Heating mechanism of reaction kettle

Abstract

The utility model relates to the field of reaction kettles, and discloses a reaction kettle heating mechanism which comprises a kettle body, an annular cavity is formed in the kettle body, a sleeve box is fixedly connected to the outer wall of the kettle body, a second pipeline is connected to the top of the sleeve box, one end of the second pipeline extends into the annular cavity, and a water pump is fixedly connected to the outer wall of the kettle body and located below the sleeve box. The output end of the water pump is connected with a first pipeline, and one end of the first pipeline extends into the annular cavity. According to the utility model, heat-conducting oil is input into the annular cavity, the inner wall of the kettle body is filled with the heat-conducting oil, the kettle body is heated, the first electric heating wire and the water pump are started, the water pump pumps the heat-conducting oil in the annular cavity into the sleeve box through the first pipeline, the heat-conducting oil is heated through the first electric heating wire, and the heat-conducting oil is heated along with the rising of the oil level in the sleeve box; and the heated heat conduction oil enters the annular cavity again along the second pipeline and circulates, so that the temperature of the heat conduction oil is continuously increased, and the temperature cannot be reduced due to too long time.

Description

Technical Field

[0001] The utility model relates to the field of reaction kettles, in particular to a heating mechanism for a reaction kettle. Background Art

[0002] Reactors are broadly understood as containers for physical or chemical reactions. Through the structural design and parameter configuration of the container, the heating, evaporation, cooling and low-speed mixing functions required by the process are realized. Reactors are widely used in petroleum, chemical, rubber, pesticide, dye, medicine, and food. They are pressure vessels used to complete processes such as vulcanization, nitration, hydrogenation, hydrocarbonization, polymerization, and condensation, such as reactors, reaction pots, decomposition pots, polymerization kettles, etc.; the materials are generally carbon-manganese steel, stainless steel, zirconium, nickel-based (Hastelloy, Monel, Inconel) alloys and other composite materials, among which the heating mechanism is a crucial component for the reactor.

[0003] After searching, a Chinese patent discloses a new silicone rubber reactor heating mechanism (authorization announcement number CN214346350U). The patented technology includes a reactor, an oil cavity is provided on the reactor, a refueling hole is provided on one side of the inner wall of the oil cavity, a refueling pipe is fixedly connected in the refueling hole, support plates are fixedly connected to the bottom of both sides of the reactor, a stable base is provided below the reactor, a common cavity is provided on the stable base, a common plate is slidably installed in the common cavity, extension plates are fixedly connected to both sides of the top of the common plate, the top of the extension plate is fixedly connected to a limiting plate, a limiting groove is provided at the bottom of the support plate, and the limiting plate and the limiting groove are clamped. The utility model has good practicality, and it is convenient to install the support plate on the extension plate. When the reactor shakes, it can effectively provide shock-absorbing protection for the reactor.

[0004] However, in the actual application of this patented technology, the heat transfer oil heats the reactor inside the reactor. After a long time, the temperature of the heat transfer oil will drop, affecting the heating of the reactor. It is inconvenient to continuously heat and keep the heat transfer oil warm, which has a certain impact on its use. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the prior art and proposes a reactor heating mechanism, which circulates and heats the heat transfer oil in the annular cavity through a water pump and a first heating wire, so that the temperature of the heat transfer oil is maintained for a long time.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A reactor heating mechanism comprises a reactor body, wherein an annular cavity is arranged inside the reactor body, a sleeve box is fixedly connected to the outer wall of the reactor body, a second pipe is connected to the top of the sleeve box, one end of the second pipe extends into the annular cavity, a water pump is fixedly connected to the outer wall of the reactor body and located below the sleeve box, an output end of the water pump is connected to a first pipe, one end of the first pipe extends into the annular cavity, and the other end of the first pipe extends into the interior of the sleeve box, a heater is arranged inside the sleeve box, and a first electric heating wire is arranged on one side of the heater;

[0008] Through the above technical solution, heat transfer oil is input into the annular cavity, the heat transfer oil fills the inner wall of the kettle body, and the kettle body is heated. The first heating wire and the water pump are started, and the water pump draws the heat transfer oil in the annular cavity into the sleeve box through the first pipe. The heat transfer oil is heated by the first heating wire. As the oil level in the sleeve box rises, the heated heat transfer oil re-enters the annular cavity along the second pipe. Thus, the circulation causes the temperature of the heat transfer oil to continue to increase, and the temperature will not be reduced due to excessive time.

[0009] The top of the inner wall of the kettle body is fixedly connected with a threaded ring, and the outer wall of the threaded ring is threadedly connected with a kettle cover;

[0010] Through the above technical solution, the kettle cover is threadedly connected to the threaded ring in a spiral manner, so that the kettle cover is installed.

[0011] A motor is fixedly connected to the top of the inner wall of the kettle cover, a fan blade is fixedly connected to the output end of the motor, a heating box is fixedly connected to the top of the inner wall of the kettle cover, and a second heating wire is arranged on the inner wall of the heating box and below the fan blade;

[0012] Through the above technical solution, the second heating wire and the motor are started, the motor drives the fan blades to rotate, and air is blown to the inside of the kettle body. The blown air is heated by the second heating wire, so that the temperature of the air increases, thereby heating the kettle body.

[0013] Furthermore, a second sealing gasket is provided at the bottom of the kettle cover;

[0014] Through the above technical solution, after the kettle cover is installed on the kettle body, the second sealing gasket is pressed by the kettle cover to seal the connection between the kettle cover and the kettle body.

[0015] Furthermore, a first sealing gasket is provided on the top of the threaded ring;

[0016] Through the above technical solution, after the kettle cover is installed on the kettle body, the first sealing gasket is compressed by the threaded ring, and the connection between the kettle cover and the kettle body is sealed at multiple levels.

[0017] Furthermore, the first sealing gasket and the second sealing gasket are both made of rubber material;

[0018] Through the above technical solution, the first sealing gasket and the second sealing gasket made of rubber material can improve the sealing performance of the kettle body.

[0019] Furthermore, a support foot is fixedly connected to the bottom of the kettle body;

[0020] Through the above technical solution, the kettle body is supported by the supporting legs, so that the kettle body is stably set up.

[0021] The utility model has the following beneficial effects:

[0022] Heat transfer oil is input into the annular cavity, and the heat transfer oil fills the inner wall of the kettle body to heat the kettle body. The first heating wire and the water pump are started, and the water pump draws the heat transfer oil in the annular cavity into the sleeve box through the first pipe, and the heat transfer oil is heated by the first heating wire. As the oil level in the sleeve box rises, the heated heat transfer oil re-enters the annular cavity along the second pipe, thereby circulating, so that the temperature of the heat transfer oil continues to increase and will not drop due to excessive time. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a three-dimensional diagram of a reactor heating mechanism proposed by the utility model;

[0024] Figure 2 This is a cross-sectional view of a reactor heating mechanism proposed by the utility model;

[0025] Figure 3 This is an enlarged view of point A of a reactor heating mechanism proposed by the utility model;

[0026] Figure 4 This is an enlarged view of point B of a reactor heating mechanism proposed by the utility model.

[0027] Legend:

[0028] 1. Kettle body; 2. Annular cavity; 3. Sleeve box; 4. Heater; 5. First electric heating wire; 6. Water pump; 7. First pipeline; 8. Second pipeline; 9. Threaded ring; 10. Kettle cover; 11. Heating box; 12. Second electric heating wire; 13. Motor; 14. Fan blades; 15. First sealing gasket; 16. Second sealing gasket; 17. Support foot. DETAILED DESCRIPTION

[0029] 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.

[0030] Reference Figure 1-4 The utility model provides an embodiment: a reactor heating mechanism, comprising a reactor body 1, an annular cavity 2 is arranged inside the reactor body 1, a sleeve box 3 is fixedly connected to the outer wall of the reactor body 1, a second pipe 8 is connected to the top of the sleeve box 3, one end of the second pipe 8 extends into the annular cavity 2, a water pump 6 is fixedly connected to the outer wall of the reactor body 1 and located below the sleeve box 3, an output end of the water pump 6 is connected to a first pipe 7, one end of the first pipe 7 extends into the annular cavity 2, and the other end of the first pipe 7 extends into the interior of the sleeve box 3, a heater 4 is arranged inside the sleeve box 3, and a first electric heating wire 5 is arranged on one side of the heater 4;

[0031] Heat transfer oil is input into the annular cavity 2, and the heat transfer oil fills the inner wall of the kettle body 1 to heat the kettle body 1. The first heating wire 5 and the water pump 6 are started, and the water pump 6 draws the heat transfer oil in the annular cavity 2 into the sleeve box 3 through the first pipe 7. The heat transfer oil is heated by the first heating wire 5. As the oil level in the sleeve box 3 rises, the heated heat transfer oil re-enters the annular cavity 2 along the second pipe 8. Thus, the circulation makes the temperature of the heat transfer oil continue to increase and will not reduce the temperature due to too long time.

[0032] A threaded ring 9 is fixedly connected to the top of the inner wall of the kettle body 1, and a kettle cover 10 is threadedly connected to the outer wall of the threaded ring 9; a motor 13 is fixedly connected to the top of the inner wall of the kettle cover 10, and a fan blade 14 is fixedly connected to the output end of the motor 13; a heating box 11 is fixedly connected to the top of the inner wall of the kettle cover 10, and a second heating wire 12 is arranged on the inner wall of the heating box 11 and below the fan blade 14; a second sealing gasket 16 is arranged at the bottom of the kettle cover 10; a first sealing gasket 15 is arranged on the top of the threaded ring 9; the first sealing gasket 15 and the second sealing gasket 16 are both made of rubber material; a support foot 17 is fixedly connected to the bottom of the kettle body 1.

[0033] The kettle cover 10 is threadedly connected to the threaded ring 9 in a spiral manner to install the kettle cover 10. After the kettle cover 10 is installed on the kettle body 1, the second sealing gasket 16 is pressed by the kettle cover 10 to seal the connection between the kettle cover 10 and the kettle body 1. At the same time, the first sealing gasket 15 is pressed by the threaded ring 9 to perform multi-stage sealing on the connection between the kettle cover 10 and the kettle body 1, so that the sealing performance of the kettle body 1 and the kettle cover 10 is good, and the thermal insulation performance of the kettle body 1 is improved. The second heating wire 12 and the motor 13 are started, and the motor 13 drives the fan blades 14 to rotate, and air is blown into the interior of the kettle body 1. The blown air is heated by the second heating wire 12 to increase the temperature of the air, thereby heating the kettle body 1.

[0034] Working principle: The kettle body 1 is supported by the support legs 17 to make the kettle body 1 stable, heat transfer oil is input into the annular cavity 2, the heat transfer oil fills the inner wall of the kettle body 1, and the kettle body 1 is heated, the first electric heating wire 5 and the water pump 6 are started, and the water pump 6 draws the heat transfer oil in the annular cavity 2 into the sleeve box 3 through the first pipe 7, and the heat transfer oil is heated by the first electric heating wire 5. As the oil level in the sleeve box 3 rises, the heated heat transfer oil re-enters the annular cavity 2 along the second pipe 8, thereby circulating, so that the temperature of the heat transfer oil continues to increase, and the temperature will not be reduced due to a long time, and the kettle cover 10 is screwed in a spiral manner. It is connected to the threaded ring 9 to install the kettle cover 10. After the kettle cover 10 is installed on the kettle body 1, the second sealing gasket 16 is pressed by the kettle cover 10 to seal the connection between the kettle cover 10 and the kettle body 1. At the same time, the first sealing gasket 15 is pressed by the threaded ring 9 to perform multi-stage sealing on the connection between the kettle cover 10 and the kettle body 1, so that the sealing between the kettle body 1 and the kettle cover 10 is good, and the thermal insulation performance of the kettle body 1 is improved. The second heating wire 12 and the motor 13 are started, and the motor 13 drives the fan blades 14 to rotate, and air is blown into the interior of the kettle body 1. The blown air is heated by the second heating wire 12 to increase the temperature of the air, thereby heating the kettle body 1.

[0035] 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 reactor heating mechanism, comprising a reactor body, characterized in that: An annular cavity is arranged inside the kettle body, a sleeve box is fixedly connected to the outer wall of the kettle body, a second pipe is connected to the top of the sleeve box, one end of the second pipe extends into the annular cavity, a water pump is fixedly connected to the outer wall of the kettle body and located below the sleeve box, an output end of the water pump is connected to a first pipe, one end of the first pipe extends into the annular cavity, and the other end of the first pipe extends into the interior of the sleeve box, a heater is arranged inside the sleeve box, and a first electric heating wire is arranged on one side of the heater; The top of the inner wall of the kettle body is fixedly connected with a threaded ring, and the outer wall of the threaded ring is threadedly connected with a kettle cover; A motor is fixedly connected to the top of the inner wall of the kettle cover, a fan blade is fixedly connected to the output end of the motor, a heating box is fixedly connected to the top of the inner wall of the kettle cover, and a second heating wire is arranged on the inner wall of the heating box and below the fan blade.

2. A reactor heating mechanism according to claim 1, characterized in that: A second sealing gasket is arranged at the bottom of the kettle cover.

3. A reactor heating mechanism according to claim 1, characterized in that: A first sealing gasket is arranged on the top of the threaded ring.

4. A reactor heating mechanism according to claim 3, characterized in that: The first sealing gasket and the second sealing gasket are both made of rubber.

5. A reactor heating mechanism according to claim 1, characterized in that: The bottom of the kettle body is fixedly connected with supporting feet.

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