CN112479435A

CN112479435A - Metal waste water nanometer bubble purifier

Info

Publication number: CN112479435A
Application number: CN202011439958.2A
Authority: CN
Inventors: 郑浩; 柴知章
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-03-12

Abstract

The invention discloses a nano bubble purification device for metal wastewater, which relates to the technical field of sewage treatment and comprises a nano bubble generator, a first filter box, a second filter box, a hydraulic pump, a feeding port, a filter screen and a feeding assembly, wherein the nano bubble purification device has a simple structure, nano bubbles can accelerate the reaction of metal ions and acid radicals while adsorbing the metal ions, so that the sewage treatment efficiency is improved, the intermittent opening and closing of the feeding port can be realized by arranging the feeding assembly, materials can be placed in the first filter box at equal time intervals, and by arranging the acid radical solution storage box, on one hand, the acid radical solution can be released at regular time and quantity, on the other hand, reaction precipitates can be collected, the reaction accelerator can accelerate the mixing and reaction rate of the acid radical solution and the wastewater, meanwhile, the diffusion rate of the nano bubbles in the second filter box is increased, and the sewage treatment efficiency is further improved.

Description

Metal waste water nanometer bubble purifier

Technical Field

The invention belongs to the technical field of sewage treatment, and particularly relates to a metal wastewater nano bubble purification device.

Background

The metal wastewater contains harmful substances (washing product pollutants) such as arsenic, fluorine, cyanogen, phenol and the like besides certain harmful heavy metal ions, is one of the wastewater with great harm, and the wastewater discharge is reduced as much as possible.

The existing metal sewage treatment equipment mainly purifies sewage according to displacement reaction, extraction and back extraction. Although the extraction rate of metal ions is high, the reaction process is slow, the daily treatment capacity is not large, and the increasing sewage treatment demand is difficult to meet.

Disclosure of Invention

The invention aims to provide a nano bubble purification device for metal wastewater, which aims to solve the defects caused in the prior art.

Metal waste water nanometer bubble purifier, including nanobubble generator, rose box one and rose box two, be connected through the connecting pipe between rose box one and the rose box two, be equipped with the hydraulic pump on the connecting pipe, nanobubble generator with the bottom of rose box two is connected, be equipped with the charge door on the rose box one, be equipped with the filter screen in the rose box, the bottom of filter screen is equipped with reinforced subassembly, reinforced subassembly is used for opening or closing of charge door, and reinforced subassembly realizes the periodic switch of charge door through the sewage after the filter screen filters, the bottom of rose box two is equipped with acid radical solution bin.

Preferably, the filter screen consists of a filter screen part and a storage part, and the filter screen part is of an arc-shaped structure.

Preferably, reinforced subassembly includes fixed block and installation piece of fixed mounting on rose box inner wall, be equipped with on the installation piece with the corresponding through-hole of charge door one, and sliding connection has L shape mounting panel on the installation piece, and is equipped with on the vertical board of L shape mounting panel with a corresponding through-hole two, fixed mounting has wedge two on the horizontal plate of L shape mounting panel, and is connected through reset spring between the horizontal plate of L shape mounting panel and the fixed block, the bottom of filter screen portion is rotated and is connected with the pivot, the bottom of pivot is equipped with the flabellum, be equipped with the annular ring on the flabellum, fixedly connected with arc connecting block on the annular ring, the both ends of arc connecting block all are connected with the wedge that corresponds with wedge two.

Preferably, a filter screen type active carbon is arranged in the first filter box, the filter screen type active carbon is of a hollow triangular through pipe structure, and the diameter of a micropore on the surface of the active carbon is 2-50 nm.

Preferably, the top of the second filter box is provided with a bubble collecting device, and the bottom of the second filter box is provided with a reaction accelerator.

Preferably, the acid radical solution storage tank consists of a tank body, a hydraulic sensor and a precipitation collection box, wherein the hydraulic sensor is positioned in the second filter tank.

Preferably, the circular ring is provided with a lightening hole.

The invention has the advantages that: (1) the device has a simple structure, nano bubbles are generated through the nano bubble generator, the nano bubbles can accelerate the reaction of metal ions and acid radicals while adsorbing the metal ions, so that the efficiency of sewage treatment is improved, the intermittent opening and closing of the charging opening can be realized through the arrangement of the charging assembly, materials can be placed in the filter box at equal time intervals, on one hand, the manual multiple addition of adjusting materials can be avoided, on the other hand, the intermittent charging can enable the materials to be mixed with sewage more uniformly, the using effect of the materials is improved, and arc-shaped connecting blocks with different lengths can be arranged according to needs, so that the opening or closing time of the charging opening is realized, and the adjustment of the charging amount is realized;

(2) through setting up acid radical solution bin, can regularly release acid radical solution in definite time and quantity on the one hand, avoid the waste of acid radical solution, on the other hand can collect the reaction precipitate to realize the reuse of sediment material, through setting up the reaction accelerator, can play the stirring effect to the waste water in the rose box two, accelerate the mixing and the reaction rate of acid radical solution and waste water. Meanwhile, the diffusion rate of the nano bubbles in the second filter box is increased, and the sewage treatment efficiency is further improved;

(3) through setting up convex filter screen portion, can make large-scale granule, cubic impurity stay to the storage part along rivers, reduced the change frequency that uses the filter screen and also accelerated filtration rate simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 and 3 are schematic structural diagrams of different viewing angles of the filter screen according to the present invention.

Fig. 4 is a schematic view of the structure of the charging assembly of the present invention.

Fig. 5 is an enlarged schematic view of point a in fig. 1.

Wherein, 1-a nanometer bubble generator, 2-a first filter box, 3-a second filter box, 4-a filter screen, 41-a filter screen part, 42-a storage part, 5-a hydraulic pump, 6-a filter screen type active carbon, 7-a connecting pipe, 8-a feeding component, 81-an arc connecting block, 82-a wedge block I, 83-a fixed block, 84-a mounting block, 86-a through hole I, 87-an L-shaped mounting plate, 88-a through hole II, 89-a reset spring, 90-a wedge block II, 91-a rotating shaft, 92-a fan blade, 93-a circular ring, 931-a lightening hole, 9-a feeding pipe, 10-an acid radical solution storage tank, 101-a box body, 102-a hydraulic sensor, 103-a precipitation collecting box and 11-a reaction accelerator, 12-bubble collecting means.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, metal waste water nanometer bubble purifier, including nanometer bubble generator 1, rose box 2 and rose box two 3, be connected through connecting pipe 7 between rose box 2 and the rose box two 3, be equipped with hydraulic pump 5 on the connecting pipe 7, nanometer bubble generator 1 with the bottom of rose box two 3 is connected, be equipped with charge door 9 on the rose box 2, be equipped with filter screen 4 in the rose box, the bottom of filter screen 4 is equipped with reinforced subassembly 8, reinforced subassembly 8 is used for opening or closing of charge door 9, and reinforced subassembly 8 realizes the periodic switch of charge door 9 through the sewage after filter screen 4 filters, the bottom of rose box two 3 is equipped with acid radical solution bin 10.

In this embodiment, filter screen 4 comprises filter screen portion 41 and storage portion 42, filter screen portion 41 is circular arc structure, and the filter screen portion 41 of circular arc structure can make rivers take the particulate matter to flow into the storage layer, and sewage flows away through the mesh of the lateral wall of storage layer again, and the granule persists in storage portion 42, can reduce the change frequency of using the filter screen on the one hand with, on the other hand has also accelerated filtration rate.

In this embodiment, the feeding assembly 8 includes a fixing block 83 and an installation block 84 fixedly installed on the inner wall of the first filter box 2, a first through hole 86 corresponding to the feeding port 9 is formed in the installation block 84, an L-shaped installation plate 87 is slidably connected to the installation block 84, a second through hole 88 corresponding to the first through hole 86 is formed in a vertical plate of the L-shaped installation plate 87, a second wedge 90 is fixedly installed on a horizontal plate of the L-shaped installation plate 87, the horizontal plate of the L-shaped installation plate 87 is connected to the fixing block 83 through a reset spring 89, a rotating shaft 91 is rotatably connected to the bottom of the filter screen part 41, a fan blade 92 is arranged at the bottom of the rotating shaft 91, an annular ring is arranged on the fan blade 92, an arc-shaped connection block 81 is fixedly connected to the annular ring, first wedge 82 corresponding to the second wedge 90 is connected to both ends of the arc-shaped connection block 81, and sewage, the fan blades 92 are driven to rotate, the circular ring 93 is driven to rotate by the rotation of the fan blades 92, so that the arc-shaped connecting block 81 and the wedge-shaped block I82 are driven to rotate, when the first wedge block 82 on one side of the arc-shaped connecting block 81 is contacted with the second wedge block 90, the circular ring 93 continuously rotates, the first wedge block 82 can extrude the second wedge block 90, so that the vertical plate of the L-shaped mounting plate 87 slides in the mounting block 84, the return spring 89 is stretched, the first through hole 86 is aligned with the second through hole 88, the charging hole 9 is opened, materials are discharged through the opened charging hole 9, the circular ring 93 continuously rotates, the arc-shaped connecting block 81 continuously extrudes the second wedge block 90, the charging hole 9 is continuously opened, when the first wedge block 82 on the other side of the arc-shaped connecting block 81 is contacted with the second wedge block 90, the return spring 89 is reset, the L-shaped mounting plate 87 is slowly moved upwards, the vertical plate of the L-shaped mounting plate 87 blocks the second through hole 88, the charging hole 9 is closed, the opening time of the charging opening 9 can be controlled by selecting the arc-shaped connecting block 81 with different lengths.

In this embodiment, be equipped with filter screen formula active carbon 6 in the rose box 2, filter screen formula active carbon 6 is hollow triangle siphunculus structure, and sewage can play the edulcoration effect through multilayer pipeline transform, and the micropore diameter on active carbon surface is between 2 ~ 50nm, can adsorb a large amount of harmful substance such as arsenic, fluorine, cyanogen, phenol and some metal ion.

In this embodiment, the top of second filter tank 3 is equipped with bubble collection device 12 for collect the bubble, the metal ion and the chemical reaction precipitate that the bubble was adsorbed can be in the utilization, the bottom of second filter tank 3 is equipped with reaction accelerator 11, and reaction accelerator 11 accelerates the reaction rate of bubble, acid radical solution and waste water through the stirring to waste water.

In this embodiment, acid radical solution storage tank 10 comprises box 101, hydraulic sensor 102 and the sediment collecting box 103 that is located rose box two 3, when the hydraulic pressure in rose box two 3 reaches the definite value, the storage tank begins to discharge acid radical solution in rose box two 3, and self-closing when discharging the ration, prevent the waste of acid radical solution, discharged acid radical solution accelerates the absorption to metal ion, when the reaction finishes, the reaction sediment can be collected the bottom, collect through sediment collecting box 103, the sediment material of collection can recycle.

In this embodiment, the circular ring 93 is provided with lightening holes 931, which can lighten the weight of the charging assembly 8 and make it easier to rotate.

The working process of the invention is as follows: the sewage flows into the first filter box 2 and is filtered by the filter screen 4, when the filtered sewage passes through the feeding assembly 8, the fan blades 92 are driven to rotate under the action of gravity, the fan blades 92 rotate to drive the circular ring 93 to rotate, so that the arc-shaped connecting block 81 and the wedge block 82 are driven to rotate, when the wedge block 82 on one side of the arc-shaped connecting block 81 is contacted with the wedge block 90, the circular ring 93 continues to rotate, the wedge block 82 can extrude the wedge block 90, the vertical plate of the L-shaped mounting plate 87 slides in the mounting block 84, the reset spring 89 is stretched, the through hole 86 is aligned with the through hole 88, the feeding port 9 is opened, the material is fed through the opened feeding port 9, the circular ring 93 continues to rotate, the arc-shaped connecting block 81 continues to extrude the wedge block 90, the feeding port 9 is continuously opened, when the wedge block 82 on the other side of the arc-shaped connecting block 81 is contacted with, will slowly move the L-shaped mounting panel 87 upwards, the vertical board of L-shaped mounting panel 87 blocks the second through hole 88, the charge door 9 is closed, can control the opening time of the charge door 9 through selecting the arc connecting block 81 of different length, then the sewage passes through the filter screen 4 type active carbon 6 to adsorb, the hydraulic pump 5 will be through the sewage after the preliminary filtration to the second filter box 3 in, the nano bubble generator 1 will begin to produce the bubble, when the waste water in the second filter box 3 reaches certain capacity, the hydraulic sensor 102 will reach the order to make the acid radical solution storage tank 10 put into quantitative acid radical solution in the second filter box 3, the reaction accelerator 11 also begins to operate at the same time and promotes the adsorption of the nano bubble and the chemical reaction of the acid radical, when the reaction finishes, the reaction precipitate will collect to the bottom, collect through the precipitation collecting box 103, the collected precipitate can be reused, the bubble collecting device 12 at the top of the second filter tank 3 can adsorb and collect generated bubbles and metal ions and chemical reaction sediments adsorbed by the bubbles, the purified wastewater can enter a neutralization pond to neutralize excessive acid radicals, and the neutralized liquid can be discharged to a river or recycled.

The invention has simple structure, the nanometer bubble generator 1 generates nanometer bubbles, the nanometer bubbles can accelerate the reaction of metal ions and acid radicals while adsorbing the metal ions, thereby improving the efficiency of sewage treatment, the intermittent opening and closing of the charging opening 9 can be realized by arranging the charging component 8, materials can be placed in the filter box 2 at equal time intervals, on one hand, the manual multiple addition and adjustment of the materials can be avoided, on the other hand, the intermittent charging can lead the materials to be mixed with the sewage more uniformly, the use effect of the materials is improved, the arc-shaped connecting blocks 81 with different lengths can be arranged according to the requirements, the opening or closing time of the charging opening 9 can be realized, the adjustment of the charging amount is achieved, on the one hand, the acid radical solution can be released regularly and quantitatively, the waste of the acid radical solution is avoided, on the other hand, the reaction precipitates can be collected, thereby realize the reuse of sediment material, through setting up reaction accelerator 11, can play the stirring effect to the waste water in rose box two 3, accelerate the mixing and the reaction rate of acid radical solution and waste water. Meanwhile, the diffusion rate of the nano bubbles in the second filter box 3 can be increased, the sewage treatment efficiency is further improved, large particles and blocky impurities can be left in the storage part 42 along the water flow by arranging the circular arc-shaped filter screen part 41, the replacement frequency of the filter screen is reduced, and the filtering rate is also increased.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.

Claims

1. Metal waste water nanometer bubble purifier, its characterized in that: including nanobubble generator (1), rose box (2) and rose box two (3), be connected through connecting pipe (7) between rose box (2) and rose box two (3), be equipped with hydraulic pump (5) on connecting pipe (7), nanobubble generator (1) with the bottom of rose box two (3) is connected, be equipped with charge door (9) on rose box (2), be equipped with filter screen (4) in the rose box, the bottom of filter screen (4) is equipped with reinforced subassembly (8), reinforced subassembly (8) are used for opening or closing of charge door (9), and reinforced subassembly (8) realize the periodic switch of charge door (9) through the sewage after filter screen (4) filters, the bottom of rose box two (3) is equipped with acid radical solution bin (10).

2. The metal wastewater nanobubble purification apparatus of claim 1, characterized in that: the filter screen (4) consists of a filter screen part (41) and a storage part (42), wherein the filter screen part (41) is of an arc-shaped structure.

3. The metal wastewater nanobubble purification apparatus of claim 2, characterized in that: the feeding assembly (8) comprises a fixed block (83) and an installation block (84) which are fixedly installed on the inner wall of a first filter box (2), a first through hole (86) corresponding to the feeding port (9) is formed in the installation block (84), an L-shaped installation plate (87) is connected to the installation block (84) in a sliding mode, a second through hole (88) corresponding to the first through hole (86) is formed in the vertical plate of the L-shaped installation plate (87), a second wedge block (90) is fixedly installed on the horizontal plate of the L-shaped installation plate (87), the horizontal plate of the L-shaped installation plate (87) is connected with the fixed block (83) through a reset spring (89), a rotating shaft (91) is rotatably connected to the bottom of the filter screen part (41), a fan blade (92) is arranged at the bottom of the rotating shaft (91), an annular ring is arranged on the fan blade (92), and an arc-shaped connection block (81, and two ends of the arc-shaped connecting block (81) are connected with a first wedge block (82) corresponding to the second wedge block (90).

4. The metal wastewater nanobubble purification apparatus of claim 3, characterized in that: the filter box I (2) is internally provided with filter screen type active carbon (6), the filter screen type active carbon (6) is of a hollow triangular through pipe structure, and the diameter of micropores on the surface of the active carbon is 2-50 nm.

5. The metal wastewater nanobubble purification apparatus of claim 4, characterized in that: the top of the second filter box (3) is provided with a bubble collecting device (12), and the bottom of the second filter box (3) is provided with a reaction accelerator (11).

6. The metal wastewater nanobubble purification apparatus of claim 5, characterized in that: the acid radical solution storage tank (10) is composed of a tank body (101), a hydraulic sensor (102) and a precipitation collection box (103), wherein the hydraulic sensor (102) is positioned in the second filter tank (3).

7. The metal wastewater nanobubble purification apparatus of claim 6, characterized in that: the circular ring (93) is provided with a lightening hole (931).