CN114699828B - Industrial wastewater treatment processing method - Google Patents

Industrial wastewater treatment processing method Download PDF

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Publication number
CN114699828B
CN114699828B CN202210377896.XA CN202210377896A CN114699828B CN 114699828 B CN114699828 B CN 114699828B CN 202210377896 A CN202210377896 A CN 202210377896A CN 114699828 B CN114699828 B CN 114699828B
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China
Prior art keywords
fixedly connected
bottom plate
filter
plate
filter cartridge
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CN114699828A (en
Inventor
朱伟华
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Chongqing Jijiang Environmental Protection Industry Group Co ltd
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Chongqing Jijiang Environmental Protection Industry Group Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/06Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/11Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/44Regenerating the filter material in the filter
    • B01D33/46Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/466Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/44Regenerating the filter material in the filter
    • B01D33/52Regenerating the filter material in the filter by forces created by movement of the filter element
    • B01D33/56Regenerating the filter material in the filter by forces created by movement of the filter element involving centrifugal force
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/58Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/62Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
    • B01D33/64Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/70Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/76Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Centrifugal Separators (AREA)

Abstract

The invention discloses an industrial wastewater treatment processing method in the technical field of wastewater treatment, which comprises a liquid storage tank, wherein the lower end of the liquid storage tank is fixedly connected with a deslagging mechanism, the lower end of the deslagging mechanism is rotationally connected with a bottom plate, the bottom plate is externally connected with a driving mechanism, the driving mechanism is used for driving the bottom plate to rotate, a liquid outlet hole is formed in the central position of the bottom plate in a penetrating way, the upper end of the bottom plate is fixedly connected with a filter cartridge at the liquid outlet hole, the upper end of the liquid storage tank is provided with a liquid injection hole, and the deslagging mechanism is used for discharging filter residues filtered by the filter cartridge out of equipment; when making the waste water can carry out the filtration fast, can also be continuous go out the filter residue that is attached to cartridge filter surface by cartridge filter surface clearance, keep the permeability of cartridge filter, avoid the cartridge filter to block up, further keep the high-efficient filtration of waste water, no longer need the manual work to clear up the cartridge filter and change at regular time simultaneously, further improvement the work efficiency of equipment.

Description

Industrial wastewater treatment processing method
Technical Field
The invention relates to the technical field of wastewater treatment, in particular to an industrial wastewater treatment processing method.
Background
With the development of industry, the amount of industrial wastewater produced is huge. Industrial wastewater refers to wastewater, sewage and waste liquid generated in the industrial production process, and contains industrial production materials, intermediate products and products which are lost with water and pollutants generated in the production process. Since industrial wastewater contains a large amount of water-insoluble particles and water-soluble chemical pollutants, if the industrial wastewater is directly discharged to the outside, the environment is polluted, and the human health is affected. Therefore, for environmental protection, industrial wastewater must be treated to be discharged.
In the existing wastewater treatment process, solid particles in wastewater need to be filtered firstly and then can be subjected to subsequent water treatment procedures, in the filtering process, the solid particles can gradually block meshes of a filter screen along with the increase of the service time of the filter screen, so that the filtering rate is reduced, and personnel are required to replace the filter screen at intervals, so that the filtering efficiency of the wastewater is greatly reduced.
Based on the above, the invention designs an industrial wastewater treatment processing method to solve the above problems.
Disclosure of Invention
The invention aims to provide an industrial wastewater treatment processing method, which aims to solve the problems that in the prior art, solid particles in wastewater are required to be filtered firstly and then the subsequent water treatment process can be carried out, and in the filtering process, the solid particles can gradually block meshes of a filter screen along with the increase of the service time of the filter screen, so that the filtering rate is reduced, and the filter screen is required to be replaced and cleaned by personnel from time to time, so that the filtering efficiency of the wastewater is greatly reduced.
In order to achieve the above purpose, the present invention provides the following technical solutions: a processing method for industrial wastewater treatment comprises the following specific steps:
s1, when in operation, the wastewater to be filtered is injected into the equipment from the upper part of the equipment;
s2, starting the equipment to enable the filtering mechanism at the center of the equipment to rotate;
s3, filtering and flowing out the waste water to be filtered through a filtering mechanism, and throwing filter residues out of the device through centrifugal force generated in the rotation process of the filtering mechanism.
As a further scheme of the invention, the device comprises a liquid accumulation tank, the lower end of the liquid accumulation tank is fixedly connected with a deslagging mechanism, the lower end of the deslagging mechanism is rotationally connected with a bottom plate, the bottom plate is externally connected with a driving mechanism, the driving mechanism is used for driving the bottom plate to rotate, a liquid outlet hole is formed in the center of the bottom plate in a penetrating mode, the upper end of the bottom plate is fixedly connected with a filter cartridge at the liquid outlet hole, the upper end of the liquid accumulation tank is provided with a liquid injection hole, and the deslagging mechanism is used for discharging filter residues filtered by the filter cartridge out of the device.
As a further scheme of the invention, the slag removing mechanism comprises a discharging ring, the inner wall of the discharging ring is rotationally connected with a bottom plate, the upper end of the discharging ring is fixedly connected with the lower end of a liquid accumulation tank, a chute is formed in the inner wall of the discharging ring, which is positioned above the bottom plate, the transverse depth of the chute is gradually increased, the discharging ring is positioned at the position with the minimum transverse depth of the chute, a sealing plate is penetrated and rotationally connected with the position, which is connected with the sealing plate, a torsion spring is arranged at the position, which is connected with the connecting position of the sealing plate and the discharging ring, the upper end of the bottom plate is fixedly connected with a driving ring, the side wall of the driving ring is penetrated radially and elastically slidingly connected with a plurality of pressing plates distributed in a circumferential array, the pressing plates can slide in the chute, the upper end, which is close to one side of the filtering cylinder, of the inner wall of the discharging ring is positioned at the position which is not grooved, is fixedly connected with a boss, and the boss is used for pushing the pressing plates to the direction of the filtering cylinder through the sliding rods.
As a further scheme of the invention, the upper end of the bottom plate is fixedly connected with a plurality of rotating shafts which are distributed in a circumferential array by taking the filter cylinders as shafts, the rotating shafts are fixedly connected with stirring plates, the positions, corresponding to the stirring plates, of the lower end of the bottom plate are fixedly connected with first elastic telescopic rods, the lower ends of the first elastic telescopic rods are fixedly connected with receiving discs together, the upper ends of the bottom plate are fixedly connected with second elastic telescopic rods below the stirring plates, the upper ends of the second elastic telescopic rods are fixedly connected with V-shaped blocks, the lower ends of the V-shaped blocks are fixedly connected with elastic ropes, the elastic ropes penetrate through the corresponding first elastic telescopic rods and the corresponding second elastic telescopic rods and are fixedly connected with the receiving discs, and the lower ends of the stirring plates are always positioned in the corresponding V-shaped blocks.
As a further scheme of the invention, the liquid accumulation tank is in an inverted cone shape.
As a further scheme of the invention, a waterproof material is arranged at the connecting part of the sealing plate and the discharge ring, so that wastewater is prevented from flowing out from the connecting part of the sealing plate and the discharge ring.
As a further aspect of the present invention, the plate surface of the stirring plate is made of a hard material.
As a further scheme of the invention, the side wall of the filter cartridge is a filter screen mechanism, and the upper end of the filter cartridge is sealed and does not have a water permeable function.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the filter cartridge is driven to rotate, and a certain amount of water injection pressure is kept to inject the wastewater into the device, so that unfiltered wastewater and filter residues attached to the surface of the filter cartridge move towards the deslagging mechanism under the action of centrifugal force, the wastewater is extruded out of the device from the liquid outlet hole by overcoming the centrifugal force under the action of the water pressure, the wastewater can be filtered rapidly, the filter residues attached to the surface of the filter cartridge can be continuously cleaned out from the surface of the filter cartridge, the permeability of the filter cartridge is kept, the filter cartridge is prevented from being blocked, the efficient filtration of the wastewater is further kept, meanwhile, the filter cartridge is not required to be cleaned and replaced manually and irregularly, and the working efficiency of the device is further improved.
2. Through setting up spout and closing plate, utilize extruded mode, with filter residue discharge equipment, at first can circulate continuous with filter residue discharge equipment, prevent that the filter residue from piling up, influence the work efficiency of equipment, secondly utilize the continuous operating mode discharge filter residue of circulation, make equipment can be according to the filter residue production, automatically regulated filter residue discharge rate can not be too much because of the filter residue content, lead to the problem that the discharge rate of deslagging mechanism is not enough to appear, at last the clamp plate can drive waste water and rotate in the rotation process, the centrifugal force of filter residue in waste water and the waste water, further, the separation rate of filter residue and waste water in the waste water has been accelerated, the filter cartridge's filtration volume has been reduced, increase the work efficiency of equipment.
3. According to the invention, the centrifugal force of the wastewater is controlled by arranging the stirring plate with the rotation angle controlled by the discharge speed of the wastewater, and further, when the blocking degree is increased, the filter cartridge can be cleaned by increasing the centrifugal force, so that the blocking degree of the filter cartridge is reduced, the filter cartridge can always maintain higher permeability for filtering, and further, the efficient operation of equipment is maintained.
Drawings
FIG. 1 is a schematic illustration of a process flow of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic elevational view in cross-section of the general structure of the present invention;
FIG. 4 is a schematic diagram of a liquid removal tank according to the present invention;
FIG. 5 is a schematic view of a top-down structure of a chute of the present invention;
fig. 6 is a schematic diagram of the front cross-section structure of fig. 4.
In the drawings, the list of components represented by the various numbers is as follows:
the liquid storage tank 1-1, the bottom plate 1-2, the liquid outlet 1-3, the filter cartridge 1-4, the liquid injection hole 1-5, the discharging ring 2-1, the chute 2-1-1, the sealing plate 2-2, the driving ring 2-3, the pressing plate 2-4, the sliding rod 2-5, the boss 2-6, the rotating shaft 3-1, the stirring plate 3-2, the first elastic telescopic rod 3-3, the receiving disc 3-4, the second elastic telescopic rod 3-5, the V-shaped block 3-6 and the elastic rope 3-7.
Detailed Description
Referring to fig. 1-6, the present invention provides a technical solution: 1. a processing method for industrial wastewater treatment comprises the following specific steps:
s1, when in operation, the wastewater to be filtered is injected into the equipment from the upper part of the equipment;
s2, starting the equipment to enable the filtering mechanism at the center of the equipment to rotate;
s3, filtering and flowing out the waste water to be filtered through a filtering mechanism, and throwing filter residues out of the device through centrifugal force generated in the rotation process of the filtering mechanism.
As a further scheme of the invention, the device comprises a liquid accumulation tank 1-1, wherein the lower end of the liquid accumulation tank 1-1 is fixedly connected with a slag removing mechanism, the lower end of the slag removing mechanism is rotatably connected with a bottom plate 1-2, the bottom plate 1-2 is externally connected with a driving mechanism, the driving mechanism is used for driving the bottom plate 1-2 to rotate, a liquid outlet hole 1-3 is formed in the central position of the bottom plate 1-2 in a penetrating way, a filter cartridge 1-4 is fixedly connected to the upper end of the bottom plate 1-2 at the liquid outlet hole 1-3, the upper end of the liquid accumulation tank 1-1 is provided with a liquid injection hole 1-5, and the slag removing mechanism is used for discharging filter residues filtered by the filter cartridge 1-4.
During operation, industrial wastewater to be treated (solid particles in wastewater have higher density relative to water) is continuously injected into the liquid accumulation tank 1-1 through the liquid injection hole 1-5 (note that a certain amount of injection water pressure is kept in the injection process so as to accelerate the flow rate of the wastewater passing through the filter cartridge 1-4), meanwhile, an external driving motor is started, so that the driving motor drives the bottom plate 1-2 to rotate, the filter cartridge 1-4 is driven to rotate, the wastewater passes through the filter cartridge 1-4, filter residues in the wastewater are blocked by the filter cartridge 1-4 and are attached to the surface of the filter cartridge 1-4, filtered wastewater is discharged out of the device through the liquid outlet hole 1-3, a subsequent wastewater treatment process is performed, the filter residues attached to the surface of the filter cartridge 1-4 rotate along with the filter cartridge 1-4, centrifugal force is generated, the filter residues are separated from the surface of the filter cartridge 1-4 under the action of centrifugal force, the centrifugal force is driven to rotate by the deslagging mechanism through the deslagging mechanism, the filter cartridge 1-4 is driven to rotate, the filter residues are driven to bypass the centrifugal force and the filter cartridge 1-4 to rotate, the water pressure is extruded out of the filter cartridge 1-4 under the action of the water pressure, and the water pressure is further overcome by the water pressure is discharged out of the water outlet hole 1-3.
According to the invention, the filter cartridge 1-4 is driven to rotate, and a certain amount of injection water pressure is kept to inject the wastewater into the device, so that unfiltered wastewater and filter residues attached to the surfaces of the filter cartridge 1-4 move towards the deslagging mechanism under the action of centrifugal force, the wastewater is extruded out of the device from the liquid outlet hole 1-3 by overcoming the centrifugal force under the action of the water pressure, the wastewater can be filtered rapidly, the filter residues attached to the surfaces of the filter cartridge 1-4 can be cleaned out from the surfaces of the filter cartridge 1-4 continuously, the permeability of the filter cartridge 1-4 is kept, the filter cartridge 1-4 is prevented from being blocked, the efficient filtration of the wastewater is further kept, meanwhile, the filter cartridge 1-4 is not required to be cleaned and replaced manually at random, and the working efficiency of the device is further improved.
As a further scheme of the invention, the deslagging mechanism comprises a discharging ring 2-1, the inner wall of the discharging ring 2-1 is rotationally connected with a bottom plate 1-2, the upper end of the discharging ring 2-1 is fixedly connected with the lower end of a liquid accumulation tank 1-1, a sliding groove 2-1-1 is formed in the upper portion of the bottom plate 1-2, the lateral depth of the sliding groove 2-1-1 is gradually increased, the discharging ring 2-1 is located at the position with the minimum lateral depth of the sliding groove 2-1-1 and is penetrated through and rotationally connected with a sealing plate 2-2, a torsion spring is arranged at the joint of the sealing plate 2-2 and the discharging ring 2-1, the upper end of the bottom plate 1-2 is fixedly connected with a driving ring 2-3, the side wall of the driving ring 2-3 is radially penetrated and elastically and slidably connected with a plurality of pressing plates 2-4 distributed in a circumferential array, the pressing plates 2-4 can slide in the sliding groove 2-1-1, the upper ends of the pressing plates 2-4, which are close to one side of the sliding grooves 2-4, the sliding bars 2-5 are fixedly connected with the upper ends of the pressing plates 2-4, and the positions, which are not located at the positions of the inner walls of the sliding plates 2-1-1 are connected with the sliding plates 2-4, and the bosses 2-6 are used for pushing the bosses 2-4 to the positions, which are connected with the pressing plates 2-6 to the bosses 2-6.
When in operation, along with the rotation of the bottom plate 1-2, filter residues in the liquid accumulation tank 1-1 move towards the outer side of the liquid accumulation tank 1-1 under the action of centrifugal force and enter the chute 2-1, meanwhile, the bottom plate 1-2 drives the driving ring 2-3 to rotate, the driving ring 2-3 drives the pressing plate 2-4 to slide in the chute 2-1-1 (the sliding direction slides from the deeper position of the transverse depth of the chute 2-1 to the shallower position), the sealing plate 2-2 is contracted towards the filter cylinder 1-4 under the combined action of the sliding rod 2-5 and the boss 2-6, and then passes through the ungrooved position of the inner wall of the discharging ring 2-1, so that a plurality of pressing plates 2-4 circularly slide from the deeper position of the transverse depth of the chute 2-1-1 to the shallower position, continuously extruding the filter residues in the sliding groove 2-1-1 to the position of the sealing plate 2-2, continuously accumulating the filter residues along with the filter residues at the position of the sealing plate 2-2, extruding the sealing plate 2-2 by the filter residues under the extrusion of the pressing plate 2-4, enabling the sealing plate 2-2 to overcome the elasticity of a torsion spring, leaking out the holes on the side wall of the discharging ring 2-1, enabling the filter residues to be discharged from the position of the sealing plate 2-2, and enabling the distance from the side wall of the sliding groove 2-1-1 to the driving ring 2-3 to be gradually reduced due to the gradual shallower depth from the sliding groove 2-1-1 to the position of the sealing plate 2-2 in the process that the filter residues are pushed to the position of the sealing plate 2-3, further extruding water in the filter residue (suitable for a scene that the filter residue occupies a relatively large area), meanwhile, in the process that the press plate 2-4 pushes the filter residue and extrudes the filter residue from the sealing plate 2-2, extruding the filter residue to extrude the water in the filter residue, further ensuring that the water content of the filter residue discharged by the equipment is relatively small, and simultaneously, keeping the extruded state all the time in the process of discharging the filter residue to ensure that the filter residue has a sealing effect and prevent a large amount of wastewater in the equipment from flowing out from the sealing plate 2-2; and then when the pushing amount of the filter residues at the sealing plate 2-2 is small, the pressing plate 2-4 and the driving ring 2-3 can not push the sealing plate 2-2 away through the filter residues, and the sealing plate 2-2 is reset under the action of the torsion spring, so that the equipment is blocked, and the leakage of waste water is prevented.
Through setting up spout 2-1-1 and closing plate 2-2, utilize extruded mode, with filter residue discharge equipment, at first can circulate continuous with filter residue discharge equipment, prevent that the filter residue from piling up, influence the work efficiency of equipment, secondly utilize the continuous operating mode of circulation to discharge the filter residue, make equipment can be according to the filter residue production, automatically regulated filter residue discharge rate can not be too much because of the filter residue content, lead to the problem that the deslagging mechanism discharge rate is not enough to appear, at last clamp plate 2-4 can drive waste water and rotate in the rotation process, the centrifugal force of filter residue in waste water and the waste water has been increased, further, the separation rate of filter residue and waste water in the waste water has been accelerated, filter cartridge 1-4's filtration volume has been reduced, and the work efficiency of equipment is increased.
As a further scheme of the invention, the upper end of the bottom plate 1-2 is fixedly connected with a plurality of rotating shafts 3-1 which are arranged in a circumferential array by taking the filter cylinders 1-4 as shafts, the rotating shafts 3-1 are fixedly connected with stirring plates 3-2, the positions, corresponding to the stirring plates 3-2, of the lower ends of the bottom plate 1-2 are fixedly connected with first elastic telescopic rods 3-3, the lower ends of the first elastic telescopic rods 3-3 are fixedly connected with a receiving disc 3-4 together, the upper ends of the bottom plate 1-2 are fixedly connected with second elastic telescopic rods 3-5 below the stirring plates 3-2, the upper ends of the second elastic telescopic rods 3-5 are fixedly connected with V-shaped blocks 3-6, the lower ends of the V-shaped blocks 3-6 are fixedly connected with elastic ropes 3-7, the elastic ropes 3-7 penetrate through the corresponding first elastic telescopic rods 3-3 and the second elastic telescopic rods 3-5 and are fixedly connected with the receiving disc 3-4, and the lower ends of the stirring plates 3-2 are always positioned in the corresponding V-shaped blocks 3-6.
When the device works, the stirring plate 3-2 rotates along with the bottom plate 1-2 and drives the wastewater to rotate, so that the rotating speed of the wastewater in the liquid storage tank 1-1 is increased, the centrifugal force is further increased, and filter residues are thrown out to the deslagging mechanism; when the equipment works, no filter residue is attached to the surface of the filter cylinder 1-4, at the moment, the filtering efficiency of the filter cylinder 1-4 is highest, then the liquid outlet hole 1-3 flows out of waste water and impacts the junction disc 3-4, the junction disc 3-4 moves downwards under the action of impact force, the V-shaped block 3-6 is pulled downwards through the elastic rope 3-7, the V-shaped opening at the position of the lower end of the stirring plate 3-2 at the V-shaped block 3-6 is enlarged, the rotatable angle of the stirring plate 3-2 is enlarged, the inclination angle of the stirring plate 3-2 is enlarged under the reaction force of waste water when the stirring plate 3-2 rotates along with the bottom plate 1-2, the thrust of the stirring plate 3-2 on the waste water is further reduced, the rotating speed of the further waste water is reduced, the centrifugal force is reduced, the discharge speed of the waste water is increased (in the waste water discharge process, the blocking degree of the centrifugal force and the filter cylinder 1-4 plays a role in blocking the waste water), and the downward movement amount of the V-shaped block 3-6 is larger, and the thrust of the stirring plate 3-2 on the waste water is smaller; then, as the filtration time becomes longer, the filter residues which are not thrown away in time on the surface of the filter cartridge 1-4 become more due to the too fast filtration speed of the waste water, the blocking degree of the filter cartridge 1-4 increases, the discharge speed of the waste water decreases, the downward movement amount of the V-shaped block 3-6 decreases, the pushing force of the stirring plate 3-2 on the waste water increases, the rotation speed of the waste water increases, the centrifugal force increases, the speed of the waste water flowing through the filter cartridge 1-4 decreases, the speed of the filter cartridge 1-4 and surrounding filter residues are thrown away increases, the blocking degree of the further filter cartridge 1-4 decreases, when the blocking degree of the filter cartridge 1-4 decreases to a part which increases the discharge speed of the waste water due to the decrease of the blocking degree of the filter cartridge 1-4 is greater than a part which decreases the increase of the centrifugal force (at this time the filter cartridge 1-4 completes the self-cleaning work), the total discharge speed of the waste water increases, the downward movement amount of the further V-shaped block 3-6 decreases, the centrifugal force decreases, and the discharge speed of the waste water becomes greater.
According to the invention, the centrifugal force of the wastewater is controlled by arranging the stirring plate 3-2 with the rotation angle controlled by the discharge speed of the wastewater, and further, when the blocking degree is increased, the filter cartridge 1-4 can be cleaned by increasing the centrifugal force, so that the blocking degree of the filter cartridge 1-4 is reduced, the filter operation can be performed by always keeping a higher permeability, and further, the high-efficiency operation of the equipment is maintained.
As a further aspect of the present invention, the liquid deposition tank 1-1 is of an inverted cone shape.
When the filter residue in the liquid accumulation tank 1-1 is extruded to the inner wall of the liquid accumulation tank 1-1 under the action of centrifugal force during operation, the filter residue can move downwards through the oblique angle of the inner wall of the liquid accumulation tank 1-1 and move into the slag removal mechanism to be discharged, so that the slag removal efficiency of equipment is improved, and the stability of the equipment is improved.
As a further scheme of the invention, a waterproof material is arranged at the connecting part of the sealing plate 2-2 and the discharging ring 2-1, so that wastewater is prevented from flowing out from the connecting part of the sealing plate 2-2 and the discharging ring 2-1.
As a further aspect of the present invention, the plate surface of the stirring plate 3-2 is made of a hard material.
The plate surface of the stirring plate 3-2 is made of hard materials, so that the stirring plate 3-2 cannot bend in the process of stirring wastewater, the stress area of the plate surface of the stirring plate 3-2 to water is changed, and further, the stability of the process of changing the centrifugal force of wastewater by tilting the stirring plate 3-2 is improved.
As a further scheme of the invention, the side wall of the filter cartridge 1-4 is provided with a filter screen mechanism, and the upper end of the filter cartridge 1-4 is sealed and does not have a water permeable function.
According to the invention, filter residues attached to the surfaces of the filter cartridges 1-4 are removed in a centrifugal manner, and as the linear speed is smaller and the centrifugal force is smaller in the centrifugal process, the centrifugal force at the axial center position of the upper end of the filter cartridge 1-4 is smaller, if a filter screen is arranged at the upper end of the filter cartridge 1-4, the upper end of the filter cartridge 1-4 is easy to block, and after the filter screen is blocked, the filter residues cannot be cleaned through the centrifugal force, and under the water pressure, the filter residues are blocked at the upper end of the filter cartridge 1-4, so that the subsequent manual cleaning is also difficult to carry out, and the manual work difficulty is greatly increased.

Claims (6)

1. A processing method for industrial wastewater treatment is characterized in that: the method comprises the following specific steps:
s1, when in operation, the wastewater to be filtered is injected into the equipment from the upper part of the equipment;
s2, starting the equipment to enable the filtering mechanism at the center of the equipment to rotate;
s3, filtering and flowing out the waste water to be filtered through a filtering mechanism, and throwing filter residues out of the device through centrifugal force generated in the rotation process of the filtering mechanism;
the device comprises a liquid accumulation tank (1-1), wherein the lower end of the liquid accumulation tank (1-1) is fixedly connected with a slag removing mechanism, the lower end of the slag removing mechanism is rotationally connected with a bottom plate (1-2), the bottom plate (1-2) is externally connected with a driving mechanism, the driving mechanism is used for driving the bottom plate (1-2) to rotate, a liquid outlet hole (1-3) is formed in the central position of the bottom plate (1-2) in a penetrating manner, the upper end of the bottom plate (1-2) is fixedly connected with a filter cartridge (1-4) at the position of the liquid outlet hole (1-3), the upper end of the liquid accumulation tank (1-1) is provided with a liquid injection hole (1-5), and the slag removing mechanism is used for discharging filter residues filtered by the filter cartridge (1-4) into the device;
the slag removing mechanism comprises a discharging ring (2-1), the inner wall of the discharging ring (2-1) is rotationally connected with a bottom plate (1-2), the upper end of the discharging ring (2-1) is fixedly connected with the lower end of a liquid accumulation tank (1-1), a sliding groove (2-1-1) is formed in the position, above the bottom plate (1-2), of the inner side wall of the discharging ring (2-1), the transverse depth of the sliding groove (2-1-1) is gradually increased, the discharging ring (2-1) is positioned at the position, with the minimum transverse depth, of the sliding groove (2-1) and is rotatably connected with a sealing plate (2-2), a torsion spring is arranged at the joint of the sealing plate (2-2) and the discharging ring (2-1), a driving ring (2-3) is fixedly connected with the upper end of the bottom plate (1-2), a plurality of pressing plates (2-4) which are distributed in a circumferential array are radially penetrated and elastically and slidably connected with the side wall of the driving ring (2-3), the pressing plates (2-4) can slide in the sliding groove (2-1-1) and the position, close to one side of the sealing plate (2-1-1) is fixedly connected with the side of the sliding plate (2-4), and the sealing plate (2-4) is fixedly connected with the side of the filtering cylinder (2-1), the boss (2-6) is used for pushing the pressing plate (2-4) to the direction of the filter cartridge (1-4) through the sliding rod (2-5).
2. The industrial wastewater treatment processing method according to claim 1, wherein: the upper end of the bottom plate (1-2) is fixedly connected with a plurality of rotary shafts (3-1) which are arranged in a circumferential array by taking the filter cylinders (1-4) as shafts, the rotary shafts (3-1) are fixedly connected with stirring plates (3-2), the positions, corresponding to the stirring plates (3-2), of the lower ends of the bottom plate (1-2) are fixedly connected with first elastic telescopic rods (3-3), the lower ends of the first elastic telescopic rods (3-3) are fixedly connected with a receiving disc (3-4) together, the upper ends of the bottom plate (1-2) are positioned below the stirring plates (3-2) and are fixedly connected with second elastic telescopic rods (3-5), the V-shaped blocks (3-6) are fixedly connected to the upper ends of the second elastic telescopic rods (3-5), the elastic ropes (3-7) are fixedly connected to the lower ends of the V-shaped blocks (3-6), the elastic ropes (3-7) penetrate through the corresponding first elastic telescopic rods (3-3) and the corresponding second elastic telescopic rods (3-5) and are fixedly connected with the receiving disc (3-4), and the lower ends of the stirring plates (3-2) are always located in the corresponding V-shaped blocks (3-6).
3. The industrial wastewater treatment processing method according to claim 1, wherein: the liquid storage tank (1-1) is in an inverted cone shape.
4. The industrial wastewater treatment processing method according to claim 1, wherein: the connection part of the sealing plate (2-2) and the discharge ring (2-1) is provided with a waterproof material to prevent wastewater from flowing out from the connection part of the sealing plate (2-2) and the discharge ring (2-1).
5. The industrial wastewater treatment processing method according to claim 2, characterized in that: the plate surface of the stirring plate (3-2) is made of hard materials.
6. The industrial wastewater treatment processing method according to claim 1, wherein: the side wall of the filter cartridge (1-4) is a filter screen mechanism, and the upper end of the filter cartridge (1-4) is sealed and does not have a water permeable function.
CN202210377896.XA 2022-04-12 2022-04-12 Industrial wastewater treatment processing method Active CN114699828B (en)

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