Reaction kettle for preparing fenbutatin oxide
By designing a preparative reactor for benzyl tin with motor drive gears and staggered stirring rods, the problem of uneven reaction liquid in the existing reactor is solved, and a more efficient reaction rate and a safer working environment are achieved.
Patent Information
- Application Number
- CN202421091747.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2025-03-21
- Estimated Expiration
- 2034-05-17
AI Technical Summary
During the preparation process of the existing reaction kettle for benzyl tin, the reaction liquid cannot be mixed evenly, resulting in slow reaction speed and reducing the working efficiency of the reaction kettle.
A reaction kettle for preparation of benzyl tin was designed, and the gears and stirring rods were driven by a motor to rotate, so that the reactants could be mixed uniformly through the staggered stirring rods to speed up the reaction speed. At the same time, the reactor has a built-in activated carbon filter layer to adsorb harmful gases generated by the reaction and protect the safety of staff.
By uniformly mixing the reactants, the reaction speed is significantly accelerated, the working efficiency of the reactor is improved, and the activated carbon filter layer of the purification tank is effectively prevented from causing harm to the staff.
Smart Images
Figure CN222642008U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of fenbutatin preparation, in particular to a reaction kettle for fenbutatin preparation. Background Art
[0002] Phenbutatin is an organotin compound with the chemical formula C10H16Sn, which contains a phenyl group and a butyl group substituted tin atom. Phenbutatin is a colorless liquid with high stability and solubility. It has a wide range of application value. Phenbutatin can be used in organometallic chemistry, organic synthesis reactions and materials science. It can be added to various compounds as a catalyst, additive or mildewproof agent. In addition, due to its antibacterial and antifungal properties, fenbutatin is also widely used in the production of preservatives, wood preservatives, plastic materials and coatings.
[0003] However, in the process of preparing fenbutatin using the existing fenbutatin reactor, the reaction liquid cannot be mixed evenly, resulting in a slow reaction speed and reducing the working efficiency of the reactor. Utility Model Content
[0004] In order to solve the above technical problems, the utility model provides a reaction kettle for preparing phenylbutatin.
[0005] The utility model is implemented by the following technical scheme: a reactor for preparing phenylbutatin, comprising a reactor, an outer wall of the reactor is fixedly connected with a heating plate, a first liquid inlet is communicated with the top of the reactor, a second liquid inlet is communicated with the top of the reactor, a motor is fixedly connected with the top of the reactor, an output end of the motor passes through the top wall of the reactor and extends to the inside, a first gear is fixedly connected with the outer wall of the motor output end, a second gear is meshedly connected with the outer wall of the first gear, and a fixing frame is fixedly connected with the output end of the motor.
[0006] Through the above technical solution, different reactants can be added through the first liquid inlet and the second liquid inlet to prevent excessive accumulation of the same reactant.
[0007] As a further improvement of the above solution, two second gears are provided, and the second gears are symmetrically arranged with the first gear as the center. The motor is located at the central axis of the reactor, and the output end of the motor is located at the central axis of the fixed frame.
[0008] As a further improvement of the above scheme, a fixing rod is fixedly connected to the side of the second gear away from the motor, the outer wall of the fixing rod is rotatably connected to the inner wall of the fixing frame, the outer wall of the fixing rod is fixedly connected to a stirring rod, the inner wall of the reactor is fixedly connected to a temperature monitor, the side of the reactor away from the motor is connected to a liquid outlet, a placing table is fixedly connected to the bottom of the reactor, and a support column is fixedly connected to the side of the placing table away from the liquid outlet.
[0009] Through the above technical solution, the reactants in the solution can be better mixed by the staggered stirring rods, thereby accelerating the reaction speed.
[0010] As a further improvement of the above solution, two fixing rods are provided, and the fixing rods are symmetrically arranged around the center of the reactor, and a plurality of stirring rods are provided, and the stirring rods are staggered.
[0011] As a further improvement of the above scheme, an air outlet pipe is provided on one side of the reactor close to the motor, a connecting pipe is provided on one end of the air outlet pipe away from the reactor, a purification tank is provided on one end of the connecting pipe away from the air outlet pipe, an activated carbon filter layer is fixedly connected to the inner wall of the purification tank, an air outlet is provided on the right side of the purification tank, and a side of the purification tank away from the connecting pipe is fixedly connected to the top of the placement table.
[0012] Through the above technical solution, the harmful gas of benzene produced by the reaction can be adsorbed by the activated carbon filter layer to prevent harm to the workers.
[0013] As a further improvement of the above solution, the connecting pipe is located at the central axis of the purification tank, and the activated carbon filter layer is located above the air outlet.
[0014] Compared with the prior art, the beneficial effects of the present invention are:
[0015] The utility model drives the first gear and the fixed frame to rotate through a motor, the first gear drives the meshed second gear to rotate, the rotation of the second gear drives the fixed rod to rotate, the fixed rod drives the stirring rod to rotate, and the stirring rods are staggered, which increases the stirring density. At the same time, the fixed frame drives the fixed rod to rotate around the center of the reactor, and the stirring rods rotate around the center of the reactor while rotating on themselves, so that the reactants can be mixed more evenly and the reaction rate can be increased.
[0016] The utility model can prevent harmful gases such as benzene from being generated by the reaction and enter the purification tank through the gas outlet pipe and the connecting pipe. The activated carbon filter layer in the purification tank can absorb harmful substances such as benzene in the gas and then discharge them through the gas outlet, thereby preventing harmful gases from causing harm to the staff. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic diagram of the overall front structure of the utility model;
[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the reaction kettle of the utility model;
[0019] Figure 3 This is a schematic diagram of the structure of the stirring rod of the utility model;
[0020] Figure 4 This is a schematic diagram of the cross-sectional structure of the purification tank of the utility model.
[0021] Description of main symbols:
[0022] 1. Reactor; 2. Heating plate; 3. First liquid inlet; 4. Second liquid inlet; 5. Motor; 6. First gear; 7. Second gear; 8. Fixed frame; 9. Fixed rod; 10. Stirring rod; 11. Temperature monitor; 12. Liquid outlet; 13. Placement table; 14. Support column; 15. Air outlet pipe; 16. Connecting pipe; 17. Purification tank; 18. Activated carbon filter layer; 19. Air outlet. DETAILED DESCRIPTION
[0023] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.
[0024] Example:
[0025] Please combine Figure 1-4 A reactor for preparing phenylbutatin in this embodiment includes a reactor 1, a heating plate 2 is fixedly connected to the outer wall of the reactor 1, a first liquid inlet 3 is connected to the top of the reactor 1, a second liquid inlet 4 is connected to the top of the reactor 1, a motor 5 is fixedly connected to the top of the reactor 1, the output end of the motor 5 passes through the top wall of the reactor 1 and extends to the inside, a first gear 6 is fixedly connected to the outer wall of the output end of the motor 5, a second gear 7 is meshingly connected to the outer wall of the first gear 6, a fixing frame 8 is fixedly connected to the output end of the motor 5, two second gears 7 are provided, and the second gears 7 are symmetrically arranged with the first gear 6 as the center, the motor 5 is located at the central axis of the reactor 1, and the output end of the motor 5 is located at the central axis of the fixing frame 8.
[0026] A fixing rod 9 is fixedly connected to the side of the second gear 7 away from the motor 5, and the outer wall of the fixing rod 9 is rotatably connected to the inner wall of the fixing frame 8. A stirring rod 10 is fixedly connected to the outer wall of the fixing rod 9, and a temperature monitor 11 is fixedly connected to the inner wall of the reactor 1. A liquid outlet 12 is provided on the side of the reactor 1 away from the motor 5, a placing table 13 is fixedly connected to the bottom of the reactor 1, and a support column 14 is fixedly connected to the side of the placing table 13 away from the liquid outlet 12. Two fixing rods 9 are provided, and the fixing rods 9 are symmetrically arranged around the center of the reactor 1. A plurality of stirring rods 10 are provided, and the stirring rods 10 are staggered.
[0027] An air outlet pipe 15 is connected to one side of the reactor 1 close to the motor 5, a connecting pipe 16 is connected to one end of the air outlet pipe 15 away from the reactor 1, a purification tank 17 is connected to one end of the connecting pipe 16 away from the air outlet pipe 15, an activated carbon filter layer 18 is fixedly connected to the inner wall of the purification tank 17, an air outlet 19 is opened on the right side of the purification tank 17, a side of the purification tank 17 away from the connecting pipe 16 is fixedly connected to the top of the placement table 13, the connecting pipe 16 is located at the central axis of the purification tank 17, and the activated carbon filter layer 18 is located above the air outlet 19.
[0028] The implementation principle of a phenylbutatin preparation reactor in the embodiment of the present application is as follows: reactants are continuously added through the first liquid inlet 3 and the second liquid inlet 4, the temperature of the heating plate 2 is set, and the motor 5 and the heating plate are started at the same time. The heating plate 2 heats the reactor 1 to make the temperature in the reactor 1 at the optimal reaction temperature. The temperature monitor 11 monitors the temperature in the reactor 1 to prevent the temperature from being higher or lower than the optimal reaction temperature, resulting in a decrease in the reaction speed. The motor 5 drives the first gear 6 and the fixed frame 8 to rotate, the first gear 6 drives the meshed second gear 7 to rotate, and the rotation of the second gear 7 drives the fixed rod 9 to rotate. The fixed rod 9 drives the stirring rod 10 to rotate, and the stirring rod 10 is staggered to increase the density of stirring. At the same time, the fixed frame 8 drives the fixed rod 9 to rotate around the center of the reactor 1, and the stirring rod rotates around the center of the reactor 1 while rotating. The reactants can be mixed more evenly and the reaction rate can be increased. At the same time, harmful gases such as benzene produced by the reaction will enter the purification tank 17 through the outlet pipe 15 and the connecting pipe 16. The activated carbon filter layer 18 in the purification tank 17 will absorb harmful substances such as benzene in the gas, and then discharge them through the outlet 19, which can prevent harmful gases from causing harm to the staff.
[0029] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.
Claims
1. A reaction kettle for preparing fenbutatin, characterized in that: The invention comprises a reactor (1), wherein the outer wall of the reactor (1) is fixedly connected to a heating plate (2), the top of the reactor (1) is connected to a first liquid inlet (3), the top of the reactor (1) is connected to a second liquid inlet (4), the top of the reactor (1) is fixedly connected to a motor (5), the output end of the motor (5) passes through the top wall of the reactor (1) and extends to the inside, the outer wall of the output end of the motor (5) is fixedly connected to a first gear (6), the outer wall of the first gear (6) is meshingly connected to a second gear (7), and the output end of the motor (5) is fixedly connected to a fixing frame (8); two second gears (7) are provided, and the second gears (7) are symmetrically arranged with the first gear (6) as the center, the motor (5) is located at the central axis of the reactor (1), and the output end of the motor (5) is fixedly connected to the first gear (6). The end is located at the central axis of the fixed frame (8); a fixed rod (9) is fixedly connected to the side of the second gear (7) away from the motor (5); the outer wall of the fixed rod (9) is rotatably connected to the inner wall of the fixed frame (8); the outer wall of the fixed rod (9) is fixedly connected to a stirring rod (10); the inner wall of the reactor (1) is fixedly connected to a temperature monitor (11); the side of the reactor (1) away from the motor (5) is connected to a liquid outlet (12); a placement platform (13) is fixedly connected to the bottom of the reactor (1); a support column (14) is fixedly connected to the side of the placement platform (13) away from the liquid outlet (12); two fixed rods (9) are provided, and the fixed rods (9) are symmetrically arranged around the center of the reactor (1); a plurality of stirring rods (10) are provided, and the stirring rods (10) are staggered.
2. A reaction kettle for preparing fenbutatin as claimed in claim 1, characterized in that: The reactor (1) is provided with an air outlet pipe (15) at one side close to the motor (5), and a connecting pipe (16) is provided at one end of the air outlet pipe (15) away from the reactor (1). A purification tank (17) is provided at one end of the connecting pipe (16) away from the air outlet pipe (15). An activated carbon filter layer (18) is fixedly connected to the inner wall of the purification tank (17). An air outlet (19) is provided on the right side of the purification tank (17). The side of the purification tank (17) away from the connecting pipe (16) is fixedly connected to the top of the placement table (13).
3. A reaction kettle for preparing fenbutatin as claimed in claim 2, characterized in that: The connecting pipe (16) is located at the central axis of the purification tank (17), and the activated carbon filter layer (18) is located above the air outlet (19).