Pilot-scale test reaction kettle
By designing a variety of heating modes and air pressure enhancement technologies in the reactor, the problem that existing reactors are difficult to regulate the reaction temperature during the pilot stage is solved, and flexible heating and insulation of the materials are achieved, and the reaction effect and product quality are improved.
Patent Information
- Application Number
- CN202420673907.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-03
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-04-03
AI Technical Summary
It is difficult for existing reactors to effectively regulate the reaction temperature and process during the pilot stage, affecting the material characteristics and reaction effects.
A pilot reactor is designed, using a cavity between the outer shell and the inner liner to inject water flow, and multiple heating modes are realized through the first and second electric heating wires, combining the air conduit and the counterweight block to increase the air pressure of the cavity to enhance the heating effect.
It realizes flexible heating and insulation of the materials inside the reactor, and can more accurately determine the optimal reaction temperature, which facilitates the material to confirm the reaction process during the pilot phase and improves product quality.
Smart Images
Figure CN222606317U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of reaction kettles, in particular to a pilot reactor. Background Art
[0002] The reactor is a comprehensive reaction vessel. The design of the reactor structure, function and accessories is based on the reaction conditions. From the initial feeding-reaction-discharging, the pre-set reaction steps can be completed with a high degree of automation, and important parameters such as temperature, pressure, mechanical control (stirring, blowing, etc.), reactant / product concentration, etc. during the reaction process can be strictly regulated.
[0003] Many products will be tested before mass production, and the reaction conditions for mass production will be adjusted through trial production to obtain better production results. Existing reactors generally heat and stir the reaction materials directly inside, and the temperature inside the reactor changes rapidly (generally direct heating, heating to a certain temperature and then keeping warm, the direct heating reactor has a short overall heating time, and the rapid temperature change will affect the properties of the material), which makes it inconvenient to study the relationship between reaction temperature and reaction process, and is not conducive to the confirmation of the reaction process of the material in the pilot stage. Summary of the invention
[0004] The utility model aims to solve the shortcomings in the prior art and proposes a pilot reactor.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a pilot reactor, comprising an outer shell, an inner shell is installed inside the outer shell, a cavity is formed between the outer shell and the inner shell, a connecting rod is fixedly connected between the outer shell and the inner shell, a first heating wire is fixedly connected to the inner bottom of the outer shell, a second heating wire is fixedly connected to the inner wall of the inner shell, an upper cover is installed on the top of the outer shell, a first sealing ring is fixedly connected to the lower surface of the upper cover, the first sealing ring is located on the outside of the outer shell, a second sealing ring is fixedly connected to the lower surface of the upper cover, the second sealing ring is located on the inside of the inner shell, an air duct is fixedly connected to the top of the upper cover, the bottom of the air duct is located inside the cavity, and a counterweight is movably connected to the top of the air duct.
[0006] As a further description of the above technical solution:
[0007] A lock buckle is installed on the side wall of the upper cover, and a clamping block is fixedly connected to the outer surface of the shell, and the position of the lock buckle corresponds to the position of the clamping block.
[0008] As a further description of the above technical solution:
[0009] A first discharge pipe is fixedly connected to the side wall of the inner container. One end of the first discharge pipe away from the inner container extends to the outside of the outer shell. A first control valve is installed inside the first discharge pipe.
[0010] As a further description of the above technical solution:
[0011] A second discharge pipe is fixedly connected to the bottom of the shell, and a second control valve is installed inside the second discharge pipe.
[0012] As a further description of the above technical solution:
[0013] A bracket is installed on the outer surface of the shell, and a cross bar is fixedly connected inside the bracket.
[0014] As a further description of the above technical solution:
[0015] The upper surface of the cross bar is fixedly connected to a motor, the output end of the motor is fixedly connected to a rotating shaft, one end of the rotating shaft away from the motor extends to the inside of the inner pot, the outer surface of the rotating shaft is fixedly connected to a stirring blade, and the stirring blade is located inside the inner pot.
[0016] As a further description of the above technical solution:
[0017] An isolation tube is fixedly connected between the inner bottom of the outer shell and the bottom of the inner container, the rotating shaft is located inside the isolation tube, and a sealing block is installed between the rotating shaft and the isolation tube.
[0018] The utility model has the following beneficial effects:
[0019] 1. Compared with the prior art, the pilot reactor, through the outer shell, the inner tank, the first heating wire and the second heating wire, when in use, first injects water into the cavity between the outer shell and the inner tank, then energizes the first heating wire, the first heating wire heats the water, the heated water can heat and keep the reacting material in the inner tank warm, and can also directly energize the second heating wire, the second heating wire directly heats the reacting material in the inner tank. Compared with the conventional reactor, the internal reacting material is generally directly heated and stirred, and the temperature inside the reactor changes rapidly, which is not convenient for studying the relationship between the reaction temperature and the reaction process, and is not conducive to the confirmation of the reaction process of the material in the pilot stage. The pilot reactor has a variety of heating modes when in use, and can heat the material inside the reactor to different degrees to determine the optimal temperature of the material during processing, so as to facilitate the determination of the reaction requirements of the product in the subsequent formal production.
[0020] 2. Compared with the prior art, this pilot reactor, through the outer shell, inner tank, upper cover, air duct, and counterweight block, when in use, the first electric heating wire heats the water flow inside the cavity. When the water flow reaches the boiling point, steam will be generated. Under the action of the counterweight block, the steam cannot be discharged in time, thereby increasing the air pressure inside the cavity, and then increasing the temperature in the cavity, so that the reactor can provide a higher reaction temperature and a higher insulation temperature for the internal material. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 This is a schematic diagram of the overall structure of a pilot reactor proposed by the utility model;
[0022] Figure 2 This is a cross-sectional view of the internal structure of a pilot reactor proposed in the utility model from a first perspective;
[0023] Figure 3 A pilot reactor proposed in the utility model Figure 2 A magnified view of the structure at center;
[0024] Figure 4 A pilot reactor proposed in the utility model Figure 2 A magnified view of the structure at B in the middle;
[0025] Figure 5 This is a cross-sectional view of the internal structure of a pilot reactor proposed in the utility model from a second perspective.
[0026] Legend:
[0027] 1. Outer shell; 2. Inner pot; 3. Connecting rod; 4. First heating wire; 5. Second heating wire; 6. Upper cover; 7. First sealing ring; 8. Second sealing ring; 9. Air guide tube; 10. Counterweight; 11. Lock; 12. Block; 13. First discharge pipe; 14. Second discharge pipe; 15. Bracket; 16. Motor; 17. Rotating shaft; 18. Stirring blade; 19. Isolation tube; 20. Sealing block. DETAILED DESCRIPTION
[0028] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.
[0029] Reference Figure 1-5The utility model provides a pilot reactor: it includes an outer shell 1, an inner liner 2 is installed inside the outer shell 1, when in use, materials are added into the inner liner 2 for reaction, a cavity is formed between the outer shell 1 and the inner liner 2, clean water can be added into the cavity when in use, and the clean water can be used to heat and keep the material inside the inner liner 2 warm, a connecting rod 3 is fixedly connected between the outer shell 1 and the inner liner 2, the outer shell 1 and the inner liner 2 are connected together by the connecting rod 3 for use, a first electric heating wire 4 is fixedly connected to the inner bottom of the outer shell 1, when in use, the first electric heating wire 4 can be energized, the first electric heating wire 4 will heat the clean water inside the cavity, thereby indirectly heating and keeping the material in the inner liner 2 warm, the inner wall of the inner liner 2 is fixedly connected There is a second heating wire 5. When the second heating wire 5 is energized, the material in the inner tank 2 can be directly heated, so that the material can be heated quickly. The pilot reactor has multiple heating modes when in use, and the material inside the reactor can be heated to different degrees to determine the optimal temperature of the material during processing, which is convenient for determining the reaction requirements of the product during subsequent formal production. An upper cover 6 is installed on the top of the outer shell 1, and the upper cover 6 seals the top of the reactor. A temperature detector and a display are also installed on the inner top of the upper cover 6. The temperature detector has a built-in pt100 temperature sensor, which can detect the temperature inside the reactor and display the temperature inside the reactor on the display, so that the staff can control the temperature inside the reactor.
[0030] Furthermore, if Figure 2-3 As shown, a first sealing ring 7 is fixedly connected to the lower surface of the upper cover 6, and the first sealing ring 7 is located on the outer side of the outer shell 1. A second sealing ring 8 is fixedly connected to the lower surface of the upper cover 6, and the second sealing ring 8 is located on the inner side of the inner tank 2. The first sealing ring 7 cooperates with the second sealing ring 8 to seal the gap between the outer shell 1, the inner tank 2 and the upper cover 6. An air duct 9 is fixedly connected to the top of the upper cover 6, and the bottom of the air duct 9 is located inside the cavity. The water vapor generated when the temperature of the clean water in the cavity rises can be discharged from the air duct 9. A counterweight 10 is movably connected to the top of the air duct 9. The counterweight 10 covers the air duct 9 so that the steam inside the cavity cannot be discharged in time, thereby increasing the air pressure inside the cavity, and then increasing the temperature in the cavity, so that the reactor can provide a higher reaction temperature and a higher insulation temperature for the internal material.
[0031] Furthermore, if Figure 1 As shown, a lock buckle 11 is installed on the side wall of the upper cover 6, and a card block 12 is fixedly connected to the outer surface of the shell 1. The position of the lock buckle 11 corresponds to the position of the card block 12. The upper cover 6 can be fixed to the top of the shell 1 through the lock buckle 11 and the card block 12.
[0032] In one embodiment, if Figure 2As shown, a first discharge pipe 13 is fixedly connected to the side wall of the inner tank 2, and one end of the first discharge pipe 13 away from the inner tank 2 extends to the outside of the outer shell 1. A first control valve is installed inside the first discharge pipe 13, and the reacted material in the inner tank 2 can be discharged through the first discharge pipe 13. A second discharge pipe 14 is fixedly connected to the bottom of the outer shell 1, and a second control valve is installed inside the second discharge pipe 14, and clean water inside the cavity can be discharged through the second discharge pipe 14.
[0033] Furthermore, Figure 2 As shown, a bracket 15 is installed on the outer surface of the shell 1, and the bracket 15 supports the shell 1 to facilitate the use of the reactor. A cross bar is fixedly connected inside the bracket 15, and a motor 16 is fixedly connected to the upper surface of the cross bar. A rotating shaft 17 is fixedly connected to the output end of the motor 16, and the end of the rotating shaft 17 away from the motor 16 extends to the inside of the inner tank 2. A stirring blade 18 is fixedly connected to the outer surface of the rotating shaft 17, and the stirring blade 18 is located inside the inner tank 2. The rotation of the rotating shaft 17 driven by the motor 16 can drive the stirring blade 18 to rotate, thereby stirring and mixing the materials in the inner tank 2. An isolation tube 19 is fixedly connected between the inner bottom of the shell 1 and the bottom of the inner tank 2, and the rotating shaft 17 is located inside the isolation tube 19. A sealing block 20 is installed between the rotating shaft 17 and the isolation tube 19. The sealing block 20 is a mechanical seal, which can prevent the material in the inner tank 2 from flowing out from the gap between the rotating shaft 17 and the isolation tube 19.
[0034] The working principle of the utility model is as follows: when in use, water is first injected into the cavity between the outer shell 1 and the inner tank 2, and then the first heating wire 4 is energized, and the first heating wire 4 heats the water. The heated water can heat and keep warm the reacting material in the inner tank 2, and the second heating wire 5 can also be directly energized, and the second heating wire 5 directly heats the reacting material in the inner tank 2. The pilot reactor has a variety of heating modes when in use, and can heat the material inside the reactor to different degrees to determine the optimal temperature of the material during processing, so as to facilitate the determination of the reaction requirements of the product in subsequent formal production.
[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 pilot reactor, comprising a housing (1), characterized in that: An inner liner (2) is installed inside the outer shell (1), a cavity is formed between the outer shell (1) and the inner liner (2), a connecting rod (3) is fixedly connected between the outer shell (1) and the inner liner (2), a first electric heating wire (4) is fixedly connected to the inner bottom of the outer shell (1), and a second electric heating wire (5) is fixedly connected to the inner wall of the inner liner (2), an upper cover (6) is installed on the top of the outer shell (1), a first sealing ring (7) is fixedly connected to the lower surface of the upper cover (6), the first sealing ring (7) is located on the outer side of the outer shell (1), a second sealing ring (8) is fixedly connected to the lower surface of the upper cover (6), and the second sealing ring (8) is located on the inner side of the inner liner (2), an air guide tube (9) is fixedly connected to the top of the upper cover (6), the bottom of the air guide tube (9) is located inside the cavity, and a counterweight (10) is movably connected to the top of the air guide tube (9).
2. A pilot reactor according to claim 1, characterized in that: A lock buckle (11) is installed on the side wall of the upper cover (6), and a clamping block (12) is fixedly connected to the outer surface of the housing (1), and the position of the lock buckle (11) corresponds to the position of the clamping block (12).
3. A pilot reactor according to claim 1, characterized in that: A first discharge pipe (13) is fixedly connected to the side wall of the inner container (2); one end of the first discharge pipe (13) away from the inner container (2) extends to the outside of the outer shell (1); and a first control valve is installed inside the first discharge pipe (13).
4. A pilot reactor according to claim 3, characterized in that: A second discharge pipe (14) is fixedly connected to the bottom of the housing (1), and a second control valve is installed inside the second discharge pipe (14).
5. A pilot reactor according to claim 4, characterized in that: A bracket (15) is installed on the outer surface of the housing (1), and a crossbar is fixedly connected inside the bracket (15).
6. A pilot reactor according to claim 5, characterized in that: The upper surface of the crossbar is fixedly connected to a motor (16), the output end of the motor (16) is fixedly connected to a rotating shaft (17), one end of the rotating shaft (17) away from the motor (16) extends to the interior of the inner pot (2), and the outer surface of the rotating shaft (17) is fixedly connected to a stirring blade (18), and the stirring blade (18) is located inside the inner pot (2).
7. A pilot reactor according to claim 6, characterized in that: An isolation tube (19) is fixedly connected between the inner bottom of the outer shell (1) and the bottom of the inner container (2); the rotating shaft (17) is located inside the isolation tube (19); and a sealing block (20) is installed between the rotating shaft (17) and the isolation tube (19).