Hydrophobic emulsion polymerization reaction device for multilayer composite board

Abstract

The utility model discloses a hydrophobic emulsion polymerization reaction device for a multilayer composite board, and relates to the technical field of synthesis of reaction kettles, the hydrophobic emulsion polymerization reaction device comprises a polymerization kettle, an initiator tank and an emulsification tank, a double-layer stirring blade is rotatably connected in an inner cavity of the polymerization kettle, and a temperature sensor is mounted on the left side of the inner cavity of the polymerization kettle; a liquid level sensor is mounted on the right side of the inner cavity of the polymerization kettle, and driving assemblies are mounted at the tops of the emulsification tank and the initiator tank. According to the hydrophobic emulsion polymerization reaction device for the multi-layer composite board, due to the arrangement of the double-layer stirring blades, different production requirements of emulsion polymerization are met, the applicability is high, the device is easy and convenient to operate and convenient to clean and maintain, the labor cost can be effectively saved, and the production efficiency is improved. And meanwhile, the device can meet the requirement of stirring high-viscosity emulsion, and the cooling coil is arranged, so that the polymerization kettle can be subjected to reaction cooling treatment, and the normal polymerization temperature of the reaction can be maintained.

Description

Technical Field

[0001] The utility model relates to the technical field of synthesis of reaction kettles, in particular to a hydrophobic emulsion polymerization reaction device for multi-layer composite plates. Background Art

[0002] Reactors are containers for physical or chemical reactions. Reactors can be classified into carbon steel reactors, stainless steel reactors and glass-lined reactors based on their material selection. They are widely used in production users such as petroleum, chemical, rubber, pesticide, dye, medicine, food, and various scientific research projects. The working principle of the reactor is to use a motor to drive the stirring shaft to stir the reactants to make them react fully to obtain the required substances.

[0003] When producing emulsions, most reaction devices used for emulsion production have high production costs and high labor costs, resulting in low cost-effectiveness of the produced emulsions, which affects the overall profit.

[0004] Therefore, it is necessary to propose a hydrophobic emulsion polymerization reaction device for multi-layer composite panels to solve the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a hydrophobic emulsion polymerization reaction device for multi-layer composite panels, which can effectively solve the problems in the background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A hydrophobic emulsion polymerization reaction device for multi-layer composite panels includes a polymerization kettle, an initiator tank, and an emulsification tank. A double-layer stirring blade is rotatably connected in the inner cavity of the polymerization kettle. A temperature sensor is installed on the left side of the inner cavity of the polymerization kettle, and a liquid level sensor is installed on the right side of the inner cavity of the polymerization kettle. Drive components are installed on the top of the emulsification tank and the initiator tank.

[0008] Preferably, an explosion-proof window is installed on the front of the polymerization kettle, a discharge pipe is installed on the left side of the polymerization kettle, a first feed pipe is installed on the right side of the polymerization kettle, the outer walls of the discharge pipe and the first feed pipe are flange-connected with solenoid valves, and a safety discharge device is installed at the bottom of the polymerization kettle.

[0009] Preferably, a servo motor and a reducer are installed on the top of the polymerization kettle, the bottom of the servo motor is installed on the top of the double-layer stirring blade through a first rotating shaft, and a cooling coil is installed on the outer wall of the polymerization kettle.

[0010] Preferably, the bottoms of the emulsification tank and the initiator tank are both connected to a first feed pipe, the outer walls of the two first feed pipes are flange-connected to a flow pump, and the bottoms of the two first feed pipes are installed on both sides of the top of the polymerization kettle and communicate with its inner cavity.

[0011] Preferably, a stirring pile is rotatably connected in the inner cavity of the initiator tank and the emulsification tank, a second feed pipe is installed on the back of the top of the initiator tank and the emulsification tank, an exhaust pipe is installed on the front of the top of the initiator tank and the emulsification tank, and the outer walls of the second feed pipe and the exhaust pipe are flange-connected with a sealing valve.

[0012] Preferably, a belt is installed in the inner cavity of the drive assembly, pulleys are symmetrically installed on both sides of the belt inner cavity, the bottoms of the two pulleys are symmetrically installed on the tops of two mixing piles, a rotating motor is installed on the right side of the top of the drive assembly, and the bottom of the rotating motor is installed on the top of the right pulley through a second rotating shaft. Beneficial effects

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The hydrophobic emulsion polymerization reaction device for multi-layer composite panels has great applicability for meeting different production needs of emulsion polymerization through the double-layer stirring blades. The device is easy to operate, easy to clean and maintain, and can effectively save labor costs. At the same time, the device can meet the needs of stirring emulsions with high viscosity. The cooling coil can be used to cool the polymerization kettle to maintain the normal polymerization temperature.

[0015] 2. The hydrophobic emulsion polymerization reaction device for multi-layer composite panels can observe the working conditions of the inner cavity of the polymerization kettle through the explosion-proof window, and is convenient for cleaning and maintenance of the inner cavity of the polymerization kettle. The set discharge pipe and the first feed pipe facilitate the loading and unloading of materials during operation. The set temperature sensor can monitor the temperature of the polymerization kettle during operation. The set liquid level sensor can monitor the liquid level in the inner cavity of the polymerization kettle, so that the status of the polymerization kettle can be observed at all times.

[0016] 3. The hydrophobic emulsion polymerization reaction device for the multi-layer composite board can drive the pulley on the right to rotate by starting the rotating motor. The pulley on the right can then drive the pulley on the left to rotate through the belt, thereby simultaneously driving the two stirring piles to rotate in the inner cavity of the initiator tank and the emulsification tank. At this time, the materials in the inner cavity of the initiator tank and the emulsification tank can be stirred, which is convenient for the subsequent feeding of the polymerization kettle. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a structural diagram of the front side of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the polymerization kettle of the utility model;

[0019] Figure 3 It is a structural diagram of the drive assembly of the utility model.

[0020] In the figure: 1. Polymerization kettle; 2. Cooling coil; 3. Double-layer stirring blade; 4. Initiator tank; 5. Emulsification tank; 6. Servo motor; 7. Discharge pipe; 8. First feed pipe; 9. Discharge pipe; 10. Temperature sensor; 11. Liquid level sensor; 12. Safety relief device; 13. Explosion-proof window; 14. Mixing pile; 15. Sealing disk; 16. Second feed pipe; 17. Exhaust pipe; 18. Drive assembly; 19. Pulley; 20. Belt; 21. Rotating motor. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] like Figure 1-Figure 3As shown, a hydrophobic emulsion polymerization reaction device for multi-layer composite panels includes a polymerization kettle 1, an initiator tank 4, and an emulsification tank 5. A double-layer stirring blade 3 is rotatably connected in the inner cavity of the polymerization kettle 1, a temperature sensor 10 is installed on the left side of the inner cavity of the polymerization kettle 1, and a liquid level sensor 11 is installed on the right side of the inner cavity of the polymerization kettle 1. A driving assembly 18 is installed on the top of the emulsification tank 5 and the initiator tank 4, and an explosion-proof window 13 is installed on the front of the polymerization kettle 1. A discharge pipe 7 is installed on the left side of the polymerization kettle 1, and a first feed pipe 8 is installed on the right side of the polymerization kettle 1. The outer walls of the discharge pipe 7 and the first feed pipe 8 are flange-connected with an electromagnetic valve, a safety discharge device 12 is installed at the bottom of the polymerization kettle 1, a servo motor 6 and a reducer are installed on the top of the polymerization kettle 1, and the bottom of the servo motor 6 is installed on the top of the double-layer stirring blade 3 through a first rotating shaft. A cooling coil 2 is installed on the outer wall of the polymerization kettle 1, and the emulsification tank 5 and the initiator are connected to the top of the double-layer stirring blade 3. The bottom of the initiator tank 4 is connected to a first feed pipe 8, the outer walls of the two first feed pipes 8 are flange-connected to a flow pump, the bottoms of the two first feed pipes 8 are installed on both sides of the top of the polymerization kettle 1 and communicate with its inner cavity, the inner cavities of the initiator tank 4 and the emulsification tank 5 are rotatably connected with a stirring pile 14, the back of the top of the initiator tank 4 and the emulsification tank 5 is installed with a second feed pipe 16, the front of the top of the initiator tank 4 and the emulsification tank 5 is installed with an exhaust pipe 17, the outer walls of the second feed pipe 16 and the exhaust pipe 17 are flange-connected with a sealing valve, a belt 20 is installed in the inner cavity of the drive assembly 18, pulleys 19 are symmetrically installed on both sides of the inner cavity of the belt 20, the bottoms of the two pulleys 19 are symmetrically installed on the tops of the two stirring piles 14, a rotating motor 21 is installed on the right side of the top of the drive assembly 18, and the bottom of the rotating motor 21 is installed on the top of the right pulley 19 through a second rotating shaft;

[0023] The double-layer stirring blade 3 is provided to meet different production needs of emulsion polymerization and has great applicability. The device is easy to operate, easy to clean and maintain, and can effectively save labor costs. At the same time, the device can meet the needs of stirring emulsions with high viscosity. The cooling coil 2 is provided to cool the polymerization kettle 1 to maintain the normal polymerization temperature of the reaction. The explosion-proof window 13 is provided to observe the working conditions of the inner cavity of the polymerization kettle 1, and it is convenient to clean and maintain the inner cavity of the polymerization kettle 1. The discharge pipe 7 and the first feed pipe 8 are provided to facilitate the feeding and discharging of materials during work. The temperature sensor 10 can monitor the temperature of the polymerization kettle 1 when it is working. The liquid level sensor 11 is set to monitor the liquid level in the inner cavity of the polymerization kettle 1, so that the status of the polymerization kettle 1 can be observed at all times. By starting the set rotating motor 21, the pulley 19 on the right can be driven to rotate. The pulley 19 on the right can then drive the pulley 19 on the left to rotate through the belt 20, so that the two stirring piles 14 can be driven to rotate in the inner cavity of the initiator tank 4 and the emulsification tank 5 at the same time. At this time, the materials in the inner cavity of the initiator tank 4 and the emulsification tank 5 can be stirred, which is convenient for the subsequent feeding process of the polymerization kettle 1.

[0024] It should be noted that the present invention is a hydrophobic emulsion polymerization reaction device for multi-layer composite panels. During use, an emulsion is prepared in an emulsification tank 5, water is added, stirring is started, an emulsifier is added, stirring for 15 minutes, monomers and water-resistant functional monomers are added, and stirring is continued for 45 minutes until emulsification is complete. Water is added to an initiator tank 4, stirring is started, and an initiator is added, stirring for 30 minutes until completely dissolved. Bottom water is added to a polymerization kettle 1, stirring is started, the temperature is raised, and a bottom emulsifier is added. When the temperature reaches the reaction temperature, the bottom initiator is added. After two minutes, the emulsion and initiator are added dropwise. The cooling coil 2 is used to cool the reaction to maintain a normal reaction temperature. The polymerization kettle 1 is then kept warm for one hour. This is the process for the polymerization reaction of the hydrophobic emulsion. A temperature sensor 10 monitors temperature fluctuations in real time. Flow pumps in the initiator tank 4 and the emulsification tank 5 ensure that the feed rate is normal. An explosion-proof window 13 in the polymerization kettle 1 allows for real-time observation of the reaction status and adjustment of the stirring speed.

[0025] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A hydrophobic emulsion polymerization reaction device for multi-layer composite panels, comprising a polymerization kettle (1), an initiator tank (4), and an emulsification tank (5), characterized in that: A double-layer stirring blade (3) is rotatably connected in the inner cavity of the polymerization kettle (1), a temperature sensor (10) is installed on the left side of the inner cavity of the polymerization kettle (1), a liquid level sensor (11) is installed on the right side of the inner cavity of the polymerization kettle (1), and a driving component (18) is installed on the top of the emulsification tank (5) and the initiator tank (4).

2. The hydrophobic emulsion polymerization reaction device for multi-layer composite panels according to claim 1, characterized in that: An explosion-proof window (13) is installed on the front of the polymerization kettle (1), a discharge pipe (7) is installed on the left side of the polymerization kettle (1), and a first feed pipe (8) is installed on the right side of the polymerization kettle (1). The outer walls of the discharge pipe (7) and the first feed pipe (8) are flange-connected to electromagnetic valves, and a safety relief device (12) is installed at the bottom of the polymerization kettle (1).

3. The hydrophobic emulsion polymerization reaction device for multi-layer composite panels according to claim 1, characterized in that: A servo motor (6) and a reducer are installed on the top of the polymerization kettle (1); the bottom of the servo motor (6) is installed on the top of the double-layer stirring blade (3) via a first rotating shaft; and a cooling coil (2) is installed on the outer wall of the polymerization kettle (1).

4. The hydrophobic emulsion polymerization device for multi-layer composite panels according to claim 1, characterized in that: The bottoms of the emulsification tank (5) and the initiator tank (4) are both connected to a first feed pipe (8), the outer walls of the two first feed pipes (8) are flange-connected to a flow pump, and the bottoms of the two first feed pipes (8) are both installed on both sides of the top of the polymerization kettle (1) and communicate with its inner cavity.

5. The hydrophobic emulsion polymerization device for multi-layer composite panels according to claim 1, characterized in that: A stirring pile (14) is rotatably connected in the inner cavity of the initiator tank (4) and the emulsification tank (5), a second feed pipe (16) is installed on the back of the top of the initiator tank (4) and the emulsification tank (5), an exhaust pipe (17) is installed on the front of the top of the initiator tank (4) and the emulsification tank (5), and the outer walls of the second feed pipe (16) and the exhaust pipe (17) are flange-connected with a sealing valve.

6. The hydrophobic emulsion polymerization device for multi-layer composite panels according to claim 1, characterized in that: A belt (20) is installed in the inner cavity of the driving component (18), pulleys (19) are symmetrically installed on both sides of the inner cavity of the belt (20), the bottoms of the two pulleys (19) are symmetrically installed on the tops of the two stirring piles (14), and a rotating motor (21) is installed on the right side of the top of the driving component (18), and the bottom of the rotating motor (21) is installed on the top of the right pulley (19) through a second rotating shaft.

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