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CN-122010264-A - Electroplating sewage treatment equipment adopting diversion plate layered mixing

CN122010264ACN 122010264 ACN122010264 ACN 122010264ACN-122010264-A

Abstract

The invention relates to the technical field of sewage treatment, in particular to electroplating sewage treatment equipment adopting diversion plate layered mixing, which comprises a coagulating sedimentation mechanism, a mixing mechanism and a flocculation removal mechanism, wherein the coagulating sedimentation mechanism comprises a coagulating basin, a flocculation basin and a sedimentation basin which are sequentially connected from left to right, the mixing mechanism comprises a plurality of diversion plates which are rotatably arranged in the coagulating basin and distributed up and down, and the flocculation removal mechanism is arranged on the upper surface of the coagulating basin. When the flocculating constituent moves to the top of the circulating cylinder, the flocculating constituent is filtered by the filter cover, so that the flocculating constituent is collected at the top of the circulating cylinder, then the flocculating constituent is conveyed to the discharge slideway by the spiral plate, the mixed raw water is discharged downwards from the water leakage hole at the bottom of the discharge slideway, and the flocculating constituent is conveyed to the sedimentation tank rightwards along the discharge slideway under the pushing of the pushing plate, thereby being convenient for separating the flocculating constituent from the raw water in the flocculation tank in time, avoiding the flocculating constituent from circularly flowing in the flocculation tank, avoiding affecting the diffusion of the medicament and improving the use effect of the medicament.

Inventors

  • LI SHA
  • GAO YIFENG

Assignees

  • 浙江仁欣环科院有限责任公司

Dates

Publication Date
20260512
Application Date
20260415

Claims (9)

  1. 1. Electroplating sewage treatment equipment adopting diversion plate layered mixing is characterized by comprising: The coagulating sedimentation mechanism (1), the coagulating sedimentation mechanism (1) comprises a coagulating basin (11), a flocculating basin (12) and a sedimentation basin (13) which are sequentially connected from left to right; The mixing mechanism (2), the mixing mechanism (2) comprises a plurality of guide plates (21) which are rotatably arranged in the coagulation tank (11) and distributed up and down, a swing assembly (23) for driving the guide plates (21) to swing forward and backward is arranged at the front side of the coagulation tank (11), the inclination directions of two adjacent guide plates (21) are opposite, a feed opening (24) which is bilaterally symmetrical is formed in each guide plate (21), and a baffle plate (25) for controlling the feed opening (24) to open and close is hinged to one side, far away from the center of each guide plate (21), of each feed opening (24); The flocculation removal mechanism (3), flocculation removal mechanism (3) is including fixed mounting at the inside circulation section of thick bamboo (31) of flocculation pond (12), the axis department rotation of circulation section of thick bamboo (31) is installed and is used for promoting the puddler second (32) that circulation section of thick bamboo (31) inside liquid upwards flowed, the top fixed mounting of circulation section of thick bamboo (31) has filter mantle (33), install on puddler second (32) and be located spiral plate (34) inside filter mantle (33), discharge slide (35) are installed on the right side of filter mantle (33), install on discharge slide (35) and be used for promoting the flocculating constituent from left side to right removal push away flitch (36), reciprocating motion subassembly (37).
  2. 2. The electroplating wastewater treatment device adopting the baffle layered mixing is characterized in that the bottom of the coagulation tank (11) is communicated with the bottom of the flocculation tank (12), the flocculation tank (12) is communicated with the top of the sedimentation tank (13), a raw water pipe (14) is fixedly arranged on the left side of the coagulation tank (11), and a dosing pipe (15) is arranged on the tops of the coagulation tank (11) and the flocculation tank (12).
  3. 3. The electroplating wastewater treatment device adopting the diversion plate layered mixing is characterized in that the swinging assembly (23) comprises a first driving motor (231) fixedly arranged on the front side of the coagulation tank (11), a rotary table (232) is fixedly arranged on the rear side of an output shaft of the first driving motor (231), a push rod (233) which is not coaxial with the rotary table (232) is rotatably connected on the rear side of the rotary table (232), a swinging arm (234) positioned in front of the coagulation tank (11) is arranged on the front side of one diversion plate (21), a slotted hole (235) is formed in the swinging arm (234), and the push rod (233) is in sliding connection with the slotted hole (235).
  4. 4. The electroplating sewage treatment device adopting the diversion plate layered mixing according to claim 3, wherein the rear side of the diversion plate (21) is fixedly provided with a transmission gear (22) positioned behind the coagulation tank (11), two upper and lower adjacent transmission gears (22) are meshed, and the bottom of the discharging opening (24) is fixedly provided with a plurality of converging nozzles (26) which are distributed front and back.
  5. 5. The electroplating wastewater treatment device adopting the diversion plate layered mixing as set forth in claim 1, wherein the front side and the rear side of the diversion plate (25) are fixedly connected with short rods (251), the front inner wall and the rear inner wall of the coagulation basin (11) are provided with diagonal grooves (252) which are in one-to-one correspondence with the short rods (251), and the short rods (251) are slidably arranged in the corresponding diagonal grooves (252).
  6. 6. The electroplating sewage treatment device adopting the baffle layered mixing is characterized in that a grid-shaped diversion trench (211) is formed in the top of the baffle (21), a spherical sleeve (212) is rotatably arranged on the baffle (21), a stirring rod I (27) is rotatably arranged in the coagulation tank (11), the stirring rod I (27) rotatably penetrates through the spherical sleeve (212), a driving motor II (28) for driving the stirring rod I (27) to rotate is arranged at the top of the coagulation tank (11), and the top end of the stirring rod I (27) is connected with the bottom of an output shaft of the driving motor II (28) through a coupling.
  7. 7. The electroplating wastewater treatment device adopting the diversion plate layered mixing as claimed in claim 1, wherein the left end of the discharge slideway (35) is communicated with the top of the filter cover (33), a plurality of water leakage holes are formed in the bottom of the discharge slideway (35), and the right end of the discharge slideway (35) extends to the upper part of the sedimentation tank (13).
  8. 8. The electroplating wastewater treatment device adopting the diversion plate layered mixing is characterized in that the reciprocating assembly (37) comprises movable plates (371) which are arranged on the front side wall and the rear side wall of a discharging slide way (35) in a sliding mode, the discharging slide way (35) is arranged between the front movable plate (371) and the rear movable plate (371) in a sliding mode up and down, a pull rope (372) is fixedly connected to the left end of the movable plate (371), one end of the pull rope (372) far away from the movable plate (371) is fixedly connected with a diversion plate (21) at the uppermost side wall after penetrating through the side wall between a coagulation tank (11) and a flocculation tank (12) in a sliding mode, a tension spring (373) is fixedly connected between the right end of the movable plate (371) and the right end of the discharging slide way (35), and a guide unit (374) used for guiding the pushing plate (36) to be adjusted up and down is arranged on the front side wall and the rear side wall of the discharging slide way (35).
  9. 9. The electroplating sewage treatment device adopting the baffle layering mixing mode is characterized in that the guide unit (374) comprises a first guide groove (3741) and a second guide groove (3742) which are formed in the side wall of the discharging slideway (35), the first guide groove (3741) is L-shaped, the left end of the second guide groove (3742) is communicated with the top end of the vertical section of the first guide groove (3741), the right end of the second guide groove (3742) is communicated with the top of the horizontal section of the first guide groove (3741), the right end of the first guide groove (3741) is positioned on the right side of the right end of the second guide groove (3742), the right end of the second guide groove (3742) is hinged with a partition plate (3743), the right end of the partition plate (3743) is inclined downwards and is in contact with the bottom of the first guide groove (3741), and guide blocks (375) are mounted on the front side and the rear side of the pushing plate (36) and the second guide groove (3742) in a sliding fit.

Description

Electroplating sewage treatment equipment adopting diversion plate layered mixing Technical Field The invention relates to the technical field of sewage treatment, in particular to electroplating sewage treatment equipment adopting diversion plates for layered mixing. Background The electroplating wastewater has complex water quality and difficult control of components, contains chromium, cadmium, nickel, copper, zinc, gold, silver and other heavy metal ions, cyanide and the like, and belongs to cancerogenic, teratogenic and mutagenic extremely toxic substances. Therefore, the electroplating wastewater must be carefully recycled, so as to eliminate or reduce the pollution to the environment. The coagulating sedimentation equipment is common sewage treatment equipment, and generally comprises a coagulating basin, a flocculating basin and a sedimentation basin, sewage sequentially passes through the coagulating basin, the flocculating basin and the sedimentation basin, wherein coagulant, flocculant and other medicaments are respectively added into the coagulating basin and the flocculating basin to react with the sewage. The existing flocculation tank is generally provided with a circulating stirring mechanism to help the mixing of the flocculant and sewage. In the mixing process, the flocculating agent accelerates precipitation and separation by promoting aggregation of suspended particles in water to form floccules, but as the flocculation tank is mainly used for mixing the flocculating agent and raw water, the floccules formed in the flocculation tank influence diffusion of the medicament along with the circulating flow of the raw water, and along with the continuous increase of the floccules, the diffusion speed of the flocculating agent and the mixing speed of the flocculating agent and the raw water can be further influenced, so that the using effect of the flocculating agent is influenced. Disclosure of Invention In order to solve the problems, the invention provides electroplating sewage treatment equipment adopting diversion plate layered mixing, which comprises a coagulating sedimentation mechanism, wherein the coagulating sedimentation mechanism comprises a coagulating basin, a flocculating basin and a sedimentation basin which are sequentially connected from left to right. The mixing mechanism comprises a plurality of guide plates which are rotatably arranged in the coagulation tank and distributed up and down, a swing assembly used for driving the guide plates to swing in the forward and reverse directions is arranged on the front side of the coagulation tank, the inclination directions of two adjacent guide plates are opposite, a feed opening which is bilaterally symmetrical is formed in the guide plates, and a baffle plate used for controlling the feed opening to open and close is hinged to one side, far away from the center of the guide plates, of the feed opening. The flocculation removal mechanism comprises a circulation cylinder fixedly installed inside a flocculation tank, a stirring rod II used for pushing liquid inside the circulation cylinder to flow upwards is rotatably installed at the central axis of the circulation cylinder, a filter cover is fixedly installed at the top of the circulation cylinder, a spiral plate positioned inside the filter cover is installed on the stirring rod II, a discharging slideway is installed on the right side of the filter cover, and a pushing plate and a reciprocating movement assembly used for pushing the flocculation body to move from left to right are installed on the discharging slideway. In one possible implementation mode, the bottom of the coagulation tank is communicated with the bottom of the flocculation tank, the top of the flocculation tank is communicated with the top of the sedimentation tank, a raw water pipe is fixedly installed on the left side of the coagulation tank, and dosing pipes are installed on the tops of the coagulation tank and the flocculation tank. In one possible implementation mode, the swing assembly comprises a first driving motor fixedly installed on the front side of the coagulation tank, a rotary table is fixedly installed on the rear side of an output shaft of the first driving motor, a push rod which is not coaxial with the rotary table is rotationally connected to the rear side of the rotary table, a swing arm positioned in front of the coagulation tank is installed on the front side of one guide plate, a slotted hole is formed in the swing arm, and the push rod is in sliding connection with the slotted hole. In one possible implementation mode, the rear side of the guide plate is fixedly provided with a transmission gear positioned at the rear of the coagulation tank, two transmission gears adjacent to each other up and down are meshed, and the bottom of the feed opening is fixedly provided with a plurality of converging nozzles which are distributed front and back. In one possible implementation mode, the front