Organic waste gas absorption, rectification and recovery device

Abstract

The utility model relates to the technical field of organic waste gas treatment, in particular to an organic waste gas absorption, rectification and recovery device which is used for pretreating organic waste gas and improving the treatment effect and the treatment efficiency. Comprising a treatment barrel, the bottom of the treatment barrel is fixedly connected with a base, a liquid injection opening is formed in the upper portion of the treatment barrel, a horn-mouth-shaped bottom pipe is installed on the lower side in the treatment barrel, adsorption liquid is arranged in the treatment barrel, a heater is fixedly connected to the inner side wall of the treatment barrel, and an air inlet assembly is installed in the treatment barrel; the air inlet assembly comprises an air inlet pipe, an annular air outlet pipe, a plurality of heaters and a liquid level sensor, the lower part of the horn-mouth-shaped bottom pipe is connected with a pollution discharge assembly, and the top of the treatment cylinder is connected with a condensation assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of organic waste gas treatment, in particular to an organic waste gas absorption, rectification and recovery device. Background Art

[0002] Vacuum distillation, also known as "reduced pressure distillation", is one of the distillation methods. It is carried out under reduced pressure and is generally used to separate substances that are easily decomposed or polymerized when heated to boiling at normal pressure, or combined with other distillation methods to lower the distillation temperature. During the vacuum distillation process of the substance, the corresponding tail gas recovery device is required to recover and treat the tail gas generated during the vacuum distillation process. Prior art publication number CN216909732U proposes a device for recovering natural flavor distillation tail gas, including an air hood, the air hood is slidably set on a crossbar, and the two ends of the crossbar are slidably set on a vertical bar, the air hood side wall is provided with a motor, the air hood is provided with an impeller, the motor is connected to the impeller, the top of the air hood is connected to the condensation chamber through a connecting column, and the top of the air hood is provided with an air inlet pipe, the air inlet pipe extends into and is connected to the top surface of the condensation chamber, a plurality of condensation plates are provided in the condensation chamber, the condensation plates are hollow structures and the condensation plates are provided outside the air inlet pipe, a plurality of exhaust holes are provided along the circumference of the air inlet pipe, the exhaust holes are located between two adjacent condensation plates, the condensation plates are connected by a liquid inlet pipe, and the liquid inlet pipe passes through the top of the condensation chamber. However, there is no pretreatment before the distillation treatment, and the treatment process is too simple, the treatment effect is poor, and it cannot be effectively treated. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides an organic waste gas absorption, distillation and recovery device which can pre-treat the organic waste gas, improve the treatment effect and improve the treatment efficiency.

[0004] The utility model discloses an organic waste gas absorption, distillation and recovery device, comprising a treatment cylinder, a base is fixedly connected to the bottom of the treatment cylinder, a liquid injection port is installed on the upper part of the treatment cylinder, a bell-mouthed bottom pipe is installed on the lower side of the interior of the treatment cylinder, adsorption liquid is arranged inside the treatment cylinder, a heater is fixedly connected to the inner wall of the treatment cylinder, an air intake assembly is installed inside the treatment cylinder, a sewage discharge assembly is connected to the lower part of the bell-mouthed bottom pipe, and a condensation assembly is connected to the top of the treatment cylinder; the organic waste gas is input into the adsorption liquid inside the treatment cylinder through the air intake assembly, the organic waste gas is pre-treated, the adsorption liquid is heated by the residual heat in the waste gas, and the heater is started to assist in heating, so that the adsorption liquid vapor moves upward and enters the condensation assembly, and the impurities precipitated at the bottom of the bell-mouthed bottom pipe are discharged from the treatment cylinder through the sewage discharge assembly, thereby improving the treatment effect and the treatment efficiency.

[0005] Preferably, the air intake assembly includes an air intake pipe, an annular air outlet pipe, multiple heaters and a liquid level sensor. The air intake pipe is fixedly connected to the side wall of the treatment cylinder. A vacuum pump is provided on the air intake pipe. The output end of the air intake pipe is connected to the annular air outlet pipe. The annular air outlet pipe is installed on the inner wall of the treatment cylinder through a bracket. Multiple air outlet nozzles are evenly installed on the upper part of the annular air outlet pipe. The liquid level sensor is installed on the side wall of the treatment cylinder. The liquid level of the adsorption liquid is detected by the liquid level sensor to facilitate timely addition through the liquid injection port. The organic waste gas is input into the annular air outlet pipe through the air intake pipe and into the adsorption liquid through the air outlet nozzle. The residual heat in the organic waste gas heats the adsorption liquid to pre-treat the waste gas.

[0006] Preferably, the sewage discharge assembly includes a discharge pipe, a rotating shaft, a spiral blade, a sewage discharge valve, a transmission and a servo motor. The discharge pipe is fixedly connected to the bottom output end of the bell-mouth bottom pipe, the output end of the discharge pipe passes through the side wall of the processing tube, the sewage discharge valve is fixedly installed on the discharge pipe, the rotating shaft is rotatably installed inside the bell-mouth bottom pipe, the spiral blade is fixedly installed on the outer wall of the rotating shaft, the output end of the rotating shaft passes through the bottom end of the processing tube and is connected to the output end of the transmission, the transmission is installed at the bottom end of the processing tube, and the input end of the transmission is connected to the output end of the servo motor; after long-term use, impurities are deposited at the bottom of the bell-mouth bottom pipe, the servo motor is started to drive the rotating shaft to rotate through the transmission, the rotating shaft drives the spiral blade to rotate, and the impurities are transported downward, and the sewage discharge valve is opened to discharge them outward through the discharge pipe.

[0007] Preferably, the condensation assembly includes a delivery pipe, a condensation box, an air delivery pipe, multiple condensation pans, multiple ring pipes, multiple vertical pipes, a collecting ring pipe, a collecting inclined pipe, a collecting box, a drain pipe and two water pipes. The delivery pipe is fixedly connected to the top of the treatment cylinder. The top of the delivery pipe is connected to the condensation box. The inside of the condensation box is equipped with an air delivery pipe. The input end of the air delivery pipe is connected to the output end of the delivery pipe. Multiple condensation pans are evenly connected to the air delivery pipe. The condensation pans are inclined. Ring pipes are installed on the outer edge of the condensation pans. Multiple vertical pipes are evenly connected axially between the multiple ring pipes. The bottom output end of the vertical pipe is connected to the collecting ring pipe. The collecting ring pipe is inclined. The collecting box is installed on the left side of the treatment cylinder. On the upper part of the side wall, the top of the collecting box is connected with a collecting inclined tube, the input end of the collecting inclined tube is connected with the output end of the collecting ring tube, the front lower part of the collecting box is connected with a drain pipe, a valve is arranged on the drain pipe, the upper and lower ends of the right side wall of the condensing box are connected with water pipes, valves are arranged on the water pipes; the exhaust gas steam is input into the gas pipe in the condensing box through the delivery pipe, and then input into the condensing tray, the cooling water is circulated through the water pipe and input into the condensing box, the exhaust gas steam is condensed into liquid in the condensing tray and flows into the ring tube along the slope, and extends into the collecting ring tube through the vertical pipe for collection, the condensed liquid is input into the collecting box through the collecting inclined tube for collection, and can be discharged through the drain pipe.

[0008] Preferably, a temperature detector is installed at the inner top of the condensation box, and a plurality of semiconductor refrigeration plates are evenly installed on the outer wall of the condensation box; the temperature of the cooling water in the condensation box is detected by the temperature detector, and when the temperature is high, the coolant in the condensation box is cooled by the semiconductor refrigeration plate to ensure the condensation effect.

[0009] Preferably, a second transmission is fixedly installed on the right side wall of the delivery pipe, the output end of the second transmission passes through the side wall of the delivery pipe and is connected to an impeller, and the input end of the second transmission is connected to the output end of the motor; the starting motor drives the impeller to rotate through the second transmission to transport the steam upward, thereby improving the efficiency of steam collection and improving practicality.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the organic waste gas is input into the adsorption liquid inside the treatment tube through the air intake assembly, the organic waste gas is pre-treated, the adsorption liquid is heated by the residual heat in the waste gas, and the heater is started to assist in heating, so that the adsorption liquid vapor moves upward into the condensation assembly, and the impurities precipitated at the bottom of the bell-mouth bottom pipe are discharged from the treatment tube through the sewage discharge assembly, thereby improving the treatment effect and improving the treatment efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model;

[0012] Figure 2 It is a schematic diagram of the axonometric structure of the utility model;

[0013] Figure 3 It is a partial cross-sectional structural schematic diagram of the utility model;

[0014] Figure 4 It is a front cross-sectional structural schematic diagram of the utility model;

[0015] Figure 5 It is a left-side cross-sectional structural schematic diagram of the utility model;

[0016] Markings in the attached figure: 1. treatment cylinder; 2. base; 3. air inlet pipe; 4. annular air outlet pipe; 5. air outlet nozzle; 6. heater; 7. liquid level sensor; 8. liquid filling port; 9. bell-shaped bottom pipe; 10. discharge pipe; 11. rotating shaft; 12. spiral blade; 13. drain valve; 14. transmission; 15. servo motor; 16. delivery pipe; 17. second transmission; 18. impeller; 19. motor; 20. condensation box; 21. air delivery pipe; 22. condensation plate; 23. ring pipe; 24. vertical pipe; 25. collecting ring pipe; 26. collecting inclined pipe; 27. collecting box; 28. drain pipe; 29. ​​water pipe; 30. temperature detector; 31. semiconductor refrigeration plate. DETAILED DESCRIPTION

[0017] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0018] Example 1

[0019] like Figures 1 to 4 As shown, a base 2 is fixedly connected to the bottom of the treatment cylinder 1, a liquid injection port 8 is installed on the upper part of the treatment cylinder 1, a trumpet-shaped bottom pipe 9 is installed on the lower side of the interior of the treatment cylinder 1, an adsorption liquid is arranged inside the treatment cylinder 1, a heater 6 is fixedly connected to the inner wall of the treatment cylinder 1, an air inlet pipe 3 is fixedly connected to the side wall of the treatment cylinder 1, an air pump is arranged on the air inlet pipe 3, an annular air outlet pipe 4 is connected to the output end of the air inlet pipe 3, the annular air outlet pipe 4 is installed on the inner wall of the treatment cylinder 1 through a bracket, a plurality of air outlet nozzles 5 are evenly installed on the upper part of the annular air outlet pipe 4, a liquid level sensor 7 is installed on the side wall of the treatment cylinder 1, a delivery pipe 16 is fixedly connected to the top of the treatment cylinder 1, a condensation box 20 is connected to the top of the delivery pipe 16, and a gas delivery pipe 20 is installed inside the condensation box 20 21, the input end of the gas delivery pipe 21 is connected to the output end of the delivery pipe 16, and multiple condensation pans 22 are evenly connected to the gas delivery pipe 21, and the condensation pans 22 are inclined. A ring pipe 23 is installed on the outer edge of the condensation pan 22, and multiple vertical pipes 24 are evenly connected axially between the multiple ring pipes 23. The bottom output end of the vertical pipe 24 is connected to the collecting ring pipe 25, and the collecting ring pipe 25 is inclined. The collecting box 27 is installed on the upper part of the left side wall of the treatment cylinder 1, and the top of the collecting box 27 is connected to the collecting inclined pipe 26. The input end of the collecting inclined pipe 26 is connected to the output end of the collecting ring pipe 25, and the front lower part of the collecting box 27 is connected to a drain pipe 28, and a valve is set on the drain pipe 28. The upper and lower ends of the right side wall of the condensation box 20 are connected to a water pipe 29, and a valve is set on the water pipe 29;

[0020] The liquid level of the adsorption liquid is detected by the liquid level sensor 7, so that it is convenient to add it in time through the injection port 8. The organic waste gas is input into the annular outlet pipe 4 through the air inlet pipe 3, and then input into the adsorption liquid through the air outlet nozzle 5. The residual heat in the organic waste gas heats the adsorption liquid. At the same time, the heater 6 is started to assist in heating to pre-treat the waste gas. The waste gas steam is input into the air pipe 21 in the condensation box 20 through the delivery pipe 16, and then input into the condensation pan 22. The cooling water is circulated and input into the condensation box 20 through the water pipe 29. The tail gas steam is condensed into liquid in the condensation pan 22 and flows into the annular pipe 23 along the inclined surface, and extends into the collecting annular pipe 25 through the vertical pipe 24 for collection. The condensed liquid is input into the collecting box 27 through the collecting inclined pipe 26 for collection, and can be discharged through the drain pipe 28.

[0021] Example 2

[0022] like Figure 4 and Figure 5 As shown, on the basis of Example 1, it also includes a discharge pipe 10 fixedly connected to the bottom output end of the bell-mouth bottom pipe 9, the output end of the discharge pipe 10 passes through the side wall of the treatment tube 1, a sewage valve 13 is fixedly installed on the discharge pipe 10, a rotating shaft 11 is rotatably installed inside the bell-mouth bottom pipe 9, a spiral blade 12 is fixedly installed on the outer wall of the rotating shaft 11, the output end of the rotating shaft 11 passes through the bottom end of the treatment tube 1 and is connected to the output end of a transmission 14, the transmission 14 is installed at the bottom end of the treatment tube 1, the input end of the transmission 14 is connected to the output end of the servo motor 15, a temperature detector 30 is installed at the top end of the condensation box 20, a plurality of semiconductor refrigeration plates 31 are evenly installed on the outer wall of the condensation box 20, a second transmission 17 is fixedly installed on the right side wall of the delivery pipe 16, the output end of the second transmission 17 passes through the side wall of the delivery pipe 16 and is connected to an impeller 18, and the input end of the second transmission 17 is connected to the output end of the motor 19;

[0023] The starting motor 19 drives the impeller 18 to rotate through the second transmission 17, and the steam is transported upward to improve the efficiency of steam collection and the practicality. The cooling water temperature in the condenser box 20 is detected by the temperature detector 30. When the temperature is high, the coolant in the condenser box 20 is cooled by the semiconductor refrigeration plate 31 to ensure the condensation effect. After long-term use, impurities are deposited at the bottom of the bell-mouth bottom tube 9. The starting servo motor 15 drives the rotating shaft 11 to rotate through the transmission 14, and the rotating shaft 11 drives the spiral blade 12 to rotate to transport the impurities downward. The drain valve 13 is opened to discharge the impurities outward through the discharge pipe 10.

[0024] like Figures 1 to 5As shown, the utility model is an organic waste gas absorption and distillation recovery device. When it is working, the liquid level of the adsorption liquid is detected by the liquid level sensor 7, which is convenient for timely addition through the liquid injection port 8. The organic waste gas is input into the annular outlet pipe 4 through the air inlet pipe 3, and is input into the adsorption liquid through the air outlet nozzle 5. The residual heat in the organic waste gas heats the adsorption liquid, and the heater 6 is started to assist in heating. The starter motor 19 drives the impeller 18 to rotate through the second transmission 17 to transport the steam upward. The exhaust steam is input into the air delivery pipe 21 in the condensation box 20 through the delivery pipe 16, and then input into the condensation plate 22. The cooling water is circulated through the water pipe 29 and input into the condensation box 20. The gas vapor condenses into liquid in the condensation tray 22 and flows into the annular pipe 23 along the inclined surface, and extends into the collecting annular pipe 25 through the vertical pipe 24 for collection. The condensed liquid is input into the collecting box 27 through the collecting inclined pipe 26 for collection. The cooling water temperature in the condensation box 20 is detected by the temperature detector 30. When the temperature is high, the coolant in the condensation box 20 is cooled by the semiconductor refrigeration plate 31 to ensure the condensation effect. After long-term use, impurities are precipitated at the bottom of the bell-mouth bottom pipe 9. The servo motor 15 is started to drive the rotating shaft 11 to rotate through the transmission 14, and the rotating shaft 11 drives the spiral blade 12 to rotate to transport the impurities downward, and the drain valve 13 is opened to discharge through the discharge pipe 10.

[0025] The heater 6, liquid level sensor 7, transmission 14, servo motor 15, second transmission 17, motor 19, temperature detector 30 and semiconductor refrigeration plate 31 of the organic waste gas absorption distillation recovery device of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for creative labor by technicians in this field.

[0026] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. An organic waste gas absorption, distillation and recovery device, characterized in that: The invention comprises a treatment tube (1), wherein the bottom of the treatment tube (1) is fixedly connected to a base (2), the upper part of the treatment tube (1) is provided with a liquid injection port (8), the lower side of the interior of the treatment tube (1) is provided with a bell-shaped bottom pipe (9), an adsorption liquid is arranged inside the treatment tube (1), a heater (6) is fixedly connected to the inner wall of the treatment tube (1), an air intake assembly is installed inside the treatment tube (1), the lower part of the bell-shaped bottom pipe (9) is connected to a sewage discharge assembly, and the top of the treatment tube (1) is connected to a condensation assembly.

2. The organic waste gas absorption, distillation and recovery device according to claim 1, characterized in that: The air intake assembly comprises an air intake pipe (3), an annular air outlet pipe (4), a plurality of heaters (6) and a liquid level sensor (7); the air intake pipe (3) is fixedly connected to the side wall of the treatment tube (1); an air pump is arranged on the air intake pipe (3); the output end of the air intake pipe (3) is connected to the annular air outlet pipe (4); the annular air outlet pipe (4) is mounted on the inner wall of the treatment tube (1) via a bracket; a plurality of air outlet nozzles (5) are evenly mounted on the upper part of the annular air outlet pipe (4); and the liquid level sensor (7) is mounted on the side wall of the treatment tube (1).

3. The organic waste gas absorption, distillation and recovery device according to claim 1, characterized in that: The sewage discharge assembly comprises a discharge pipe (10), a rotating shaft (11), a spiral blade (12), a sewage discharge valve (13), a transmission (14) and a servo motor (15); the discharge pipe (10) is fixedly connected to the bottom output end of a bell-mouth bottom pipe (9); the output end of the discharge pipe (10) passes through the side wall of a treatment tube (1); the sewage discharge valve (13) is fixedly mounted on the discharge pipe (10); the rotating shaft (11) is rotatably mounted inside the bell-mouth bottom pipe (9); the spiral blade (12) is fixedly mounted on the outer wall of the rotating shaft (11); the output end of the rotating shaft (11) passes through the bottom end of the treatment tube (1) and is connected to the output end of the transmission (14); the transmission (14) is mounted at the bottom end of the treatment tube (1); and the input end of the transmission (14) is connected to the output end of the servo motor (15).

4. The organic waste gas absorption, distillation and recovery device according to claim 1, characterized in that: The condensation assembly comprises a delivery pipe (16), a condensation box (20), an air delivery pipe (21), a plurality of condensation trays (22), a plurality of annular pipes (23), a plurality of vertical pipes (24), a collection annular pipe (25), a collection inclined pipe (26), a collection box (27), a drainage pipe (28) and two water pipes (29). The delivery pipe (16) is fixedly connected to the top of the treatment cylinder (1). The top of the delivery pipe (16) is connected to the condensation box (20). The interior of the condensation box (20) is equipped with an air delivery pipe (21). The input end of the air delivery pipe (21) is connected to the output end of the delivery pipe (16). The air delivery pipe (21) is evenly connected to a plurality of condensation trays (22). The condensation trays (22) are arranged obliquely. An annular tube (23) is installed on the outer edge of the condensate plate (22), and a plurality of vertical tubes (24) are evenly connected axially between the plurality of annular tubes (23). The bottom output end of the vertical tube (24) is connected to the collecting annular tube (25), and the collecting annular tube (25) is arranged obliquely. The collecting box (27) is installed on the upper part of the left side wall of the treatment cylinder (1), and the top of the collecting box (27) is connected to the collecting inclined tube (26), and the input end of the collecting inclined tube (26) is connected to the output end of the collecting annular tube (25). The front lower part of the collecting box (27) is connected to a drain pipe (28), and a valve is arranged on the drain pipe (28). The upper and lower ends of the right side wall of the condensate box (20) are connected to a water pipe (29), and a valve is arranged on the water pipe (29).

5. The organic waste gas absorption, rectification and recovery device according to claim 4, characterized in that: A temperature detector (30) is installed at the top of the interior of the condensation box (20), and a plurality of semiconductor refrigeration plates (31) are evenly installed on the outer wall of the condensation box (20).

6. The organic waste gas absorption, rectification and recovery device according to claim 4, characterized in that: A second transmission (17) is fixedly mounted on the right side wall of the delivery pipe (16); an output end of the second transmission (17) passes through the side wall of the delivery pipe (16) and is connected to an impeller (18); an input end of the second transmission (17) is connected to an output end of a motor (19).

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