CN212476414U

CN212476414U - Treatment device for recycling wastewater into industrial ultrapure water

Info

Publication number: CN212476414U
Application number: CN202020904099.9U
Authority: CN
Inventors: 王晓燕; 程婧; 邓宇峰
Original assignee: Warwick Water Technology China Co ltd
Current assignee: Warwick Water Technology China Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-02-05
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a treatment device for recycling wastewater into industrial ultrapure water, wherein a reducing agent inlet is arranged on the side surface of a tank body, the side surface of the tank body is connected with a water inlet pipe A, the lower end of the water inlet pipe B is connected with a reduction box, an ultraviolet lamp is uniformly arranged on the inner surface of the reduction box, the reduction box is connected with the tank body through a connecting pipe, a control valve is arranged in the middle of the connecting pipe, a water outlet pipe is arranged at the lower end of the side surface of the tank body, an oxidation reduction potentiometer is arranged on the inner surface of the tank body, the ultrapure water containing ozone and hydrogen peroxide simultaneously is catalytically reduced by the ultraviolet wave with specific wavelength through the ultraviolet lamp, then the reducing agent is added to reduce the hydrogen peroxide, the residual oxidant in the treated water is catalytically decomposed through an activated carbon filter box, so that the oxidation reduction potential in the treated water is the lowest, and the, and then discharged.

Description

Treatment device for recycling wastewater into industrial ultrapure water

Technical Field

The utility model relates to an industry ultrapure water treatment technical field, the concrete field is a processing apparatus of waste water recycling for industry ultrapure water.

Background

The industrial fields of electronics, semiconductors, solar photovoltaics, coated glass and the like need a large amount of ultrapure water for cleaning and preparation, the dosage is usually 10-150M3/h, the water quality requires 10M omega.cm-18.2M omega.cm, most of raw water prepared by the existing industrial ultrapure water adopts urban tap water, the mainstream production device is a reverse osmosis mixed bed ion exchange integrated device, the cleaning water of the high-purity product industry finally becomes wastewater with a large amount of chemical cleaning agents, acid and alkali and heavy metal ions such as copper, nickel, tin, lead and the like, the influence on the environment is great, the semiconductor production needs a large amount of ultrapure water for cleaning, the cleaning water contains oxidizing agents with certain concentration besides organic matters, dissolved solids, particle impurities and the like with different degrees, for example, the rear-stage cleaning water contains oxidizing agents such as hydrogen peroxide or ozone with certain degree, and if the cleaning water is directly discharged to a wastewater system, the normal operation of a biochemical system in the wastewater treatment system can be influenced or the load of the wastewater treatment system is further increased, so that the treatment device for recycling the wastewater into the industrial ultrapure water is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste water recycling is processing apparatus of industry ultrapure water to if direct discharge wastewater system of the sparge water is proposed in solving above-mentioned background art, the problem of biochemical system's normal operating or and then increase wastewater treatment system's load among the possible influence wastewater treatment system.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a processing apparatus of waste water circulation retrieval and utilization for industry ultrapure water, includes a jar body and inlet tube B, the side surface of the jar body is equipped with the reductant and throws into the mouth, the side surface of the jar body is connected with inlet tube A, the lower extreme of inlet tube B is connected with reduction box, reduction box's internal surface evenly is equipped with the ultraviolet lamp, reduction box and jar are connected through the connecting pipe between the body, be equipped with the control valve in the middle of the connecting pipe, the side surface lower extreme of the jar body is equipped with the outlet pipe, the internal surface of jar is equipped with the oxidation reduction potentiometer, the centre of outlet pipe is equipped with the active carbon rose box, the up end of the jar body is equipped with the motor, the output of motor is equipped with the motor.

Preferably, agitating unit includes the cross pole, the lower extreme of motor shaft and the middle fixed connection of cross pole, the cross edge of cross pole all rotates and is connected with the rotary rod, the lower extreme fixedly connected with gear of rotary rod, the terminal surface is equipped with the annular groove under the inside of jar body, be equipped with the rack on one side inside wall of annular groove, the meshing is connected between gear and the rack, the motor shaft evenly is equipped with stirring fan blade with the surface of rotary rod.

Preferably, the control valve is a timing control valve.

Preferably, the outer surface of the tank body is provided with a sound insulation layer, and the sound insulation layer is a sound insulation asbestos plate.

Preferably, the outer side of the tank body is provided with a fixed plate group and is fixedly connected with the ground, and springs are uniformly connected between the fixed plate group and the outer surface of the tank body.

Preferably, the fixed plate group comprises 4 fixed plates, and the fixed plates are arc-shaped fixed plates.

Compared with the prior art, the beneficial effects of the utility model are that: a treatment device for recycling wastewater into industrial ultrapure water comprises the steps of carrying out catalytic reduction on ultrapure water containing ozone and hydrogen peroxide by using ultraviolet waves with specific wavelengths through an ultraviolet lamp to reduce the ozone in the ultrapure water, then adding a reducing agent to reduce the hydrogen peroxide, carrying out catalytic decomposition on an oxidant remaining in the treated water through an activated carbon filter box to ensure that the oxidation-reduction potential in the treated water is the lowest, discharging the reacted ultrapure water through a water outlet pipe, arranging the activated carbon filter box in the middle of the water outlet pipe, carrying out catalytic decomposition on the oxidant remaining in the ultrapure water through the activated carbon filter box, then discharging the ultrapure water, directly feeding the ultrapure water containing the hydrogen peroxide into a tank body, adding the reducing agent to reduce the oxidant remaining in the treated water through the hydrogen peroxide and then carrying out catalytic decomposition through the activated carbon filter box to ensure that the oxidation-reduction potential in the treated water is the lowest, then discharging the ultrapure water, and effectively, the normal operation of biochemical system or the problem that increases wastewater treatment system load among the wastewater treatment system probably influences, agitating unit makes the internal reductant of jar fully react with the hydrogen peroxide solution in the ultrapure water, and the puigging can effectual noise reduction, through the cooperation of solid fixed plate group and spring, can play absorbing effect to the jar body.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the front view of the present invention;

FIG. 3 is an enlarged view of part A of FIG. 2;

fig. 4 is a schematic top view of the cross bar of the present invention.

In the figure: 1-tank body, 2-reducing agent feeding port, 3-water inlet pipe A, 4-water inlet pipe B, 5-reducing box, 6-ultraviolet lamp, 7-water outlet pipe, 8-oxidation reduction potentiometer, 9-activated carbon filter box, 10-motor shaft, 11-cross rod, 12-rotating rod, 13-annular groove, 14-rack, 15-gear, 16-stirring fan blade, 17-connecting pipe, 18-sound insulation layer, 19-control valve, 20-spring and 21-fixing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The description of the directions (up, down, left, right, front, and back) is made with reference to the structure shown in fig. 1 of the drawings attached to the specification, but the practical direction of the present invention is not limited thereto.

Referring to fig. 1-4, the present invention provides a technical solution: a treatment device for recycling wastewater into industrial ultrapure water comprises a tank body 1 and a water inlet pipe 4, wherein a reducing agent inlet 2 is arranged on the side surface of the tank body 1, the reducing agent inlet 2 is used for adding a reducing agent of hydrogen peroxide into the tank body 1, the side surface of the tank body 1 is connected with a water inlet pipe A3, the lower end of a water inlet pipe B4 is connected with a reduction box 5, ultrapure water containing ozone and hydrogen peroxide enters the reduction box 5 through a water inlet pipe B4, ultraviolet lamps 6 are uniformly arranged on the inner surface of the reduction box 5, the ultrapure water entering the reduction box 5 is subjected to catalytic reduction on the ozone in the ultrapure water by ultraviolet waves with specific wavelengths through the ultraviolet lamps 6, the reduction box 5 is connected with the tank body 1 through a connecting pipe 17, a control valve 19 is arranged in the middle of the connecting pipe 17, the ultrapure water subjected to catalytic reduction by ultraviolet waves with specific wavelengths through the ultraviolet lamps 6 enters the, the control valve 19 is controlled to be switched on and off at regular time by a PLC, the lower end of the side surface of the tank body 1 is provided with a water outlet pipe 7, the ultrapure water after the reaction in the tank body 1 is discharged through the water outlet pipe 7, the inner surface of the tank body 1 is provided with an oxidation-reduction potentiometer 8, the oxidation-reduction potentiometer 8 is an instrument for reflecting macroscopic oxidation-reduction design expressed by all substances in the water solution, the middle of the water outlet pipe 7 is provided with an active carbon filter tank 9, the residual oxidant in the ultrapure water is catalyzed and decomposed by the active carbon filter tank 9 and then discharged, the upper end surface of the tank body 1 is provided with an electric motor, the output end of the electric motor is provided with a motor shaft 10, the motor shaft 10 penetrates through the upper side wall of the tank body 1, the motor is connected with an external power supply to work to drive the motor shaft 10 to rotate, the motor shaft 10 is connected with a stirring device in the tank body 1, and the motor shaft 10 rotates and drives the stirring device to work.

Specifically, the stirring device includes a cross bar 11, a lower end of a motor shaft 10 is fixedly connected with a middle of the cross bar 11, the motor shaft 10 rotates while driving the cross bar 11 to rotate around the motor shaft 10, a cross edge of the cross bar 11 is rotatably connected with a rotating rod 12, the cross bar 11 rotates while driving the rotating rod 12 to rotate around the motor shaft 10, a lower end of the rotating rod 12 is fixedly connected with a gear 15, an annular groove 13 is formed on a lower end surface inside the tank 1, a rack 14 is arranged on an inner side wall of one side of the annular groove 13, the gear 15 is meshed with the rack 14, the rotating rod 12 rotates while rotating around the motor shaft 10 under the matching of the gear 15 and the rack 14, stirring blades 16 are uniformly arranged on outer surfaces of the motor shaft 10 and the rotating rod 12, and the rotating rod 12 and the motor shaft 10 rotate while driving the stirring blades 16 to rotate together, and stirring the ultrapure water in the tank body 1 to ensure that the reducing agent fully reacts with the hydrogen peroxide in the ultrapure water.

Specifically, the control valve 19 is a timing control valve, and the control valve 19 is opened and closed by a PLC controlled by the timing control valve, and the timing control valve is opened and closed in one cycle of 15 minutes.

Specifically, the outer surface of the tank body 1 is provided with the sound insulation layer 18, when the tank body 1 is used for stirring reaction, the sound insulation layer 18 can effectively reduce noise, the sound insulation layer 18 is a sound insulation asbestos board, even if the sound insulation asbestos board utilizes a porous structure of rock wool, the propagation speed of sound in the air is smaller than that in a solid, when sound waves pass through, friction is generated due to the action of flow resistance, a part of sound energy is absorbed by fibers, and the sound insulation material is made according to the principle of sound wave transmission.

Specifically, the outer side of the tank body 1 is provided with a fixed plate group and is fixedly connected with the ground, springs 20 are uniformly connected between the fixed plate group and the outer surface of the tank body 1, the fixed plate group is fixedly connected with the ground through bolts, and under the matching of the fixed plate group and the springs 20, the tank body 1 can be damped, so that the tank body 1 is prevented from shaking by a stirring device in the tank body 1 during working.

Specifically, the fixed plate group comprises 4 fixed plates 21, and the fixed plates 21 are arc-shaped fixed plates.

The working principle is as follows: the utility model discloses, the ultrapure water that contains ozone and hydrogen peroxide simultaneously enters into reduction box 5 through inlet tube B4, the ultrapure water that enters into reduction box 5 carries out the ozone in the catalytic reduction ultrapure water through the ultraviolet wave of ultraviolet lamp 6 with specific wavelength, the ultrapure water that carries out catalytic reduction with specific wavelength ultraviolet wave through ultraviolet lamp 6 enters into jar body 1 through connecting pipe 17, control valve 19 carries out timing control switch through PLC, the ultrapure water that only contains hydrogen peroxide directly flows into jar body 1 through inlet tube A3, reducing agent input port 2 is used for throwing into the reducing agent of hydrogen peroxide to jar body 1, motor switch-on external power source work, drive motor shaft 10 and rotate, drive cross rod 11 and use motor shaft 10 to rotate as the centre of a circle when motor shaft 10 rotates, drive rotary rod 12 and use motor shaft 10 to rotate as the centre of a circle when cross rod 11 rotates, under the cooperation of gear 15 and rack 14, the rotating rod 12 rotates by itself while rotating by taking the motor shaft 10 as a circle center, the rotating rod 12 and the motor shaft 10 rotate and simultaneously drive the stirring fan blades 16 to rotate, ultrapure water in the tank body 1 is stirred, so that a reducing agent and hydrogen peroxide in the ultrapure water fully react, the ultrapure water reacted in the tank body 1 is discharged through the water outlet pipe 7, the activated carbon filter tank 9 is arranged in the middle of the water outlet pipe 7, and a residual oxidizing agent in the ultrapure water is catalytically decomposed through the activated carbon filter tank 9 and then discharged.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a processing apparatus of waste water recycling for industry ultrapure water, includes jar body (1) and inlet tube B (4), its characterized in that: the side surface of the tank body (1) is provided with a reducing agent inlet (2), the side surface of the tank body (1) is connected with a water inlet pipe A (3), the lower end of a water inlet pipe B (4) is connected with a reduction box (5), the inner surface of the reduction box (5) is uniformly provided with ultraviolet lamps (6), the reduction box (5) is connected with the tank body (1) through a connecting pipe (17), a control valve (19) is arranged in the middle of the connecting pipe (17), the lower end of the side surface of the tank body (1) is provided with a water outlet pipe (7), the inner surface of the tank body (1) is provided with an oxidation-reduction potentiometer (8), the middle of the water outlet pipe (7) is provided with an activated carbon filter box (9), the upper end face of the tank body (1) is provided with a motor, the output end of the motor is provided with, the motor shaft (10) is connected with a stirring device in the tank body (1).

2. The apparatus for treating industrial ultrapure water for recycling wastewater according to claim 1, wherein: agitating unit includes cross pole (11), the lower extreme of motor shaft (10) and the middle fixed connection of cross pole (11), the cross edge of cross pole (11) all rotates and is connected with rotary rod (12), the lower extreme fixedly connected with gear (15) of rotary rod (12), the terminal surface is equipped with annular groove (13) under the inside of the jar body (1), be equipped with rack (14) on the one side inside wall of annular groove (13), the meshing is connected between gear (15) and rack (14), motor shaft (10) evenly is equipped with stirring fan blade (16) with the surface of rotary rod (12).

3. The apparatus for treating industrial ultrapure water for recycling wastewater according to claim 1, wherein: the control valve (19) is a timing control valve.

4. The apparatus for treating industrial ultrapure water for recycling wastewater according to claim 1, wherein: the outer surface of the tank body (1) is provided with a sound insulation layer (18), and the sound insulation layer (18) is a sound insulation asbestos plate.

5. The apparatus for treating industrial ultrapure water for recycling wastewater according to claim 1, wherein: the outer side of the tank body (1) is provided with a fixed plate group and is fixedly connected with the ground, and springs (20) are uniformly connected between the fixed plate group and the outer surface of the tank body (1).

6. The apparatus for treating industrial ultrapure water for recycling wastewater according to claim 5, wherein: the fixed plate group comprises 4 fixed plates (21), and the fixed plates (21) are arc-shaped fixed plates.