CN209721639U - A kind of deinking effluent treatment machine - Google Patents

Abstract

The utility model discloses a kind of deinking effluent treatment machines, main reaction region including tank body shape and with the taper ink collecting area that is connected at the top of main reaction region, main reaction region bottom is then communicated with funnel shaped Ji Zhaqu, Ji Zhaqu is in communication with the outside by the slag-drip opening with slag-discharging valve, main reaction region is provided with flow spoiler in bottom, the outer end side of injection foam maker is provided with the air intake duct I of connection, the inner end of injection foam maker then passes through water inlet I, it is connected in water inlet II and main reaction region, the outer end side of jet pump foam maker is provided with the air intake duct II of connection, the inner end of jet pump foam maker then passes through water inlet III, it is connected in water inlet IV and main reaction region, wherein the upper end of jet pump foam maker passes through the internal circulation pump in main reaction region, it is connected in interior recycling outlet and main reaction region.The entire treatment process of the utility model can make full use of the deinking chemicals such as remaining surfactant in waste water, more save without in addition addition chemicals, processing cost.

Description

A kind of deinking effluent treatment machine

Technical field

The utility model relates to a kind of sewage treatment equipment, specifically a kind of deinking effluent treatment machine.

Background technique

Deinking regenerated paper and paperboard mill are generally with newsprint and printing paper waste paper production newsprint or other paper and cardboard.It is de- Black recycled paper mill needs that a large amount of chemicals are added in deinking process, with ensure washing and flotation stage can effectively deinking.According to It counts, chemicals used in deinking process has sodium hydroxide, calcium chloride, sodium metasilicate, dispersing agent, chelating agent, hydrogen peroxide, table Face activating agent etc. more than 10.How closed circulation reuse is carried out to greatest extent to deinking wastewater, the discharge for reducing waste water is mesh The major issue that preceding numerous deinking regenerated paper factories face.Lot of domestic and international deinking regenerated paper factory is returned in deinking slurrying middle section water at present The process equipment used with field exist take up a large area, complex treatment process, energy consumption is high, Operation and Maintenance inconvenience etc. is many lacks Point.

Summary of the invention

In order to make floatation and ink removing pulping system middle-stage wastewater can be realized benign cycle, and other same categories of device is overcome to take up an area Area is big, complex process, energy consumption is high, the disadvantage of Operation and Maintenance inconvenience, and years of researches and life are passed through by my company technique team Practice is produced, by multiple technological improvement, latest generation ZF series deinking effluent treatment machine is finally succeeded in developing, and is provided a kind of de- Black waste waster processor.

The utility model to achieve the above object, a kind of deinking effluent treatment machine, main reaction region including tank body shape and with The taper ink collecting area being connected at the top of main reaction region, main reaction region bottom are then communicated with funnel shaped Ji Zhaqu, and Ji Zhaqu is logical It crosses the slag-drip opening with slag-discharging valve to be in communication with the outside, flow spoiler is provided in the bottom of main reaction region, the master above flow spoiler is anti- It answers that area passes through sparge pipe I respectively and sparge pipe II is communicated with injection foam maker and jet pump foam maker, sprays the outer end of foam maker Side is provided with the air intake duct I of connection, and the inner end for spraying foam maker then passes through to be connected in water inlet I, water inlet II and main reaction region Logical, the outer end side of jet pump foam maker is provided with the air intake duct II of connection, and the inner end of jet pump foam maker then passes through water inlet III, it is connected in water inlet IV and main reaction region, wherein the upper end of jet pump foam maker passes through the interior circulation in main reaction region It is connected in pump, interior recycling outlet and main reaction region, the discharging opening for permitting discharging of the toner with venting valve is then provided at the top of ink collecting area, it is main anti- It answers the bottom side in area also to pass through the collector pipe being folded upward at and is communicated with fluid level controller.

Main reaction region: being located in the middle part of equipment, is divided to two kinds of cross section cyclotomy shape and ellipse, can flexibly be adjusted according to user scene It is whole.Main reaction region is divided into two-stage flotation cells.

Ink collecting area: being located at upper side, arranges taper foam collecting region and discharging opening for permitting discharging of the toner.

Taper slag gathering hopper: immediately below device bottom, reaction zone, for collecting filler (talcum powder, calcium carbonate etc.), and The regular deslagging of valve is set.

Collector pipe: being located at below main reaction region, treated for collecting floatation and ink removing middle section water.It and fluid level controller Connection.

Fluid level controller: connecting with collector pipe, controls equipment inside liquid level and froth bed thickness by handwheel adjusting screw.

It sprays foam maker: being the core component of equipment, using ladder diffusion principle through air intake duct self-priming air inlet, air inflow Greatly, a large amount of wide spectrum bubbles can be generated.

Cyclone water distributor: dividing level-one water distribution and second level water distribution, and by sparge pipe, water inlet tangent line eddy flow water distribution, heavy seeds are (sliding The fillers such as mountain flour) it is moved to barrel under the action of the centrifugal force and drops to cylinder body bottom slag bucket, regular outlet.

Flow spoiler: being fixed on cylinder central reaction zone, and effect is to increase ink, gluing object by flow-disturbing in conjunction with bubble Probability.

Internal circulation apparatus: by interior recycling outlet, internal circulation water pump, injection foam maker and internal circulating rotational flow water distributor group At can increase the number that waste water mixes with air, improve Deinking Efficiency.

The utility model deinking effluent treatment machine is contained using what floatation separation removal pulp concentrating dewatering period generated Fiber, tiny ink, microstickies, filler middle section water, tiny ink, gluing object, filler etc. are to papermaking in separation water outlet Harmful impurity, and fiber fines, remaining chemicals (NaOH, sodium metasilicate, surfactant etc.), calorific value etc. can be straight in water The front end for using pulping system is taken back, reclamation rate can reach 85% or more, really realize under the premise of not influencing pulp quality de- The benign cycle of black middle section water, while dosage of the deinking chemicals in hydrabrusher can be reduced, further decrease life Produce cost.

Compared with same category of device, ZF series deinking effluent treatment machine has following performance characteristics:

1, vertical installation does not need foundation bolt and fixes, and occupied area is small.

2, device structure is simple, convenient operating maintenance is quick.

3, equipment shape can be optimized according to user's use site, meets the needs of different user.

4, water intake mode is divided to the water inlet of water pump positive pressure and two kinds of water inlet of normal pressure gravity flow, can flexibly be cut according to different use sites It changes.

5, water distribution, two kinds of tangent line eddy flow water distribution are spread in water inlet water distribution manner branch center, can be according to user installation scene flexibly Adjustment.

6, entire treatment process can make full use of the deinking chemicals such as remaining surfactant in waste water, without in addition adding Add chemicals, processing cost more saves.

Detailed description of the invention

The utility model is described further now in conjunction with attached drawing.

Fig. 1 is the schematic view of the front view of the utility model；

Fig. 2 is the overlooking structure diagram of the utility model.

Specific embodiment

As shown in Fig. 1 Fig. 2, a kind of deinking effluent treatment machine and pushes up at main reaction region 1 including tank body shape with main reaction region 1 The taper ink collecting area 2 of portion's connection, 1 bottom of main reaction region are then communicated with the funnel shaped area Ji Zha 3, and the area Ji Zha 3 is by having The slag-drip opening 21 of slag-discharging valve 22 is in communication with the outside, and flow spoiler 11, the master of 11 top of flow spoiler are provided in 1 bottom of main reaction region Reaction zone 1 is communicated with injection foam maker 6 and jet pump foam maker 14, injection foaming by sparge pipe I 8 and sparge pipe II 16 respectively The outer end side of device 6 is provided with the air intake duct I 7 of connection, and the inner end of injection foam maker 6 then passes through water inlet I 9, water inlet II 10 It is connected to in main reaction region 1, the outer end side of jet pump foam maker 14 is provided with the air intake duct II 15 of connection, jet pump foam maker 14 inner end then passes through to be connected in water inlet III 17, water inlet IV 18 and main reaction region 1, wherein the upper end of jet pump foam maker 14 By being connected in internal circulation pump 13, interior recycling outlet 12 and the main reaction region 1 in main reaction region 1, ink collecting area 2 is pushed up Portion is then provided with the discharging opening for permitting discharging of the toner 19 with venting valve 20, and the bottom side of main reaction region 1 also passes through the collector pipe 4 being folded upward at and connects It is connected with fluid level controller 5.

Utility model works principle: the deinking wastewater from thickening section initially enters injection foaming along water inlet line The ladder disperser of device 6, while air intake duct I 7 sucks large quantity of air, the waste water through injection diffusion mixes with air and by air A large amount of bubbles are cut into, ink, gluing object in paper pulp etc. are combined together to form with bubble under the action of surfactant Ink -- bubble complex, into the sparge pipe I 8 of the water distributor of the first order flotation cells of main reaction region 1, immediately through water inlet 9,10 tangent lines enter main reaction region 1, and main reaction region is equipped with flow spoiler 11, and under the action of flow spoiler, bubble is in reaction zone It is constantly mobile to form ink in conjunction with more ink -- bubble complex, and ink collecting area 2 at the top of equipment is floated up to, warp The good slurry for crossing the processing of first order flotation cells is moved down along main reaction region, interior recycling outlet 12 is subsequently entered, through interior circulation Water pump 13 sequentially enters injection foam maker 14, sparge pipe II 16, water inlet III 17, the water inlet IV 18 of second level flotation cells, Air enters injection foam maker 14 through air intake duct II 15 again and mixes with waste water, mix bladdery waste water enter after equipment again with Flow spoiler 10 contacts, and passes through after by the collector pipe 4 of second level flotation treated waste water enters from top to bottom equipment middle and lower part 5 device for transferring of fluid level controller enters reuse pool.Ink -- bubble complex constantly rises to ink collecting area at the top of equipment 2.Discharging opening for permitting discharging of the toner 19 is located at the top of ink collecting area, and setting valve 20, passes through gas inside controlling opening of valve adjustment equipment at this Pressure, the device for transferring under the effect of ink collecting area pressure of the foam rich in ink.Filler talcum powder, calcium carbonate in waste water etc. by It is greater than water in specific gravity, after entering equipment reaction area through cyclone water distributor, is slowly sunk down under the action of centrifugal force and self weight In device bottom taper slag gathering hopper 3, slag-drip opening 21 is located at taper slag gathering hopper bottom, periodically opens slag-discharging valve 22 for impurities at bottom The fillers such as talcum powder, calcium carbonate are discharged into plant area's sewer through slag-drip opening 21.

The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model It encloses.Any those skilled in the art, made equivalent change under the premise of not departing from the conceptions and principles of the utility model Change and modify, should belong to the range of the utility model protection.

Claims (3)

1. a kind of deinking effluent treatment machine, it is characterised in that: main reaction region including tank body shape and be connected at the top of main reaction region Taper ink collecting area, main reaction region bottom is then communicated with funnel shaped Ji Zhaqu, and Ji Zhaqu is by with slag-discharging valve Slag-drip opening is in communication with the outside, and flow spoiler is provided in the bottom of main reaction region, and the main reaction region above flow spoiler passes through water distribution respectively Pipe I and sparge pipe II are communicated with injection foam maker and jet pump foam maker, the outer end side for spraying foam maker are provided with connection Air intake duct I, the inner end for spraying foam maker then passes through to be connected in water inlet I, water inlet II and main reaction region, jet pump foam maker Outer end side is provided with the air intake duct II of connection, and it is anti-that the inner end of jet pump foam maker then passes through water inlet III, water inlet IV and master Answer in area be connected to, wherein the upper end of jet pump foam maker by be located at main reaction region in internal circulation pump, interior recycling outlet with It is connected in main reaction region, is then provided with the discharging opening for permitting discharging of the toner with venting valve at the top of ink collecting area, the bottom side of main reaction region is also Fluid level controller is communicated with by the collector pipe being folded upward at.

2. a kind of deinking effluent treatment machine as described in claim 1, it is characterised in that: main reaction region section is round or oval Shape.

3. a kind of deinking effluent treatment machine as described in claim 1, it is characterised in that: bottom is additionally provided with rotation in main reaction region Spread hydrophone.