Coagulating precipitation separation device for sewage treatment

Abstract

The utility model discloses a coagulating sedimentation separation device for sewage treatment. The coagulating sedimentation separation device comprises a frame body and a coagulant filling mechanism, a settling tank is arranged at the upper end of the frame body, and the upper end of the settling tank is of an opening structure; the coagulant filling mechanism comprises a shell, flow dividing pipes and filling holes, the shell is installed at the upper end of the frame body, the shell can move front and back, the lower end of the shell is rotationally connected with the flow dividing pipes, the filling holes are formed in the outer arc faces of the flow dividing pipes, the flow dividing pipes communicate with the shell, and the coagulant filling mechanism further comprises a worm wheel, a worm, a gear and a rack plate. According to the coagulating sedimentation separation device for sewage treatment, the driving part is used for driving the flow dividing pipes which are transversely distributed in an array mode to rotate in the front-back moving process, so that coagulant injection in the horizontal direction is more uniform, contact between sewage and the coagulant is more uniform, the sewage coagulating sedimentation separation effect is improved, and the sewage treatment quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a coagulation sedimentation separation device for sewage treatment. Background Art

[0002] Coagulation and sedimentation separation is one of the commonly used treatment methods in sewage treatment. By adding coagulants to the water, the suspended particles and colloidal substances in the water are aggregated into larger flocs, and then these flocs are removed by sedimentation or filtration, thereby achieving the purpose of purifying water. The basic principles of the coagulation and sedimentation method include compression of the double layer effect, adsorption bridging effect and net capture effect, etc. These effects together promote the colloids and fine suspended matter in the water to condense into flocs, and then separate and remove them by gravity sedimentation; in the prior art, when adding coagulant to the coagulation and sedimentation separation device, a filling pipe is set at the upper end of the coagulation and sedimentation separation device, so that the coagulant flows directly out of the filling pipe and enters the sewage to diffuse, but the coagulant will be lost during diffusion in the sewage, resulting in less coagulant in the sewage farther away from the filling pipe, causing uneven addition of coagulant in the horizontal direction, affecting the quality of sewage treatment. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a coagulation sedimentation separation device for sewage treatment. The driving component is used to drive the diversion pipes distributed in the transverse array to rotate during the forward and backward movement, so that the injection of the coagulant in the horizontal direction is more uniform, the quality of sewage treatment is increased, and the problems in the background technology can be effectively solved.

[0004] To achieve the above-mentioned purpose, the present utility model provides the following technical solutions: a coagulation sedimentation separation device for sewage treatment, comprising a frame and a coagulant filling mechanism;

[0005] Frame: The upper end of the frame is provided with a sedimentation box, and the upper end of the sedimentation box is an open structure;

[0006] Coagulant filling mechanism: It includes a shell, a diversion pipe and a filling hole. The shell is installed at the upper end of the frame and can move back and forth. The lower end of the shell is rotatably connected to the diversion pipe. The outer arc surface of the diversion pipe is provided with a filling hole. The diversion pipes are connected to the shell. The driving components are used to drive the diversion pipes distributed in the transverse array to rotate during the forward and backward movement, so that the filling of the coagulant in the horizontal direction is more uniform, the contact between the sewage and the coagulant is more uniform, the coagulation and sedimentation separation effect of the sewage is improved, and the quality of sewage treatment is increased.

[0007] Furthermore, the coagulant filling mechanism also includes a worm wheel, a worm, a gear and a rack plate. The worm wheels are respectively arranged on the outer arc surface of the diversion pipe, and the worm is rotatably connected between the left and right inner walls of the shell. The worm wheels are meshed with the worm, and the rod ends of the worm respectively pass through the interior of the shell and are provided with gears. Rack plates are provided at both ends of the upper surface of the frame, and the gears are meshed with the rack plates to facilitate the rotation of the diversion pipe.

[0008] Furthermore, a single chip microcomputer is provided on the surface of the sedimentation box, and an input end of the single chip microcomputer is electrically connected to an external power supply to control the start and stop of the entire device.

[0009] Furthermore, the coagulant filling mechanism also includes a gantry and a linear motor. The gantry is respectively arranged at the left and right ends of the upper surface of the frame. The lower surface of the horizontal plate of the gantry is provided with a linear motor. The shell is arranged between the two linear motor mover seats. The input end of the linear motor is electrically connected to the output end of the single-chip microcomputer to provide power for the movement of the shell.

[0010] Furthermore, a partition is provided in the middle of the shell, and the upper ends of the outer arc surfaces of the diversion pipes are rotatably connected to the partition through sealed bearings. The worm wheel and worm are both located on the lower side of the partition to separate the interior of the shell.

[0011] Furthermore, a collecting hopper is provided at the lower end of the sedimentation box, and a water outlet is provided at the water outlet on the right side of the sedimentation box to facilitate the discharge of sediment and clarified sewage.

[0012] Furthermore, the inner arc surface of the diversion pipe is provided with a filter membrane to prevent impurities from entering the diversion pipe.

[0013] Compared with the prior art, the beneficial effects of the present invention are: the coagulation sedimentation separation device for sewage treatment has the following advantages:

[0014] During the coagulant filling process, the driving components are used to drive the diversion pipes distributed in the transverse array to rotate while moving back and forth, so that the coagulant filling in the horizontal direction is more uniform, the contact between sewage and coagulant is more uniform, the coagulation and sedimentation separation effect of sewage is improved, and the quality of sewage treatment is increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the side cross-section of the overall device of the utility model;

[0017] Figure 3 This is an enlarged structural diagram of point A of the utility model;

[0018] Figure 4This is an enlarged structural diagram of point B of the present invention.

[0019] In the figure: 1 frame, 2 sedimentation tank, 3 coagulant filling mechanism, 31 shell, 32 diversion pipe, 33 filling hole, 34 worm gear, 35 worm, 36 gear, 37 rack plate, 38 portal frame, 39 linear motor, 4 partition, 5 collecting hopper, 6 outlet pipe, 7 single chip microcomputer, 8 filter membrane. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figure 1-4 , this embodiment provides a technical solution: a coagulation sedimentation separation device for sewage treatment, comprising a frame 1 and a coagulant filling mechanism 3;

[0022] Frame 1: A sedimentation tank 2 is provided at its upper end to provide space for coagulation and sedimentation separation in sewage treatment. The upper end of the sedimentation tank 2 is an open structure. A single-chip microcomputer 7 is provided on the surface of the sedimentation tank 2. The input end of the single-chip microcomputer 7 is electrically connected to an external power supply to control the start and stop of the entire device. A collecting hopper 5 is provided at the lower end of the sedimentation tank 2. A water outlet pipe 6 is provided at the water outlet on the right side of the sedimentation tank 2. Sediment is concentrated inside the collecting hopper 5. After sedimentation is completed, the clarified sewage is discharged from the water outlet pipe 6, and the sediment is discharged from the cleaning pipe at the lower end of the collecting hopper 5.

[0023] The coagulant filling mechanism 3 includes a shell 31, a diverter pipe 32 and a filling hole 33. The shell 31 is mounted on the upper end of the frame 1. The shell 31 can move forward and backward. The lower end of the shell 31 is rotatably connected to the diverter pipe 32. The outer arc surface of the diverter pipe 32 is provided with a filling hole 33. The diverter pipe 32 is connected to the shell 31. The coagulant filling mechanism 3 also includes a worm gear 34, a worm 35, a gear 36 and a rack plate 37. The worm gear 34 is respectively provided on the outer arc surface of the diverter pipe 32. The worm 35 rotates. The worm gear 34 is connected to the left and right inner walls of the housing 31, and the worm gear 34 is meshed with the worm 35. The rod ends of the worm 35 pass through the interior of the housing 31 and are provided with a gear 36. The left and right ends of the upper surface of the frame 1 are provided with a rack plate 37, and the gear 36 is meshed with the rack plate 37. The coagulant filling mechanism 3 also includes a door frame 38 and a linear motor 39. The door frame 38 is respectively provided at the left and right ends of the upper surface of the frame 1, and the lower surface of the horizontal plate of the door frame 38 is provided with a linear motor 39. The housing 31 is arranged between two linear motor 39 mover seats. The input end of the linear motor 39 is electrically connected to the output end of the single chip computer 7. When the linear motor 39 is started, the mover seat of the linear motor 39 drives the housing 31 to move forward and backward, changing the front and rear position of the shunt tube 32. During the movement, the gear 36 is engaged with the rack plate 37, so that the gear 36 drives the worm 35 to rotate. The worm 35 is engaged with the worm wheel 34, so that the shunt tube 32 rotates during the forward and backward movement. , so that the coagulant is added more evenly in the horizontal direction, increasing the coagulation and sedimentation effect of sewage. A partition 4 is provided in the middle of the shell 31. The upper end of the outer arc surface of the diversion pipe 32 is rotatably connected to the partition 4 through a sealed bearing. The worm gear 34 and the worm 35 are both located on the lower side of the partition 4, separating the interior of the shell 31 to avoid contact between the coagulant and the transmission parts. The inner arc surface of the diversion pipe 32 is provided with a filter membrane 8 to prevent impurities in the sewage from entering the interior of the diversion pipe 32, thereby ensuring the normal filling of the coagulant.

[0024] The working principle of the coagulation sedimentation separation device for sewage treatment provided by the present invention is as follows: when treating sewage, the sewage is poured into the sedimentation tank 2, the coagulant enters the shell 31 through the liquid inlet pipe at the left end of the shell 31, and then flows out from the filling hole 33 through the diversion pipe 32 respectively. When the sewage contacts the coagulant, the suspended particles and colloidal substances in the sewage are aggregated into larger flocs, which are then concentrated at the bottom of the collecting hopper 5 by sedimentation. During the coagulant filling process, the linear motor 39 is started by the single chip microcomputer 7, and the linear motor 39 is turned on. The movable seat of the machine 39 drives the shell 31 to move forward and backward, changing the front and rear position of the diverter pipe 32. During the movement, the gear 36 is engaged with the rack plate 37, so that the gear 36 drives the worm 35 to rotate. The worm 35 is engaged with the worm wheel 34, so that the diverter pipes 32 distributed in the transverse array rotate during the forward and backward movement, so that the coagulant is more evenly added in the horizontal direction, thereby increasing the coagulation and sedimentation effect of the sewage. After the sedimentation is completed, the clarified sewage is discharged from the outlet pipe 6, and the sediment is discharged from the cleaning pipe at the lower end of the collecting hopper 5.

[0025] It is worth noting that the microcontroller 7 disclosed in the above embodiment can be a PIC16F1823-I / P model microcontroller, and the linear motor 39 can be freely configured according to the actual application scenario. It is recommended to use a DLMFP-0407 model linear motor. The microcontroller 7 controls the operation of the linear motor 39 using methods commonly used in the prior art.

[0026] The above are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A coagulation sedimentation separation device for sewage treatment, characterized in that: It comprises a frame (1) and a coagulant filling mechanism (3); The frame (1) is provided with a sedimentation box (2) at its upper end, and the upper end of the sedimentation box (2) is an open structure; The coagulant filling mechanism (3) comprises a shell (31), a diverter pipe (32) and a filling hole (33). The shell (31) is mounted on the upper end of the frame (1). The shell (31) can move forward and backward. The lower end of the shell (31) is rotatably connected to the diverter pipe (32). The outer arc surface of the diverter pipe (32) is provided with a filling hole (33). The diverter pipe (32) is connected to the shell (31).

2. A coagulation sedimentation separation device for sewage treatment according to claim 1, characterized in that: The coagulant filling mechanism (3) further comprises a worm wheel (34), a worm (35), a gear (36) and a rack plate (37), wherein the worm wheel (34) is respectively arranged on the outer arc surface of the diversion pipe (32), the worm (35) is rotatably connected between the left and right inner walls of the housing (31), the worm wheel (34) is meshedly connected with the worm (35), the rod ends of the worm (35) respectively pass through the interior of the housing (31) and are provided with a gear (36), and the left and right ends of the upper surface of the frame (1) are provided with a rack plate (37), and the gear (36) is meshedly connected with the rack plate (37).

3. The coagulation sedimentation separation device for sewage treatment according to claim 1, characterized in that: A single-chip microcomputer (7) is provided on the surface of the precipitation box (2), and an input end of the single-chip microcomputer (7) is electrically connected to an external power supply.

4. A coagulation sedimentation separation device for sewage treatment according to claim 3, characterized in that: The coagulant filling mechanism (3) also includes a portal frame (38) and a linear motor (39), wherein the portal frame (38) is respectively arranged at the left and right ends of the upper surface of the frame body (1), and the lower surface of the horizontal plate of the portal frame (38) is provided with a linear motor (39), and the housing (31) is arranged between the two linear motor (39) mover seats, and the input end of the linear motor (39) is electrically connected to the output end of the single chip computer (7).

5. A coagulation sedimentation separation device for sewage treatment according to claim 2, characterized in that: A partition (4) is provided in the middle of the housing (31), and the upper end of the outer arc surface of the diverter pipe (32) is rotatably connected to the partition (4) through a sealed bearing, and the worm wheel (34) and the worm (35) are both located on the lower side of the partition (4).

6. A coagulation sedimentation separation device for sewage treatment according to claim 1, characterized in that: A collecting hopper (5) is provided at the lower end of the sedimentation box (2), and a water outlet pipe (6) is provided at the water outlet on the right side of the sedimentation box (2).

7. The coagulation sedimentation separation device for sewage treatment according to claim 1, characterized in that: The inner arc surface of the diversion pipe (32) is provided with a filter membrane (8).

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