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CN-122010364-A - Zero release electroplating wastewater treatment equipment with multistage utilization function

CN122010364ACN 122010364 ACN122010364 ACN 122010364ACN-122010364-A

Abstract

The invention discloses zero-emission electroplating wastewater treatment equipment with a multi-stage utilization function, which relates to the technical field of wastewater treatment, and comprises a wastewater treatment main body, wherein an alkalization unit, an electrolysis unit, a precipitation unit, a filtering unit and a storage unit are sequentially arranged on the wastewater treatment main body, the precipitation unit is connected with the filtering unit through a transfusion piece, the filtering unit is connected with the storage unit through the transfusion piece, when electroplating wastewater is treated, the wastewater can be stored through the storage unit after sequentially passing through the alkalization unit, the electrolysis unit, the precipitation unit and the filtering unit for multi-stage purification treatment, and meanwhile, the wastewater is uniformly sprayed on the filtering net through a liquid discharge rectangular pipe by virtue of reciprocating movement of the liquid discharge rectangular pipe, so that the filtering effect and the filtering efficiency of a filtering net on the wastewater are improved, and the filtering effect of the filtering net on the wastewater can be further ensured through an anti-blocking component and a flushing component.

Inventors

  • PENG XIAOCHUN
  • HUANG JING
  • ZOU LINGFENG
  • LIU ZHIWEN
  • Dong Yebin
  • YANG SHAOYU

Assignees

  • 广东华南环保产业技术研究院有限公司

Dates

Publication Date
20260512
Application Date
20260413

Claims (9)

  1. 1. The electroplating wastewater treatment equipment with the multi-stage utilization function is characterized by comprising a wastewater treatment main body (1), wherein an alkalization unit (2), an electrolysis unit (3), a precipitation unit (4), a filtering unit (5) and a storage unit (6) are sequentially arranged on the wastewater treatment main body (1), the precipitation unit (4) is connected with the filtering unit (5) through a transfusion piece (7), and the filtering unit (5) is connected with the storage unit (6) through the transfusion piece (7); the filtering unit (5) comprises a filtering tank (501) and a filter screen (502); A filter screen (502) is arranged in the filter tank (501), and a liquid homogenizing component (8), a filter control component (9), an anti-blocking component (10) and a flushing component (11) are arranged on the filter tank (501); The liquid homogenizing component (8) comprises a fixed rod (802), a sliding block (803), a liquid discharging rectangular pipe (804), a reciprocating screw (805), a driving motor (806), a sliding seat (807) and a telescopic liquid pipe (808); The utility model discloses a filter tank, including filter tank (501), reciprocating screw (805), slide (807) are installed to symmetry in filter tank (501), slidable mounting has slider (803) on dead lever (802), install flowing back quarter butt (804) on slider (803), reciprocating screw (805) are installed to the internal rotation of filter tank (501), and install driving motor (806) on filter tank (501), driving motor (806) drive reciprocating screw (805) and rotate, slidable mounting has slide (807) on reciprocating screw (805), slide (807) are connected with flowing back quarter butt (804), the input of flowing back quarter butt (804) is connected with infusion piece (7).
  2. 2. The zero-emission electroplating wastewater treatment device with the multi-stage utilization function according to claim 1, wherein the filtering control assembly (9) comprises a cushion block (901), a rotating shaft (902), a rotating plate (903), a fixed sleeve (904), a magnetic plate (905), a conductive column (906), a current sensor (907) and a control piece; The end coaxial-mounting of driving motor (806) is kept away from to reciprocating screw (805) has cushion (901), pivot (902) are installed to cushion (901) coaxial-mounting, evenly install a plurality of revolving plates (903) on the lateral wall of pivot (902), install fixed sleeve (904) on filtering ponds (501), pivot (902) and revolving plates (903) are in fixed sleeve (904), fixed sleeve (904) are installed magnetic plate (905) through the control symmetry, electrically conductive post (906) are installed in the rotation on fixed sleeve (904), the one end and pivot (902) of electrically conductive post (906) are connected with one another with the heart, and current sensor (907) are installed to the other end of electrically conductive post (906), current sensor (907) are with anti-blocking subassembly (10) and scour subassembly (11) electric connection.
  3. 3. The apparatus for treating electroplating wastewater with multi-stage utilization according to claim 2, wherein the control member comprises a slide (908), a moving block (909) and an electric telescopic rod (910); Slide (908) have been seted up to the symmetry on fixed sleeve (904), equal slidable mounting has movable block (909) in slide (908), install magnetic plate (905) on movable block (909), electric telescopic handle (910) are installed to the symmetry on fixed sleeve (904), electric telescopic handle (910) are connected with movable block (909) of homonymy, be provided with a plurality of pressure sensor on filter screen (502), pressure sensor and electric telescopic handle (910) electric connection.
  4. 4. The zero-emission electroplating wastewater treatment device with the multi-stage utilization function according to claim 2, wherein the anti-blocking component (10) comprises a gettering pipe (1004), a gettering box (1005), a pumping pump (1006), a conveying pipe (1007), a telescopic air pipe (1008) and a breathing pipe (1009); Transposition piece is installed to the bottom symmetry of flowing back quarter bend (804), install on the transposition piece and inhale miscellaneous pipe (1004), install collection miscellaneous case (1005) and aspiration pump (1006) on filtering ponds (501), collection miscellaneous case (1005) are connected through conveyer pipe (1007) with the output of aspiration pump (1006), install breathing pipe (1009) on the input of aspiration pump (1006), install telescopic trachea (1008) on the output of gettering pipe (1004), telescopic trachea (1008) are connected through gas regulating part with breathing pipe (1009).
  5. 5. The zero-emission electroplating wastewater treatment device with the multi-stage utilization function according to claim 4, wherein the transposition piece comprises a sliding rail (1001), a movable seat (1002) and a linkage rod (1003); The bottom of the liquid draining rectangular tube (804) is symmetrically provided with a sliding rail (1001), the sliding rail (1001) is provided with a movable seat (1002) in a sliding manner, the movable seat (1002) is provided with a linkage rod (1003), the bottom of the linkage rod (1003) is provided with a gettering tube (1004), the gettering tube (1004) is in contact with the upper surface of the filter screen (502), the liquid draining rectangular tube (804) is provided with a direction sensor, and the direction sensor is electrically connected with the sliding rail (1001); When the liquid draining rectangular pipe (804) moves, the sliding rail (1001) drives the impurity sucking pipe (1004) to be positioned behind the movement of the liquid draining rectangular pipe (804).
  6. 6. The apparatus for treating electroplating wastewater with multi-stage utilization according to claim 4, wherein said air regulating member comprises an electromagnetic valve (1010), a power supply (1011) and a varistor (1012); The telescopic air pipe (1008) is connected with the air suction pipe (1009) through an electromagnetic valve (1010), a power supply (1011) and a rheostat (1012) are installed on the filter tank (501), the power supply (1011), the rheostat (1012) and the electromagnetic valve (1010) are sequentially connected through wires, and the rheostat (1012) and the current sensor (907) are in negative feedback control.
  7. 7. The zero-discharge electroplating wastewater treatment device with the multi-stage utilization function according to claim 5, wherein the flushing assembly (11) comprises a branch pipe (1101), a spray head (1102), a connecting rod (1103), a fixing plate (1104), a rotary column (1105), a micro servo motor (1106) and an angle sensor (1107); Install a plurality of branch pipes (1101) on flowing back quarter butt (804), branch pipe (1101) are the hose, and install shower nozzle (1102) on branch pipe (1101), are adjacent shower nozzle (1102) are connected through connecting rod (1103), fixed plate (1104) are installed to the bottom symmetry of flowing back quarter butt (804), rotate on fixed plate (1104) and install steering column (1105), steering column (1105) are connected with shower nozzle (1102), install miniature servo motor (1106) on fixed plate (1104), miniature servo motor (1106) drive steering column (1105) rotate, another steering column (1105) are kept away from the tip of shower nozzle (1102) and are installed angle sensor (1107), electric current sensor (907) and miniature servo motor (1106) and angle sensor (1107) electric connection.
  8. 8. The apparatus for treating electroplating wastewater with multi-stage utilization according to claim 7, wherein the micro-servo motor (1106) is electrically connected to the direction sensor, so that the inclination direction of the spray head (1102) always faces the moving direction of the liquid draining rectangular tube (804), in the initial state, the spray head (1102) is in a vertically downward state, and the maximum included angle of the spray head (1102) converted from the vertical state to the inclination state is 45 °.
  9. 9. The zero-discharge electroplating wastewater treatment device with the multi-stage utilization function according to claim 1, wherein the infusion part (7) comprises a water pump (701), a liquid suction pipe (702) and an infusion pipe (703); Two groups of water pumps (701) are arranged on the filter tank (501), one group of the water pumps (701) is connected with the sedimentation unit (2) through a liquid suction pipe (702), the output end of the water pumps (701) is connected with a telescopic liquid pipe (808) through a liquid suction pipe (703), the other group of the water pumps (701) is connected with the filter tank (501) through a liquid suction pipe (702), and the output end of the water pumps (701) is connected with the storage unit (6) through a liquid suction pipe (703).

Description

Zero release electroplating wastewater treatment equipment with multistage utilization function Technical Field The invention relates to the technical field of wastewater treatment, in particular to zero-emission electroplating wastewater treatment equipment with a multi-stage utilization function. Background Electroplating is a surface treatment technology, wherein metal is deposited on the surface of a workpiece through electrolysis to form a metal coating, and the existing electroplating wastewater treatment refers to treatment of wastewater or waste liquid discharged from electroplating production. The waste water and waste liquid discharged from electroplating plants contains a large amount of metal ions such as chromium, pickaxe, nickel, cyanide, acid and alkali, and generally contains organic additives. The metal ions exist in the form of simple cations, acid radical anions and complex ions. The electroplating wastewater treatment is commonly performed by chemical methods such as a neutralization precipitation method, a neutralization coagulation precipitation method, an oxidation method, a reduction method, a barium salt method, a ferrite method and the like. The existing electroplating wastewater treatment equipment does not have multistage treatment when treating electroplating wastewater, so that the wastewater purification effect is not ideal, and the filtering effect and the filtering efficiency in the wastewater recycling process are low, so that the treatment effect of the electroplating wastewater is poor. Disclosure of Invention The invention aims to provide zero-emission electroplating wastewater treatment equipment with a multi-stage utilization function, so as to solve the problems in the prior art. The electroplating wastewater treatment equipment comprises a wastewater treatment main body, wherein an alkalization unit, an electrolysis unit, a precipitation unit, a filtering unit and a storage unit are sequentially arranged on the wastewater treatment main body, the precipitation unit is connected with the filtering unit through a transfusion piece, and the filtering unit is connected with the storage unit through a transfusion piece; the filtering unit comprises a filtering tank and a filter screen; a filter screen is arranged in the filter tank, and a liquid homogenizing component, a filter control component, an anti-blocking component and a flushing component are arranged on the filter tank; the liquid homogenizing component comprises a fixed rod, a sliding block, a liquid discharging rectangular pipe, a reciprocating screw rod, a driving motor, a sliding seat and a telescopic liquid pipe; The filter tank is internally and symmetrically provided with a fixed rod, the fixed rod is provided with a sliding block in a sliding manner, the sliding block is provided with a liquid draining rectangular tube, the filter tank is internally and rotationally provided with a reciprocating screw rod, the filter tank is provided with a driving motor, the driving motor drives the reciprocating screw rod to rotate, the reciprocating screw rod is provided with a sliding seat in a sliding manner, the sliding seat is connected with the liquid draining rectangular tube, and the input end of the liquid draining rectangular tube is connected with a transfusion piece. When electroplating wastewater is treated, the wastewater sequentially passes through the alkalizing unit, the electrolysis unit, the precipitation unit and the filtering unit and is subjected to multistage purification treatment, the recycled wastewater can be stored through the storage unit, meanwhile, when the wastewater in the precipitation unit enters the filtering tank through the infusion part, as the sliding block can slide on the fixed rod, the reciprocating screw rod can drive the liquid draining rectangular tube to reciprocate through the starting driving motor, so that the liquid draining rectangular tube is facilitated to uniformly spread the wastewater on the filter screen, the filtering effect and the filtering efficiency of the filter screen to the wastewater are improved, and the filtering effect of the filter screen to the wastewater can be further guaranteed through the anti-blocking component and the flushing component. As a preferable technical scheme, the filtering control component comprises a cushion block, a rotating shaft, a rotating plate, a fixed sleeve, a magnetic plate, a conductive column, a current sensor and a control piece; The end coaxial mounting that driving motor was kept away from to the reciprocating screw has the cushion, the pivot is installed to the cushion coaxial, evenly install a plurality of revolving plates on the lateral wall of pivot, install fixed sleeve on the filtering ponds, pivot and revolving plate are in fixed sleeve, the magnetic plate is installed through the control symmetry to fixed sleeve, the last conductive column of installing of fixed sleeve, the one end and the pivot of conducti