CN109224500B

CN109224500B - Crystallization production optimization process of edible salt

Info

Publication number: CN109224500B
Application number: CN201811116835.8A
Authority: CN
Inventors: 陈同翔
Original assignee: Sichuan Jiuda Penglai Salt Chemical Co ltd
Current assignee: SICHUAN JIUDA PENGLAI SALT CHEMICAL Co.,Ltd.
Priority date: 2018-09-25
Filing date: 2018-09-25
Publication date: 2020-12-04
Anticipated expiration: 2038-09-25
Also published as: CN109224500A

Abstract

The invention relates to the field of salt processing, in particular to an optimized crystallization production process of edible salt, which comprises the following steps: s1, adding the salt solution into the crystallization reaction kettle, and simultaneously putting the cleaned cloth blocks into the crystallization reaction kettle; s2, starting the crystallization reaction kettle in the S1 to evaporate and crystallize the salt; and (S3) after S2 is finished, taking out the cloth attached with the salt crystal grains, and then starting the crystallization reaction kettle to remove the salt crystal grains remained in the crystallization reaction kettle. According to the production optimization process, the cloth is added into the salt solution, the cloth is favorable for crystallization of salt, the crystallized salt is adsorbed on the cloth, the salt can be taken out in the later period, the condition that the crystallization reaction kettle is overloaded due to excessive salt grains is avoided, the crystallization efficiency of the salt is greatly improved through combined cooperation of the cloth and the crystallization reaction kettle, and the probability of equipment damage is also reduced.

Description

Crystallization production optimization process of edible salt

Technical Field

The invention relates to the field of salt processing, in particular to an optimized crystallization production process of edible salt.

Background

The edible salt refers to processed edible salt mainly containing sodium chloride obtained from seawater, underground rock (mineral) salt sediment, and natural brine (salty) water, and does not include low sodium salt. The edible salt mainly contains sodium chloride, and also contains a small amount of water, impurities and other elements such as iron, phosphorus, iodine and the like.

However, the traditional crystallization device for edible salt production has the defects that when the material is stirred, the resistance is large, the stirring is uneven, and salt in the inner side wall of the containing box after water evaporation cannot automatically drop to the bottom of the box body, so that manual cleaning is needed, the time is wasted, and the material is wasted.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides an edible salt crystallization production optimization process, which is characterized in that a cloth material is added into a salt solution, the cloth material is favorable for salt crystallization, and the crystallized salt is adsorbed on the cloth material, so that the salt can be taken out later, the condition that a crystallization reaction kettle is overloaded due to excessive salt crystal grains is avoided, the crystallization efficiency of the salt is greatly improved through the combined cooperation of the cloth material and the crystallization reaction kettle, and the probability of equipment damage is also reduced.

The technical scheme adopted by the invention for solving the technical problems is as follows: an optimized crystallization production process of edible salt, which comprises the following steps:

s1, adding the salt solution into the crystallization reaction kettle, and simultaneously putting the cleaned cloth blocks into the crystallization reaction kettle;

s2, starting the crystallization reaction kettle in the S1 to evaporate and crystallize the salt;

s3, after S2 is finished, the cloth attached with the salt crystal grains is taken out, and then the crystallization reaction kettle is started to remove the salt crystal grains remained in the crystallization reaction kettle;

the crystallization reaction kettle adopted in the process comprises a heating mechanism, a stirring and scraping mechanism, a heat preservation mechanism, a driving mechanism and an adjusting mechanism; the inside cavity heating mechanism's lateral wall is equipped with and is used for carrying out the waste heat crystallization to the edible salt crystal after will heating the heat preservation mechanism, heating mechanism with the top of heat preservation mechanism is installed and is used for providing power actuating mechanism, actuating mechanism with the heating mechanism top adjusting mechanism rotates to be connected, adjusting mechanism run through in heating mechanism's one end with be located inside the heating mechanism stirring scraper constructs fixed connection.

Specifically, heating mechanism is including holding case, unloading pipe and combustion chamber, heat preservation mechanism's below is equipped with and is used for realizing the heating, carries out crystallized, the inside cavity round platform shape structure to edible salt the case is held to the dress, the bottom of holding the case is the arc structure, the top area that the case was held to the dress is greater than the floor area, the bottom fixedly connected with that the case was held to the dress is used for supporting the case the combustion chamber for carry the salt that the crystallization is good the unloading pipe runs through the one end of combustion chamber with the case intercommunication is held to the dress.

Specifically, heat preservation mechanism includes apron, heat preservation shell and inlet tube, the lateral wall fixedly connected with that the case was received in the dress is used for the inside material that the case was received carries out heat retaining, avoids the too fast crystallization incomplete of heat dissipation the heat preservation shell, the inlet tube runs through the inside of heat preservation shell, just the inlet tube is "S" shape and locates the inside of heat preservation shell, the top block connecting cross-section that the case was received in the dress is "T" shape structure the apron.

Specifically, actuating mechanism includes motor, pivot and spacing dish, the installation of the top center department of apron the motor, the one end of motor is rotated and is connected the pivot, the pivot runs through the one end of apron extends to the inside of containing the case is located the apron top the surperficial threaded connection of pivot is disc structure spacing dish.

Specifically, the adjusting mechanism comprises a first pressing plate, a protective shell, two pressing columns, a fixed disk, a rotary disk, a second spring, a connecting rod, a sliding ball and a sliding groove, wherein the center of the surface of the cover plate is fixedly connected with a hollow inner part, the top of the fixed disk is provided with an opening, the fixed disk is rotatably connected with the rotary disk in a cylindrical structure, the surface of the rotary shaft is rotatably connected with the first pressing plate which is positioned at the bottom of the limiting disk, the bottom of the limiting disk is circularly provided with the sliding groove, the sliding ball which is positioned at the top of the first pressing plate and is used for facilitating sliding and guiding is rotatably connected with the inside of the sliding groove, one end of the protective shell which penetrates through the rotary disk in a hollow cylindrical structure extends to the inside of the containing box, the two pressing columns are slidably connected with the protective shell, and the bottoms of the two pressing columns, the compression leg with be "L" shape structure between the connecting rod, the carousel with the winding of connecting rod surface the second spring, the connecting rod runs through the lateral wall of protective housing.

Specifically, stirring scraper constructs includes two scraper blades, stirring leaf, filtration pore, clamp plate two and first spring, is located the incasement portion is received the protective housing with two lateral walls of the relative fixed connection of lateral wall of pivot have be used for reducing stirring resistance the filtration pore, open-top stirring leaf, two are parallelogram structure the scraper blade difference sliding connection in two the inside of stirring leaf, two the relative lateral wall of stirring leaf with fixedly connected with two between the stirring leaf first spring, two the one end symmetry fixed connection of the back of the body of connecting rod is two clamp plate two, two clamp plate two and two the relative lateral wall parallel arrangement of scraper blade, two the scraper blade with the relative lateral wall of case is received in parallel.

The invention has the beneficial effects that:

(1) the crystallization reation kettle who adopts in this technology, the lateral wall fixed connection that the case was received to the dress that is cavity round platform shape structure is used for receiving the case heat retaining for the dress, does benefit to comprehensive crystallization the heat preservation shell, the inlet tube run through the inside of heat preservation shell and are "S" shape and distribute, have increased the heating time to the inside salt crystal of case is received to the dress.

(2) The crystallization reaction kettle adopted in the process is characterized in that a driving mechanism is installed at the top of a cover plate and is connected with an internal stirring scraping structure of a containing box, a motor is connected with a power supply to stir materials by stirring blades, the materials are uniformly heated, and filter holes are formed in the side walls of the stirring blades, so that resistance is reduced during stirring.

(3) The crystallization reaction kettle that adopts in this technology, the spacing dish of surface threaded connection of pivot, clockwise the spacing carousel of rotation realizes the compression leg to push down after the crystallization is accomplished, the second spring opens, further realization clamp plate one will be located stirring leaf inside scraper blade release, first spring opens, realize the scraper blade with motor switch on and scrape the material to the salt crystal of dress incasement lateral wall, avoid extravagant, and the work efficiency is improved, spacing dish of anticlockwise rotation realizes that first spring resets during recrystallization, the second spring resets, and then realized that the scraper blade contracts the inside of stirring leaf, stir once more, and easy operation.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a crystallization reactor used in the process;

FIG. 2 is a schematic view showing the connection of the rotating shaft, the stirring and scraping mechanism and the cover plate shown in FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic view of the connection between the limiting plate and the adjusting mechanism shown in fig. 3.

In the figure: 1. 1, a heating mechanism, 11, a containing box, 12, a blanking pipe, 13, a combustion chamber, 2, a stirring and scraping mechanism, 21, a scraping plate, 22, a stirring blade, 23, a filtering hole, 24, a second pressing plate, 25, a first spring, 3, a heat preservation mechanism, 31, a cover plate, 32, a heat preservation shell, 33, a water inlet pipe, 4, a driving mechanism, 41, a motor, 42, a rotating shaft, 43, a limiting disc, 5, an adjusting mechanism, 51, a first pressing plate, 52, a protective shell, 53, a pressing column, 54, a fixed disc, 55, a rotating disc, 56, a second spring, 57, a connecting rod, 58, a sliding ball, 59 and a sliding groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-4, the present invention provides an optimized process for the crystallization production of edible salt, which comprises:

s1, adding the salt solution into the crystallization reaction kettle, and simultaneously putting the cleaned cloth blocks into the crystallization reaction kettle; the cloth adopts a square cloth block with the side length of 10 cm;

the crystallization reaction kettle adopted in the process comprises a heating mechanism 1, a stirring and scraping mechanism 2, a heat preservation mechanism 3, a driving mechanism 4 and an adjusting mechanism 5; inside cavity heating mechanism 1's lateral wall is equipped with and is used for carrying out the waste heat crystallization to the edible salt crystal after will heating heat preservation mechanism 3, heating mechanism 1 with heat preservation mechanism 3's top is installed and is used for providing power actuating mechanism 4, actuating mechanism 4 with heating mechanism 1 top adjustment mechanism 5 rotates to be connected, adjustment mechanism 5 run through in heating mechanism 1's one end with be located heating mechanism 1 is inside stirring scraper mechanism 2 fixed connection.

Specifically, the heating mechanism 1 comprises a containing box 11, a discharging pipe 12 and a combustion chamber 13, the lower part of the heat preservation mechanism 3 is provided with the containing box 11 which is used for realizing heating and crystallizing edible salt, the inside of the containing box 11 is of a hollow truncated cone-shaped structure, the bottom of the containing box 11 is of an arc-shaped structure, the top area of the containing box 11 is larger than the bottom area, the bottom of the containing box 11 is fixedly connected with the combustion chamber 13 which is used for supporting the containing box 11, the discharging pipe 12 which is used for conveying crystallized salt penetrates through one end of the combustion chamber 13 and is communicated with the containing box 11, when in use, the material is added into the containing box 11, the discharging pipe 12 is sealed to avoid material leakage, the material in the combustion chamber 13 is heated by injecting human fuel, and the bottom of the containing box 11 is of an arc-shaped structure, so that the containing box 11 can be heated better, the efficiency of crystallization is improved.

Specifically, the heat preservation mechanism 3 includes a cover plate 31, a heat preservation shell 32 and a water inlet pipe 33, the outer side wall of the accommodating box 11 is fixedly connected with the heat preservation shell 32 for preserving heat of the internal material of the accommodating box 11 and avoiding incomplete crystallization due to too fast heat dissipation, the water inlet pipe 33 penetrates through the inside of the heat preservation shell 32, the water inlet pipe 33 is arranged in the heat preservation shell 32 in an S shape, the top of the accommodating box 11 is clamped and connected with the cover plate 31 with a T-shaped cross section, cold water is injected into the inside of the water inlet pipe 33 before the accommodating box 11 is heated, the accommodating box 11 is heated to transfer heat to the heat preservation shell 32 during heating, the cold water in the inside of the water inlet pipe 33 is further heated, the combustion chamber 13 stops feeding after crystallization is finished, and the internal crystal of the accommodating box 11 is reheated by the residual heat of the heat preservation shell 32, and incomplete crystallization is avoided.

Specifically, actuating mechanism 4 includes motor 41, pivot 42 and spacing dish 43, the installation is located at the top center of apron 31 motor 41, the one end of motor 41 is rotated and is connected pivot 42, pivot 42 runs through the one end of apron 31 extends to the inside of containing case 11 is located the apron 31 top the surface threaded connection of pivot 42 is disc structure spacing dish 43 is right when the inside material of containing case 11 heats, will motor 41 switch-on power supply realizes pivot 42 drives adjustment mechanism 5 with stirring scraper mechanism 2 rotates.

Specifically, the adjusting mechanism 5 includes a first pressing plate 51, a protective housing 52, two pressing columns 53, a fixed disk 54, a turntable 55, a second spring 56, a connecting rod 57, a sliding ball 58 and a sliding groove 59, the center of the surface of the cover plate 31 is fixedly connected with the hollow inner portion, the top of the fixed disk 54 is open, the fixed disk 54 is rotatably connected with the turntable 55 in a cylindrical structure, the surface of the rotating shaft 42 is rotatably connected with the first pressing plate 51 positioned at the bottom of the limiting disk 43, the bottom of the limiting disk 43 is circularly provided with the sliding groove 59, the sliding ball 58 positioned at the top of the first pressing plate 51 is conveniently slid and guided to be connected to the inside of the sliding groove 59, the protective housing 52 in a cylindrical structure is hollow inside, one end of the turntable 55 penetrates through the two pressing columns 53 and is slidably connected to the inside of the protective housing 52, two the bottom of compression leg 53 is fixed connection mutually back on the body connecting rod 57, compression leg 53 with be "L" shape structure between the connecting rod 57, carousel 55 with the winding of connecting rod 57 surface second spring 56, connecting rod 57 runs through the lateral wall of protective housing 52 will after the crystallization is accomplished motor 41 some switch on power, pivot 42 stall, at this moment, clockwise rotation spacing dish 43 realizes that compression leg 53 pushes down, second spring 56 opens, will motor 41 switches on the power once more and realizes that pivot 42 rotates.

Specifically, the stirring and scraping mechanism 2 includes two scraping plates 21, two stirring blades 22, a filtering hole 23, two pressing plates 24 and a first spring 25, the protecting shell 52 located inside the containing box 11 and the side wall of the rotating shaft 42 are relatively fixedly connected with the two side walls with the filtering hole 23 for reducing the stirring resistance and the stirring blade 22 with an open top, the two scraping plates 21 in a parallelogram structure are respectively and slidably connected inside the two stirring blades 22, two first springs 25 are fixedly connected between the opposite side walls of the two stirring blades 22 and the stirring blade 22, the two pressing plates 24 are symmetrically and fixedly connected to the opposite ends of the two connecting rods 57, the two pressing plates 24 are parallel to the opposite side walls of the two scraping plates 21, the two scraping plates 21 are parallel to the opposite side walls of the containing box 11, clockwise rotation behind spacing dish 43, further realization clamp plate 51 will be located stirring leaf 22 inside scraper blade 21 release first spring 25 opens, realizes that scraper blade 21 scrapes the salt crystal of containing case 11 inside wall with motor 41 switch on, avoids extravagant, improves work efficiency, because stirring leaf 22 with pivot 42 fixed connection between the protective housing 52 pivot 42 rotates thereupon, carousel 55 is in the inside of fixed disk 54 rotates, two compression leg 53 is in the bottom slide mechanism of clamp plate 51, just clamp plate 51 is right compression leg 53 is spacing, avoids the landing, and compression leg 53 slides and is in the surface of fixed disk 54 is avoided once more when protective housing 52 rotates compression leg 53 does not rock, anticlockwise rotation spacing dish 43 during recrystallization realizes that first spring 25 resets, The second spring 56 is reset, so that the scraper 21 is retracted into the stirring blade 22 to stir again, the operation is simple, and after the crystallization is finished, the blanking pipe 12 is opened to output the salt.

When the material storage box is used, firstly, materials are added into the interior of the storage box 11, the blanking pipe 12 is sealed, leakage of the materials is avoided, the materials in the interior of the storage box 11 are heated by injecting human fuel into the interior of the combustion chamber 13, the storage box 11 with the arc-shaped bottom is convenient to heat, crystallization efficiency is improved, cold water is injected into the interior of the water inlet pipe 33 before the storage box 11 is heated, the storage box 11 is heated to transfer heat to the heat preservation shell 32 during heating, further, the cold water in the interior of the water inlet pipe 33 is heated, the combustion chamber 13 stops feeding after crystallization is finished, internal crystals of the storage box 11 are reheated by waste heat of the heat preservation shell 32, incomplete crystallization is avoided, when the materials in the interior of the storage box 11 are heated, the motor 41 is powered on, the rotating shaft 42 drives the adjusting mechanism 5 and the stirring scraping mechanism 2 to rotate, and the motor 41 is powered on after crystallization is finished, the rotating shaft 42 stops rotating, at this time, the limiting disc 43 rotates clockwise to press the pressing column 53 downwards, the second spring 56 opens, the motor 41 is powered on again to realize the rotation of the rotating shaft 42, after the limiting disc 43 rotates clockwise, the first pressing plate 51 further realizes that the scraping plate 21 positioned inside the stirring blade 22 is pushed out, the first spring 25 opens, the motor 41 is powered on to realize that the scraping plate 21 scrapes salt crystals on the inner side wall of the accommodating box 11, waste is avoided, and the working efficiency is improved, because the stirring blade 22 is fixedly connected with the rotating shaft 42 and the protective shell 52, the protective shell 52 rotates along with the rotating shaft 42 when the rotating shaft 42 rotates, the rotating disc 55 rotates inside the fixed disc 54, the two pressing columns 53 slide at the bottom of the first pressing plate 51, and the first pressing plate 51 limits the pressing column 53 to avoid sliding off, and the pressing column 53 slides on the surface of the fixed disc 54, so that the pressing column 53 does not shake when the, during the recrystallization, the first spring 25 and the second spring 56 are reset by rotating the limiting disc 43 anticlockwise, so that the scraper 21 is retracted into the stirring blade 22, the secondary stirring is realized, the operation is simple, and after the recrystallization is finished, the blanking pipe 12 is opened to output salt.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An optimized crystallization production process of edible salt is characterized by comprising the following steps:

the crystallization reaction kettle adopted in the process comprises a heating mechanism (1), a stirring and scraping mechanism (2), a heat preservation mechanism (3), a driving mechanism (4) and an adjusting mechanism (5); the outer side wall of the heating mechanism (1) which is hollow inside is provided with a heat preservation mechanism (3) used for performing waste heat crystallization on the heated edible salt crystals, the top parts of the heating mechanism (1) and the heat preservation mechanism (3) are provided with a driving mechanism (4) used for providing power, the driving mechanism (4) is rotatably connected with the adjusting mechanism (5) at the top part of the heating mechanism (1), and the adjusting mechanism (5) penetrates through one end of the heating mechanism (1) and is fixedly connected with the stirring and scraping mechanism (2) positioned inside the heating mechanism (1); the heating mechanism (1) comprises a containing box (11), a discharging pipe (12) and a combustion chamber (13), wherein the containing box (11) which is used for realizing heating and crystallizing edible salt and is internally of a hollow truncated cone-shaped structure is arranged below the heat-insulating mechanism (3), the bottom of the containing box (11) is of an arc-shaped structure, the top area of the containing box (11) is larger than the bottom area, the combustion chamber (13) which is used for supporting the containing box (11) is fixedly connected to the bottom of the containing box (11), and one end, penetrating through the combustion chamber (13), of the discharging pipe (12) which is used for conveying crystallized salt is communicated with the containing box (11); the heat preservation mechanism (3) comprises a cover plate (31), a heat preservation shell (32) and a water inlet pipe (33), the outer side wall of the containing box (11) is fixedly connected with the heat preservation shell (32) which is used for preserving heat of materials in the containing box (11) and avoiding incomplete crystallization due to too fast heat dissipation, the water inlet pipe (33) penetrates through the heat preservation shell (32), the water inlet pipe (33) is arranged in the heat preservation shell (32) in an S shape, and the top of the containing box (11) is clamped and connected with the cover plate (31) with a T-shaped structure in cross section; the driving mechanism (4) comprises a motor (41), a rotating shaft (42) and a limiting disc (43), the motor (41) is installed at the center of the top of the cover plate (31), one end of the motor (41) is rotatably connected with the rotating shaft (42), the rotating shaft (42) penetrates through one end of the cover plate (31) and extends into the containing box (11), and the surface of the rotating shaft (42) positioned at the top of the cover plate (31) is in threaded connection with the limiting disc (43) in a disc-shaped structure; adjustment mechanism (5) are including clamp plate (51), protective housing (52), two compression leg (53), fixed disk (54), carousel (55), second spring (56), connecting rod (57), ball (58) and spout (59), the surface center department fixed connection inside cavity of apron (31), open-top fixed disk (54), the inside rotation of fixed disk (54) is connected and is cylindrical structure carousel (55), the surface rotation of pivot (42) is connected with and is located spacing dish (43) bottom clamp plate (51), the bottom of spacing dish (43) is circular seting up spout (59), is located be used for at clamp plate (51) top be convenient for slide, direction ball (58) roll connection in the inside of spout (59), inside cavity be cylindrical structure protective housing (52) run through the one end of carousel (55) extends to the dress is received case (11) The inner part of the protective shell (52), the two compression columns (53) are connected to the inner part of the protective shell (52) in a sliding mode, the bottoms of the two compression columns (53) are fixedly connected with the connecting rod (57) in a back-to-back mode, the compression columns (53) and the connecting rod (57) are of an L-shaped structure, the rotary disc (55) and the connecting rod (57) are wound on the surface of the second spring (56), and the connecting rod (57) penetrates through the outer side wall of the protective shell (52).

2. The optimized process for the crystallization production of edible salt according to claim 1, wherein: the stirring scraping mechanism (2) comprises two scraping plates (21), stirring blades (22), a filtering hole (23), two pressing plates (24) and a first spring (25), the stirring scraping mechanism is positioned inside the containing box (11), the protective shell (52) and the side wall of the rotating shaft (42) are fixedly connected with the two side walls relatively, the two side walls are provided with the stirring blades (22) which are used for reducing stirring resistance, the top of the filtering hole (23) is open, the two scraping plates (21) which are of parallelogram structures are respectively connected with the two stirring blades (22) in a sliding manner, the two first springs (25) are fixedly connected between the opposite side walls of the two stirring blades (22) and the stirring blades (22), the two opposite ends of the connecting rod (57) are symmetrically and fixedly connected with the two pressing plates (24), and the two pressing plates (24) are arranged in parallel to the opposite side walls of the two scraping plates (21), the two scrapers (21) are parallel to the opposite side walls of the containing box (11).