CN214765269U - Preparation device of granular polymer adsorption material - Google Patents

Abstract

The utility model belongs to compound polymer gel material solidification shaping field, concretely relates to granular polymer adsorption material's preparation facilities. The device includes dropping liquid subassembly, phase splitting subassembly, receives the filter assembly and washs the subassembly, receive the filter assembly and wash the subassembly and set up respectively in phase splitting subassembly front and back end, and all communicate with the phase splitting subassembly, the dropping liquid subassembly set up the top at the inlet pipe of phase splitting subassembly. The device can be used for industrially processing the granular polymer adsorption material with the aperture in batches, and has good forming and adsorption effects.

Description

Preparation device of granular polymer adsorption material

Technical Field

The utility model belongs to compound polymer gel material solidification shaping field, concretely relates to granular polymer adsorption material's preparation facilities.

Background

The artificial synthesized composite materials are various, wherein the polymer gel belongs to a special organic functional composite material. The organic composite polymer material is a system consisting of a three-dimensional network or an interpenetrating network formed by cross-linking and polymerizing molecular chains and a solvent (usually water), and is similar to biological tissues. The cross-linked structure makes the water-insoluble and keeps a certain shape, and has certain functionality; such as microfiltration membranes, ultrafiltration membranes, nanofiltration membranes, reverse osmosis membranes, forward osmosis membranes and the like which are currently used for water treatment. Meanwhile, the polymer gel can be developed into different forms and shapes, and the composite materials with different forms and shapes have certain special function application, but a corresponding preparation device and method for preparing the granular polymer adsorption material are lacked at present. Meanwhile, the existing composite polymer material is adopted as a membrane casting solution, and the prepared granular polymer adsorption material has poor forming effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides a device for preparing granular polymer adsorbent material. The device can be used for industrially processing the granular polymer adsorption material with the aperture in batches, and has good forming and adsorption effects.

The technical scheme of the utility model is that: the utility model provides a granular polymer adsorption material's preparation facilities, the device include dropping liquid subassembly, phase splitting subassembly, receive the filter assembly and wash the subassembly and set up respectively in phase splitting subassembly front and back end, and all communicate with the phase splitting subassembly, the dropping liquid subassembly set up the top at the inlet pipe of phase splitting subassembly.

Further, the dropping liquid assembly comprises a dropping liquid pipe and a hot air pipe; the dropping liquid pipe is arranged in the hot air pipe, and a gap is reserved between the dropping liquid pipe and the hot air pipe, wherein the gap is 1-0.2 times of the diameter of the dropping liquid pipe; the length of the hot air pipe is slightly longer than that of the dropping liquid pipe, wherein the length of the hot air pipe is 3-0.15 times of the diameter of the dropping liquid pipe; and a water outlet plate with holes distributed uniformly is arranged at the position of the liquid outlet of the liquid dropping pipe.

Further, the nanofiltration component comprises a nanofiltration device and a backwashing pump; one end of the backwashing pump is connected with a backwashing water pipeline, and the other end of the backwashing pump is communicated with the nanofiltration device through a three-way valve; the nanofiltration device is communicated with the solidification water tank of the phase splitting component through a water production outlet of the three-way valve.

Furthermore, the split-phase assembly comprises a shell, a supporting frame, a roller and a solidification water tank; the roller is obliquely arranged on the support frame through the shell, a certain gap is formed between the shell and the roller, so that the roller can freely rotate in the shell, a feeding pipe with an upward opening is arranged at the high end of the roller, and a horn-shaped discharging port is arranged at the low end of the roller; a first water pump is arranged on one side of the support frame and is communicated with the feeding pipe through a pipeline, a collecting pipe is arranged on the other side of the support frame, and a collecting opening of the collecting pipe is positioned below the horn-shaped discharging opening; the support frame, the first water pump and the collecting pipe are all arranged in the solidification water tank, and the collecting pipe is communicated with the cleaning assembly through a discharge port on one side of the solidification water tank; the roller and the shell are arranged in the solidification water tank.

Furthermore, the cleaning assembly comprises a cleaning water tank with a cover plate and a stirrer, wherein a driving part of the stirrer is arranged on the cover plate, and a stirring part of the stirrer is arranged in the cleaning water tank; a filter plate is transversely arranged at the lower end of the cleaning water tank; the bottom of the cleaning water tank is provided with a discharge port which is respectively connected with a second water pump and a cleaning solution discharge pipeline, and the other end of the second water pump is communicated with the solidification water tank of the phase splitting assembly; the upper end of the cleaning water tank is provided with a cleaning liquid inlet and a receiving opening, and the receiving opening is communicated with a discharge opening on one side of the solidification water tank through a pipeline; the cleaning water tank is provided with a gel outlet above the filter plate.

The utility model discloses an effective benefit:

1. the utility model pumps the water in the solidification water tank into the feed pipe through the first water pump, and simultaneously, the casting solution is dripped from the feed port of the feed pipe, and the casting solution is rapidly split in phase after contacting with the water at the feed port; the casting solution is fully contacted with water in the roller for solidification and molding through the slow rotation of the roller. The device can be used for industrially processing the granular polymer adsorption material with the aperture in batches, and has good forming and adsorption effects.

2. The utility model has the advantages that the feeding pipe and the roller are provided with the sieve pores, so that the solid-liquid separation is convenient; the roller can rotate by arranging the motor and the chain, so that the casting film liquid can be fully contacted with water and is convenient for quick phase splitting forming.

3. The utility model discloses be provided with a plurality of telescopic links on the base, the height and the gradient of the adjusting cylinder of being convenient for, the water yield in the control cylinder provides the impulsive force, can be better solidify.

4. The utility model discloses a dropping liquid pipe and hot-blast main form the cortex on the liquid drop surface of membrane casting liquid easily, and the split phase is difficult to destroy.

5. The device of the utility model comprises the integrated treatment of dripping of the casting solution, phase splitting of gel, gel cleaning and recycling and treatment of the solidified water, and is high in efficiency, energy-saving, environment-friendly and suitable for batch production.

Drawings

The present invention will be described in further detail with reference to the following embodiments and accompanying drawings:

FIG. 1 is a schematic diagram of an apparatus for producing a granular polymer adsorbent according to the present invention;

FIG. 2 is a cross-sectional view of the drip tube 1-1 of FIG. 1;

FIG. 3 is a cross-sectional view of the drum 2-2 of FIG. 1;

in the figure, 1, a dropping tube; 2. a hot air pipe; 3. a feed pipe; 4. a drum; 4-1, a chain; 4-2, rollers; 4-3, a support seat; 5. a housing; 6. a motor; 7. a support frame; 8. a first water pump; 9. a collection pipe; 10. a solidification water tank; 11. cleaning the water tank; 12. a blender; 13. a second water pump; 14. a booster pump; 15. a nanofiltration device; 16. a backwash pump; 17. filtering the plate; 18. and a three-way valve.

Detailed Description

The concept, specific structure and technical effects of the present invention will be described in detail below with reference to the following embodiments and accompanying drawings, so as to fully illustrate and understand the objects, features and effects of the present invention, and the embodiments are only a part of the embodiments of the present invention, but not all embodiments, and based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without creative efforts all belong to the protection scope of the present invention. The patent design relates to connection relations, and the connection relations are not directly connected, but form a connection structure by adding or deleting connection auxiliary elements according to actual conditions. In order to make the technical means, innovative features, objectives and benefits of the present invention easily apparent, the present invention will be further explained with reference to the accompanying drawings 1, 2 and 3.

Example 1

As shown in figure 1, the utility model provides a granular polymer adsorption material's preparation facilities, the device include dropping liquid subassembly, phase splitting subassembly, receive the filter assembly and wash the subassembly and set up respectively at phase splitting subassembly front and back end, and all communicate with phase splitting subassembly, dropping liquid subassembly set up in the top of phase splitting subassembly's inlet pipe 3.

The nanofiltration component is used for providing solidification water, namely water or pure water containing a low-concentration casting solution solvent, for the phase separation component, so that the generation amount of wastewater in production is reduced;

the dropping liquid assembly is used for providing a casting solution (composite polymer adsorption material) for the phase splitting assembly and controlling the size of droplets of the casting solution;

the phase splitting component is used for splitting phases of the casting solution to obtain a formed granular polymer adsorption material;

and the cleaning component is used for cleaning the granular polymer adsorbing material after the phase splitting component.

Example 2

On the basis of the embodiment 1, as shown in fig. 2, the dropping component comprises a dropping tube 1 and a hot blast pipe 2; the dropping liquid pipe 1 is arranged in the hot air pipe 2, and a gap is reserved between the dropping liquid pipe 1 and the hot air pipe 2, wherein the gap is 1-0.2 times of the diameter of the dropping liquid pipe 1, and the length of the hot air pipe 2 is slightly longer than that of the dropping liquid pipe 1 (the part of the hot air pipe 2, which is longer than the dropping liquid pipe 1, is 3-0.15 times of the diameter of the dropping liquid pipe 1, and the length of the hot air pipe 2 is adjustable); the liquid outlet of the dropping liquid pipe 1 is provided with a water outlet plate with holes distributed uniformly.

The casting film liquid forms liquid drops through the holes at the liquid outlet of the liquid dropping pipe, and the hot air pipe sleeves the liquid dropping pipe, so that when the liquid drops encounter hot air in the hot air pipe, a skin layer is easily formed on the surface of the liquid drops, the liquid drops are not easily damaged in the phase splitting assembly, and the pore size of the surface of the formed granular polymer adsorption material can be controlled.

Further, as shown in fig. 1, the nanofiltration assembly comprises a nanofiltration device 15 and a backwash pump 16; one end of the backwashing pump 16 is connected with a backwashing water pipeline, and the other end is communicated with the nanofiltration device 15 through a three-way valve 18; the nanofiltration device 15 is communicated with the solidification water tank 10 of the phase separation component through a water production outlet of a three-way valve 18.

Further, a booster pump 14 is connected between the nanofiltration device 15 and the solidification water tank 10 in series.

The backwashing water directly enters the solidification water tank 10 through a backwashing pump 16 through a water outlet of a three-way valve 18, so as to achieve the purpose of cleaning the solidification water tank 10, and also can reach the nanofiltration device 15 through the three-way valve 18, so as to achieve the purpose of cleaning the nanofiltration device 15; the water produced after nanofiltration enters a solidification water tank through a three-way valve 18, and concentrated solution obtained by nanofiltration treatment and backwash effluent are collected to be treated; and when the pressure difference between the water inlet end and the water production end of the nanofiltration device reaches a threshold value, backwashing the nanofiltration device. The nanofiltration device is prior art and will not be described in detail here.

Further, the split-phase assembly comprises a shell 5, a support frame 7, a roller 4 and a solidification water tank 10; the roller 4 is obliquely arranged on the support frame 7 through the shell 5, a certain gap is formed between the shell 5 and the roller 4, so that the roller 4 can freely rotate in the shell 5, the feeding pipe 3 with an upward opening is arranged at the high end of the roller 4, and the horn-shaped discharging port is arranged at the low end of the roller 4; a first water pump 8 is arranged on one side of the support frame 7, the first water pump 8 is communicated with the feeding pipe 3 through a pipeline, a collecting pipe 9 is arranged on the other side of the support frame 7, and a collecting port of the collecting pipe 9 is positioned below the horn-shaped discharging port; the support frame 7, the first water pump 8 and the collecting pipe 9 are all arranged in the solidification water tank 10, and the collecting pipe 9 is communicated with the cleaning component through an outlet at one side of the solidification water tank 10; the roller 4 and the shell 5 are both arranged in the coagulating basin 10.

As shown in fig. 3, the housing 5 is a cylindrical structure or a frame structure, two ends inside the housing 5 are respectively and uniformly provided with 4 supporting seats 4-3 along the circumferential direction of the roller 4, each supporting seat 4-3 is provided with a roller 4-2, the roller 4 is arranged in the housing 5 through the roller 4-2, the exterior of the housing 5 is fixed with a motor 6, the exterior of the roller 4 is provided with meshing teeth along the circumference, and a rotating shaft of the motor 6 is rotatably connected with the roller 4 through a chain 4-1 and the meshing teeth on the roller 4; the roller 4 is fully distributed with sieve pores.

Further, rolling grooves corresponding to the rollers 4-2 are formed in the two ends of the roller 4 along the circumferential direction, and the rolling grooves play a guiding role.

Further, the rotating speed of the roller 4 is 20-120 revolutions per minute.

The utility model discloses a motor 6 drives cylinder 4 through the chain and carries out slow rotation, can make the water of congealing in the casting film liquid of split phase and the cylinder 4 fully contact, further solidification. The motor 6 is preferably a variable frequency motor.

Furthermore, the feeding pipe 3 is fixedly connected with the shell 5, one end of the feeding pipe extends into the roller 4, and the other end of the feeding pipe is arranged outside the shell 5; the pipeline connected with the first water pump 8 is connected on the pipe wall at the upper end of the feeding pipe 3.

Further, the inlet pipe 3 be double-deck drum structure, the inlayer of inlet pipe 3 is covered with the sieve mesh, avoids reducing the casting film liquid with 3 pipe wall of inlet pipe adhesive possibility. A quick-connection interface is arranged below the feeding pipe 3, the pipeline is connected with the feeding pipe 3 through the quick-connection interface, and the quick-connection interface is convenient to mount and dismount, so that the time is saved; the aperture of the sieve holes on the feeding pipe 3 and the roller 4 are both 1-3mm, so that the particles separated from the phase can be prevented from leaking out of the sieve holes, and the water can be effectively drained, and the distance between the inner layer and the outer layer of the feeding pipe 3 is 5-10 mm.

Furthermore, the supporting frame 7 is a base with an inclined table top, or consists of a base and a plurality of telescopic rods, and the telescopic rods are sequentially arranged on the base from high to low; the inclination angle is 10-45 degrees. The oblique arrangement of the roller can be realized, certain impulse force in the curing process is ensured, and meanwhile, phase splitting is facilitated. Meanwhile, the inclination height of the roller and the inclination angle of the inclined surface can be adjusted through the arrangement of the telescopic rods.

Further, the cleaning assembly comprises a cleaning water tank 11 with a cover plate and a stirrer 12, wherein a driving part of the stirrer 12 is arranged on the cover plate, and a stirring part of the stirrer 12 is arranged in the cleaning water tank 11; a filter plate 17 is transversely arranged at the lower end of the cleaning water tank 11; the bottom of the cleaning water tank 11 is provided with a discharge port, the discharge port is respectively connected with a second water pump 13 and a cleaning liquid discharge pipeline, and the other end of the second water pump 13 is communicated with the solidification water tank 10 of the phase splitting assembly; the upper end of the cleaning water tank 11 is provided with a cleaning liquid inlet and a receiving opening, and the receiving opening is communicated with an outlet on one side of the solidification water tank 10 through a pipeline; the cleaning water tank 11 is provided with a gel discharge port above the filter plate 17.

Gel particle materials after phase separation enter the cleaning water tank 11 from the containing port through the collecting port of the collecting pipe 9, a filter plate 17 at the lower end of the cleaning water tank intercepts the gel particles, solidification liquid returns to the solidification water tank 10 under the action of a second water pump 13, and feeding is stopped after a certain amount of gel particles are accumulated in the cleaning water tank 11; the cleaning liquid flows into the cleaning liquid inlet, the stirrer 12 stirs at a certain speed to clean the gel particles, and the cleaned cleaning liquid is discharged; the cleaned gel particles are discharged through a gel discharge port.

A preparation method of a granular polymer adsorption material at least comprises the following steps:

1) placing a support frame 7 and a first water pump 8 in the solidification liquid in a solidification water tank 10, and arranging the roller 4 which is obliquely arranged on the support frame 7 in the solidification liquid in the solidification water tank 10;

2) starting the motor 6 and the first water pump 8 to start working, wherein the motor 6 is meshed with the meshing teeth on the roller 4 through the chain 4-1 to drive the roller 4 to rotate slowly;

3) the first water pump 8 pumps the solidification liquid in the solidification water tank 10 into the feeding pipe 3, meanwhile, the casting solution is dripped into the feeding pipe 3 through a dripping pipe, and after the casting solution is contacted with the solidification liquid at the feeding port of the feeding pipe 3, the phase is rapidly separated and fully contacted with the solidification liquid in the roller 4, under the action of gravity, the casting solution is discharged into the collecting pipe 9 through the horn-shaped discharging port of the roller 4 after phase separation forming, and enters the cleaning water tank 11 through the collecting pipe 9, the gel particles are cleaned through stirring at a certain speed by the stirrer 12, and the cleaned cleaning solution is discharged outside; the cleaned gel particles are discharged through a gel discharge port.

The coagulating liquid is one or more of water, a water solution of dimethylacetamide and N, N-dimethylformamide.

Example 3

On the basis of the embodiment 2, the inner wall of the solidification water tank 10 is coated with one or more coatings of epoxy resin, PVC and PP, and has firm bonding and corrosion resistance; the shell 5, the supporting frame 7, the roller 4 and the collecting pipe 9 are made of any one of stainless steel, TPFE (polytetrafluoroethylene) and PVC. In the embodiment, the shell 5, the support frame 7 and the roller 4 are all made of stainless steel, and the collecting pipe 9 is made of PVC. The feeding pipe 3 adopts TPFE, so that particles which can be subjected to phase separation are not easy to adhere to the feeding pipe.

The temperature of the coagulation water in the coagulation water tank 10 is controlled within a range of 20 to 80 ℃.

Example 4

On the basis of the embodiment 2 or 3, the casting solution adopted in the embodiment is prepared from polyvinylidene fluoride, DMAc (dimethylacetamide), a pore-forming agent, graphene oxide and a diluent according to a mass ratio of 7: 1: 1: 1: 3, DMAc can quickly dissolve polyvinylidene fluoride into colloidal solution; the pore-foaming agent is pvc polyvinylpyrrolidone or OP10, and can be uniformly dispersed in a compatible high polymer material; the graphene oxide can reduce the energy between interfaces; the diluent is one or a combination of polyethylene glycol, tributyl phosphate, dibutyl phosphate and the like;

preparing a casting solution (composite high polymer material) from a high polymer material polyvinylidene fluoride by using DMAc, a pore-forming agent, graphene oxide (powder) and a diluent according to the proportion, standing for 5-12 hours, defoaming and degassing; the defoamed and degassed casting solution is dripped into a feed inlet of a feed pipe 3 through a peristaltic pump, and is preliminarily formed into a polymer gel material under the action of water.

The composite polymer material of this embodiment has certain mechanical strength, has certain porosity, with (powder) homogeneous mixing such as graphene oxide, inorganic powder material is wrapped up completely to the macromolecular material, presents for three-dimensional netted macromolecular structure parcel inorganic powder material, and the cavity communicates with each other in three-dimensional lattice structure simultaneously, and guarantees the utility model discloses an inorganic powder in use among the composite polymer material is because the pulsation strikes takes place the run-off phenomenon, simultaneously, because the utility model discloses a pore that composite polymer material has makes it have capillary, adsorption efficiency.

The composite polymer material consists of an organic phase and an inorganic phase, wherein the main function of the organic phase is embodied by the polymer material, namely a three-dimensional reticular polymer structure and a polymer forming body with a certain aperture on the surface are formed, and the inorganic phase component is embedded in the three-dimensional reticular polymer structure to realize the adsorption function and replace the ion selection function which can not be adsorbed and separated by the conventional organic ion exchange resin. Compared with the composite polymer material in the prior art, the effect is better.

The above illustration is merely an illustration of the present invention, and does not limit the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention.

Parts of the above embodiments that are not specifically described are well known components and conventional structures or conventional means in the art and will not be described in detail herein.

Claims (3)

1. A preparation device of granular polymer adsorption material is characterized in that: the device comprises a dropping liquid assembly, a phase splitting assembly, a nanofiltration assembly and a cleaning assembly, wherein the nanofiltration assembly and the cleaning assembly are respectively arranged at the front end and the rear end of the phase splitting assembly and are communicated with the phase splitting assembly, and the dropping liquid assembly is arranged above a feeding pipe (3) of the phase splitting assembly;

the dropping component comprises a dropping pipe (1) and a hot blast pipe (2); the dropping liquid pipe (1) is arranged in the hot air pipe (2), and a gap is reserved between the dropping liquid pipe (1) and the hot air pipe (2), wherein the gap is 1-0.2 times of the diameter of the dropping liquid pipe (1); the length of the hot air pipe (2) is slightly longer than that of the dropping liquid pipe (1), wherein the length of the hot air pipe (2) longer than that of the dropping liquid pipe (1) is 3-0.15 times of the diameter of the dropping liquid pipe (1); a water outlet plate with holes distributed uniformly is arranged at the liquid outlet of the liquid dropping pipe (1);

the split-phase assembly comprises a shell (5), a support frame (7), a roller (4) and a solidification water tank (10); the roller (4) is obliquely arranged on the support frame (7) through the shell (5), a certain gap is formed between the shell (5) and the roller (4), so that the roller (4) can freely rotate in the shell (5), a feeding pipe (3) with an upward opening is arranged at the high end of the roller (4), and a horn-shaped discharging port is arranged at the low end of the roller (4); a first water pump (8) is arranged on one side of the support frame (7), the first water pump (8) is communicated with the feeding pipe (3) through a pipeline, a collecting pipe (9) is arranged on the other side of the support frame (7), and a collecting opening of the collecting pipe (9) is positioned below the horn-shaped discharging opening; the support frame (7), the first water pump (8) and the collecting pipe (9) are all arranged in the solidification water tank (10), and the collecting pipe (9) is communicated with the cleaning assembly through a discharge port on one side of the solidification water tank (10); the roller (4) and the shell (5) are arranged in the solidification water tank (10).

2. The apparatus for producing a granular polymer adsorbent according to claim 1, wherein: the nanofiltration component comprises a nanofiltration device (15) and a backwashing pump (16); one end of the backwashing pump (16) is connected with a backwashing water pipeline, and the other end is communicated with the nanofiltration device (15) through a three-way valve (18); the nanofiltration device (15) is communicated with the solidification water tank (10) of the phase separation component through a water production outlet of a three-way valve (18).

3. The apparatus for producing a granular polymer adsorbent according to claim 1, wherein: the cleaning assembly comprises a cleaning water tank (11) with a cover plate and a stirrer (12), wherein a driving part of the stirrer (12) is arranged on the cover plate, and a stirring part of the stirrer (12) is arranged in the cleaning water tank (11); a filter plate (17) is transversely arranged at the lower end of the cleaning water tank (11); the bottom of the cleaning water tank (11) is provided with a discharge port, the discharge port is respectively connected with a second water pump (13) and a cleaning liquid discharge pipeline, and the other end of the second water pump (13) is communicated with a solidification water tank (10) of the phase splitting assembly; the upper end of the cleaning water tank (11) is provided with a cleaning liquid water inlet and a receiving opening, and the receiving opening is communicated with a discharge opening at one side of the solidification water tank (10) through a pipeline; the cleaning water tank (11) is provided with a gel outlet above the filter plate (17).

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