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CN-121988083-A - Coating process water processing apparatus

CN121988083ACN 121988083 ACN121988083 ACN 121988083ACN-121988083-A

Abstract

The invention relates to the technical field of sewage treatment, in particular to a water treatment device for paint production, which comprises a frame, wherein an electric cabinet is arranged at the front side of the frame, a plurality of cross beams are symmetrically arranged on the upper part and the lower part of the frame, a plurality of filtering mechanisms are symmetrically arranged on the frame, clear water is backflushed into the filtering mechanisms for backflushing and cleaning through a backflushing pipe, primary cleaning is realized, a high-frequency sound wave is generated by matching with an ultrasonic generator, a filter screen and a filter core in the filtering mechanisms are subjected to secondary cleaning through mechanical impact force generated by cavitation effect, and drive the blade and scrape the strip rotation on it under the impact of rivers, utilize scraping the outside resin of strip to filter screen and glue solution to strike off, realized tertiary cleanness, clean effectual, prolonged and dismantled the maintenance cycle, through the magnetic force between magnet No. one and the magnet No. two, realized the magnetic suspension of blade, the frictional force of blade is little, utilizes the shower nozzle that annular set up to strike the blade this moment, has realized the rotatory cleanness of blade and scraping the strip on it.

Inventors

  • ZHANG YINGLIANG
  • WANG NAIFENG
  • HAN BING
  • LU YING
  • Gao Peixu
  • AI XIAOMIN
  • Ge Houting
  • ZHANG JINGRUI
  • GE CHANG
  • Qin Shantao

Assignees

  • 山东高速工程建设集团有限公司

Dates

Publication Date
20260508
Application Date
20260317

Claims (10)

  1. 1. The water treatment device for paint production comprises a frame (1) and is characterized in that an electric cabinet (2) is arranged on the front side of the frame (1), a plurality of cross beams (13) are arranged on the frame (1) up and down, a plurality of filtering mechanisms (3) are arranged on the frame (1), the filtering mechanisms (3) are divided into two groups symmetrically from front to back, and the filtering mechanisms (3) are fixedly connected to the cross beams (13) through clamping rings (12); Further comprises: the ultrasonic cleaning mechanism (8) is arranged at the bottom of the frame (1) and used for cleaning the filtering mechanism (3), the filtering mechanism (3) comprises a shell (33) which is detachably connected to the inside of the clamp (12), an upper cover (32) is arranged at the top of the shell (33), a lower cover (34) is arranged at the bottom of the shell (33), a filtering component (37) is arranged inside the shell (33), the filtering component (37) is located between the upper cover (32) and the lower cover (34), and a self-cleaning component (38) used for cleaning the filtering component (37) is arranged at the bottom of the filtering component (37).
  2. 2. The water treatment device for paint production according to claim 1, wherein the top of the upper cover (32) is fixedly communicated with a water outlet (31), the side wall of the top of the upper cover (32) is fixedly connected with a backflow port (30), and the outer wall of the lower cover (34) is fixedly communicated with a water inlet (35).
  3. 3. The water treatment device for paint production according to claim 2, wherein the filter assembly (37) comprises a plurality of supporting blocks (376), bottom fixing rings (375) are fixedly arranged at the tops of the supporting blocks (376), a plurality of connecting rods (373) are fixedly arranged at the tops of the bottom fixing rings (375), and top fixing rings (374) are fixedly connected to the tops of the connecting rods (373).
  4. 4. The water treatment device for paint production according to claim 3, wherein the filter element (372) is detachably mounted in the bottom fixing ring (375) and the top fixing ring (374), the filter screen (371) is sleeved outside the bottom fixing ring (375) and the top fixing ring (374), the bottom of the filter screen (371) is fixedly connected with the bottom plate (39), the connecting ring (36) is fixedly mounted at the top of the top fixing ring (374), and the top of the connecting ring (36) is in sealing abutting joint with the inner bottom surface of the upper cover (32).
  5. 5. The water treatment device for paint production according to claim 1, wherein the self-cleaning assembly (38) comprises a second magnet (389) fixedly connected to the center of the inner bottom surface of the lower cover (34), a fixed shaft (384) is fixedly arranged at the center of the top of the second magnet (389), a first magnet (388) is movably sleeved outside the fixed shaft (384), the opposite sides of the first magnet (388) and the second magnet (389) are identical in magnetism, blades (383) are fixedly arranged at the top of the first magnet (388), an annular water pipe (385) is fixedly arranged at the edge of the inner bottom surface of the lower cover (34), a plurality of spray heads (386) are fixedly communicated with the top of the annular water pipe (385), connecting pipes (387) are fixedly communicated with the side walls of the annular water pipe (385), and the connecting pipes (387) are fixedly communicated with the inner walls of the water inlets (35).
  6. 6. The water treatment device for paint production according to claim 5, wherein the top of the blade (383) is symmetrically provided with two L-shaped arms (381), the vertical sections of the two L-shaped arms (381) are respectively provided with a scraping strip (382) in a detachable mode, and the scraping strips (382) are attached to the outer wall of the filter screen (371).
  7. 7. The water treatment device for paint production according to claim 1, wherein the ultrasonic cleaning mechanism (8) comprises an ultrasonic generator (81) fixedly connected to the right side of the bottom of the frame (1), a connecting wire (82) is inserted in the left side of the ultrasonic generator (81), an ultrasonic generating head (83) is detachably connected to the connecting wire (82), and the ultrasonic generating head (83) is arranged in the lower cover (34).
  8. 8. The water treatment device for paint production according to claim 1, wherein the water outlet (31) in the filtering mechanism (3) at the front side is fixedly communicated with the second water outlet pipe (15), the water inlet (35) in the filtering mechanism (3) at the front side is fixedly communicated with the first water inlet pipe (9), the sewage pipes (10) are fixedly communicated with the first water inlet pipe (9), the tops of the second water outlet pipes (15) are fixedly communicated with the second output pipe (11), the bottoms of the second output pipes (11) are fixedly communicated with the communicating pipe (14), a valve is fixedly arranged in the middle of the communicating pipe (14), one end, far away from the second output pipe (11), of the communicating pipe (14) is fixedly communicated with the second water inlet pipe (18), and the second water inlet pipe (18) is fixedly communicated with the water inlet (35) in the filtering mechanism (3) at the rear side.
  9. 9. The water treatment device for paint production according to claim 2, wherein the reflux ports (30) in the two groups of the filtering mechanisms (3) which are symmetrical in front and back are fixedly communicated with a reflux pipe (6), the tops of the reflux pipes (6) are fixedly communicated with a reflux pipe (7), and the bottoms of the reflux pipes (7) are fixedly communicated with a second recoil pipe (17).
  10. 10. The water treatment device for paint production according to claim 1, wherein a water outlet (31) at the top of the filtering mechanism (3) at the rear side is fixedly communicated with a first water outlet pipe (4), the tops of the first water outlet pipes (4) are fixedly communicated with a first output pipe (5), and a first recoil pipe (16) is fixedly communicated with the first output pipe (5).

Description

Coating process water processing apparatus Technical Field The invention belongs to the technical field of sewage treatment, and particularly relates to a water treatment device for paint production. Background The coating is a material capable of being coated on the surface of an object to form a continuous and hard film through chemical and physical changes, and has wide application in the fields of construction, industry, art and the like, the core of the coating production is that raw materials such as resin, pigment and filler, solvent, auxiliary agent and the like are prepared into a uniform and stable coating product according to the formula proportion through the procedures of mixing, dispersing, grinding, paint mixing and the like, waste water is generated in the coating production process, special equipment is required to be used for treatment, the waste water treatment procedures of the coating production comprise quality collection, pretreatment, organic matter degradation, heavy metal removal, advanced treatment and the like, and the following problems exist in the filtration at the tail end of the advanced treatment of sewage by using ultrafiltration equipment: 1. During filtering, pigment and filler particles, resin residues and colloid organic matters in the coating can be adsorbed on the surface of the membrane or block the membrane holes to form a pollution layer, the resin residues and colloid in the pollution layer are large in viscosity, the viscous matters are difficult to remove by adopting traditional water flow backflushing cleaning, the maintenance is needed to be detached, time and labor are wasted, and the working efficiency is low. 2. Ultrafiltration device usually includes a plurality of independent cartridge filters, for parallel synchronous operation between a plurality of cartridge filters, and all filter cores accept water simultaneously and filter to do not carry out classified filtration, though parallel filtration work efficiency is high, but the filter effect is not fine, and sewage is direct with the filter core contact, causes the filter core to pollute soon, and the adhesion is difficult to get rid of on the filter core spot. Disclosure of Invention The invention aims to solve the problems and provide the water treatment device for the paint production, which has a simple structure and reasonable design. The invention realizes the above purpose through the following technical scheme: the water treatment device for paint production comprises a frame, wherein an electric cabinet is arranged on the front side of the frame, a plurality of cross beams are arranged on the frame up and down, a plurality of filtering mechanisms are arranged on the frame, the filtering mechanisms are divided into two groups symmetrically front and back, and the filtering mechanisms are fixedly connected to the cross beams through clamps; Further comprises: The ultrasonic cleaning mechanism is arranged at the bottom of the frame and used for cleaning the filtering mechanism, the filtering mechanism comprises a shell which is detachably connected inside the clamp, an upper cover is arranged at the top of the shell, a lower cover is arranged at the bottom of the shell, a filtering component is arranged inside the shell and located between the upper cover and the lower cover, and a self-cleaning component used for cleaning the filtering component is arranged at the bottom of the filtering component. Preferably, the top of the upper cover is fixedly communicated with a water outlet, the side wall of the top of the upper cover is fixedly connected with a reflux port, and the outer wall of the lower cover is fixedly communicated with a water inlet. Preferably, the filter component comprises a plurality of supporting blocks, wherein bottom fixing rings are fixedly installed at the tops of the supporting blocks, a plurality of connecting rods are fixedly installed at the tops of the bottom fixing rings, and top fixing rings are fixedly connected to the tops of the connecting rods. Preferably, the filter element is detachably installed inside the bottom fixing ring and the top fixing ring, a filter screen is sleeved outside the bottom fixing ring and the top fixing ring, the bottom of the filter screen is fixedly connected with a bottom plate, the top of the top fixing ring is fixedly provided with a connecting ring, and the top of the connecting ring is in sealing butt with the bottom surface inside the upper cover. Preferably, the self-cleaning assembly comprises a second magnet fixedly connected to the center of the bottom surface inside the lower cover, a fixed shaft is fixedly arranged at the center of the top of the second magnet, a first magnet is movably sleeved outside the fixed shaft, the magnetism of one side opposite to the second magnet is the same, a blade is fixedly arranged at the top of the first magnet, an annular water pipe is fixedly arranged at the edge of the bottom surface inside