CN217794614U

CN217794614U - Solventing-out crystallization device

Info

Publication number: CN217794614U
Application number: CN202221122711.2U
Authority: CN
Inventors: 刘训兵
Original assignee: Hunan Jinyuan New Material Recycling Co Ltd
Current assignee: Hunan Jinyuan New Material Recycling Co Ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-11-15
Anticipated expiration: 2032-05-11

Abstract

The utility model discloses a solventing-out crystallization device, including main reactor, feed liquid import and main reactor overflow mouth, the top of main reactor is provided with the apron, and the top middle part fixed mounting who laps has agitator motor one, the inside of main reactor is provided with main puddler, the feed liquid import runs through inside the right side of apron, and inside the running through of left side of apron has anhydrous alcohol import one, the brilliant section of thick bamboo is led to the inner wall middle part fixedly connected with of apron, main reactor overflow mouth is connected in the right side top of main reactor the bottom middle part of main reactor is connected with the drain hole. This solution crystallization device is through the setting of main puddler and vice puddler for solution in main reactor and the vice reactor is at the in-process of solution crystallization, and main puddler and vice puddler can be through the low-speed rotation of self, just can sink the bottom of main reactor and vice reactor with the crystallization thing guide after the solution crystallization, thereby avoid appearing crystallization discharge incomplete phenomenon.

Description

Solventing-out crystallization device

Technical Field

The utility model relates to a dissolve out crystallization technical field, specifically be a dissolve out crystallization device.

Background

The dissolution crystallization is to dissolve a solute in water or other organic solvents, and then add a certain solvent to a crystal body to reduce the solubility of the solute in the original solvent, thereby rapidly crystallizing and precipitating. The added solvent is called a dissolving-out agent or a precipitating agent, the dissolving-out agent can be gas or liquid, and the lithium sulfate liquid needs to be supersaturated with a dissolving-out crystallization device to separate out crystals in the production process.

In the prior publication No. CN215822391U, entitled "a solution crystallization device for sulbactam production", a small amount of crystals are easy to attach to the inner wall of a crystallization reactor in the solution crystallization process, and the incomplete discharge of crystals is easy to occur.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dissolve out crystallization device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a solventing-out crystallization device, includes main reactor, feed liquid import and main reactor overflow mouth, the top of main reactor is provided with the apron, and the top middle part fixed mounting who laps has agitator motor one, the inside of main reactor is provided with main puddler, the feed liquid import runs through inside the right side of apron, and the inside running through in left side of apron has anhydrous ethanol import one, the brilliant section of thick bamboo is led to the inner wall middle part fixedly connected with of apron, main reactor overflow mouth is connected in the right side top of main reactor, and is provided with vice reactor below the right side of main reactor, the internally mounted of vice reactor has vice puddler, and the top mid-mounting of vice reactor has agitator motor two, the bottom mid-portion of main reactor is connected with the drain hole.

Furthermore, a second absolute ethyl alcohol inlet penetrates through the right side of the upper wall of the auxiliary reactor, the bottom end of the auxiliary reactor is connected with an auxiliary reactor flow guide port, and a flow guide pipe is arranged below the auxiliary reactor flow guide port.

Furthermore, the right end outside of honeycomb duct is provided with the collection and arrange the ware, and the right side top of collection row ware is connected with collection row ware overflow mouth, the right side below of collection row ware is connected with collection row ware and arranges the mouth down.

Further, the installation pole is all installed at both ends about the main reactor, and the inboard below of installation pole is provided with the subassembly that gathers materials, the subassembly that gathers materials includes position sleeve, transverse baffle, storage frame and feed inlet, and one side sliding connection that the position sleeve is close to main reactor axis has transverse baffle, one side that transverse baffle is close to main reactor axis is connected with the feed inlet, and the bottom of feed inlet is provided with the storage frame, both ends all are provided with the sliding sleeve about the inner wall of feed inlet, and the inboard sliding connection of sliding sleeve has the slider, one side that the slider is close to the feed inlet axis is connected with the filter frame.

Furthermore, the slide block is rectangular, and two slide blocks are symmetrically arranged about the perpendicular bisector of the filter frame.

Furthermore, the interior of the main reactor is hollow, and the main reactor is communicated with the overflow port of the main reactor.

Furthermore, the outer surface of the locating sleeve is tightly attached to the inner surface of the mounting rod, and the number of the locating sleeves is two.

The utility model provides a dissolve out crystallization device possesses following beneficial effect: this dissolve out crystallization device adopts the setting of main puddler and vice puddler for solution in main reactor and the vice reactor is at the in-process of dissolving out crystallization, and main puddler and vice puddler can be through the low-speed rotation of self, just can sink the bottom of main reactor and vice reactor with the crystallization guide after dissolving out, thereby avoids appearing the incomplete phenomenon of crystal discharge.

1. The utility model discloses the filter frame can be collected drain hole exhaust crystallization, the crystallization transmission is back in advancing the filter frame, some a small amount of solution that the crystallization is contained can be gone into through the filter frame and store in the frame, thereby the phenomenon of solution appears in the solution crystallization after avoiding operating personnel to collect, crystallization in the filter frame need add man-hour on next step, operating personnel holds the arm-tie of storing the frame front end and stimulates to the outside, store the frame at the in-process of pulling, just can drive horizontal baffle and slide in the position sleeve inboard, until with horizontal baffle and position sleeve after separating completely, just can dismantle storage frame, operating personnel holds the both sides of filter frame upwards pulling again, until with slider and sliding sleeve separate the back completely, just can dismantle the filter frame, thereby make things convenient for the crystallization to process.

2. The utility model discloses the setting of the inside cavity form of main reactor, mainly be in order to treat the solution of liquating and the anhydrous ethanol of liquating agent to store, anhydrous ethanol and lithium sulfate liquid are stored into main reactor in the back, agitator motor will drive main puddler and carry out the low-speed rotation, main puddler not only makes things convenient for the crystallization to dissolve out, simultaneously also can sink into main reactor bottom with the crystallization guide, thereby the incomplete phenomenon is arranged in the square crystallization of avoiding appearing, the stirring paddle leaf of connecting in the main puddler outside is two-layer, stirring paddle leaf diameter is the third to the second fifth of main reactor diameter, the distance of two-layer stirring paddle leaf is half to the second fifth of main puddler, upper stirring paddle leaf is the recurvation formula, main puddler bottom stirring paddle leaf is the anchor blade, only play bottom material motion state and do not pile up, thereby make things convenient for the crystallization to dissolve out.

3. The utility model discloses the position sleeve mainly is in order to carry on spacingly to transverse baffle to conveniently store the frame and install and dismantle, make the crystallization to after the solventing-out that stores the frame can be better store, vice reactor can strengthen the reaction to the solution of main reactor overflow simultaneously, thereby can improve the crystallization rate of solution.

Drawings

FIG. 1 is a schematic view of the whole structure of a crystallization apparatus according to the present invention;

FIG. 2 is a schematic front sectional view of a storage frame and a feed inlet of a crystallization apparatus according to the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the positioning sleeve and the storage frame of the solution-out crystallization device of the present invention.

In the figure: 1. a main reactor; 2. a feed liquid inlet; 3. an absolute ethyl alcohol inlet I; 4. a crystal guide cylinder; 5. a cover plate; 6. a main stirring rod; 7. a main reactor overflow; 8. a discharging port; 9. a first stirring motor; 10. a second stirring motor; 11. a secondary reactor; 12. an auxiliary stirring rod; 13. an absolute ethyl alcohol inlet II; 14. a flow guide port of the secondary reactor; 15. a flow guide pipe; 16. a collector; 17. an overflow port of the collector; 18. a lower discharge port of the collector; 19. mounting a rod; 20. an aggregate assembly; 2001. a positioning sleeve; 2002. a transverse baffle; 2003. a storage frame; 2004. a feed inlet; 21. a sliding sleeve; 22. a slider; 23. and (4) a filter frame.

Detailed Description

As shown in figure 1, a solventing-out crystallization device comprises a main reactor 1, a material liquid inlet 2 and a main reactor overflow port 7, wherein a cover plate 5 is arranged at the top end of the main reactor 1, a stirring motor I9 is fixedly arranged in the middle of the upper part of the cover plate 5, a main stirring rod 6 is arranged in the main reactor 1, the material liquid inlet 2 penetrates through the right side of the cover plate 5, a first absolute ethyl alcohol inlet 3 penetrates through the left side of the cover plate 5, a crystal guide cylinder 4 is fixedly connected to the middle part of the inner wall of the cover plate 5, the main reactor overflow port 7 is connected to the upper part of the right side of the main reactor 1, an auxiliary reactor 11 is arranged below the right side of the main reactor 1, an auxiliary stirring rod 12 is arranged in the auxiliary reactor 11, a stirring motor II 10 is arranged in the middle of the top end of the auxiliary reactor 11, a discharge port 8 is connected to the middle part of the bottom end of the main reactor 1, the main reactor 1 is hollow, and the main reactor 1 is communicated with the main overflow reactor port 7, the hollow arrangement of the main reactor 1 is mainly used for storing a solution to be dissolved out and an anhydrous ethanol dissolving out agent, after the anhydrous ethanol and a lithium sulfate solution are stored in the main reactor 1, the first stirring motor 9 can drive the main stirring rod 6 to rotate at a low speed, the main stirring rod 6 is convenient for crystallization and dissolution, and can also guide a crystal to sink into the bottom of the main reactor 1, so that the phenomenon of incomplete crystallization discharge is avoided, the stirring blades connected to the outer side of the main stirring rod 6 are divided into two layers, the diameter of each stirring blade is one third to two fifths of the diameter of the main reactor 1, the distance between the two layers of stirring blades is one half to two fifths of the diameter of the main stirring rod 6, the upper layer of stirring blade is in a downward bending mode, the stirring blades at the bottom of the main stirring rod 6 are anchor type stirring blades, and only the motion state of the material at the bottom is achieved without accumulation, thereby make things convenient for the crystallization to carry out the liquation, the upper wall right side of vice reactor 11 is run through anhydrous alcohol import two 13, and the bottom of vice reactor 11 is connected with vice reactor water conservancy diversion mouth 14, the below of vice reactor water conservancy diversion mouth 14 is provided with honeycomb duct 15, the right-hand member outside of honeycomb duct 15 is provided with collection and arrange ware 16, and the right side top of collection and arrange ware 16 is connected with collection and arrange ware overflow mouth 17, the right side below of collection and arrange ware 16 is connected with collection and arranges ware lower drain mouth 18.

As shown in fig. 1-3, the left and right ends of the main reactor 1 are both provided with mounting rods 19, the inner lower side of the mounting rods 19 is provided with aggregate assemblies 20, each aggregate assembly 20 comprises a positioning sleeve 2001, a transverse baffle 2002, a storage frame 2003 and a feed inlet 2004, one side of the positioning sleeve 2001 close to the central axis of the main reactor 1 is slidably connected with the transverse baffle 2002, one side of the transverse baffle 2002 close to the central axis of the main reactor 1 is connected with the feed inlet 2004, the bottom end of the feed inlet 2004 is provided with the storage frame 2003, the left and right ends of the inner wall of the feed inlet 2004 are both provided with sliding sleeves 21, the inner side of each sliding sleeve 21 is slidably connected with a sliding block 22, one side of each sliding block 22 close to the central axis of the feed inlet 2004 is connected with a filter frame 23, each sliding block 22 is rectangular, two sliding blocks 22 are symmetrically arranged about the perpendicular bisector of the filter frame 23, the filter frame 23 can collect crystals discharged from the discharge port 8, and the crystals are transmitted into the filter frame 23, a small amount of solution contained in the crystals can be discharged into the storage frame 2003 through the filter frame 23, so that the solution phenomenon in the dissolved crystals collected by an operator can be avoided, the crystals in the filter frame 23 need to be processed in the next step, the operator holds the pull plate at the front end of the storage frame 2003 to pull outwards, the storage frame 2003 can drive the transverse baffle 2002 to slide on the inner side of the positioning sleeve 2001 in the pulling process, the storage frame 2003 can be detached after the transverse baffle 2002 is completely separated from the positioning sleeve 2001, the operator holds the two sides of the filter frame 23 to pull upwards until the sliding block 22 is completely separated from the sliding sleeve 21, the filter frame 23 can be detached, so that the crystals can be processed conveniently, the outer surface of the positioning sleeve 2001 is tightly attached to the inner surface of the mounting rod 19, the two positioning sleeves 2001 are arranged, the positioning sleeves 2001 are mainly used for limiting the transverse baffle 2002, therefore, the storage frame 2003 can be conveniently mounted and dismounted, crystals after dissolution can be better stored in the storage frame 2003, and meanwhile, the auxiliary reactor 11 can perform enhanced reaction on the solution overflowing from the main reactor 1, so that the crystallization rate of the solution can be improved.

In conclusion, when the solvent-out crystallization device is used, firstly, as shown in fig. 1, when lithium sulfate solution needs to be dissolved out and crystallized, an operator inputs the lithium sulfate solution into the main reactor 1 from the solution inlet 2, and then inputs the solvent-out agent absolute ethyl alcohol into the main reactor 1 from the absolute ethyl alcohol inlet one 3, the operator starts the first stirring motor 9 with the model of KR60A-C, the first stirring motor 9 drives the main stirring rod 6 to rotate at a low speed, the main stirring rod 6 can mix the lithium sulfate solution and the absolute ethyl alcohol in the rotating process, the stirring paddle blades on the outer side of the main stirring rod 6 can guide crystals to sink into the bottom of the main reactor 1, the water absorption of the absolute ethyl alcohol can make the lithium sulfate solution be saturated out and crystallized, and after the main reactor 1 is fully stored, the solution can flow into the auxiliary reactor 11 through the pipeline connected with the main overflow reactor port 7, after an operator detects that the solid content at the discharge port 8 reaches 20% by using a solid content detector with the model of LB-WJJ, the operator starts to discharge materials and separate the materials according to the graph shown in figures 2 and 3, after the materials are discharged, crystals can enter the feed port 2004 through the discharge port 8 and can enter the filter frame 23, after the crystals are transmitted into the filter frame 23, a small amount of solution contained in the crystals can be discharged into the storage frame 2003 through the filter frame 23, when the solid content is less than 10%, the materials are discharged after the solid content is closed, after the solution enters the secondary reactor 11, the absolute ethyl alcohol is input into the secondary reactor 11 from the absolute ethyl alcohol inlet II 13, the secondary stirring rod 12 is driven by the stirring motor II 10 to rotate at a low speed, the solution can be dissolved and crystallized, when the solution flows out from the collector-discharger overflow port 17 in the collector-discharger 16, the operator detects the solid content at the collector lower discharge port 18 by using the solid content detector, when the solid content reaches 0.5%, the lower discharging port 18 of the collector is opened, naturally settled crystals are discharged, then the discharged liquid is returned to the main reactor 1, when the crystals in the filter frame 23 need to be processed in the next step, an operator holds the pull plate at the front end of the storage frame 2003 to pull outwards, the storage frame 2003 can drive the transverse baffle 2002 to slide on the inner side of the positioning sleeve 2001 in the pulling process, the storage frame 2003 can be detached after the transverse baffle 2002 is completely separated from the positioning sleeve 2001, the operator holds the two sides of the filter frame 23 to pull upwards until the sliding block 22 is completely separated from the sliding sleeve 21, and then the filter frame 23 can be detached, so that the crystals can be processed conveniently.

Claims

1. The utility model provides a solventing-out crystallization device, includes main reactor (1), feed liquid import (2) and main reactor overflow mouth (7), its characterized in that, the top of main reactor (1) is provided with apron (5), and the top middle part fixed mounting of apron (5) has agitator motor (9), the inside of main reactor (1) is provided with main puddler (6), feed liquid import (2) run through inside the right side of apron (5), and the left side of apron (5) is inside to run through there is anhydrous ethanol import (3), the inner wall middle part fixedly connected with of apron (5) leads brilliant section of thick bamboo (4), main reactor overflow mouth (7) are connected in the right side top of main reactor (1), and the right side below of main reactor (1) is provided with auxiliary reactor (11), the internally mounted of auxiliary reactor (11) has vice puddler (12), and the top mid-mounting of auxiliary reactor (11) has agitator motor two (10), the bottom middle part of main reactor (1) is connected with drain hole (8).

2. The elution crystallization device as claimed in claim 1, wherein a second anhydrous ethanol inlet (13) is formed through the right side of the upper wall of the secondary reactor (11), a secondary reactor flow guide port (14) is connected to the bottom end of the secondary reactor (11), and a flow guide pipe (15) is arranged below the secondary reactor flow guide port (14).

3. The device of claim 2, wherein a collector-discharger (16) is arranged outside the right end of the flow guide pipe (15), an overflow port (17) of the collector-discharger is connected to the upper part of the right side of the collector-discharger (16), and a lower discharge port (18) of the collector-discharger is connected to the lower part of the right side of the collector-discharger (16).

4. The elution crystallization device as claimed in claim 1, wherein the left and right ends of the main reactor (1) are both provided with a mounting rod (19), and an aggregate component (20) is arranged below the inner side of the mounting rod (19), the aggregate component (20) comprises a positioning sleeve (2001), a transverse baffle (2002), a storage frame (2003) and a feed port (2004), one side of the positioning sleeve (2001) close to the central axis of the main reactor (1) is slidably connected with the transverse baffle (2002), one side of the transverse baffle (2002) close to the central axis of the main reactor (1) is connected with the feed port (2004), the bottom end of the feed port (2004) is provided with the storage frame (2003), the left and right ends of the inner wall of the feed port (2004) are both provided with sliding sleeves (21), the inner side of the sliding sleeves (21) is slidably connected with sliding blocks (22), and one side of the sliding blocks (22) close to the central axis of the feed port (2004) is connected with a filter frame (23).

5. A crystallization device according to claim 4, characterised in that the slide (22) is rectangular and that there are two slides (22) symmetrically arranged about the perpendicular bisector of the filter frame (23).

6. A crystallization apparatus according to claim 1, characterized in that the interior of the main reactor (1) is hollow, and the main reactor (1) and the overflow (7) of the main reactor are connected to each other.

7. A crystallization device as claimed in claim 4, characterised in that the outer surface of the positioning sleeve (2001) is in close contact with the inner surface of the mounting rod (19), and two positioning sleeves (2001) are provided.