KR102177739B1 - Apparatus for fermentating sawdust - Google Patents

Abstract

The present invention is an invention for a sawdust fermentation apparatus, and an invention for an apparatus for automatically generating fermented sawdust by introducing the sawdust into which microorganisms are injected into a fermentation chamber.
Specifically, a cartridge 100 for receiving sawdust 10 therein;, a fermentation chamber 200 for accommodating the cartridge;, a body 300 for accommodating a plurality of the fermentation chambers;, a chamber for supplying air to the fermentation chamber ( 400); consists of a configuration including.

Description

Sawdust fermentation device {Apparatus for fermentating sawdust}

The present invention is an invention for a sawdust fermentation apparatus, and an invention for an apparatus for automatically generating fermented sawdust by putting the sawdust into which microorganisms are injected into a fermentation chamber.

Patent Invention 001 discloses a method of manufacturing fermented sawdust using colloidal sulfur. The manufacturing method of fermented sawdust comprises the steps of crushing the timber to 16mm or less through the first and second crushing processes; Putting the crushed sawdust into a stirrer, diluting colloidal sulfur and water by 1,000 times, and spraying the sawdust so that the moisture content in the sawdust is about 60%; And fermenting for 6 days in summer and 12 days in winter while mixing sawdust into which sulfur is added.

Patent Invention 002 increases the amount of sawdust that can be fermented at one time when fermenting sawdust for mushroom culture medium, and selectively supplies moist heat or dry heat to the sawdust to shorten the fermentation period of sawdust. It relates to a fermentation apparatus, wherein a plurality of rectangular recessed receiving portions are formed to be spaced apart from each other, and sawdust loading portion is loaded with sawdust above the recessed receiving portion; A water spraying unit provided with a water spraying pipe through which water is supplied from the outside to spray water on the sawdust loaded in the sawdust loading portion, and a moving member provided at both ends of the water spraying pipe to support the water spraying pipe and moving from the sawdust loading portion; And a hot air discharge pipe inserted into the recessed receiving part, a branch pipe coupled with the hot air discharge pipe to diverge the hot air into the plurality of hot air discharge pipes, and a blower connected to the branch pipe to blow hot air, and the hot air discharge pipe is moved to enter and exit the recessed receiving part. It is proposed to include a hot air discharge unit.

Patent Invention 003 relates to a fermentation tank of a compost and sawdust processing device, a fermentation tank storing compost and sawdust inside, and supplying air that is recessed to open upwards at the bottom of the fermentation tank to ferment compost and sawdust as supplied air. The line, through the mesh hole to supply air to the compost and sawdust while preventing compost and sawdust from falling through this air supply line, and a grating provided on the upper side of the air supply line, and the grating supported by this grating and through the mesh hole Thus, it characterized in that it comprises a filter member that blocks as much as possible from falling of the compost and sawdust into the air supply line.

Patent Invention 004 is a frame having a suspension space in the center; Suspension support shafts rotatably installed on both sides of the upper surface of the frame; An upper and lower open type sorting body provided in the suspension space of the frame and having a sorting net detachably installed on an inclined floor; A suspension support mounted and fixed to the front and rear sides of both sidewalls of the sorting body and having a suspension connection part and a driving connection part sequentially configured in the longitudinal direction; One end hingedly connected to the suspension connecting portion of the suspension support and the other end rotatably connected to the suspension support shaft on the frame 10; A crank plate having one end hingedly connected to the driving connection portion of the suspension support; A crank rod having the other end connected to the crank plate and eccentrically mounted on a drive shaft; A stirrer installed at the front and rear sides of the screen at the bottom of the screen, and the end of the rotary stirrer at the bottom is in contact with the upper surface of the screen; A transfer device for transferring the sorting sawdust passing through the sorting net of the sorting body; And a transfer device for transferring the sawdust for re-sorting discharged to the outlet of the sorting body, wherein the sorting net comprises: a first sieve installed at the inlet side of the sorting body; And a second sieve installed on the sorting body so as to maintain a gap with the first sieve.

KR 10-2010-0084341 A (Publication date July 26, 2010) KR 10-1235913 B1 (registration date February 15, 2013) KR 10-1261333 B1 (Registration date April 30, 2013) KR 10-1557474 B1 (registration date September 25, 2015)

The present invention is an invention for a sawdust fermentation apparatus, and an invention for an apparatus for automatically generating fermented sawdust by putting the sawdust into which microorganisms are injected into a fermentation chamber.

The present invention is an invention for a sawdust fermentation device, specifically a cartridge 100 for accommodating sawdust 10 therein;, a fermentation chamber 200 for accommodating the cartridge;, a body 300 for accommodating a plurality of fermentation chambers ;, a chamber 400 for supplying air to the fermentation chamber;

The present invention is an invention for a sawdust fermentation apparatus, and in the cartridge, fermentation chamber, and chamber of the present invention,

The cartridge 100 has an open top, a housing shape, and a receptor 110 having a plurality of first through holes 111 formed therein;, a plurality of second through holes 121 are formed, and the receptor is selectively Includes; a cover 120 to open and close.

The present invention is an invention of a sawdust fermentation apparatus, and in the above-mentioned invention, the fermentation chamber 200 is a closed shape, an air supply pipe 210 positioned at the lower side, and formed in a plurality;, and formed in the air supply pipe It includes a plurality of air nozzles 220;, a tubular air discharge pipe 230 located above the fermentation chamber.

The present invention is an invention of a sawdust fermentation apparatus, and in the above-mentioned invention, the chamber 400 accommodates air with controlled temperature and humidity, and a main chamber 410 communicating with the fermentation chamber; and a temperature higher than that of the main chamber And a high-temperature chamber 420 that receives air of and communicates with the fermentation chamber; and a low-temperature chamber 430 that receives air having a temperature lower than that of the main chamber and communicates with the fermentation chamber.

The present invention is an invention for a sawdust fermentation device, and in the invention presented above, a door 310 having one side hinged to the body and the other side forming a fixing device;, a door support coupled with the door and the body Device 320; includes.

The present invention is fermented by receiving sawdust inside the cartridge to facilitate the management of sawdust.

In the present invention, since the fermentation conditions in the fermentation chamber are implemented by air inflow and outflow through the air supply pipe and the air discharge pipe, an optimized fermentation condition can be implemented.

In the present invention, since air is supplied using a plurality of chambers, optimal fermentation conditions can be quickly supplied.

Since the fermentation apparatus of the present invention supplies oxygen, it is possible to quickly realize the conditions for generating microorganisms.

1 is a layout view of a fermentation chamber accommodating a cartridge and a cartridge of the present invention.
Figure 2 is a schematic diagram of the fermentation chamber and chamber of the present invention.
Figure 3 is a diagram showing the operation of the fermentation chamber and the cartridge of the present invention.
4 is a perspective view of a door, an air supply pipe, and an air discharge pipe formed in the fermentation chamber of the present invention.
5 and 6 are detailed perspective views of the cartridge, air supply pipe, and air discharge pipe of the present invention.
Figure 7 is a fermentation chamber and cartridge operation relationship of the present invention.

Hereinafter, in order to describe in detail enough that a person of ordinary skill in the art can easily implement the present invention, a most preferred embodiment of the present invention will be described in detail. The citation relations in the following examples are merely numbers presented to aid technical understanding, and other non-cited examples may be cited. Even if the configuration is not specified in the following examples, it can be substituted with an object that exhibits similar purposes and effects. Even sub-concept configurations not specified in the following examples are regarded as specified.

[Example 1-1] The present invention relates to a sawdust fermentation apparatus. Cartridge 100 for receiving sawdust 10 therein;, fermentation chamber 200 for receiving the cartridge;, body 300 for receiving a plurality of fermentation chambers;, chamber 400 for supplying air to the fermentation chamber It consists of a configuration including;

The present invention is an invention for a sawdust fermentation apparatus. The sawdust is accommodated in the cartridge, and the cartridge is accommodated in the fermentation chamber. The fermentation chamber is accommodated in one body. For optimal fermentation conditions, the chamber contains air with controlled temperature and humidity, and the air is supplied to the fermentation chamber. The plurality of fermentation chambers implement different fermentation conditions. This is because the cartridge time input into the fermentation apparatus is different. As a result, it is possible to produce continuous fermented sawdust, and productivity can be improved.

[Example 1-2] The present invention relates to a sawdust fermentation apparatus, and in Example 1-1, the chamber includes those formed inside and/or outside the body.

In order to realize the ideal fermentation conditions of sawdust, the air must satisfy the optimum fermentation conditions. The air is supplied to the fermentation chamber by maintaining the optimum temperature and humidity in the chamber. The chamber is manufactured as a separate device and may be located inside or outside the body. If located inside, it can improve the efficiency of management. On the other hand, if it is located outside, efficiency can be improved in a large-capacity facility. The reason is that air can be supplied from one chamber to a plurality of bodies.

[Example 1-3] The present invention relates to a sawdust fermentation apparatus, and in Example 1-1, the sawdust includes a mixture of a microorganism solution, bran, and molasses.

The fermented sawdust of the present invention accommodates microorganisms and creates an environment for generating microorganisms. For the growth of microorganisms, bran and molasses are mixed with sawdust. The bran can be substituted with rice bran and sesame, and the molasses is diluted with water and used. The sawdust is used for insect breeding, and microorganisms present in the sawdust become food for insects. Therefore, it is possible to continuously produce sawdust for breeding insects through the present invention.

[Example 1-4] The present invention relates to a sawdust fermentation apparatus, and in Example 1-1, the cartridge includes a rectangular shape.

In order to improve the fermentability of sawdust, the cartridge takes a thin and wide tray shape. Therefore, the sawdust is accommodated in the cartridge with a thin and uniform thickness. The rectangular shape of the cartridge can improve management and use efficiency. This is because a plurality of thin cartridges can be stacked.

[Example 1-5] The present invention relates to a sawdust fermentation apparatus, and in Example 1-1, the cartridge, the body, the fermentation chamber, and the chamber include those formed of stainless steel.

In order to realize the ideal fermentation conditions, the air contains a large amount of moisture. Also, fermentation heat is generated during the fermentation process. By the moisture and fermentation heat, the cartridge body fermentation chamber chamber may be corroded. Therefore, it is preferable to select a corrosion-resistant material for the structure. Specifically, it must be made of stainless metal or coated with a corrosion-resistant paint.

[Embodiment 2-1] The present invention is an invention for a sawdust fermentation apparatus, and in Embodiment 1-1, the cartridge 100 has an open upper portion, a case shape, and a plurality of first through holes 111 The receptor 110 is formed;, a plurality of second through holes 121 are formed, and a cover 120 for selectively opening and closing the receptor; includes.

The sawdust is accommodated inside the cartridge. In order to ensure the ease of receiving and discharging the sawdust, the cartridge takes the form of a container-shaped container and a cover covering the container. Sawdust is placed inside the receptor. In order to circulate air inside the cartridge, a first through hole is formed in the lower portion of the container, and a second through hole is formed in the cover. Air supplied to the lower part of the receptor penetrates the sawdust and is discharged through the cover.

[Example 2-2] The present invention is an invention for a sawdust fermentation apparatus, and in Example 2-1, a separation prevention net 130 that is seated on the bottom of the receptor and formed with a hole of a uniform size; includes.

If the size of the first through hole is small, air cannot be easily supplied, and if the size of the first through hole is large, sawdust may leak out. To solve this, a departure prevention net is placed under the receptor. The separation prevention net is formed of a small mesh net, and the mesh net penetrates air and prevents sawdust leakage.

[Example 2-3] The present invention is an invention for a sawdust fermentation apparatus, and in Example 2-1, a handle 140 formed on the side of the receptor includes;

[Example 2-4] The present invention is an invention for a sawdust fermentation apparatus, and in Example 2-1, a first sliding plate formed on the outer bottom surface of the receptor, formed in a longitudinal direction, and formed in plural ( 150); includes.

Handles are formed on both sides of the cartridge in order to ensure ease of mounting and detachment of the cartridge into the fermentation chamber. A first sliding plate is mounted on the lower surface of the cartridge. This is to easily supply and discharge the heavy cartridge. The first sliding plate is preferably made of a Teflon material, and a roller or the like may be mounted if necessary.

[Example 2-5] The present invention is an invention for a sawdust fermentation device, and in Example 2-1, a fastening device 160 formed on the receptor and the cover, and coupling and separating the receptor and the cover; includes do.

Each of the container and the lid constituting the cartridge has a separate configuration. The cover should be mounted and removed from the container. For complete mounting, the receiver and cover are equipped with fasteners. The fastening device may be formed by bolting or pinning, or may be elastically coupled by a pivoting hook.

[Example 3-1] The present invention is an invention for a sawdust fermentation apparatus, and in Example 2-1, the fermentation chamber 200 is a closed shape, located at the lower side, and formed in a plurality of air supply pipes 210 );, an air nozzle 220 formed in the air supply pipe and formed in a plurality;, an air discharge pipe 230 located above the fermentation chamber and having a tubular shape.

[Example 3-2] The present invention relates to a sawdust fermentation apparatus, and in Example 3-1, the air nozzles are arranged at uniform/non-uniform intervals.

The cartridge containing sawdust is combined inside the fermentation chamber, and in order to form effective fermentation conditions, the fermentation chamber must maintain a constant temperature and humidity. The constant temperature and humidity of the fermentation chamber is achieved by the air supplied to the fermentation chamber. The air supply pipe is located under the fermentation chamber to supply air. On the other hand, the air discharge pipe is located above the fermentation chamber to discharge air. In order to ensure uniformity of air supply inside the fermentation chamber, the air supply pipe forms a plurality of air nozzles. Fermented air is ejected at a uniform pressure through the air nozzle.

[Example 3-3] The present invention is an invention of a sawdust fermentation apparatus, and in Example 3-1, a second sliding plate formed in a lower part of the fermentation chamber and fixed in a symmetrical position with the first sliding plate ( 240); includes.

The lower upper surface of the fermentation chamber and the lower part of the cartridge are in contact and sliding. Since the air supply pipe is located on the lower upper surface of the fermentation chamber, it interferes with the cartridge. To prevent this, the upper surface of the lower portion of the fermentation chamber forms a second sliding plate. The cartridge is mounted on the upper surface of the second sliding plate. The cartridge is in contact with the upper surface of the second sliding plate and is easily moved inside and outside the fermentation chamber. In addition, since the first sliding plate presented above is in contact with the second sliding plate, movement efficiency can be improved. This facilitates heavy cartridge installation.

[Embodiment 3-4] The present invention relates to a sawdust fermentation apparatus, and in Embodiment 3-1, a discharge fan 231 formed in the air discharge pipe and forcibly discharging air from the fermentation chamber includes;

[Example 3-5] The present invention is an invention for a sawdust fermentation apparatus, in Example 3-4,

It is formed in the air discharge pipe, and includes a purification filter 232 for purifying air.

[Example 3-6] The present invention is an invention for a sawdust fermentation apparatus, in Example 3-5,

The purification filter is formed of a filter cartridge 232a, and the air discharge pipe forms a filter case 232b.

Air inside the fermentation chamber must be discharged to the outside. The exhausted air contains odors, which causes environmental problems. To prevent this, the exhaust air must be purified through a purification filter. Filters have a limited life and must be replaced at a certain point in time. To ensure easy replacement, filter cartridges and filter cases are formed. The filter cartridge is mounted inside the filter case. Therefore, the user can easily remove the filter cartridge and replace the filter. To ensure the ease of air discharge inside the fermentation chamber, a discharge fan is installed in the air discharge pipe. The discharge fan of the air discharge pipe imparts transmission energy to the air to easily discharge the air inside the fermentation chamber.

[Example 4-1] The present invention is an invention for a sawdust fermentation apparatus, and in Example 2-1, the chamber 400 accommodates air with controlled temperature and humidity, and a main chamber 410 communicating with the fermentation chamber ;, a high-temperature chamber 420 receiving air of a higher temperature than the main chamber and communicating with the fermentation chamber; and a low-temperature chamber 430 receiving air having a lower temperature than the main chamber and communicating with the fermentation chamber; Include.

The fermentation chamber of the present invention must continuously and uniformly maintain optimal fermentation conditions. The fermentation conditions are controlled by air temperature, humidity, and oxygen content. The present invention uses three chambers to implement the fermentation conditions. One is the main chamber, which prepares the set temperature and humidity conditions in advance and supplies them into the fermentation vessel. The fermented sawdust inside the fermentation container heats itself according to the fermentation time. Thus, the temperature and humidity are changed. In order to control this effectively, it is necessary to properly supply high temperature air and low temperature air in real time. The high temperature air and low temperature air are supplied from the high temperature chamber and the low temperature chamber. For air supply, the main chamber and the fermentation chamber are communicated with a main communication pipe 411, and the high temperature chamber and the fermentation chamber are communicated with a high temperature communication pipe 421. The low temperature chamber and the fermentation chamber are communicated with a low temperature communication pipe 431. Each communication pipe is equipped with a communication amount control valve. A main valve 412 is mounted on the main communication pipe, a high temperature valve 422 is mounted on the high temperature communication pipe, and a low temperature valve 432 is mounted on the low temperature communication pipe.

[Example 4-2] The present invention is an invention for a sawdust fermentation apparatus, and in Example 4-1, one side is in communication with the fermentation chamber, and the other side is connected to the main communication pipe, high temperature communication pipe, and low temperature communication pipe. It includes; container 440.

[Embodiment 4-3] The present invention is an invention of a sawdust fermentation apparatus, and in Embodiment 4-2, a blowing fan 441 is accommodated in the temperature control container and blows air toward the fermentation chamber; .

Air supplied to the main communication pipe can be supplied directly to the fermentation chamber. However, the present invention is supplied to the fermentation chamber through a temperature control vessel. The temperature control container is located in the main communication pipe, does not supply directly controlled air, but supplies air that is re-regulated according to the fermentation chamber temperature. The re-adjusted air consists of a low temperature chamber or air mixing in a high temperature chamber. Accordingly, the temperature control vessel mixes air from the main chamber, the high temperature chamber, and the low temperature chamber, and controls the amount of air supplied to the chamber. The air that has been re-conditioned in the temperature control container is supplied into the fermentation chamber using a blower fan.

[Embodiment 4-4] The present invention is an invention for a sawdust fermentation apparatus, and in Embodiment 4-2, a first temperature sensor 451 installed inside the fermentation chamber; 2 temperature sensor 452;, a third temperature sensor 453 installed inside the main chamber;, a fourth temperature sensor 454 installed inside the high temperature chamber; and a fifth temperature installed inside the low temperature chamber It includes; sensor 455.

In order to uniformly maintain the fermentation chamber optimal fermentation conditions, the fermentation chamber is equipped with a first temperature sensor, and the fermentation chamber temperature is measured in real time. In addition, the temperature of the temperature control vessel, the main chamber, the high temperature chamber, and the low temperature chamber are measured by the second to fifth temperature sensors. The temperature control device measures the temperature of the first to fifth temperature sensors in real time. In addition, a temperature control device 456 is mounted to control the temperatures of the fermentation chamber, temperature control vessel, main chamber, high temperature chamber, and low temperature chamber from the measured information. The temperature control device controls the opening/closing amount and whether the individual control valves are opened or closed. The individual control valve is a first control valve mounted on one side of the temperature control container, the individual control valve is a second control valve mounted on the other side of the temperature control container, and the second control valve is formed in plural and communicated from each chamber. Is bonded to the tube.

[Embodiment 4-5] The present invention relates to a sawdust fermentation apparatus, and in Embodiment 4-1, an oxygen supplier 460 communicating with the main chamber and/or the temperature control vessel and supplying oxygen; Include.

Microorganisms are located inside fermented sawdust. To promote the growth of microorganisms, oxygen must be supplied in an appropriate amount. To this end, the present invention includes an oxygen supplier. The oxygen supplier may be in communication with the main chamber, or may be installed in a temperature control container. The oxygen supplier may control a certain amount of oxygen generation by using an oxygen regulator.

[Embodiment 4-6] The present invention is an invention for a sawdust fermentation apparatus, and in Example 4-1, an electric heater 471 accommodated in the main chamber and the high-temperature chamber and heats the air inside the chamber; and And a cooler 472 that is accommodated in the main chamber and the low temperature chamber and cools the air inside the chamber.

[Embodiment 4-7] The present invention relates to a sawdust fermentation apparatus, and in Embodiment 4-6, the electric heater includes an electric heater (471a) installed through the inside and outside of the heater.

[Embodiment 4-8] The present invention relates to a sawdust fermentation apparatus, and in Embodiment 4-6, the electric heater includes a heat transfer plate 471b in contact with the front and/or one surface of the heater.

[Example 4-9] The present invention relates to a sawdust fermentation apparatus, and in Example 4-6, the cooler includes a radiator or a Teltier element installed inside the chamber.

[Embodiment 4-10] The present invention relates to a sawdust fermentation apparatus, and in Embodiment 4-9, the radiator includes an external water pipe 472a or a refrigerant supply device 472b.

The main chamber, the high-temperature chamber, and the low-temperature chamber contain air, and the air is controlled by an electric heater or a cooler. Specifically, the electric heater constitutes a heat transfer heater or a heat transfer plate, and the cooler is constituted of a Teltier element that directly absorbs heat, and as another embodiment, a radiator is used. A refrigerant connected to a refrigerating device circulates inside the radiator, and as another example, constant water may be circulated.

[Example 5-1] The present invention is an invention for a sawdust fermentation device, and in Example 2-1, a door 310 having one side hingedly coupled to the body and the other side forming a fixing device;, the door And a door support device 320 coupled to the body.

[Example 5-2] The present invention relates to a sawdust fermentation apparatus, and in Example 5-1, the door is formed in plural, and is formed in each fermentation chamber.

[Example 5-3] The present invention is an invention for a sawdust fermentation apparatus, and in Example 5-2, a display 331 mounted on the door and indicating temperature and humidity of the fermentation chamber;, and mounted on the door It includes; a timer 332 for measuring the fermentation time of the fermentation chamber.

[Embodiment 5-4] The present invention relates to a sawdust fermentation apparatus, and in Embodiment 5-3, it includes an alarm means 333 for emitting an alarm to the outside according to the setting of the timer.

[Example 5-5] The present invention is an invention for a sawdust fermentation apparatus, in Example 5-4,

The door support device is formed of an air cylinder (333a) or a support link (333b); includes.

Fermented sawdust is accommodated in the cartridge and fermented in the fermentation chamber. The fermentation chamber is accommodated in a plurality inside the body. For smooth inflow and outflow of the cartridge, the fermentation chamber or body is equipped with a door. In order for the user to visually check the temperature and humidity inside the fermentation chamber, a display indicating temperature and humidity is mounted on the door or body. For sawdust fermentation, the time for fermentation inside the fermentation chamber is important. A timer is installed to control the fermentation time. The timer is mounted on the door or body for user recognition. The timer is interlocked with the alarm means and warns visually or audibly. The alarm means forms a bell or a light emitting device. The timer is combined with the controller to control the fermentation chamber air supply. The door is hinged. In order for the door to maintain a constant opening angle, the door is equipped with a door support device. The door support device uses an air cylinder. Or it is preferable to use a support link.

10: sawdust 100: cartridge
110: receptor 111: first through hole
120: cover 121: second through hole
130: departure prevention net 140: handle
150: first sliding plate 160: fastening device
200: fermentation room 210: air supply pipe
220: air nozzle 230: air discharge pipe
231: exhaust fan 232: purification filter
240: second sliding plate 300: body
310: door 320: door support device
331: display 332: timer
333: alarm means 400: chamber
410: main chamber 411: main communication pipe
412: main valve 420: high temperature chamber
421: high temperature communication pipe 422: high temperature valve
430: low temperature chamber 431: low temperature communication pipe
432: low temperature valve 440: temperature control container
441: blowing fan 451: first temperature sensor
452: second temperature sensor 453: third temperature sensor
454: fourth temperature sensor 455: fifth temperature sensor
456: temperature control device 460: oxygen supply
471: electric heater 472: cooler

Claims (5)

In the sawdust fermentation device,
Cartridge 100 for accommodating sawdust 10 therein;
A fermentation chamber 200 accommodating the cartridge;
A body 300 accommodating a plurality of the fermentation chambers;
Including; a chamber 400 for supplying air to the fermentation chamber,
The fermentation chamber 200 has a closed shape, is located in the lower portion, and is formed in a plurality of air supply pipes 210;
An air nozzle 220 formed in the air supply pipe and formed in a plurality;
A tubular air discharge pipe 230 located above the fermentation chamber;
A purification filter 232 formed in the air discharge pipe and used for purifying air;
And a second sliding plate 240 formed in the lower part of the inside of the fermentation chamber and fixed at a symmetrical position with the first sliding plate to be described later, and preventing interference between the air supply pipe and the cartridge,
The purification filter is formed of a filter cartridge (232a), the air discharge pipe forms a filter case (232b),
The cartridge 100 has an open top, a housing shape, and a receptor 110 having a plurality of first through holes 111 formed therein;
A cover 120 having a plurality of second through holes 121 formed therein, and selectively opening and closing the receptor;
Sawdust fermentation apparatus comprising; a first sliding plate 150 formed on the outer bottom surface of the receptor, formed in a longitudinal direction, and formed in a plurality.
delete delete The method according to claim 1,
The chamber 400 accommodates air whose temperature and humidity are adjusted, and the main chamber 410 communicates with the fermentation chamber;,
A high-temperature chamber 420 receiving air of a higher temperature than the main chamber and communicating with the fermentation chamber;,
Sawdust fermentation apparatus comprising; a low temperature chamber (430) receiving air of a lower temperature than the main chamber and communicating with the fermentation chamber.
The method according to claim 1,
A door 310 having one side hinged to the body and the other side forming a fixing device;,
Sawdust fermentation device comprising a; door support device (320) coupled to the door and the body.

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