CN214973138U

CN214973138U - Salt dissolving device capable of continuously providing crude salt water with stable concentration

Info

Publication number: CN214973138U
Application number: CN202121051815.4U
Authority: CN
Inventors: 刘杨; 陈浩; 冯冬娅
Original assignee: Huarong Chemical Co Ltd
Current assignee: Huarong Chemical Co Ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-12-03
Anticipated expiration: 2031-05-17

Abstract

The utility model discloses a can provide salt device of changing of stable concentration crude salt water in succession, including base, salt bucket, electronic measurement feeder, salt dissolving bin, subside the storehouse, salt dissolving bin inlet tube, a plurality of storehouse inlet tube that subsides, a plurality of bottom pure water mouth, a plurality of first baffling, a plurality of desilting delivery ports, first overflow mouth, second overflow mouth subside, the utility model relates to a crude salt water technical field, the beneficial effect of present case is: the introduced water also plays a role in stirring the solution while dissolving the original salt, and some undissolved fine crystals floating on the upper layer overflow into the pipeline along with the solution, so that the pipeline is easy to block after long-term accumulation; the traditional salt feeding is batch salt feeding, the salt layer height is higher in the initial salt feeding stage, the concentration of crude salt water is higher, and the solution concentration is slowly reduced along with the reduction of the salt layer height; the concentration of the brine is extremely unstable, and the quality of the product at the later stage is influenced.

Description

Salt dissolving device capable of continuously providing crude salt water with stable concentration

Technical Field

The utility model relates to a crude brine technical field specifically is a can provide salt dissolving device of stable concentration crude brine in succession.

Background

The ion membrane electrolysis method is the most advanced potash preparation technology at present, and is characterized in that a potassium chloride solution with certain concentration and temperature is converted into potassium hydroxide through electrolysis, and the key point of stable product quality is to provide a stable potassium chloride solution for an electrolytic cell;

the most widely used salt dissolving stage at present is a vertical cylindrical salt dissolving barrel 2; ensuring that the salt layer in the salt dissolving barrel 2 is accumulated to a certain height, introducing water from the bottom of the salt dissolving barrel 2, dissolving potassium chloride by the water to form crude salt water, and flowing out from an overflow port;

the types of the sylvite raw materials are various, so that the crystal sizes are different; the introduced water also plays a role in stirring the solution while dissolving the original salt, and some undissolved fine crystals floating on the upper layer overflow into the pipeline along with the solution, so that the pipeline is easy to block after long-term accumulation; the traditional salt feeding is batch salt feeding, the salt layer height is higher in the initial salt feeding stage, the concentration of crude salt water is higher, and the solution concentration is slowly reduced along with the reduction of the salt layer height; the brine concentration is extremely unstable, and the quality of the product at the later stage is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a salt dissolving device which can continuously provide crude brine with stable concentration, which solves the problems that the prior sylvite raw materials are various in types and different in crystallization size; the introduced water also plays a role in stirring the solution while dissolving the original salt, and some undissolved fine crystals floating on the upper layer overflow into the pipeline along with the solution, so that the pipeline is easy to block after long-term accumulation; the traditional salt feeding is batch salt feeding, the salt layer height is higher in the initial salt feeding stage, the concentration of crude salt water is higher, and the solution concentration is slowly reduced along with the reduction of the salt layer height; the brine concentration is extremely unstable, and the quality of the product at the later stage is influenced;

in order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a salt dissolving device capable of continuously providing crude salt water with stable concentration comprises a base, a salt dissolving barrel, an electronic metering feeder, a salt dissolving bin, a settling bin, a salt dissolving bin water inlet pipe, a plurality of settling bin water inlet pipes, a plurality of bottom pure water ports, a plurality of first baffling plates, a plurality of dredging water outlets, a first overflow port and a second overflow port, wherein the salt dissolving barrel is arranged at the top of the base, the electronic metering feeder is arranged at the top of the salt dissolving barrel, the salt dissolving bin is arranged inside the salt dissolving barrel, the settling bin is arranged around the salt dissolving bin, the salt dissolving bin water inlet pipes are arranged at the middle part and the bottom of the salt dissolving bin in an extending manner, a middle pure water pipe arranged around the salt dissolving bin is arranged in the middle of the salt dissolving bin water inlet pipe, a plurality of middle pure water ports are arranged on the middle pure water pipe, and a plurality of bottom pure water ports are sequentially arranged on the salt dissolving bin water inlet pipe at the bottom of the salt dissolving bin, a plurality of first baffling board install respectively in dissolve salt storehouse outer wall and subside the storehouse inner wall, it is a plurality of subside the storehouse inlet tube extend to and change salt bottom of the barrel portion and set up respectively between adjacent first baffling board, it is a plurality of the desilting delivery port sets up respectively in a plurality of subside storehouse inlet tube downside, first overflow mouth set up in dissolve salt storehouse wall, the second overflow mouth set up in subside the storehouse lateral wall, the level of first overflow mouth 11 is higher than the second overflow mouth.

Preferably, still include baffling groove, a plurality of second baffling baffle and thick salt solution storage tank, baffling groove one side with the second overflow mouth is connected, and is a plurality of the second baffling baffle install respectively in baffling groove both sides inner wall, thick salt solution storage tank with the baffling groove opposite side is connected.

Preferably, an online baume densimeter is installed at the second overflow port.

Preferably, the plurality of middle pure water ports on the middle pure water pipe are located on the same horizontal plane, and the plurality of middle pure water ports are offset by 30-60 degrees in the clockwise direction.

Preferably, a plurality of the bottom pure water gaps are offset by 30-60 degrees counterclockwise in the horizontal direction.

Preferably, the online baume densimeter and the electronic metering feeder are both connected with a PLC control system.

Preferably, the tops of the plurality of dredging water outlets are provided with circular arcs.

Advantageous effects

The utility model provides a can provide salt dissolving device of stable concentration crude salt water in succession, possess following beneficial effect: in the utility model, the salt dissolving barrel is divided into a salt dissolving bin and a settling bin, the settling bin is provided with a large number of baffles, the baffling time of the overflow saline water of the salt dissolving bin is increased, a large number of potassium chloride crystals are promoted to settle during baffling, and the problems that the types of sylvite raw materials are various and the crystallization sizes are different are solved; the introduced water also plays a role in stirring the solution while dissolving the original salt, and some undissolved fine crystals floating on the upper layer overflow into the pipeline along with the solution, so that the pipeline is easy to block after long-term accumulation; the traditional salt feeding is batch salt feeding, the salt layer height is higher in the initial salt feeding stage, the concentration of crude salt water is higher, and the solution concentration is slowly reduced along with the reduction of the salt layer height; the concentration of the brine is extremely unstable, and the quality of the product at the later stage is influenced.

Drawings

Fig. 1 is a schematic diagram of a salt dissolving process of a salt dissolving device capable of continuously providing crude brine with stable concentration according to the present invention.

Fig. 2 is a schematic view of the salt dissolving barrel of the salt dissolving device capable of continuously providing crude salt water with stable concentration according to the present invention.

Fig. 3 is a schematic view of a salt dissolving barrel of the salt dissolving device capable of continuously providing crude salt water with stable concentration according to the present invention.

Fig. 4 is a schematic structural diagram of a bottom pure water inlet stroke of a salt dissolving device capable of continuously providing crude brine with stable concentration according to the present invention.

Fig. 5 is a schematic structural view of a dredging water outlet of a salt dissolving device capable of continuously providing crude salt water with stable concentration according to the present invention.

In the figure: 1-a base; 2-salt dissolving bucket; 3-electronic metering feeder; 4-a salt dissolving bin; 5-a settling bin; 6-water inlet pipe of the salt dissolving bin; 7-a water inlet pipe of a settling bin; 8-bottom pure water port; 9-a first baffle; 10-dredging water outlet; 11-a first overflow; 12-a second overflow; 13-a baffling groove; 14-a second baffle; 15-a crude brine storage tank; 16-middle pure water gap; 17-on-line baume densitometer; 18-circular arc.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a salt dissolving device capable of continuously providing crude salt water with stable concentration;

the components of the scheme mainly comprise: including base 1, salt melting bucket 2, electronic measurement feeder 3, salt dissolving bin 4, subside storehouse 5, salt dissolving bin inlet tube 6, a plurality of storehouse inlet tubes that subside 7, a plurality of bottom pure water mouths 8, a plurality of first baffling 9, a plurality of desilting delivery port 10, first overflow mouth 11 and second overflow mouth 12.

Wherein, changing salt bucket 2 and installing in 1 top of base, electron measurement feeder 3 sets up in changing 2 tops of salt bucket, dissolve salt storehouse 4 set up in change 2 insides of salt bucket, subside the storehouse 5 around dissolving salt storehouse 4 setting. The water inlet pipe 6 of the salt dissolving bin extends to be arranged at the middle part and the bottom of the salt dissolving bin 4, the middle part of the water inlet pipe 6 of the salt dissolving bin is provided with a middle pure water pipe which is arranged around the salt dissolving bin 4, and the middle pure water pipe is provided with a plurality of middle pure water ports 16. The plurality of bottom pure water ports 8 are sequentially arranged on a water inlet pipe 6 of the salt dissolving bin at the bottom of the salt dissolving bin 4. A plurality of first baffling boards 9 are installed respectively in dissolving 4 outer walls in salt storehouse and subsiding 5 inner walls in storehouse, and a plurality of storehouse inlet tubes 7 that subside extend to and change 2 bottoms in salt bucket and set up respectively between adjacent first baffling board 9. A plurality of desilting delivery ports 10 set up respectively in a plurality of subside storehouse inlet tube 7 downside, first overflow mouth 11 sets up in 4 walls in the salt dissolving storehouse, and second overflow mouth 12 sets up in 5 lateral walls in the storehouse of subsiding, and the level of first overflow mouth 11 is higher than second overflow mouth 12.

The device also comprises a baffling groove 13, a plurality of second baffling plates 14 and a crude brine storage tank 15. One side of the diversion groove 13 is connected with the second overflow port 12, a plurality of second diversion baffles 14 are respectively arranged on the inner walls of two sides of the diversion groove 13, and the crude brine storage tank 15 is connected with the other side of the diversion groove 13.

In this embodiment, the on-line baume densimeter 17 is installed at the second overflow port 12, and the brine concentration can be detected in real time. The on-line baume densimeter 17 controls the reading of the densimeter to be 70-80 baume degrees, when the baume degree is too high, the electronic metering feeder 3 is controlled to stop feeding, when the baume degree is too low, the electronic metering feeder 3 is controlled to increase feeding, the salt water concentration is accurately controlled to be 320 +/-10 g/L, in the using process, potassium chloride is fed into the dissolved salt bin 4 through the electronic metering feeder 3, meanwhile, pure water is fed into a plurality of the dissolved salt bin water inlet pipes 6 and a plurality of the settling bin water inlet pipes 7, the pure water with the temperature of 60 ℃ is simultaneously and continuously fed into the dissolved salt bin 4 through the middle pure water port 16 and the bottom pure water port 8, the middle pure water port 16 is positioned on the same horizontal plane and deviates 30-60 degrees in the clockwise direction, the bottom pure water port 8 deviates 30-60 degrees in the anticlockwise direction in the horizontal direction, and the solid potassium chloride is horizontally and clockwise stirred in the middle of the dissolved salt bin 4, receive vertical anticlockwise stirring effect at the bottom, potassium chloride fully dissolves under the stirring effect, obtain saturated potassium chloride solution, and then overflow to subside storehouse 5 inside from the first overflow mouth 11 of dissolved salt storehouse 4, dissolved salt storehouse 4 overflow salt water gets into subside storehouse 5 after, because the effect of a plurality of first baffling boards 9, saturated solution slowly moves ahead along the clockwise, the floating crystal subsides gradually in the in-process of baffling, finally obtain not having the floating crystal and stable salt water of concentration, the floating crystal then sinks to subside storehouse 5 bottom, surplus salt water gets into baffling groove 13 inside through second overflow mouth 12, can add the salt water refining agent at baffling groove 13, baffling abundant mixed salt water refining agent and salt water through a plurality of second baffling boards, finally get into thick salt water storage tank 15 inside and store, when subsiding storehouse 5 bottom needs to wash, let in a plurality of settlement storehouse inlet tubes 7 in pure water, pure water is sprayed out through the plurality of desilting water outlets 10, and meanwhile, the top arcs 18 of the plurality of desilting water outlets 10 block the change of water outlet direction, so that bottom sludge is washed and cleaned.

In the specific implementation process, further, an online baume densimeter 17 is installed at the second overflow port 12, so that the brine concentration can be detected in real time.

In the specific implementation process, furthermore, a plurality of pure water openings on the water inlet pipe of the settling bin are located on the same horizontal plane and offset by 30-60 degrees in the clockwise direction.

In the specific implementation process, furthermore, the plurality of bottom pure water ports 8 are offset by 30-60 degrees counterclockwise in the horizontal direction.

In the specific implementation process, further, the online baume densimeter 17 and the electronic metering feeder 3 are both connected with a PLC control system, the online baume densimeter 17 feeds back the relevant information to the PLC control system, and then the PLC control system controls the feeding and metering of the electronic metering feeder 3.

In the specific implementation process, further, the top of the plurality of dredging water outlets 10 is provided with an arc 18.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The statement that an element defined by the phrase "comprises an … … does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A salt dissolving device capable of continuously providing crude salt water with stable concentration is characterized by comprising a base (1), a salt dissolving barrel (2), an electronic metering feeder (3), a salt dissolving bin (4), a settling bin (5), a salt dissolving bin water inlet pipe (6), a plurality of settling bin water inlet pipes (7), a plurality of bottom pure water outlets (8), a plurality of first baffling plates (9), a plurality of dredging water outlets (10), a first overflow port (11) and a second overflow port (12), wherein the salt dissolving barrel (2) is arranged at the top of the base (1), the electronic metering feeder (3) is arranged at the top of the salt dissolving barrel (2), the salt dissolving bin (4) is arranged inside the salt dissolving barrel (2), the settling bin (5) is arranged around the salt dissolving bin (4), and the salt dissolving bin water inlet pipe (6) is arranged at the middle part and the bottom of the salt dissolving bin (4) in an extending manner, and the middle part of the water inlet pipe (6) of the salt dissolving bin is provided with a middle pure water pipe which is arranged around the salt dissolving bin (4), the middle pure water pipe is provided with a plurality of middle pure water ports (16), a plurality of bottom pure water ports (8) are sequentially arranged on the salt dissolving bin water inlet pipes (6) at the bottom of the salt dissolving bin (4), a plurality of first baffling plates (9) are respectively arranged on the outer wall of the salt dissolving bin (4) and the inner wall of the settling bin (5), a plurality of settling bin water inlet pipes (7) extend to the bottom of the salt dissolving barrel (2) and are respectively arranged between the adjacent first baffling plates (9), a plurality of desilting water outlets (10) are respectively arranged at the lower sides of the plurality of settling bin water inlet pipes (7), the first overflow port (11) is arranged on the wall surface of the dissolved salt bin (4), the second overflow port (12) is arranged on the side wall of the sedimentation bin (5), the first overflow opening (11) is higher in level than the second overflow opening (12).

2. The salt dissolving device for continuously providing crude brine with stable concentration according to claim 1, further comprising a baffling groove (13), a plurality of second baffling plates (14) and a crude brine storage tank (15), wherein one side of the baffling groove (13) is connected with the second overflow port (12), the plurality of second baffling plates (14) are respectively arranged on the inner walls of the two sides of the baffling groove (13), and the crude brine storage tank (15) is connected with the other side of the baffling groove (13).

3. A desalination plant for the continuous supply of raw brine of constant concentration according to claim 1, characterized in that the second overflow outlet (12) is equipped with an in-line baume densimeter (17).

4. A desalination apparatus for continuously providing raw brine with stable concentration according to claim 1, wherein the plurality of intermediate pure water ports (16) of the intermediate pure water pipe are located at the same horizontal plane, and the plurality of intermediate pure water ports (16) are all shifted by 30-60 ° clockwise.

5. A desalination unit for continuously providing a raw brine of constant concentration according to claim 1, characterized in that several of said bottom nozzles (8) are horizontally displaced 30-60 ° counterclockwise.

6. A desalination plant for the continuous production of a crude brine of constant concentration according to claim 1, characterized in that the on-line baume densitometer (17) and the electronic metering feeder (3) are connected to a PLC control system.

7. A desalination device for continuously providing crude brine with stable concentration according to claim 1, characterized in that the top of a plurality of said desilting water outlets (10) is provided with a circular arc (18).