Biodiesel rectification device

By using a combined heating plate and resistive wire in the biodiesel distillation device and combining the cooling system, the problem of local heat uneven in the heating chamber is solved, and the uniform heating and stable evaporation of biodiesel is achieved, which extends the service life of the heating chamber and improves the separation effect.

CN223201804UActive Publication Date: 2025-08-08CNOOC NEW ENERGY KUNMING CO LTD
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Patent Information

Application Number
CN202422225268.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-11
Publication Date
2025-08-08
Estimated Expiration
2034-09-11

AI Technical Summary

Technical Problem

In existing biodiesel distillation devices, the heating chamber is prone to large local heat, resulting in too large surface temperature difference, affecting service life, and the diesel at the bottom of the inner cavity is heated too fast, and the liquid evaporated rapidly and affecting the separation effect.

Method used

The heating plate is used to heat it from the bottom, and the heating side wall is closely contacted with the inner liner of the heating chamber through the first heating resistor wire. At the same time, a second heating resistor wire is arranged inside the heating chamber to heat the biodiesel, combining the semiconductor refrigeration module and the condensing tube system to achieve uniform heating and cooling of the biodiesel.

Benefits of technology

The uniform heating of biodiesel is achieved, prevents excessive temperature difference in the surface of the heating chamber, extends the service life of the heating chamber, and ensures that the biodiesel evaporates smoothly without affecting the separation effect.

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Abstract

The utility model relates to the technical field of rectification devices, and discloses a biodiesel rectification device which comprises a base, a heating bin is installed on the right side of the upper surface of the base, a guide pipe is installed on the upper surface of the heating bin, a cooling pipe is installed on the surface of the guide pipe, and a condensation pipe is installed in an inner cavity of the cooling pipe. An air entraining pipe is installed at the bottom of the condensation pipe, an exhaust pipe is installed on the surface of the air entraining pipe, and a collecting barrel is installed on the left side of the upper surface of the base. And the heater is arranged at the bottom of the heating bin, a heating plate is installed on the upper surface of the heater, and an interlayer is arranged on the surface of the heating bin. The biodiesel can be uniformly heated by the additionally arranged heating plate, the first heating resistance wire and the second heating resistance wire, the surface temperature difference of the heating bin is prevented from being too large, the service life of the heating bin is prolonged, meanwhile, the biodiesel can be stably evaporated, and the biodiesel separation effect cannot be affected.
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Description

Technical Field

[0001] The utility model relates to the technical field of distillation devices, in particular to a biodiesel distillation device. Background Art

[0002] The diesel distillation unit is a key equipment used in the diesel production process to separate diesel components by controlling temperature and pressure and utilizing the boiling point differences of different components.

[0003] Common biodiesel distillation devices generally heat diesel through electric heating. The heater is placed at the bottom of the heating bin and the diesel in the heating bin is heated by a heating medium. However, when heating the bottom of the heating bin, the heating bin is prone to localized heat, which will cause a large temperature difference on the surface of the heating bin, affecting the service life of the heating bin. In addition, the diesel at the bottom of the inner cavity of the heating bin is heated too quickly, and the liquid is prone to evaporate quickly, causing the liquid level to rise to the neck of the heating bin, affecting the separation effect. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a biodiesel distillation device to solve the problem proposed in the above background technology that the heating bin is prone to large local heat, which will cause excessive temperature difference on the surface of the heating bin, affecting the service life of the heating bin, and the diesel at the bottom of the inner cavity of the heating bin is heated too quickly, and the liquid is prone to evaporate quickly, causing the liquid level to rise to the neck of the heating bin, affecting the separation effect.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a biodiesel distillation device, comprising:

[0006] A base, a heating chamber is installed on the right side of the upper surface of the base, a conduit is installed on the upper surface of the heating chamber, a cooling pipe is installed on the surface of the conduit, a condenser is installed in the inner cavity of the cooling pipe, an air duct is installed at the bottom of the condenser, an exhaust pipe is installed on the surface of the air duct, and a collection bucket is installed on the left side of the upper surface of the base;

[0007] A heater is provided at the bottom of the heating chamber, a heating plate is installed on the upper surface of the heater, and an interlayer is provided on the surface of the heating chamber;

[0008] The first heating resistance wire is arranged in the inner cavity of the interlayer, and the first heating resistance wire is in close contact with the inner container of the heating chamber. The second heating resistance wire is installed in the middle of the upper surface of the heating plate.

[0009] Preferably, a water tank is installed in the middle of the upper surface of the base, and a semiconductor refrigeration module is installed at the bottom of the water tank, so that the water in the water tank can be cooled by the semiconductor refrigeration module.

[0010] Preferably, a water pump is installed on the upper surface of the water tank, and a water inlet pipe is installed on the upper surface of the water pump. The water inlet pipe is connected to the surface of the condenser. Starting the water pump can inject cold water in the water tank into the condenser through the water inlet pipe.

[0011] Preferably, a water outlet pipe is installed on the surface of the condenser, and the water outlet pipe extends into the inner cavity of the water tank. The hot water in the condenser can be injected into the water tank through the water outlet pipe.

[0012] Preferably, a mounting column is installed on the upper surface of the water tank, and a first mounting rod is installed on the upper and lower right sides of the mounting column. A first mounting ring is installed on the surface of the first mounting rod, and the first mounting ring is connected to the surface of the conduit, thereby improving the stability of the conduit.

[0013] Preferably, a second mounting rod is installed on the upper and lower left sides of the mounting column, and a second mounting ring is installed on the surface of the second mounting rod. The second mounting ring is connected to the surface of the cooling pipe, thereby improving the stability of the cooling pipe.

[0014] Preferably, a feed port is provided on the upper surface of the heating bin, a protective shell is installed in the inner cavity of the heating bin, the second heating resistance wire is located in the inner cavity of the protective shell, the protective shell is used to isolate the second heating resistance wire from biodiesel, and biodiesel can be injected into the heating bin through the feed port.

[0015] Compared with the prior art, the present invention provides a biodiesel distillation device with the following features:

[0016] Beneficial effects:

[0017] The biodiesel distillation device has an additional heating plate that can heat the heating chamber from the bottom, and can heat the interlayer through the first heating resistance wire. The first heating resistance wire is in contact with the inner liner of the heating chamber, and can heat the side wall of the heating chamber through the inner liner of the heating chamber. At the same time, the additional second heating resistance wire can heat the biodiesel from the inside of the heating chamber, so that the biodiesel can be heated from various parts, achieving uniform heating of the biodiesel, effectively preventing excessive surface temperature difference in the heating chamber, and improving the service life of the heating chamber. At the same time, the biodiesel can be evaporated smoothly without affecting the effect of biodiesel separation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic cross-sectional view of the heating chamber of the present invention;

[0020] Figure 3This is a schematic cross-sectional view of the cooling pipe of the present invention;

[0021] Figure 4 This is a schematic diagram of the structure of the air bleed pipe of the utility model;

[0022] Figure 5 This is a structural diagram of the condenser tube of the utility model.

[0023] In the figure: 1. Base; 2. Heating chamber; 3. Conduit; 4. Cooling pipe; 41. Condenser; 5. Air duct; 51. Exhaust pipe; 6. Collecting bucket; 7. Heater; 8. Heating plate; 9. Interlayer; 10. First heating resistance wire; 11. Second heating resistance wire; 12. Water tank; 13. Semiconductor refrigeration module; 14. Water pump; 15. Water inlet pipe; 16. Water outlet pipe; 17. Mounting column; 18. First mounting rod; 19. First mounting ring; 20. Second mounting rod; 21. Second mounting ring; 22. Feed port; 23. Protective shell. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] In this utility model, relational terms such as first and second, etc. are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a list of elements includes not only those elements, but also other elements not explicitly listed, or elements that are inherent to such process, method, article or apparatus.

[0026] See also Figure 1 The utility model provides a technical solution, a biodiesel distillation device, including a base 1, a heating chamber 2 is installed on the right side of the upper surface of the base 1, and a conduit 3 is installed on the upper surface of the heating chamber 2. Figure 3 The surface of the conduit 3 is provided with a cooling tube 4, and the inner cavity of the cooling tube 4 is provided with a condenser tube 41. Figure 1 The bottom of the condenser tube 41 is equipped with an air duct 5, see Figure 4 The exhaust pipe 51 is installed on the surface of the air duct 5. Figure 1 , a collection bucket 6 is installed on the left side of the upper surface of the base 1;

[0027] See also Figure 2 The heater 7 is provided at the bottom of the heating chamber 2, a heating plate 8 is installed on the upper surface of the heater 7, and an interlayer 9 is provided on the surface of the heating chamber 2;

[0028] A first heating resistance wire 10 is provided in the inner cavity of the interlayer 9 and is in close contact with the inner container of the heating chamber 2. A second heating resistance wire 11 is installed in the middle of the upper surface of the heating plate 8;

[0029] The added heating plate 8 can heat the heating chamber 2 from the bottom, and the interlayer 9 can be heated through the first heating resistance wire 10. The first heating resistance wire 10 is in contact with the inner liner of the heating chamber 2, and the side wall of the heating chamber 2 can be heated through the inner liner of the heating chamber 2. At the same time, the added second heating resistance wire 11 can heat the biodiesel from the inside of the heating chamber 2, so that the biodiesel can be heated from all parts, achieving uniform heating of the biodiesel, and effectively preventing the surface temperature difference of the heating chamber 2 from being too large, thereby increasing the service life of the heating chamber 2, and also allowing the biodiesel to evaporate smoothly without affecting the effect of biodiesel separation.

[0030] See also Figure 1 A water tank 12 is installed in the middle of the upper surface of the base 1, and a semiconductor refrigeration module 13 is installed at the bottom of the water tank 12. The semiconductor refrigeration module 13 can cool the water in the water tank 12.

[0031] A water pump 14 is mounted on the upper surface of the water tank 12. Figure 5 A water inlet pipe 15 is installed on the upper surface of the water pump 14 , and the water inlet pipe 15 is connected to the surface of the condenser 41 . When the water pump 14 is started, the cold water in the water tank 12 can be injected into the condenser 41 through the water inlet pipe 15 .

[0032] A water outlet pipe 16 is installed on the surface of the condenser 41 . The water outlet pipe 16 extends into the inner cavity of the water tank 12 . The hot water in the condenser 41 can be injected into the water tank 12 through the water outlet pipe 16 .

[0033] See also Figure 1 A mounting column 17 is installed on the upper surface of the water tank 12, and a first mounting rod 18 is installed on the upper and lower parts of the right side of the mounting column 17. A first mounting ring 19 is installed on the surface of the first mounting rod 18. The first mounting ring 19 is connected to the surface of the conduit 3, thereby improving the stability of the conduit 3.

[0034] A second mounting rod 20 is installed on the upper and lower left sides of the mounting column 17 . A second mounting ring 21 is installed on the surface of the second mounting rod 20 . The second mounting ring 21 is connected to the surface of the cooling pipe 4 , thereby improving the stability of the cooling pipe 4 .

[0035] See also Figure 2 A feed port 22 is provided on the upper surface of the heating chamber 2, and a protective shell 23 is installed in the inner cavity of the heating chamber 2. The second heating resistance wire 11 is located in the inner cavity of the protective shell 23. The protective shell 23 is used to isolate the second heating resistance wire 11 from biodiesel. Biodiesel can be injected into the heating chamber 2 through the feed port 22.

[0036] To sum up, the device can first heat the heating chamber 2 from the bottom through the heating plate 8, heat the interlayer 9 through the first heating resistor 10, and the first heating resistor 10 is in contact with the inner tank of the heating chamber 2, and the side wall of the heating chamber 2 can be heated through the inner tank of the heating chamber 2, and then the biodiesel can be heated from the inside of the heating chamber 2 through the second heating resistor 11, so that the biodiesel can be heated from all parts, achieving uniform heating of the biodiesel, and effectively preventing the surface temperature difference of the heating chamber 2 from being too large, thereby increasing the service life of the heating chamber 2, and also allowing the biodiesel to evaporate smoothly without affecting the effect of biodiesel separation. Finally, starting the water pump 14 can inject the cold water in the water tank 12 into the condenser 41 through the water inlet pipe 15, and can inject the hot water in the condenser 41 into the water tank 12 through the water outlet pipe 16. The water in the water tank 12 can be cooled by the semiconductor refrigeration module 13, and can ensure that the condenser 41 remains at a low temperature.

[0037] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, all of which are within the scope of protection of the present invention.

Claims

1. A biodiesel distillation device, characterized in that: include: A base (1), a heating chamber (2) is installed on the right side of the upper surface of the base (1), a conduit (3) is installed on the upper surface of the heating chamber (2), a cooling pipe (4) is installed on the surface of the conduit (3), a condenser (41) is installed in the inner cavity of the cooling pipe (4), an air duct (5) is installed at the bottom of the condenser (41), an exhaust pipe (51) is installed on the surface of the air duct (5), and a collection bucket (6) is installed on the left side of the upper surface of the base (1); A heater (7) is arranged at the bottom of the heating chamber (2), a heating plate (8) is installed on the upper surface of the heater (7), and an interlayer (9) is provided on the surface of the heating chamber (2); A first heating resistance wire (10) is arranged in the inner cavity of the interlayer (9), the first heating resistance wire (10) is in close contact with the inner container of the heating chamber (2), and a second heating resistance wire (11) is installed in the middle of the upper surface of the heating plate (8).

2. A biodiesel distillation device according to claim 1, characterized in that: A water tank (12) is installed in the middle of the upper surface of the base (1), and a semiconductor refrigeration module (13) is installed at the bottom of the water tank (12).

3. A biodiesel distillation device according to claim 2, characterized in that: A water pump (14) is installed on the upper surface of the water tank (12), and a water inlet pipe (15) is installed on the upper surface of the water pump (14). The water inlet pipe (15) is connected to the surface of the condenser pipe (41).

4. A biodiesel distillation device according to claim 2, characterized in that: A water outlet pipe (16) is installed on the surface of the condenser tube (41), and the water outlet pipe (16) extends into the inner cavity of the water tank (12).

5. A biodiesel distillation device according to claim 2, characterized in that: A mounting column (17) is installed on the upper surface of the water tank (12), and a first mounting rod (18) is installed on the upper and lower right sides of the mounting column (17). A first mounting ring (19) is installed on the surface of the first mounting rod (18), and the first mounting ring (19) is connected to the surface of the conduit (3).

6. A biodiesel distillation device according to claim 5, characterized in that: A second mounting rod (20) is installed on the upper and lower left sides of the mounting column (17), a second mounting ring (21) is installed on the surface of the second mounting rod (20), and the second mounting ring (21) is connected to the surface of the cooling pipe (4).

7. A biodiesel distillation device according to claim 1, characterized in that: A feed port (22) is provided on the upper surface of the heating bin (2), a protective shell (23) is installed in the inner cavity of the heating bin (2), and the second heating resistance wire (11) is located in the inner cavity of the protective shell (23).