CN106943974A - A kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD - Google Patents
A kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD Download PDFInfo
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- CN106943974A CN106943974A CN201710181801.6A CN201710181801A CN106943974A CN 106943974 A CN106943974 A CN 106943974A CN 201710181801 A CN201710181801 A CN 201710181801A CN 106943974 A CN106943974 A CN 106943974A
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- cell body
- water conservancy
- conservancy diversion
- diversion column
- hollow shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/70—Spray-mixers, e.g. for mixing intersecting sheets of material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
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- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The present invention relates to a kind of degraded groove for being suitable to degraded COD.A kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD, it is characterised in that it includes cell body, lower water conservancy diversion column, pulp-absorbing pipe, connecting pole, air-flow dispersion tube, injection screen, upper water conservancy diversion column, cylinder lever connecting rod, driving frame, drive stand, diaphragm, overflow launder, central hollow shaft, radial blade and rotating mechanism；Center lower section inside cell body is provided with lower water conservancy diversion column, and lower water conservancy diversion column is fixed on the bottom surface inside cell body through connecting pole；Overcentre inside cell body is provided with upper water conservancy diversion column, and upper water conservancy diversion column is connected by cylinder lever connecting rod with driving frame lower end, and upper water conservancy diversion column is provided with hole；The lower section of upper water conservancy diversion column is provided with horn-like injection screen, and the upper end of injection screen is fixedly connected with the lower end of upper water conservancy diversion column；Center in the middle part of cell body is provided with air-flow dispersion tube.The degraded groove can realize automatic midge, and can be sufficiently stirred for material, reach degraded COD, or scattered, gas-liquid mixture or gas-liquid-solid multiphase material purpose.
Description
Technical field
The present invention relates to a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD.
Background technology
In chemical process, environmental project, municipal works and mineral process, it usually needs in its production process of degrading
Liquid slurry, or scattered, mixing solution-air or gas-liquid-solid multiphase material.Agitator or tank diameter are generally used, but is made at present
Agitator is degraded, and COD and multiphase are scattered, mixed effect is poor, time-consuming, causes high energy consumption, disposal ability low, serious restriction
The treatment effect and production capacity of correlative.
The characteristics of present invention has used for reference gas-liquid-solid material mixing mineralising in mineral process, using provided with automatic midge
The characteristics of pipe, Aerated stirring injection disperse to be combined with mixed phase, the strength mixing of gas-liquid-solid multi-phase material can be greatly improved；Profit
With the combination of air-flow dispersion tube and injection screen, coordinate the effect of upper and lower guide shell, improve gas-liquid-solid multi-phase material more
Property is dissipated, the effect of COD in degraded slurry can be greatly improved, so as to improve degraded COD disposal ability, processing energy is reduced
Consumption, be degraded COD or scattered, mixing solution-air or gas in chemical process, environmental project, municipal works and mineral process-
Liquid-solid multiphase material provides a kind of be applicable and reliable infant industry processing equipment.
The content of the invention
It is an object of the invention to provide a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD, the degraded groove can
Automatic midge is realized, and material can be sufficiently stirred for, degraded COD, or scattered, mixing solution-air or gas-liquid-solid multiphase material is reached
Purpose；With strong applicability, it is simple to operate, safe and reliable, continuously run the characteristics of.
To achieve these goals, the technical scheme is that：A kind of self-priming injecting type for being suitable to degraded COD efficiently drops
Groove is solved, it includes cell body 1, lower water conservancy diversion column 2, pulp-absorbing pipe 3, connecting pole 5, air-flow dispersion tube 6, injection screen 7, upper water conservancy diversion column
8th, cylinder lever connecting rod 9, driving frame 10, drive stand 11, diaphragm 15, overflow launder 17, central hollow shaft 18, radial blade
19th, rotating mechanism；
Center lower section inside cell body 1 is provided with lower water conservancy diversion column 2, and lower water conservancy diversion column 2 is fixed on inside cell body through connecting pole 5
Bottom surface on；Overcentre inside cell body 1 is provided with upper water conservancy diversion column 8, and upper water conservancy diversion column 8 is by cylinder lever connecting rod 9 and driving frame
10 lower ends are connected, and upper water conservancy diversion column 8 is provided with hole；Driving frame 10 is placed on cell body 1, and is fixedly connected with cell body 1；On lead
The lower section for flowing column 8 is provided with horn-like injection screen 7, sprays the upper end of screen 7 and connects with the lower end fixation of upper water conservancy diversion column 8
Connect, injection screen 7 is provided with spray-hole；The center at the middle part of cell body 1 is provided with air-flow dispersion tube 6, and air-flow dispersion tube 6 is located at jetted grid
The lower section of plate 7, air-flow dispersion tube 6 is connected through pull bar with injection screen 7, and air-flow dispersion tube 6 can be adjusted up and down；Air-flow disperses
Cylinder 6 is located at the top of lower water conservancy diversion column 2；
Driving frame 10 is provided with drive stand 11, and the top of central hollow shaft 18 is arranged on drive stand 11 by bearing
On, the upper end of central hollow shaft 18 is connected with rotating mechanism；The bottom of central hollow shaft 18 is placed in the inside center of cell body 1, in
The bottom of hollow shaft 18 is entreated to pass through driving frame 10, upper water conservancy diversion column 8, injection screen 7, air-flow dispersion tube 6, central hollow shaft 18
Bottom, which is provided with radial blade 19, the central hollow shaft 18 between radial blade 19, is provided with multiple breeder tubes, ventilation
Aperture is communicated with the hole in central hollow shaft 18, and the hole in central hollow shaft 18 is connected with source of the gas；The bottom of radial blade 19
In lower water conservancy diversion column 2；
The peripheral-edge lower of cell body 1 is provided with stock inlet 3, and stock inlet 3 passes through the lower water conservancy diversion below pulp-absorbing pipe 4 and cell body center of inside
Column 2 is connected；Grout outlet 16 is provided with the cell body outer rim top of the heteropleural of stock inlet 4, grout outlet 16 is externally provided with slurry outlet groove 17, gone out
The inner side of cell body 1 for starching mouth 16 is provided with diaphragm 15, and the section of diaphragm 15 is L-shaped, is fixedly connected with the inner edge of cell body 1.
By above-mentioned technical proposal, the cross section of cell body 1 is circular or octagonal；It is described when circle is in the cross section of cell body 1
The a diameter of 500mm~15000mm of cell body 1.
By above-mentioned technical proposal, the described diameter of lower water conservancy diversion column 2 and the diameter proportion of cell body 1 is 1:2~3；It is described
The diameter proportion of diameter and cell body 1 of upper water conservancy diversion column 8 be 1:2~3.
By above-mentioned technical proposal, height of the lower edge away from cell body bottom surface of lower water conservancy diversion column 2 is 100mm~1500mm.
By above-mentioned technical proposal, the spray-hole on injection screen 7 is circular or ellipse, circular or oval spray-hole
A diameter of 5mm~50mm.
By above-mentioned technical proposal, rotating mechanism includes driven pulley 12, driving motor 14；Driven pulley 12 is arranged on central hollow
The upper end of axle 18, driven pulley 12 is connected through V belt with the driving wheel on driving motor 14, and driving motor 14, which is arranged on, to be passed
On motivation frame 10, driving frame 10 is provided with protective cover 13, and the drive disk assembly of driven pulley, V belt and driving motor 14 is located at
In protective cover 13.
By above-mentioned technical proposal, the middle and lower part of radial blade is separated by hole leaf dividing plate 20, the radial blade
Separation up and down compare for 1.5:1~5:1.
By above-mentioned technical proposal, the air-flow dispersion tube 6 is provided with O-shaped dispersion hole；The lower edge of air-flow dispersion tube 6 is away from cell body
The height of bottom surface is 300mm~5000mm.
By above-mentioned technical proposal, the radial blade is 3~8；The separation of upper and lower hole leaf dividing plate 20, which is compared, is
1.5:1~5:1 (flow direction of control slurry, adjustable according to cell body diameter proportion).
The beneficial effects of the invention are as follows：
1st, the self-priming injecting type efficient degradation groove for being suitable to degraded COD of the invention, utilizes entering for being set below cell body outer rim
Mouth is starched, due to the gyration of radial blade below cell body central hollow shaft, below pulp-absorbing pipe and cell body center of inside
Connected lower water conservancy diversion column, and by the slurry material of suction, throw away slurry with the radial blade below central hollow shaft and formed
Negative pressure, so as to realize automatic midge, and can be sufficiently stirred for material, reach the purpose of dispersed material.
2nd, the self-priming injecting type efficient degradation groove for being suitable to degraded COD of the invention, utilizes lower water conservancy diversion column and cell body bottom surface
Certain height, such as：200mm, or 500mm, or 800mm etc.；Slurry shape is thrown away through the radial blade below central hollow shaft
Into after negative pressure, a part of slurry is sucked through pulp-absorbing pipe and supplemented, the slurry that another part is thrown away by radial blade, due to slurry
The difference of pressure and supplement after flowing back again, so as to form radial liquid circulation in cell body bottom, reach degraded COD, or point
Dissipate the mesh of (scattered available for gas-solid, or scattered between different liquids), mixing solution-air or gas-liquid-solid multiphase material
's.
2nd, the self-priming injecting type efficient degradation groove for being suitable to degraded COD of the invention, is set using the overcentre inside cell body
The upper water conservancy diversion column put, because the slurry below upper water conservancy diversion column is thrown out of and forms slurry missing, around upper water conservancy diversion column
Slurry supplements (upper water conservancy diversion column is provided with hole, and is larger hole, and number can be lacked) from the center of the upward water conservancy diversion column of surrounding, from
And the motion in top stream is formed, cause to disperse, mix solution-air or gas-liquid-solid multiphase material.
3rd, the self-priming injecting type efficient degradation groove for being suitable to degraded COD of the invention, more by what is set on central hollow shaft
The air-flow and the collective effect of radial blade discharged in individual breeder tube, and air-flow dispersion tube further air-flow cutting with
Under peptizaiton, efficient degradation COD and scattered, mixing solution-air or gas-liquid-solid multiphase material are reached.
4th, the self-priming injecting type efficient degradation groove for being suitable to degraded COD of the invention, in the further gas of air-flow dispersion tube
Under stream cutting and peptizaiton, the solution-air being thrown out of or gas-liquid-solid multiphase material, in the presence of horn-like injection screen,
Solution-air or gas-liquid-solid multiphase can be made fully to contact and collide, and upper and lower dual reflux cycle stock is formed with upper and lower water conservancy diversion column
Stream, realizes high efficiency dispersion, melange effect, reaches the purpose of COD in efficient degradation material.
5th, the self-priming injecting type efficient degradation groove for being suitable to degraded COD of the invention, in the cell body outer rim of stock inlet heteropleural
Side sets grout outlet, and diaphragm is provided with the inside of the cell body of grout outlet, and the section of diaphragm is L-shaped, can prevent slurry
Short circuit and the charge less point of degrading, and be easy to collect processed product, make degradation process continuous, no potential safety hazard, realization was operated
Journey is succinct.
6th, the self-priming injecting type efficient degradation groove for being suitable to degraded COD of the invention, in the middle and lower part of radial blade by band
Hole blade dividing plate, separates than being 1.5 up and down:1~5:1, the circulation port on blade dividing plate is conducive to the balance of slurry above and below regulation,
And when the slurry for having solid material is shut down, operation and loss of material are easy in energy starting under load, plasma discharge when preventing from shutting down.
7th, experiment shows：When handling identical material, and when reaching identical treatment effect, disposal ability improve 3 times with
On, or treatment time foreshortens to 1/3rd, is such as shortened within 8~9 hours 2~3 hours by former treatment time.It is suitable for solution-air
Or the high density slurry of the liquid-solid multiphase of gas, and treatment effect is good.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the sectional view with pulp-inlet pipe and discharging opening of the present invention.
Fig. 3 is with breeder tube and the schematic diagram with circulation port on blade dividing plate on the central hollow shaft of the present invention.
Fig. 4 is Fig. 3 top plan view.
In figure：Water conservancy diversion column under 1- cell bodies, 2-, 3- pulp-absorbing pipes, 4- stock inlets, 5- connecting poles, 6- air-flow dispersion tubes, 7- sprays
Penetrate screen, the upper water conservancy diversion columns of 8-, 9- cylinder lever connecting rods, 10- driving frames, 11- drive stands, 12- driven pulleys, 13- protective covers,
14- driving motors, 15- diaphragms, 16- grout outlets, 17- overflow launders, 18- central hollow shafts, 19- radial blades, 20- bands
Hole blade dividing plate, 21- floss holes (are provided with valve), 22- stabiliers, at the top of 23- central hollow shafts.
Embodiment
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD, it includes groove
Body 1, lower water conservancy diversion column 2, pulp-absorbing pipe 3, stock inlet 4, connecting pole 5, air-flow dispersion tube 6, injection screen 7, upper water conservancy diversion column 8, company
Connect pull bar 9, driving frame 10, drive stand 11, driven pulley 12, protective cover 13, driving motor 14, diaphragm 15, grout outlet
16th, overflow launder 17, central hollow shaft 18, radial blade 19, hole leaf dividing plate 20；
The cross section of cell body 1 is in circular or octagonal (the described a diameter of 500mm~15000mm of cell body 1), cell body 1
Provided with lower water conservancy diversion column 2, (diameter of described lower water conservancy diversion column 2 is 1 with the diameter proportion of cell body 1 for the center lower section in portion:2~3,
Such as 1:2,1:2.5,1:3 etc.), lower water conservancy diversion column 2 is fixed on the bottom surface inside cell body through connecting pole 5, under lower water conservancy diversion column 2
Height of the edge away from cell body bottom surface is 100mm~1500mm (i.e. the height of connecting pole 5 is 100mm~1500mm)；And cell body diameter
When big, the height of lower edge and cell body of lower water conservancy diversion column 2 is bigger (taking large values)；Overcentre inside cell body 1, which is provided with, above leads
Flowing column 8, (diameter of described upper water conservancy diversion column 8 is 1 with the diameter proportion of cell body 1:2~3, such as 1:2,1:2.5,1:3 etc.),
Upper water conservancy diversion column 8 is connected by cylinder lever connecting rod 9 with the lower end of driving frame 10, and upper water conservancy diversion column 8 is provided with hole (upper water conservancy diversion column week
The slurry enclosed is supplemented from the center of the upward water conservancy diversion column of surrounding)；The lower section of upper water conservancy diversion column 8 is provided with horn-like injection screen 7,
The upper end of injection screen 7 is fixedly connected with the lower end of upper water conservancy diversion column 8, and injection screen 7 is provided with a certain size, in regularity row
The spray-hole of row (spray-hole is circular or ellipse, a diameter of 5mm~50mm of circular or oval spray-hole)；In cell body 1
The center in portion is provided with air-flow dispersion tube 6, and air-flow dispersion tube 6 is located at the lower section of injection screen 7, and air-flow dispersion tube 6 is through pull bar and spray
Screen 7 is penetrated to be connected, and air-flow dispersion tube 6 can be adjusted up and down；Air-flow dispersion tube 6 is located at the top of lower water conservancy diversion column 2.
Driving frame 10 is placed on cell body 1 (upper end that driving frame 10 is arranged on cell body 1), and is fixedly connected with cell body 1,
Driving frame 10 is provided with drive stand 11, and the top of central hollow shaft 18 is arranged on (central hollow on drive stand 11 by bearing
Heart axle 18 passes through drive stand 11, is connected by bearing, central hollow shaft 18 is rotatable), the upper end of central hollow shaft 18 is provided with
Driven pulley 12, driven pulley 12 is connected through V belt with the driving wheel on driving motor 14, and driving motor 14 is arranged on driver
On frame 10, driving frame 10 is provided with protective cover 13, and the drive disk assembly of driven pulley, V belt and driving motor 14 is located at protection
In cover 13 (the drive disk assembly outer rim of driven pulley, V belt and driving motor 14 is provided with protective cover 13).Central hollow shaft 18
Bottom is placed in the inside center of cell body 1, the bottom of central hollow shaft 18 through driving frame 10, upper water conservancy diversion column 8, injection screen 7,
Air-flow dispersion tube 6, the bottom of central hollow shaft 18 is provided with radial blade 19, the central hollow shaft 18 between radial blade 19
Provided with multiple breeder tubes, (breeder tube is communicated with the hole in central hollow shaft 18, hole and source of the gas in central hollow shaft 18
Be connected, for ventilating), the middle and lower part of radial blade separated by hole leaf dividing plate 20 (radial blade up and down point
Every than for 1.5:1~5:1)；The bottom of radial blade 19 is located in lower water conservancy diversion column 2.
The peripheral-edge lower of cell body 1 is provided with stock inlet 3, and stock inlet 3 passes through the lower water conservancy diversion below pulp-absorbing pipe 4 and cell body center of inside
Column 2 is connected；Grout outlet 16 is provided with the cell body outer rim top of the heteropleural of stock inlet 4, grout outlet 16 is externally provided with slurry outlet groove 17, gone out
The inner side of cell body 1 for starching mouth 16 is provided with diaphragm 15, and the section of diaphragm 15 is L-shaped, is fixedly connected with the inner edge of cell body 1.
Upper limb is provided with stabilier 22 (22 in such as Fig. 1, preventing from producing vortex along cell body inwall) in the circular cell body.
The air-flow dispersion tube 6 is provided with O-shaped dispersion hole；Height of the lower edge of air-flow dispersion tube 6 away from cell body bottom surface be
300mm~5000mm.
The radial blade is 3~8；The separation of upper and lower hole leaf dividing plate 20 is compared for 1.5:1~5:1 (Fig. 3
In, a:B=1.5:1~5:1).
Described pulp-inlet pipe 4 is in plastic joining with stock inlet 3, lower water conservancy diversion column 2.
Experiment shows：When handling identical material, and when reaching identical treatment effect, disposal ability improves more than 3 times,
Or treatment time foreshortens to 1/3rd, such as shortened to 2~3 hours for 8~9 hours by former treatment time.It is suitable for solution-air
Or the high density slurry of the liquid-solid multiphase of gas, and treatment effect is good.
The course of work：
1st, reached according to the characteristic and the rheological equationm of state of pending slurry or material, and after processing required for slurry or material
Requirement, it is determined that the operating parameter such as processing intensity, time and flow of aerating air.
2nd, material inlet valve, three that part slurry or material, such as cell body swept volume are put into certain flow are opened
/ mono- or a quarter, starting motor, (mixing part is moved, and drives the central hollow shaft 18 and blade of air-filled pore to stir
Mix part)；Charging valve is opened, aeration quantity is progressively increased and adjust to suitable position.
3rd, with the increase of slurry or material in cell body, during liquid to cell body grout outlet in cell body, according to slurry or thing
The processing requirement of material is adjusted into slurry flow, when charging is gradually in balance with discharging, reaches the state continuously worked.
The 4th, if the slurry or material of processing are discontinuous, slurry-inlet valve door is closed, treats that slurry or material are handled to institute
During the requirement needed, the discharge since the guard valve of bottom, and turn charge valve down, treat that slurry or material in cell body drain into 1/3rd
Or when below a quarter, motor is closed, when the slurry or drained material in cell body, then complete a cycle or follow
Ring.
5th, when continuous work or the material of discontinuous, when being stopped because of emergency, it is not necessary to empty slurry in cell body or
Material.When needing to start, charging valve is first opened, a bit of time is inflated in advance, such as 3~5 minutes, then row startup main motor
Carry out the processing operation of respective process.
Operation principle：
1st, in chemical process, environmental project, municipal works and mineral process, the slurry waste liquid of generation or outstanding containing solid
The fluid of float COD or carries out that multiphase is scattered, mixed effect is poor, time-consuming, causes high energy consumption, disposal ability low, it is necessary to degrade.
2nd, the characteristics of using for reference gas-liquid-solid material mixing mineralising in mineral process, root edge design is automatic inside cell body
Pulp-absorbing pipe midge, when driving blade works (driving motor 14 rotates with central hollow shaft 18 and radial blade 19), puts
Penetrate shape blade to be thrown out of the slurry around it, negative pressure is produced around radial blade, pending slurry or material passes through
Automatic pulp-absorbing pipe flows into cell body, and the purpose of automatic midge is reached from opportunity.
3rd, compressed gas is imported, in radial blade and air-flow dispersion tube using central hollow shaft and the breeder tube of lower section
(central hollow shaft is connected with compressed gas source, and central hollow shaft is rotation, on the top of axle with the collective effect of injection screen
23 at the top of central hollow shaft in portion, such as Fig. 1, fixation end cap and transhipment kiln body with rotary kiln, or motor fixation carbon brush with
Rotor is similar), air flow multi-stage is cut, disperseed, mixed, and is contacted, collided, sheared with fluid and solid material
Multiple action, the multi-functional disperseed with mixing is sprayed using Aerated stirring axle, gas-liquid-solid multi-phase material can be greatly improved
Strength is mixed.
4th, the fluid or material in cell body, using the combination of air-flow dispersion tube and injection screen, coordinates upper and lower guide shell
Effect, improves the dispersivity of gas-liquid-solid multi-phase material, the effect of COD in degraded slurry can be greatly improved, so as to improve drop
Solve COD disposal ability, reduction processing energy consumption.
5th, degrade or scattered, mixed material discharged through grout outlet or bottom guard valve, collected by corresponding volume,
So as to the slurry or material after being handled.
Claims (9)
1. a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD, it is characterised in that it includes cell body（1）, lower water conservancy diversion erect
Cylinder（2）, pulp-absorbing pipe（3）, connecting pole（5）, air-flow dispersion tube（6）, injection screen（7）, upper water conservancy diversion column（8）, cylinder lever connecting rod
（9）, driving frame（10）, drive stand（11）, diaphragm（15）, overflow launder（17）, central hollow shaft（18）, radial leaf
Piece（19）, rotating mechanism；
Cell body（1）Internal center lower section is provided with lower water conservancy diversion column（2）, lower water conservancy diversion column（2）Through connecting pole（5）It is fixed on cell body
On internal bottom surface；Cell body（1）Internal overcentre is provided with upper water conservancy diversion column（8）, upper water conservancy diversion column（8）By cylinder lever connecting rod
（9）With driving frame（10）Lower end is connected, upper water conservancy diversion column（8）It is provided with hole；Driving frame（10）It is placed in cell body（1）On,
And and cell body（1）It is fixedly connected；Upper water conservancy diversion column（8）Lower section be provided with horn-like injection screen（7）, spray screen（7）'s
Upper end and upper water conservancy diversion column（8）Lower end be fixedly connected, spray screen（7）It is provided with spray-hole；Cell body（1）The center at middle part is set
There is air-flow dispersion tube（6）, air-flow dispersion tube（6）Positioned at injection screen（7）Lower section, air-flow dispersion tube（6）Through pull bar and injection
Screen（7）It is connected；Air-flow dispersion tube（6）Positioned at lower water conservancy diversion column（2）Top；
Driving frame（10）It is provided with drive stand（11）, central hollow shaft（18）Top by bearing be arranged on drive stand
（11）On, central hollow shaft（18）Upper end be connected with rotating mechanism；Central hollow shaft（18）Bottom be placed in cell body（1）It is interior
Portion center, central hollow shaft（18）Bottom pass through driving frame（10）, upper water conservancy diversion column（8）, injection screen（7）, air-flow point
Dissipate cylinder（6）, central hollow shaft（18）Bottom is provided with radial blade（19）, in radial blade（19）Between central hollow shaft
（18）It is provided with breeder tube, breeder tube and central hollow shaft（18）Interior hole is communicated, central hollow shaft（18）Interior hole with
Source of the gas is connected；Radial blade（19）Bottom be located at lower water conservancy diversion column（2）It is interior；
Cell body（1）Peripheral-edge lower is provided with stock inlet（3）, stock inlet（3）Pass through pulp-absorbing pipe（4）Under below cell body center of inside
Water conservancy diversion column（2）It is connected；With stock inlet（4）The cell body outer rim top of heteropleural is provided with grout outlet（16）, grout outlet（16）Peripheral hardware
There is slurry outlet groove（17）, grout outlet（16）Cell body（1）Inner side is provided with diaphragm（15）, diaphragm（15）Section it is L-shaped,
With cell body（1）Inner edge is fixedly connected.
2. a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD according to claim 1, it is characterised in that groove
Body（1）Cross section be circular or octagonal；Cell body（1）Cross section for it is circular when, described cell body（1）A diameter of 500 mm
~15000 mm.
3. a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD according to claim 1, it is characterised in that institute
The lower water conservancy diversion column stated（2）Diameter and cell body（1）Diameter proportion be 1:2~3；Described upper water conservancy diversion column（8）Diameter
With cell body（1）Diameter proportion be 1:2~3.
4. a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD according to claim 1, it is characterised in that under
Water conservancy diversion column（2）Height of the lower edge away from cell body bottom surface be the mm of 100 mm~1500.
5. a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD according to claim 1, it is characterised in that spray
Penetrate screen（7）On spray-hole be circular or ellipse, the mm of a diameter of 5 mm of circular or oval spray-hole~50.
6. a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD according to claim 1, it is characterised in that rotation
Rotation mechanism includes driven pulley（12）, driving motor（14）；Driven pulley（12）Installed in central hollow shaft（18）Upper end, it is driven
Wheel（12）Through V belt and driving motor（14）On driving wheel be connected, driving motor（14）Installed in driving frame（10）
On, driving frame（10）It is provided with protective cover（13）, driven pulley, V belt and driving motor（14）Drive disk assembly be located at it is anti-
Shield（13）It is interior.
7. a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD according to claim 1, it is characterised in that put
The middle and lower part of shape blade is penetrated by hole leaf dividing plate（20）Separate, the separation up and down of the radial blade is compared for 1.5:1~5:
1。
8. a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD according to claim 1, it is characterised in that institute
State air-flow dispersion tube（6）It is provided with O-shaped dispersion hole；Air-flow dispersion tube（6）Height of the lower edge away from cell body bottom surface for 300 mm~
5000 mm。
9. a kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD according to claim 1, it is characterised in that institute
Radial blade is stated for 3~8；Upper and lower hole leaf dividing plate（20）Separation compare for 1.5:1~5:1.
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