Liquid evaporation, purification and separation device

Abstract

The utility model belongs to the technical field of wastewater treatment, in particular relates to a liquid evaporation, purification and separation device, and aims to solve the problems of higher requirement on a heat source, higher energy consumption cost and the like of the conventional evaporation, purification and separation device. To-be-evaporated liquid is stored at the bottom of the evaporation tower, the evaporation tower is used for completing evaporation and purification of the liquid, and a liquid inlet pipe is fixedly mounted on one side of the evaporation tower; the liquid collecting tank is used for collecting condensed liquid, and according to the liquid evaporation, purification and separation device disclosed by the utility model, the evaporation and purification efficiency is remarkably improved in a manner of combining spray evaporation and condensation recovery. Due to the design of a filler layer and a condenser pipe in the device, liquid makes full contact with air, the evaporation process is accelerated, the wind power adjusting function of an air blowing assembly is achieved, the device can accurately control the wind power intensity according to the requirement for the evaporation speed, and the evaporation efficiency is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment, in particular to a liquid evaporation purification separation device. Background Art

[0002] With the continuous development of industrial production, the application of liquid evaporation, purification and separation technology in chemical, pharmaceutical, food and other fields is becoming more and more extensive. In the industrial production process, there is often a lot of wastewater (liquid) that needs to be processed by evaporation, separation, purification and concentration.

[0003] However, the traditional evaporation purification separation device has many shortcomings in evaporation efficiency, energy consumption and operation convenience. Most of the traditional methods use direct distillation, evaporation or three-effect (four-effect) evaporation, which has high requirements for heat sources and high energy consumption costs, which restricts the further development of the existing technology.

[0004] In view of the above problems, the utility model document proposes a liquid evaporation, purification and separation device. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the traditional evaporation purification separation device in the prior art, such as high requirements on heat source and high energy consumption cost, and to propose a liquid evaporation purification separation device.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A liquid evaporation, purification and separation device, comprising:

[0008] An evaporation tower, wherein the liquid to be evaporated is stored at the bottom of the evaporation tower, and the evaporation tower is used to complete the evaporation and purification of the liquid. A liquid inlet pipe is fixedly installed on one side of the evaporation tower, and the liquid inlet pipe is used to input the liquid to be evaporated;

[0009] A liquid collecting tank, the liquid collecting tank is used to collect the condensed liquid, a drain pipe is fixedly installed on one side of the liquid collecting tank, and the drain pipe is used to discharge the condensed water;

[0010] It also includes a support frame, which is used to provide support for the evaporation tower and the liquid collecting tank. The evaporation tower is located in the support frame, and the top of the support frame is fixedly connected to the outer wall of the evaporation tower. The liquid collecting tank is fixedly installed on one side of the support frame through a support plate;

[0011] It also includes an evaporation component, which is used to realize spray evaporation and condensation recovery of the liquid to be evaporated;

[0012] It also includes an air blowing component, which is used to accelerate the air flow in the evaporation tower, improve the efficiency of liquid evaporation, and can adjust the air blowing intensity.

[0013] In a possible design, the evaporation component includes a circulation pipe fixedly installed at the bottom of the evaporation tower, a circulation pump is fixedly installed on one side of the evaporation tower through a bracket, the other end of the circulation pipe is fixedly connected to the water inlet of the circulation pump, a heat exchange heater is fixedly installed on one side of the evaporation tower, the water outlet of the circulation pump is fixedly connected to the water inlet of the heat exchange heater through a pipe, the water outlet of the heat exchange heater is fixedly penetrated through one side of the evaporation tower through a pipe and is fixedly connected to a spray pipe, the spray pipe is located in the evaporation tower and fixedly connected to the inner wall of the evaporation tower, the spray pipe is composed of a plurality of annular pipes connected to each other, a plurality of spray heads are fixedly installed at the bottom of the spray pipe, and the plurality of spray heads are used to spray the liquid.

[0014] In a possible design, the evaporation component also includes a first partition and a second partition fixedly installed in the evaporation tower, and a plurality of through holes are provided on the first partition and the second partition to ensure the passage of liquid and steam. The first partition and the second partition are both located below the spray pipe, and there is a sufficient distance between the first partition and the second partition and the first partition is located below the second partition. A plurality of condensation tubes are vertically arranged in the evaporation tower, and the top ends of the plurality of condensation tubes are provided with openings and their heights are higher than the spray pipes. The plurality of condensation tubes are used to complete the condensation of steam, and the plurality of condensation tubes are fixedly penetrated through the first partition and the second partition, and the bottom ends of the plurality of condensation tubes are interconnected and connected to a water pipe, and the other end of the water pipe is fixedly penetrated through the outer wall of the evaporation tower and the liquid collecting tank and is connected to the interior of the liquid collecting tank to complete the collection and transportation of condensed water.

[0015] In one possible design, the blowing assembly includes a circulation fan fixedly installed on one side of the liquid collecting tank by a bracket, the air outlet of the circulation fan is fixedly connected to an air supply pipe, the other end of the air supply pipe is fixedly connected to a wind speed regulating box, one side of the wind regulating box is fixedly connected to two air outlet pipes, the other ends of the two air outlet pipes are fixedly penetrated through the outer wall of the evaporation tower and extend into the evaporation tower, the other ends of the two air outlet pipes can discharge the flowing air in the evaporation tower, so as to accelerate the speed of air flow in the evaporation tower and improve the evaporation efficiency; a fixed regulating plate is fixedly installed inside the wind regulating box, the fixed regulating plate is located between the air outlet of the air supply pipe and the air inlet of the two air outlet pipes, and a sealing sliding plate is provided above the fixed regulating plate A movable adjustment plate is dynamically provided, one side of the movable adjustment plate is sealed and slidably penetrates the wind force adjustment box, a plurality of first adjustment through holes are opened in the fixed adjustment plate, and a plurality of second adjustment through holes are opened in the movable adjustment plate. The plurality of first adjustment through holes and second adjustment through holes cooperate with each other and can adjust the wind force according to the change of the area of ​​their overlapping area. A fixed plate is fixedly installed on one side of the movable adjustment plate, and a fixed frame is fixedly installed on one side of the wind force adjustment box. The fixed plate is slidably provided in the fixed frame, and an adjusting screw is rotatably penetrated on one side of the fixed frame, and the other end of the adjusting screw is rotatably connected to one side of the wind force adjustment box, and the adjusting screw is threadedly connected to the fixed plate for adjusting the horizontal position of the movable adjustment plate.

[0016] In a possible design, a packing layer is filled between the first partition plate and the second partition plate, and the packing particles in the packing layer are in full contact with the outer walls of the plurality of condensation tubes. The packing layer is used to ensure that the sprayed liquid can be in full contact with the air. The diameter of the packing particles in the packing layer is larger than the aperture of the through holes in the first partition plate and the second partition plate, so as to ensure the stability of the packing layer.

[0017] In a possible design, the air inlet of the circulating fan is connected to the interior of the liquid collecting tank through a pipeline, so as to circulate the hot air in the evaporation tower multiple times to improve the evaporation efficiency.

[0018] In the present application, when in use, the user can transport the liquid to be evaporated and purified into the evaporation tower through the liquid inlet pipe, start the device, and the liquid at the bottom of the evaporation tower will be transported to the heat exchange heater through the circulation pump. The liquid heated by the heat exchange heater will be transported to the spray pipe on the top of the tower, and the liquid heating temperature range is preferably 70-90°C; the circulating fan will transport air to the evaporation tower through the air supply pipe and the air outlet pipe, and the air moves from bottom to top. At this time, the liquid in the spray pipe will also be sprayed through the spray head, and the liquid will go down along the filler particles, fully contact with the air and evaporate, forming saturated steam at this temperature. This saturated steam enters the open Multiple condensers move downward, and the saturated steam in the condenser will exchange heat with the descending liquid to complete liquefaction. The liquefied liquid will be transported to the liquid collecting tank to complete condensation and purification of the liquid. At this time, the air moving synchronously with the steam will continue to enter the evaporation tower again through the circulating fan, and the liquid can be continuously evaporated, concentrated, purified and separated. When in use, the user can also move the movable adjustment plate by rotating the adjusting screw. By adjusting the position between the movable adjustment plate and the fixed adjustment plate, the overlapping area of ​​the first adjustment through hole and the second adjustment through hole can be changed, so that the amount of air entering the evaporation tower can be adjusted.

[0019] Beneficial effects:

[0020] In the utility model, the liquid evaporation purification separation device, through the spray evaporation mode, combined with the arrangement of the packing layer and the condenser tube, makes the liquid fully contact with the air, improves the evaporation efficiency, and at the same time the design of the circulating spray ensures the continuity and stability of the evaporation purification;

[0021] In the utility model, the liquid evaporation purification separation device can accelerate the air flow rate in the evaporation tower through the air blowing component, thereby improving the evaporation efficiency. The design of the wind force regulating box enables the device to adjust the wind force intensity according to actual needs, thereby realizing accurate control of the evaporation process.

[0022] In the utility model, the liquid evaporation, purification and separation device circulates hot air through a circulating fan, which not only reduces energy consumption but also enhances the utilization efficiency of thermal energy, which is conducive to better evaporation and purification of liquid.

[0023] In the utility model, the liquid evaporation purification separation device significantly improves the efficiency of evaporation purification by introducing a combination of spray evaporation and condensation recovery. The packing layer and condenser tube design in the device allow the liquid to fully contact the air, thereby accelerating the evaporation process. In addition, the wind force adjustment function of the air blowing component enables the device to accurately control the wind force intensity according to the requirements of the evaporation speed, further improving the evaporation efficiency. At the same time, the hot air recycling design of the circulating fan not only reduces energy consumption, but also enhances the utilization efficiency of thermal energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional structural schematic diagram of a liquid evaporation, purification and separation device proposed by the utility model;

[0025] Figure 2 This is a cross-sectional structural schematic diagram of a liquid evaporation, purification and separation device proposed by the utility model;

[0026] Figure 3 This is a schematic diagram of the structure of a spray pipe and a condenser pipe of a liquid evaporation, purification and separation device proposed by the utility model;

[0027] Figure 4 This is a schematic diagram of the connection structure of a wind regulating box of a liquid evaporation, purification and separation device proposed by the utility model;

[0028] Figure 5 This is a schematic diagram of the split structure of the wind regulating box of a liquid evaporation, purification and separation device proposed by the utility model.

[0029] In the figure: 1. evaporation tower; 2. liquid collecting tank; 3. support frame; 4. liquid inlet pipe; 5. liquid discharge pipe; 6. circulation pipe; 7. circulation pump; 8. heat exchange heater; 9. circulation fan; 10. air supply pipe; 11. first partition; 12. second partition; 13. packing layer; 14. condenser; 15. spray pipe; 16. spray head; 17. air outlet pipe; 18. wind force adjustment box; 19. fixed adjustment plate; 20. movable adjustment plate; 21. first adjustment through hole; 22. second adjustment through hole; 23. fixed plate; 24. fixed frame; 25. adjustment screw. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0031] Example 1

[0032] Reference Figure 1-5 A liquid evaporation, purification and separation device is used in the field of wastewater treatment technology, comprising: an evaporation tower 1, a liquid collecting tank 2, a support frame 3, an evaporation component and a blast component.

[0033] The evaporation tower 1 is the core part of the device, and its bottom is used to store the liquid to be evaporated. The side wall of the evaporation tower 1 is provided with a liquid inlet pipe 4 for introducing the liquid to be evaporated into the evaporation tower 1.

[0034] The liquid collecting tank 2 is located at one side of the evaporation tower 1 and is fixed by a support frame 3. The liquid collecting tank 2 is used to collect the condensed liquid, and a drain pipe 5 is provided on one side thereof to facilitate the discharge of the condensed water.

[0035] The support frame 3 provides stable support for the entire device. The evaporation tower 1 is located in the support frame 3 and is connected to the top of the support frame 3 through a fixed connection. The liquid collecting tank 2 is fixed to one side of the support frame 3 through a support plate.

[0036] The evaporation component is a key part of the device to achieve the evaporation and purification function. First, a circulation pipe 6 is installed at the bottom of the evaporation tower 1, and the other end of the circulation pipe 6 is connected to the water inlet of the circulation pump 7 fixedly installed on one side of the evaporation tower 1. The water outlet of the circulation pump 7 is connected to the water inlet of the heat exchange heater 8 through a pipeline. The heat exchange heater 8 is fixed on one side of the evaporation tower 1 and is used to heat the circulating liquid. The water outlet of the heat exchange heater 8 is connected to the spray pipe 15 through a pipeline. The spray pipe 15 is composed of a plurality of annular pipes interconnected and fixedly installed on the inner wall of the evaporation tower 1. A plurality of spray heads 16 are provided at the bottom of the spray pipe 15 for uniformly spraying the heated liquid into the evaporation tower 1.

[0037] In the evaporation tower 1, there are also a first partition 11 and a second partition 12, both of which are provided with a plurality of through holes to ensure that liquid and steam can pass smoothly. A packing layer 13 is filled between the first partition 11 and the second partition 12, and the diameter of the packing particles is larger than the aperture of the through holes in the partition to ensure the stability of the packing layer. The packing particles in the packing layer 13 are in full contact with the outer walls of a plurality of condensing tubes 14. The top of the condensing tube 14 is provided with an opening, and its height is higher than the spraying tube 15, which is used to collect steam and condense it into liquid. The bottom ends of the condensing tubes 14 are interconnected and connected to the liquid collecting tank 2 through a pipeline to collect condensed water.

[0038] Example 2

[0039] Reference Figure 2 , 4 5. Improvements based on Example 1:

[0040] In this embodiment, the air blowing assembly includes a circulating fan 9 fixedly mounted on one side of the liquid collecting tank 2, and the air inlet of the circulating fan 9 is connected to the inside of the liquid collecting tank 2 through a pipeline to realize the circulation of hot air. The air outlet of the circulating fan 9 is connected to the air delivery pipe 10, and the other end of the air delivery pipe 10 is connected to the wind force regulating box 18. The two sides of the wind force regulating box 18 are provided with an air outlet pipe 17, and the other end of the air outlet pipe 17 extends into the evaporation tower 1, which is used to send the regulated wind into the evaporation tower 1, accelerate the air flow, and improve the evaporation efficiency.

[0041] In this embodiment, a fixed adjustment plate 19 is provided inside the wind force adjustment box 18, and a movable adjustment plate 20 is slidably provided above it. By adjusting the horizontal position of the movable adjustment plate 20, the area of ​​the overlapped region between the fixed adjustment plate 19 and the movable adjustment plate 20 can be changed, thereby adjusting the ventilation volume of the air outlet and realizing the adjustment of the blast intensity.

[0042] In this embodiment, a fixed plate 23 is fixedly installed on one side of the movable adjustment plate 20, and a fixed frame 24 is fixedly installed on one side of the wind force adjustment box 18. The fixed plate 23 is slidably set in the fixed frame 24. An adjusting screw 25 is rotatably penetrated through one side of the fixed frame 24. The other end of the adjusting screw 25 is rotatably connected to one side of the wind force adjustment box 18. The adjusting screw 25 is threadedly connected to the fixed plate 23. By rotating the adjusting screw 25, the horizontal position of the movable adjustment plate 20 can be accurately adjusted.

[0043] However, as is well known to those skilled in the art, the working principles and wiring methods of the circulation pump 7, heat exchange heater 8 and circulation fan 9 are commonplace, and are conventional means or common knowledge, and will not be elaborated here. Those skilled in the art may make any optional selections according to their needs or convenience.

[0044] The working principle and use process of the present technical solution are as follows: when in use, the user can transport the liquid to be evaporated and purified into the evaporation tower 1 through the liquid inlet pipe 4, start the device, and the liquid at the bottom of the evaporation tower 1 will be transported to the heat exchange heater 8 through the circulation pump 7. The liquid heated by the heat exchange heater 8 will be transported to the spray pipe 15 at the top of the tower, wherein the liquid heating temperature range is preferably 70-90°C; the circulation fan 9 will transport air to the evaporation tower 1 through the air supply pipe 10 and the air outlet pipe 17, and the air moves from bottom to top. At this time, the liquid in the spray pipe 15 will also be sprayed through the spray head 16, and the liquid will go down along the filler particles, fully contact with the air and evaporate, forming saturated steam at this temperature. This saturated steam is passed through the top of the evaporation tower 1 The saturated steam in the condenser 14 will exchange heat with the descending liquid to complete liquefaction, and the liquefied liquid will be transported to the liquid collecting tank 2 to complete the condensation and purification of the liquid. At this time, the air moving synchronously with the steam will continue to enter the evaporation tower 1 again through the circulation fan 9, so as to continuously evaporate, concentrate, purify and separate the liquid. When in use, the user can also move the movable adjustment plate 20 by rotating the adjustment screw 25. By adjusting the position between the movable adjustment plate 20 and the fixed adjustment plate 19, the overlapping area of ​​the first adjustment through hole 21 and the second adjustment through hole 22 can be changed, so as to complete the adjustment of the amount of air entering the evaporation tower 1.

[0045] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A liquid evaporation, purification and separation device, characterized in that: include: An evaporation tower (1), wherein the bottom of the evaporation tower (1) stores liquid to be evaporated, and the evaporation tower (1) is used to complete the evaporation and purification of the liquid. A liquid inlet pipe (4) is fixedly installed on one side of the evaporation tower (1), and the liquid inlet pipe (4) is used to input the liquid to be evaporated; A liquid collecting tank (2), the liquid collecting tank (2) being used to collect the condensed liquid, a liquid drain pipe (5) being fixedly mounted on one side of the liquid collecting tank (2), the liquid drain pipe (5) being used to discharge the condensed water; It also comprises a support frame (3), the support frame (3) being used to provide support for the evaporation tower (1) and the liquid collecting tank (2), the evaporation tower (1) being located inside the support frame (3), the top end of the support frame (3) being fixedly connected to the outer wall of the evaporation tower (1), and the liquid collecting tank (2) being fixedly mounted on one side of the support frame (3) via a support plate; It also includes an evaporation component, which is used to realize spray evaporation and condensation recovery of the liquid to be evaporated; It also comprises an air blowing component, which is used to accelerate the air flow in the evaporation tower (1), improve the efficiency of liquid evaporation, and can adjust the air blowing intensity.

2. A liquid evaporation, purification and separation device according to claim 1, characterized in that: The evaporation assembly comprises a circulation pipe (6) fixedly mounted at the bottom of the evaporation tower (1); a circulation pump (7) is fixedly mounted on one side of the evaporation tower (1) via a bracket; the other end of the circulation pipe (6) is fixedly connected to the water inlet of the circulation pump (7); a heat exchange heater (8) is fixedly mounted on one side of the evaporation tower (1); the water outlet of the circulation pump (7) is fixedly connected to the water inlet of the heat exchange heater (8) via a pipeline; the water outlet of the heat exchange heater (8) is fixedly penetrated through one side of the evaporation tower (1) via a pipeline and is fixedly connected to a spray pipe (15); the spray pipe (15) is located in the evaporation tower (1) and is fixedly connected to the inner wall of the evaporation tower (1); the spray pipe (15) is composed of a plurality of annular pipes that are interconnected; a plurality of spray heads (16) are fixedly mounted at the bottom of the spray pipe (15); the plurality of spray heads (16) are used to spray liquid.

3. A liquid evaporation, purification and separation device according to claim 2, characterized in that: The evaporation assembly further comprises a first partition (11) and a second partition (12) fixedly mounted in the evaporation tower (1); the first partition (11) and the second partition (12) are both provided with a plurality of through holes for ensuring the passage of liquid and steam; the first partition (11) and the second partition (12) are both located below the spray pipe (15); there is a sufficient distance between the first partition (11) and the second partition (12); and the first partition (11) is located below the second partition (12); and a plurality of vertically arranged partitions are provided in the evaporation tower (1). Condensation pipes (14), the top ends of the plurality of condensation pipes (14) are all provided with openings and their heights are higher than the spray pipes (15), the plurality of condensation pipes (14) are used to complete the condensation of steam, the plurality of condensation pipes (14) are all fixedly passed through the first partition plate (11) and the second partition plate (12), and the bottom ends of the plurality of condensation pipes (14) are interconnected and connected to a water pipe, the other end of the water pipe is fixedly passed through the outer wall of the evaporation tower (1) and the liquid collecting tank (2) and is connected to the interior of the liquid collecting tank (2), so as to complete the collection and transportation of condensed water.

4. A liquid evaporation, purification and separation device according to claim 3, characterized in that: The air blowing assembly comprises a circulation fan (9) fixedly mounted on one side of the liquid collecting tank (2) through a bracket, the air outlet of the circulation fan (9) is fixedly connected to an air supply pipe (10), the other end of the air supply pipe (10) is fixedly connected to a wind force regulating box (18), one side of the wind force regulating box (18) is fixedly connected to two air outlet pipes (17), the other ends of the two air outlet pipes (17) are fixedly penetrated through the outer wall of the evaporation tower (1) and extend into the evaporation tower (1), the other ends of the two air outlet pipes (17) are capable of discharging flowing air in the evaporation tower (1), so as to accelerate the speed of air flow in the evaporation tower (1) and improve the evaporation efficiency; a fixed regulating plate (19) is fixedly mounted inside the wind force regulating box (18), the fixed regulating plate (19) is located between the air outlet of the air supply pipe (10) and the air inlets of the two air outlet pipes (17), and a movable regulating plate (20) is sealingly and slidably arranged above the fixed regulating plate (19). ), one side of the movable adjustment plate (20) is sealed and slidably penetrates the wind force adjustment box (18), a plurality of first adjustment through holes (21) are opened in the fixed adjustment plate (19), and a plurality of second adjustment through holes (22) are opened in the movable adjustment plate (20), and the plurality of first adjustment through holes (21) and second adjustment through holes (22) cooperate with each other and can adjust the wind force according to the change of the area of ​​their overlapping regions, a fixed plate (23) is fixedly installed on one side of the movable adjustment plate (20), and a fixed frame (24) is fixedly installed on one side of the wind force adjustment box (18), and the fixed plate (23) is slidably arranged in the fixed frame (24), and an adjusting screw (25) is rotatably penetrated on one side of the fixed frame (24), and the other end of the adjusting screw (25) is rotatably connected to one side of the wind force adjustment box (18), and the adjusting screw (25) is threadedly connected to the fixed plate (23) for adjusting the horizontal position of the movable adjustment plate (20).

5. A liquid evaporation, purification and separation device according to claim 4, characterized in that: A packing layer (13) is filled between the first partition plate (11) and the second partition plate (12), and the packing particles in the packing layer (13) are in full contact with the outer walls of the plurality of condensation tubes (14). The packing layer (13) is used to ensure that the sprayed liquid can be in full contact with the air. The diameter of the packing particles in the packing layer (13) is larger than the aperture of the through holes in the first partition plate (11) and the second partition plate (12), so as to ensure the stability of the packing layer (13).

6. A liquid evaporation, purification and separation device according to claim 4, characterized in that: The air inlet of the circulating fan (9) is connected to the interior of the liquid collecting tank (2) through a pipeline, and is used to circulate the hot air in the evaporation tower (1) multiple times to improve the evaporation efficiency.

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