Low-temperature evaporation crystallizer

Abstract

The utility model discloses a low-temperature evaporation crystallizer which comprises a crystallizer body, a crystallization cavity is formed in the crystallizer body, cleaning cloth is installed on the top of the crystallization cavity, a spraying cavity is formed in the crystallizer body, a draught fan is fixedly connected to the top of the spraying cavity, a demister is fixedly connected to the interior of the spraying cavity, and the demister is fixedly connected to the top of the crystallization cavity. A flow guide opening is formed in one side of the device body, a first baffle and a second baffle are fixedly connected to the two sides of the middle partition plate part of the device body respectively, the first baffle is located in the crystallization cavity and located at the top of the flow guide opening, and the second baffle is located in the spraying cavity and located at the bottom of the flow guide opening; the top end of the second baffle is movably connected with a shielding plate. According to the demister, the flow guide opening can be protected, crystals formed in the swinging process of the cleaning cloth are prevented from entering the position below the demister through the flow guide opening, and the rotating angle of the shielding plate can be limited through the limiting strip.

Description

TECHNICAL FIELD

[0001] The utility model relates to evaporative crystallizer technical field especially relates to a low temperature evaporative crystallizer. BACKGROUND

[0002] ‌The main role of low temperature evaporative crystallizer is separating, concentrating or extracting solid components in liquid and mixture, it is widely used in industrial production, can satisfy complex separation task, especially under low temperature environment work, has high efficiency, energy saving and environmental protection and so on advantage‌.

[0003] Through the search, the low temperature evaporative crystallizer of the announcement number CN220012213U can make air from the top of crystallization cloth and enter by the rotation of fan, and the water flow path of the suspended crystallization cloth is greatly extended, so that the evaporated water vapor is rapidly taken away by a large amount of air, however, in the process of clean cloth swing, the formed crystallization is easy to flow into the lower part of demister from the flow guide opening, and it is easy to adhere to the bottom inner wall of evaporative crystallizer for a long time, which causes corrosion to evaporative crystallizer and leads to damage of evaporative crystallizer. UTILITY MODEL CONTENT

[0004] The utility model discloses a low temperature evaporative crystallizer to solve the shortcomings in the prior art.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A low temperature evaporative crystallizer, including the body, the inside of the body is set up crystallization cavity, the top of crystallization cavity is installed clean cloth, the inside of the body is set up spray chamber, the top of spray chamber is fixedly connected with fan, the inside of spray chamber is fixedly connected with demister, one side of the body is set up flow guide opening, the both sides of the middle baffle part of the body are fixedly connected with first baffle and second baffle respectively, the first baffle is located in the inside of crystallization cavity and is located the top of flow guide opening, the second baffle is located in the inside of spray chamber and is located the bottom of flow guide opening, the top of second baffle is movably connected with shielding plate, and the shielding plate is in contact with the inner wall of the body, the upper surface of shielding plate is fixedly connected with counterweight.

[0007] As a further scheme of the utility model, the inner wall of one side of the body is fixedly connected with limiting strip.

[0008] As a further scheme of the utility model, the bottom of one end of the shielding plate is provided with air bag.

[0009] As a further scheme of the utility model, the top of crystallization cavity is fixedly connected with liquid guide block.

[0010] As a further scheme of the utility model, the top outer wall of the body is fixedly connected with protection plate.

[0011] As a further scheme of the utility model, a liquid return port is formed on one side of the body, and a liquid return pipe is fixedly connected in the liquid return port.

[0012] As a further scheme of the utility model, the fan is located above the demister.

[0013] The utility model has the advantages of:

[0014] 1. The utility model discloses a first baffle and shielding plate are used in cooperation, and the flow guide port is protected, so that the crystal formed in the process of clean cloth swinging is prevented from entering the lower side of the demister through the flow guide port, and the protection effect of the device is improved.

[0015] 2. The utility model discloses a limiting strip is arranged, and the angle of the shielding plate rotation can be limited, the shielding plate is prevented from being excessively rotated and being unable to reset, and the use effect of the device is improved.

[0016] 3. The utility model discloses a protection plate is arranged, and the top of the fan can be protected, so that the upper impurities are prevented from falling into the fan and causing damage, and the service life of the fan is improved. DRAWINGS

[0017] Fig. 1 A three-dimensional structure schematic diagram of the low-temperature evaporation crystallizer is provided for the utility model;

[0018] Fig. 2 A partial sectional structure schematic diagram of the low-temperature evaporation crystallizer is provided for the utility model;

[0019] Fig. 3 An A part enlarged structure schematic diagram of the low-temperature evaporation crystallizer is provided for the utility model.

[0020] In the drawing: 1, body; 2, spraying cavity; 3, protection plate; 4, fan; 5, clean cloth; 6, crystallization cavity; 7, demister; 8, first baffle; 9, flow guide port; 10, liquid guide block; 11, liquid return pipe; 12, counterweight; 13, shielding plate; 14, limiting strip; 15, air bag; 16, second baffle. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings of the embodiments of the utility model, and the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] REFERENCE Figs. 1-3The utility model discloses a low temperature evaporation crystallizer, including the body 1, the inside of body 1 is opened to have the crystallization chamber 6, the top of crystallization chamber 6 is installed clean cloth 5, the inside of body 1 is opened to have the spray chamber 2, the top of spray chamber 2 is fixed with the fan 4 through bolt, the inside of spray chamber 2 is fixed with the demister 7 through bolt, one side of body 1 is opened to have the flow guide port 9, and the crystallization formed in the process of clean cloth 5 swing is thrown down, and first baffle 8 shields flow guide port 9 at this moment, avoids the crystallization and enters into the spray chamber 2 through flow guide port 9, and the both sides of the middle baffle part of body 1 are fixed with first baffle 8 and second baffle 16 respectively through bolt, and first baffle 8 is located in the inside of crystallization chamber 6 and is located the top of flow guide port 9, and second baffle 16 is located in the inside of spray chamber 2 and is located the bottom of flow guide port 9, and the top of second baffle 16 is rotatably connected with the shutter 13, and the shutter 13 is in contact with the inner wall of body 1, and the fan 4 generates suction force to absorb the gas in body 1, makes the shutter 13 automatically open upwards, to make the mist of crystallization chamber 6 enter the inside of spray chamber 2 through flow guide port 9, then the demister 7 carries out demisting to it, and the gas of demisting completion is discharged from body 1 through the fan 4, and the upper surface of shutter 13 is fixed with the counterweight 12 through bolt, and the counterweight 12 makes one end of shutter 13 keep certain gravity, makes the shutter 13 after rotating can be reset automatically.

[0023] In the utility model, the inside wall of one side of the body 1 is fixed with the limiting strip 14 through bolt, the limiting strip 14 can limit the angle of the rotation of the shutter 13, avoids the shutter 13 from being unable to reset due to excessive rotation, the bottom of one end of the shutter 13 is equipped with the gasbag 15, when the bottom of the spray chamber 2 accumulates more liquid, the liquid makes the gasbag 15 float on the liquid level, thereby pushes the shutter 13, makes the shutter 13 more stable, avoids the liquid from flowing back due to the opening of the shutter 13, the top of the crystallization chamber 6 is fixed with the liquid guide block 10 through bolt, the liquid guide block 10 can guide the liquid, the top outer wall of the body 1 is fixed with the protective plate 3 through bolt, the protective plate 3 can protect the top of the fan 4, avoids the impurities above from falling into the fan 4 and causing damage, one side of the body 1 is opened to have the liquid return port, the liquid return pipe 11 is fixed in the liquid return port and is communicated, facilitates the liquid discharge, and the fan 4 is located above the demister 7.

[0024] Working principle: in the process of clean cloth 5 swing, the formed crystal is thrown down, at this time, the first baffle 8 shields the guide port 9, avoids the crystal to enter the spray cavity 2 through the guide port 9, starts the fan 4, starts the demister 7, the fan 4 absorbs the gas in the body 1, makes the shielding plate 13 automatically open upwards, so that the mist in the crystal cavity 6 enters the inside of the spray cavity 2 through the guide port 9, then the demister 7 carries out demisting, the demisting gas is discharged from the body 1 through the fan 4, the limiting strip 14 can limit the angle of the shielding plate 13 rotation, avoids the shielding plate 13 to rotate excessively and causes the reset failure.

[0025] Finally, it should be noted that: for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A low temperature evaporation crystallizer comprising a vessel (1), characterized in that, The inside of the body (1) is provided with a crystallization cavity (6), the top of the crystallization cavity (6) is provided with a clean cloth (5), the inside of the body (1) is provided with a spraying cavity (2), the top of the spraying cavity (2) is fixedly connected with a fan (4), the inside of the spraying cavity (2) is fixedly connected with a demister (7), one side of the body (1) is provided with a flow guide opening (9), the two sides of the middle partition of the body (1) are fixedly connected with a first baffle (8) and a second baffle (16) respectively, the first baffle (8) is located in the inside of the crystallization cavity (6) and the top of the flow guide opening (9), the second baffle (16) is located in the inside of the spraying cavity (2) and the bottom of the flow guide opening (9), the top end of the second baffle (16) is movably connected with a shielding plate (13), and the shielding plate (13) is in contact with the inner wall of the body (1), the upper surface of the shielding plate (13) is fixedly connected with a counterweight (12).

2. A low temperature evaporative crystalliser according to claim 1, characterised in that, The inner wall of one side of the body (1) is fixedly connected with a limiting strip (14).

3. A low temperature evaporative crystalliser according to claim 2, wherein, The bottom of one end of the shielding plate (13) is provided with an air bag (15).

4. The cryogenic evaporative crystallizer of claim 1, wherein, The top of the crystallization cavity (6) is fixedly connected with a liquid guide block (10).

5. The cryogenic evaporative crystallizer of claim 1, wherein, The top outer wall of the body (1) is fixedly connected with a protection plate (3).

6. The cryogenic evaporative crystallizer of claim 1, wherein, One side of the body (1) is provided with a liquid return opening, and the liquid return opening is fixedly connected with a liquid return pipe (11) in communication.

7. The cryogenic evaporative crystallizer of claim 1, wherein, The fan (4) is located above the demister (7).

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