CN113081937B - Skin-care washing cream for cleaning heavy oil stains and preparation method thereof - Google Patents

Abstract

The embodiment of the invention discloses a skin-care washing cream for cleaning heavy oil stains and a preparation method thereof, wherein the skin-care washing cream comprises a solvent, a surfactant, a porous adsorption material, a biological metabolite and a processing aid; the surfactant at least comprises an anionic surfactant, a nonionic surfactant and an amphoteric surfactant; the biological metabolites include at least biosurfactant and snail extract. The preparation method comprises the following steps: s100, mixing a surfactant and a biological metabolite, and adding a porous adsorption material to obtain a mixture M1; s200, adding a solvent into the mixture M1, mixing to form paste, and adding a processing aid until the pH value is 5.5-6.5 to obtain the skin-care washing cream. The environment-friendly heavy oil pollution treatment agent has the advantages of effectively dealing with heavy oil pollution, being non-toxic and harmless, containing no nitrogen and phosphorus, being easy to degrade, being biologically friendly, meeting the environment-friendly requirement and the like, and meanwhile, the skin of an operator can be effectively protected, and the friendliness to the skin of a human body is greatly improved.

Description

Skin-care washing cream for cleaning heavy oil stains and preparation method thereof

Technical Field

The embodiment of the invention relates to the technical field of production of washing pastes, and particularly relates to a skin-care washing paste for cleaning heavy oil stains and a preparation method thereof.

Background

Crude oil is mostly mined in the ocean or in the field, and oil stains come from many aspects, so that equipment and operators often contact with a large amount of heavy oil stains in the mining process.

At present, various cleaning agents of this type are available in the prior art, and most of them continuously improve the cleaning effect on oil stains from the viewpoint of cleaning heavy oil stains, however, because of the pursuit of the cleaning effect on oil stains, they often have certain corrosivity and toxicity, and the environmental friendliness is relatively poor, although they are often suitable for use on equipment, they are easy to cause certain influence on human body. However, the cleaning agent used for human body in the market at present is very few, so that workers in field construction often use industrial cleaning agent when cleaning heavy oil stains, and the skin is easy to peel, chap, rough and the like after long-term use.

Disclosure of Invention

Therefore, the skin-care washing cream for cleaning heavy oil stains and the preparation method thereof are provided by the embodiment of the invention, and the skin-care washing cream can effectively clean heavy oil stains in an environment, effectively realizes the characteristics of no toxicity, no harm, no nitrogen and phosphorus, easy degradation, biological friendliness, environmental protection requirement and the like by effectively compounding various raw materials, further introduces the raw materials such as biological metabolites and the like, effectively protects the skin of operators, and greatly improves the skin friendliness of human bodies.

In order to achieve the above object, an embodiment of the present invention provides the following:

in one aspect of an embodiment of the invention, a skin-care washing cream for cleaning heavy oil stains is provided, which comprises a solvent, a surfactant, a porous adsorption material, a biological metabolite and a processing aid; wherein the content of the first and second substances,

the surfactant at least comprises an anionic surfactant, a nonionic surfactant and an amphoteric surfactant;

the biological metabolite at least comprises a biosurfactant and snail extract.

As a preferable scheme of the invention, the snail extract is a product obtained by microbial fermentation of a snail foot gland extract and a snail tissue extract.

As a preferred embodiment of the present invention, the solvent is deionized water;

the anionic surfactant is selected from fatty acid methyl ester and fatty alcohol ether sulfonate and/or disodium lauryl sulfosuccinate;

the nonionic surfactant is selected from lauryl glucoside and/or isomeric tridecanol polyoxyethylene ether;

the amphoteric surfactant is caprylocamphetamine propyl betaine;

the porous adsorption material is selected from sodium bentonite;

the biosurfactant is selected from sophorolipids;

the processing aid includes at least a pH buffer.

In a preferable embodiment of the present invention, the content of the surfactant is 62 to 112 parts by weight, the content of the porous adsorption material is 15 to 25 parts by weight, and the content of the biological metabolite is 7 to 17 parts by weight.

In another aspect of the embodiment of the present invention, there is also provided a method for preparing the skin care washing cream for cleaning heavy oil stains according to the above, including:

s100, mixing a surfactant and a biological metabolite, and adding a porous adsorption material to obtain a mixture M1;

s200, adding a solvent into the mixture M1, mixing to form paste, and adding a processing aid until the pH value is 5.5-6.5 to obtain the skin-care washing cream.

As a preferable scheme of the invention, the preparation method of the snail extract specifically comprises the following steps:

s101, pretreatment of the snail: pulverizing snail tissue, ultrasonic extracting, and collecting milky viscous liquid to obtain snail tissue extract; stimulating the foot gland of the snail by ultrasonic oscillation, and collecting the foot gland secretion of the snail to obtain a foot gland extract of the snail;

s102, taking a mixed solution of the snail tissue extract and the snail foot gland extract, and adding a carbon source and a solvent into the mixed solution to obtain a to-be-fermented solution;

s103, adding bacillus subtilis into the liquid to be fermented, carrying out aerobic fermentation, and then carrying out sterilization to obtain primary fermentation liquid;

s104, adding a carbon source and yeast into the obtained primary fermentation liquid, sequentially carrying out aerobic fermentation and anaerobic fermentation, and sterilizing when the pH value is not more than 5.0 to obtain secondary fermentation liquid;

s105, adding a carbon source and yeast into the secondary fermentation liquid, sequentially carrying out aerobic fermentation and anaerobic fermentation until the alcoholic strength is 7.5-8.5% (V/V), and sterilizing to obtain a pre-extraction liquid;

s106, adding water into the obtained pre-extract to dilute until the pH value is not more than 6.5, and filtering to obtain filtrate, namely the obtained final product.

As a preferable scheme of the invention, at least part of the preparation process of the snail extract is prepared by adopting an extraction device, and the extraction device comprises an oscillating box which is provided with a cavity, an ultrasonic oscillating assembly which is arranged on the lower surface of at least part of a bottom plate of the oscillating box and is used for driving the bottom plate to oscillate, and a crushing assembly which is positioned in the cavity and can move up and down.

As a preferable scheme of the present invention, the bottom plate includes an outer plate and an inner plate, the outer plate penetrates from top to bottom to form an accommodating cavity, an opening is formed in a side surface of the outer plate in the accommodating cavity, at least a portion of the inner plate fits with the accommodating cavity and is arranged in the accommodating cavity in a drawable manner, and an upper surface of the inner plate is higher than an upper surface of the outer plate;

the bottom surface of the inner plate is inwards sunken to form a plurality of placing cavities, the placing cavities are used for correspondingly placing ultrasonic vibration heads, and the side surface of the part, higher than the upper surface of the outer plate, of the inner plate is formed into a concave arc surface.

As a preferred scheme of the invention, the oscillation box comprises side plates which are arranged on the bottom plate and are arranged in a surrounding manner, the inner surfaces of the side plates are connected with a plurality of inner walls through telescopic pieces, the inner side of each inner wall is movably provided with a plurality of interval adjusting plates, two adjacent interval adjusting plates are connected through telescopic plates, and an interval formed by the matching and surrounding of the interval adjusting plates and the telescopic plates is adjustably arranged;

one side of the side plate along the drawing direction of the inner plate is inwards recessed from the outer surface to form a sealing groove, a fastening hole is correspondingly arranged in the sealing groove, a convex plate matched with the sealing groove is formed by upwards extending the side surface of the inner plate, and a fastening column used for being inserted and arranged in the fastening hole is embedded in the convex plate through a spring;

the bottom plate of the oscillating box is provided with a sliding groove, the bottom surface of the inner wall is provided with a sliding block matched with the sliding groove, the bottom surface of the interval adjusting plate is provided with elastic rubber scraping leather, and the plane where the bottom surface of the interval adjusting plate is located above the plane where the upper surface of the inner plate is located.

As a preferable aspect of the present invention, a plurality of positioning holes are formed in an upper surface of the interval adjusting plate, the crushing assembly includes a telescopic rod, a crushing blade formed by extending outward from a lower end of the telescopic rod, and a sealing cover disposed on an outer surface of the telescopic rod and above the crushing blade, and a positioning post matched with the positioning hole is formed in a lower surface of the sealing cover along a circumferential direction.

The embodiment of the invention has the following advantages:

through the compounding of the anionic surfactant, the nonionic surfactant and the amphoteric surfactant, the overall decontamination effect is effectively improved, and a certain anti-staining performance is achieved, on the basis, the porous adsorption material is introduced, the washing performance of the whole washing paste is improved on the premise of uniform adsorption and dispersion, and through replacement in the use process, the cleaning treatment on oil stains is better improved; through the introduction of the biosurfactant in the biological metabolite and the cooperation of other surfactants, the synergistic penetration effect is achieved, the shape fixation of the washing paste is effectively realized, and the oil stain removal is better realized; meanwhile, the snail extract is further added, so that the skin is better moistened and moisturized, and the damage to the skin after heavy oil stains are removed is greatly avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is a flow chart of a method of preparation provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an extraction device according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of an outer panel according to an embodiment of the present invention;

fig. 4 is a schematic structural view of an interval adjustment plate and a telescopic plate according to an embodiment of the present invention;

fig. 5 is a partial structural schematic view of a side plate and an inner plate according to an embodiment of the present invention.

In the figure:

1-an oscillation box; 2-a mincing component;

11-a cavity; 12-an outer plate; 13-an inner plate; 14-a containment chamber; 15-placing the cavity; 16-side plate;

131-a convex plate; 132-a spring; 133-a fastening column;

161-a telescoping member; 162-an inner wall; 163-interval adjusting plate; 164-a retractable plate; 165-elastic rubber skiving; 166-positioning holes;

21-a telescopic rod; 22-crushing the leaves; 23-a sealing cover; 24-positioning columns.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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.

The invention provides a skin-care washing cream for cleaning heavy oil stains, which comprises a solvent, a surfactant, a porous adsorption material, a biological metabolite and a processing aid; wherein the content of the first and second substances,

the surfactant at least comprises an anionic surfactant, a nonionic surfactant and an amphoteric surfactant;

the biological metabolite at least comprises a biosurfactant and snail extract.

Specifically, the anionic surfactant is selected from fatty acid methyl ester and fatty alcohol ether sulfonate and/or disodium lauryl sulfosuccinate monoester. Preferably, the anionic surfactant is fatty acid methyl ester and fatty alcohol ether sulfonate and disodium lauryl sulfosuccinate, the content of the fatty acid methyl ester and fatty alcohol ether sulfonate is 35-60 parts by weight, and the content of the disodium lauryl sulfosuccinate is 5-10 parts by weight.

The nonionic surfactant is selected from lauryl glucoside and/or isomeric tridecanol polyoxyethylene ether. Preferably, the nonionic surfactant is lauryl glucoside and isomeric tridecanol polyoxyethylene ether, wherein the content of the lauryl glucoside is 17-29 parts by weight, and the content of the isomeric tridecanol polyoxyethylene ether is 2-6 parts by weight.

The amphoteric surfactant is caprylocamphetamine propyl betaine, and preferably, the content is 3-7 parts by weight.

The porous adsorption material is selected from sodium bentonite. Preferably, the sodium bentonite herein has a particle size of 10 to 30 mesh and a content of 15 to 25 parts by weight.

The biosurfactant is selected from sophorolipid, lactone sophorolipid is preferably adopted, and the content is 2-7 parts by weight.

The processing aid includes at least a pH buffer. Preferably, the pH buffer is acetic acid-sodium acetate pH buffer, the pH value of the washing paste after adjustment is weakly acidic, preferably 5.5-6.5, and the content of the pH buffer is preferably 1-5 parts by weight. Furthermore, the processing aid can also comprise essence and preservative, wherein the content of the essence can be further selected to be 0.03-0.5 part by weight, and the content of the preservative can be selected to be 0.01-0.05 part by weight.

The solvent is preferably deionized water, and the content of the solvent can be adjusted according to actual conditions, so that the viscosity of the obtained washing paste meets the use requirements of users. Of course, the adjustment can be further performed according to different use environments, and will not be described herein.

According to the mode, the lauryl glucoside, the fatty acid methyl ester and the fatty alcohol ether sulfonate are compounded, so that the decontamination of medium and high-grade petroleum products and crude oil can be effectively realized on the premise of ensuring the mild and easily degradable skin, a certain anti-contamination characteristic is further realized, and the cleaning effect is better realized by further compounding with the porous adsorption material.

Through the compounding of the lauryl alcohol sulfosuccinic acid monoester disodium and the lactone sophorolipid, the solubility of other components in a solvent is improved, so that the integral paste is formed into an emulsified and sticky paste body, the integral solid type effect is achieved, the obtained washing paste has a good form, the dispersion of the porous adsorption material can be further realized through the synergistic cooperation, and the problems of sedimentation and agglomeration of the porous adsorption material are avoided. On the basis, the amphoteric surfactant caprylocapramide propyl betaine is further introduced, the cation part of the amphoteric surfactant caprylocapramide propyl betaine can effectively kill bacteria and other microorganisms, and the anion part of the amphoteric surfactant caprylocapramide propyl betaine can better cooperate with lauryl sulfosuccinic acid monoester disodium and lactone type sophorolipid to realize the solubilization performance, so that oil stains in the cleaning process can be effectively removed.

The porous adsorption material can be used as an adsorbent for free dirt, oil dirt in skin lines cannot be dissolved and removed by further peeling the surfactant through friction, and sodium bentonite is further adopted, so that a large amount of charged ions can be carried through the sodium bentonite, calcium and magnesium ions in water are reduced through a replacement mode while dirt on the surface of the skin is effectively adsorbed, the hardness of water is reduced, and a good oil dirt removing effect can be realized under the condition that other components can take water in the field (such as stratum hard water and the like).

The snail extract is a product obtained by microbial fermentation of a snail foot gland extract and a snail tissue extract. The fermentation process can adopt microorganisms to ferment the snail foot gland extract and the snail tissue extract, the snail foot gland extract can be snail foot gland secretion such as snail mucus, and the snail tissue extract is mainly mucus-like substance extracted after the snail muscle tissue is crushed.

Further, as shown in fig. 1, the invention also provides a preparation method of the skin care cleansing cream, which comprises the following specific preparation processes: weighing and mixing surfactant and biological metabolite (including biosurfactant and snail extract, wherein biosurfactant is microbial fermentation product and is incorporated into biological metabolite) according to the above dosage, and adding porous adsorption material (specifically sodium bentonite in one embodiment) to mix; and then adding deionized water into the mixture as a solvent to improve the fluidity of the mixture to a proper degree (namely, the paste viscosity of the skin care washing cream to be prepared is achieved), adding a pH buffering agent into the mixture, and uniformly stirring the mixture to ensure that the pH value of the whole mixture reaches 5.5-6.5, thus obtaining the skin care washing cream.

In the invention, the snail extract is snail foot gland extract (generally mucus secreted by snail foot gland) and snail tissue extract (generally mucus extracted after snail muscle tissue is broken), because the mucus of the snail is generally extracted by adopting stimulation modes such as scraping and the like to achieve the secretion of the mucus, the vital signs of the snail after extracting the mucus for multiple times are relatively poor, and the effectiveness of secreting the mucus is greatly reduced. On the basis, the snail mucus and the living snail extract are mixed, so that the snail is further effectively utilized. Meanwhile, the components in the living snail extract and the snail mucus extract are not completely the same, and the protection and the moistening of the skin are realized through further synergy of compounding.

In a specific embodiment, the snail extract herein is prepared by:

the first step, pretreatment of the snail:

here, the African big snail albino variety (white jade snail, Latin scientific name: Achatina furica) is taken as an example:

the method comprises the steps of taking young and old African giant snail albino variant individuals in a living box, placing the young and old African giant snail albino variant individuals on a tray in a foot gland liquid extraction environment box, preheating the tray, wherein the surface temperature is 23-27 ℃, the temperature in the whole extraction environment box is consistent with the surface temperature of the tray as far as possible, and the relative humidity in the environment box is 70 +/-5%. The back of the tray bottom is provided with an ultrasonic vibration head array, and the secretion of the snail foot gland liquid is accelerated by ultrasonic waves with proper frequency and strength;

extraction: setting ultrasonic vibration frequency to be 0.8-1.2 MHz and vibration intensity to be 0.8-1.6W/cm 2, starting the ultrasonic vibration head when the snail freely stretches or moves in the disk, and setting the single standard processing time to be 15 s. During the ultrasonic vibration, the snail may continue to crawl or retract into the shell, waiting for most snails to freely expand or move again, and opening the ultrasonic vibration head again to stimulate the foot gland of the snail.

If the snails in the batch are not sensitive to the ultrasonic vibration reaction, stopping the acquisition process in midway, and continuously acquiring the snails in the same batch for a total time of no more than 3 min;

the collected snails are taken up and the residual foot gland liquid on the foot glands of the snails is gently scraped off by using a PTFE fillet scraper and is left in a tray. The collected snails are put back to the living box;

the foot gland liquid on the stainless steel tray was scraped into a prepared clean beaker using a PTFE rounded scraper to obtain the presently collected snail foot gland extract.

Taking the old snail individual from the living box, shelling and cleaning the meat body of the snail;

crushing the snail meat body into meat paste by using a tissue triturator under the condition of constant temperature water bath at 4 ℃;

using an ultrasonic cell tissue crusher to crush the tissue under the condition of a constant-temperature water bath at 4 ℃, wherein the temperature can rise in the crushing process, if the constant-temperature water bath can not be effectively cooled, the crushing working temperature is not more than 7 ℃, the crushing process is stopped, and the process is carried out again after the temperature is reduced; the snail tissue cells after the treatment are broken due to most cell membranes, so that rich juice is produced, and then the snail tissue extract which is milky and sticky is collected.

Step two, fermentation:

the specific fermentation treatment of the snail tissue extract and the snail foot gland extract adopts a three-step method for fermentation, and comprises the following specific steps:

preparation of the culture medium (i.e. the liquid to be fermented): taking 50-80 parts of a mixture of the snail foot gland extract and the snail tissue extract (the mixing ratio of the snail foot gland extract and the snail tissue extract can be adjusted in a wide range according to actual conditions, for example, the mixture can be reasonably adapted according to the inventory of the two raw materials), mixing with 5-10 parts of glucose, adding clean softened production water, adjusting the appropriate fluidity, and adding mineral substances according to subsequent fermentation conditions to obtain a culture medium;

firstly, inoculating bacillus subtilis to a culture medium for aerobic fermentation, expanding the number of bacterial colonies, decomposing macromolecular substances, and then performing pasteurization to obtain primary fermentation liquor;

supplementing 10-20 parts of glucose to the primary fermentation liquid, inoculating saccharomycetes to perform aerobic fermentation, expanding the number of bacterial colonies, then converting the bacterial colonies into anaerobic fermentation to generate lactic acid, stopping the primary fermentation when the pH value of a culture medium is reduced to 5.0, and performing pasteurization to obtain secondary fermentation liquid;

supplementing 10-20 parts of glucose to the secondary fermentation liquid, inoculating saccharomycetes to perform aerobic fermentation, expanding the number of bacterial colonies, then converting the bacterial colonies into anaerobic fermentation to generate biological alcohol, and stopping fermentation when the accuracy of the culture medium wine reaches 8 +/-0.5 (V/V) to obtain a pre-extraction liquid;

adding clean sterile softened water into the pre-extract for dilution, wherein the pH value is less than 6.5 during detection, and filtering to obtain a final product.

The obtained final product contains effective substances such as allantoin, elastin, glucuronic acid, polypeptide collagen, amino acid, lactic acid and the like, and can effectively play a skin-care washing effect. Based on the compound post-treatment of the snail tissue extract and the snail foot gland extract, the snail mucus and the snail muscle tissue are subjected to the secondary treatment, so that the content of active ingredients of the mucus is further improved, hydrophilic macromolecular organic matters such as allantoin, collagen, elastin, glucuronic acid and polypeptide in the mucus can be better reserved, the integral skin-friendly property is further improved, a layer of polymer film can be effectively formed on the surface of the skin after cleaning, and the secondary protection effect on the skin is achieved.

Certainly, because snails need to be extracted for multiple times, the snails need to be transferred and operated for multiple times in a conventional mode, and the problems that preparation steps are complicated, the occupied area of equipment is large and the like exist. Therefore, in a more preferred embodiment of the present invention, the snail extract is at least partially prepared by using an extraction device, as shown in fig. 2-5, the extraction device comprises an oscillation box 1 formed with a cavity 11, an ultrasonic oscillation component arranged on the lower surface of at least part of the bottom plate of the oscillation box 1 and used for driving the bottom plate to oscillate, and a mincing component 2 which is positioned inside the cavity 11 and can move up and down.

The whole device is arranged based on the matching of the oscillating box 1 and the ultrasonic oscillating component, the vibration of the whole bottom plate can be realized through the ultrasonic oscillating heads arranged on the bottom plate of the oscillating box 1 in a matrix shape, and the snails in the bottom plate are stimulated, so that the snails can secrete mucus, and the device avoids the direct contact and scraping stimulation on the snails, can avoid the damage to the cells of foot glands of the snails, and greatly improves the survival time of the snails and the secretion amount of the mucus; further, based on the setting of stirring subassembly 2, can realize the processing to snail muscle in same device, reduce the occupation of land space of processing procedure greatly to the utilization efficiency to the device has been improved.

In a more preferred embodiment of the present invention, in order to more effectively realize local oscillation of the bottom plate and thus effectively realize the oscillation operation of the snail placement area, the bottom plate comprises an outer plate 12 and an inner plate 13, the outer plate 12 is formed with an accommodating cavity 14 through from top to bottom, the accommodating cavity 14 is formed with an opening on a side surface of the outer plate 12, the inner plate 13 is at least partially fitted with the accommodating cavity 14 and is drawably disposed in the accommodating cavity 14, and an upper surface of the inner plate 13 is higher than an upper surface of the outer plate 12. This arrangement places the snail on the inner plate 13, and through carrying out ultrasonic oscillation to the inner plate 13 to the amazing snail secretes the mucus and puts on the upper surface of inner plate 13, simultaneously, after the amazing, can open the vibration case 1 to adopt the PTFE fillet scraper blade to scrape off and place on the inner plate 13 the mucus that adheres to on the snail foot gland. After the treatment is completed, the mucus on the inner plate 13 can be collected by extracting the inner plate 13. Whole mode of setting up more is favorable to the collection of the mucus in the actual operation, and the operation mode is simpler relatively, and whole oscillation box 1 can effectively guarantee its holistic stability owing to still have planking 12.

Further, a plurality of placing cavities 15 are formed by inwards recessing the bottom surface of the inner plate 13, the placing cavities 15 are used for correspondingly placing ultrasonic vibration heads, and the side surface of the inner plate 13, which is higher than the upper surface of the outer plate 12, is formed into a concave arc surface. Place chamber 15 here can adopt the array mode setting to correspond arranging of ultrasonic vibration head, simultaneously, based on the setting of placing chamber 15, can be guaranteeing under the stable prerequisite of placing of ultrasonic vibration head, reduce the plate body thickness that contacts the ultrasonic vibration head position in the inner panel 13, realize the amazing effect of vibration better.

Because the secretion of mucus needs to provide a larger moving space for the snail, and the treatment of the muscle tissue of the snail needs to gather the snail as much as possible, which is a problem that the conventional device is difficult to operate synchronously, in a further preferred embodiment, the oscillation box 1 includes a side plate 16 disposed on the bottom plate and arranged in an enclosing manner, a plurality of inner walls 162 are connected to the inner surface of the side plate 16 through telescopic members 161, a plurality of interval adjusting plates 163 are movably disposed inside each inner wall 162, two adjacent interval adjusting plates 163 are connected through telescopic plates 164, and an interval formed by the cooperation and enclosure of the plurality of interval adjusting plates 163 and the telescopic plates 164 is adjustably disposed.

One side of the side plate 16 along the drawing direction of the inner plate 13 is inwards recessed from the outer surface to form a sealing groove, a fastening hole is correspondingly arranged in the sealing groove, a convex plate 131 matched with the sealing groove is formed by upwards extending the side surface of the inner plate 13, and a fastening column 133 used for being inserted and arranged in the fastening hole is arranged in the convex plate 131 through the embedding of a spring 132. Of course, the side plate 16 formed with the sealing groove may be the side plate 16 of the side having the opening in the bottom plate, and the extending direction of the fastening hole is perpendicular to the drawing direction, to achieve better fastening effect. Further, the bottom of the fastening post 133 herein may be extended with a handle, so as to facilitate pressing the fastening post 133 based on the handle, such that the spring 132 retracts, and of course, in a normal state, the spring 132 springs up, and the fastening post 133 protrudes out of the upper surface of the convex plate 131, so as to be effectively inserted into the fastening hole.

Further, a sliding groove is formed in the bottom plate of the oscillation box 1, a sliding block matched with the sliding groove is formed in the bottom surface of the inner wall 162, an elastic rubber scraping skin 165 is arranged on the bottom surface of the interval adjusting plate 163, and the plane where the bottom surface of the interval adjusting plate 163 is located above the plane where the upper surface of the inner plate 13 is located.

The above design can realize the movement of the inner wall 162 by extending or shortening the telescopic member 161, and drive the interval adjusting plate 163 to move, thereby effectively realizing the adjustment of the whole operation area, and adjusting the size of the operation space according to different operation requirements. The elastic rubber scraper 165 enables better sealing and pushing of the snails to be treated. The concave arc surface formed on the side of the inner plate 13 facilitates the relative movement between the elastic rubber scraper 165 and the surface of the inner plate 13.

In a further preferred embodiment, a plurality of positioning holes 166 are formed on the upper surface of the interval adjusting plate 163, the crushing assembly 2 includes a telescopic rod 21, crushing blades 22 formed by extending outward from the lower end of the telescopic rod 21, and a sealing cover 23 disposed on the outer surface of the telescopic rod 21 and above the crushing blades 22, and positioning posts 24 matched with the positioning holes 166 are formed on the lower surface of the sealing cover 23 along the circumferential direction.

Because the operation is carried out under the water bath condition in the whole operation process, the whole sealing performance can be better improved by the matching of the outer plate 12 and the inner plate 13 and the arrangement of various structures such as the elastic rubber scraping skin 165, and certainly, a rubber gasket and the like can be further arranged on the contact surface so as to better realize the sealing effect. Meanwhile, the heat-conducting base can be detachably arranged on the outer side of the bottom of the device so as to better seal the bottom of the device.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (8)

1. A skin care washing cream for cleaning heavy oil stains is characterized by comprising a solvent, a surfactant, a porous adsorption material, a biological metabolite and a processing aid; wherein the content of the first and second substances,

the surfactant at least comprises an anionic surfactant, a nonionic surfactant and an amphoteric surfactant;

the biological metabolite at least comprises a biological surfactant and a snail extract;

the snail extract is a product obtained by microbial fermentation of a snail foot gland extract and a snail tissue extract;

the preparation method of the snail extract specifically comprises the following steps:

s101, pretreatment of the snail: pulverizing snail tissue, ultrasonic extracting, and collecting milky viscous liquid to obtain snail tissue extract; stimulating the foot gland of the snail by ultrasonic oscillation, and collecting the foot gland secretion of the snail to obtain a foot gland extract of the snail;

s102, taking a mixed solution of the snail tissue extract and the snail foot gland extract, and adding a carbon source and a solvent into the mixed solution to obtain a to-be-fermented solution;

s103, adding bacillus subtilis into the liquid to be fermented, carrying out aerobic fermentation, and then carrying out sterilization to obtain primary fermentation liquid;

s104, adding a carbon source and yeast into the obtained primary fermentation liquid, sequentially carrying out aerobic fermentation and anaerobic fermentation, and sterilizing when the pH value is not more than 5.0 to obtain secondary fermentation liquid;

s105, adding a carbon source and yeast into the secondary fermentation liquid, sequentially carrying out aerobic fermentation and anaerobic fermentation until the alcoholic strength is 7.5-8.5% (V/V), and sterilizing to obtain a pre-extraction liquid;

s106, adding water into the obtained pre-extract to dilute until the pH value is not more than 6.5, and filtering to obtain filtrate, namely the obtained final product.

2. The skin-care washing cream for cleaning heavy oil stains according to claim 1, characterized in that the solvent is deionized water;

the anionic surfactant is selected from fatty acid methyl ester and fatty alcohol ether sulfonate and/or disodium lauryl sulfosuccinate;

the nonionic surfactant is selected from lauryl glucoside and/or isomeric tridecanol polyoxyethylene ether;

the amphoteric surfactant is caprylocamphetamine propyl betaine;

the porous adsorption material is selected from sodium bentonite;

the biosurfactant is selected from sophorolipids;

the processing aid includes at least a pH buffer.

3. The skin-care washing cream for cleaning heavy oil stains according to claim 1 or 2, characterized in that the content of the surfactant is 62-112 parts by weight, the content of the porous adsorption material is 15-25 parts by weight, and the content of the biological metabolite is 7-17 parts by weight.

4. A method for preparing a skin-care washing cream for cleaning heavy oil stains according to any one of claims 1 to 3, which comprises the following steps:

s100, mixing a surfactant and a biological metabolite, and adding a porous adsorption material to obtain a mixture M1;

s200, adding a solvent into the mixture M1, mixing to form paste, and adding a processing aid until the pH value is 5.5-6.5 to obtain the skin-care washing cream.

5. A method as claimed in claim 4, characterized in that the snail extract is prepared at least partly by means of an extraction device comprising an oscillating chamber (1) defining a cavity (11), an ultrasonic oscillating assembly disposed on the lower surface of at least part of the floor of the oscillating chamber (1) and adapted to oscillate said floor, and a grating assembly (2) disposed inside the cavity (11) and movable up and down.

6. A preparation method according to claim 5, characterized in that the bottom plate comprises an outer plate (12) and an inner plate (13), the outer plate (12) is formed with a containing cavity (14) from top to bottom, the containing cavity (14) is formed with an opening at the side of the outer plate (12), the inner plate (13) is at least partially fitted with the containing cavity (14) and is arranged in the containing cavity (14) in a drawable manner, and the upper surface of the inner plate (13) is higher than the upper surface of the outer plate (12);

the bottom surface of the inner plate (13) is inwards sunken to form a plurality of placing cavities (15), the placing cavities (15) are used for correspondingly placing ultrasonic vibration heads, and the side surface of the part, higher than the upper surface of the outer plate (12), of the inner plate (13) is formed into a concave arc surface.

7. A preparation method according to claim 6, wherein the oscillation box (1) comprises side plates (16) which are arranged on the bottom plate and are arranged in a surrounding manner, a plurality of inner walls (162) are connected to the inner surfaces of the side plates (16) through telescopic pieces (161), a plurality of interval adjusting plates (163) are movably arranged on the inner side of each inner wall (162), two adjacent interval adjusting plates (163) are connected through telescopic plates (164), and a plurality of interval adjusting plates (163) and the telescopic plates (164) are matched and arranged in a surrounding manner to form an interval in an adjustable manner;

a sealing groove is formed in the side plate (16) in a manner that one side along the drawing direction of the inner plate (13) is recessed inwards from the outer surface, a fastening hole is correspondingly formed in the sealing groove, a convex plate (131) matched with the sealing groove is formed in the side surface of the inner plate (13) in an upwards extending manner, and a fastening column (133) used for being inserted into the fastening hole is arranged in the convex plate (131) in a embedding manner through a spring (132);

be provided with the spout on the bottom plate of surge tank (1), the bottom surface of inner wall (162) be formed with spout matched with slider, the bottom surface of interval regulating plate (163) is provided with elasticity rubber and scrapes skin (165), just the plane at the bottom surface place of interval regulating plate (163) is located the planar top at the upper surface place of inner panel (13).

8. A preparing method according to claim 7, wherein a plurality of positioning holes (166) are formed on the upper surface of the interval adjusting plate (163), the crushing assembly (2) comprises a telescopic rod (21), crushing blades (22) formed to extend outward from the lower end of the telescopic rod (21), and a sealing cover (23) disposed on the outer surface of the telescopic rod (21) and above the crushing blades (22), and the lower surface of the sealing cover (23) is formed with positioning posts (24) which are matched with the positioning holes (166) along the circumferential direction.

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