Bird's nest extraction method

Abstract

The invention discloses a cubilose extraction method. The method comprises the following specific steps: picking cubilose; cleaning: washing the newly picked bird's nests with eggshell fragments and small black spot impurities once by using purified water, lightly brushing the surfaces of the bird's nests by using a soft hair brush, and repeatedly washing the bird's nest raw materials to remove water-soluble nitrite; disinfection: putting the cubilose into steam with a certain temperature, the center temperature of which is not lower than 70 DEG C, and the time of which is not lower than 3.5 seconds, so as to eliminate germs and avian influenza viruses; the preparation method comprises the following steps: after feather picking and shaping, adding purified water into cubilose, putting into a steamer, cooking for 40-60 minutes, cooling, filtering 1 / 2 of liquid of the cubilose, then adding purified water, cooking for 30-40 minutes, cooling, filtering 1 / 2 of liquid of the cubilose, then adding purified water, cooking for 20-30 minutes, cooling, and filtering all cubilose liquid, and mixing all the bird's nest liquids to obtain an extracting solution.

Description

Technical Field

[0001] The invention relates to the field of bird's nest extraction, in particular to a bird's nest extraction method. Background Art

[0002] Bird's nest refers to the nest built by the saliva secreted by the swiftlet mixed with other substances. As a precious tonic, bird's nest is ranked before ginseng, shark fin and abalone because of its powerful nourishing and beauty effects, and is the first of the eight delicacies. The bird's nest industry has developed to date and has gone through four eras: dry bird's nest, instant bird's nest, fresh stewed bird's nest, and fresh stewed dry bird's nest. Long-term consumption of bird's nest can improve the anti-viral and anti-inflammatory abilities of the eater, and at the same time can improve the body's immunity and anti-aging abilities. It can also improve intelligence and memory for infants. The existing bird's nest is not only cumbersome and complicated when extracting, with high labor costs, but also inefficient and slow. After extraction, the bird's nest contains a large amount of impurities, and the bird's nest cannot be completely extracted, and the bird's nest cannot be made into an extract and freeze-dried powder to improve the purity of the bird's nest. A method for extracting bird's nest is provided for this purpose. Summary of the invention

[0003] The purpose of the present invention is to provide a method for extracting bird's nests in view of the defects of the prior art, so as to solve the problems raised by the above-mentioned background technology.

[0004] To achieve the above purpose, the present invention provides the following technical solution: a method for extracting bird's nest, and the specific preparation method is as follows: S1: picking bird's nests; S2: Grading and trimming: Grading according to a series of characteristics of the bird's nest raw materials, such as hair content, size, shape and color, and trimming excess corners and impurities; S3: Cleaning: The bird's nest just picked has eggshell fragments and small black spots. Rinse the bird's nest with pure water and gently scrub the surface with a soft brush. Rinse the bird's nest raw materials repeatedly to remove nitrite that is easily soluble in water. S4: Disinfection: Put the bird's nest into steam with a certain temperature, the core temperature must not be lower than 70℃, and the time must not be less than 3.5 seconds to eliminate bacteria and avian influenza virus; S5: Picking out the hair: Add pure water to the bird's nest raw materials to make it swell, then put it into a special bird's nest mold made of wire mesh, and use tweezers to pick out the hair and impurities on the bird's nest one by one; S6: Shaping: After cleaning and picking, the bird's nest is transferred to another workshop and placed in a new container for shaping and air-drying or drying. Through a good ventilation system and dust-free environment, the bird's nest is prevented from being contaminated during the air-drying or drying process. S7: Add purified water to the air-dried bird's nest and put it into a steamer for steaming for 40-60 minutes. After cooling, filter 1 / 2 of the liquid from the bird's nest, and then add purified water to steam for 30-40 minutes. After cooling, filter 1 / 2 of the liquid from the bird's nest, and then add purified water to steam for 20-30 minutes. After cooling, filter out all the liquid from the bird's nest, and then mix all the liquid from the bird's nest to obtain an extract.

[0005] As a preferred technical solution of the present invention, the temperature control of the air drying room or drying room in S6 needs to be closely monitored to prevent the indoor environment from being overly humid, which may cause the bird's nest to mold. The temperature of the drying room shall not be higher than 60°C.

[0006] As a preferred technical solution of the present invention, the temperature of each steaming and heating in S7 is 120-140°C, and the cooling temperature is 20-30°C.

[0007] As a preferred technical solution of the present invention, in S7, the filtered bird's nest liquid is mixed and stirred, and then allowed to stand to extract the supernatant.

[0008] As a preferred technical solution of the present invention, in S7, the precipitate and the filtered material are frozen into freeze-dried powder.

[0009] As a preferred technical solution of the present invention, after adding the bird's nest to pure water in S5, ultrasonic treatment is performed using an ultrasonic instrument to quickly separate the impurities from the bird's nest.

[0010] The beneficial effects of the present invention are: the method can quickly extract and separate the bird's nest to make a bird's nest extract and a bird's nest freeze-dried powder, both of which can be eaten. The bird's nest can be cleaned more thoroughly by the method, so that the extract and the freeze-dried powder do not contain other impurities and have a higher purity. In addition, the method is disinfected and has a stronger safety performance. DETAILED DESCRIPTION

[0011] The preferred embodiments of the present invention are described in detail below so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0012] The present invention provides a technical solution: a method for extracting bird's nests, and the specific preparation method is as follows: S1: picking bird's nests; S2: Grading and trimming: Grading according to a series of characteristics of the bird's nest raw materials, such as hair content, size, shape and color, and trimming excess corners and impurities; S3: Cleaning: The bird's nest just picked has eggshell fragments and small black spots. Rinse the bird's nest with pure water and gently scrub the surface with a soft brush. Rinse the bird's nest raw materials repeatedly to remove nitrite that is easily soluble in water. S4: Disinfection: Put the bird's nest into steam with a certain temperature, the core temperature must not be lower than 70℃, and the time must not be less than 3.5 seconds to eliminate bacteria and avian influenza virus; S5: Picking out the hair: Add pure water to the bird's nest raw materials to make it swell, then put it into a special bird's nest mold made of wire mesh, and use tweezers to pick out the hair and impurities on the bird's nest one by one; S6: Shaping: After cleaning and picking, the bird's nest is transferred to another workshop and placed in a new container for shaping and air-drying or drying. Through a good ventilation system and dust-free environment, the bird's nest is prevented from being contaminated during the air-drying or drying process. S7: Add purified water to the air-dried bird's nest and put it into a steamer for steaming for 40-60 minutes. After cooling, filter 1 / 2 of the liquid from the bird's nest, and then add purified water to steam for 30-40 minutes. After cooling, filter 1 / 2 of the liquid from the bird's nest, and then add purified water to steam for 20-30 minutes. After cooling, filter out all the liquid from the bird's nest, and then mix all the liquid from the bird's nest to obtain an extract.

[0013] In S6, the temperature control of the air drying room or the drying room needs to be closely monitored to prevent the indoor environment from being overly humid, which may cause the bird's nest to mold. The temperature in the drying room should not be higher than 60°C; in S7, the temperature for each steaming and heating is 120-140°C, and the cooling temperature is 20-30°C; in S7, the filtered bird's nest liquid is mixed and stirred, and then allowed to stand to extract the supernatant; in S7, the precipitate and the filtered substance are frozen into freeze-dried powder; in S5, after adding pure water to the bird's nest, an ultrasonic instrument is used for ultrasonic treatment to quickly separate the impurities from the bird's nest.

[0014] This method can quickly extract and separate the bird's nest to make bird's nest extract and bird's nest freeze-dried powder, both of which are edible. The bird's nest can be cleaned more thoroughly through this method, so that the extract and freeze-dried powder do not contain other impurities and have higher purity. In addition, the method is disinfected and has stronger safety performance.

[0015] The above embodiments only express several implementation methods of the present invention, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention.

Claims

1. A method for extracting bird's nest, characterized in that: The specific preparation method is as follows: S1: picking bird's nests; S2: Grading and trimming: Grading according to a series of characteristics of the bird's nest raw materials, such as hair content, size, shape and color, and trimming excess corners and impurities; S3: Cleaning: The bird's nest just picked has eggshell fragments and small black spots. Rinse the bird's nest with pure water and gently scrub the surface with a soft brush. Rinse the bird's nest raw materials repeatedly to remove nitrite that is easily soluble in water. S4: Disinfection: Put the bird's nest into steam with a certain temperature, the core temperature must not be lower than 70℃, and the time must not be less than 3.5 seconds to eliminate bacteria and avian influenza virus; S5: Picking out the hair: Add pure water to the bird's nest raw materials to make it swell, then put it into a special bird's nest mold made of wire mesh, and use tweezers to pick out the hair and impurities on the bird's nest one by one; S6: Shaping: After cleaning and picking, the bird's nest is transferred to another workshop and placed in a new container for shaping and air-drying or drying. Through a good ventilation system and dust-free environment, the bird's nest is prevented from being contaminated during the air-drying or drying process. S7: Add purified water to the air-dried bird's nest and put it into a steamer for steaming for 40-60 minutes. After cooling, filter 1 / 2 of the liquid from the bird's nest, and then add purified water to steam for 30-40 minutes. After cooling, filter 1 / 2 of the liquid from the bird's nest, and then add purified water to steam for 20-30 minutes. After cooling, filter out all the liquid from the bird's nest, and then mix all the liquid from the bird's nest to obtain an extract.

2. A bird's nest extraction method according to claim 1, characterized in that: The temperature control of the wind drying room or drying room in S6 needs to be closely monitored to prevent the indoor environment from being too humid, which may cause the bird's nest to mold. The temperature in the drying room should not be higher than 60°C.

3. A bird's nest extraction method according to claim 1, characterized in that: In said S7, the temperature of each steaming and heating is 120-140°C, and the cooling temperature is 20-30°C.

4. A bird's nest extraction method according to claim 1, characterized in that: In the S7, the filtered bird's nest liquid is mixed and stirred, and then allowed to stand to extract the supernatant.

5. A bird's nest extraction method according to claim 1, characterized in that: In the S7, the precipitate and the filtered material are frozen into lyophilized powder.

6. A bird's nest extraction method according to claim 1, characterized in that: In S5, after the bird's nest is added into the purified water, an ultrasonic instrument is used for ultrasonic treatment to quickly separate the impurities from the bird's nest.