Ethanol separation mechanism

Abstract

The utility model relates to the field of ethanol separation, and discloses an ethanol separation mechanism which comprises a distillation tank, a cooling tank, a water tank and a refrigerating machine which are sequentially arranged from right to left, one end of the first conveying pipe penetrates through the top of the outer wall of the distillation retort and is communicated with the interior of the distillation retort, a mounting groove is formed in the outer wall of the distillation retort, a heating wire is fixed in the mounting groove and spirally surrounds the distillation retort, and a water outlet pipe is fixedly connected to the center of the bottom of the distillation retort and is communicated with the interior of the distillation retort; the top of the distillation tank is fixedly connected with a top cover, the inner bottom wall of the cooling tank is fixedly connected with a liquid accumulation cylinder, the center of the top of the liquid accumulation cylinder is fixedly connected with a cooling cylinder, and the bottom of the cooling cylinder is communicated with the top of the liquid accumulation cylinder.

Description

Technical Field

[0001] The utility model relates to the field of ethanol separation, in particular to an ethanol separation mechanism. Background Art

[0002] As a renewable energy and environmentally friendly fuel, the demand for ethanol is increasing year by year, especially in the field of fuel ethanol. As a substitute for petroleum, it is of great significance to reduce the consumption of fossil fuels and reduce greenhouse gas emissions. However, the production and purification process of ethanol often involves the separation of ethanol and water.

[0003] Current ethanol purification methods such as distillation and extraction have poor cooling effects during the distillation process. The cooling water cannot fully contact the cooled distilled liquid, which increases the cooling time and the cooling efficiency needs to be improved. Utility Model Content

[0004] In order to overcome the above-mentioned shortcomings, the utility model provides an ethanol separation mechanism.

[0005] The technical solution adopted by this utility model:

[0006] An ethanol separation mechanism comprises a distillation tank, a cooling tank, a water tank and a refrigerator which are arranged in sequence from right to left; one end of a delivery pipe passes through the top of the outer wall of the distillation tank and is connected with the inside of the distillation tank; a mounting groove is provided inside the outer wall of the distillation tank, a heating wire is fixed in the mounting groove, and the heating wire spirally surrounds the distillation tank; a water outlet pipe is fixedly connected to the center of the bottom of the distillation tank, and the water outlet pipe is connected with the inside of the distillation tank; a top cover is fixedly connected to the top of the distillation tank; a liquid storage cylinder is fixedly connected to the inner bottom wall of the cooling tank; a cooling cylinder is fixedly connected to the center of the top of the liquid storage cylinder; the bottom of the cooling cylinder is connected with the top of the liquid storage cylinder; a cooling pipe is provided in the center of the cooling cylinder; An inner spiral plate is fixedly connected between the outer wall of the cooling tube and the inner wall of the cooling cylinder, the bottom of the cooling tube extends to the top of the inner side of the liquid accumulation cylinder and penetrates the liquid accumulation cylinder, the bottom end of the cooling tube is connected to the interior of the cooling tank, the top end of the cooling tube penetrates the top of the cooling cylinder and is connected to the interior of the cooling tank, the top of the top cover is fixedly connected to a connecting pipe, the other end of the connecting pipe penetrates the top of the cooling tank and the cooling cylinder and is located on the outside of the cooling pipe, the other end of the connecting pipe is connected to the interior of the cooling cylinder, an outer spiral plate is fixedly connected between the outer wall of the cooling cylinder and the inner wall of the cooling tank, the bottom of the liquid accumulation cylinder is fixedly connected to a liquid outlet pipe, the liquid outlet pipe penetrates the bottom of the cooling tank, and valves are installed on the liquid outlet pipe and the water outlet pipe.

[0007] A pressure reducing valve and a pressure gauge are installed on the top of the top cover.

[0008] There is water pump 2 on the left side of the cooling tank. The input end of water pump 2 is fixedly connected to a water inlet pipe, the other end of the water inlet pipe is fixedly connected to the bottom of the outer wall of the cooling tank, the water inlet pipe is connected to the interior of the cooling tank, and the output end of water pump 2 is fixedly connected to a return pipe, and the other end of the return pipe extends to the top of the water tank.

[0009] A water pump 3 is provided on the inner bottom wall of the water tank, and a delivery pipe 2 is fixedly connected to the output end of the water pump 3. A branch pipe 1 and a branch pipe 2 are branched out from the other end of the delivery pipe 2, and the delivery pipe 2 is connected to the branch pipe 1 and the branch pipe 2; the branch pipe 1 and the branch pipe 2 are fixedly connected to the top of the outer wall of the cooling tank, the branch pipe 1 is connected to the cavity between the cooling tank and the cooling cylinder, and the other end of the branch pipe 2 is located above the cooling cylinder, the cooling cylinder is fixedly connected to a fixing ring, the top end of the cooling pipe passes through the fixing ring, the top end of the cooling pipe is connected to the interior of the upper part of the cooling tank, the fixing ring is at the lower part of the top of the cooling tank, and the other end of the branch pipe 2 is located above the fixing ring.

[0010] The output end of the refrigerator is fixedly connected with a refrigeration copper pipe, which penetrates into the inner side of the water tank and spirally coils inside the water tank.

[0011] Beneficial effects of the utility model:

[0012] The utility model utilizes the difference in boiling points between ethanol and water to effectively separate ethanol by distillation. The heating wire heats the liquid in the distillation tank to separate the ethanol in the form of steam, thereby achieving efficient separation of ethanol. The design of the cooling tank adopts the structure of inner and outer spiral plates, so that cooling water can fully contact with ethanol steam, increasing the heat exchange area and improving condensation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a cross-sectional view of the utility model;

[0015] Figure 3 It is a cross-sectional view of the utility model;

[0016] Figure 4 yes Figure 3 Partial enlarged image.

[0017] In all the drawings, the specific reference numerals are: 2, distillation tank; 3, cooling tank; 4, water tank; 5, refrigerator; 7, delivery pipe one; 8, mounting groove; 9, heating wire; 10, water outlet pipe; 11, top cover; 12, pressure reducing valve; 13, pressure gauge; 14, connecting pipe; 15, liquid accumulation cylinder; 16, cooling cylinder; 17, cooling pipe; 18, inner spiral plate; 19, outer spiral plate; 20, liquid outlet pipe; 21, water pump two; 22, water inlet pipe; 23, water return pipe; 24, water pump three; 25, delivery pipe two; 26, refrigeration copper pipe; 251, branch pipe one; 252, branch pipe two; 27, fixing ring. DETAILED DESCRIPTION

[0018] like Figure 1-4 As shown: an ethanol separation mechanism, including a distillation tank 2, a cooling tank 3, a water tank 4 and a refrigerator 5 arranged in sequence from right to left; one end of a delivery pipe 7 passes through the top of the outer wall of the distillation tank 2 and is connected to the inside of the distillation tank 2, a mounting groove 8 is opened inside the outer wall of the distillation tank 2, a heating wire 9 is fixed in the mounting groove 8, and the heating wire 9 spirally surrounds the distillation tank 2, a water outlet pipe 10 is fixedly connected to the bottom center of the distillation tank 2, and the water outlet pipe 10 is connected to the inside of the distillation tank 2, a top cover 11 is fixedly connected to the top of the distillation tank 2, a liquid accumulation cylinder 15 is fixedly connected to the inner bottom wall of the cooling tank 3, a cooling cylinder 16 is fixedly connected to the top center of the liquid accumulation cylinder 15, the bottom of the cooling cylinder 16 is connected to the top of the liquid accumulation cylinder 15, a cooling pipe 17 is provided in the center of the cooling cylinder 16, and the outer An inner spiral plate 18 is fixedly connected between the wall and the inner wall of the cooling cylinder 16, the bottom of the cooling tube 17 extends to the top of the inner side of the liquid accumulation cylinder 15 and penetrates the liquid accumulation cylinder 15, the bottom end of the cooling tube 17 is connected to the inside of the cooling tank 3, the top of the cooling tube 17 penetrates the top of the cooling cylinder 16 and is connected to the inside of the cooling tank 3, the top of the top cover 11 is fixedly connected to the connecting tube 14, the other end of the connecting tube 14 penetrates the top of the cooling tank 3 and the cooling cylinder 16 and is located on the outside of the cooling tube 17, the other end of the connecting tube 14 is connected to the inside of the cooling cylinder 16, an outer spiral plate 19 is fixedly connected between the outer wall of the cooling cylinder 16 and the inner wall of the cooling tank 3, the bottom of the liquid accumulation cylinder 15 is fixedly connected to the liquid outlet pipe 20, the liquid outlet pipe 20 penetrates the bottom of the cooling tank 3, and valves are installed on the liquid outlet pipe 20 and the water outlet pipe 10.

[0019] A pressure reducing valve 12 and a pressure gauge 13 are installed on the top of the top cover 11.

[0020] The left side of the cooling tank 3 is provided with a water pump 21, the input end of the water pump 21 is fixedly connected to a water inlet pipe 22, the other end of the water inlet pipe 22 is fixedly connected to the bottom of the outer wall of the cooling tank 3, the water inlet pipe 22 is connected to the interior of the cooling tank 3, and the output end of the water pump 21 is fixedly connected to a return pipe 23, the other end of the return pipe 23 extends to the top of the water tank 4.

[0021] A water pump 3 24 is provided on the inner bottom wall of the water tank 4, and a delivery pipe 2 25 is fixedly connected to the output end of the water pump 3 24, and a branch pipe 1 25 is branched from the other end of the delivery pipe 25 into a branch pipe 1 251 and a branch pipe 2 252, and the delivery pipe 2 25 is connected to the branch pipe 1 251 and the branch pipe 2 252; the branch pipe 1 251 and the branch pipe 2 252 are fixedly connected to the top of the outer wall of the cooling tank 3, the branch pipe 1 251 is connected to the cavity between the cooling tank 3 and the cooling cylinder 16, and the other end of the branch pipe 2 252 is located above the cooling cylinder 16, and the cooling cylinder 16 is fixedly connected to the fixing ring 27, and the top end of the cooling pipe 17 passes through the fixing ring 27, and the top end of the cooling pipe 17 is connected to the interior of the upper part of the cooling tank 3, the fixing ring 27 is at the lower part of the top of the cooling tank 3, and the other end of the branch pipe 2 252 is located above the fixing ring 27.

[0022] The output end of the refrigerator 5 is fixedly connected with a cooling copper tube 26 , which penetrates into the inner side of the water tank 4 and spirally coils inside the water tank 4 .

[0023] Ethanol is injected into the distillation tank 2, and the heating wire 9 is connected to an external power supply to heat the liquid in the distillation tank 2. Since the boiling point of ethanol is lower than that of water, ethanol vapor enters the cooling cylinder 16 through the connecting pipe 14, flows downward along the inner spiral plate 18, and starts the refrigerator 5 to cool the water in the water tank 4 through the refrigeration copper tube 26. Cold water is injected into the cooling tank 3 along the delivery pipe 25 through the water pump 3 24, and the cold water flows along the outer spiral plate 19 and the outer side of the cooling cylinder 16. The cold water and the ethanol vapor can exchange heat inside and outside, so that the ethanol condensation speed is accelerated and the cooling efficiency is improved. Finally, ethanol enters the liquid accumulation cylinder 15, and the cold water returns to the water tank 4 through the water pump 2 21, the water inlet pipe 22 and the return pipe 23, thereby realizing the cold water circulation to condense the ethanol vapor, and high-purity ethanol can be collected from the liquid outlet pipe 20. The utility model only protects the mechanical part, and the functions related to it realized by the software control part are not within the protection scope of the utility model.

Claims

1. An ethanol separation mechanism, comprising a distillation tank (2), a cooling tank (3), a water tank (4) and a refrigerator (5) arranged in sequence from right to left, characterized in that: One end of the conveying pipe (7) passes through the top of the outer wall of the distillation tank (2) and is connected to the inside of the distillation tank (2). An installation groove (8) is provided inside the outer wall of the distillation tank (2). A heating wire (9) is fixed in the installation groove (8). The heating wire (9) spirally surrounds the distillation tank (2). The center of the bottom of the distillation tank (2) is fixedly connected to a water outlet pipe (10). The water outlet pipe (10) is connected to the inside of the distillation tank (2). The top of the distillation tank (2) is fixedly connected to a top cover (11). The inner bottom wall of the cooling tank (3) is fixedly connected to a liquid storage cylinder (15). The center of the top of the liquid storage cylinder (15) is fixedly connected to a cooling cylinder (16). The bottom of the cooling cylinder (16) is connected to the top of the liquid storage cylinder (15). The center of the interior of the cooling cylinder (16) is provided with a cooling pipe (17). An inner spiral plate is fixedly connected between the outer wall of the cooling pipe (17) and the inner wall of the cooling cylinder (16). (18), the bottom of the cooling pipe (17) extends to the top of the inner side of the liquid storage cylinder (15) and penetrates the liquid storage cylinder (15), the bottom end of the cooling pipe (17) is connected to the inside of the cooling tank (3), the top end of the cooling pipe (17) penetrates the top of the cooling cylinder (16) and is connected to the inside of the cooling tank (3), the top of the top cover (11) is fixedly connected to the connecting pipe (14), the other end of the connecting pipe (14) penetrates the top of the cooling tank (3) and the cooling cylinder (16) and is located outside the cooling pipe (17), the other end of the connecting pipe (14) is connected to the inside of the cooling cylinder (16), an outer spiral plate (19) is fixedly connected between the outer wall of the cooling cylinder (16) and the inner wall of the cooling tank (3), the bottom of the liquid storage cylinder (15) is fixedly connected to the liquid outlet pipe (20), the liquid outlet pipe (20) penetrates the bottom of the cooling tank (3), and valves are installed on the liquid outlet pipe (20) and the water outlet pipe (10).

2. An ethanol separation mechanism according to claim 1, characterized in that: A pressure reducing valve (12) and a pressure gauge (13) are installed on the top of the top cover (11).

3. An ethanol separation mechanism according to claim 1, characterized in that: The left side of the cooling tank (3) is provided with a water pump 2 (21), the input end of the water pump 2 (21) is fixedly connected with a water inlet pipe (22), the other end of the water inlet pipe (22) is fixedly connected with the bottom of the outer wall of the cooling tank (3), the water inlet pipe (22) is connected with the interior of the cooling tank (3), the output end of the water pump 2 (21) is fixedly connected with a water return pipe (23), the other end of the water return pipe (23) extends to the top of the water tank (4).

4. An ethanol separation mechanism according to claim 1, characterized in that: The inner bottom wall of the water tank (4) is provided with a water pump 3 (24), the output end of the water pump 3 (24) is fixedly connected with a delivery pipe 2 (25), the other end of the delivery pipe 2 (25) is divided into a branch pipe 1 (251) and a branch pipe 2 (252), and the delivery pipe 2 (25) is connected with the branch pipe 1 (251) and the branch pipe 2 (252); the branch pipe 1 (251) and the branch pipe 2 (252) are fixedly connected to the top of the outer wall of the cooling tank (3), and the branch pipe 1 (251) is connected to the cooling tank (3). The cavity between the tank (3) and the cooling cylinder (16) is connected, the other end of the branch pipe 2 (252) is located above the cooling cylinder (16), the cooling cylinder (16) is fixedly connected to the fixing ring (27), the top end of the cooling pipe (17) passes through the fixing ring (27), the top end of the cooling pipe (17) is connected to the interior of the upper part of the cooling tank (3), the fixing ring (27) is at the lower part of the top of the cooling tank (3), and the other end of the branch pipe 2 (252) is located above the fixing ring (27).

5. An ethanol separation mechanism according to claim 1, characterized in that: The output end of the refrigerator (5) is fixedly connected with a refrigeration copper tube (26), the refrigeration copper tube (26) penetrates the inner side of the water tank (4), and the refrigeration copper tube (26) is spirally coiled inside the water tank (4).

Images