Steam reboiler for improving steam transmission

Abstract

The utility model relates to the technical field of chemical machinery, in particular to a steam reboiler capable of improving steam transmission, which not only can uniformly heat liquid, but also ensures the transmission efficiency of steam, and is convenient to use and high in practicability. Comprising a bottom plate, a support and a heating cylinder, the heating cylinder is fixedly installed at the upper end of the bottom plate through the support, and a cavity is formed in the heating cylinder; the pipeline is installed on the upper portion of the heating cylinder, a cavity is formed in the pipeline, the cavity of the pipeline is communicated with the upper portion of a cavity of the heating cylinder, the air conveying pipe is arranged on the upper portion of the pipeline, the heat exchange mechanism is installed on the heating cylinder, and the heat exchange mechanism has a heat exchange function; the rotating mechanism is installed on the heat exchange mechanism and the bottom plate and used for rotating the heat exchange mechanism, the heating mechanism is used for providing heat for the heat exchange mechanism, the output end of the conveying mechanism communicates with the cavity of the heating cylinder, and the conveying mechanism has the function of conveying liquid.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical machinery, in particular to a steam reboiler for improving steam transmission. Background Art

[0002] A reboiler is a device used to vaporize liquid again. It is mainly used to provide heat to the distillation tower. The liquid at the bottom of the distillation tower is transported to the reboiler for heating, then vaporized into steam again and returned to the distillation tower, thereby promoting the separation process in the distillation tower. In the prior art, the utility model patent with patent application number 202321891481.0 discloses a kettle reboiler, which mainly includes a shell, a heat exchange tube bundle, a liquid phase discharge pipe, a weir plate and a gas phase discharge pipe, etc., wherein the heat exchange tube bundle is fixedly installed inside the shell, and the heat exchange tube bundle is located at the small diameter end of the shell; when it is in use, the liquid cylinder to be heated and vaporized is put into the shell, and then the liquid in the shell is heated and vaporized by the heat exchange tube bundle; the inventor believes that there are the following problems during use, because the heat exchange tube bundle is only located on one side of the shell, it cannot fully contact the liquid in various parts of the shell, and cannot evenly heat the liquid in the shell, so that the temperature distribution of various parts in the shell is uniform, the heating efficiency is low, and the liquid close to the heat exchange tube book is easy to lose more temperature through the shell due to excessive temperature, resulting in heat waste and inconvenience in use, so a reboiler that can evenly heat the liquid is needed. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a steam reboiler which can not only heat the liquid evenly but also ensure the transmission efficiency of the steam, is easy to use and has high practicality for improving the steam transmission.

[0004] The utility model discloses a steam reboiler for improving steam transmission, comprising a base plate, a bracket and a heating cylinder, wherein the heating cylinder is fixedly mounted on the upper end of the base plate by the bracket, and a chamber is arranged inside the heating cylinder; the utility model also comprises a pipeline, a gas transmission pipe, a heat exchange mechanism, a heating mechanism, a rotating mechanism and a conveying mechanism, wherein the pipeline is mounted on the upper part of the heating cylinder, a cavity is arranged inside the pipeline, the cavity of the pipeline is communicated with the upper part of the chamber of the heating cylinder, the upper part of the pipeline is provided with a gas transmission pipe, the heat exchange mechanism is mounted on the heating cylinder, the heat exchange mechanism has a heat exchange function, the rotating mechanism is mounted on the heat exchange mechanism and the base plate, the rotating mechanism is used to rotate the heat exchange mechanism, the heating mechanism is used to provide heat to the heat exchange mechanism, the output end of the conveying mechanism is communicated with the chamber of the heating cylinder, and the conveying mechanism has the function of conveying liquid; the output end of the gas transmission pipe is connected with an external distillation tower, the conveying mechanism is connected with the distillation tower, and the The bottom is connected, and the conveying mechanism is opened to transport the liquid at the bottom of the distillation tower to the chamber of the heating cylinder through the conveying mechanism. Then the heating mechanism is turned on to transfer the heat to the heat exchanging mechanism. The heat on the heat exchanging mechanism exchanges heat with the liquid in the chamber of the heating cylinder to increase the temperature of the liquid in the chamber of the heating cylinder. At the same time, the rotating mechanism is turned on to drive the heat exchanging mechanism to rotate. The heat exchanging mechanism is in uniform contact with the liquid in the chamber of the heating cylinder during the rotation process. The heat exchanging mechanism uniformly heats the liquid in the chamber of the heating cylinder, so that the liquid in the chamber of the heating cylinder is vaporized into steam after being heated. Then the steam is discharged into the distillation tower through the pipeline and the gas pipe for use. By rotating the heat exchanging mechanism, the heat exchanging mechanism can evenly heat the liquid in the chamber of the heating cylinder, and the heating is more uniform. It is easy to use and has high practicality.

[0005] Preferably, an insulation layer is provided on the outer side walls of the pipeline and the gas pipe; through the above arrangement, the heat lost to the outside when the steam is transmitted through the pipeline and the gas pipe is reduced, the use is convenient, the efficiency of steam transmission is improved, and the practicality is high.

[0006] Preferably, the heat exchange mechanism comprises an infusion tube A, a cylinder A, a plurality of groups of heat exchange tubes, a cylinder B and an infusion tube B, the infusion tube A is rotatably mounted on the left side of the heating cylinder, a cavity is arranged in the cylinder A, the right end of the infusion tube A is communicated with the cylinder A, the left ends of the plurality of groups of heat exchange tubes are all communicated with the cavity of the cylinder A, a delivery cavity is arranged in the cylinder B, the right ends of the plurality of groups of heat exchange tubes are all communicated with the delivery cavity of the cylinder B, the left end of the infusion tube B is communicated with the cylinder B, the infusion tube B is rotatably mounted on the right side of the heating cylinder, the infusion tube B and the infusion tube B are connected to each other. The liquid pipe A is coaxial; when it is in use, the heater transports the heat transfer oil to the cylinder B through the liquid infusion pipe B, and then the heat transfer oil in the cylinder B enters into multiple groups of heat exchange tubes, and the heat transfer oil in the multiple groups of heat exchange tubes exchanges heat with the liquid in the heating cylinder chamber through the side walls of the multiple groups of heat exchange tubes, thereby causing the liquid in the heating cylinder chamber to heat up and boil, and then the heat transfer oil in the multiple groups of heat exchange tubes flows back to the heater again through the cylinder A and the liquid infusion pipe A in turn to heat up; the heating of the liquid in the heating cylinder chamber is convenient.

[0007] Preferably, the heating mechanism includes a rotary joint A, a rotary joint B, an input pipe, a delivery pump A, a heater and a return pipe, the infusion pipe A and the infusion pipe B are connected to the rotary joint A and the rotary joint B respectively, the input end of the rotary joint B is connected to the delivery pump A through the input pipe, the input end of the delivery pump A is connected to the heater, and the output end of the rotary joint A is connected to the heater through the return pipe; when heating the liquid in the heating cylinder chamber, turn on the delivery pump A, so that the heat transfer oil enters the cylinder B through the heater, the delivery pump A, the input pipe, the rotary joint B and the infusion pipe B in sequence, and then the heat transfer oil in the cylinder B enters the multiple groups of heat exchange pipes, the heat transfer oil in the multiple groups of heat exchange pipes exchanges heat with the liquid in the heating cylinder chamber through the side walls of the multiple groups of heat exchange pipes, and then the liquid in the heating cylinder chamber is heated, and then the heat transfer oil in the multiple groups of heat exchange pipes flows back to the heater again through the cylinder A, the infusion pipe A, the rotary joint A and the return pipe in sequence to heat and heat up; the heating of the liquid in the heating cylinder chamber is convenient.

[0008] Preferably, the rotating mechanism comprises two groups of sprockets A, two groups of chains, two groups of sprockets B, two groups of driving shafts, two groups of support plates and a double-axis motor, the two groups of sprockets A are fixedly sleeved on the infusion tube A and the infusion tube B respectively, the two groups of sprockets A are respectively connected to the two groups of sprockets B through two groups of chains, the two groups of sprockets B are respectively fixedly mounted on the two groups of driving shafts, the two groups of driving shafts are respectively rotatably mounted on the two groups of support plates, the input ends of the two groups of driving shafts are respectively connected to the two groups of output ends of the double-axis motor, and the double-axis motor is fixedly mounted on the bottom plate; When the liquid is heated, the double-axis motor is turned on, and the double-axis motor rotates the two sets of sprockets B through the two sets of driving shafts. The two sets of sprockets B drive the two sets of sprockets A to rotate through the two sets of chains. The two sets of sprockets A drive the infusion tubes A and B to rotate. The infusion tubes A and B drive the cylinders A and B to rotate. The cylinders A and B drive multiple sets of heat exchange tubes to rotate. During the rotation process, the multiple sets of heat exchange tubes are evenly in contact with the liquid in the heating cylinder chamber, so the liquid in the heating cylinder chamber is evenly heated and heated; the liquid in the heating cylinder chamber can be evenly heated.

[0009] Preferably, the conveying mechanism includes a conveying pump B, a liquid inlet pipe and a liquid outlet pipe, the conveying pump B is fixedly installed on the bottom plate, the input end of the conveying pump B is provided with a liquid inlet pipe, and the output end of the conveying pump B is connected with the chamber of the heating cylinder through the liquid outlet pipe; the liquid inlet pipe is connected with the bottom of the distillation tower, and the conveying pump B is turned on, so that the liquid at the bottom of the distillation tower enters the heating cylinder chamber through the liquid inlet pipe, the conveying pump B and the liquid outlet pipe in turn for heating; the delivery of the liquid is convenient.

[0010] Preferably, a thermometer is provided on the pipeline; through the above arrangement, the monitoring of the steam temperature in the pipeline is facilitated, thereby improving convenience.

[0011] Compared with the prior art, the utility model has the following beneficial effects: not only can the liquid be heated evenly, but also the transmission efficiency of the steam is ensured, and the utility model is easy to use and highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0013] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is a cross-sectional structural schematic diagram of the utility model;

[0015] Figure 4 It is a schematic diagram of the structure of the heat exchange tube, the rotary joint A and the rotary joint B;

[0016] Figure 5 It is a schematic diagram of the structure of a dual-axis motor, an infusion tube A, a driving shaft, etc.

[0017] Markings in the attached drawings: 1. Base plate; 2. Bracket; 3. Heating cylinder; 4. Pipeline; 5. Gas pipe; 7. Liquid infusion pipe A; 8. Cylinder A; 9. Heat exchange pipe; 10. Cylinder B; 11. Liquid infusion pipe B; 12. Rotary joint A; 13. Rotary joint B; 14. Input pipe; 15. Delivery pump A; 16. Heater; 17. Reflux pipe; 18. Sprocket A; 19. Chain; 20. Sprocket B; 21. Drive shaft; 22. Support plate; 23. Dual-axis motor; 24. Delivery pump B; 25. Liquid inlet pipe; 26. Liquid outlet pipe; 27. Thermometer. DETAILED DESCRIPTION

[0018] 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. Example

[0019] like Figures 1 to 5The steam reboiler for improving steam transmission of the utility model comprises a bottom plate 1, a bracket 2, a heating cylinder 3, a pipeline 4, a gas pipe 5, a heat exchange mechanism, a heating mechanism, a rotating mechanism and a conveying mechanism. The heating cylinder 3 is fixedly mounted on the upper end of the bottom plate 1 through the bracket 2. A chamber is arranged inside the heating cylinder 3. The pipeline 4 is mounted on the upper part of the heating cylinder 3. A cavity is arranged inside the pipeline 4. The cavity of the pipeline 4 is communicated with the upper part of the chamber of the heating cylinder 3. A gas pipe 5 is arranged on the upper part of the pipeline 4. The heat exchange mechanism is mounted on the heating cylinder 3. The heat exchange mechanism has a heat exchange function. The rotating mechanism is mounted on the heat exchange mechanism and the bottom plate 1. The rotating mechanism is used to rotate the heat exchange mechanism. The heating mechanism is used to provide heat to the heat exchange mechanism. The output end of the conveying mechanism is communicated with the chamber of the heating cylinder 3. The conveying mechanism has the function of conveying liquid. The output end of the gas pipe 5 is connected to the external distillation tower, and the conveying mechanism is connected to the The bottom of the distillation tower is connected, and the conveying mechanism is turned on to transport the liquid at the bottom of the distillation tower to the chamber of the heating cylinder 3 through the conveying mechanism. Then the heating mechanism is turned on to transfer the heat to the heat exchange mechanism. The heat on the heat exchange mechanism exchanges heat with the liquid in the chamber of the heating cylinder 3 to increase the temperature of the liquid in the chamber of the heating cylinder 3. At the same time, the rotating mechanism is turned on to drive the heat exchange mechanism to rotate. The heat exchange mechanism is in uniform contact with the liquid in the chamber of the heating cylinder 3 during the rotation process. The heat exchange mechanism uniformly heats the liquid in the chamber of the heating cylinder 3, so that the liquid in the chamber of the heating cylinder 3 is vaporized into steam after being heated. Then the steam is discharged into the distillation tower through the pipeline 4 and the gas pipe 5 in turn for use. By rotating the heat exchange mechanism, the heat exchange mechanism can evenly heat the liquid in the chamber of the heating cylinder 3, and the heating is more uniform, which is convenient to use and highly practical.

[0020] The outer walls of the pipeline 4 and the gas pipe 5 are both provided with an insulation layer; through the above arrangement, the heat lost to the outside when the steam is transmitted through the pipeline 4 and the gas pipe 5 is reduced, the use is convenient, the efficiency of steam transmission is improved, and the practicality is high.

[0021] like Figure 1 and Figure 4The heat exchange mechanism includes a liquid infusion tube A7, a cylinder A8, multiple groups of heat exchange tubes 9, a cylinder B10 and a liquid infusion tube B11. The liquid infusion tube A7 is rotatably installed on the left side of the heating cylinder 3. A cavity is provided in the cylinder A8. The right end of the liquid infusion tube A7 is connected to the cylinder A8. The left ends of the multiple groups of heat exchange tubes 9 are connected to the cavity of the cylinder A8. A delivery cavity is provided in the cylinder B10. The right ends of the multiple groups of heat exchange tubes 9 are connected to the delivery cavity of the cylinder B10. The left end of the liquid infusion tube B11 is connected to the cylinder B10. The liquid infusion tube B11 is rotatably installed on the right side of the heating cylinder 3. The liquid infusion tube B 11 is coaxial with the infusion pipe A7; when it is in use, the heater transports the heat transfer oil to the cylinder B10 through the infusion pipe B11, and then the heat transfer oil in the cylinder B10 enters the multiple groups of heat exchange tubes 9, and the heat transfer oil in the multiple groups of heat exchange tubes 9 exchanges heat with the liquid in the chamber of the heating cylinder 3 through the side walls of the multiple groups of heat exchange tubes 9, thereby causing the liquid in the chamber of the heating cylinder 3 to heat up and boil, and then the heat transfer oil in the multiple groups of heat exchange tubes 9 flows back to the heater again through the cylinder A8 and the infusion pipe A7 in turn to heat up; the heating of the liquid in the chamber of the heating cylinder 3 is convenient.

[0022] like Figure 1 and Figure 4 The heating mechanism includes a rotary joint A12, a rotary joint B13, an input pipe 14, a delivery pump A15, a heater 16 and a return pipe 17. The infusion pipe A7 and the infusion pipe B11 are connected to the rotary joint A12 and the rotary joint B13 respectively. The input end of the rotary joint B13 is connected to the delivery pump A15 through the input pipe 14, the input end of the delivery pump A15 is connected to the heater 16, and the output end of the rotary joint A12 is connected to the heater 16 through the return pipe 17. When the liquid in the chamber of the heating cylinder 3 is heated, the delivery pump A15 is turned on to allow the heat transfer oil to pass through the heater in turn. 16. The delivery pump A15, the input pipe 14, the rotary joint B13 and the infusion pipe B11 enter the cylinder B10, and then the heat transfer oil in the cylinder B10 enters the multiple groups of heat exchange tubes 9. The heat transfer oil in the multiple groups of heat exchange tubes 9 exchanges heat with the liquid in the chamber of the heating cylinder 3 through the side walls of the multiple groups of heat exchange tubes 9, thereby heating the liquid in the chamber of the heating cylinder 3. Then, the heat transfer oil in the multiple groups of heat exchange tubes 9 flows back to the heater 16 again through the cylinder A8, the infusion pipe A7, the rotary joint A12 and the reflux pipe 17 in turn to heat and increase the temperature; this facilitates the heating of the liquid in the chamber of the heating cylinder 3.

[0023] like Figure 4The rotating mechanism includes two groups of sprockets A18, two groups of chains 19, two groups of sprockets B20, two groups of driving shafts 21, two groups of supporting plates 22 and a double-axis motor 23. The two groups of sprockets A18 are fixedly sleeved on the infusion tube A7 and the infusion tube B11 respectively. The two groups of sprockets A18 are respectively connected to the two groups of sprockets B20 through the two groups of chains 19. The two groups of sprockets B20 are respectively fixedly installed on the two groups of driving shafts 21. The two groups of driving shafts 21 are respectively rotatably installed on the two groups of supporting plates 22. The input ends of the two groups of driving shafts 21 are respectively connected to the two groups of output ends of the double-axis motor 23. The double-axis motor 23 is fixedly installed on the bottom plate 1; in the chamber of the heating cylinder 3 When the liquid is heated, the dual-axis motor 23 is turned on, and the dual-axis motor 23 rotates the two sets of sprockets B20 through the two sets of drive shafts 21. The two sets of sprockets B20 drive the two sets of sprockets A18 to rotate through the two sets of chains 19. The two sets of sprockets A18 drive the infusion tubes A7 and B11 to rotate. The infusion tubes A7 and B11 drive the cylinders A8 and B10 to rotate. The cylinders A8 and B10 drive multiple sets of heat exchange tubes 9 to rotate. During the rotation process, the multiple sets of heat exchange tubes 9 are evenly in contact with the liquid in the chamber of the heating cylinder 3, so that the liquid in the chamber of the heating cylinder 3 is evenly heated and heated; the liquid in the chamber of the heating cylinder 3 can be evenly heated.

[0024] like Figure 1 The delivery mechanism includes a delivery pump B24, a liquid inlet pipe 25 and a liquid outlet pipe 26. The delivery pump B24 is fixedly installed on the bottom plate 1. The input end of the delivery pump B24 is provided with a liquid inlet pipe 25, and the output end of the delivery pump B24 is connected with the chamber of the heating cylinder 3 through the liquid outlet pipe 26; the liquid inlet pipe 25 is connected with the bottom of the distillation tower, and the delivery pump B24 is turned on, so that the liquid at the bottom of the distillation tower enters the chamber of the heating cylinder 3 through the liquid inlet pipe 25, the delivery pump B24 and the liquid outlet pipe 26 in turn for heating; the delivery of the liquid is convenient.

[0025] A thermometer 27 is provided on the pipeline 4; the above arrangement facilitates the monitoring of the steam temperature in the pipeline 4 and improves convenience. Example

[0026] On the basis of Example 1, a heating belt may be provided on the outer wall of the pipeline 4 ; the heating belt heats the pipeline 4 , thereby ensuring the transmission rate of steam in the pipeline 4 .

[0027] The heating cylinder 3, heat exchange tube 9, rotary joint A12, rotary joint B13, heater 16, dual-axis motor 23, delivery pump B24 and thermometer 27 of the steam reboiler for improving steam transmission of the utility model are all purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0028] 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. A steam reboiler for improving steam transmission, comprising a base plate (1), a bracket (2) and a heating tube (3), wherein the heating tube (3) is fixedly mounted on the upper end of the base plate (1) via the bracket (2), and a chamber is provided inside the heating tube (3); characterized in that: It also comprises a pipeline (4), an air delivery pipe (5), a heat exchange mechanism, a heating mechanism, a rotating mechanism and a conveying mechanism, wherein the pipeline (4) is mounted on the upper part of the heating cylinder (3), a cavity is arranged in the pipeline (4), the cavity of the pipeline (4) is communicated with the upper part of the chamber of the heating cylinder (3), the upper part of the pipeline (4) is provided with an air delivery pipe (5), the heat exchange mechanism is mounted on the heating cylinder (3), the heat exchange mechanism has a heat exchange function, the rotating mechanism is mounted on the heat exchange mechanism and the bottom plate (1), the rotating mechanism is used to rotate the heat exchange mechanism, the heating mechanism is used to provide heat to the heat exchange mechanism, the output end of the conveying mechanism is communicated with the chamber of the heating cylinder (3), and the conveying mechanism has a function of conveying liquid.

2. A steam reboiler for improving steam transmission as claimed in claim 1, characterized in that: The outer walls of the pipeline (4) and the gas transmission pipe (5) are both provided with a thermal insulation layer.

3. A steam reboiler for improving steam transmission as claimed in claim 1, characterized in that: The heat exchange mechanism comprises a liquid infusion tube A (7), a cylinder A (8), a plurality of groups of heat exchange tubes (9), a cylinder B (10) and a liquid infusion tube B (11). The liquid infusion tube A (7) is rotatably mounted on the left side of the heating cylinder (3). A cavity is provided in the cylinder A (8). The right end of the liquid infusion tube A (7) is connected to the cylinder A (8). The left ends of the plurality of groups of heat exchange tubes (9) are connected to the cavity of the cylinder A (8). A delivery cavity is provided in the cylinder B (10). The right ends of the plurality of groups of heat exchange tubes (9) are connected to the delivery cavity of the cylinder B (10). The left end of the liquid infusion tube B (11) is connected to the cylinder B (10). The liquid infusion tube B (11) is rotatably mounted on the right side of the heating cylinder (3). The liquid infusion tube B (11) and the liquid infusion tube A (7) are coaxial.

4. A steam reboiler for improving steam transmission as claimed in claim 3, characterized in that: The heating mechanism comprises a rotary joint A (12), a rotary joint B (13), an input pipe (14), a delivery pump A (15), a heater (16) and a return pipe (17); the infusion pipe A (7) and the infusion pipe B (11) are respectively connected to the rotary joint A (12) and the rotary joint B (13); the input end of the rotary joint B (13) is connected to the delivery pump A (15) through the input pipe (14); the input end of the delivery pump A (15) is connected to the heater (16); and the output end of the rotary joint A (12) is connected to the heater (16) through the return pipe (17).

5. A steam reboiler for improving steam transmission as claimed in claim 4, characterized in that: The rotating mechanism comprises two groups of sprockets A (18), two groups of chains (19), two groups of sprockets B (20), two groups of driving shafts (21), two groups of support plates (22) and a double-axis motor (23). The two groups of sprockets A (18) are respectively fixedly sleeved on the infusion tube A (7) and the infusion tube B (11). The two groups of sprockets A (18) are respectively connected to the two groups of sprockets B (20) through the two groups of chains (19). The two groups of sprockets B (20) are respectively fixedly mounted on the two groups of driving shafts (21). The two groups of driving shafts (21) are respectively rotatably mounted on the two groups of support plates (22). The input ends of the two groups of driving shafts (21) are respectively connected to the two groups of output ends of the double-axis motor (23). The double-axis motor (23) is fixedly mounted on the bottom plate (1).

6. A steam reboiler for improving steam transmission as claimed in claim 1, characterized in that: The delivery mechanism comprises a delivery pump B (24), a liquid inlet pipe (25) and a liquid outlet pipe (26); the delivery pump B (24) is fixedly mounted on the bottom plate (1); the input end of the delivery pump B (24) is provided with a liquid inlet pipe (25); and the output end of the delivery pump B (24) is connected to the chamber of the heating cylinder (3) via the liquid outlet pipe (26).

7. A steam reboiler for improving steam transmission as claimed in claim 1, characterized in that: The pipeline (4) is provided with a thermometer (27).

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