Uniform-heating chemical reaction kettle

Abstract

The utility model provides a chemical reaction kettle with uniform heating, which comprises a reaction kettle body, a heating mechanism is arranged in the reaction kettle body, the heating mechanism comprises a fixed cylinder, the fixed cylinder is fixedly arranged in the middle of the inner side of the reaction kettle body, and a heating space is arranged on the outer wall of the fixed cylinder. A heating space is formed between a fixed cylinder and a reaction kettle body, heat conduction oil is introduced into the heating space through a liquid inlet and a liquid outlet, raw materials in an outer side through hole are conveniently heated through a heat conduction rod, and the raw materials in a central through hole and the outer side through hole can be heated through an electric heating plate, so that uniform heating is facilitated; raw materials can be circulated through the spiral conveying shaft, the central through hole and the outer side through holes, the raw materials can be conveniently and circularly heated, meanwhile, the raw materials are fully mixed through the rotating rod and the paddles, the heating efficiency of the reaction kettle can be improved, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of reaction kettles, in particular to a chemical reaction kettle with uniform heating. Background Art

[0002] Reactors can be used to complete chemical reactions such as sulfidation, hydrogenation, hydrocarbonization, polymerization, etc. They are widely used in the fields of petroleum, chemical industry, rubber, pesticides, medicine and food.

[0003] The heating methods of the reactor can be divided into electric heating, hot water heating, thermal oil circulation heating, far-infrared instant heating, external (internal) coil heating, etc. Thermal oil circulation heating is a method of heating the raw materials inside the chemical reactor by injecting heating oil into the jacket. However, the raw materials located at the center of the chemical reactor are farthest from the jacket, which makes the raw materials at the center heat up slowly, resulting in uneven heating of the raw materials in the chemical reactor, reducing the heating efficiency of the chemical reactor.

[0004] To this end, the utility model provides a chemical reaction kettle with uniform heating. Utility Model Content

[0005] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a chemical reactor with uniform heating to solve the problems raised in the above-mentioned background technology. The utility model facilitates uniform heating through the combined effect of the heating space, the heat-conducting rod and the electric heating plate, and can circulate and heat the raw materials through the spiral conveying shaft, the central through hole and the outer through hole, thereby improving the heating efficiency of the reactor.

[0006] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a chemical reactor with uniform heating, comprising a reactor body, a heating mechanism is arranged inside the reactor body, the heating mechanism comprises a fixed cylinder, the fixed cylinder is fixedly installed at the middle position of the inner side of the reactor body, a heating space is opened on the outer wall of the fixed cylinder, a central through hole is opened at the middle position of the fixed cylinder, an outer through hole is opened in a circular shape on the outer side of the central through hole, an electric heating plate is fixedly installed between the central through hole and the outer through hole, and a stirring mechanism is arranged inside the reactor body.

[0007] Furthermore, heat-conducting rods are fixedly arranged equidistantly from top to bottom between the heating space and the outer through hole, and the heating space is arranged on the inner side of the reactor body.

[0008] Furthermore, a liquid outlet is provided at the upper end of one side of the reactor body, and a liquid inlet is provided at the lower end of the other side of the reactor body, and the liquid inlet and the liquid outlet are connected to the heating space.

[0009] Furthermore, one end of the heat-conducting rod is arranged inside the outer through hole, and two ends of the electric heating plate are respectively arranged inside the central through hole and the outer through hole.

[0010] Furthermore, the stirring mechanism includes a rotating rod, which is installed inside the reactor body for limited rotation. The rotating rod is arranged at the center position of the central through hole. A servo motor is fixedly arranged at the center position of the top of the reactor body. The output shaft of the servo motor is fixedly connected to the top end of the rotating rod.

[0011] Furthermore, a screw conveying shaft is fixedly provided on the middle section of the rotating rod, and the screw conveying shaft is arranged inside the central through hole.

[0012] Furthermore, paddles are fixedly provided at the top and bottom ends of the rotating rod, and the paddles are respectively provided at the top and bottom of the fixing cylinder.

[0013] Furthermore, a first feed inlet and a second feed inlet are respectively provided on both sides of the top of the reactor body, and a discharge port is fixedly provided on one side of the bottom of the reactor body, and the discharge port is provided at the bottom of the liquid inlet.

[0014] The beneficial effects of the utility model are as follows: the utility model is a chemical reactor with uniform heating. A heating space is set between the fixed cylinder and the reactor body, and heat transfer oil is introduced into the heating space through the liquid inlet and the liquid outlet. The raw materials in the outer through hole are conveniently heated through the heat conduction rod, and the raw materials in the central through hole and the outer through hole can be heated through the electric heating plate, which is convenient for uniform heating. The raw materials can be circulated through the spiral conveying shaft, the central through hole and the outer through hole, which is convenient for circulating heating of the raw materials. At the same time, the raw materials are fully mixed through the rotating rod and the paddles, which can improve the heating efficiency of the reactor and has high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural diagram of a chemical reaction kettle with uniform heating according to the utility model;

[0016] Figure 2 This is a front cross-sectional view of a chemical reaction kettle with uniform heating according to the utility model;

[0017] Figure 3 This is a structural diagram of a fixed cylinder of a chemical reactor with uniform heating according to the utility model;

[0018] Figure 4 This is a top view of a cross-sectional view of a fixed cylinder of a chemical reactor with uniform heating according to the utility model;

[0019] In the figure: 1. Reactor body; 2. Servo motor; 3. First feed port; 4. Second feed port; 5. Discharge port; 6. Liquid inlet; 7. Liquid outlet; 8. Fixed cylinder; 9. Heating space; 10. Rotating rod; 11. Paddle; 12. Screw conveying shaft; 13. Center through hole; 14. Outer through hole; 15. Electric heating plate; 16. Heat conducting rod. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] See also Figures 1 to 4 The utility model provides a technical solution: a chemical reactor with uniform heating, comprising a reactor body 1, a heating mechanism is arranged inside the reactor body 1, the heating mechanism comprises a fixed cylinder 8, the fixed cylinder 8 is fixedly installed at the middle position of the inner side of the reactor body 1, a heating space 9 is opened on the outer wall of the fixed cylinder 8, a central through hole 13 is opened at the middle position of the fixed cylinder 8, an outer through hole 14 is opened on the outer side of the central through hole 13 in a circular shape, an electric heating plate 15 is fixedly installed between the central through hole 13 and the outer through hole 14, a stirring mechanism is arranged inside the reactor body 1, and the raw materials can be uniformly heated by the combined action of the heating space 9 and the electric heating plate 15, so as to improve the efficiency of the chemical reaction.

[0022] In this embodiment, a heat-conducting rod 16 is fixedly arranged between the heating space 9 and the outer through hole 14 at an equal distance from top to bottom. The heating space 9 is arranged on the inner side of the reactor body 1. A liquid outlet 7 is provided at the upper end of one side of the reactor body 1, and a liquid inlet 6 is provided at the lower end of the other side of the reactor body 1. The liquid inlet 6 and the liquid outlet 7 are connected to the heating space 9. A first feed inlet 3 and a second feed inlet 4 are respectively provided on both sides of the top of the reactor body 1. A discharge port 5 is fixedly arranged on one side of the bottom of the reactor body 1. The discharge port 5 is arranged at the bottom of the liquid inlet 6, one end of the heat-conducting rod 16 is arranged inside the outer through hole 14, and the two ends of the electric heating plate 15 are respectively arranged inside the central through hole 13 and the outer through hole 14. Heat-conducting oil can be introduced into the heating space 9 through the liquid inlet 6 and the liquid outlet 7. The raw materials inside the outer through hole 14 can be heated conveniently through the heat-conducting oil and the heat-conducting rod 16. The raw materials inside the central through hole 13 and the outer through hole 14 can be heated through the electric heating plate 15, thereby improving the heating efficiency of the reactor.

[0023] In this embodiment, the stirring mechanism includes a rotating rod 10, which is limitedly rotated and installed inside the reactor body 1. The rotating rod 10 is arranged at the center position of the central through hole 13. A servo motor 2 is fixedly arranged at the center position of the top of the reactor body 1. The output shaft of the servo motor 2 is fixedly connected to the top of the rotating rod 10. A spiral conveying shaft 12 is fixedly arranged in the middle section of the rotating rod 10. The spiral conveying shaft 12 is arranged inside the central through hole 13. The top and bottom ends of the rotating rod 10 are fixedly provided with paddles 11, and the paddles 11 are respectively provided with the top and bottom of the fixed cylinder 8. The stirring mechanisms such as the rotating rod 10 and the paddles 11 can fully mix and stir the raw materials, which is convenient for uniform heating of the raw materials. The raw materials can be circulated inside the central through hole 13 and the outer through hole 14 through the spiral conveying shaft 12, which is convenient for circulating heating of the raw materials.

[0024] When the chemical reactor with uniform heating is used, heat transfer oil is introduced into the interior of the heating space 9 through the liquid inlet 6 and the liquid outlet 7, and the heat transfer oil preheats the outer through hole 14 through the heat transfer rod 16. At the same time, power is supplied to the electric heating plate 15, and the outer through hole 14 and the central through hole 13 are preheated through the electric heating plate 15. Raw materials required for chemical reaction are added to the interior of the reactor body 1 through the first feed port 3 and the second feed port 4, and the servo motor 2 is started. The servo motor 2 drives the rotating rod 10 to rotate inside the reactor body 1, and at the same time, the rotating rod 10 drives the paddle 11 to rotate at the top and bottom of the fixed cylinder 8, and drives the spiral conveying shaft 12 to rotate at the center through hole 13. The inside of the hole 13 rotates, and the raw material enters the inside of the outer through hole 14 and flows downward. The raw material inside the outer through hole 14 is heated by the heat-conducting oil and the heat-conducting rod 16. After the raw material flows to the bottom of the fixed cylinder 8, it is mixed and stirred under the action of the paddle 11, and at the same time enters the inside of the central through hole 13 under the conveyance of the spiral conveying shaft 12, and finally is discharged from the central through hole 13 to the top of the fixed cylinder 8, so that the raw material can be circulated, and the raw material inside the central through hole 13 and the outer through hole 14 is heated by the electric heating plate 15, which is convenient for circulating heating of the raw material, thereby facilitating uniform heating, and can improve the heating efficiency of the reactor, with high practicality.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A chemical reactor with uniform heating, comprising a reactor body (1), characterized in that: A heating mechanism is provided inside the reactor body (1), and the heating mechanism comprises a fixed cylinder (8). The fixed cylinder (8) is fixedly installed at a middle position inside the reactor body (1). A heating space (9) is provided on the outer wall of the fixed cylinder (8). A central through hole (13) is provided at a middle position of the fixed cylinder (8). An outer through hole (14) is provided on the outer side of the central through hole (13) in a circular shape. An electric heating plate (15) is fixedly installed between the central through hole (13) and the outer through hole (14). A stirring mechanism is provided inside the reactor body (1).

2. A chemical reactor with uniform heating according to claim 1, characterized in that: Heat conducting rods (16) are fixedly arranged at equal distances from top to bottom between the heating space (9) and the outer through hole (14), and the heating space (9) is arranged on the inner side of the reactor body (1).

3. A chemical reactor with uniform heating according to claim 2, characterized in that: A liquid outlet (7) is provided at the upper end of one side of the reactor body (1), and a liquid inlet (6) is provided at the lower end of the other side of the reactor body (1). The liquid inlet (6) and the liquid outlet (7) are in communication with the heating space (9).

4. A chemical reactor with uniform heating according to claim 3, characterized in that: One end of the heat-conducting rod (16) is arranged inside the outer through hole (14), and both ends of the electric heating plate (15) are respectively arranged inside the central through hole (13) and the outer through hole (14).

5. A chemical reactor with uniform heating according to claim 1, characterized in that: The stirring mechanism comprises a rotating rod (10), the rotating rod (10) being mounted inside the reactor body (1) for limited rotation, the rotating rod (10) being arranged at the center of the central through hole (13), a servo motor (2) being fixedly arranged at the center of the top of the reactor body (1), and an output shaft of the servo motor (2) being fixedly connected to the top of the rotating rod (10).

6. A chemical reactor with uniform heating according to claim 5, characterized in that: A screw conveying shaft (12) is fixedly provided on the middle section of the rotating rod (10), and the screw conveying shaft (12) is arranged inside the central through hole (13).

7. A chemical reactor with uniform heating according to claim 6, characterized in that: The top and bottom ends of the rotating rod (10) are both fixedly provided with paddles (11), and the paddles (11) are respectively provided with the top and bottom of the fixed cylinder (8).

8. The chemical reactor with uniform heating according to claim 3, characterized in that: A first feed port (3) and a second feed port (4) are respectively provided on both sides of the top of the reactor body (1), and a discharge port (5) is fixedly provided on one side of the bottom of the reactor body (1), and the discharge port (5) is provided at the bottom of the liquid inlet (6).

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