KR200498024Y1 - Ptecticus tenebrifer dedicated sorting equipment - Google Patents

Abstract

The present invention relates to a screening device dedicated to black soldier flies, which includes an inner screen drum that receives by-products of black soldier fly rearing into the inside and rotates to transport and discharge lumps of feces larger than black soldier fly larvae to one side and discharge the residue to the lower part; It is composed of an outer screen drum that receives the residue from the inner screen drum while housing the inner screen drum, transfers black soldier fly larvae to one side by rotation, selectively discharges them, and discharges the remaining feces to the lower part.
According to the above configuration, the inner screen drum and the outer screen drum, whose sieve eyes are different in size, rotate simultaneously and separate and discharge lumpy feces containing foreign substances, black soldier fly larvae, and powdery fecal soil, making it possible to easily select only black soldier fly larvae. This has the effect of not only reducing labor costs but also improving productivity by shortening the sorting time by performing the sorting work on Dongae, etc. with a small number of people.

Description

Sorting device dedicated to black soldier flies {PTECTICUS TENEBRIFER DEDICATED SORTING EQUIPMENT}

The present invention relates to a screening device dedicated to black soldier flies, and more specifically, to an inner screen drum that separates lumpy feces from by-products of black soldier flies, and an outer screen drum that receives the remaining feces from the inner screen drum and selects black soldier fly larvae. It is a dual-type selective device for black soldier flies that can easily select only black soldier fly larvae, thereby reducing labor costs and improving productivity by shortening the sorting time.

In general, food waste discharged from homes, restaurants, group cafeterias, etc. is treated by methods such as composting, conversion into feed, and conversion into energy.

Black soldier flies are a type of fly, and their larvae are known to have an excellent ability to decompose organic waste such as food waste during the growth process.

Recently, the environmental purification industry that treats food waste by multiplying black soldier flies in large quantities has been in the spotlight.

Among the rearing by-products obtained by raising black soldier fly larvae, fecal soil meets the ingredient conditions of fertilizer processing standards and can be used as organic compost, etc., and the larvae can be processed as a protein source and used for chicken feed or fish breeding, providing added value. It is a high industry.

The following is a patent document related to the present invention.

Registered Patent No. 10-2090204 (announced on March 17, 2020) relates to a ‘larval collection and sorter for black soldier fly breeding facilities’, which induces black soldier fly larvae to be housed and reared, and is separated on both left and right sides with a space in between. A larval collection sorter for black soldier fly breeding facilities that is installed in a black soldier fly breeding facility with a moving rail formed on the ground in the space between the rearing boxes that are stacked in multiple stages on both left and right sides and collects black soldier fly larvae. In the larva collection and sorter, a moving roller is installed on the bottom so that it can move along a moving rail, and it is configured to collect larvae such as black soldier flies in the breeding box while sorting them out from the feces collected together.

Registered Patent No. 10-2123932 (announced on June 18, 2020) relates to an 'automatic separation device for feces and larvae', which includes a main body installed at regular intervals on the ground with a plurality of support legs; A plurality of units are installed on the inside of the main body in the longitudinal and width directions, with an inlet at the top and an outlet at the bottom, and an internal space in the shape of an upper and lower narrowing that narrows toward the bottom is formed inside to supply food and larvae such as black soldier flies. breeding container; A rearing membrane that settles in the inner space of the rearing tank and allows the larvae to eat and decompose the food for a certain period of time, with eggs, small larvae, and food placed on top of the inserted black soldier flies, and feces are generated; A separation net that is installed at the bottom of the rearing membrane in the internal space and removes the rearing membrane when feces are generated after a certain period of time, allowing the larvae, food, and feces to be placed; It is installed at the bottom of each breeding trough and consists of a vibrating screen that vibrates to allow only the feces placed on the separation net to pass through and be discharged through the outlet.

Registered Patent Publication No. 10-2207748 (announced on January 26, 2021) relates to ‘a device for automatically separating larvae and fecal soil.’ This includes fecal soil, which is a by-product of larvae decomposing food waste. It is a device for separating larvae from the back, and includes a mixture storage unit that provides an internal space for the mixture of larvae and fecal soil to be introduced from the outside and stored in the back; And a screw disposed in the internal space and rotated in conjunction with the mixture storage unit, and moves the larvae and fecal soil on the back in the direction toward the outlet by rotation, wherein the mixture storage unit moves the fecal soil toward the outlet by rotation of the screw. It is composed of a cylindrical net with fine holes so that it is discharged to the outside before reaching the outlet while moving in the direction and is separated from the larvae when discharged through the outlet.

However, the above prior art can only separate larvae from powdered fecal soil and black soldier flies, etc., so in the case of lump-shaped fecal soil, there is a problem in that the larvae remain in the black soldier flies, etc., so the larvae must be selected again, and in the case of a vibrating tray, the larvae in the black soldier flies, etc. Due to their habit, they stick to each other or dig into even small holes, making it extremely difficult to select black soldier fly larvae from the fecal soil, which resulted in a decrease in overall productivity.

This design consists of an inner screen drum that separates lumpy feces from the by-products of rearing black soldier flies, and an outer screen drum that receives the remaining fecal soil from the inner screen drum and selects black soldier fly larvae, thereby reducing labor costs by easily selecting only black soldier fly larvae. Of course, we would like to provide a dedicated sorting device for Dongae, etc., which can improve productivity by shortening the sorting time.

In order to achieve the above task, the present invention includes an inner screen drum that receives black soldier fly rearing by-products to the inside, rotates it, transfers and discharges a lump of feces larger than black soldier fly larvae to one side, and discharges the residue to the bottom; It includes an outer screen drum that receives residue from the inner screen drum in a state where the screen drum is accommodated, transfers black soldier fly larvae to one side by rotation, selectively discharges them, and discharges the remaining feces to the bottom, including an inner screen drum and an outer screen drum. The inner screen drum accommodated in the outer screen drum is configured to be eccentrically positioned toward the upper right or upper left from the central axis of the outer screen drum depending on the direction of rotation to secure a retention space for temporary retention of residues therebetween.

In addition, it includes an outer drum support roller for rotatably supporting the outer screen drum, an outer drum drive roller for rotating the outer screen drum by receiving power from the outside while supporting the outer screen drum, and an inner drum drive roller. It includes an inner drum support roller to rotatably support the screen drum, and an inner drum drive roller to rotate the inner screen drum by receiving power from the outside while supporting the inner screen drum.

In addition, a mounting frame for mounting the outer screen drum in which the inner screen drum is accommodated, and the other end of the mounting frame are lifted to allow discharge of lumpy feces and dust from black soldier flies according to the variable inclination of the inner screen drum and the outer screen drum. An inclination angle adjustment means is provided to adjust the selection discharge speed.

The inner screen drum has a sieve size of 10 to 15 mm, and the outer screen drum has a sieve size of 4 to 6 mm.

In addition, the inner screen drum and the outer screen drum are each installed with a scraper for scraping off the fecal soil that is in close contact with the inner wall.

According to the present invention, the inner screen drum and the outer screen drum with different sizes of sieves are of a dual type that rotates simultaneously, so that lump feces containing foreign substances, black soldier fly larvae, and powdery fecal soil are separated and discharged, so that only black soldier fly larvae are discharged. It is easy to sort, and the sorting work on Dongae, etc. can be done with a small number of people, which has the effect of not only reducing labor costs but also improving productivity by shortening the sorting time.

Figures 1 and 2 are diagrams for explaining the structure of a screening device dedicated to Dongae, etc. according to the present invention.
Figure 3 is a diagram for explaining the screen drum arrangement structure of the dedicated sorting device for Dongae, etc. according to the present invention.

Terms or words used in this specification and claims should not be construed as limited to their common or dictionary meanings, and the designer may appropriately define the concept of terms in order to explain his or her own design in the best way. It must be interpreted with meaning and concept consistent with the technical idea of the present invention, based on the principle that it is.

Accordingly, the configuration described in this specification is only one of the most preferred embodiments of the present invention and does not represent the entire technical idea of the present invention, so at the time of filing this application, various equivalents and modifications that can replace them are available. You must understand that it can happen.

Hereinafter, with reference to the accompanying drawings, a preferred embodiment of a screening device dedicated to Dongae, etc. according to the present invention will be described in detail.

Referring to Figures 1 and 2, the embodiment of the present invention is largely an inner screen that receives the by-products of black soldier fly rearing into the inside, rotates it, transfers and discharges a lump of feces larger than black soldier fly larvae to one side, and discharges the residue to the bottom. In a state in which the drum 10 and the inner screen drum 10 are accommodated, the residue is received from the inner screen drum 10 and the larvae are transferred to one side by rotation, selectively discharged, and the remaining feces are discharged to the bottom. It is configured to include a screen drum (20).

In the above configuration, the by-products of black soldier fly rearing are from a breeding farm where black soldier fly larvae are raised by feeding food waste, including black soldier fly larvae (larvae), black soldier fly larvae eating food waste, decomposed feces, and undecomposed animal waste. It may contain foreign substances such as bones and vinyl.

The inner screen drum 10 is made of a mesh screen and sorts the input rearing by-products according to size. It is installed at a downward slope on one side, so that when the drum rotates, the rearing by-products are agitated to form lumps of feces (animal bones, vinyl, etc.) larger than black soldier larvae. (may include) is transferred to one side and discharged to the outside, and the residue is discharged to the bottom through the sieve and separated from each other.

The outer screen drum 20 accommodates the inner screen drum 10 on the inside. It is made of a mesh screen and is installed at a downward slope on one side, so that when the drum rotates, the residue is agitated and feces smaller than black soldier fly larvae are separated from the sieve. It is discharged to the lower part through the tube, and black soldier fly larvae are transferred to one side and selectively discharged to the outside.

According to the above technical configuration, the by-products of black soldier flies are either wet or dry depending on the breeding environment, and if the food waste contains foreign substances such as animal bones or vinyl, they do not decompose and take the form of lumps.

Therefore, even if the rearing by-products are in a lumpy form, the lumpy feces along with foreign substances are separated and discharged to the outside through the inner screen drum 10, and then the larvae of black soldier flies can be selectively separated from the remaining feces through the outer screen drum 20. .

In addition, the embodiment according to the present invention includes an outer drum support roller 210 for rotatably supporting the outer screen drum 20, and an outer screen drum 20 that receives power from the outside while supporting the outer screen drum 20. It includes an outer drum drive roller 220 for rotating the drum 20, an inner drum support roller 110 for rotatably supporting the inner screen drum 10, and a device for supporting the inner screen drum 10. It is configured to include an inner drum drive roller 120 for rotating the inner screen drum 10 by receiving power from the outside.

In detail, as shown in FIGS. 1 and 2, the outer screen drum 20 is seated and supported between the outer drum support rollers 210 whose front and rear ends are spaced at a certain width, and the outer drum support roller 210 ), one of which consists of an outer drum drive roller 220 that rotates by receiving power from the outside.

The outer drum drive roller 220 is connected to the outer drum drive motor 230 and a power transmission member 240 such as a chain or belt, and the outer screen drum 20 moves according to the speed control of the outer drum drive motor 230. The rotation speed can be varied.

The inner screen drum 10 is accommodated in the outer screen drum 20 and is supported by being seated between inner drum support rollers 110 whose front and rear ends are spaced at a predetermined width, and is supported by one of the inner drum support rollers 110. It consists of an inner drum drive roller 120 that rotates by receiving power from the outside.

The inner drum drive roller 120 is connected to the inner drum drive motor 130 by a power transmission member 140 such as a chain or belt, and moves the inner screen drum 10 according to the speed control of the inner drum drive motor 130. The rotation speed can be varied.

According to the above technical configuration, the outer screen drum 20 and the inner screen drum 10 are rotated by the respective drive motors 230 and 130, and the amount of rearing by-products input or the outer screen drum 20 or the inner screen is adjusted. The rotation speed can be optimally controlled depending on the operating state of the drum 10.

Next, referring to FIG. 3, the inner screen drum 10 accommodated in the outer screen drum 20 is positioned eccentrically to the upper right or upper left from the central axis of the outer screen drum 20 depending on the rotation direction.

The above technical configuration is to secure a retention space for temporarily retaining the residue received from the inner screen drum 10 by separating the inner screen drum 10 from the lower part of the outer screen drum 20. The outer screen drum ( 20) and the inner screen drum 10 are on the same axis, in order to secure the residence space, which is the separation space between the outer screen drum 20 and the inner screen drum 10, the diameter of the outer screen drum 20 must be increased accordingly or the inner screen drum 20 must be increased accordingly. The diameter of the screen drum 10 must be reduced, and according to the above configuration, even if the diameter of the outer screen drum 20 is not increased, sufficient residence space can be secured due to eccentricity, making it possible to implement the overall device compactly.

In addition, referring to Figures 1 and 2, the embodiment according to the present invention includes a mounting frame 40 for mounting the outer screen drum 20 in which the inner screen drum 10 is accommodated, and the other end of the mounting frame 40. An inclination angle adjustment means 50 is provided to lift and change the inclination of the inner screen drum 10 and the outer screen drum 20 to control the discharge rate of lumpy feces and the selection rate of black soldier flies.

Referring to the attached drawings, a base frame 30 installed at a predetermined height from the ground, and a mounting frame 40 on which an outer screen drum 20 is installed on the base frame 30 and accommodates an inner screen drum 10 are mounted. ) includes.

One end of the mounting frame 40 is coupled to the base frame 30 and the hinge 35, and the other end is provided with a tilt angle adjusting means 50. The tilt angle adjusting means 50 is rotatable on the base frame 30. It consists of a threaded rod that is coupled and has a handle at the bottom, and a support member that is screwed to the threaded rod and moves up and down. When the handle is turned in one direction, the support member rises along the thread line to lift the other end of the mounting frame (40), When the handle is turned in the opposite direction, the support member descends along the thread line and the other end of the mounting frame 40 comes down, allowing the tilt of the mounted inner screen drum 10 and outer screen drum 20 to be varied.

According to the above configuration, even if wet or dry rearing by-products are introduced into the inner screen drum 10 by the inclination angle adjustment means 50, the inclination angle of the inner screen drum 10 and the outer screen drum 20 is adjusted in consideration of its mobility. By varying it, it is possible to control the discharge rate of lumpy feces and the selection rate of black soldier fly larvae.

For example, when dry rearing by-products are introduced into the inner screen drum 10, they have excellent mobility, making it possible to maintain a lower inclination angle than when wet rearing by-products are introduced.

Of course, the inclination angle adjusting device 50 may be implemented by a cylinder mounted on the base frame 30 and a rod connected to the mounting frame 40.

The not-explained symbol 60 is a supply hopper for supplying rearing by-products to the inner screen drum 10. It is installed attached to the mounting frame 40, has an outlet extending inside the inner screen drum 10, and has a conveyor (not shown) to the inlet. ) can be extended and implemented to automatically supply breeding by-products.

Meanwhile, the inner screen drum 10 is preferably manufactured so that one end thereof protrudes more from the outer screen drum 20.

As described above, this is to separate and collect lumps of fecal soil as they are discharged through the inner screen drum 10 and black soldier fly larvae are selectively discharged through the outer screen drum 20.

For this purpose, there is an inner drum guide plate (82) for sending lumpy feces down to the collection box (72) at the bottom of one side of the inner screen drum (10), and a collection box (71) at the bottom of one side of the outer screen drum (20). An inner drum guide plate (81) for sending larvae down and a hopper-type guide plate (83) installed at the lower part of the outer screen drum (20) to collect fecal soil discharged through the sieve into the fecal soil collection box (73) are provided.

In addition, moving wheels (not shown) may be installed at the lower part of the base frame 30 to move the device to a work place for sorting black soldier flies.

And flanges 150, 250 are formed along both outer peripheral surfaces of the inner screen drum 10 and the outer screen drum 20, respectively, and the support rollers 110, 210 and drive rollers 120, 220 on one side of the inner screen drum 10 and the outer screen drum 20 are formed. ) is located on the outside of the flange (150, 250), and the support rollers (110, 210) and the drive rollers (120, 220) on the other end are located on the inside of the flange (150, 250), so that the inner screen drum (10) and the outer Even if the screen drum 20 is inclined downward, it can be held so as not to be pushed to one side.

Next, referring to FIG. 1, the inner screen drum 10 has a sieve size of 10 to 15 mm, and the outer screen drum 20 has a sieve size of 4 to 6 mm.

Preferably, the sieve opening size of the inner screen drum 10 is 12 mm, and the sieve opening size of the outer screen drum 20 is preferably 5 mm.

Black soldier flies have a habit of entering through holes. If the size (diameter) of the sieve eyes of the inner screen drum (10) is smaller than 12 mm, large black soldier flies become stuck in the sieve eyes or fail to pass through the sieve eyes and form lumps of feces. A phenomenon of discharge to the outside occurs along with it, and if the size (diameter) of the sieve eyes of the outer screen drum 20 is larger than 5 mm, small black soldier flies pass through the sieve eyes and are discharged to the bottom along with the feces and are not selected. Unable to do this happens.

Here, the screen drum can be manufactured from a perforated plate with holes drilled at regular intervals.

Referring to FIGS. 2 and 3, the inner screen drum 10 or the outer screen drum 20 is provided with a scraper 90 in close contact with the inner wall to scrape off the adhering fecal soil.

In detail, supports 91 are formed to extend from both ends of the mounting frame 40 with the outer screen drum 20 in between, and the scraper 90 passes through the outer screen drum 20 and is in close contact with the inner wall. In this state, both ends are fixed to the support 91.

The scraper 90 is fixed in close contact with the inner wall, and the outer screen drum 20 is in a rotating state, so that cleaning is performed while rotating by scraping off the fecal matter stuck to the inner wall, thereby preventing the sieve from clogging. There will be.

Additionally, the scraper 90 may be manufactured by attaching a urethane plate or a brush to the core material to prevent sagging.

The scraper installed on the inner screen drum 10 also has the same structure as the scraper 90 installed on the outer screen drum 20, and can be implemented satisfactorily from the above description, so detailed description will be omitted.

10: Inner screen drum
110: Inner drum support roller
120: Inner drum driving roller
130: Inner drum drive motor
140: Power transmission member
150: Flange
20: Outer screen drum
210: Outer drum support roller
220: Outer drum driving roller
230: Outer drum drive motor
240: Power transmission member
250: Flange
30: Base frame
35: hinge
40: Mounting frame
50; Tilt angle adjustment means
60: Feed hopper
71: Collected at Dongae etc.
72: Collection box
73: Fecal soil collection box
81: Outer drum guide plate
82: Inner drum guide plate
83: Hopper type information board
90: scraper
91: support

Claims (5)

An inner screen drum that receives black soldier fly rearing by-products to the inside and rotates to transport and discharge lumps of feces larger than black soldier fly larvae to one side and discharge the residue to the lower part;
It includes an outer screen drum that receives the residue from the inner screen drum in a state of accommodating the inner screen drum, transfers black soldier larvae to one side by rotation, selectively discharges them, and discharges the remaining feces to the lower part,
The inner screen drum accommodated in the outer screen drum is moved to the upper right from the central axis of the outer screen drum according to the rotation direction to secure a residence space for temporary retention of residue between the inner screen drum and the outer screen drum. Or, a screening device dedicated to black soldier flies, characterized by being eccentrically located to the upper left side. According to clause 1,
An outer drum support roller for rotatably supporting the outer screen drum, and an outer drum drive roller for rotating the outer screen drum by receiving power from the outside while supporting the outer screen drum,
An inner drum support roller for rotatably supporting the inner screen drum, and an inner drum drive roller for rotating the inner screen drum by receiving power from the outside while supporting the inner screen drum. A screening device exclusively for black soldier fly. According to clause 1,
a mounting frame for mounting the outer screen drum in which the inner screen drum is accommodated;
Dongae, characterized in that it is provided with an inclination angle adjustment means for lifting the other end of the mounting frame to adjust the discharge rate of lumpy feces and the rate of selective discharge of black soldier flies according to the variable inclination of the inner screen drum and the outer screen drum. Dedicated sorting device on the back. According to clause 1,
The inner screen drum has a sieve size of 10 to 15 mm, and the outer screen drum has a sieve size of 4 to 6 mm. According to clause 1,
A screening device exclusively for black soldier flies, characterized in that the inner screen drum or the outer screen drum is installed with a scraper for scraping off fecal soil that is in close contact with the inner wall.