CN216798905U

CN216798905U - Alcohol-soluble black dye suction filtration washing treatment system

Info

Publication number: CN216798905U
Application number: CN202123415873.3U
Authority: CN
Inventors: 陈仙德; 袁山虎; 牛启启
Original assignee: Yumen Minghua Chemical Co ltd
Current assignee: Yumen Minghua Chemical Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-24
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a leaching and washing treatment system for alcohol soluble black dye, which comprises a leaching tank with a sealed structure, wherein the top of the leaching tank is provided with a hydraulic elevator through an independent supporting platform, the bottom of the leaching tank is connected with a vacuum tank through a vacuum pump, and the top of the hydraulic elevator is provided with a stirring device; a stirring mechanism of the stirring device penetrates through the hydraulic lifter and the independent supporting platform from top to bottom and extends into the suction filtration tank; according to the utility model, the hydraulic lifter is arranged, so that the stirring paddle can be conveniently controlled to ascend and descend, and the purpose of uniformly mixing hot water and a filter cake is achieved; through transforming the suction filtration groove into airtight container, be furnished with functions such as tail gas collection, material making beating, vacuum suction filtration, washing, the workman only needs through observing, button operation, can accomplish work, has stopped artifical contact with the material, promotes operation environment and operating efficiency, has reduced occupational hazard.

Description

Alcohol-soluble black dye suction filtration washing treatment system

Technical Field

The utility model relates to the field of dye washing treatment devices, in particular to a leaching and washing treatment system for alcohol-soluble black dye.

Background

The alcohol soluble black dye is produced by condensation reaction of aniline, nitrobenzene, ferric trichloride and hydrochloric acid, the condensation product must be acidified, dispersed and washed with water to obtain an alcohol soluble black filter cake, and the washing purpose is to remove excessive dilute sulfuric acid (dilute hydrochloric acid), aniline sulfate (hydrochloride), ferrous chloride and other impurities which affect the purity of the dye. The selection of the washing equipment directly determines the purity, water consumption and production efficiency of the dye.

At present, aiming at alcohol-soluble black dye washing equipment, a pressure filter, a centrifugal machine, a horizontal screw centrifugal machine, a two-in-one filtering washing machine, a polypropylene suction filtration barrel and the like are mainly used, and each equipment has the defects that: for example, the water consumption of the filter press is large; the single-batch efficiency of the centrifuge is low; the horizontal screw centrifuge has poor washing effect; the two-in-one filtering washing machine has high single machine cost, and stainless steel materials cannot resist hydrochloric acid corrosion, titanium materials cannot resist high temperature dilute sulfuric acid corrosion, and glass lining materials cannot be made into super large diameters; the polypropylene suction filtration barrel needs manual vacuum material suction.

The shortcomings of the washing equipment are combined, the polypropylene suction filtration barrel is modified, and the requirements of high temperature resistance (90 ℃), acid corrosion resistance (4-6% of residual acid) and chloride corrosion resistance are met. Through equipment transformation, pulping and washing reduce ton water consumption and reach the washing effect, the contact of manual work and material has been stopped to the pulping ejection of compact, promotes operation environment and operating efficiency to reach the effect of energy saving and emission reduction, occupational health protection.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a leaching and washing treatment system for alcohol-soluble black dye, which can change the washing and discharging modes of a leaching barrel and provide a semi-automatic washing system with reduced water consumption.

In order to solve the technical problem, the alcohol soluble black dye suction filtration and washing treatment system comprises a suction filtration tank with a sealed structure, wherein the top of the suction filtration tank is provided with a hydraulic elevator through an independent supporting platform, the bottom of the suction filtration tank is connected with a vacuum tank through a vacuum pump, and the top of the hydraulic elevator is provided with a stirring device; and a stirring mechanism of the stirring device penetrates through the hydraulic lifter and the independent supporting platform from top to bottom and extends into the suction filtration tank.

Further, the inside of suction filtration groove is provided with the filter plate, suction filtration groove upper portion is provided with tail gas interface, acidizing fluid entry, hot water entry, and this suction filtration groove lower part is provided with vacuum interface, thick liquids export.

Further, the filter plate is fixedly arranged at the lower part of the suction filtration groove, and the slurry outlet and the vacuum interface are respectively positioned at the upper part and the lower part of the filter plate.

Furthermore, the filter plate is provided with filter cloth through a compression piston ring.

Furthermore, the suction filter tank is made of polypropylene.

Furthermore, the hydraulic lifting module of the hydraulic lifter comprises a rack, an upper top plate and a hydraulic column, wherein the rack is fixedly connected with the independent supporting platform, the hydraulic column is installed in the rack through an installation base, and the top of the hydraulic column is fixedly connected with the upper top plate.

Further, agitating unit is including the stirring rake, stirring speed reducer, the agitator motor that connect gradually, agitator motor links to each other with the converter.

Further, the stirring speed reducer is arranged on the upper top plate, and the stirring paddle sequentially penetrates through the upper top plate and the center of the rack and is arranged in the center of the suction filtration tank.

Further, the outer layer of the stirring paddle is coated with an anticorrosive material.

Furthermore, the vacuum pump and the vacuum tank are made of anti-corrosion materials.

Compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the hydraulic lifter is arranged, so that the stirring paddle can be conveniently controlled to ascend and descend, the stirring device is protected when stirring is started, and the purpose of uniformly mixing hot water and a filter cake is achieved by ascending and descending.

2. According to the utility model, the suction filtration tank is transformed into a closed container, and the functions of tail gas collection, material pulping, vacuum filtration, washing and the like are matched, so that workers can complete work only by observing and button operation, thereby avoiding the contact between workers and materials, improving the working environment and the working efficiency, and reducing the occupational hazards in the aspects of acid corrosion, high-temperature steam and toxic gas.

3. According to the utility model, the vacuum pump and the vacuum tank are made of anticorrosive materials, and the suction filtration tank is made of polypropylene materials, so that the system device is resistant to high temperature (90 ℃), acid corrosion and chloride corrosion, and the service life of the system is prolonged.

4. According to the utility model, the filter cloth is fixed on the cylinder wall and the filter plate, so that the filter cloth is prevented from stirring along with materials during pulping, and the washing effect is improved.

5. The stirring paddle is connected with the coupler and penetrates through the center of the rack, so that the stirring paddle is prevented from shaking to influence the stirring and mixing effects.

6. According to the utility model, hot water and the filter cake are uniformly mixed by the stirring paddle, and then vacuum filtration is carried out by the vacuum pump, so that impurities (dilute sulfuric acid, dilute hydrochloric acid, aniline salt and ferrous chloride) in the dye are dissolved in the hot water and are taken out of the filter cake, the washing effect can be achieved by reducing the water amount by 30%, and the washing water consumption is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

in the figure: 1. the device comprises a suction filtration tank, 101, filter plates, 102, a vacuum interface, 103, a pressing piston ring, 104, a slurry outlet, 105, a tail gas interface, 106, an acidizing fluid inlet, 107, a hot water inlet, 2, a hydraulic lifter, 201, a rack, 202, an installation base, 203, an upper top plate, 204, a hydraulic column, 3, a stirring device, 301, a stirring paddle, 302, a stirring speed reducer, 303, a stirring motor, 4, an independent supporting platform, 5, a vacuum pump, 6 and a vacuum tank.

Detailed Description

The utility model is further described in the following description with reference to the drawings.

As shown in fig. 1, the alcohol soluble black dye suction filtration and water washing treatment system comprises a suction filtration tank 1 with a sealing structure, wherein the top of the suction filtration tank 1 is provided with a hydraulic elevator 2 through an independent supporting platform 4, the bottom of the suction filtration tank 1 is connected with a vacuum tank 6 through a vacuum pump 5, and the top of the hydraulic elevator 2 is provided with a stirring device 3; the stirring mechanism of the stirring device 3 penetrates through the hydraulic lifter 2 and the independent supporting platform 4 from top to bottom and extends into the suction filtration tank 1.

In order to make the system device resist high temperature (90 ℃), acid corrosion and chloride salt corrosion, the vacuum pump 5 and the vacuum tank 6 are made of anticorrosive materials, the suction filter tank 1 is made of polypropylene materials, and the filter cloth resists acid and high temperature.

In order to fully wash, avoid manual contact with materials and improve the working environment and the working efficiency, a filter plate 101 is arranged in the suction filtration tank 1, a tail gas interface 105, an acidizing fluid inlet 106 and a hot water inlet 107 are arranged at the upper part of the suction filtration tank 1, and a vacuum interface 102 and a slurry outlet 104 are arranged at the lower part of the suction filtration tank 1.

Preferably, the filter plate 101 is fixedly disposed at the lower portion of the filter tank 1, and the slurry outlet 104 and the vacuum port 102 are respectively located at the upper and lower portions of the filter plate 101.

In order to prevent the filter cloth from stirring along with the materials during beating, the filter plate 101 is provided with the filter cloth through a compression piston ring 103.

In order to control the stirring paddle 301 to ascend and descend conveniently, the hydraulic lifting module of the hydraulic lifter 2 includes a frame 201, an upper top plate 203, and a hydraulic column 204, the frame 201 is fixedly connected with the independent supporting platform 4, the hydraulic column 204 is installed in the frame 201 through an installation base 202, and the top of the hydraulic column 204 is fixedly connected with the upper top plate 203.

In order to control the stirring speed conveniently, the stirring device 3 comprises a stirring paddle 301, a stirring speed reducer 302 and a stirring motor 303 which are connected in sequence, and the stirring motor 303 is connected with a frequency converter.

In order to prevent the stirring paddle 301 from shaking, the stirring speed reducer 302 is disposed on the upper top plate 203, and the stirring paddle 301 sequentially penetrates through the upper top plate 203 and the center of the frame 201 to be disposed at the center of the filtration tank 1.

In order to prolong the service life of the stirring paddle 301, the outer layer of the stirring paddle 301 is coated with an anticorrosive material.

The working process of the utility model is as follows:

inputting 90 ℃ alcohol-soluble black acidizing fluid into a suction filtration tank 1 through an acidizing fluid inlet 106, carrying out vacuum filtration on the fluid through a vacuum pump 5, putting filtrate into a vacuum tank 6, leaving an alcohol-soluble black filter cake in the suction filtration tank 1, wherein the water content of the filter cake is 55-60%, and dilute sulfuric acid, dilute hydrochloric acid, ferrous chloride and the like are remained; the acid gas enters the tail gas treatment device through the tail gas interface 105.

And (2) adding a proper amount of hot water into the suction filtration tank 1 through the hot water inlet 107, and starting the hydraulic lifter 2 to enable the stirring paddle 301 to rise to the liquid level so as to reduce the resistance of the stirring motor 303 when starting and protect the starting stirring motor 303.

And (3) adjusting a frequency converter connected with a stirring motor 303, starting a stirring device 3, operating a hydraulic lifter 2 to slowly descend a stirring paddle 301, uniformly mixing hot water and a filter cake, performing vacuum filtration by using a vacuum pump 5 to separate solid from liquid, and repeating the operation for 2 times. The hot water and the filter cake are uniformly mixed and then vacuum filtered, so that impurities (dilute sulfuric acid, dilute hydrochloric acid, aniline salt and ferrous chloride) in the dye are dissolved in the hot water and are taken out of the filter cake, and the washing effect can be achieved after the water amount is reduced by 30%.

And (4) adding hot water into the suction filtration tank 1 again, and pumping the mixed solution into the next procedure through a slurry outlet 104 after uniform pulping.

According to the device system provided by the utility model, on one hand, the optimized suction filtration tank 1 is high in washing efficiency, low in unit water consumption and less in filter cake impurities, and provides technical support for the subsequent preparation of high-quality oil-soluble aniline; on the other hand, the contact between manpower and materials is avoided, and occupational hazards in the aspects of acid corrosion, high-temperature steam and toxic gas are reduced. It will be apparent to those skilled in the art that the foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any way, but that modifications and improvements may be made thereto without departing from the spirit and scope of the utility model. Therefore, modifications and improvements based on the present invention are considered to fall within the scope of the claimed invention.

Claims

1. The utility model provides an alcohol-soluble black dye suction filtration washing processing system which characterized in that: the device comprises a suction filtration tank (1) with a sealing structure, wherein the top of the suction filtration tank (1) is provided with a hydraulic elevator (2) through an independent supporting platform (4), the bottom of the suction filtration tank is connected with a vacuum tank (6) through a vacuum pump (5), and the top of the hydraulic elevator (2) is provided with a stirring device (3); a stirring mechanism of the stirring device (3) penetrates through the hydraulic lifter (2) from top to bottom, and the independent supporting platform (4) extends into the suction filtration tank (1); a filter plate (101) is arranged in the suction filter tank (1), a tail gas interface (105), an acidizing fluid inlet (106) and a hot water inlet (107) are arranged at the upper part of the suction filter tank (1), and a vacuum interface (102) and a slurry outlet (104) are arranged at the lower part of the suction filter tank (1); the suction filter tank (1) is made of polypropylene; the vacuum pump (5) and the vacuum tank (6) are made of anti-corrosion materials.

2. The alcohol soluble black dye suction filtration and water washing treatment system as claimed in claim 1, wherein: the filter plate (101) is fixedly arranged at the lower part of the filter tank (1), and the slurry outlet (104) and the vacuum port (102) are respectively positioned at the upper part and the lower part of the filter plate (101).

3. The alcohol soluble black dye suction filtration and water washing treatment system as claimed in claim 1, wherein: and filter cloth is arranged on the filter plate (101) through a compression piston ring (103).

4. The alcohol soluble black dye suction filtration and water washing treatment system as claimed in claim 1, wherein: the hydraulic lifting module of the hydraulic lifter (2) comprises a rack (201), an upper top plate (203) and a hydraulic column (204), wherein the rack (201) is fixedly connected with the independent supporting platform (4), the hydraulic column (204) is installed in the rack (201) through an installation base (202), and the top of the hydraulic column (204) is fixedly connected with the upper top plate (203).

5. The alcohol soluble black dye suction filtration and water washing treatment system as claimed in claim 4, wherein: agitating unit (3) are including stirring rake (301), stirring speed reducer (302), agitator motor (303) that connect gradually, agitator motor (303) link to each other with the converter.

6. The alcohol soluble black dye suction filtration and water washing treatment system as claimed in claim 5, wherein: the stirring speed reducer (302) is arranged on the upper top plate (203), and the stirring paddle (301) sequentially penetrates through the upper top plate (203) and the center of the rack (201) and is arranged in the center of the suction filter tank (1).

7. The alcohol soluble black dye suction filtration and water washing treatment system as claimed in claim 5, wherein: the outer layer of the stirring paddle (301) is coated with an anticorrosive material.