Two-section evaporation separator

By designing a two-stage evaporator separator and utilizing a rotatable separation plate and a venting plate structure, the problems of low separation efficiency and large space occupation of existing evaporator separators under different environments are solved, achieving a highly efficient and energy-saving material separation effect.

CN223969491UActive Publication Date: 2026-03-06HUBEI QIANJIANG JINHUARUN FERTILIZER
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Patent Information

Application Number
CN202520378731.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-06
Publication Date
2026-03-06
Estimated Expiration
2035-03-06

AI Technical Summary

Technical Problem

Existing evaporator separators require multiple changes to the evaporation environment or occupy a large amount of space in some applications, and are difficult to efficiently separate solutions and solvents.

Method used

A two-stage evaporator separator is adopted, including a first and a second separation chamber. The material is separated under different environments by a rotatable separation plate. The steam in each separation chamber is treated by a heater and an absorption device. The separation plate is equipped with a vent plate and a clamping plate structure to control heat transfer and material conveying.

Benefits of technology

It achieves efficient separation of materials at different evaporation stages, reduces space occupation, simplifies the material conveying process, improves separation efficiency, and saves energy consumption.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223969491U_ABST
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Abstract

The utility model relates to the technical field of evaporation separation, in particular to a two-stage evaporation separator which comprises an evaporation separation device, a heater, a separation plate, an absorption device and an extraction device, the heater is connected with the evaporation separation device; the evaporation separation device comprises a first separation chamber and a second separation chamber; the absorption device is connected with the first separation chamber; the extraction device is connected with the second separation chamber; the separation plate is arranged between the first separation chamber and the second separation chamber; the separation plate can rotate relative to the evaporation separation device. At present, many evaporation separators only carry out one-time separation and are difficult to adapt to different environments required by the evaporation separation process. Compared with the prior art, the first separation chamber and the second separation chamber are separated, materials can be evaporated and separated in two environments, different stages of evaporation and separation are facilitated, the materials in the first separation chamber can be conveyed into the second separation chamber only by rotating the separation plate, conveying is convenient, and occupied space is saved.
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Description

Technical Field

[0001] This utility model relates to the field of evaporation separation technology, and in particular to a two-stage evaporation separator. Background Technology

[0002] An evaporator is a device that separates the solvent and solution in a mixture based on the physical properties of liquids. It primarily utilizes the difference in boiling points between the solvent and the solution to achieve separation. In an evaporator, the mixture is first heated, causing the solvent to boil and evaporate, while the solution remains liquid. As the solvent evaporates, the concentration in the solution gradually increases until it reaches saturation. Then, the mixture is cooled by a condenser, and the evaporated solvent is recovered, thus achieving the separation of the solution and solvent. Evaporators have wide applications in various industries and fields, such as purifying chemicals by evaporating them from solutions, concentrating liquid foods and beverages into solids or concentrates, and evaporating dissolved substances (such as salts) from water and wastewater.

[0003] Currently, many evaporator separators only perform one separation. In some evaporation processes, the evaporation environment needs to be changed. For example, in urine concentration, a high pressure needs to be maintained first to allow a large amount of water to evaporate. However, to achieve a higher concentration of the solute later, a low-pressure environment needs to be maintained to prevent the solute from crystallizing during evaporation. One separation requires increasing the pressure first and then decreasing the pressure, which makes the evaporation process relatively slow. Alternatively, two evaporator separators can be set up, with the evaporator completed in one and then transferred to the other, which occupies a large space. Utility Model Content

[0004] In view of the technical problems of the prior art, this utility model provides a two-stage evaporator separator.

[0005] To solve the above-mentioned technical problems, this utility model provides the following technical solution:

[0006] A two-stage evaporator separator includes: an evaporator separator, a heater, a separation plate, an absorption device, and an extraction device; the heater is connected to the evaporator separator; the evaporator separator includes: a first separation chamber and a second separation chamber; the absorption device is connected to the first separation chamber; the extraction device is connected to the second separation chamber; the separation plate is disposed between the first separation chamber and the second separation chamber; the separation plate is rotatable relative to the evaporator separator.

[0007] Furthermore, there are two separation plates; the separation plates are arranged opposite each other on both sides of the evaporation separation device; the separation plates can rotate relative to each other.

[0008] Furthermore, the separation plate includes: a rotating rod and a rotating plate; the rotating rod passes through the evaporation separation device; the rotating rod is connected to the rotating plate; the rotating plate is disposed inside the evaporation separation device.

[0009] Furthermore, the separation plate also includes: a ventilation plate; the ventilation plate is disposed on one side of the rotating plate; a groove corresponding to the ventilation plate is opened on the inner wall of the second separation chamber; the ventilation plate can rotate in the groove; a connecting rod is provided on the side of the ventilation plate near the rotating plate; a connecting hole corresponding to the connecting rod is opened on the rotating plate.

[0010] Furthermore, a fixing opening is provided on the side of the chute away from the ground; a fixing rod is provided on the vent plate; the fixing rod corresponds to the fixing opening; and several air holes are provided on the vent plate.

[0011] Furthermore, the separation plate also includes: a clamping plate and a clamping block; the clamping plate is located at one end of the rotating rod; there are several clamping plates; the clamping plates are L-shaped; the clamping plates and the clamping blocks correspond to each other.

[0012] The beneficial effects of this utility model are: this utility model separates the first separation chamber and the second separation chamber, so that the material can be evaporated and separated in two environments, which is beneficial to different stages of evaporation and separation. Moreover, the material in the first separation chamber can be transported to the second separation chamber simply by rotating the separation plate, which is convenient and saves space. Attached Figure Description

[0013] Figure 1 : A schematic diagram of the structure of this utility model;

[0014] Figure 2 : A partial structural schematic diagram of this utility model;

[0015] Figure 3 : Figure 2 A magnified view of part A in the image;

[0016] Figure 4 : A partial structural diagram of the present invention when the rotating plate and the ventilation plate are separated;

[0017] Figure 5 : Figure 4 Partial structural cross-sectional view.

[0018] In the diagram: 1. Evaporation separation device; 11. First separation chamber; 12. Second separation chamber; 121. Slide chute; 1211. Fixing port; 2. Heater; 3. Separation plate; 31. Rotating rod; 32. Rotating plate; 321. Connecting hole; 33. Clamping plate; 34. Clamping block; 35. Vent plate; 351. Connecting rod; 352. Fixing rod; 353. Air hole; 4. Absorption device; 5. Extraction device. Detailed Implementation

[0019] The following are specific embodiments of the present invention, which are described in conjunction with the accompanying drawings. However, the present invention is not limited to these embodiments.

[0020] according to Figure 1-5This utility model provides a two-stage evaporator separator, including: an evaporator separator 1, a heater 2, a separator 3, an absorption device 4, and an extraction device 5.

[0021] Heater 2 is connected to evaporation separation device 1. Evaporation separation device 1 includes a first separation chamber 11 and a second separation chamber 12. Absorption device 4 is connected to the first separation chamber 11. Extraction device 5 is connected to the second separation chamber 12. Separation plate 3 is disposed between the first separation chamber 11 and the second separation chamber 12. Separation plate 3 is rotatable relative to evaporation separation device 1.

[0022] When evaporation and separation of materials are required, the separation plate 3 is first rotated to separate the first separation chamber 11 and the second separation chamber 12. Then, the material is introduced into the first separation chamber 11, and the heater 2 is activated to cause evaporation and separation of the material in the first separation chamber 11. At the same time, the absorption device 4 is activated to absorb and process the steam in the first separation chamber 11. Then, the separation plate 3 is rotated to send the material in the first separation chamber 11 into the second separation chamber 12. After the conveying is completed, the separation plate 3 is rotated to separate the first separation chamber 11 and the second separation chamber 12. Then, the heater 2 is activated to heat the material in the second separation chamber 12 to cause further evaporation and separation. The extraction device 5 is activated to absorb the evaporated steam. By separating the first separation chamber 11 and the second separation chamber 12 with the separation plate 3, the material can be evaporated and separated in two environments, which is beneficial for different stages of evaporation and separation. Moreover, only the separation plate 3 needs to be rotated to convey the material in the first separation chamber 11 into the second separation chamber 12, which is convenient and saves space. When evaporation separation is carried out in the second separation chamber 12, the first separation chamber 11 and the second separation chamber 12 are separated by the separation plate 3. This allows heating to be carried out only in the second separation chamber 12, avoiding a large amount of heat diffusion into the first separation chamber 11, which would result in a higher required heat. Furthermore, the gases evaporated from the first separation chamber 11 and the second separation chamber 12 may be different and require different processing methods. The separation plate 3 can block them in the second separation chamber 12, and the extraction device 5 can extract and absorb them.

[0023] The separation plate 3 includes a rotating rod 31 and a rotating plate 32. The rotating rod 31 passes through the evaporation separation device 1. The rotating rod 31 is connected to the rotating plate 32. The rotating plate 32 is disposed inside the evaporation separation device 1. The separation plate 3 also includes a venting plate 35. The venting plate 35 is disposed on one side of the rotating plate 32. A groove 121 corresponding to the venting plate 35 is opened on the inner wall of the second separation chamber 12. The venting plate 35 can rotate within the groove 121. A connecting rod 351 is provided on the side of the venting plate 35 near the rotating plate 32. A connecting hole corresponding to the connecting rod 351 is opened on the rotating plate 32. A fixing opening 1211 is opened on the side of the groove 121 away from the ground. A fixing rod 352 is opened on the venting plate 35. The fixing rod 352 corresponds to the fixing opening 1211. Several air holes 353 are opened on the venting plate 35.

[0024] In some evaporation processes, the gases evaporated in the first separation chamber 11 and the second separation chamber 12 undergo the same treatment process, requiring only absorption by the absorption device 4. This invention features a venting plate 35 on the separation plate 3. Normally, the connecting rod 351 of the venting plate 35 extends into the connecting hole 321 of the rotating plate 32. When the gas evaporated in the second separation chamber 12 needs to be absorbed by the absorption device 4, the rotating rod 31 is rotated, causing the rotating plate 32 to move closer to the first separation chamber 11, thus rotating the venting plate 35 within the sliding groove 121. When the venting plate 35 rotates until the fixing rod 352 extends into the fixing port 1211, the venting plate 35... The connecting rod 351 is disengaged from the connecting hole 321 by the top of the slide groove 121, thus separating the vent plate 35 from the rotating plate 32 and fixing the vent plate 35 through the fixing port 1211. The rotating plate 32 continues to rotate until it is in contact with the inner wall of the first separation chamber 11. At this time, the rotating plate 32 will not separate the first separation chamber 11 and the second separation chamber 12. The vent plate 35 is located between the first separation chamber 11 and the second separation chamber 12. The vent plate 35 is provided with air holes 353 to allow the evaporated gas to pass through, while also delaying the loss of heat and reducing the heat consumption when the gas evaporated in the second separation chamber 12 is absorbed by the absorption device 4. After the evaporation and separation process is completed, the rotating rod 31 can be rotated to make the rotating plate 32 move closer to the vent plate 35, and make the connecting rod 351 extend into the connecting hole 321. At the same time, the rotating plate 32 will apply a force to the vent plate 35 in the direction away from the fixing port 1211, so that the vent plate 35 is separated from the fixing port 1211 and connected to the rotating plate 32.

[0025] There are two separation plates 3. The separation plates 3 are arranged opposite each other on both sides of the evaporation separation device 1. The separation plates 3 can rotate relative to each other. The separation plates 3 also include: a clamping plate 33 and a clamping block 34. The clamping plate 33 is located at one end of the rotating rod 31. There are several clamping plates 33. The clamping plates 33 are L-shaped. The clamping plates 33 correspond to the clamping blocks 34.

[0026] A clamping plate 33 is provided on one side of the rotating rod 31. The clamping plate 33 is L-shaped, forming a groove between the clamping plate 33 and the rotating rod 31. This groove corresponds to the clamping block 34, allowing one end of the clamping block 34 to be locked in the groove. The separation plates 3 are arranged opposite each other on both sides of the evaporation separation device 1, so that there are also two corresponding clamping plates 33. This allows both ends of the clamping block 34 to be locked between the clamping plates 33 on both sides and the rotating rod 31. When the clamping block 34 is locked, if the rotating rod 31 needs to rotate, it will drive the clamping plate 33 to rotate. Since the clamping block 34 is locked at the clamping plate 33, This causes the locking block 34 to abut against the locking plate 33, preventing the locking plate 33 from rotating and the rotating rod 31 from rotating, thus fixing the rotating plate 32. By setting two separation plates 3, it is only necessary to place the locking block 34 to lock it at the locking plate 33 for fixation. Moreover, there are several locking plates 33. In three states, the locking plates 33 and the locking block 34 can fix the plate in place: when the separation plate 3 is in contact with the first separation chamber 11, when the second separation chamber 12 is in contact, and when the first separation chamber 11 and the second separation chamber 12 are separated. The operation is relatively simple and convenient.

[0027] Working principle and usage process of this utility model:

[0028] When evaporation and separation of materials are required, first rotate the rotating rod 31 to drive the rotating plate 32 to rotate, causing the venting plate 35 to rotate within the chute 121. The venting plate 35 stops rotating when the fixing rod 352 extends into the fixing port 1211. At this point, the tops of the two clamping plates 33 on the rotating rod 31 are parallel. The two ends of the clamping block 34 are then inserted into and secured to the two clamping plates 33. The material is then introduced into the first separation chamber 11 onto the rotating plate 32. The heater 2 is then started for evaporation and separation, and the absorption device is activated. 4. The evaporated gas is absorbed. After evaporation and separation are completed in the first separation chamber 11, the clamp 34 is removed, and the rotating rod 31 is rotated so that the rotating plate 32 rotates towards the second separation chamber 12, causing the material on the rotating plate 32 to fall into the second separation chamber 12. The rotating rod 31 is then rotated again to separate the first separation chamber 11 from the second separation chamber 12. Then, the heater 2 is started to evaporate and separate the material in the second separation chamber 12. At the same time, the extraction device 5 is started to extract the evaporated gas. After evaporation is complete, the material in the second separation chamber 12 can be discharged.

[0029] In summary, this utility model separates the first separation chamber and the second separation chamber with a separation plate, allowing materials to be evaporated and separated in two environments. This facilitates different stages of evaporation and separation. Furthermore, the material in the first separation chamber can be transported to the second separation chamber simply by rotating the separation plate, making the transport convenient and saving space.

[0030] The specific embodiments described herein are merely illustrative examples illustrating the spirit of this utility model. Those skilled in the art to which this utility model pertains may make various modifications or additions to the described specific embodiments or use similar methods to replace them, without departing from the spirit of this utility model or exceeding the scope defined by the appended claims.

Claims

1. A two-stage evaporation separator, characterized by: The utility model relates to a two-stage evaporation separator, which comprises an evaporation separator (1), a heater (2), a separation plate (3), an absorption device (4) and an extraction device (5). The heater (2) is connected to the evaporation separator (1). The evaporation separator (1) comprises a first separation chamber (11) and a second separation chamber (12). The absorption device (4) is connected to the first separation chamber (11). The extraction device (5) is connected to the second separation chamber (12). The separation plate (3) is arranged between the first separation chamber (11) and the second separation chamber (12). The separation plate (3) is rotatable relative to the evaporation separator (1).

2. The two-stage evaporation separator according to claim 1, wherein: The number of the separation plates (3) is two. The separation plates (3) are oppositely arranged on both sides of the evaporation separator (1). The separation plates (3) are oppositely rotatable.

3. The two-stage evaporation separator according to claim 1, wherein: The separation plate (3) comprises a rotating rod (31) and a rotating plate (32). The rotating rod (31) penetrates through the evaporation separator (1). The rotating rod (31) is connected to the rotating plate (32). The rotating plate (32) is arranged in the evaporation separator (1).

4. The two-stage evaporation separator according to claim 3, wherein: The separation plate (3) further comprises an air passage plate (35). The air passage plate (35) is arranged on one side of the rotating plate (32). A sliding groove (121) corresponding to the air passage plate (35) is formed on the inner wall of the second separation chamber (12). The air passage plate (35) is rotatable in the sliding groove (121). A connecting rod (351) is arranged on the side of the air passage plate (35) close to the rotating plate (32). A connecting hole (321) corresponding to the connecting rod (351) is formed on the rotating plate (32).

5. The two-stage evaporation separator according to claim 4, wherein: A fixing port (1211) is formed on the side of the sliding groove (121) away from the ground. A fixing rod (352) is formed on the air passage plate (35). The fixing rod (352) corresponds to the fixing port (1211). A plurality of air holes (353) are formed on the air passage plate (35). The separation plate (3) further comprises a clamping plate (33) and a clamping block (34).

6. A two-stage evaporative separator as claimed in claim 3, wherein: The clamping plate (33) is arranged on one end of the rotating rod (31). The number of the clamping plates (33) is a plurality. The clamping plate (33) is in an L shape. The clamping plate (33) corresponds to the clamping block (34). ​