Chemical solution crystallization crystallizer

Abstract

The utility model discloses a crystallizer for chemical solution crystallization, which relates to the technical field of crystallizers and comprises a crystallizer main body, a top cover is mounted at the top of the crystallizer main body, a second temperature sensor is mounted at the top of the top cover, a filling port is mounted at the top of the top cover, and a stirring component is mounted on the inner side of the top cover in a penetrating manner. The stirring assembly comprises a driving motor installed on the top of the top cover, the output end of the driving motor is connected with a stirring rod, and the stirring rod rotates in the crystallizer body. By installing the water guide cavity, the crystallizer body fixes the water guide shell on the outer side, stability of the water guide shell is guaranteed, the water guide cavity is formed between the water guide shell and the crystallizer body and guides water to move, low-temperature water cools the interior of the crystallizer body, and the driving motor operates to drive the stirring rod at the output end to rotate. The stirring rod rotates to drive the chemical solution to stir, and the crystallization speed in the crystallizer body is increased by reducing the temperature in the crystallizer body.

Description

Technical Field

[0001] The utility model relates to the technical field of crystallizers, in particular to a crystallizer for crystallizing chemical solutions. Background Art

[0002] A crystallization device refers to a device that uses evaporation of part of the solvent to reach the supersaturation of the solution to precipitate crystals. Generally, crystallization devices adopt various types such as internal circulation type, external circulation type, evaporation type, fluidized bed type, etc.

[0003] Patent document CN218900882U discloses a crystallizer for crystallizing chemical solutions, which discloses "a crystallizer for crystallizing chemical solutions, comprising a crystallizer body, wherein a drive motor is bolted to the upper middle position of the crystallizer body; a solution heating outlet and a crystallizer pressure reducing air intake are respectively connected to the left and right sides of the upper part of the crystallizer body; a hopper is bolted to the lower part of the crystallizer body; a derivation valve is threadedly connected to the lower part of the hopper; a solution heating inlet is connected to the left side of the hopper, and is characterized in that a drive stirring frame structure is installed in the inner middle position of the crystallizer body."

[0004] The above-mentioned crystallizer lacks a structure for accelerating heat exchange, which affects the crystallization speed of the device. Utility Model Content

[0005] The purpose of the utility model is to provide a crystallizer for crystallizing chemical solutions, so as to solve the technical problem proposed in the above background technology that the crystallizer lacks a structure to accelerate heat exchange, thereby affecting the crystallization speed of the device.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a crystallizer for crystallizing a chemical solution, comprising: a crystallizer body, a top cover installed on the top of the crystallizer body, a second temperature sensor installed on the top of the top cover, a material injection port installed on the top of the top cover, a stirring assembly installed through the inner side of the top cover, the stirring assembly comprising a drive motor installed on the top of the top cover, the output end of the drive motor being connected to a stirring rod, the stirring rod rotating inside the crystallizer body, a water guide shell installed on the outside of the crystallizer body, an output port installed on the top of one side of the water guide shell, and an input port installed on the bottom of the other side of the water guide shell.

[0007] Preferably, a connecting pipe is installed at one end of the output port, a heat exchange shell is installed at the bottom end of the connecting pipe, a transmission pipe is installed at the bottom of the heat exchange shell, a transmission pump is installed at one end of the transmission pipe, and the output end of the transmission pump is connected to one end of the input port through a pipeline.

[0008] Preferably, a first temperature sensor is installed on one side of the heat exchange shell.

[0009] Preferably, a refrigeration assembly is installed through one side of the heat exchange shell, and the refrigeration assembly includes an evaporator tube installed on the inner side of the heat exchange shell, the bottom end of the evaporator tube is connected to the compressor through a pipeline, and the output end of the compressor is connected to the condensing assembly through a pipeline, and the condensing assembly includes a condensing tube connected to the compressor through a pipeline, and a support shell is installed on the outside of the condensing tube.

[0010] Preferably, one end of the condenser is connected to a drying bottle via a pipe, one side of the drying bottle is connected to an expansion valve via a pipe, and one side of the expansion valve is connected to the top of the evaporation tube via a pipe.

[0011] Preferably, a hair dryer is installed on the inner side of the support shell through a support rod, and the hair dryer is located behind the condenser tube.

[0012] Preferably, a discharge valve is installed at the bottom of the crystallizer body.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The utility model is equipped with a water guide chamber. The crystallizer body is fixed to the outer water guide shell to ensure the stability of the water guide shell. A water guide chamber is set between the water guide shell and the crystallizer body. The water guide chamber guides the movement of water. The low-temperature water cools the interior of the crystallizer body. The driving motor drives the output end stirring rod to rotate. The rotation of the stirring rod drives the chemical solution to stir. By reducing the internal temperature of the crystallizer body, the crystallization speed inside the crystallizer body is accelerated.

[0015] 2. The utility model is equipped with a compressor. The operation of the compressor applies pressure to the coolant, causing the coolant to become a high-temperature and high-pressure gas. The coolant is transmitted to the inside of the condenser through a pipe, and the condenser dissipates heat. The inner side of the support shell fixes the blower through a support rod to ensure that the blower runs smoothly. The operation of the blower accelerates the heat dissipation speed of the condenser, and the condensation in the condenser is into a liquid with higher pressure. The condenser transmits the coolant to the inside of the drying bottle through a pipe. The drying bottle is used to store refrigerant, filter impurities and dry the environment to ensure the smooth operation of the refrigeration component. The drying bottle is transmitted to the inside of the expansion valve through a pipe. The high-temperature and high-pressure liquid refrigerant is throttled by the throttle hole of the expansion valve and becomes a low-temperature and low-pressure mist-like hydraulic refrigerant, creating conditions for the evaporation of the refrigerant. The expansion valve transmits the refrigerant to the inside of the evaporator through a pipe. The evaporator transmits the cold air to the water inside the heat exchange shell to cool the water inside the heat exchange shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the support shell structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the heat exchange shell structure of the present utility model;

[0019] Figure 4 This is a schematic diagram of the compressor structure of the present utility model.

[0020] In the figure: 1. Crystallizer body; 2. Top cover; 3. Drive motor; 4. Stirring rod; 5. Water guide shell; 6. Output port; 7. Input port; 8. Discharge valve; 9. Connecting pipe; 10. Heat exchange shell; 11. Evaporation tube; 12. Transfer pipe; 13. Transfer pump; 14. Compressor; 15. Condenser; 16. Support shell; 17. Drying bottle; 18. Expansion valve; 19. First temperature sensor; 20. Second temperature sensor; 21. Blower; 22. Injection port. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" may refer to a fixed connection, a detachable connection, or an integral connection; it may refer to a mechanical connection or an electrical connection; it may refer to a direct connection or an indirect connection through an intermediate medium; it may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0024] See also Figure 1 、 Figure 2 、 Figure 3 and Figure 4A crystallizer for crystallizing a chemical solution, comprising: a crystallizer body 1, a top cover 2 installed on the top of the crystallizer body 1, a second temperature sensor 20 installed on the top of the top cover 2, a material injection port 22 installed on the top of the top cover 2, a stirring assembly installed through the inner side of the top cover 2, the stirring assembly including a drive motor 3 installed on the top of the top cover 2, an output end of the drive motor 3 connected to a stirring rod 4, the stirring rod 4 rotates inside the crystallizer body 1, and a water guide shell 5 is installed on the outer side of the crystallizer body 1;

[0025] The crystallizer body 1 is fixed to the top cover 2 to ensure the stability of the top cover 2. The top cover 2 is fixed to the top drive motor 3 to ensure the stability of the drive motor 3. The operation of the drive motor 3 drives the output end stirring rod 4 to rotate. The rotation of the stirring rod 4 drives the chemical solution to stir.

[0026] The crystallizer body 1 is fixed to the outer water guide shell 5 to ensure the stability of the water guide shell 5. A water guide cavity is provided between the water guide shell 5 and the crystallizer body 1 to guide the movement of water.

[0027] An output port 6 is installed at the top of one side of the water guide shell 5, and an input port 7 is installed at the bottom of the other side of the water guide shell 5. A connecting pipe 9 is installed at one end of the output port 6, and a heat exchange shell 10 is installed at the bottom end of the connecting pipe 9. A transmission pipe 12 is installed at the bottom of the heat exchange shell 10, and a transmission pump 13 is installed at one end of the transmission pipe 12. The output end of the transmission pump 13 is connected to one end of the input port 7 through a pipeline. A first temperature sensor 19 is installed on one side of the heat exchange shell 10;

[0028] One side of the water guide shell 5 is fixedly connected to the output port 6, and the other side of the water guide shell 5 is fixedly connected to the input port 7. One end of the output port 6 is connected to the connecting pipe 9 to ensure smooth transmission of the solution. The bottom end of the connecting pipe 9 is connected to the heat exchange shell 10, and the bottom end of the heat exchange shell 10 is connected to the transmission pipe 12. The transmission pump 13 runs to transmit water to the interior of the input port 7, the input port 7 transmits the solution to the interior of the water guide cavity, the water guide cavity transmits the solution to the interior of the output port 6, the output port 6 connects the solution to the interior of the connecting pipe 9, the connecting pipe 9 transmits the solution to the interior of the heat exchange shell 10, the heat exchange shell 10 transmits the solution to the interior of the transmission pipe 12, and the transmission pipe 12 circulates the water to the interior of the transmission pump 13 to realize water circulation transmission. One side of the heat exchange shell 10 is fixed to the first temperature sensor 19. The first temperature sensor 19 detects the internal temperature of the heat exchange shell 10, which is convenient for adjusting the internal temperature of the heat exchange shell 10.

[0029] A refrigeration assembly is installed through one side of the heat exchange shell 10, and the refrigeration assembly includes an evaporator tube 11 installed on the inner side of the heat exchange shell 10, the bottom end of the evaporator tube 11 is connected to the compressor 14 through a pipeline, and the output end of the compressor 14 is connected to the condensing assembly through a pipeline, and the condensing assembly includes a condenser tube 15 connected to the compressor 14 through a pipeline, a support shell 16 is installed on the outer side of the condenser tube 15, and a blower 21 is installed on the inner side of the support shell 16 through a support rod, and the blower 21 is located behind the condenser tube 15, one end of the condenser tube 15 is connected to a drying bottle 17 through a pipeline, one side of the drying bottle 17 is connected to an expansion valve 18 through a pipeline, and one side of the expansion valve 18 is connected to the top of the evaporator tube 11 through a pipeline;

[0030] The heat exchange shell 10 fixes the refrigeration component to ensure the smooth operation of the refrigeration component. The operation of the compressor 14 applies pressure to the coolant, causing the coolant to become a high-temperature and high-pressure gas. The coolant is transmitted to the inside of the condenser 15 through the pipeline. The condenser 15 dissipates heat. The inner side of the support shell 16 fixes the blower 21 through the support rod to ensure the smooth operation of the blower 21. The operation of the blower 21 accelerates the heat dissipation speed of the condenser 15. The condensation in the condenser 15 is condensed into a liquid with higher pressure. The condenser 15 transmits the coolant to the inside of the drying bottle 17 through the pipeline. The drying bottle 17 It is used to store refrigerant, filter impurities and create a dry environment to ensure the smooth operation of the refrigeration component. The drying bottle 17 is transmitted to the inside of the expansion valve 18 through a pipeline. After the high-temperature and high-pressure liquid refrigerant is throttled by the throttle hole of the expansion valve 18, it becomes a low-temperature and low-pressure mist hydraulic refrigerant, creating conditions for the evaporation of the refrigerant. The expansion valve 8 transmits the refrigerant to the inside of the evaporator tube 11 through a pipeline. The evaporator tube 11 transmits the cold air to the water inside the heat exchange shell 10 to cool the water inside the heat exchange shell 10. The heat exchange shell 10 transmits the cooled water to the inside of the transmission pipe 12.

[0031] A discharge valve 8 is installed at the bottom of the crystallizer body 1;

[0032] The discharge valve 8 is fixed at the bottom of the crystallizer body 1, and the discharge valve 8 discharges the solution and crystals.

[0033] Working principle: The operation of the compressor 14 applies pressure to the coolant, causing the coolant to become a high-temperature and high-pressure gas. The coolant is transmitted to the inside of the condenser 15 through a pipe, and the condenser 15 dissipates heat. The inner side of the support shell 16 fixes the blower 21 through a support rod to ensure that the blower 21 runs smoothly. The operation of the blower 21 accelerates the heat dissipation speed of the condenser 15, and the condensation in the condenser 15 is condensed into a liquid with a higher pressure. The condenser 15 transmits the coolant to the inside of the drying bottle 17 through a pipe. The drying bottle 17 is used to store refrigerant, filter impurities and dry the environment to ensure the smooth operation of the refrigeration component. The drying bottle 17 is transmitted to the inside of the expansion valve 18 through a pipe. The high-temperature and high-pressure liquid refrigerant passes through the throttle hole of the expansion valve 8 and becomes a low-temperature and low-pressure mist hydraulic refrigerant, creating conditions for the evaporation of the refrigerant. The expansion valve 8 transmits the refrigerant to the evaporation pipe 1 through a pipe. 1, the evaporation tube 11 transmits cold air to the water inside the heat exchange shell 10, cools the water inside the heat exchange shell 10, and the heat exchange shell 10 transmits the cooled water to the inside of the transmission pipe 12. The transmission pump 13 runs to transmit water to the inside of the input port 7, the input port 7 transmits the solution to the inside of the water guide cavity, the water guide cavity transmits the solution to the inside of the output port 6, the output port 6 connects the solution to the inside of the connection pipe 9, the connection pipe 9 transmits the solution to the inside of the heat exchange shell 10, the heat exchange shell 10 transmits the solution to the inside of the transmission pipe 12, the transmission pipe 12 circulates the water to the inside of the transmission pump 13, realizes water circulation transmission, and the low-temperature water cools the inside of the crystallizer body 1. The drive motor 3 runs to drive the output end stirring rod 4 to rotate, and the stirring rod 4 rotates to drive the chemical solution to stir, thereby reducing the internal temperature of the crystallizer body 1 and accelerating the crystallization speed inside the crystallizer body 1.

[0034] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A crystallizer for crystallizing a chemical solution, characterized in that: The invention comprises: a crystallizer body (1), a top cover (2) is installed on the top of the crystallizer body (1), a second temperature sensor (20) is installed on the top of the top cover (2), a material injection port (22) is installed on the top of the top cover (2), a stirring assembly is installed through the inner side of the top cover (2), the stirring assembly comprises a driving motor (3) installed on the top of the top cover (2), an output end of the driving motor (3) is connected to a stirring rod (4), the stirring rod (4) rotates inside the crystallizer body (1), a water guide shell (5) is installed on the outer side of the crystallizer body (1), an output port (6) is installed on the top of one side of the water guide shell (5), and an input port (7) is installed on the bottom of the other side of the water guide shell (5).

2. A crystallizer for crystallization of a chemical solution according to claim 1, characterized in that: A connecting pipe (9) is installed at one end of the output port (6), a heat exchange shell (10) is installed at the bottom end of the connecting pipe (9), a transmission pipe (12) is installed at the bottom of the heat exchange shell (10), a transmission pump (13) is installed at one end of the transmission pipe (12), and the output end of the transmission pump (13) is connected to one end of the input port (7) through a pipeline.

3. A crystallizer for crystallization of a chemical solution according to claim 2, characterized in that: A first temperature sensor (19) is installed on one side of the heat exchange shell (10).

4. A crystallizer for crystallization of a chemical solution according to claim 2, characterized in that: A refrigeration assembly is installed through one side of the heat exchange shell (10), and the refrigeration assembly includes an evaporation tube (11) installed on the inner side of the heat exchange shell (10), the bottom end of the evaporation tube (11) is connected to a compressor (14) through a pipeline, and the output end of the compressor (14) is connected to a condensation assembly through a pipeline, and the condensation assembly includes a condensation tube (15) connected to the compressor (14) through a pipeline, and a support shell (16) is installed on the outer side of the condensation tube (15).

5. A crystallizer for crystallization of a chemical solution according to claim 4, characterized in that: One end of the condenser tube (15) is connected to a drying bottle (17) via a pipe, one side of the drying bottle (17) is connected to an expansion valve (18) via a pipe, and one side of the expansion valve (18) is connected to the top end of the evaporation tube (11) via a pipe.

6. A crystallizer for crystallization of a chemical solution according to claim 4, characterized in that: A blower (21) is installed on the inner side of the support shell (16) via a support rod, and the blower (21) is located behind the condenser tube (15).

7. The crystallizer for crystallizing a chemical solution according to claim 1, characterized in that: A discharge valve (8) is installed at the bottom of the crystallizer body (1).

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