Isobutyric acid circulating cooler with gravity as power

The gravity-driven condenser and rotating rod design solved the problems of local overheating and slow cooling water flow in the isobutyraldehyde gas-liquid oxidation reactor, achieving stable production and efficient cooling of isobutyric acid.

CN223332210UActive Publication Date: 2025-09-12LIANYUNGANG ZHONGGANG FINE CHEM CO LTD
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Patent Information

Application Number
CN202422478703.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-14
Publication Date
2025-09-12
Estimated Expiration
2034-10-14

AI Technical Summary

Technical Problem

The existing isobutyraldehyde gas-liquid oxidation reactor suffers from local overheating and slow overall heat transfer, which results in the inability of isobutyraldehyde to rapidly generate isobutyric acid under stable conditions. In addition, the cooling water flow rate is slowed down, resulting in a decrease in cooling effect.

Method used

The gravity-driven isobutyric acid circulating cooler uses a condenser and baffle design, combined with a rotating rod and rotating blades, to achieve uniform distribution of materials in the gas-liquid oxidation reactor and rapid flow of cooling water. The gravity difference is used to drive material circulation and refrigerant to quickly remove heat.

Benefits of technology

The efficiency of isobutyraldehyde production is improved, reaction stability is ensured, and the cooling effect is significantly improved, achieving smooth production and rapid cooling of isobutyric acid.

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Abstract

The utility model relates to the technical field of isobutyric acid circulating coolers, and discloses an isobutyric acid circulating cooler with gravity as power, which comprises a cooling tank, when the isobutyric acid circulating cooler is used, air in a gas-liquid oxidation reactor can be uniformly distributed in the gas-liquid oxidation reactor from bottom to top through a condenser pipe arranged in the cooling tank, so that the air in the gas-liquid oxidation reactor can be uniformly cooled. One end of the arranged cooling tank is provided with no gas, the density of the cooling tank is large, under the action of the cooling tank, gravity difference is formed in the gas-liquid oxidation reactor to drive the materials to circulate, heat generated by reaction can be rapidly removed by refrigerants of a plurality of condensation pipes, and the reaction efficiency can be rapidly improved accordingly; therefore, the gas-liquid oxidation reactor can run stably, self-control design and stable operation are facilitated, isobutyraldehyde can quickly generate isobutyric acid under a stable condition, and the arranged rotating rod and rotating blades can drive cooling water in the cooling tank to quickly flow, so that the cooling effect is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of circulating coolers, in particular to an isobutyric acid circulating cooler using gravity as power. Background Art

[0002] Isobutyric acid circulating coolers are a type of heat exchange equipment. Their basic function is to cool fluids. This type of equipment typically uses water or air as a coolant. By exchanging heat with the fluid, the heat in the fluid is transferred to the coolant, thereby achieving the purpose of cooling the fluid. Isobutyric acid circulating coolers have a wide range of applications, including metallurgy, chemical industry, energy, transportation, light industry, food and other industrial sectors. They are suitable for different working conditions such as cooling, condensing, heating, evaporation, and waste heat recovery.

[0003] However, it still has some shortcomings. For example, the bubbling isobutyraldehyde gas-liquid oxidation reactor has many shortcomings. The heat generated by the reaction between air and isobutyraldehyde cannot be removed in time, resulting in local overheating and increased side reactions. Local overheating and overall heat removal are slow, making it impossible for isobutyraldehyde to quickly generate isobutyric acid under stable conditions. In addition, after the cooling water passes through the cooler, due to the multiple condensing tubes and baffles provided in the cooler, the cooling water is subject to resistance, the flow rate will slow down, and the cooling effect will also decrease.

[0004] In order to solve the above problems, this application proposes an isobutyric acid circulation cooler powered by gravity. Utility Model Content

[0005] The purpose of the utility model is to provide an isobutyric acid circulating cooler powered by gravity, so as to solve the problems of the prior art bubbling isobutyraldehyde gas-liquid oxidation reactor proposed in the above background art, which is that during the reaction, due to local overheating and slow overall heat transfer, isobutyraldehyde cannot quickly generate isobutyric acid under stable conditions, and after the cooling water passes through the cooler, due to the multiple condensing pipes and baffles provided in the cooler, the cooling water is subjected to resistance, the flow rate is slowed down, and the cooling effect is also reduced.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a gravity-driven isobutyric acid circulating cooler, comprising a cooling tank, the lower end outer surface of the cooling tank is fixedly connected to a connecting pipe 1, the outer surface of one end of the connecting pipe 1 is fixedly connected to a gas-liquid oxidation reactor, the upper end outer surface of the gas-liquid oxidation reactor is fixedly connected to a gas output pipe, the outer wall of the other end of the gas-liquid oxidation reactor is fixedly connected to a gas input pipe, the outer wall of the other side of the gas-liquid oxidation reactor is fixedly connected to a liquid input pipe and a liquid output pipe, and the liquid input pipe is located at the lower end of the liquid output pipe, the outer wall of one side of the gas-liquid oxidation reactor is fixedly connected to a connecting pipe 2, and the outer surface of the other end of the connecting pipe 2 is communicated and connected to the upper end outer surface of the cooling tank.

[0007] Preferably, a cooling water inlet pipe is fixedly connected to the outer wall of one side of the cooling tank, a cooling water outlet pipe is fixedly connected to the outer wall of the other side of the cooling tank, and a connecting tank and connecting pipe three are fixedly connected to the outer surface of one side of the cooling water outlet pipe, and the connecting tank is located on the outer surface of one side of the connecting pipe three.

[0008] Preferably, the inner wall of the cooling tank is fixedly connected to a limiting block, the inner surface of the cooling tank is fixedly connected to a condenser fixing block 1, the lower end outer surface of the condenser fixing block 1 is fixedly connected to a condenser, and the number of the condenser is several groups.

[0009] Preferably, the outer wall of the condenser is fixedly connected with a baffle, the outer surface of the lower end of the condenser is fixedly connected with a condenser fixing block 2, and the condenser fixing block 1, the condenser, the baffle and the condenser fixing block 2 are all located in the inner cavity of the cooling tank.

[0010] Preferably, a positioning block is fixedly connected to the outer surface of the upper end of the connecting tank, and a driving motor is fixedly connected to the outer surface of the upper end of the positioning block.

[0011] Preferably, the outer surface of the lower end of the driving motor is movably connected to a rotating rod, the outer wall of the rotating rod is fixedly connected to a rotating blade, and the rotating rod and the rotating blade are both located in the inner cavity of the connecting tank.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The utility model uses a condenser in a cooling tank to evenly distribute the air inside the gas-liquid oxidation reactor from bottom to top, thereby reducing the density of the material. One end of the cooling tank is provided with a large density due to the absence of gas. Under the action of the cooling tank, a gravity difference is formed inside the gas-liquid oxidation reactor to drive material circulation. The heat generated by the reaction is quickly removed by the refrigerant of the multiple condensers, and the reaction efficiency is rapidly improved. Therefore, the gas-liquid oxidation reactor can be stably operated, and automatic control design and stable operation are convenient, so that isobutyraldehyde can be quickly generated into isobutyric acid under stable conditions. In addition, the rotating rod and the rotating blades can drive the cooling water in the cooling tank to flow quickly, thereby improving the cooling effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural diagram of a gravity-powered isobutyric acid circulating cooler and bubbling reactor of the utility model;

[0015] Figure 2 This is a structural diagram of an isobutyric acid circulating cooler powered by gravity in the present invention;

[0016] Figure 3 This is a schematic diagram of the limit block structure of an isobutyric acid circulating cooler powered by gravity in the utility model;

[0017] Figure 4 This is a schematic diagram of the condenser structure in a gravity-driven isobutyric acid circulating cooler of the present invention;

[0018] Figure 5 This is a schematic diagram of the structure of the connecting tank in the gravity-powered isobutyric acid circulating cooler of the present invention;

[0019] Figure 6 The utility model is a schematic diagram of the rotating blade structure in an isobutyric acid circulating cooler using gravity as power.

[0020] In the figure: 1. Cooling tank; 2. Connecting pipe 1; 3. Gas-liquid oxidation reactor; 4. Gas output pipe; 5. Gas input pipe; 6. Liquid input pipe; 7. Liquid output pipe; 8. Connecting pipe 2; 9. Cooling water inlet pipe; 10. Cooling water outlet pipe; 11. Connecting tank; 12. Connecting pipe 3; 13. Limit block; 14. Condenser fixing block 1; 15. Condenser; 16. Baffle; 17. Condenser fixing block 2; 18. Positioning block; 19. Drive motor; 20. Rotating rod; 21. Rotating blade. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] See also Figures 1-6 The utility model provides a technical solution: a gravity-driven isobutyric acid circulating cooler, comprising a cooling tank 1, a connecting pipe 2 fixedly connected to the outer surface of the lower end of the cooling tank 1, a gas-liquid oxidation reactor 3 fixedly connected to the outer surface of one end of the connecting pipe 2, a gas-liquid oxidation reactor 3 fixedly connected to the outer surface of the upper end of the gas-liquid oxidation reactor 3, a gas output pipe 4 fixedly connected to the outer wall of the other end of the gas-liquid oxidation reactor 3, a gas input pipe 5 fixedly connected to the outer wall of the other end of the gas-liquid oxidation reactor 3, a liquid input pipe 6 and a liquid output pipe 7 fixedly connected to the outer wall of the other side of the gas-liquid oxidation reactor 3, and the liquid input pipe 6 is located at the lower end of the liquid output pipe 7, a connecting pipe 2 8 fixedly connected to the outer wall of one side of the gas-liquid oxidation reactor 3, and the outer surface of the other end of the connecting pipe 2 8 is communicated and connected to the outer surface of the upper end of the cooling tank 1, the overall structure is simple, and it is easy to operate and install.

[0023] In this embodiment, Figure 2-Figure 4 As shown, a cooling water inlet pipe 9 is fixedly connected to the outer wall of one side of the cooling tank 1, and a cooling water outlet pipe 10 is fixedly connected to the outer wall of the other side of the cooling tank 1. The outer surface of one side of the cooling water outlet pipe 10 is fixedly connected to a connecting tank 11 and a connecting pipe three 12, and the connecting tank 11 is located on the outer surface of one side of the connecting pipe three 12. By setting the cooling water outlet pipe 10 and the cooling water inlet pipe 9, it is convenient for us to circulate the cooling water in the cooling tank 1 through the water pump. The inner wall of the cooling tank 1 is fixedly connected to a limiting block 13, and the inner surface of the cooling tank 1 is fixedly connected to a condenser fixing block 14. The condenser fixed The outer surface of the lower end of the fixed block 14 is fixedly connected with a condenser 15, and the number of the condenser 15 is several groups. By setting the limit block 13, we can conveniently limit the condenser fixed block 14 to the inner cavity of the cooling tank 1, and the outer wall of the condenser 15 is fixedly connected with a baffle 16. The outer surface of one end of the lower end of the condenser 15 is fixedly connected with a condenser fixed block 2 17. The condenser fixed block 14, the condenser 15, the baffle 16 and the condenser fixed block 2 17 are all located in the inner cavity of the cooling tank 1. Through the set baffle 16, the cooling water can bend and flow in the cooling tank 1.

[0024] In this embodiment, Figure 3-Figure 6As shown, the upper outer surface of the connecting tank 11 is fixedly connected with a positioning block 18, and the upper outer surface of the positioning block 18 is fixedly connected with a driving motor 19. The positioning block 18 is set, which can facilitate us to fix the driving motor 19 in the connecting tank 11. The lower outer surface of the driving motor 19 is movably connected with a rotating rod 20, and the outer wall of the rotating rod 20 is fixedly connected with a rotating blade 21, and the rotating rod 20 and the rotating blade 21 are both located in the inner cavity of the connecting tank 11. Through the set rotating blade 21, the rotation of the rotating blade 21 drives the cooling water flowing through the connecting tank 11, so that the cooling water flows through the connecting tank 11 quickly.

[0025] The invention discloses an isobutyric acid circulation cooler powered by gravity. When in use, liquid and material are first input into a gas-liquid oxidation reactor 3, and then a water pump is started. Under the action of the water pump, cooling water is input into a cooling tank 1. The air inside the gas-liquid oxidation reactor 3 is evenly distributed from bottom to top through a condenser 15 provided in the cooling tank 1, so that the density of the material decreases. Since there is no gas at one end of the cooling tank 1, its density is relatively high. Under the action of the cooling tank 1, a gravity difference is formed inside the gas-liquid oxidation reactor 3 to drive the material circulation. The heat generated by the reaction is quickly removed by the refrigerant of the multiple condenser tubes 15, and the reaction efficiency is rapidly improved. Therefore, the gas-liquid oxidation reactor 3 can be operated stably, and automatic control design and stable operation are facilitated, so that isobutyraldehyde can be quickly generated into isobutyric acid under stable conditions. In addition, the rotating rod 20 and the rotating blades 21 provided can drive the cooling water in the cooling tank 1 to flow quickly, thereby improving the cooling effect.

[0026] Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative work shall fall within the scope of protection of the present invention.

Claims

1. A gravity-driven isobutyric acid circulating cooler comprising a cooling tank (1), characterized in that: The outer surface of the lower end of the cooling tank (1) is fixedly connected to a connecting pipe (2), the outer surface of one end of the connecting pipe (2) is fixedly connected to a gas-liquid oxidation reactor (3), the outer surface of the upper end of the gas-liquid oxidation reactor (3) is fixedly connected to a gas output pipe (4), the outer wall of the other end of the gas-liquid oxidation reactor (3) is fixedly connected to a gas input pipe (5), the outer wall of the other side of the gas-liquid oxidation reactor (3) is fixedly connected to a liquid input pipe (6) and a liquid output pipe (7), and the liquid input pipe (6) is located at the lower end of the liquid output pipe (7), the outer wall of one side of the gas-liquid oxidation reactor (3) is fixedly connected to a connecting pipe (8), and the outer surface of the other end of the connecting pipe (8) is connected to the outer surface of the upper end of the cooling tank (1).

2. The gravity-powered isobutyric acid circulating cooler according to claim 1, characterized in that: A cooling water inlet pipe (9) is fixedly connected to an outer wall of one side of the cooling tank (1), a cooling water outlet pipe (10) is fixedly connected to an outer wall of the other side of the cooling tank (1), a connecting tank (11) and a connecting pipe three (12) are fixedly connected to an outer surface of one side of the cooling water outlet pipe (10), and the connecting tank (11) is located on an outer surface of one side of the connecting pipe three (12).

3. The gravity-powered isobutyric acid circulating cooler according to claim 1, characterized in that: The inner wall of the cooling tank (1) is fixedly connected to a limiting block (13), the inner surface of the cooling tank (1) is fixedly connected to a condenser fixing block (14), the lower end outer surface of the condenser fixing block (14) is fixedly connected to a condenser (15), and the number of the condenser (15) is several groups.

4. The gravity-powered isobutyric acid circulating cooler according to claim 3, characterized in that: The outer wall of the condenser (15) is fixedly connected to a baffle (16), the outer surface of one lower end of the condenser (15) is fixedly connected to a condenser fixing block 2 (17), and the condenser fixing block 1 (14), the condenser (15), the baffle (16) and the condenser fixing block 2 (17) are all located in the inner cavity of the cooling tank (1).

5. The gravity-powered isobutyric acid circulating cooler according to claim 2, characterized in that: A positioning block (18) is fixedly connected to the outer surface of the upper end of the connecting tank (11), and a driving motor (19) is fixedly connected to the outer surface of the upper end of the positioning block (18).

6. The gravity-powered isobutyric acid circulating cooler according to claim 5, characterized in that: The outer surface of the lower end of the driving motor (19) is movably connected to a rotating rod (20), the outer wall of the rotating rod (20) is fixedly connected to a rotating blade (21), and the rotating rod (20) and the rotating blade (21) are both located in the inner cavity of the connecting tank (11).