CN111892209B - Wastewater treatment device and method convenient for full catalytic oxidation - Google Patents

Wastewater treatment device and method convenient for full catalytic oxidation Download PDF

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Publication number
CN111892209B
CN111892209B CN202010862536.XA CN202010862536A CN111892209B CN 111892209 B CN111892209 B CN 111892209B CN 202010862536 A CN202010862536 A CN 202010862536A CN 111892209 B CN111892209 B CN 111892209B
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movable
rotating column
box
movable sleeve
treatment box
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CN111892209A (en
Inventor
吴天月
葛来香
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Derek Environmental Technology Jiangsu Co ltd
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Derek Environmental Technology Jiangsu Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/78—Details relating to ozone treatment devices
    • C02F2201/782—Ozone generators
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/78—Details relating to ozone treatment devices
    • C02F2201/784—Diffusers or nozzles for ozonation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/14—Maintenance of water treatment installations
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Abstract

The invention discloses a wastewater treatment device and a wastewater treatment method convenient for full catalytic oxidation, the wastewater treatment device comprises a treatment box and a support box arranged at the middle position of the upper end of the treatment box, a driving motor is arranged on the upper end face of the support box, a driving shaft at the output end of the driving motor is connected with the top of a rotating column penetrating through the middle position of the upper end of the treatment box, an air inlet port is arranged on the surface of the rotating column where the support box is positioned, an air inlet of the support box is connected with an ozone generator, a movable sleeve is sleeved at the lower end of the rotating column in a sliding manner, an inner cavity of the rotating column is communicated with an inner cavity of the movable sleeve, and side blocks are arranged on the inner side wall of the movable sleeve.

Description

Wastewater treatment device and method convenient for full catalytic oxidation
Technical Field
The invention relates to the technical field of wastewater treatment equipment, in particular to a wastewater treatment device and method convenient for full catalytic oxidation.
Background
Methanol is an important chemical product and raw material, has rich resources and is one of the important energy sources in the future. Methanol is toxic to microorganisms, aquatic organisms and humans, and is also widely present as an organic contaminant in basic organic synthesis, plastics, rayon, pharmaceutical, ion-exchange resins, petrochemical, forestry chemical, and sulfate pulp production wastewater. At present, the treatment of methanol wastewater mainly comprises a physical treatment method, a chemical treatment method and a biological treatment method. The chemical treatment method has the characteristics of simple flow, wide range of concentration intervals of treated wastewater, large treatment capacity, short treatment time and the like, so that the chemical treatment method is widely applied to practical industrial application. The chemical oxidizing agent used for treating the methanol wastewater by adopting the chemical method can be ozone, chlorine-based oxidizing agent and the like. When ozone is used for treating methanol wastewater, formaldehyde is used as an intermediate product, and CO2 is used as a final product.
In view of the above problems, the prior patent publication No. CN107601645a discloses a catalytic oxidation reactor, which is used for mixing by layered oxygen supply, thereby ensuring oxidation treatment of sewage, but the treatment mode cannot pre-treat large-particle impurities in the sewage, which easily causes the problem of blockage in the device, and can not fully mix ozone with the sewage during ozone transportation.
Aiming at the problems of the prior device, the invention provides a wastewater treatment device and a wastewater treatment method which are convenient for full catalytic oxidation.
Disclosure of Invention
The invention aims to provide a wastewater treatment device and a method which are convenient for full catalytic oxidation so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a waste water treatment device convenient to abundant catalytic oxidation, includes treatment box and the supporting box of setting up upper end intermediate position, driving motor is installed to the supporting box up end, the drive shaft of driving motor output is connected with the rotation post top that runs through treatment box upper end intermediate position, and the rotation post surface that the supporting box was located is equipped with the inlet port, and ozone generator is connected to the air inlet of supporting box, rotation post lower extreme slip cap is equipped with the movable sleeve, rotation post inner chamber and movable sleeve inner chamber intercommunication, the movable sleeve inside wall is equipped with the side piece, be connected fixedly through the second reset spring between side piece and the rotation post bottom, be equipped with the filtration subassembly that is used for carrying out filterable waste water in the rotation post outside, be equipped with the oxidation mixing subassembly that is used for carrying out abundant mixing with ozone and waste water between movable sleeve and the treatment box inner wall, the lower right side of treatment box is equipped with the row material pipe that is used for the drainage, be equipped with the second rotation limiting member that is used for restricting the relative rotation of two between movable sleeve and the rotation post;
the oxidation mixing assembly comprises a plurality of movable turntables arranged on the outer side of a movable sleeve, air ejector pipes are uniformly distributed on the upper end face of the movable turntables, one-way valves are arranged in the air ejector pipes, cavities inside the movable turntables are communicated with the inner cavities of the movable sleeve, electromagnetic valves are arranged at the communicating openings of the cavities inside the movable turntables and the inner cavities of the movable sleeve, a plurality of fixed turntables which are annularly arranged are arranged on the inner wall of a treatment box, the fixed turntables and the movable turntables are distributed at intervals in a crossing manner, a baffling channel for sewage is constructed by the fixed turntables and the movable turntables, and auxiliary material mixing pieces for assisting the movable turntables to move up and down are arranged between the movable sleeve and the treatment box, so that liquid in the baffling channel is extruded to be mixed with gas and liquid fully.
As a further scheme of the invention: the auxiliary material mixing piece comprises a side rod arranged outside the lower end of the movable sleeve, a second pressing wheel is rotatably arranged at the end part of the side rod, and a second bulge for generating acting force on the movable sleeve is arranged at the bottom in the processing box.
As still further aspects of the invention: the filter component comprises a sliding sleeve which is arranged on the outer side of a rotating column in a sliding sleeve mode, a first rotary limiting part which is used for limiting relative rotation of the sliding sleeve and the rotating column is also arranged between the sliding sleeve and the rotating column, a conical filter screen is arranged on the outer side of the lower end of the sliding sleeve, the upper end of the conical filter screen is rotationally connected with the sliding sleeve through a sealing bearing, piston rings matched with the inner wall of a treatment box are arranged on the outer side of the lower end of the conical filter screen, a plurality of side rods are distributed on the outer side array of the upper end of the sliding sleeve, the lower side of each side rod is connected with a scraping plate which abuts against the surface of the conical filter screen through a connecting rod, a discharge outlet and a waste buffer part which is communicated with the discharge outlet are arranged on one side of the treatment box, and the filter component further comprises a vibration mechanism which is used for enabling the conical filter screen to vibrate to realize auxiliary filtration.
As still further aspects of the invention: the surface of the conical filter screen is provided with reinforcing strips for improving the mechanical properties of the conical filter screen.
As still further aspects of the invention: the vibration mechanism comprises a first pressing wheel arranged at the tail end of the side rod, a plurality of first protrusions matched with the first pressing wheel are arranged on the inner wall of the upper end of the treatment box, a rotating disc is rotationally arranged on the outer side of a rotating column above the sliding sleeve, the rotating disc is fixedly connected with the side rod through a plurality of first reset springs, and the first pressing wheel is in pressing contact with the inner wall of the upper end of the treatment box under the action of the first reset springs.
As still further aspects of the invention: the waste material buffer storage spare is including setting up the buffer storage case at the processing case side, buffer storage case lower extreme is open structure, and opening part sliding fit has a piston board, piston board upper end is connected with the push-and-pull rod lower extreme, the push-and-pull rod upper end is connected with the telescopic link output of installing at buffer storage case top.
As still further aspects of the invention: the second rotation limiting part comprises a second limiting protrusion arranged on the inner side of the movable sleeve, a second limiting groove is formed in the outer side of the rotating column, the second limiting protrusion is in sliding fit with the second limiting groove, and the first rotation limiting part comprises a first limiting protrusion on the outer side of the rotating column and a first limiting groove formed in the inner wall of the sliding sleeve.
Compared with the prior art, the invention has the beneficial effects that: the invention is designed aiming at the defects of the existing device, can filter and remove large-particle impurities in the wastewater, eliminates the problem of impurity accumulation and blockage, improves the mixing time by utilizing an extension flow passage, effectively promotes the mixing of ozone and wastewater to be more sufficient through extrusion and rotation, and has strong practicability.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the structure of the present invention.
Fig. 3 is an enlarged view of a portion of the structure of the present invention.
Wherein: the treatment box 11, the first pressing wheel 12, the first bulge 13, the feed inlet 14, the rotating disc 15, the driving motor 16, the rotating column 17, the ozone generator 18, the first reset spring 19, the side rod 21, the telescopic rod 22, the buffer box 23, the push-pull rod 24, the piston ring 25, the piston plate 26, the second reset spring 27, the side block 28, the discharge pipe 29, the movable sleeve 31, the second bulge 32, the second pressing wheel 33, the electromagnetic valve 34, the movable turntable 35, the air injection pipe 36, the fixed turntable 37, the conical filter screen 38, the scraping plate 39, the sliding sleeve 41 and the connecting rod 42.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, in the embodiment of the invention, a wastewater treatment device convenient for full catalytic oxidation comprises a treatment tank 11 and a supporting tank arranged at the middle position of the upper end of the treatment tank, wherein a driving motor 16 is arranged on the upper end surface of the supporting tank, a driving shaft at the output end of the driving motor 16 is connected with the top of a rotating column 17 penetrating through the middle position of the upper end of the treatment tank 11, an air inlet port is arranged on the surface of the rotating column 17 where the supporting tank is positioned, an air inlet of the supporting tank is connected with an ozone generator 18, a movable sleeve 31 is sleeved at the lower end of the rotating column 17 in a sliding manner, the inner cavity of the rotating column 17 is communicated with the inner cavity of the movable sleeve 31, a side block 28 is arranged on the inner side wall of the movable sleeve 31, the side block 28 is fixedly connected with the bottom of the rotating column 17 through a second reset spring 27, a filtering component for filtering wastewater is arranged at the outer side of the rotating column 17, an oxidation mixing component for fully mixing ozone with wastewater is arranged between the movable sleeve 31 and the inner wall of the treatment tank 11, and a discharge pipe 29 for discharging water is arranged at the right lower side of the treatment tank 11;
the oxidation mixing assembly comprises a plurality of movable turntables 35 arranged on the outer side of a movable sleeve 31, air ejector pipes 36 are uniformly distributed on the upper end face of the movable turntables 35, one-way valves are arranged inside the air ejector pipes 36, the inner cavity of the movable turntables 35 is communicated with the inner cavity of the movable sleeve 31, electromagnetic valves 34 are arranged at the communication openings of the inner cavity of the movable turntables 35 and the inner cavity of the movable sleeve 31, a plurality of fixed turntables 37 which are annularly arranged are arranged on the inner wall of a treatment box 11, the fixed turntables 37 and the movable turntables 35 are alternately distributed at intervals, a baffling channel for sewage is formed by the fixed turntables 37 and the movable turntables 35, and an auxiliary mixing piece for assisting the movable turntables 35 to move up and down is arranged between the movable sleeve 31 and the treatment box 11, so that liquid in the baffling channel is extruded to be mixed fully.
The auxiliary mixing piece comprises a side rod arranged at the outer side of the lower end of the movable sleeve 31, a second pressing wheel 33 is rotatably arranged at the end part of the side rod, a second bulge 32 for generating acting force on the movable sleeve 31 is arranged at the inner bottom of the treatment box 11, when the second pressing wheel 33 rotates along with the movable sleeve 31, the second bulge 32 intermittently generates acting force on the second pressing wheel 33, so that the movable sleeve 31 moves up and down along the rotary column 17, and at the moment, the movable rotary table 35 is matched with the fixed rotary table 37, so that gas and liquid are extruded, and ozone and wastewater are mixed more fully;
the filter assembly comprises a sliding sleeve 41 which is sleeved on the outer side of the rotating column 17 in a sliding manner, a first rotation limiting part which is used for limiting the sliding sleeve 41 and the rotating column 17 to rotate relatively is arranged between the sliding sleeve 41 and the rotating column 17, a conical filter screen 38 is arranged on the outer side of the lower end of the sliding sleeve 41, the upper end of the conical filter screen 38 is rotationally connected with the sliding sleeve 41 through a sealing bearing, piston rings 25 which are matched with the inner wall of the treatment box 11 are arranged on the outer side of the lower end of the conical filter screen 38, a plurality of side rods 21 are distributed on the outer side of the upper end of the sliding sleeve 41 in an array manner, the lower side of each side rod 21 is connected with a scraping plate 39 which is propped against the surface of the conical filter screen 38 through a connecting rod 42, a discharge hole and a waste buffer part which is communicated with the discharge hole are arranged on one side of the treatment box 11, and the filter assembly further comprises a vibration mechanism which is used for assisting in filtration;
the vibration mechanism comprises a first pressing wheel 12 arranged at the tail end of a side rod 21, a plurality of first protrusions 13 matched with the first pressing wheel 12 are arranged on the inner wall of the upper end of the processing box 11, a rotating disc 15 is rotationally arranged on the outer side of a rotating column 17 above a sliding sleeve 41, the rotating disc 15 is fixedly connected with the side rod 21 through a plurality of first reset springs 19, the first pressing wheel 12 is pressed against and contacted with the inner wall of the upper end of the processing box 11 under the action of the first reset springs 19, when the rotating column 17 rotates, the first pressing wheel 12 is intermittently subjected to the thrust generated by the first protrusions 13, so that the sliding sleeve 41 slides downwards along the rotating column 17, then the sliding sleeve 41 moves upwards in cooperation with the reset of the first reset springs 19, the upper and lower jolt operation of a conical filter screen 38 is realized, the impurity filtering is facilitated, and the impurity is also convenient to slide downwards;
the waste material buffer storage piece comprises a buffer storage box 23 arranged on the side surface of the processing box 11, the lower end of the buffer storage box 23 is of an opening structure, a piston plate 26 is slidably matched at the opening, the upper end of the piston plate 26 is connected with the lower end of a push-pull rod 24, the upper end of the push-pull rod 24 is connected with the output end of a telescopic rod 22 arranged on the top of the buffer storage box 23, when the waste material is discharged in the later stage, the piston plate 26 is lifted upwards through the telescopic rod 22, so that sewage retained at the buffer storage box 23 flows back into the processing box 11, and then the waste material moves downwards through the piston plate 26, so that impurities in the waste material are removed;
a second rotation limiting part for limiting the relative rotation of the movable sleeve 31 and the rotating column 17 is arranged between the movable sleeve and the rotating column;
the second rotation limiting part comprises a second limiting protrusion arranged on the inner side of the movable sleeve 31, a second limiting groove is formed in the outer side of the rotating column 17, the second limiting protrusion is in sliding fit with the second limiting groove, and the first rotation limiting part comprises a first limiting protrusion on the outer side of the rotating column 17 and a first limiting groove formed in the inner wall of the sliding sleeve 41.
The working principle of the invention is as follows: waste water enters the treatment box 11 along the feed inlet 14, waste water can be filtered by the conical filter screen 38 to realize pre-purification, at the moment, the driving motor 16 drives the rotating column 17 to rotate, waste residues can enter the waste material buffer storage piece under the action of the scraping plate 39, waste water after preliminary purification enters the baffling channel constructed by the fixed rotating disc 37 and the movable rotating disc 35, smoke generated by the ozone generator 18 is sprayed out along the air spraying pipe 36, so that the oxidation operation is performed on the waste water in the baffling channel, the flow path is greatly prolonged due to the baffling channel, the mixing effect is effectively improved, and under the assistance of the rotation mixing of the auxiliary mixing piece and the movable rotating disc 35, the mixing degree of the waste water and ozone is further improved, and the treatment effect is effectively ensured.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. A wastewater treatment device convenient for full catalytic oxidation comprises a treatment box (11) and a supporting box arranged at the middle position of the upper end of the treatment box;
the device is characterized in that a driving motor (16) is arranged on the upper end surface of the supporting box, a driving shaft at the output end of the driving motor (16) is connected with the top of a rotating column (17) penetrating through the middle position of the upper end of the treatment box (11), an air inlet port is arranged on the surface of the rotating column (17) where the supporting box is positioned, and an air inlet of the supporting box is connected with an ozone generator (18);
the lower end of the rotating column (17) is slidably sleeved with a movable sleeve (31), the inner cavity of the rotating column (17) is communicated with the inner cavity of the movable sleeve (31), the inner side wall of the movable sleeve (31) is provided with a side block (28), the side block (28) is fixedly connected with the bottom of the rotating column (17) through a second reset spring (27), and a filtering component for filtering wastewater is arranged on the outer side of the rotating column (17);
an oxidation mixing assembly for fully mixing ozone and wastewater is arranged between the movable sleeve (31) and the inner wall of the treatment box (11), a discharge pipe (29) for discharging water is arranged on the right lower side of the treatment box (11), and a second rotation limiting part for limiting the relative rotation of the movable sleeve (31) and the rotation column (17) is arranged between the movable sleeve and the rotation column;
the filter assembly comprises a sliding sleeve (41) which is sleeved outside a rotating column (17), a first rotation limiting part which is used for limiting relative rotation of the sliding sleeve (41) and the rotating column (17) is also arranged between the sliding sleeve (41) and the rotating column (17), a conical filter screen (38) is arranged outside the lower end of the sliding sleeve (41), the upper end of the conical filter screen (38) is rotationally connected with the sliding sleeve (41) through a sealing bearing, a piston ring (25) which is matched with the inner wall of a treatment box (11) is arranged outside the lower end of the conical filter screen (38), a plurality of side rods (21) are distributed on the outer side array of the upper end of the sliding sleeve (41), the lower side of each side rod (21) is connected with a scraping plate (39) which is propped against the surface of the conical filter screen (38) through a connecting rod (42), a discharging hole and a waste buffer part which is communicated with the discharging hole are arranged on one side of the treatment box (11), and the filter assembly further comprises a vibration mechanism which is used for vibrating the conical filter screen (38) to realize auxiliary filtration;
the oxidation mixing assembly comprises a plurality of movable turntables (35) arranged on the outer side of a movable sleeve (31), air ejector pipes (36) are uniformly distributed on the upper end face of the movable turntables (35), one-way valves are arranged inside the air ejector pipes (36), inner cavities of the movable turntables (35) are communicated with inner cavities of the movable sleeve (31), electromagnetic valves (34) are arranged at communicating openings of the inner cavities of the movable turntables (35) and the inner cavities of the movable sleeve (31), a plurality of fixed turntables (37) which are annularly arranged are arranged on the inner wall of a treatment box (11), the fixed turntables (37) are distributed with the movable turntables (35) at intervals in a crossing mode, a baffling channel for sewage is formed between the fixed turntables (37) and the movable turntables (35), and auxiliary material mixing pieces which are used for assisting the movable turntables (35) to move up and down are arranged between the movable sleeve (31) and the treatment box (11), so that liquid extrusion treatment in the baffling channel is achieved.
2. The waste water treatment device convenient for full catalytic oxidation according to claim 1, wherein the auxiliary mixing piece comprises a side rod arranged outside the lower end of the movable sleeve (31), a second pressing wheel (33) is rotatably arranged at the end part of the side rod, and a second bulge (32) for generating acting force on the movable sleeve (31) is arranged at the inner bottom of the treatment box (11).
3. The wastewater treatment device facilitating sufficient catalytic oxidation according to claim 1, characterized in that the surface of the conical filter screen (38) is provided with reinforcing strips for improving its mechanical properties.
4. The wastewater treatment device convenient for full catalytic oxidation according to claim 1, wherein the vibration mechanism comprises a first pressing wheel (12) arranged at the tail end of the side rod (21), a plurality of first protrusions (13) matched with the first pressing wheel (12) are arranged on the inner wall of the upper end of the treatment box (11), a rotating disc (15) is rotatably arranged on the outer side of a rotating column (17) above the sliding sleeve (41), the rotating disc (15) is fixedly connected with the side rod (21) through a plurality of first reset springs (19), and the first pressing wheel (12) is in pressing contact with the inner wall of the upper end of the treatment box (11) under the action of the first reset springs (19).
5. The wastewater treatment device convenient for full catalytic oxidation according to claim 1, wherein the waste material buffer storage part comprises a buffer storage box (23) arranged on the side surface of the treatment box (11), the lower end of the buffer storage box (23) is of an opening structure, a piston plate (26) is slidably matched at the opening, the upper end of the piston plate (26) is connected with the lower end of a push-pull rod (24), and the upper end of the push-pull rod (24) is connected with the output end of a telescopic rod (22) arranged at the top of the buffer storage box (23).
6. The wastewater treatment device convenient for full catalytic oxidation according to claim 1, wherein the second rotation limiting part comprises a second limiting protrusion arranged on the inner side of the movable sleeve (31), a second limiting groove is arranged on the outer side of the rotating column (17), the second limiting protrusion is in sliding fit with the second limiting groove, and the first rotation limiting part comprises a first limiting protrusion on the outer side of the rotating column (17) and a first limiting groove arranged on the inner wall of the sliding sleeve (41).
7. A method for treating a waste water treatment device for facilitating sufficient catalytic oxidation as claimed in any one of claims 1 to 6, characterized in that waste water enters the treatment box (11) along the feed inlet (14), the waste water is filtered by the conical filter screen (38) to realize pre-purification, at this time, the driving motor (16) drives the rotating column (17) to rotate, waste residues enter the waste material buffer part under the action of the scraping plate (39), the primarily purified waste water enters the baffling channel constructed by the fixed rotating disc (37) and the movable rotating disc (35), and smoke generated by the ozone generator (18) is sprayed out along the air spraying pipe (36), so that the oxidation operation is performed on the waste water in the baffling channel, the mixing effect is effectively improved due to the greatly prolonged baffling channel, and the mixing degree of the waste water and ozone is further improved under the assistance of the rotation of the auxiliary mixing part and the movable rotating disc (35), and the treatment effect is effectively ensured.
CN202010862536.XA 2020-08-25 2020-08-25 Wastewater treatment device and method convenient for full catalytic oxidation Active CN111892209B (en)

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CN113493257B (en) * 2021-07-27 2023-11-14 毅康科技有限公司 Medical sewage and wastewater multistage treatment device and method
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