CN210409578U

CN210409578U - Crystallization kettle capable of efficiently cleaning crystals

Info

Publication number: CN210409578U
Application number: CN201921077091.3U
Authority: CN
Inventors: 巫世斌
Original assignee: Ganzhou Xinyi Chemical Co ltd
Current assignee: Ganzhou Xinyi Chemical Co ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-04-28
Anticipated expiration: 2029-07-10

Abstract

The utility model relates to a chemical industry equipment field provides a crystallization kettle of high-efficient clearance crystalline solid of ability. Including the cylindrical kettle body, the outside of the cauldron body is equipped with the dustcoat, form the cooling chamber between dustcoat and the cauldron body, the inside spiral winding of cooling chamber has the condenser pipe, the internal centre of cauldron is provided with the (mixing) shaft, the top of (mixing) shaft is connected with the agitator motor who installs on cauldron body top cap, the bottom of (mixing) shaft stretches into inside the ejection of compact pipe, the (mixing) shaft lower extreme is equipped with the stirring rake, (mixing) shaft upper portion is equipped with the clearance scraper blade, the (mixing) shaft is equipped with the screw thread, the both ends and the internal wall of cauldron of clearance scraper blade. The utility model has the advantages that: the cooling chamber accurately controls the temperature and quickly crystallizes; the solution is heated evenly, and the crystal quality is stable; the internal portion of cauldron is provided with the clearance scraper blade, can high-efficient clearance cauldron internal crystallization thing, and discharge gate special design avoids blockking up the export.

Description

Crystallization kettle capable of efficiently cleaning crystals

Technical Field

The utility model relates to a chemical industry equipment field, in particular to can high-efficient crystallization kettle who clears up the crystalline solid.

Background

The crystallization kettle is a crystallization device which needs chilled water or refrigerant water to be rapidly cooled in an interlayer after material mixing reaction, and the key links of the crystallization kettle are the size of the area of the interlayer, the structural form and the material outlet form of a stirrer, high-precision polishing in a tank body and the requirement of no dead angle in cleaning in the tank body so as to meet the use conditions of the process. The existing crystallization kettle is easy to crystallize unevenly, so that the quality of a product is unstable, and the reason is that some materials are easily bonded on the inner wall of the crystallization kettle, so that the heat exchange capacity between the crystallization kettle and the outside is poor, and the crystallization effect is influenced. Meanwhile, the material outlet of the crystallization kettle is often blocked due to the condensation of crystals, which affects the production.

Therefore, the trade urgently needs a crystallization kettle, can satisfy quick crystallization, secondly can have agitating unit to let the solution temperature even, produces the crystal of stable quality, moreover, can have crystal cleaning device, remains to the wall built-up and carries out high-efficient clearance, can guarantee the material at last and go out crystallization kettle smooth and easy, unblock.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can high-efficient crystallization kettle who clears up the crystalline solid. The method is mainly used for solving the problem of rapid crystallization of the solution; the solution is uniformly heated, and the crystallization is stable; and the problem of cleaning the inner wall crystals and the problem of blocking a material outlet.

The above technical problem of the present invention can be solved by the following technical solutions: the device comprises a cylindrical kettle body, a kettle body top cover and a kettle body bottom cover, wherein the kettle body top cover is provided with a feed inlet, a discharge pipe is arranged in the middle of the bottom of the kettle body bottom cover, a mechanical sealing cover is arranged at the bottom of the discharge pipe, a liquid outlet is arranged in the middle of the mechanical sealing cover, the liquid outlet is provided with a valve, an outer cover is arranged outside the kettle body, a cooling chamber is formed between the outer cover and the kettle body, a condenser pipe is spirally wound in the cooling chamber, the outer cover is provided with a condenser pipe inlet and a condenser pipe outlet, a liquid discharge port is arranged at the bottom of the outer cover, a stirring shaft is arranged in the middle of the kettle body, the top end of the stirring shaft is connected with a stirring motor arranged on the kettle body top cover, the bottom end of the stirring shaft extends into the discharge pipe, stoppers are arranged at the, just the (mixing) shaft is equipped with the screw thread and also is equipped with the screw thread below the stirring rake between two spacing blocks, be equipped with the clearance scraper blade between two spacing blocks, just the both ends of clearance scraper blade contact with cauldron internal wall, and clearance scraper blade bottom also is equipped with the spiral scraper blade simultaneously, and is equipped with the groove in the middle of the clearance scraper blade bottom.

Preferably, the stirring motor is a bidirectional rotating motor, and can realize the up-and-down movement of the cleaning scraper and the rotation of the stirring paddle.

Preferably, the cooling chamber is filled with a cooling liquid.

Preferably, the cooling chamber is internally spirally wound with a condensation pipe, and the temperature of the cooling liquid in the cooling chamber is directly controlled.

Preferably, the left width and the right width of the groove are larger than the width of the stirring paddle, the depth of the groove is larger than the distance between the stirring paddle and the bottom cover of the kettle body, and the cleaning scraper plate and the stirring paddle can be guaranteed not to collide.

Preferably, a cooling chamber top cover is arranged at the top of the cooling chamber, and the cooling chamber top cover and the kettle body top cover can be detached.

Preferably, the mechanical sealing cover is detachable, so that the discharge pipe can be completely opened, and the situation that the material does not block the outlet is ensured.

The utility model has the advantages that: the cooling chamber is directly provided with a condensing pipe for temperature control, so that energy loss in the circulation process of cooling liquid is avoided while fast control is realized; the stirring paddle is arranged in the kettle body to uniformly heat the solution, so that the stability of the crystal quality is ensured; a cleaning scraper is arranged in the kettle body, crystals in the stirring shaft can be cleaned in place from top to bottom, and the crystals in the kettle body can be efficiently cleaned; the material outlet can be solid-liquid separated, and a mechanical sealing cover is adopted, so that the outlet part is blocked.

Drawings

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

FIG. 2 is a schematic diagram of the detailed structure of the components of the present invention;

FIG. 3 is a schematic view of the structure of the cleaning scraper of the present invention;

the notation in the figure is:

1. the device comprises a kettle body, 2 parts of a kettle body top cover, 201 parts of a feeding hole, 3 parts of a stirring shaft, 301 parts of a limiting block, 302 parts of a stirring paddle, 4 parts of a kettle body bottom cover, 401 parts of a discharging pipe, 5 parts of a stirring motor, 6 parts of a cleaning scraper, 6' the limiting movement position of the cleaning scraper, 601 parts of a spiral scraper, 602 parts of a groove, 7 parts of a mechanical sealing cover, 701 parts of a liquid outlet, 8 parts of a valve, 9 parts of an outer cover, 901 parts of a condensation pipe inlet and outlet, 902 parts of a liquid outlet, 10 parts of a condensation pipe, 11 parts of a cooling chamber and 12 parts of a.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): the crystallization kettle capable of efficiently cleaning crystals in the embodiment is shown in fig. 1 and comprises a cylindrical kettle body (1), a kettle body top cover (2) and a kettle body bottom cover (4), wherein the kettle body top cover (2) is provided with a feed inlet (201), a discharge pipe (401) is arranged in the middle of the bottom of the kettle body bottom cover (4), a detachable mechanical sealing cover (7) is arranged at the bottom of the discharge pipe (401), a liquid outlet (701) is arranged in the middle of the mechanical sealing cover (7), and a valve (8) is arranged at the liquid outlet (701); wherein an outer cover (9) is arranged outside the kettle body (1), a cooling chamber (11) is formed between the outer cover (9) and the kettle body (1), the cooling chamber (11) is used for containing cooling liquid, a condensing pipe (10) is spirally wound inside the cooling chamber (11), the condensing pipe (10) enters and exits from a condensing pipe inlet and outlet (901) on the side surface of the outer cover, and a liquid outlet (902) for the cooling liquid is arranged at the bottom of the outer cover (9); wherein the middle of the inner part of the kettle body (1) is also provided with a stirring shaft (3), the top end of the stirring shaft (3) is connected with a stirring motor (5) arranged on a top cover (2) of the kettle body, the stirring motor (5) is a bidirectional rotating motor, the bottom end of the stirring shaft (3) extends into the discharging pipe (401), the upper end and the lower end of the stirring shaft (3) are both provided with limit blocks (301), a stirring paddle (302) which is not contacted with a bottom cover (4) of the kettle body is arranged below the limit block (301) positioned at the lower end, the stirring shaft (3) is provided with threads between the two limit blocks (301) and below the stirring paddle (302), the bottom of the limit block at the upper end is provided with a cleaning scraper (6), the two ends of the cleaning scraper (6) are contacted with the inner wall of the kettle body (1), the bottom of the cleaning scraper (6) is provided with a spiral scraper (601, the left width and the right width of the groove (602) are larger than the width of the stirring paddle (302), the depth of the groove (602) is larger than the distance between the stirring paddle (302) and the kettle body bottom cover (4), the top of the cooling chamber (11) is provided with a cooling chamber top cover (12), and the cooling chamber top cover (12) and the kettle body top cover (2) can be detached.

In practical application, the solution to be crystallized enters the kettle body from the feeding hole (201), meanwhile, the condensing pipe (10) of the cooling chamber (11) adjusts the temperature of the cooling liquid under the action of the heat pump, after a certain amount of solution is injected, the stirring motor (5) can be started to drive the stirring paddle (302) to rotate, and the solution is stirred. At the moment, the rotation direction of the stirring shaft (3) is opposite to that of the cleaning scraper (6) during movement, and the cleaning scraper (6) is pushed against the lower part of the limiting block (301) at the upper end by spiral shearing force. After solution accomplished the crystallization, open valve (8) this moment, discharge liquid from liquid outlet (701) earlier, later open mechanical seal lid (7), reverse start agitator motor (5) simultaneously, clearance scraper blade (6) are slowly rotatory downwards under self gravity and (mixing) shaft (3) shearing force effect this moment, clearance scraper blade (6) are in the internal wall interact of cauldron in the rotation downwards, peel off the crystal in the inner wall and fall in cauldron body bottom (4) department. Meanwhile, the bottom cover (4) of the kettle body is an inclined bottom surface with a low middle part and high two sides, and the crystal can flow out of the interior of the kettle body from the discharge hole (401) under the action of the gravity of the crystal. When the cleaning scraper (6) rotates to the limiting block (301) at the lower end, the spiral scraper (601) at the bottom of the cleaning scraper (6) is also contacted with the kettle bottom cover (4), and under the auxiliary action of the spiral hanging plate, crystals are guided out to the discharge hole (401) and flow out. And the bottom of (mixing) shaft (3) has stretched into discharge gate (401) the inside, and this part (mixing) shaft (3) have the screw thread, and the crystal can be brought into discharge gate (401) because the screw thread rotation of (mixing) shaft (3), does not have the phenomenon of the detention of crystal and jam discharge gate. Simultaneously, clearance scraper blade (6) rotary motion in (mixing) shaft (3) also can be with the crystallization on (mixing) shaft (3) clean up, and clearance scraper blade (6) are in cauldron body upper end in solution crystallization process moreover, in operation, can choose not to fill whole cauldron body, reserve the position of clearance scraper blade (6) to whole device can be more thorough clearance cauldron internal portion's crystallization. When the discharge port (401) is basically not reserved with crystals, the stirring motor (5) can be reversed again, the cleaning scraper (6) moves upwards, the residual crystals in the inner wall of the kettle body can be further cleaned in the process, and the cleaning can be selected for several times according to production operation specifications.

The present embodiment is only an exemplary embodiment of the present invention, and for those skilled in the art, based on the application method and principle disclosed in the present invention, various modifications or variations can be easily made, and not only limited to the structure described in the above embodiments of the present invention, therefore, the manner described in the foregoing is only a preferred embodiment, but not limiting, and all equivalent changes and modifications made according to the present invention are within the scope of the present invention.

Claims

1. A crystallization kettle capable of efficiently cleaning crystals comprises a cylindrical kettle body (1), a kettle body top cover (2) and a kettle body bottom cover (4), wherein the kettle body top cover (2) is provided with a feed inlet (201), and is characterized in that a discharge pipe (401) is arranged in the middle of the bottom of the kettle body bottom cover (4), a mechanical sealing cover (7) is arranged at the bottom of the discharge pipe (401), a liquid outlet (701) is arranged in the middle of the mechanical sealing cover (7), a valve (8) is arranged at the liquid outlet (701), an outer cover (9) is arranged outside the kettle body (1), a cooling chamber (11) is formed between the outer cover (9) and the kettle body (1), a condensation pipe (10) is spirally wound inside the cooling chamber (11), the outer cover (9) is provided with a condensation pipe inlet and outlet (901), a liquid discharge port (902) is arranged at the bottom of the outer cover (9), a stirring shaft (3) is arranged in the middle of the kettle body (, the top of (mixing) shaft (3) is connected with agitator motor (5) of installing on cauldron body top cap, the bottom of (mixing) shaft (3) stretches into inside aforementioned discharging pipe (401), (mixing) shaft (3) upper end and lower extreme all are equipped with stopper (301), are located and are equipped with below stopper (301) of lower extreme not stirring rake (302) with cauldron body bottom (4) contact, just (mixing) shaft (3) all are equipped with the screw thread between two stopper (301) and below stirring rake (302), be equipped with clearance scraper blade (6) between two stopper (301), just the both ends of clearance scraper blade (6) contact with cauldron body (1) inner wall, and clearance scraper blade (6) bottom is equipped with spiral scraper blade (601) simultaneously, and is equipped with in the middle of clearance scraper blade (6) bottom and slotted (602).

2. The crystallization kettle capable of efficiently cleaning crystals as claimed in claim 1, wherein the stirring motor (5) is a bidirectional rotating motor.

3. A crystallization kettle capable of efficiently cleaning crystals according to claim 1, wherein the cooling chamber (11) is filled with cooling liquid.

4. The crystallization kettle capable of efficiently cleaning crystals as claimed in claim 1, wherein the left-right width of the groove (602) is larger than the width of the stirring paddle (302), and the depth of the groove (602) is larger than the distance between the stirring paddle (302) and the kettle bottom cover (4).

5. A crystallization kettle capable of efficiently cleaning crystals according to claim 1, wherein a cooling chamber top cover (12) is arranged at the top of the cooling chamber (11), and the cooling chamber top cover (12) and the kettle body top cover (2) are detachable.

6. A crystallization kettle capable of efficiently cleaning crystals as claimed in claim 1, wherein the mechanical sealing cover (7) is detachable.