water conservancy projects, the sewage, rainwater, and infiltration water generated in the foundation pits were directly discharged to the downstream side without treatment or with simple sedimentation treatment, which seriously polluted the downstream water sources. After searching, the publication number CN210656492U discloses: a sewage treatment device for water conservancy construction, including a sedimentation tank and an adsorption tank, the sedimentation tank and the adsorption tank are connected by a pipe, and the two ends of the pipe respectively penetrate the outer wall of one side of the sedimentation tank and the adsorption tank, an inlet pipe is provided at the end of the sedimentation tank away from the pipe, and the inlet pipe penetrates the side wall of one side of the sedimentation tank, a sewage discharge device is provided on the side of the sedimentation tank, and the sewage discharge device penetrates the side of the sedimentation tank, an outlet pipe is penetrated at the end of the adsorption tank away from the pipe, and water stop valves are provided on the inlet pipe, the outlet pipe and the pipe surface, and the water stop valves respectively penetrate the inlet pipe, the outlet pipe and the side wall of the pipe.

[0003] The existing sewage treatment device has a poor sewage treatment effect. The traditional filter screen is not easy to clean and the water purification agent cannot be evenly added to the sewage, resulting in a poor treatment effect. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings of the existing sewage treatment device, such as poor sewage treatment effect, the inconvenience of cleaning the traditional filter screen, the inability to evenly put the water purification agent into the sewage, and the poor treatment effect, and to propose a water conservancy construction sewage treatment device.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A water conservancy construction sewage treatment device, comprising:

[0007] A filter cylinder is used for temporarily storing and filtering sewage, and the bottom of the filter cylinder is provided with four supporting legs;

[0008] A water flow power mechanism is arranged on the top of the filter cylinder and is connected to the filter cylinder, and is used to guide the sewage into the interior of the filter cylinder and provide rotational power;

[0009] A circular filtering mechanism is arranged inside the filtering cylinder and is used to filter sewage. It cooperates with the water flow power mechanism and has a self-cleaning function;

[0010] A rectangular sedimentation box is connected to the outlet of the circular filtering mechanism and is used to precipitate sewage. A rectangular cover is provided on the top of the rectangular sedimentation box, four feet are provided on the bottom of the rectangular sedimentation box, and a drainage pipe is provided on the outside of the rectangular sedimentation box. After the sewage is precipitated, the supernatant is discharged through the drainage pipe as the water level rises;

[0011] A filter plate is arranged in the rectangular sedimentation box and fixedly mounted on the bottom of the rectangular cover to block the sediment of the sewage;

[0012] The reagent delivery mechanism is arranged on the top of the rectangular cover and is connected with the rectangular sedimentation box, and is used for delivering alum into the rectangular sedimentation box to precipitate and purify the sewage.

[0013] Preferably, the inner wall of the bottom of the filter cylinder is inclined, and a drain elbow is connected to the center of the bottom of the filter cylinder, and a first valve is provided on the drain elbow; the first valve is opened to discharge the dirt at the bottom of the filter cylinder through the drain elbow.

[0014] Preferably, the water flow power mechanism includes a rectangular tube, both ends of which are open structures and are embedded in the top of the filter cylinder, a rotating rod is rotatably installed in the rectangular tube, a plurality of water flow plates are installed on the outside of the rotating rod, and the plurality of water flow plates are all located in the rectangular tube, a sealing cover is provided on the top of the rectangular tube, the top of the sealing cover is connected to a water inlet bend pipe, and the bottom end of the water inlet bend pipe is close to one side of the plurality of water flow plates.

[0015] The sewage enters the rectangular tube through the water inlet elbow, and the sewage impacts multiple water flow plates to rotate. The multiple water flow plates are used to alleviate the impact force of the sewage on the one hand, and on the other hand, the rotating rod can be driven to rotate through the multiple water flow plates.

[0016] Preferably, the circular filtering mechanism includes a circular filter cartridge, a plurality of filter holes are provided on the outer side of the circular filter cartridge, a hollow tube is connected to the top of the circular filter cartridge, the top of the hollow tube is in a blocked state, the hollow tube is rotatably connected to the top of the circular filter cartridge through a sealing bearing, and the sewage is filtered through the circular filter cartridge and the plurality of filter holes.

[0017] Preferably, three support rods are fixedly installed on the top inner wall of the circular filter cylinder, and the same round box is fixedly installed on the bottom of the three support rods. The hollow tube penetrates the round box and is rotatably connected to the round box through a sealed bearing. The outer side of the hollow tube is located inside the round box and is provided with a plurality of water holes. The outer side of the round box is connected to a water outlet pipe, and the water outlet pipe is connected to a rectangular sedimentation box. The three support rods are used to fix the round box, and the hollow tube can rotate through the support of the round box and is connected to the round box through the water holes.

[0018] Preferably, a first bevel gear is fixedly mounted on the top end of the hollow tube, a second bevel gear is fixedly mounted on the outer end of the rotating rod, and the first bevel gear is meshed with the second bevel gear.

[0019] Preferably, an arc-shaped scraper is provided on the inner wall of the filter cylinder, the arc-shaped scraper is in contact with the outer side of the circular filter cylinder, and a cleaning scraper edge is provided on the outer side of the arc-shaped scraper for cleaning the outer side of the circular filter cylinder.

[0020] Compared with the prior art, the advantages of the present invention are: sewage impacts multiple water flow plates to rotate, and the multiple water flow plates are used to alleviate the impact force of the sewage on the one hand, and on the other hand, the multiple water flow plates can drive the rotating rod to rotate, and the rotating rod drives the hollow tube to rotate through the second bevel gear and the first bevel gear, and the hollow tube drives the circular filter cylinder to rotate, and the outer side of the circular filter cylinder is cleaned by the cooperation of the arc scraper and the cleaning scraper edge, so that the circular filter cylinder has a self-cleaning function while filtering the sewage.

[0021] Preferably, the bottom side of the rectangular sedimentation box is connected with a straight sewage pipe, and a second valve is arranged on the straight sewage pipe; the second valve is opened to discharge the dirt inside the rectangular sedimentation box through the straight sewage pipe.

[0022] Preferably, a metal mesh mounting hole is opened on the filter plate, a metal mesh is arranged in the metal mesh mounting hole, U-shaped plates are fixedly installed on the inner walls on both sides of the rectangular sedimentation box, and the two sides of the metal mesh are movably connected to the inner sides of the two U-shaped plates; the filter plate and metal mesh are arranged to block the sediment.

[0023] Preferably, the medicine dispensing mechanism includes a medicine storage box, which is installed on the top of the rectangular cover, and a medicine dispensing port is arranged on the top of the medicine storage box, and a sealing plate and a conical box are arranged inside the medicine storage box, and the conical box is located below the sealing plate, and an inner wall of the conical box is provided with an inclined surface, and a medicine leakage hole is opened on the sealing plate, and a round rod is rotatably installed on the sealing plate, and a sealing ring is arranged between the round rod and the sealing plate, and a connecting rod is fixedly installed on the bottom end of the round rod, and a circular plate is fixedly installed on the outer end of the connecting rod, and the circular plate cooperates with the medicine leakage hole, and two branch rods are fixedly installed on the bottom end of the connecting rod, and a feeding pipe is fixedly installed on the bottom of the two branch rods, and the feeding pipe is a curved structure. The feed pipe is rotatably connected to the conical box through a bearing, a plurality of feed holes are arranged at the bottom of the feed pipe, a servo motor is fixedly installed on the top of the rectangular cover, and the output shaft of the servo motor is fixedly installed on the top of the round rod; the servo motor drives the round rod to rotate, and the round rod drives the circular plate to make a circular motion through the connecting rod, and the circular plate leaves the agent leakage hole, so that alum falls into the inside of the conical box through the agent leakage hole, and then slides into the feed pipe, and then falls into the rectangular sedimentation box through the plurality of feed holes to react with the sewage, adsorb the sewage, and make the sewage clear. At the same time, when the round rod rotates, the feed pipe is driven to make a circular motion through the connecting rod and the two branch rods. The circular motion of the feed pipe can expand the alum delivery range, facilitate the uniform delivery of alum, and improve the sewage sedimentation and cleaning effect.

[0024] In the present invention, the beneficial effects of the water conservancy construction sewage treatment device are:

[0025] In this scheme, sewage enters the rectangular tube through the water inlet elbow, and the sewage impacts multiple water flow plates to rotate. The multiple water flow plates are used to alleviate the impact force of the sewage on the one hand, and on the other hand, the multiple water flow plates can drive the rotating rod to rotate;

[0026] In this scheme, sewage enters the interior of the filter cylinder, and is filtered through the circular filter cylinder and multiple filter holes. Then, as the water level rises, the filtered sewage enters the interior of the round box through the hollow tube and water holes, and has an automatic sedimentation function for sedimentation;

[0027] In this solution, the rotating rod drives the hollow tube to rotate through the second bevel gear and the first bevel gear, and the hollow tube drives the circular filter cartridge to rotate. The outer side of the circular filter cartridge is cleaned by the cooperation of the arc scraper and the cleaning scraper edge, so that the circular filter cartridge has a self-cleaning function while filtering sewage;

[0028] In this scheme, after the sewage enters the interior of the rectangular sedimentation box, the servo motor drives the circular plate to make a circular motion through the round rod and the connecting rod. The circular plate leaves the reagent leak hole, so that the alum falls into the interior of the conical box through the reagent leak hole, and then slides into the feeding pipe, and then falls into the rectangular sedimentation box through multiple feeding holes to react with the sewage, adsorb the sewage, and make the sewage clear. At the same time, while the round rod rotates, the feeding pipe is driven to make a circular motion through the connecting rod and the two branch rods. The circular motion of the feeding pipe can expand the alum delivery range, facilitate the uniform delivery of alum, and improve the sewage sedimentation and cleaning effect;

[0029] In this scheme, after the sewage is precipitated, as the water level rises, the supernatant is discharged through the drain pipe, and the filter plate and metal mesh are used to block the sediment;

[0030] The present invention adopts a circular filtering structure, which can not only filter sewage, but also automatically clean the circular filtering structure by utilizing the impact power of the sewage, and can automatically add alum to precipitate sewage. By evenly adding alum, the precipitation effect of sewage can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a structural schematic diagram of a water conservancy construction sewage treatment device proposed by the present invention;

[0032] Figure 2 This is a rear structural schematic diagram of a water conservancy construction sewage treatment device proposed by the present invention;

[0033] Figure 3 The present invention proposes Figure 1 Schematic diagram of the structure viewed from above;

[0034] Figure 4 This is a schematic diagram of the internal structure of the filter cylinder proposed by the present invention;

[0035] Figure 5 This is a schematic diagram of the three-dimensional structure of the rectangular tube, the rotating rod and the water flow plate proposed by the present invention;

[0036] Figure 6 It is a cross-sectional structural schematic diagram of the rectangular tube, rotating rod and water flow plate proposed by the present invention;

[0037] Figure 7 A schematic diagram of a partial three-dimensional structure of the circular filtering mechanism proposed by the present invention;

[0038] Figure 8 This is a schematic diagram of the three-dimensional structure of the hollow tube proposed by the present invention;

[0039] Fig. 9 A schematic diagram of the three-dimensional structure of the rectangular sedimentation box and its related parts proposed by the present invention;

[0040] Fig.10 The present invention proposes Fig. 9 A rear view structural diagram of ;

[0041] Fig.11 This is a schematic diagram of the structure of the filter plate and the metal mesh proposed by the present invention;

[0042] Fig.12 It is a partial structural schematic diagram of the medicine delivery mechanism proposed by the present invention;

[0043] Fig.13 The present invention proposes Fig.12 Schematic diagram of the structure viewed from above;

[0044] Fig.14 This is a schematic structural diagram of the conical box, feeding pipe and related parts proposed by the present invention;

[0045] Fig.15 It is a schematic diagram of the three-dimensional structure of the sealing cover and the water inlet elbow proposed by the present invention.

[0046] In the figure: 1. filter cylinder; 11. sewage elbow; 12. first valve; 13. support leg; 2. water flow power mechanism; 21. rectangular tube; 22. water inlet elbow; 23. sealing cover; 24. rotating rod; 25. water flow plate; 3. circular filter mechanism; 31. circular filter cylinder; 32. filter hole; 33. round box; 34. support rod; 35. hollow tube; 351. water hole; 36. outlet pipe; 37. first bevel gear; 38. second bevel gear; 39. arc scraper; 391. cleaning scraper edge; 4. rectangular sedimentation box; 41. Straight sewage pipe; 42. Second valve; 43. Rectangular cover; 44. Drain pipe; 45. Anchor; 5. U-shaped plate; 51. Filter plate; 52. Metal mesh mounting hole; 53. Metal mesh; 6. Drug delivery mechanism; 61. Drug delivery port; 62. Drug storage box; 63. Servo motor; 64. Sealing plate; 641. Drug leakage hole; 65. Round rod; 651. Sealing ring; 66. Conical box; 661. Inclined surface; 67. Feeding pipe; 671. Feeding hole; 68. Branch rod; 69. Connecting rod; 610. Round plate; 7. Protective cover. DETAILED DESCRIPTION

[0047] The technical solution of this embodiment will be clearly and completely described below in conjunction with the drawings in this embodiment. Obviously, the described embodiment is only a part of this embodiment, rather than all of the embodiments.

[0048] Embodiment 1

[0049] Reference Figure 1-Figure 15 , a water conservancy construction sewage treatment device, comprising:

[0050] The filter cylinder 1 is used for temporarily storing and filtering sewage, and four supporting legs 13 are provided at the bottom of the filter cylinder 1;

[0051] A water flow power mechanism 2, which is arranged on the top of the filter cylinder 1 and is connected to the filter cylinder 1, and is used to guide sewage into the interior of the filter cylinder 1 and provide rotational power;

[0052] The circular filtering mechanism 3 is arranged inside the filtering cylinder 1 and is used to filter sewage. It cooperates with the water flow power mechanism 2 and has a self-cleaning function.

[0053] The rectangular sedimentation box 4 is connected to the outlet position of the circular filtering mechanism 3 and is used to precipitate sewage. A rectangular cover 43 is provided on the top of the rectangular sedimentation box 4, four footings 45 are provided on the bottom of the rectangular sedimentation box 4, and a drain pipe 44 is provided on the outside of the rectangular sedimentation box 4. After the sewage is precipitated, the supernatant is discharged through the drain pipe 44 as the water level rises;

[0054] The filter plate 51 is arranged in the rectangular sedimentation box 4 and fixedly mounted to the bottom of the rectangular cover 43 to block the sediment of the sewage;

[0055] The reagent delivery mechanism 6 is arranged on the top of the rectangular cover 43 and is connected to the rectangular sedimentation box 4, and is used for delivering alum into the rectangular sedimentation box 4 to precipitate and purify the sewage.

[0056] Reference Figure 1In this embodiment, the medicine delivery mechanism 6 includes a medicine storage box 62, which is installed on the top of the rectangular cover 43. A medicine delivery port 61 is provided on the top of the medicine storage box 62. A sealing plate 64 and a conical box 66 are provided inside the medicine storage box 62. The conical box 66 is located below the sealing plate 64. An inclined surface 661 is provided on the inner wall of the conical box 66. A medicine leakage hole 641 is provided on the sealing plate 64. A round rod 65 is rotatably installed on the sealing plate 64. A sealing ring 651 is provided between the round rod 65 and the sealing plate 64. A connecting rod 69 is fixedly installed at the bottom end of the round rod 65. A circular plate 610 is fixedly installed on the outer end of the connecting rod 69. The circular plate 610 cooperates with the medicine leakage hole 641. Two branch rods 68 are fixedly installed at the bottom end of the connecting rod 69. A feeding pipe 67 is fixedly installed at the bottom of the two branch rods 68. The feeding pipe 67 is a curved structure. The feeding pipe 67 and the feeding pipe 67 are in a fixed relationship. The conical box 66 is rotatably connected via a bearing, a plurality of feeding holes 671 are provided at the bottom of the feeding pipe 67, a servo motor 63 is fixedly installed at the top of the rectangular cover 43, and the output shaft of the servo motor 63 is fixedly installed at the top of the round rod 65; the servo motor 63 drives the round rod 65 to rotate, and the round rod 65 drives the circular plate 610 to make a circular motion through the connecting rod 69, and the circular plate 610 leaves the agent leakage hole 641, so that alum falls into the inside of the conical box 66 through the agent leakage hole 641, and then slides into the feeding pipe 67, and then falls into the rectangular sedimentation box 4 through the plurality of feeding holes 671 to react with the sewage, adsorb the sewage, and make the sewage clear. At the same time, while the round rod 65 rotates, it drives the feeding pipe 67 to make a circular motion through the connecting rod 69 and the two branch rods 68. The circular motion of the feeding pipe 67 can expand the alum delivery range, facilitate the uniform delivery of alum, and improve the sewage sedimentation and cleaning effect.

[0057] Reference Figure 1 and Figure 2 In this embodiment, the inner wall of the bottom of the filter cylinder 1 is inclined, and a sewage elbow 11 is connected to the center of the bottom of the filter cylinder 1. A first valve 12 is provided on the sewage elbow 11; the first valve 12 is opened to discharge the stains at the bottom of the filter cylinder 1 through the sewage elbow 11.

[0058] Reference Figure 5 , Figure 6 In this embodiment, the water flow power mechanism 2 includes a rectangular tube 21, both ends of the rectangular tube 21 are open structures and are embedded in the top of the filter cylinder 1, a rotating rod 24 is rotatably installed in the rectangular tube 21, and a plurality of water flow plates 25 are installed on the outside of the rotating rod 24, and the plurality of water flow plates 25 are all located in the rectangular tube 21, and a sealing cover 23 is provided on the top of the rectangular tube 21. The top of the sealing cover 23 is connected to a water inlet elbow 22, and the bottom end of the water inlet elbow 22 is close to one side of the plurality of water flow plates 25.

[0059] Sewage enters the rectangular tube 21 through the water inlet elbow 22, and impacts the multiple water flow plates 25 to rotate. The multiple water flow plates 25 are used to alleviate the impact force of the sewage on the one hand, and on the other hand, the multiple water flow plates 25 can drive the rotating rod 24 to rotate.

[0060] Reference Figure 7 In this embodiment, the circular filtering mechanism 3 includes a circular filter cartridge 31, a plurality of filter holes 32 are provided on the outer side of the circular filter cartridge 31, a hollow tube 35 is connected to the top of the circular filter cartridge 31, the top of the hollow tube 35 is in a blocked state, and the hollow tube 35 is rotatably connected to the top of the circular filter cartridge 31 through a sealing bearing, and the sewage is filtered through the circular filter cartridge 31 and the plurality of filter holes 32.

[0061] Reference Figure 4 , Figure 7 , Figure 8 In this embodiment, three support rods 34 are fixedly installed on the top inner wall of the circular filter cartridge 31, and the same round box 33 is fixedly installed at the bottom of the three support rods 34. The hollow tube 35 passes through the round box 33 and is rotatably connected to the round box 33 through a sealed bearing. The outer side of the hollow tube 35 is located inside the round box 33 and has multiple water holes 351. The outer side of the round box 33 is connected to a water outlet pipe 36, and the water outlet pipe 36 is connected to the rectangular sedimentation box 4; the three support rods 34 are used to fix the round box 33, and the hollow tube 35 passes through the round box 33 to rotate. The support of the box 33 can rotate and is connected to the round box 33 through the water hole 351. A first bevel gear 37 is fixedly installed on the top of the hollow tube 35, and a second bevel gear 38 is fixedly installed on the outer end of the rotating rod 24. The first bevel gear 37 is meshed with the second bevel gear 38. An arc scraper 39 is provided on the inner wall of the filter cylinder 1. The arc scraper 39 contacts the outer side of the circular filter cylinder 31. A cleaning scraper edge 391 is provided on the outer side of the arc scraper 39 for cleaning the outer side of the circular filter cylinder 31.

[0062] Compared with the prior art, the advantages of the present invention are: sewage impacts multiple water flow plates 25 to rotate, and the multiple water flow plates 25 are used to alleviate the impact force of the sewage on the one hand, and on the other hand, the multiple water flow plates 25 can drive the rotating rod 24 to rotate, and the rotating rod 24 drives the hollow tube 35 to rotate through the second bevel gear 38 and the first bevel gear 37, and the hollow tube 35 drives the circular filter cylinder 31 to rotate, and the outer side of the circular filter cylinder 31 is cleaned by the cooperation of the arc scraper 39 and the cleaning scraper edge 391, so that the circular filter cylinder 31 has a self-cleaning function while filtering the sewage.

[0063] Reference Figure 1 , Figure 2 , Fig. 9In this embodiment, the bottom side of the rectangular sedimentation box 4 is connected to a sewage straight pipe 41, and a second valve 42 is provided on the sewage straight pipe 41; the second valve 42 is opened to discharge the stains inside the rectangular sedimentation box 4 through the sewage straight pipe 41.

[0064] Reference Fig.11 In this embodiment, a metal mesh mounting hole 52 is opened on the filter plate 51, a metal mesh 53 is arranged in the metal mesh mounting hole 52, U-shaped plates 5 are fixedly installed on the inner walls of both sides of the rectangular sedimentation box 4, and the two sides of the metal mesh 53 are movably connected to the inner sides of the two U-shaped plates 5; the filter plate 51 and the metal mesh 53 are arranged to block the sediment.

[0065] Working mode, when in use, the power supply and PLC controller can be turned on to control the electrical appliances, which is the prior art and will not be described in detail here. Alum is put into the medicine storage box 62, and sewage enters the rectangular tube 21 through the water inlet elbow 22. The sewage impacts the multiple water flow plates 25 to rotate. The multiple water flow plates 25 are used to alleviate the impact force of the sewage on the one hand, and on the other hand, the multiple water flow plates 25 can drive the rotating rod 24 to rotate;

[0066] The sewage enters the interior of the filter cylinder 1, and is filtered by the circular filter cylinder 31 and the plurality of filter holes 32. Then, as the water level rises, the filtered sewage enters the interior of the round box 33 through the hollow tube 35 and the water hole 351, and is then introduced into the interior of the rectangular sedimentation box 4 through the outlet pipe 36 for sedimentation treatment.

[0067] The rotating rod 24 drives the hollow tube 35 to rotate through the second bevel gear 38 and the first bevel gear 37, and the hollow tube 35 drives the circular filter cartridge 31 to rotate. The outer side of the circular filter cartridge 31 is cleaned through the cooperation of the arc scraper 39 and the cleaning scraper edge 391, so that the circular filter cartridge 31 has a self-cleaning function while filtering sewage;

[0068] After the sewage enters the rectangular sedimentation box 4, the servo motor 63 drives the round rod 65 to rotate, and the round rod 65 drives the circular plate 610 to make a circular motion through the connecting rod 69. The circular plate 610 leaves the reagent leak hole 641, so that alum falls into the inside of the conical box 66 through the reagent leak hole 641, and then slides into the feeding pipe 67, and then falls into the rectangular sedimentation box 4 through multiple feeding holes 671 to react with the sewage, adsorb the sewage, and make the sewage clear. At the same time, while the round rod 65 rotates, it drives the feeding pipe 67 to make a circular motion through the connecting rod 69 and the two branch rods 68. The feeding pipe 67 makes a circular motion to expand the alum delivery range, facilitates the uniform delivery of alum, and improves the sewage sedimentation and cleaning effect;

[0069] After the sewage is precipitated, as the water level rises, the supernatant is discharged through the drain pipe 44, and the filter plate 51 and the metal mesh 53 are provided to block the sediment.

[0070] Embodiment 2

[0071] The rest of the embodiment 2 is the same as the embodiment 1, except that a protective cover 7 is provided on the top of the filter cylinder 1, and the first bevel gear 37 and the second bevel gear 38 are both located inside the protective cover 7 for protecting the first bevel gear 37 and the second bevel gear 38. The present application includes all the structural shapes, sizes and materials of the embodiment 1, which can be selected and adjusted to meet the specific usage conditions. The accompanying drawings are all schematic structural diagrams, and the specific actual sizes can be appropriately adjusted.

[0072] The above description is only a preferred specific implementation manner of this embodiment, but the protection scope of this embodiment is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of this embodiment within the technical scope disclosed in this embodiment, and they should be covered by the protection scope of this embodiment.

Claims

1. A water conservancy construction sewage treatment device, characterized in that: include: A filter cylinder (1) is used for temporarily storing and filtering sewage, and four supporting legs (13) are arranged at the bottom of the filter cylinder (1); A water flow power mechanism (2) is arranged on the top of the filter cylinder (1) and is connected to the filter cylinder (1), and is used to guide sewage into the interior of the filter cylinder (1) and provide rotational power; A circular filtering mechanism (3) is arranged inside the filtering cylinder (1) and is used to filter sewage. It cooperates with the water flow power mechanism (2) and has a self-cleaning function. A rectangular sedimentation box (4) is connected to the outlet of the circular filtering mechanism (3) and is used to precipitate sewage. A rectangular cover (43) is provided on the top of the rectangular sedimentation box (4), four footings (45) are provided on the bottom of the rectangular sedimentation box (4), and a drainage pipe (44) is provided on the outside of the rectangular sedimentation box (4); A filter plate (51) is arranged in the rectangular sedimentation box (4) and fixedly mounted on the bottom of the rectangular cover (43) to block the sediment of the sewage; The agent delivery mechanism (6) is arranged on the top of the rectangular cover (43) and is connected to the rectangular sedimentation box (4), and is used to deliver alum into the rectangular sedimentation box (4) to precipitate and purify the sewage.

2. A water conservancy construction sewage treatment device according to claim 1, characterized in that: The inner wall of the bottom of the filter cylinder (1) is arranged to be inclined, and a sewage discharge elbow (11) is connected to the center of the bottom of the filter cylinder (1), and a first valve (12) is arranged on the sewage discharge elbow (11).

3. A water conservancy construction sewage treatment device according to claim 1, characterized in that: The water flow power mechanism (2) comprises a rectangular tube (21), both ends of which are open structures and are embedded in the top of the filter cylinder (1), a rotating rod (24) is rotatably installed in the rectangular tube (21), a plurality of water flow plates (25) are installed on the outside of the rotating rod (24), and the plurality of water flow plates (25) are all located in the rectangular tube (21), a sealing cover (23) is provided on the top of the rectangular tube (21), the top of the sealing cover (23) is connected to a water inlet elbow (22), and the bottom end of the water inlet elbow (22) is close to one side of the plurality of water flow plates (25).

4. A water conservancy construction sewage treatment device according to claim 3, characterized in that: The circular filtering mechanism (3) comprises a circular filtering cylinder (31), a plurality of filtering holes (32) are provided on the outer side of the circular filtering cylinder (31), the top of the circular filtering cylinder (31) is connected to a hollow tube (35), the top end of the hollow tube (35) is in a blocked state, and the hollow tube (35) is rotatably connected to the top of the circular filtering cylinder (31) via a sealing bearing.

5. A water conservancy construction sewage treatment device according to claim 4, characterized in that: Three support rods (34) are fixedly mounted on the top inner wall of the circular filter cartridge (31); the same circular box (33) is fixedly mounted on the bottom of the three support rods (34); the hollow tube (35) passes through the circular box (33) and is rotatably connected to the circular box (33) via a sealing bearing; a plurality of water holes (351) are formed on the outer side of the hollow tube (35) and located inside the circular box (33); a water outlet pipe (36) is connected to the outer side of the circular box (33); and the water outlet pipe (36) is connected to the rectangular sedimentation box (4).

6. A water conservancy construction sewage treatment device according to claim 4, characterized in that: A first bevel gear (37) is fixedly mounted on the top end of the hollow tube (35), and a second bevel gear (38) is fixedly mounted on the outer end of the rotating rod (24), and the first bevel gear (37) is meshed with the second bevel gear (38).

7. A water conservancy construction sewage treatment device according to claim 4, characterized in that: An arc-shaped scraper (39) is arranged on the inner wall of the filter cylinder (1), the arc-shaped scraper (39) is in contact with the outer side of the circular filter cylinder (31), and a cleaning scraping edge (391) is arranged on the outer side of the arc-shaped scraper (39) for cleaning the outer side of the circular filter cylinder (31).

8. A water conservancy construction sewage treatment device according to claim 1, characterized in that: The bottom side of the rectangular sedimentation box (4) is connected to a sewage discharge straight pipe (41), and a second valve (42) is provided on the sewage discharge straight pipe (41).

9. A water conservancy construction sewage treatment device according to claim 1, characterized in that: The filter plate (51) is provided with a metal mesh installation hole (52), a metal mesh (53) is arranged in the metal mesh installation hole (52), U-shaped plates (5) are fixedly installed on the inner walls of both sides of the rectangular sedimentation box (4), and the two sides of the metal mesh (53) are movably connected to the inner sides of the two U-shaped plates (5).

10. A water conservancy construction sewage treatment device according to claim 1, characterized in that: The medicine delivery mechanism (6) comprises a medicine storage box (62), the medicine storage box (62) is mounted on the top of the rectangular cover (43), a medicine delivery port (61) is arranged on the top of the medicine storage box (62), a sealing plate (64) and a conical box (66) are arranged inside the medicine storage box (62), the conical box (66) is located below the sealing plate (64), an inner wall of the conical box (66) is provided with an inclined surface (661), a medicine leakage hole (641) is opened on the sealing plate (64), a round rod (65) is rotatably mounted on the sealing plate (64), a sealing ring (651) is arranged between the round rod (65) and the sealing plate (64), and the bottom of the round rod (65) is provided with a sealing ring (651). A connecting rod (69) is fixedly installed at the end, and a circular plate (610) is fixedly installed at the outer end of the connecting rod (69), and the circular plate (610) cooperates with the medicine leakage hole (641). Two branch rods (68) are fixedly installed at the bottom end of the connecting rod (69), and a feeding pipe (67) is fixedly installed at the bottom of the two branch rods (68). The feeding pipe (67) is a curved structure. The feeding pipe (67) is rotatably connected to the conical box (66) through a bearing. A plurality of feeding holes (671) are provided at the bottom of the feeding pipe (67). A servo motor (63) is fixedly installed at the top of the rectangular cover (43), and the output shaft of the servo motor (63) is fixedly installed on the top of the round rod (65).

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