CN-116674119-B - Ethylene bis stearamide refining production line and production process

CN116674119BCN 116674119 BCN116674119 BCN 116674119BCN-116674119-B

Abstract

The invention relates to a refining production line and a production process of ethylene bis stearamide. The device comprises cleaning equipment, primary drying equipment and secondary drying equipment, wherein the cleaning equipment comprises a cleaning box and a stirrer, a discharge opening is formed in the bottom of the cleaning box, filtering equipment is arranged at the bottom of the cleaning box, the primary drying equipment comprises a turnover table, a drying platform arranged on the turnover table and an electric heating assembly arranged in the turnover table, the secondary drying equipment comprises a receiving hopper, a conveying belt arranged below the receiving hopper and a heat radiation heating assembly arranged on a conveying belt path, the bottom of the receiving hopper is attached to the upper surface of the conveying belt, and a discharge notch is formed in the bottom of the receiving hopper and on one far side of the conveying belt. According to the invention, through redesigning the equipment structure in part of production and optimizing the layout, each production equipment is connected in series, so that the manpower and material resources spent on loading and unloading are reduced.

Inventors

Gong Chonggang
Dong Sulong

Assignees

浙江鑫斯特新材料有限公司

Dates

Publication Date: 20260508
Application Date: 20230413

Claims (7)

1. The refining production process of ethylene bis stearamide is characterized by adopting cleaning equipment to clean, wherein the cleaning equipment comprises a cleaning box and a stirrer, and a discharge port is arranged at the bottom of the cleaning box; the cleaning equipment also comprises filtering equipment; The cleaning equipment further comprises primary drying equipment, the primary drying equipment comprises a turnover table, a drying platform positioned on the turnover table, an electric heating assembly positioned in the turnover table, a base and a hydraulic cylinder rotationally connected to the base, the turnover table is rotationally connected to the base, a telescopic rod of the hydraulic cylinder is rotationally connected with the bottom of the turnover table, two screw rods and a motor for driving the screw rods to rotate are further arranged on the turnover table, a spreading device is rotationally assembled on the two screw rods at the same time, two spreading sheets are arranged on the spreading device, and the bottoms of the spreading sheets are in a zigzag shape; The cleaning equipment further comprises secondary drying equipment, wherein the secondary drying equipment comprises a receiving hopper, a conveying belt positioned below the receiving hopper and a heat radiation heating assembly positioned on a path of the conveying belt, the bottom of the receiving hopper is attached to the upper surface of the conveying belt, and a discharging gap is formed in the bottom of the receiving hopper and positioned on one side, far away from the conveying belt, of the conveying belt; The production process comprises the following steps: S1, filling all the mixture after the completion of the chemical combination reaction in a reaction kettle into a cleaning box, adding clear water into the cleaning box, controlling a stirrer to rotate and stir, stopping stirring for a period of time, standing for a period of time, discharging upper-layer wastewater, adding clear water again to repeat the steps at least twice, finally obtaining a mixture of the cleaned ethylene bis-stearamide and water, starting the stirrer again, and opening a discharge port to discharge ethylene bis-stearamide fluid; s2, guiding the ethylene bis stearamide fluid discharged from the S1 to a filtering device, filtering the ethylene bis stearamide fluid, and discharging redundant water; s3, pouring the wet ethylene bis stearamide particles obtained in the step S2 onto a drying platform of primary drying equipment, heating the drying platform through an electric heating assembly, driving a screw rod to rotate by a motor so as to realize reciprocating translation of a spreading device, enabling a spreading sheet to push materials on the drying platform back and forth, enabling the spreading sheet to uniformly spread the materials, and after a preset time is reached, enabling a turnover table to turn downwards to pour the ethylene bis stearamide particles on the turnover table; S4, pouring the ethylene bis stearamide particles obtained in the step S3 into a receiving hopper, outputting the ethylene bis stearamide particles in the receiving hopper along with a conveying belt from a discharging notch, heating the ethylene bis stearamide particles through a heat radiation heating assembly, and outputting the ethylene bis stearamide particles from the conveying belt.
2. The process for refining and producing ethylene bis stearamide according to claim 1, wherein an electromagnetic valve is arranged at the discharge port, a discharge pipe is connected between the discharge port and the filtering equipment, and pumping equipment is arranged on the discharge pipe.
3. The process for refining and producing ethylene bis stearamide according to claim 2, wherein a feed inlet, a water inlet and a motor are arranged on the upper side of the cleaning box, the motor is in transmission connection with a stirrer, and a drain pipe which extends upwards is further arranged at the bottom in the cleaning box.
4. A process for refining ethylene bis stearamide according to claim 3 wherein the filtration apparatus comprises a truss slide rail, a slide base slidably attached to the truss, a mounting bracket secured to the slide base, and a roll-over filter frame rotatably attached to the mounting bracket, the slide base being adapted to move the roll-over filter frame along the truss slide rail to a lower side of the discharge outlet of the discharge pipe and an upper side of the primary drying apparatus.
5. The process for refining and producing ethylene bis stearamide according to claim 4, wherein the turnover filter frame comprises a frame and a filter layer paved at the bottom of the frame.
6. The process for refining and producing ethylene bis stearamide according to claim 1, wherein a vibrator is arranged on the receiving hopper.
7. The process for refining and producing ethylene bis stearamide according to claim 1, wherein two baffle plates which are spaced from each other and are continuously distributed in an S shape are arranged on the conveyor belt, and the bottom of the receiving hopper is positioned between the two baffle plates.

Description

Ethylene bis stearamide refining production line and production process Technical Field The invention relates to an ethylene bis-stearamide production device, in particular to a refining production line and a production process of ethylene bis-stearamide. Background The ethylene bisstearamide production process comprises preparing raw materials including ethylene amine and stearamide; mixing ethylene amine and stearamide together, and feeding the mixture into a reaction kettle; adding a small amount of an acidic catalyst (e.g., copper sulfate or sodium sulfate; the method comprises the steps of heating the mixture in a reaction kettle to the reaction temperature (usually 60-80 ℃) for 3-5 hours, discharging the mixture after the reaction from the reaction kettle, cleaning and drying to obtain a finished product, wherein the preparation of ethylene bis-stearamide by the reaction kettle is a mature process at present, but the ethylene bis-stearamide produced by the reaction kettle is a mixture and needs to be refined. Disclosure of Invention The invention provides a refining production line and a production process of ethylene bis-stearamide, which solve the problem that equipment required by the production and refining of ethylene bis-stearamide in the prior art are mutually independent. The technical problems are mainly solved by the following technical scheme that the ethylene bis stearamide refining production line and the production process comprise cleaning equipment, wherein the cleaning equipment comprises a cleaning box and a stirrer, and a discharge port is arranged at the bottom of the cleaning box; A filtering device; The primary drying equipment comprises an overturning platform, a drying platform positioned on the overturning platform and an electric heating assembly positioned inside the overturning platform; The secondary drying equipment comprises a receiving hopper, a conveying belt positioned below the receiving hopper and a heat radiation heating assembly positioned on a path of the conveying belt, wherein the bottom of the receiving hopper is attached to the upper surface of the conveying belt, and a discharging gap is formed in the bottom of the receiving hopper and positioned on one side, far away from the conveying belt, of the conveying belt; The production process comprises the following steps: S1, filling all the mixture after the completion of the chemical combination reaction in a reaction kettle into a cleaning box, adding clear water into the cleaning box, controlling a stirrer to rotate and stir, stopping stirring for a period of time, standing for a period of time, discharging upper-layer wastewater, adding clear water again to repeat the steps at least twice, finally obtaining a mixture of the cleaned ethylene bis-stearamide and water, starting the stirrer again, and opening a discharge port to discharge ethylene bis-stearamide fluid; s2, guiding the ethylene bis stearamide fluid discharged from the S1 to a filtering device, filtering the ethylene bis stearamide fluid, and discharging redundant water; s3, pouring the wet ethylene bis stearamide particles obtained in the step S2 onto a drying platform of primary drying equipment, heating the drying platform through an electric heating assembly, and after the preset time is reached, overturning the overturning platform downwards to pour out the ethylene bis stearamide particles on the overturning platform; S4, pouring the ethylene bis stearamide particles obtained in the step S3 into a receiving hopper, outputting the ethylene bis stearamide particles in the receiving hopper along with a conveying belt from a discharging notch, heating the ethylene bis stearamide particles through a heat radiation heating assembly, and outputting the ethylene bis stearamide particles from the conveying belt. According to the invention, through redesigning the equipment structure in part of production and optimizing the layout, each production equipment is connected in series, so that the manpower and material resources spent on loading and unloading are reduced. Further, an electromagnetic valve is arranged at the discharge port, a discharge pipe is connected between the discharge port and the filtering equipment, and pumping equipment is arranged on the discharge pipe. Further, the upside of wasing the case is equipped with feed inlet, water inlet and motor, the motor is connected with the agitator transmission, the bottom of wasing the incasement still is equipped with the drain pipe that extends the setting up. Further, the filtering device comprises a truss sliding rail, a sliding seat which is connected to the truss in a sliding manner, a mounting frame which is fixed to the sliding seat, and a turnover filtering frame which is connected to the mounting frame in a rotating manner, wherein the sliding seat can move the turnover filtering frame to the lower side of the discharge outlet of the discharge pipe and the upper side of the primary d