Evaporative crystallization device for producing potassium chloride crystals

Abstract

The utility model relates to the technical field of evaporative crystallization devices, and discloses an evaporative crystallization device for producing potassium chloride crystals, which comprises a crystallization tank body, a guide mechanism is arranged in the crystallization tank body, an exhaust mechanism is arranged on the left side of the crystallization tank body, and a liquid nitrogen pipe is fixedly connected to the top of the crystallization tank body. An observation opening is fixedly connected to the interior of the crystallization tank body, a collection box is movably connected to the interior of the crystallization tank body, a bottom plate is fixedly connected to the bottom of the crystallization tank body, a partition plate is fixedly connected to the interior of the crystallization tank body, and a guide plate is fixedly connected to the interior of the partition plate. According to the evaporative crystallization device for producing the potassium chloride crystals, the fan blades convey potassium chloride gas, then the rotating disc drives the push rod to reciprocate, and the guide plate can be driven to swing in a reciprocating manner, so that the potassium chloride gas is guided to be in faster and more comprehensive contact with the guide plate, the contact speed is effectively increased, the crystallization efficiency is improved, and the working speed is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of evaporation crystallization devices, in particular to an evaporation crystallization device for producing potassium chloride crystals. Background Art

[0002] Potassium chloride is white powder or colorless crystals, odorless, salty, non-toxic, easily soluble in water, soluble in glycerol, and slightly soluble in ethanol. Food-grade potassium chloride is mainly used to produce low-sodium salt. During the production process of potassium chloride crystals, a crystallization device is required to convert potassium chloride gas into crystals.

[0003] According to the description of an evaporation crystallization device for producing food-grade potassium chloride crystals disclosed on the patent website (authorization announcement number: CN 211705921 U), "The utility model provides an evaporation crystallization device for producing food-grade potassium chloride crystals. The evaporation crystallization device for producing food-grade potassium chloride crystals includes a tank body; a storage chamber, the storage chamber is opened on the tank body; a crystallization chamber, the crystallization chamber is opened on the tank body, and the crystallization chamber is located above the storage chamber; a first feed pipe, the first feed pipe is fixedly installed on one side of the tank body; a truncated cone-shaped fixed block, the truncated cone-shaped fixed block is fixedly installed on the bottom inner wall of the crystallization chamber; a first feed port, the first feed port is opened on the bottom inner wall of the crystallization chamber; a second feed port, the second feed port is opened on the truncated cone-shaped fixed block, and the second feed port is connected to the first feed port. The evaporation crystallization device for producing food-grade potassium chloride crystals provided by the utility model has the advantages of easy use, high crystallization efficiency and low crystallization cost."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use of the utility model, since the device allows potassium chloride gas to enter the arc-shaped cooling cavity, and then the potassium chloride is attached and crystallized through the guide plate, and then falls into the crystallization cavity, but the position of the guide plate is fixed, the potassium chloride gas contacts it by itself, and the contact is slow, which affects the work efficiency and leads to low work efficiency. Therefore, it is necessary to improve an evaporation crystallization device for producing potassium chloride crystals to solve the above problems. Utility Model Content

[0006] The utility model aims to provide an evaporation crystallization device for producing potassium chloride crystals to solve the problems raised in the above background technology.

[0007] To achieve the above object, the utility model provides the following technical scheme: an evaporation crystallization device for producing potassium chloride crystals, comprising a crystallization tank body, a guide mechanism is arranged inside the crystallization tank body, an exhaust mechanism is arranged on the left side of the crystallization tank body, a liquid nitrogen tube is fixedly connected to the top of the crystallization tank body, an observation port is fixedly connected to the inside of the crystallization tank body, a collecting box is movably connected to the inside of the crystallization tank body, a bottom plate is fixedly connected to the bottom of the crystallization tank body, a partition is fixedly connected to the inside of the crystallization tank body, and a guide plate is fixedly connected to the inside of the partition.

[0008] The guide mechanism comprises an air intake assembly and a drive assembly. The air intake assembly is arranged inside the crystallization tank body, and the drive assembly is arranged inside the air intake assembly.

[0009] Preferably, the air intake assembly includes a potassium chloride gas tank, which is fixedly connected to the top of the base plate, and the top of the potassium chloride gas tank is fixedly connected with a gas filling port, the interior of the crystallization tank body is fixedly connected with an air inlet, an air intake pipe is fixedly connected between the air inlet and the potassium chloride gas tank, the interior of the air inlet is fixedly connected with a support plate, the interior of the support plate is provided with fan blades, and the interior of the air inlet is rotatably connected with a guide plate for conveying gas to the interior of the crystallization tank body.

[0010] Preferably, two air inlets are provided, and the two air inlets are symmetrically fixedly connected to the inside of the crystallization tank body for symmetrically conveying gas from both sides.

[0011] Preferably, the driving assembly includes a positioning frame, which is fixedly connected to the front side of the crystallization tank body, the positioning frame is internally slidably connected to a skateboard, the front side of the skateboard is fixedly connected to a connecting rod, the top of the positioning frame is fixedly connected to a motor, the output end of the motor is fixedly connected to a rotating disk, the bottom of the rotating disk is fixedly connected to a driving column, the driving column is movably connected to the inside of the connecting rod, the inside of the skateboard is slidably connected to a push rod, and the push rod is rotatably connected to the inside of the guide plate for guiding the gas.

[0012] Preferably, the connecting rod is provided with a limiting groove at a corresponding position of the driving column, and the driving column is movably connected inside the limiting groove, the air inlet is provided with a through hole at a corresponding position of the push rod, and the push rod passes through the through hole to facilitate the movement of the push rod.

[0013] Preferably, the exhaust mechanism includes an exhaust pipe, which is fixedly connected to the left side of the crystallization tank body, a limiting ring is fixedly connected inside the exhaust pipe, a positioning plate is fixedly connected inside the exhaust pipe, a spring is fixedly connected to the left side of the positioning plate, and a sealing plate is fixedly connected to the end of the spring away from the positioning plate for discharging liquid nitrogen gas.

[0014] Preferably, the limiting ring is provided with an inclined surface at a corresponding position of the sealing sheet, and the sealing sheet is in contact with the inclined surface, so as to locate the position of the sealing sheet.

[0015] Compared with the prior art, the utility model provides an evaporation crystallization device for producing potassium chloride crystals, which has the following beneficial effects:

[0016] 1. The evaporation crystallization device for producing potassium chloride crystals, during use, conveys potassium chloride gas through the fan blades, and then drives the push rod to move back and forth through the rotating disk, which can drive the guide plate to swing back and forth, thereby guiding the potassium chloride gas to make it contact with the guide plate faster and more comprehensively, effectively speeding up the contact speed, improving the crystallization efficiency, and speeding up the working speed.

[0017] 2. The evaporation crystallization device for producing potassium chloride crystals, during use, pulls the sealing sheet to contact the inclined surface of the limit ring through the provided spring, thereby achieving the effect of unidirectional movement of air, preventing outside air from entering the interior of the crystallization tank and affecting the working efficiency of liquid nitrogen. The device has a simple structure and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the air intake assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the drive assembly of the utility model;

[0023] Figure 5 It is a schematic diagram of the exhaust mechanism structure of the utility model.

[0024] In the figure: 1. crystallization tank body; 2. guide mechanism; 21. air intake assembly; 211. potassium chloride gas tank; 212. gas filling port; 213. air intake port; 214. air intake pipe; 215. support plate; 216. fan blade; 217. guide plate; 22. drive assembly; 221. positioning frame; 222. slide plate; 223. connecting rod; 224. motor; 225. rotating disk; 226. driving column; 227. push rod; 3. exhaust mechanism; 31. exhaust pipe; 32. limit ring; 33. positioning plate; 34. spring; 35. sealing sheet; 4. liquid nitrogen tube; 5. observation port; 6. collection box; 7. bottom plate; 8. partition; 9. guide plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Embodiment 1:

[0028] See also Figure 1-4 The utility model provides a technical solution: an evaporation crystallization device for producing potassium chloride crystals, comprising a crystallization tank body 1, a guide mechanism 2 is arranged inside the crystallization tank body 1, an exhaust mechanism 3 is arranged on the left side of the crystallization tank body 1, a liquid nitrogen tube 4 is fixedly connected to the top of the crystallization tank body 1, an observation port 5 is fixedly connected inside the crystallization tank body 1, a collecting box 6 is movably connected inside the crystallization tank body 1, a bottom plate 7 is fixedly connected to the bottom of the crystallization tank body 1, a partition 8 is fixedly connected inside the crystallization tank body 1, and a guide plate 9 is fixedly connected inside the partition 8.

[0029] The guide mechanism 2 includes an air intake assembly 21 and a drive assembly 22 . The air intake assembly 21 is arranged inside the crystallization tank body 1 , and the drive assembly 22 is arranged inside the air intake assembly 21 .

[0030] Furthermore, the air intake assembly 21 includes a potassium chloride gas tank 211, which is fixedly connected to the top of the base plate 7, and a gas filling port 212 is fixedly connected to the top of the potassium chloride gas tank 211. An air inlet 213 is fixedly connected to the inside of the crystallization tank body 1, and an air intake pipe 214 is fixedly connected between the air inlet 213 and the potassium chloride gas tank 211. A support plate 215 is fixedly connected to the inside of the air inlet 213, and a fan blade 216 is arranged inside the support plate 215. The air inlet 213 is rotatably connected to a guide plate 217 for conveying gas to the inside of the crystallization tank body 1.

[0031] Furthermore, two air inlets 213 are provided, and the two air inlets 213 are symmetrically fixedly connected to the inside of the crystallization tank body 1 for symmetrically conveying gas from both sides.

[0032] Furthermore, the driving assembly 22 includes a positioning frame 221, which is fixedly connected to the front side of the crystallization tank body 1, and the positioning frame 221 is internally slidably connected to a slide plate 222, and the front side of the slide plate 222 is fixedly connected to a connecting rod 223, and the top of the positioning frame 221 is fixedly connected to a motor 224, and the output end of the motor 224 is fixedly connected to a rotating disk 225, and the bottom of the rotating disk 225 is fixedly connected to a driving column 226, and the driving column 226 is movably connected to the inside of the connecting rod 223, and the inside of the slide plate 222 is slidably connected to a push rod 227, and the push rod 227 is rotatably connected to the inside of the guide plate 217 for guiding the gas.

[0033] Furthermore, the connecting rod 223 is provided with a limiting groove at a corresponding position of the driving column 226, and the driving column 226 is movably connected inside the limiting groove. The air inlet 213 is provided with a through hole at a corresponding position of the push rod 227, and the push rod 227 passes through the through hole to facilitate the movement of the push rod 227.

[0034] Embodiment 2:

[0035] See also Figure 5 , and combined with Example 1, it is further obtained that the exhaust mechanism 3 includes an exhaust pipe 31, the exhaust pipe 31 is fixedly connected to the left side of the crystallization tank body 1, the exhaust pipe 31 is fixedly connected to a limit ring 32 inside, the exhaust pipe 31 is fixedly connected to a positioning plate 33 inside, the left side of the positioning plate 33 is fixedly connected to a spring 34, and the end of the spring 34 away from the positioning plate 33 is fixedly connected to a sealing sheet 35 for discharging liquid nitrogen gas.

[0036] Furthermore, the limiting ring 32 is provided with an inclined surface at a position corresponding to the sealing sheet 35 , and the sealing sheet 35 is in contact with the inclined surface, so as to locate the position of the sealing sheet 35 .

[0037] In actual operation, when the device is used, the gas filling port 212 can add gas to the interior of the potassium chloride gas tank 211, the fan blade 216 rotates to transport the gas to the interior of the gas inlet 213 through the gas inlet pipe 214, the gas inlet 213 allows the gas to pass through the guide plate 217 and then enter the interior of the crystallization tank body 1, the motor 224 drives the rotating disk 225, the rotating disk 225 drives the driving column 226, the driving column 226 drives the connecting rod 223, the connecting rod 223 drives the slide plate 222, the slide plate 222 drives the push rod 227, and the push rod 227 drives The guide plate 217 swings back and forth to guide the gas so that it is in full contact with the guide plate 9. The liquid nitrogen pipe 4 transports the liquid nitrogen to the interior of the crystallization tank body 1. The liquid nitrogen is cooled by the guide plate 9, so that the gas is in contact with the cooled guide plate 9, thereby crystallizing and then falling into the interior of the collection box 6. The observation port 5 can observe the internal situation, and the collection box 6 can extract the crystals for collection. The air in the liquid nitrogen area will push the sealing sheet 35, and the sealing sheet 35 stretches the spring 34 and then moves away from the limit ring 32, and the excess air can be discharged through the exhaust pipe 31.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. An evaporation crystallization device for producing potassium chloride crystals, comprising a crystallization tank (1), characterized in that: The crystallization tank body (1) is provided with a guide mechanism (2) inside, an exhaust mechanism (3) is provided on the left side of the crystallization tank body (1), a liquid nitrogen pipe (4) is fixedly connected to the top of the crystallization tank body (1), an observation port (5) is fixedly connected to the inside of the crystallization tank body (1), a collection box (6) is movably connected to the inside of the crystallization tank body (1), a bottom plate (7) is fixedly connected to the bottom of the crystallization tank body (1), a partition (8) is fixedly connected to the inside of the crystallization tank body (1), and a guide plate (9) is fixedly connected to the inside of the partition (8); The guide mechanism (2) comprises an air intake component (21) and a drive component (22); the air intake component (21) is arranged inside the crystallization tank body (1); and the drive component (22) is arranged inside the air intake component (21).

2. A kind of evaporative crystallization device for producing potassium chloride crystals according to claim 1, characterized in that: The air intake assembly (21) comprises a potassium chloride gas tank (211), the potassium chloride gas tank (211) is fixedly connected to the top of the bottom plate (7), the top of the potassium chloride gas tank (211) is fixedly connected to a gas filling port (212), the interior of the crystallization tank body (1) is fixedly connected to an air intake port (213), an air intake pipe (214) is fixedly connected between the air intake port (213) and the potassium chloride gas tank (211), the interior of the air intake port (213) is fixedly connected to a support plate (215), the interior of the support plate (215) is provided with a fan blade (216), and the interior of the air intake port (213) is rotatably connected to a guide plate (217).

3. A kind of evaporation crystallization device for producing potassium chloride crystals according to claim 2, characterized in that: Two air inlets (213) are provided, and the two air inlets (213) are symmetrically fixedly connected inside the crystallization tank body (1).

4. A kind of evaporation crystallization device for producing potassium chloride crystals according to claim 2, characterized in that: The driving assembly (22) comprises a positioning frame (221), wherein the positioning frame (221) is fixedly connected to the front side of the crystallization tank body (1), the positioning frame (221) is internally slidably connected to a slide plate (222), the front side of the slide plate (222) is fixedly connected to a connecting rod (223), the top of the positioning frame (221) is fixedly connected to a motor (224), the output end of the motor (224) is fixedly connected to a rotating disk (225), the bottom of the rotating disk (225) is fixedly connected to a driving column (226), the driving column (226) is movably connected to the inside of the connecting rod (223), the inside of the slide plate (222) is slidably connected to a push rod (227), and the push rod (227) is rotatably connected to the inside of the guide plate (217).

5. A kind of evaporation crystallization device for producing potassium chloride crystals according to claim 4, characterized in that: The connecting rod (223) is provided with a limiting groove at a corresponding position of the driving column (226), and the driving column (226) is movably connected inside the limiting groove; the air inlet (213) is provided with a through hole at a corresponding position of the push rod (227), and the push rod (227) passes through the through hole.

6. A kind of evaporation crystallization device for producing potassium chloride crystals according to claim 1, characterized in that: The exhaust mechanism (3) comprises an exhaust pipe (31), the exhaust pipe (31) is fixedly connected to the left side of the crystallization tank body (1), a limiting ring (32) is fixedly connected inside the exhaust pipe (31), a positioning plate (33) is fixedly connected inside the exhaust pipe (31), a spring (34) is fixedly connected to the left side of the positioning plate (33), and a sealing sheet (35) is fixedly connected to one end of the spring (34) away from the positioning plate (33).

7. A kind of evaporation crystallization device for producing potassium chloride crystals according to claim 6, characterized in that: The limiting ring (32) is provided with an inclined surface at a position corresponding to the sealing sheet (35), and the sealing sheet (35) is in contact with the inclined surface.

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