CN204198434U - A kind of KCl production crystallisation by cooling system - Google Patents
A kind of KCl production crystallisation by cooling system Download PDFInfo
- Publication number
- CN204198434U CN204198434U CN201420701214.7U CN201420701214U CN204198434U CN 204198434 U CN204198434 U CN 204198434U CN 201420701214 U CN201420701214 U CN 201420701214U CN 204198434 U CN204198434 U CN 204198434U
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- China
- Prior art keywords
- room
- step cooling
- cooling crystallizer
- carnallitite
- gathers materials
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Abstract
The utility model discloses a kind of KCl production crystallisation by cooling system, comprise one-step cooling crystallizer (1), two-step cooling crystallizer (2), carnallitite settling vessel (3), steel basin (4), transfering material pump (5); The discharge port (13) of described one-step cooling crystallizer (1) is connected with the opening for feed (12) of two-step cooling crystallizer (2), the overflow box outlet (16) of two-step cooling crystallizer (2) is connected with carnallitite settling vessel (3), carnallitite settling vessel (3) is connected with steel basin (4), and steel basin (4) is connected with the opening for feed (12) of one-step cooling crystallizer (1) by transfering material pump (5).The macrobead carnallitite that the utility model crystallisation by cooling process is produced is discharged, thus ensures to produce high quality carnallitite, improves Potassium Chloride Product quality, also reduces the production energy consumption of Repone K.
Description
Technical field
The utility model belongs to chemical production field, relates to a kind of KCl production crystallisation by cooling system.
Background technology
The method that current bittern method production Repone K crystallisation by cooling operation generally adopts after clear liquor cooling down, sends into carnallitite settling vessel and carry out settlement separate, thus obtains intermediates carnallitite and the carnallite mother solution (old halogen) of producing Repone K.
Lower the temperature in cooling crystallizer separate out carnallitite crystal grain size uneven, the carnallitite product obtained through dewatering and filtering again after the sedimentation of carnallitite settling vessel causes entrainment mother liquor many due to thin brilliant existence, make carnallitite product impure many, thus make the foreign matter content of Potassium Chloride Product also relatively high, be unfavorable for producing high-quality Potassium Chloride Product.
Utility model content
The utility model, for solving the problems of the technologies described above, provides a kind of KCl production crystallisation by cooling system, and the Potassium Chloride Product quality that it is produced is high.
To achieve these goals, the utility model adopts following technical scheme.
A kind of KCl production crystallisation by cooling system, comprises one-step cooling crystallizer, two-step cooling crystallizer, carnallitite settling vessel, steel basin, transfering material pump; The discharge port of described one-step cooling crystallizer is connected with the opening for feed of two-step cooling crystallizer, the overflow box outlet of two-step cooling crystallizer is connected with carnallitite settling vessel, carnallitite settling vessel is connected with steel basin, and steel basin is connected by the opening for feed of transfering material pump with one-step cooling crystallizer.
Described one-step cooling crystallizer, comprises evaporator room, vapor collection room, gathers materials room and negative area; Described vapor collection room is arranged at the top of evaporator room, and vapor collection room is provided with secondary steam outlet; Evaporator room and gather materials between room and be provided with negative area, is provided with sedimentation swash plate in described negative area; The bottom of the described room that gathers materials is provided with opening for feed and discharge port, and described evaporator room and the junction of the room that gathers materials also are provided with the guide shell being communicated with evaporator room and gathering materials room, are provided with agitator bottom guide shell.
Described two-step cooling crystallizer, comprises evaporator room, vapor collection room, gathers materials room and negative area; Described vapor collection room is arranged at the top of evaporator room, and vapor collection room is provided with secondary steam outlet; Evaporator room and gather materials between room and be provided with negative area, described negative area comprises overflow box outlet and sedimentation swash plate; The bottom of the described room that gathers materials is provided with opening for feed and discharge port, and described evaporator room and the junction of the room that gathers materials also are provided with the guide shell being communicated with evaporator room and gathering materials room, are provided with agitator bottom guide shell.
Working process of the present utility model is, the clear liquor that the overflow of heat preservation settlement device is got off, first enter after one-step cooling crystallizer cools, enter two-step cooling crystallizer again to cool further to 45-50 DEG C, one section all adopts novel cooling crystallizer with two-step cooling equipment, novel cooling crystallizer can produce the larger carnallitite crystal of particle, macrobead carnallitite crystal is directly discharged from the discharge port of two-step cooling crystalliser feet, then carnallitite centrifuge dewatering is removed, discharge from the overflow box outlet on two-step cooling crystallizer top containing the thin brilliant carnallite mother solution of carnallitite, entering carnallitite settling vessel carries out settlement separate, the thin crystalline substance of the carnallitite settled down enters steel basin and is dissolved in the clear liquor of high temperature, the clear liquor having dissolved the thin crystalline substance of carnallitite enters one section again and cools with two-step cooling crystallizer.
The beneficial effects of the utility model are: the macrobead carnallitite that crystallisation by cooling process is produced is discharged, thus ensure to produce high quality carnallitite, improve Potassium Chloride Product quality, also reduce the production energy consumption of Repone K.
Accompanying drawing explanation
Fig. 1 is the utility model one-piece construction schematic diagram.
Fig. 2 is one-step cooling mold structure schematic diagram.
Fig. 3 is two-step cooling mold structure schematic diagram.
Wherein, 1, one-step cooling crystallizer; 2, two-step cooling crystallizer; 3, carnallitite settling vessel; 4, steel basin; 5, transfering material pump; 6, evaporator room; 7, vapor collection room; 8, gather materials room; 9, negative area; 10, secondary steam outlet; 11, sedimentation swash plate; 12, opening for feed; 13, discharge port; 14, guide shell; 15, agitator; 16, overflow box outlet.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1, a kind of KCl production crystallisation by cooling system, comprises one-step cooling crystallizer 1, two-step cooling crystallizer 2, carnallitite settling vessel 3, steel basin 4, transfering material pump 5; The discharge port 13 of described one-step cooling crystallizer 1 is connected with the opening for feed 12 of two-step cooling crystallizer 2, the overflow box outlet 16 of two-step cooling crystallizer 2 is connected with carnallitite settling vessel 3, carnallitite settling vessel 3 is connected with steel basin 4, and steel basin 4 is connected with the opening for feed 12 of one-step cooling crystallizer 1 by transfering material pump 5.
As shown in Figure 2, described one-step cooling crystallizer 1, comprises evaporator room 6, vapor collection room 7, gathers materials room 8 and negative area 9; Described vapor collection room 7 is arranged at the top of evaporator room 6, and vapor collection room 7 is provided with secondary steam outlet 10; Evaporator room 6 and gather materials between room 8 and be provided with negative area 9, is provided with sedimentation swash plate 11 in described negative area 9; The described bottom gathering materials room 8 is provided with opening for feed 12 and discharge port 13, and described evaporator room 6 and the junction of the room 8 that gathers materials also are provided with the guide shell 14 being communicated with evaporator room 6 and the room 8 that gathers materials, and are provided with agitator 15 bottom guide shell 14.
As shown in Figure 3, described two-step cooling crystallizer 2, comprises evaporator room 6, vapor collection room 7, gathers materials room 8 and negative area 9; Described vapor collection room 7 is arranged at the top of evaporator room 6, and vapor collection room 7 is provided with secondary steam outlet 10; Evaporator room 6 and gather materials between room 8 and be provided with negative area 9, described negative area 9 comprises overflow box outlet 16 and sedimentation swash plate 11; The described bottom gathering materials room 8 is provided with opening for feed 12 and discharge port 13, and described evaporator room 6 and the junction of the room 8 that gathers materials also are provided with the guide shell 14 being communicated with evaporator room 6 and the room 8 that gathers materials, and are provided with agitator 15 bottom guide shell 14.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (1)
1. a KCl production crystallisation by cooling system, is characterized in that, comprises one-step cooling crystallizer (1), two-step cooling crystallizer (2), carnallitite settling vessel (3), steel basin (4), transfering material pump (5); The discharge port (13) of described one-step cooling crystallizer (1) is connected with the opening for feed (12) of two-step cooling crystallizer (2), the overflow box outlet (16) of two-step cooling crystallizer (2) is connected with carnallitite settling vessel (3), carnallitite settling vessel (3) is connected with steel basin (4), and steel basin (4) is connected with the opening for feed (12) of one-step cooling crystallizer (1) by transfering material pump (5);
Described one-step cooling crystallizer (1), comprises evaporator room (6), vapor collection room (7), the room that gathers materials (8) and negative area (9); Described vapor collection room (7) is arranged at the top of evaporator room (6), and vapor collection room (7) are provided with secondary steam outlet (10); Be provided with negative area (9) between evaporator room (6) and the room that gathers materials (8), in described negative area (9), be provided with sedimentation swash plate (11); The bottom of the described room that gathers materials (8) is provided with opening for feed (12) and discharge port (13), described evaporator room (6) and the junction of the room that gathers materials (8) are also provided with the guide shell (14) being communicated with evaporator room (6) and the room that gathers materials (8), and guide shell (14) bottom is provided with agitator (15);
Described two-step cooling crystallizer (2), comprises evaporator room (6), vapor collection room (7), the room that gathers materials (8) and negative area (9); Described vapor collection room (7) is arranged at the top of evaporator room (6), and vapor collection room (7) are provided with secondary steam outlet (10); Be provided with negative area (9) between evaporator room (6) and the room that gathers materials (8), described negative area (9) comprise overflow box outlet (16) and sedimentation swash plate (11); The bottom of the described room that gathers materials (8) is provided with opening for feed (12) and discharge port (13), described evaporator room (6) and the junction of the room that gathers materials (8) are also provided with the guide shell (14) being communicated with evaporator room (6) and the room that gathers materials (8), and guide shell (14) bottom is provided with agitator (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701214.7U CN204198434U (en) | 2014-11-21 | 2014-11-21 | A kind of KCl production crystallisation by cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701214.7U CN204198434U (en) | 2014-11-21 | 2014-11-21 | A kind of KCl production crystallisation by cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204198434U true CN204198434U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420701214.7U Expired - Fee Related CN204198434U (en) | 2014-11-21 | 2014-11-21 | A kind of KCl production crystallisation by cooling system |
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| Country | Link |
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| CN (1) | CN204198434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460960A (en) * | 2015-11-20 | 2016-04-06 | 天津长芦汉沽盐场有限责任公司 | Method for producing large-granular food-grade potassium chloride by two-stage continuous crystallization |
| CN109694341A (en) * | 2017-10-20 | 2019-04-30 | 中国石油化工股份有限公司 | The method for producing cumyl peroxide |
-
2014
- 2014-11-21 CN CN201420701214.7U patent/CN204198434U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460960A (en) * | 2015-11-20 | 2016-04-06 | 天津长芦汉沽盐场有限责任公司 | Method for producing large-granular food-grade potassium chloride by two-stage continuous crystallization |
| CN109694341A (en) * | 2017-10-20 | 2019-04-30 | 中国石油化工股份有限公司 | The method for producing cumyl peroxide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20211121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |