Evaporative crystallization device

Abstract

The utility model relates to an evaporative crystallization device, which belongs to the field of evaporative crystallization and comprises a tank body, a heating mechanism is arranged in the tank body, a scraping mechanism is arranged in the tank body, the outer side of the tank body is fixedly communicated with a feeding bin, the bottom end of the tank body is fixedly communicated with two discharging pipes, the inner wall of an inner cavity of the tank body is provided with a cavity, and the inner wall of the inner cavity of the tank body is provided with a baffle. And an electric heating plate is fixed in the cavity. According to the evaporative crystallization device, raw materials in the tank body are heated through an electric heating plate, a motor is started, the materials are mixed and stirred through a plurality of stirring barrels and a plurality of connecting barrels, an air pump is started, water vapor in the tank body is pumped out through an exhaust pipe, and the water vapor is conveyed into a connecting pipe through an exhaust pipe; the rotating cylinder body drives the plurality of connecting cylinders to rotate to convey high-temperature water vapor to the plurality of circulating ports, so that raw materials are rapidly and uniformly heated, the purpose of increasing the heating temperature of the raw materials is achieved, and the problem that the heating speed of the materials is relatively low is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of evaporation crystallization, in particular to an evaporation crystallization device. Background Art

[0002] Evaporation refers to the process of separating the solvent from the solute by increasing the temperature. Crystallization is the process of solute polymerization into solid (crystals). Evaporation crystallization: heating and evaporating the solvent to make the solution from unsaturated to saturated, and continuing evaporation, the excess solute will precipitate as crystals, which is called evaporation crystallization.

[0003] For example, Chinese patent CN 219614924 U discloses an evaporation crystallization device, including a tank body, a preheating tank is fixedly provided on one side of the tank body, the interior of the preheating tank is divided into two cavities, a material port is provided on the top of the preheating tank, and the material port passes through the external cavity of the preheating tank and is connected to the internal cavity of the preheating tank, a mixing and cleaning component is provided inside the tank body, and the mixing and cleaning component includes a stirring component and a scraping component, and the scraping component is arranged on the stirring component.

[0004] The above-mentioned evaporation crystallization device still has certain shortcomings. It facilitates the cleaning of the tank body by fully stirring and mixing the raw materials, and has the function of heat treatment and recycling. However, since its heating plate is located on the inner wall of the tank body, the material in contact with the tank body will be heated first during heating, and the temperature in the middle of the material needs time to conduct the temperature, which makes the material temperature rise slowly. Therefore, the present application proposes an evaporation crystallization device to solve the above-mentioned problem. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an evaporation crystallization device, which has the advantage of accelerating the speed of heating up materials and solves the problem of slow heating up of materials.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an evaporation crystallization device, comprising a tank body, a heating mechanism is provided inside the tank body, a scraping mechanism is provided inside the tank body, a feed bin is fixedly connected to the outside of the tank body, two discharge pipes are fixedly connected to the bottom end of the tank body, a cavity is opened on the inner wall of the inner cavity of the tank body, and an electric heating plate is fixed inside the cavity;

[0007] The scraping mechanism includes a motor fixed to the bottom end of the tank body, a connecting column is fixed to the outside of the motor output shaft, a cylinder is fixed to the top of the connecting column, a connecting rod is fixed to the outside of the cylinder body and near the top of the cylinder body, a scraper is fixed to the opposite sides of the two connecting rods, and a temperature sensor is fixed to the inner bottom wall of the tank body;

[0008] The heating mechanism includes an air pump fixed on the upper surface of the tank body, the air suction end of the air pump is fixedly connected to an air suction pipe, the exhaust end of the air pump is fixedly connected to an exhaust pipe, the top end of the cylinder is rotatably connected to a connecting pipe via a sealed bearing, a bending plate is fixed on the upper surface of the tank body, the outer side of the cylinder is fixedly connected to a plurality of mixing cylinders, and the outer sides of the plurality of mixing cylinders are fixedly connected to a plurality of connecting cylinders.

[0009] Furthermore, a maintenance door is sealed on the front of the tank body, and two supporting legs are fixed on the bottom end of the tank body.

[0010] Furthermore, the two scrapers are movably fitted with the inner wall of the inner cavity of the tank body, and the shape of the tank body is a cylinder with a hollow interior and an arc-shaped bottom.

[0011] Furthermore, the air extraction pipe is fixedly connected to the upper surface of the tank body and is located on the left side of the air pump, and one end of the exhaust pipe away from the air pump is fixedly connected to the top end of the connecting pipe.

[0012] Furthermore, the connecting pipe is fixed inside the bending plate, and the plurality of mixing drums are all located below the two connecting rods.

[0013] Furthermore, one-way valves are installed at the connections between the cylinder body and the multiple mixing cylinders, and a flow port is opened at one end of the multiple connecting cylinders away from the mixing cylinders.

[0014] Furthermore, a pressure regulating pipe is fixedly connected to the upper surface of the tank body, a pressure regulating valve is installed inside the pressure regulating pipe, and valves are fixed inside the two discharge pipes.

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] 1. The evaporation crystallization device uses an electric heating plate to heat the raw materials inside the tank body, starts the motor, and makes multiple stirring drums and multiple connecting drums mix and stir the materials. The air pump is started, and the water vapor inside the tank body is extracted by the exhaust pipe and transmitted to the inside of the connecting pipe through the exhaust pipe. The rotating drum drives the multiple connecting drums to rotate and transport the high-temperature water vapor to multiple flow ports, so that the raw materials are quickly and evenly heated, thereby achieving the purpose of accelerating the heating temperature of the raw materials.

[0017] 2. The evaporation crystallization device can monitor the temperature of the raw materials in the tank through the temperature sensor, and the two scrapers can scrape off the materials adhering to the inner wall of the tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a cross-sectional view of the structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the scraping mechanism of the utility model;

[0021] Figure 4 This is a three-dimensional diagram of the scraper structure of the utility model;

[0022] Figure 5 It is a schematic diagram of the heating mechanism of the utility model.

[0023] In the figure: 1 tank body, 2 scraping mechanism, 201 motor, 202 connecting column, 203 cylinder body, 204 connecting rod, 205 scraper, 206 temperature sensor, 3 feed bin, 4 heating mechanism, 401 air pump, 402 suction pipe, 403 exhaust pipe, 404 bending plate, 405 connecting pipe, 406 mixing drum, 407 connecting drum, 5 discharge pipe, 6 maintenance door, 7 legs, 8 electric heating plate. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-2 An evaporation and crystallization device in this embodiment includes a tank body 1, a heating mechanism 4 is provided inside the tank body 1, a scraping mechanism 2 is provided inside the tank body 1, a feed bin 3 is fixedly connected to the outside of the tank body 1, and the raw materials to be evaporated and crystallized are put into the tank body 1 through the feed bin 3. The bottom end of the tank body 1 is fixedly connected to two discharge pipes 5, and a cavity is opened on the inner wall of the inner cavity of the tank body 1, and an electric heating plate 8 is fixed inside the cavity. A heating wire is installed inside the electric heating plate 8. The heating wire is a resistance wire that can withstand high temperature and has a large heat output and is specially used for generating heat. The main function of the heating wire is to generate heat and heat the raw materials inside the tank body 1. The raw materials inside the tank body 1 are heated by the heating plate 8.

[0026] A maintenance door 6 is sealed on the front of the tank body 1, two legs 7 are fixed to the bottom of the tank body 1, a pressure regulating pipe is fixedly connected to the upper surface of the tank body 1, a pressure regulating valve is installed inside the pressure regulating pipe, and valves are fixed inside the two discharge pipes 5.

[0027] See also Figure 3-4In order to scrape off the materials adhering to the inner wall of the tank body 1, the scraping mechanism 2 in this embodiment includes a motor 201 fixed to the bottom end of the tank body 1, a connecting column 202 is fixed to the outside of the output shaft of the motor 201, a cylinder 203 is fixed to the top of the connecting column 202, a connecting rod 204 is fixed to the outside of the cylinder 203 and close to the top of the cylinder 203, scrapers 205 are fixed on the opposite sides of the two connecting rods 204, and a temperature sensor 206 is fixed to the inner bottom wall of the tank body 1.

[0028] In this example, the two scrapers 205 are movably fitted to the inner wall of the inner cavity of the tank body 1, and the tank body 1 is in the shape of a cylinder with a hollow interior and an arc-shaped bottom.

[0029] It should be noted that the temperature of the raw materials in the tank body 1 can be monitored by the temperature sensor 206 , and the two scrapers 205 can scrape off the materials adhering to the inner wall of the tank body 1 .

[0030] See also Figure 5 In order to speed up the heating temperature of the raw materials, the heating mechanism 4 in this embodiment includes an air pump 401 fixed on the upper surface of the tank body 1, the air suction end of the air pump 401 is fixedly connected to the air suction pipe 402, the exhaust end of the air pump 401 is fixedly connected to the exhaust pipe 403, the top of the cylinder 203 is rotatably connected to the connecting pipe 405 through a sealed bearing, a bending plate 404 is fixed on the upper surface of the tank body 1, and the outer side of the cylinder 203 is fixedly connected to multiple stirring cylinders 406, and the outer sides of the multiple stirring cylinders 406 are fixedly connected to multiple connecting cylinders 407. Start the motor 201, so that the connecting column 202 drives the cylinder 203 to rotate, and drives the multiple stirring cylinders 406 and the multiple connecting cylinders 407 to mix and stir the materials.

[0031] In this example, the exhaust pipe 402 is fixedly connected to the upper surface of the tank body 1 and is located on the left side of the air pump 401. The end of the exhaust pipe 403 away from the air pump 401 is fixedly connected to the top of the connecting pipe 405. The air pump 401 is started, and the water vapor inside the tank body 1 is extracted by the exhaust pipe 402 and transmitted to the inside of the connecting pipe 405 through the exhaust pipe 403. The connecting pipe 405 is fixed inside the bending plate 404. The multiple mixing drums 406 are all located below the two connecting rods 204. The connection between the drum 203 and the multiple mixing drums 406 is installed with a one-way valve. Since the connecting pipe 405 and the drum 203 are sealed The sealed bearing is rotated and connected, so that water vapor can enter the interior of the cylinder 203, and enter the interior of multiple mixing cylinders 406 and multiple connecting cylinders 407. At this time, the rotating cylinder 203 drives the multiple connecting cylinders 407 to rotate and transport high-temperature water vapor to multiple flow ports, so that the raw materials are quickly and evenly heated, thereby achieving the purpose of accelerating the heating temperature of the raw materials. Flow ports are opened at one end of the multiple connecting cylinders 407 away from the mixing cylinder 406. The temperature of the raw materials in the tank body 1 can be monitored by the temperature sensor 206. The two scrapers 205 can scrape off the materials adhering to the inner wall of the tank body 1, and then discharge the materials for further crystallization.

[0032] It should be noted that the raw materials inside the tank body 1 are heated by the electric heating plate 8, the motor 201 is started, the multiple stirring drums 406 and the multiple connecting drums 407 are mixed and stirred, the air pump 401 is started, the water vapor inside the tank body 1 is extracted by the exhaust pipe 402 and transmitted to the inside of the connecting pipe 405 through the exhaust pipe 403, the rotating drum 203 drives the multiple connecting drums 407 to rotate and transport the high-temperature water vapor to the multiple flow ports, so that the raw materials are quickly and evenly heated, thereby achieving the purpose of accelerating the heating temperature of the raw materials.

[0033] It can be understood that the electrical components appearing in the text are all electrically connected to the main controller and the power supply and the electrical components appearing in the text are all conventionally known devices, and this application will not go into too much detail. The main controller can be a conventionally known device that plays a control role for a computer, etc. The control circuit of the main controller can be realized by simple programming by technicians in this field, and the provision of power supply is also common knowledge in this field. In addition, the utility model is mainly used to protect mechanical devices, so the utility model will not explain the control method and circuit connection in detail. At the same time, the parts not described in detail in the utility model are all common knowledge to technicians in this field.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0035] The working principle of the above embodiment is:

[0036] (1) The raw materials to be evaporated and crystallized are fed into the tank body 1 through the feed bin 3, and then the raw materials inside the tank body 1 are heated by the electric heating plate 8. Then, the motor 201 is started, so that the connecting column 202 drives the cylinder body 203 to rotate, and drives the multiple stirring cylinders 406 and the multiple connecting cylinders 407 to mix and stir the materials. At this time, the air pump 401 is started, and the water vapor inside the tank body 1 is extracted by the exhaust pipe 402 and transmitted to the inside of the connecting pipe 405 through the exhaust pipe 403.

[0037] (2) At this time, since the connecting pipe 405 is rotatably connected to the cylinder 203 through the sealed bearing, water vapor will enter the interior of the cylinder 203 and enter the interior of the multiple mixing cylinders 406 and the multiple connecting cylinders 407. At this time, the rotating cylinder 203 drives the multiple connecting cylinders 407 to rotate and transport the high-temperature water vapor to the multiple flow ports, so that the raw materials are quickly and evenly heated, thereby achieving the purpose of accelerating the heating temperature of the raw materials. The temperature of the raw materials in the tank body 1 can be monitored by the temperature sensor 206, and the two scrapers 205 can scrape off the materials adhering to the inner wall of the tank body 1, and then discharge the materials for further crystallization.

[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 sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0039] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. An evaporation crystallization device, comprising a tank body (1), characterized in that: A heating mechanism (4) is provided inside the tank body (1), a scraping mechanism (2) is provided inside the tank body (1), a feed bin (3) is fixedly connected to the outside of the tank body (1), two discharge pipes (5) are fixedly connected to the bottom of the tank body (1), a cavity is provided on the inner wall of the inner cavity of the tank body (1), and an electric heating plate (8) is fixed inside the cavity; The scraping mechanism (2) comprises a motor (201) fixed to the bottom end of the tank body (1); a connecting column (202) is fixed to the outside of the output shaft of the motor (201); a cylinder (203) is fixed to the top of the connecting column (202); a connecting rod (204) is fixed to the outside of the cylinder body (203) and close to the top of the cylinder body (203); a scraper (205) is fixed to the opposite sides of the two connecting rods (204); and a temperature sensor (206) is fixed to the inner bottom wall of the tank body (1); The heating mechanism (4) comprises an air pump (401) fixed on the upper surface of the tank body (1); the air suction end of the air pump (401) is fixedly connected to an air suction pipe (402); the air exhaust end of the air pump (401) is fixedly connected to an exhaust pipe (403); the top end of the cylinder body (203) is rotatably connected to a connecting pipe (405) via a sealing bearing; a bending plate (404) is fixed to the upper surface of the tank body (1); the outer side of the cylinder body (203) is fixedly connected to a plurality of stirring cylinders (406); and the outer sides of the plurality of stirring cylinders (406) are all fixedly connected to a plurality of connecting cylinders (407).

2. An evaporation crystallization device according to claim 1, characterized in that: A maintenance door (6) is sealedly mounted on the front of the tank body (1), and two supporting legs (7) are fixed to the bottom end of the tank body (1).

3. An evaporation crystallization device according to claim 1, characterized in that: The two scrapers (205) are movably fitted to the inner wall of the inner cavity of the tank body (1), and the tank body (1) is in the shape of a cylinder with a hollow interior and an arc-shaped bottom.

4. An evaporation crystallization device according to claim 1, characterized in that: The air extraction pipe (402) is fixedly connected to the upper surface of the tank body (1) and is located on the left side of the air pump (401), and one end of the exhaust pipe (403) away from the air pump (401) is fixedly connected to the top end of the connecting pipe (405).

5. An evaporation crystallization device according to claim 1, characterized in that: The connecting pipe (405) is fixed inside the bending plate (404), and the plurality of mixing drums (406) are all located below the two connecting rods (204).

6. An evaporation crystallization device according to claim 1, characterized in that: One-way valves are installed at the connections between the cylinder body (203) and the multiple mixing cylinders (406), and a flow port is opened at one end of the multiple connecting cylinders (407) away from the mixing cylinders (406).

7. An evaporation crystallization device according to claim 1, characterized in that: The upper surface of the tank body (1) is fixedly connected to a pressure regulating pipe, a pressure regulating valve is installed inside the pressure regulating pipe, and valves are fixed inside the two discharge pipes (5).

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