Distillation kettle for ethanol purification

Abstract

The distillation kettle comprises a kettle body, a motor is fixedly connected to the left surface of the kettle body, a rotating rod is fixedly connected to the output end of the motor, the end, away from the motor, of the rotating rod penetrates through the kettle body and is fixedly connected with a stirrer, and a heating pipe is fixedly connected to the right inner wall of the kettle body. A temperature sensor is fixedly connected to the right inner wall of the kettle body and located on the heating pipe, a knob type temperature controller is fixedly connected to the right surface of the kettle body, and a temperature display is fixedly connected to the right surface of the kettle body and located on the knob type temperature controller; an alarm lamp is fixedly connected to the right surface of the kettle body and is positioned above the motor. According to the utility model, through the arrangement of the stirring device, ethanol in waste liquid is efficiently and quickly evaporated, the purification efficiency is improved, and the temperature in the kettle body can be adjusted as required through the rotary temperature controller.

Description

Technical Field

[0001] The utility model relates to the field of ethanol purification, in particular to a distillation kettle for ethanol purification. Background Art

[0002] Ethanol is an organic compound. It is a flammable, volatile, colorless, transparent liquid at room temperature and pressure. Ethanol has a wide range of uses. It can be used for disinfection, especially medical disinfection. It can also be used as a fuel or chemical raw material. Sometimes it can also be used as an organic solvent. The wine people drink also contains ethanol. In short, ethanol is widely used in national defense chemical industry, medical and health care, food industry, industrial and agricultural production.

[0003] The utility model relates to a kind of still used for distillation in chemical production, which is mainly designed to solve the problem that the existing still needs to be intermittently inspected and cleaned when the material contains solids and high-boiling-point substances during the production process.

[0004] As an industrial raw material, ethanol produces a large amount of waste liquid containing ethanol every day. If these waste liquids containing ethanol are directly discharged, they will cause great pollution to the environment and will also cause great waste. This requires us to recycle and reuse them. The purification of ethanol is inseparable from a distillation kettle. The principle is that the boiling point of ethanol is lower than that of other solutions. The waste liquid containing ethanol is heated to evaporate it and condensed into liquid, so as to achieve the purpose of recovering higher purity ethanol. The existing distillation kettle for ethanol purification has the problems of low purification efficiency and low safety of the device. The temperature of the liquid in the kettle body cannot be properly adjusted according to needs. The heating tube in the kettle body is prone to impurities, thereby affecting the heating efficiency of the heating tube. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and provides a distillation kettle for ethanol purification.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a distillation kettle for ethanol purification, comprising a kettle body, a motor is fixedly connected to the left surface of the kettle body, a rotating rod is fixedly connected to the output end of the motor, and the end of the rotating rod away from the motor passes through the kettle body and is fixedly connected to an agitator.

[0007] A heating tube is fixedly connected to the right inner wall of the kettle body, a temperature sensor is fixedly connected to the right inner wall of the kettle body and above the heating tube, a knob-type temperature controller is fixedly connected to the right surface of the kettle body, and a temperature display is fixedly connected to the right surface of the kettle body and above the knob-type temperature controller.

[0008] A water inlet pipe is fixedly connected to the right surface of the kettle body and located above the temperature display, and a filter screen is arranged at one end of the water inlet pipe.

[0009] An alarm light is fixedly connected to the left surface of the kettle body and located above the motor, and an infrared sensing device is fixedly connected to the left inner wall of the kettle body.

[0010] The upper surface of the kettle body is fixedly connected with a flange cover, the upper surface of the flange cover is fixedly connected with an exhaust pipe, the end of the exhaust pipe away from the flange cover is fixedly connected with an air guide pipe, and the end of the air guide pipe away from the exhaust pipe is fixedly connected with a condenser.

[0011] As a further description of the above technical solution:

[0012] Flange bolts are arranged on the upper surface of the flange cover and around the exhaust pipe, and the number of the flange bolts is four.

[0013] As a further description of the above technical solution:

[0014] The heating tube is electrically connected to the knob-type temperature controller.

[0015] As a further description of the above technical solution:

[0016] One end of the condenser tube away from the air guide tube is fixedly connected with the water guide tube.

[0017] As a further description of the above technical solution:

[0018] One end of the water guide pipe away from the condenser is fixedly connected to a liquid collecting tank.

[0019] As a further description of the above technical solution:

[0020] The temperature sensor is electrically connected to the temperature display, and the warning light is electrically connected to the infrared sensing device.

[0021] As a further description of the above technical solution:

[0022] The lower surface of the kettle body is fixedly connected with a supporting bottom plate, and the lower surface of the supporting bottom plate is provided with supporting feet.

[0023] As a further description of the above technical solution:

[0024] A liquid discharge pipe is fixedly connected to the left surface of the kettle body and located below the motor, and a valve is arranged between the two ends of the liquid discharge pipe.

[0025] The utility model has the following beneficial effects:

[0026] 1. Compared with the prior art, the distillation kettle for ethanol purification, through the setting of a stirring device, allows the ethanol in the waste liquid to evaporate efficiently and quickly, thereby increasing the purification efficiency and preventing uneven heat transfer, thereby preventing local overheating.

[0027] 2. Compared with the prior art, the distillation kettle for ethanol purification, by providing an infrared sensing device and an alarm device, effectively prevents potential safety hazards such as boiling over that may be caused when the liquid in the kettle is overfilled, thereby increasing the safety of the use of the distillation kettle for ethanol purification.

[0028] 3. Compared with the prior art, the distillation kettle for ethanol purification can adjust the temperature of the kettle body as needed at any time by combining a temperature sensor and a rotary temperature controller.

[0029] 4. Compared with the prior art, the distillation kettle for ethanol purification can remove impurities in the ethanol waste liquid by setting a filter screen, preventing the impurities from entering the kettle body and adhering to the outer wall of the heating tube, thereby affecting the heating efficiency of the heating tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 This is a schematic diagram of the internal structure of a distillation kettle for ethanol purification proposed in the utility model;

[0031] Figure 2 This is a left side view of a distillation kettle for ethanol purification proposed by the utility model;

[0032] Figure 3 A top view of a distillation kettle for ethanol purification proposed in the utility model;

[0033] Figure 4 This is a schematic diagram of the overall structure of a distillation kettle for ethanol purification proposed in the utility model;

[0034] Legend:

[0035] 1. Kettle body; 2. Support bottom plate; 3. Drain pipe; 4. Valve; 5. Motor; 6. Turning rod; 7. Warning light; 8. Flange cover; 9. Infrared sensing device; 10. Agitator; 11. Exhaust pipe; 12. Flange bolts; 13. Filter; 14. Water inlet pipe; 15. Air guide pipe; 16. Temperature sensor; 17. Temperature display; 18. Water guide pipe; 19. Liquid collecting box; 20. Condenser; 21. Support foot; 22. Knob-type temperature controller; 23. Heating tube. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0038] Reference Figure 1-4 The utility model provides a distillation kettle for ethanol purification: it includes a kettle body 1, a motor 5 is fixedly connected to the left surface of the kettle body 1, a rotating rod 6 is fixedly connected to the output end of the motor 5, and the end of the rotating rod 6 away from the motor 5 passes through the kettle body 1 and is fixedly connected to a stirrer 10. The motor 5 here can drive the rotating rod 6 to rotate, thereby further driving the stirrer 10 to stir. The setting of the stirrer 10 can make the ethanol in the waste liquid evaporate efficiently and quickly, thereby increasing the purification efficiency.

[0039] A heating tube 23 is fixedly connected to the right inner wall of the kettle body 1, and the heating tube 23 serves to heat the waste liquid in the kettle body 1. A temperature sensor 16 is fixedly connected to the right inner wall of the kettle body 1 and located above the heating tube 23. A knob-type temperature controller 22 is fixedly connected to the right surface of the kettle body 1, and the heating tube 23 is electrically connected to the knob-type temperature controller 22. A temperature display 17 is fixedly connected to the right surface of the kettle body 1 and located above the knob-type temperature controller 22, and the temperature sensor 16 is electrically connected to the temperature display 17. The temperature sensor 16 can detect the temperature in the kettle body 1 at any time and display it on the temperature display 17.

[0040] A water inlet pipe 14 is fixedly connected to the right surface of the kettle body 1 and located above the temperature display 17. A filter screen 13 is provided at one end of the water inlet pipe 14. The filter screen 13 can filter impurities in the waste liquid to prevent the impurities from entering the kettle body 1 and adhering to the outer wall of the heating tube 23, thereby affecting the heating efficiency of the heating tube 23. A supporting base plate 2 is fixedly connected to the lower surface of the kettle body 1. A supporting foot 21 is provided on the lower surface of the supporting base plate 2. The supporting foot 21 plays a supporting and stabilizing role. A drain pipe 3 is fixedly connected to the left surface of the kettle body 1 and located below the motor 5. A valve 4 is provided between the two ends of the drain pipe 3. By opening the valve 4, the remaining waste liquid can be discharged through the drain pipe 3.

[0041] An alarm light 7 is fixedly connected to the left surface of the kettle body 1 and located above the motor 5. An infrared sensing device 9 is fixedly connected to the left inner wall of the kettle body 1. The alarm light 7 is electrically connected to the infrared sensing device 9. When the waste liquid in the kettle body 1 reaches the height of the infrared sensing device 9, it is sensed by the infrared sensing device 9 and transmitted to the alarm light 7. Then the alarm light 7 displays an alarm. At this time, it is necessary to stop injecting waste liquid containing ethanol into the kettle body 1 to prevent excessive waste liquid in the kettle body 1 from causing safety hazards such as violent boiling.

[0042] A flange cover 8 is fixedly connected to the upper surface of the kettle body 1, and an exhaust pipe 11 is fixedly connected to the upper surface of the flange cover 8. An end of the exhaust pipe 11 away from the flange cover 8 is fixedly connected to an air guide pipe 15, and an end of the air guide pipe 15 away from the exhaust pipe 11 is fixedly connected to a condenser 20. The air guide pipe 15 can guide the ethanol gas inside the kettle body 1 into the condenser 20, and the ethanol gas is converted into ethanol liquid under the condensation effect of the condenser 20. Flange bolts 12 are arranged on the upper surface of the flange cover 8 and around the exhaust pipe 11. The number of the flange bolts 12 is four. The arrangement of the flange cover 8 and the flange bolts 12 can facilitate the replacement or maintenance of the agitator 10, the heating tube 23 and other components inside the kettle body 1. The end of the condenser 20 away from the air guide pipe 15 is fixedly connected to a water guide pipe 18, and the end of the water guide pipe 18 away from the condenser 20 is fixedly connected to a liquid collecting box 19, and the liquid collecting box 19 is used to collect ethanol liquid.

[0043] Working principle: When in use, the waste liquid containing ethanol is injected into the interior of the kettle body 1 from the water inlet pipe 14, and the motor 5 and the heating tube 23 are started to work. The motor 5 drives the rotating rod 6 to rotate, and the rotating rod 6 drives the stirrer 10 to stir, so that the ethanol in the waste liquid evaporates efficiently and quickly. The temperature in the kettle body 1 is displayed on the temperature display 17 through the temperature sensor 16, and then the temperature in the kettle body 1 is adjusted as needed through the knob-type temperature controller 22. A flange cover 8 is fixedly connected to the upper surface of the kettle body 1. The evaporated ethanol in the kettle body 1 is introduced into the condenser 20 through the air guide pipe 15, and condensed into ethanol liquid through the condenser 20, and finally introduced into the collecting tank 19 through the water guide pipe 18.

[0044] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A distillation kettle for ethanol purification, comprising a kettle body (1), characterized in that: A motor (5) is fixedly connected to the left surface of the kettle body (1), a rotating rod (6) is fixedly connected to the output end of the motor (5), and an end of the rotating rod (6) away from the motor (5) passes through the kettle body (1) and is fixedly connected to a stirrer (10); A heating tube (23) is fixedly connected to the right inner wall of the kettle body (1), a temperature sensor (16) is fixedly connected to the right inner wall of the kettle body (1) and located above the heating tube (23), a knob-type temperature controller (22) is fixedly connected to the right surface of the kettle body (1), and a temperature display (17) is fixedly connected to the right surface of the kettle body (1) and located above the knob-type temperature controller (22); A water inlet pipe (14) is fixedly connected to the right surface of the kettle body (1) and located above the temperature display (17), and a filter screen (13) is provided at one end of the water inlet pipe (14); An alarm light (7) is fixedly connected to the left surface of the kettle body (1) and located above the motor (5), and an infrared sensing device (9) is fixedly connected to the left inner wall of the kettle body (1); The upper surface of the kettle body (1) is fixedly connected to a flange cover (8), the upper surface of the flange cover (8) is fixedly connected to an exhaust pipe (11), the end of the exhaust pipe (11) away from the flange cover (8) is fixedly connected to an air guide pipe (15), and the end of the air guide pipe (15) away from the exhaust pipe (11) is fixedly connected to a condenser pipe (20).

2. A distillation kettle for ethanol purification according to claim 1, characterized in that: Flange bolts (12) are arranged on the upper surface of the flange cover (8) and around the exhaust pipe (11), and the number of the flange bolts (12) is four.

3. A distillation kettle for ethanol purification according to claim 1, characterized in that: The heating tube (23) is electrically connected to the knob-type temperature controller (22).

4. A distillation kettle for ethanol purification according to claim 1, characterized in that: One end of the condenser pipe (20) away from the air guide pipe (15) is fixedly connected to the water guide pipe (18).

5. A distillation kettle for ethanol purification according to claim 4, characterized in that: One end of the water guide pipe (18) away from the condenser pipe (20) is fixedly connected to a liquid collecting tank (19).

6. A distillation kettle for ethanol purification according to claim 1, characterized in that: The temperature sensor (16) is electrically connected to the temperature display (17), and the warning light (7) is electrically connected to the infrared sensing device (9).

7. A distillation kettle for ethanol purification according to claim 1, characterized in that: The lower surface of the kettle body (1) is fixedly connected to a supporting bottom plate (2), and the lower surface of the supporting bottom plate (2) is provided with supporting feet (21).

8. A distillation kettle for ethanol purification according to claim 1, characterized in that: A liquid discharge pipe (3) is fixedly connected to the left surface of the kettle body (1) and located below the motor (5), and a valve (4) is provided between the two ends of the liquid discharge pipe (3).

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