CN-224221347-U - Phenolic resin synthesizes with miniature reation kettle

CN224221347UCN 224221347 UCN224221347 UCN 224221347UCN-224221347-U

Abstract

The utility model belongs to the technical field of reaction kettles and discloses a miniature reaction kettle for synthesizing phenolic resin, which comprises a reaction kettle body, wherein a stirring shaft is arranged in the reaction kettle body, stirring blades inclining downwards are arranged on the stirring shaft, a first jacket assembly and a second jacket assembly are respectively arranged on the upper half part and the lower half part of the reaction kettle body, the first jacket assembly surrounds the outer side of the upper half part of the reaction kettle in a ring shape, the second jacket assembly surrounds the outer side and the bottom of the lower half part of the reaction kettle body in a U shape, holes are respectively formed in one side of the top and the bottom of the reaction kettle body and are hermetically connected with a temperature measuring assembly, and the temperature measuring assembly, the first jacket assembly and the second jacket assembly are connected with temperature control terminals.

Inventors

ZHAO DONGLIANG
SUN ZHIMING
JIAO HAILIANG
ZHANG WENCHAO
ZHU CHENGUANG

Assignees

义马瑞能化工有限公司

Dates

Publication Date: 20260512
Application Date: 20250521

Claims (8)

1. A miniature reaction kettle for synthesizing phenolic resin comprises a reaction kettle body, wherein a discharging component is arranged at the lower part of the reaction kettle body, a feeding component is arranged on one side of the top of the reaction kettle body, a driving component is arranged in the middle of the upper end of the reaction kettle body in a sealing mode, the miniature reaction kettle is characterized in that a hole is formed in the center of the top of the reaction kettle body, a stirring shaft is arranged in the center of the inside of the reaction kettle body and penetrates through the hole in the top of the reaction kettle body to be connected with the driving component, a stirring blade which is inclined downwards is arranged at the upper part of the stirring shaft, an annular stirring blade is arranged at the bottom of the stirring shaft, a first jacket component and a second jacket component are respectively arranged at the upper half part and the lower half part of the reaction kettle body, the first jacket component surrounds the outer side of the upper half part of the reaction kettle in an annular mode, the second jacket component surrounds the outer side and the bottom of the lower half part of the reaction kettle body in a U-shaped mode, the bottom of the second jacket component is provided with a hole, the periphery of the hole is in sealing connection with the reaction kettle body, the discharging component penetrates through the hole, one side of the top of the reaction kettle body and the bottom of the reaction kettle body is respectively provided with the hole and is in sealing connection with a temperature measuring component, and the temperature measuring component, the first jacket component and the second temperature control component are connected with a temperature control terminal.
2. The miniature reaction kettle for synthesizing phenolic resin according to claim 1, wherein the first jacket assembly comprises a jacket a arranged on the upper outer half part of the reaction kettle body, the jacket a surrounds the outer side of the upper half part of the reaction kettle body in a ring shape, a liquid inlet a is arranged at the lower part of the side edge of the jacket a, a liquid outlet a is arranged at the upper part of the side edge of the jacket a, flow control valves a are arranged at the liquid inlet a and the liquid outlet a, the liquid inlet a and the liquid outlet a are connected with a high-temperature and low-temperature integrated machine a, and the high-temperature and low-temperature integrated machine a is connected with a temperature control terminal.
3. The miniature reaction kettle for synthesizing phenolic resin according to claim 1, wherein the second jacket assembly comprises a jacket b arranged at the lower half part of the reaction kettle body, the jacket b surrounds the outer side and the bottom of the lower half part of the reaction kettle body in a U shape, a hole which is in sealing connection with the reaction kettle body is arranged at the bottom of the jacket b and corresponds to the discharging assembly, a liquid inlet b is arranged at the lower part of the side edge of the jacket b, a liquid outlet b is arranged at the upper part of the side edge of the jacket b, flow control valves b are arranged at the liquid inlet b and the liquid outlet b, the liquid inlet b and the liquid outlet b are connected with a high-temperature and low-temperature integrated machine b, and the high-temperature and low-temperature integrated machine b is connected with a temperature control terminal.
4. The miniature reaction kettle for synthesizing phenolic resin according to claim 1, wherein the temperature measuring component comprises a sleeve a and a sleeve b, the sleeve a is arranged in the reaction kettle body and is in sealing connection with a hole formed in one side of the top of the reaction kettle body, the sleeve b is arranged in the reaction kettle body and is in sealing connection with a hole formed in one side of the bottom of the reaction kettle body, neither the sleeve a nor the sleeve b is arranged in the rotation range of the stirring blade, the temperature sensor a and the temperature sensor b are respectively arranged in the sleeve a and the sleeve b and are fixed through clamping grooves and clamping rings, and the temperature sensor a and the temperature sensor b are connected with the temperature control terminal.
5. The micro-reactor for synthesizing phenolic resin according to claim 1, wherein the discharging assembly comprises a discharging pipe communicated with the bottom of the reactor body, a discharging valve is arranged on the discharging pipe, and a sealing plug is arranged at the bottom of the discharging pipe.
6. The micro-reactor for synthesizing phenolic resin according to claim 1, wherein the feeding assembly comprises a feeding pipe communicated with one side of the top of the reactor body, and a cover is arranged on the feeding pipe.
7. The miniature reaction kettle for synthesizing phenolic resin according to claim 1, wherein the driving assembly comprises a driving motor, the driving motor is fixedly arranged at the upper end of the reaction kettle body through a bracket, the bracket is fixedly connected with the top of the reaction kettle body, the output end of the driving motor is connected with a coupler, and the coupler is connected with a stirring shaft.
8. The micro-reactor for synthesizing phenolic resin according to claim 1, wherein the stirring blade is inclined downward at an angle of 2-8 °.

Description

Phenolic resin synthesizes with miniature reation kettle Technical Field The utility model belongs to the technical field of reaction kettles, and particularly relates to a miniature reaction kettle for phenolic resin synthesis. Background The reaction kettle is a device for chemical reaction, and can make materials undergo the processes of mixing, reaction and the like under the conditions of set temperature, pressure and the like. The industrial reaction kettle is generally used for large-scale industrial production, has large volume and high capacity, is often stronger in material and structural strength, can bear more complex industrial environment and continuous operation for a long time, is also often matched with large-scale production in terms of stirring, heating and other systems so as to meet the requirements of industrial production on efficiency and yield, is mainly used for small-scale scenes such as scientific research and experiments, has small volume and small capacity, is more focused on flexibility and accuracy, is convenient for scientific researchers to quickly adjust reaction conditions for experimental exploration, is also more focused on materials and structures to meet the requirements of diversified and small-batch experiments, is convenient for operation and maintenance in limited space of a laboratory, and is also easier for realizing fine control of a matched control system so as to meet the strict requirements of experiments on accurate control of parameters. When preparing phenolic resin, the reaction temperature influences the synthesis efficiency and the final performance of the phenolic resin in an omnibearing way by regulating and controlling polymerization dynamics, molecular structure evolution and crosslinking behavior, when preparing the phenolic resin by utilizing a micro reaction kettle in a laboratory, the situation that the temperature difference exists between the upper layer temperature and the lower layer temperature of the phenolic resin can occur due to uneven stirring, insufficient heat transfer and the like of the phenolic resin, but the material in the reaction kettle cannot be flexibly regulated according to the temperature difference between the upper layer temperature and the lower layer temperature due to the fact that the material in the reaction kettle is heated in a whole manner, so that the synthesis efficiency and the final performance of the phenolic resin are finally influenced, and an experiment personnel is required to carry out multiple experiments and adjustment to obtain proper results, so that the experiment efficiency is reduced. Disclosure of utility model The utility model aims to solve the technical problems, and provides the miniature reaction kettle for synthesizing the phenolic resin, which has the advantages of simple structure and convenience in use, and can independently adjust the temperatures of the upper part and the lower part of the reaction kettle according to actual conditions, thereby improving experimental efficiency. The miniature reaction kettle for synthesizing the phenolic resin comprises a reaction kettle body, wherein a discharging component is arranged at the lower part of the reaction kettle body, a feeding component is arranged on one side of the top of the reaction kettle body, a driving component is connected in a sealing mode at the middle position of the upper end of the reaction kettle body, a hole is formed in the center of the top of the reaction kettle body, a stirring shaft is arranged at the center of the inside of the reaction kettle body and penetrates through the hole in the top of the reaction kettle body to be connected with the driving component, a downward-inclined stirring blade is arranged at the upper part of the stirring shaft, an annular stirring blade is arranged at the bottom of the stirring shaft, the top of the annular stirring blade is inclined downward, a first jacket component and a second jacket component are respectively arranged at the upper half part and the lower half part of the reaction kettle body, the first jacket component surrounds the outer side of the upper half part of the reaction kettle in an annular mode, the second jacket component surrounds the outer side and the bottom of the lower half part of the reaction kettle body in a U shape, a hole is formed in the position corresponding to the bottom of the second jacket component, the periphery of the hole is connected with the reaction kettle body in a sealing mode, the discharging component penetrates through the hole, the hole is formed in one side of the top and the bottom of the reaction kettle body is respectively, the hole is connected with a temperature measuring component in a sealing mode, and the temperature measuring component is connected with the temperature control jacket component, the temperature measuring component and the temperature control jacket component and the temperature control component are res