CN219168148U - Quick dissolving device of sodium chloride - Google Patents

Quick dissolving device of sodium chloride Download PDF

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Publication number
CN219168148U
CN219168148U CN202223361762.3U CN202223361762U CN219168148U CN 219168148 U CN219168148 U CN 219168148U CN 202223361762 U CN202223361762 U CN 202223361762U CN 219168148 U CN219168148 U CN 219168148U
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China
Prior art keywords
salt
brine
bin
distribution pipe
sodium chloride
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CN202223361762.3U
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Chinese (zh)
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陶西梅
江家文
张建飞
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Shilian Chemical Jiangsu Co ltd
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Shilian Chemical Jiangsu Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency

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Abstract

The utility model discloses a rapid dissolution device for sodium chloride, and belongs to the technical field of sodium chloride production equipment. The device comprises: the salt dissolving bin is provided with a wet salt inlet at the top of one end and a salt water outlet at the top of the other end, and the salt water outlet is connected with a salt water inlet of the salt water bucket through a pipeline; the heating coil is arranged at the bottom of the salt melting bin; the water distribution pipe and the brine distribution pipe are positioned above the heating coil pipe and are distributed at intervals; the inlet of the brine distribution pipe is connected with the brine outlet of the brine bucket through a pipeline, and the booster pump is arranged on the connecting pipeline of the brine distribution pipe and the brine bucket. The utility model can prevent sodium chloride from accumulating, and promote dissolution efficiency and dissolution concentration, thereby preventing crystal form damage during crystal pulp washing and improving product quality.

Description

Quick dissolving device of sodium chloride
Technical Field
The utility model belongs to the technical field of sodium chloride production equipment, and particularly relates to a rapid sodium chloride dissolving device.
Background
The main process of producing the sodium chloride as a raw material medicine is as follows: dissolving industrial wet sodium chloride and purified water in a salt dissolving bin, overflowing to a salt water bucket after dissolving, conveying to a 5 mu m filter for filtering by a salt water pump, storing to a refined salt water bucket, pumping into a 3 mu m filter for filtering by a pump, conveying to an evaporation system for evaporation and concentration to generate salt slurry, washing salt slurry by salt water, taking out the salt slurry after washing to a thickener, conveying to a centrifugal machine for dehydration after thickening, drying by a dryer, screening the dried salt by a vibrating screen, and conveying to a packaging system; and (3) recovering powder salt and lump salt to a salt dissolving barrel by a drying system, and recovering salt water to a refined salt water barrel as a raw material for standby after purified water is introduced into the bottom of the salt dissolving barrel.
The production process has the following defects:
(1) The fluctuation of the brine concentration in the recovered salt dissolving barrel is large, so that the fluctuation of the sodium chloride content of the brine finally entering the refined salt water barrel is large (220-280 g/L fluctuation);
(2) The purified water distribution pipe at the bottom of the salt melting bin is provided with 2 branches, the water inflow is only about 50 m/h during actual salt melting, the water inflow is too low, the pressure is too low, salt is easy to accumulate at the bottom of the salt melting bin, and the dissolution efficiency is poor.
The above defects eventually lead to difficulties in increasing the sodium chloride concentration; the salt water concentration fluctuation is large during production, the supersaturation degree in the evaporation system is low, the generated crystal particles are small, meanwhile, the salt water is used as washing water of the evaporation system, the concentration is low during washing, the crystals are redissolved, the whole crystallization of the product is small, the crystal form is poor, the agglomeration is easy, and the customer complaint is caused.
Disclosure of Invention
The technical problems to be solved are as follows: aiming at the technical problems, the utility model provides a rapid sodium chloride dissolving device which can prevent sodium chloride from accumulating and improve dissolving efficiency and dissolving concentration, so that the damage of crystal forms is prevented and the quality of products is improved.
The technical scheme is as follows: a rapid dissolution apparatus for sodium chloride, comprising: the salt dissolving bin is provided with a wet salt inlet at the top of one end and a salt water outlet at the top of the other end, and the salt water outlet is connected with a salt water inlet of the salt water bucket through a pipeline; the heating coil is arranged at the bottom of the salt melting bin; the water distribution pipe and the brine distribution pipe are positioned above the heating coil pipe and are distributed at intervals; the inlet of the brine distribution pipe is connected with the brine outlet of the brine bucket through a pipeline, and the booster pump is arranged on the connecting pipeline of the brine distribution pipe and the brine bucket.
Preferably, a thermometer is further arranged at the bottom of the salt dissolving bin.
Preferably, the device further comprises an overflow plate, wherein the overflow plate is arranged in the salt melting bin, the bottom end of the overflow plate is detachably connected with the bottom of the salt melting bin, two sides of the overflow plate are abutted against the side wall of the salt melting bin, and the top end of the overflow plate is lower than the top end surface of the salt melting bin.
Further, the device also comprises a baffle plate, wherein the baffle plate is arranged in the salt melting bin and is positioned between the overflow plate and the brine outlet, the top of the salt melting bin is detachably connected with the top of the salt melting bin, two sides of the baffle plate are abutted against the side wall of the salt melting bin, and the bottom end of the baffle plate is higher than the bottom end surface of the salt melting bin.
Preferably, a valve is arranged on the connecting pipeline of the brine distribution pipe and the brine barrel.
The beneficial effects are that: according to the utility model, the brine distribution pipe and the booster pump are added on the basis of the original water distribution pipe, so that impact is formed on the solution in the salt dissolving bin, meanwhile, the purified water and the cross-flow inflow water of the brine form hydraulic stirring, the salt is not easy to accumulate at the bottom of the barrel, and the salt dissolving operation is convenient; the heating coil is added at the bottom of the salt melting bin, the temperature of the bottom of the salt melting bin is maintained at 60-70 ℃ by steam heating, and the dissolution efficiency is improved. The concentration of sodium chloride is increased to 300g/L after dissolution, the supersaturation degree of the solution of a steam system is increased, the growth of crystallization is facilitated, meanwhile, brine is used as washing water, the high-concentration brine is not easy to damage the crystal form of the crystallization, and the product quality is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
the reference numerals in the drawings indicate the following meanings: 1. salt dissolving bin, water distributing pipe, heating coil pipe, salt water distributing pipe, pump, salt water barrel, thermometer, overflow board and partition board.
Detailed Description
The utility model will be further described with reference to the drawings and the specific examples.
Example 1
As shown in fig. 1, a rapid dissolution apparatus for sodium chloride comprises: salt dissolving bin 1, water distribution pipe 2, heating coil 3, brine distribution pipe 4, booster pump 5, thermometer 7, overflow plate 8 and baffle 9.
The top of one end of the salt dissolving bin 1 is provided with a wet salt inlet, the top of the other end of the salt dissolving bin is provided with a salt water outlet, and the salt water outlet is connected with a salt water inlet of the salt water bucket 6 through a pipeline; the overflow plate 8 is arranged in the salt melting bin 1, the bottom end of the overflow plate is inserted into the bottom of the salt melting bin 1, two sides of the overflow plate are abutted against the side wall of the salt melting bin 1, the top end of the overflow plate is lower than the top end face of the salt melting bin 1, the partition plate 9 is arranged in the salt melting bin 1 and is positioned between the overflow plate 8 and a salt water outlet, the top end of the overflow plate is clamped at the top of the salt melting bin 1, two sides of the overflow plate are abutted against the side wall of the salt melting bin 1, and the bottom end of the overflow plate is higher than the bottom end face of the salt melting bin 1. Through the arrangement of the overflow plate 8 and the partition plate 9, a large amount of purified water can be rapidly accumulated at one side of the salt dissolving bin 1, so that wet salt can be rapidly dissolved after entering the salt dissolving bin 1, and the salt water concentration is improved; when one side of the overflow plate 8 is full, the high-concentration brine can overflow to the side of the partition plate 9 until the high-concentration brine overflows from the brine outlet to the brine barrel 6.
The heating coil 3 is arranged at the bottom of the salt melting bin 1, and a thermometer 7 for detecting the temperature of the bottom of the salt melting bin 1 is arranged at the bottom of the salt melting bin 1. Therefore, the bottom temperature of the salt dissolving bin 1 can be maintained at 60-70 ℃ by utilizing steam heating, and the dissolution speed is improved.
The water distribution pipe 2 and the salt water distribution pipe 4 are arranged above the heating coil 3 and are distributed at intervals, so that hydraulic stirring can be formed by cross flow, salt water crystallization accumulation is prevented, and dissolution efficiency is improved. The inlet of the brine distribution pipe 4 is connected with the brine outlet of the brine barrel 6 through a pipeline, the booster pump 5 is arranged on the connecting pipeline of the brine distribution pipe 4 and the brine barrel 6, and a valve is further arranged on the connecting pipeline. The use of the booster pump 5 improves the impact pressure when salt water enters the salt dissolving bin 1, promotes salt water at the bottom of the salt dissolving bin 1 to turn over, and reduces salt deposition at the bottom; the valve can control the brine trend: when the salt water concentration is high, the valve is closed to be sent into the refined salt water bucket 6, and when the salt water concentration is low, the valve is opened to be sent into the salt dissolving bin 1 to further increase the concentration.

Claims (5)

1. A rapid dissolution apparatus for sodium chloride, comprising: the salt dissolving bin (1), the water distribution pipe (2), the heating coil pipe (3), the salt water distribution pipe (4) and the booster pump (5), wherein a wet salt inlet is formed in the top of one end of the salt dissolving bin (1), a salt water outlet is formed in the top of the other end of the salt dissolving bin, and the salt water outlet is connected with a salt water inlet of the salt water bucket (6) through a pipeline; the heating coil (3) is arranged at the bottom of the salt dissolving bin (1); the water distribution pipe (2) and the brine distribution pipe (4) are positioned above the heating coil (3) and are distributed at intervals; the inlet of the brine distribution pipe (4) is connected with the brine outlet of the brine barrel (6) through a pipeline, and the booster pump (5) is arranged on the connecting pipeline of the brine distribution pipe (4) and the brine barrel (6).
2. The rapid dissolution device of sodium chloride according to claim 1, wherein the bottom of the salt dissolving bin (1) is further provided with a thermometer (7).
3. The rapid sodium chloride dissolving device according to claim 1, further comprising an overflow plate (8), wherein the overflow plate (8) is arranged in the salt melting bin (1), the bottom end of the overflow plate is detachably connected with the bottom of the salt melting bin (1), two sides of the overflow plate are abutted against the side wall of the salt melting bin (1), and the top end of the overflow plate is lower than the top end surface of the salt melting bin (1).
4. A rapid dissolution apparatus for sodium chloride according to claim 3, further comprising a partition plate (9), wherein the partition plate (9) is arranged in the salt melting bin (1) and is positioned between the overflow plate (8) and the brine outlet, the top end of the partition plate is detachably connected with the top of the salt melting bin (1), two sides of the partition plate are abutted against the side wall of the salt melting bin (1), and the bottom end of the partition plate is higher than the bottom end surface of the salt melting bin (1).
5. A rapid dissolution apparatus for sodium chloride according to claim 1, wherein the connecting pipeline of the brine distribution pipe (4) and the brine tank (6) is provided with a valve.
CN202223361762.3U 2022-12-15 2022-12-15 Quick dissolving device of sodium chloride Active CN219168148U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223361762.3U CN219168148U (en) 2022-12-15 2022-12-15 Quick dissolving device of sodium chloride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223361762.3U CN219168148U (en) 2022-12-15 2022-12-15 Quick dissolving device of sodium chloride

Publications (1)

Publication Number Publication Date
CN219168148U true CN219168148U (en) 2023-06-13

Family

ID=86666104

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223361762.3U Active CN219168148U (en) 2022-12-15 2022-12-15 Quick dissolving device of sodium chloride

Country Status (1)

Country Link
CN (1) CN219168148U (en)

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