TWI768338B - Resource recovery method of black soldier fly - Google Patents

Abstract

A resource recovery method of black soldier fly includes a preparation step, a heating step and a drying step. The preparation step is to prepare a drying device which has a body for placing black soldier flies, a heat source supplier connected to the body, a steam delivery pipe and a hot air delivery pipe respectively connected between the body and the heat source supplier, and a heat exchanger disposed on the hot air delivery pipe. The heating step is to cook the black soldier flies by the steam of the heat source supplier. The drying step is to dry the black soldier flies by the hot air which is transformed from the steam by the heat exchanger in order that a moisture content of the black soldier flies is kept under 15%. Thus, the black soldier flies is processed to thereby increase the economic benefit. Meanwhile, the process is accelerated, and the transportation, time and labor force in the process are effectively saved to further reduce the processing cost effectively.

Description

Resource processing method of black soldier flies

The present invention relates to a treatment method, in particular to a treatment method for the resource utilization of black soldier flies.

Cha, the black soldier fly is a saprophytic soldier fly insect, its feeding range is very wide, and it can live on organic wastes such as perishable plants, kitchen waste, animal carcasses or feces. Horse flies eliminate the pollution of organic wastes to the environment, and at the same time realize the transformation and reuse of resources, which has a higher economic value. Therefore, the black soldier flies are considered to be second only to bees and are the most beneficial insects to human beings. , Black soldier flies have the advantages of low breeding cost, rapid reproduction, harmless to humans, animals and plants, and easy management. Therefore, in recent years, the use of black soldier flies to treat organic waste has attracted more and more attention.

However, after the actual breeding, it was found that the current application of black soldier flies is limited to the treatment of organic waste, that is, after the black soldier flies die in the four stages of egg, larva, pupa and adult, they are about to die. It is really wasteful to discard the horsefly bodies. After all, these black soldier flies are rich in nutrients such as protein, calcium and phosphorus. They can not only be used directly for raising livestock, but also can be used as a protein source for livestock feed after drying. , or added to skin care products or nutritional health food, if these black soldier flies cannot be used reasonably and effectively, precious resources will be greatly wasted, which needs to be improved.

Therefore, the purpose of the present invention is to provide a method for the recycling of black soldier flies, which can perform heating and drying operations through drying equipment, which not only makes the treatment process faster, but also effectively saves handling, handling and drying during the treatment process. Time and manpower, etc., thereby reducing processing costs.

Therefore, the method for recycling the black soldier flies of the present invention includes the steps of preparation, heating, and drying in sequence; wherein, a drying device is provided in the preparation step, and the drying device has a place where the black soldier flies can be placed. The body of the worm body, a heat source supply device connected to the body, a steam conveying pipeline and a hot air conveying pipeline connecting the body and the heat supply device respectively, and a heat exchanger arranged on the hot air conveying pipeline, and then in In the heating step, steam is transported into the body through the steam conveying pipeline by the heat source supply device, and the black soldier fly bodies are steamed, and finally in the drying step, the heat The heat exchanger converts the steam generated by the heat source supply device into hot air, and transports it into the body through the hot air conveying pipeline to dry the black soldier flies in the body to a moisture content of less than 15%; yes Therefore, steam cooking and hot air drying are performed in sequence through the drying equipment, so as to effectively save the handling, time and manpower during the treatment of the black soldier flies, thereby reducing the treatment cost, and at the same time, the treated black water The horsefly bodies can be reused as resources, which further enhances the economic benefits of these black soldier fly bodies.

The foregoing and other technical contents, features and effects of the present invention will be clearly understood in the following detailed description of the preferred embodiments with reference to the drawings.

Referring to FIGS. 1 and 2 , a method 3 for recycling black soldier fly worms according to the present invention includes a preparation step 31 , a heating step 32 and a drying step 33 ; wherein, a drying device is prepared in the preparation step 31 4, and the drying device 4 has a main body 41 with an accommodating space A formed therein, a heat source supply device 42 connected to the main body 41, a steam delivery pipeline 43 connected to the main body 41 and the heat source supply device 42, a A hot air conveying pipe 44 connecting the main body 41 and the heat source supply device 42, and a heat exchanger 45 disposed on the hot air conveying pipe 44 and located between the main body 41 and the heat source supply device 42, and this embodiment Among them, the body 41 has a plurality of partitions 411 arranged in the accommodating space A, and a plurality of black soldier fly bodies 5 are placed on each partition 411 in layers, so as to avoid the black soldier fly bodies 5. Excessive overlap, in addition, the drying device 4 has a return line 46 connecting the main body 41 and the hot air conveying line 44, and the return line 46 is preferably provided between the main body 41 and the heat exchanger Between 45 and 45, the heat source supply device 42 is preferably a steam boiler.

Continuing the above, in the heating step 32, steam is generated by the heat source supply device 42, and the steam is transported into the accommodating space A through the steam delivery pipeline 43, so that the accommodating space A can be contained by the steam The black soldier fly bodies 5 in the space A are steamed, and the setting of the cooking temperature and time is adjusted according to the specifications of the heat source supply device 42 and the number of these black soldier fly bodies 5. In this embodiment, the For example, the heat source supply device 42 is a 2-ton steam boiler. At the same time, the partitions 411 are covered with the black soldier flies 5, so the steam must be at least 200 degrees Celsius, and the cooking time should be at least 1.5 hours. Only then can these black soldier fly bodies 5 be completely steamed.

Referring to FIG. 1 and FIG. 3 , finally, in the drying step 33 , steam is generated by the heat source supply device 42 , and the steam is transported into the heat exchanger 45 through the hot air conveying line 44 . When the heat exchanger 45 is used to convert the steam into hot air, the hot air is transported to the accommodating space A through the hot air conveying pipeline 44, so that the black soldier flies in the accommodating space A can be transported by the hot air. The worm body 5 is dried to a moisture content of less than 15%. In addition, the hot air introduced into the accommodation space A can be recovered through the return line 46 and re-entered into the hot air conveying line 44 for recycling after use. In this way, operations such as steam cooking and hot air drying can be carried out for these black soldier fly bodies 5 in sequence, and these black soldier fly bodies 5 do not need to be transported during the treatment process, so it is possible to greatly save the cost. At the same time, the processed black soldier fly bodies 5 can be effectively reused as resources, which further improves the economic benefits of these black soldier fly bodies 5.

Continuing the above, after these black soldier fly worms 5 are ingested to convert organic waste into high-quality worm protein, they are then processed for recycling through the black soldier fly worm recycling method 3, that is, about After these black soldier fly bodies 5 are processed in the heating step 32 and the drying step 33, they can be used subsequently, and the processed black soldier fly bodies 5 can be used in a dry state, or It can also be ground into insect meal, and can be directly added to livestock feed as the main source of animal protein to replace fish meal and bone meal widely used in livestock feed, thereby avoiding excessive use of fish meal and causing overfishing. fish, and cause the depletion of marine resources, and at the same time avoid the possibility of vertical infection of livestock and livestock with mad cow disease caused by the use of bone meal, which further improves the safety of use; It is used in refining oil to make biodiesel or lubricating oil, etc., or added to skin care products or nutritional health food, which not only greatly reduces the pollution of organic waste to the environment, but also reduces the pollution of these black soldier flies. The worm body 5 can be utilized to the maximum extent, and the overall economic benefit can be improved more effectively.

Summarizing the foregoing, in the method for treating black soldier fly worms as a resource of the present invention, in the preparation step, the drying equipment is provided, and the drying equipment has a body on which the black soldier fly worms are placed, and is connected to the heat source of the body a supply device, respectively connecting the main body and the steam conveying pipeline and the hot air conveying pipeline of the heat source supply device, and a heat exchanger arranged on the hot air conveying pipeline, and then generating steam by the heat source supply device in the heating step, And the steam is introduced into the body through the steam conveying pipe to steam the black soldier flies. Finally, in the drying step, the steam is converted into hot air by the heat exchanger, and the hot air is conveyed through the hot air conveying pipe. In this way, the black soldier fly bodies can be dried to a moisture content of less than 15%, so that operations such as steam cooking and hot air drying can be performed on the black soldier fly bodies in sequence, which not only effectively saves processing The handling, time, and manpower and material resources in the process are reduced, thereby reducing the processing cost, and at the same time, the treated black soldier flies can be reused as resources, which further improves the economic benefits of these black soldier flies.

However, the above descriptions are only to illustrate the preferred embodiments of the present invention, and should not limit the scope of implementation of the present invention. , shall still fall within the scope covered by the patent of the present invention.

(this invention) 3: The treatment method of black soldier fly worms 31: Preparation steps 32: Heating step 33: drying step 4: Drying equipment 41: Ontology 42: Heat source supply device 43: Vapor delivery pipeline 44: Hot air delivery pipeline 45: Heat Exchanger 46: Return line 411: Separator A: Accommodating space 5: Black soldier fly body

FIG. 1 is a schematic block diagram of a preferred embodiment of the present invention. FIG. 2 is a schematic flow chart of the preferred embodiment. FIG. 3 is another schematic flow chart of the preferred embodiment.

3: The treatment method of black soldier fly worms

31: Preparation steps

32: Heating step

33: drying step

Claims (4)

A method for recycling black soldier flies, comprising: step 1: a preparation step, which is equipped with a drying device, and the drying device has a body with an accommodating space formed inside, and a heat source supply device connected to the body , respectively connecting the main body and the steam conveying pipeline and the hot air conveying pipeline of the heat source supply device, and a heat exchanger arranged on the hot air conveying pipeline, and at the same time, a plurality of black soldier flies to be treated are placed in the accommodating space worm body; step 2: heating step, the steam generated by the heat source supply device is transported into the accommodation space through the steam delivery pipeline, so that the black soldier flies in the accommodation space can be transported by the steam The worm body is steamed; and step 3: a drying step, which transmits the steam generated by the heat source supply device to the hot air conveying pipeline, and converts the steam into hot air through the heat exchanger, and then passes the hot air through The hot air conveying pipeline is transported into the accommodating space, so as to use the hot air to dry the black soldier flies in the accommodating space, and dry the black soldier flies to a moisture content of less than 15% . According to the method for recycling black soldier flies as claimed in claim 1 of the scope of the application, wherein the heat source supply device is a steam boiler. The method for recycling black soldier flies according to claim 1 of the scope of the application, wherein the drying equipment further has a return line connecting the main body and the hot air conveying pipeline, so that the hot air can be introduced into the main body for use Afterwards, it can be recovered and recycled through the return pipeline. According to the method for recycling black soldier fly worms according to claim 1 of the scope of the application, wherein a plurality of partitions are arranged in the main body, so that the black soldier flies are placed in layers on each partition superior.

Images