阅读说明：本技术 一种首创智能环保连续制皂方法 (Pioneering intelligent environment-friendly continuous soap making method ) 是由 刘大忠 吕小敏 于 2021-07-01 设计创作，主要内容包括：本发明公开了一种首创智能环保连续制皂方法,利用质量流量计和气动薄膜阀组成计量系统,准确计量需要添加的动植物油、液碱、工艺水以及盐水的剂量,没有过量物质产生,因此不需要大量的水来缓冲和洗涤,所以在生产过程中不排出废水,更加绿色环保,能够确保反应连续高效进行,并且产出的产品质量稳定,并由于涡轮分散混合器高速剪切乳化形成巨大的反应面积,能够增加化学反应接触面积,加快反应速度。(The invention discloses an intelligent environment-friendly continuous soap making method, which utilizes a mass flow meter and a pneumatic membrane valve to form a metering system, accurately meters the dosages of animal and vegetable oil, liquid caustic soda, process water and saline water which need to be added, does not generate excessive substances, does not need a large amount of water for buffering and washing, does not discharge waste water in the production process, is more environment-friendly, can ensure that the reaction is continuously and efficiently carried out, and the quality of the produced product is stable.)

1. An innovative intelligent environment-friendly continuous soap making method is characterized by comprising the following steps:

step one, preparing animal and vegetable oil and fat: mixing animal fat and vegetable fat in a ratio of 1:1, and removing welding slag in a pipeline and impurities dropped in the production process through a filter to obtain pure animal fat and vegetable fat;

step two, preparing liquid caustic soda: removing welding slag in a pipeline and impurities dropped in the production process by using liquid caustic soda with the concentration of 32% through a filter to obtain pure liquid caustic soda;

step three, preparing residual substances: removing welding slag in the pipeline and impurities dropped in the production process by passing the process water and the brine through a filter to obtain pure process water and brine;

step four, after the grease obtained in the step one, the liquid caustic soda obtained in the step two and the process water and the saline water obtained in the step three are accurately measured through a measuring system respectively, a required dosage is extracted and conveyed into a turbine dispersing mixer, and then liquid soap is added to serve as an emulsification isolation inducer;

step five, saponification reaction: the animal and vegetable oil, the liquid alkali, the process water, the brine and the inducer added in the steps react rapidly under the action of the turbine dispersing mixer to form a soap base, and the soap base automatically enters the saponification finishing tower under the dual actions of the turbine dispersing mixer and the reaction pressure to balance the reaction pressure;

step six, soap forming: the saponification finishing tower is provided with an atmospheric pressure balance pipe, so that external kinetic energy is not needed, when the atmospheric pressure in the finishing tower exceeds one atmospheric pressure, the liquid soap automatically flows into the finished product soap storage tank, and the liquid soap base is directly connected into a vacuum drying system after being led out from the soap storage pot, so that the water in the evaporation part of the liquid soap base is changed into solid soap flakes.

2. The original intelligent environment-friendly continuous soap making method according to claim 1, characterized in that: in the animal and vegetable oil in the step I, the animal oil is lard or adeps bovis seu Bubali, the vegetable oil is palm oil or coconut oil, and the addition amount of the animal and vegetable oil is equal to 61% +/-1% of the final amount.

3. The original intelligent environment-friendly continuous soap making method according to claim 1, characterized in that: the liquid caustic soda in the second step is 32 ℃ ionic membrane NaOH solution, and the addition amount is equal to 31% +/-1% of the final dose.

4. The original intelligent environment-friendly continuous soap making method according to claim 1, characterized in that: the process water in the third step is deionized water, the brine is saturated brine at 20 ℃, and the adding ratio of the process water to the brine is 1:1, the total additive amount of process water mixed with brine equals 8% ± 1% of the final dose.

5. The original intelligent environment-friendly continuous soap making method according to claim 1, characterized in that: the filter adopted in the first step or the second step or the third step is a stainless steel filter, and a filter screen in the filter is 200 meshes.

6. The original intelligent environment-friendly continuous soap making method according to claim 1, characterized in that: the metering system mentioned in the fourth step is composed of a mass flow meter with the precision of 0.1%, a pneumatic membrane valve and a feedback device.

7. The original intelligent environment-friendly continuous soap making method according to claim 1, characterized in that: and the turbine dispersing mixer in the fourth step keeps the temperature of the turbine dispersing mixer at 70 ℃ all the time through a heat preservation device, and the pressure in the turbine dispersing mixer can reach 0.8 MPa.

8. The original intelligent environment-friendly continuous soap making method according to claim 1, characterized in that: in the fourth step, the liquid soap is the soap base in the saponification finishing tower and is conveyed to the turbine dispersing mixer through a pipeline, the outlet of the turbine dispersing mixer is connected with the inlet of the saponification finishing tower, so that the liquid soap is internally circulated between the turbine disperser and the saponification finishing tower, and the total amount of the circulated soap base is 2-3 times of the final yield.

Technical Field

The invention belongs to the technical field of chemical preparation, and particularly relates to an original intelligent environment-friendly continuous soap making method.

Background

There are two current soap base manufacturing methods, one is a cauldron soap boiling method and the other is a hydrolysis distillation fatty acid neutralization method, wherein: the cauldron boiling soap method, it takes 71-96 hours, and need experienced technical staff to operate, and need a large amount of steam in the course, the energy consumption is large, will produce the chemical waste water (comprising salt, alkali, etc.), wherein the discharge ratio of the waste water is one to one, namely need to discharge 1 ton of waste water for making 1 ton of soap, the waste water needs to discharge after disposing; the coal consumption was 1: 0.316, namely, 316kg of coal is consumed for preparing 1 ton of soap, and moreover, the large-pot soap boiling method is extensive production, the proportion of various raw materials is dependent on experience during production, and the waste of the raw materials is easy to generate.

The hydrolysis distillation fatty acid neutralization method needs high-temperature high-pressure steam in the production process, is dangerous in production environment, generates a large amount of chemical wastewater in the production process during hydrolysis, consumes a large amount of heat energy to gasify the fatty acid during distillation, and then cools and collects the fatty acid, and belongs to a high-risk and high-energy-consumption production mode.

Disclosure of Invention

The invention aims to provide an intelligent environment-friendly continuous soap making method, which utilizes a mass flow meter and a pneumatic membrane valve to form a metering system, accurately meters the dosages of animal and vegetable oil, liquid caustic soda, process water and saline water which need to be added, does not generate excessive substances, does not need a large amount of water for buffering and washing, does not discharge waste water in the production process, is more environment-friendly, can ensure continuous and efficient reaction, and can produce stable product quality, and can increase the contact area of chemical reaction and accelerate the reaction speed due to the huge reaction area formed by high-speed shearing and emulsification of a turbine dispersing mixer.

In order to achieve the purpose, the invention provides the following technical scheme: an original intelligent environment-friendly continuous soap making method comprises the following steps:

step one, preparing animal and vegetable oil and fat: mixing animal fat and vegetable fat in a ratio of 1:1, and removing welding slag in a pipeline and impurities dropped in the production process through a filter to obtain pure animal fat and vegetable fat;

step two, preparing liquid caustic soda: removing welding slag in a pipeline and impurities dropped in the production process by using liquid caustic soda with the concentration of 32% through a filter to obtain pure liquid caustic soda;

step three, preparing residual substances: removing welding slag in the pipeline and impurities dropped in the production process by passing the process water and the brine through a filter to obtain pure process water and brine;

step four, after the grease obtained in the step one, the liquid caustic soda obtained in the step two and the process water and the saline water obtained in the step three are accurately measured through a measuring system respectively, a required dosage is extracted and conveyed into a turbine dispersing mixer, and then liquid soap is added to serve as an emulsification isolation inducer;

step five, saponification reaction: the animal and vegetable oil, the liquid alkali, the process water, the brine and the inducer added in the steps react rapidly under the action of the turbine dispersing mixer to form a soap base, and the soap base automatically enters the saponification finishing tower under the dual actions of the turbine dispersing mixer and the reaction pressure to balance the reaction pressure;

step six, soap forming: the saponification finishing tower is provided with an atmospheric pressure balance pipe, so that external kinetic energy is not needed, when the atmospheric pressure in the finishing tower exceeds one atmospheric pressure, the liquid soap automatically flows into the finished product soap storage tank, and the liquid soap base is directly connected into a vacuum drying system after being led out from the soap storage pot, so that the water in the evaporation part of the liquid soap base is changed into solid soap flakes.

In the animal and vegetable oil in the step I, the animal oil is lard or adeps bovis seu Bubali, the vegetable oil is palm oil or coconut oil, and the addition amount of the animal and vegetable oil is equal to 61% +/-1% of the final amount.

The liquid caustic soda in the second step is 32 ℃ ionic membrane NaOH solution, and the addition amount is equal to 31% +/-1% of the final dose.

The process water in the third step is deionized water, the brine is saturated brine at 20 ℃, and the adding ratio of the process water to the brine is 1:1, the total additive amount of process water mixed with brine equals 8% ± 1% of the final dose.

The filter adopted in the first step or the second step or the third step is a stainless steel filter, and a filter screen in the filter is 200 meshes.

The metering system mentioned in the fourth step is composed of a mass flow meter with the precision of 0.1%, a pneumatic membrane valve and a feedback device.

And the turbine dispersing mixer in the fourth step keeps the temperature of the turbine dispersing mixer at 70 ℃ all the time through a heat preservation device, and the pressure in the turbine dispersing mixer can reach 0.8 MPa.

In the fourth step, the liquid soap is the soap base in the saponification finishing tower and is conveyed to the turbine dispersing mixer through a pipeline, the outlet of the turbine dispersing mixer is connected with the inlet of the saponification finishing tower, so that the liquid soap is internally circulated between the turbine disperser and the saponification finishing tower, and the total amount of the circulated soap base is 2-3 times of the final yield.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention initiates an intelligent environment-friendly continuous soap making method, adopts a metering system consisting of a mass flow meter and a pneumatic membrane valve, accurately meters the dosages of animal and vegetable oil, liquid caustic soda, process water and saline water which need to be added, and does not generate excessive substances, so that a large amount of water is not needed for buffering and washing, no waste water is discharged in the production process, the method is more environment-friendly, the continuous and efficient reaction can be ensured, and the quality of the produced product is stable.

2. The invention initiates an intelligent environment-friendly continuous soap making method, adopts a turbine dispersing mixer, separates and disperses animal and vegetable oil and partial acid and alkali by an inducer in the mixing process, and can increase the contact area of chemical reaction and accelerate the reaction speed because the turbine dispersing mixer shears and emulsifies at high speed to form a huge reaction area.

Drawings

FIG. 1 is a block diagram of a metering system of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

An innovative intelligent environment-friendly continuous soap making method is characterized by comprising the following steps:

step one, preparing animal and vegetable oil and fat: mixing animal fat and vegetable fat in a ratio of 1:1, and removing welding slag in a pipeline and impurities dropped in the production process through a filter to obtain pure animal fat and vegetable fat;

step two, preparing liquid caustic soda: removing welding slag in a pipeline and impurities dropped in the production process by using liquid caustic soda with the concentration of 32% through a filter to obtain pure liquid caustic soda;

step three, preparing residual substances: removing welding slag in the pipeline and impurities dropped in the production process by passing the process water and the brine through a filter to obtain pure process water and brine;

step four, after the grease obtained in the step one, the liquid caustic soda obtained in the step two and the process water and the saline water obtained in the step three are accurately measured through a measuring system respectively, a required dosage is extracted and conveyed into a turbine dispersing mixer, and then liquid soap is added to serve as an emulsification isolation inducer;

step five, saponification reaction: the animal and vegetable oil, the liquid alkali, the process water, the salt water and the inducer added in the steps react quickly under the action of the turbine dispersing mixer, wherein the animal and vegetable oil and part of acid and alkali are separated and dispersed by the inducer, and a huge reaction area is formed by high-speed shearing and emulsification of the turbine dispersing mixer, so that the contact area of chemical reaction can be increased, the reaction speed is accelerated, a soap base is formed more quickly, and the soap base automatically enters the saponification finishing tower under the dual actions of the turbine dispersing mixer and the reaction pressure to balance the reaction pressure;

the saponification equation is:

C3H5(OCOR)3+3NaOH＝3RCOONa+C3H5(OH)3；

step six, soap forming: the saponification finishing tower is provided with an atmospheric pressure balance pipe, so that external kinetic energy is not needed, when the atmospheric pressure in the finishing tower exceeds one atmospheric pressure, the liquid soap automatically flows into the finished product soap storage tank, and the liquid soap base is directly connected into a vacuum drying system after being led out from the soap storage pot, so that the water in the evaporation part of the liquid soap base is changed into solid soap flakes.

In the animal and vegetable oil in the step one, the animal oil is lard or tallow, the vegetable oil is palm oil or coconut oil, and the addition amount of the animal and vegetable oil is equal to 60%, 61% or 62% of the final amount.

The liquid alkali in the second step is 32 ℃ ionic membrane NaOH solution, and the addition amount is equal to 30%, 31% or 32% of the final dosage.

The process water in the third step is deionized water, the brine is saturated brine at 20 ℃, and the adding ratio of the process water to the brine is 1:1, the total amount of additives of the process water mixed with the brine is equal to 7%, 8% or 9% of the final dose.

Table 1: raw material adding proportioning table

The filter adopted in the first step or the second step or the third step is a stainless steel filter, and a filter screen in the filter is 200 meshes.

The metering system mentioned in the fourth step is composed of a mass flow meter with the precision of 0.1%, a pneumatic membrane valve and a feedback device.

And the turbine dispersing mixer in the fourth step keeps the temperature of the turbine dispersing mixer at 70 ℃ all the time through a heat preservation device, and the pressure in the turbine dispersing mixer can reach 0.8 MPa.

In the fourth step, the liquid soap is the soap base in the saponification finishing tower and is conveyed to the turbine dispersing mixer through a pipeline, the outlet of the turbine dispersing mixer is connected with the inlet of the saponification finishing tower, so that the liquid soap is internally circulated between the turbine disperser and the saponification finishing tower, and the total amount of the circulated soap base is 2-3 times of the final yield.

Under the double action of the dielectric medium and the inducer, the nuclear electrons are abnormally active, the reaction is rapidly carried out in the positive direction, and the reaction is accurately and continuously carried out due to continuous and accurate feeding until the raw materials are used up, so that the process can continuously produce in a DCS system at no time of day and night, and the yield is 3t, 5t, 7t and 9 t/h.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.