JP2000169271A - Plant recycling apparatus and recycling - Google Patents

Abstract

PROBLEM TO BE SOLVED: To recycle a disposed plant in a short time at a low cost without being concerned in occurrence of environmental problems or shortage of landfill sites by processing plants such as cut grass, scattered leaves or pruned branches into a prescribed shape, using the processed plants as a raw material, stirring the raw material in a prescribed environment such as temperature, humidity, water or air, adding a fermentation material and composting the resultant material in a culture tank. SOLUTION: Disposed plants harvested from a park, a vacant land, a road, etc., are cut to 2-3 cm size with a cutter 1. The cutting is carried out depending on the size of the harvested raw material or so as to shorten the time for recycling. The cutter 1 is suitably selected as a crusher, a mill, a grinder, etc., according to the size and hardness of the raw material. In a culture tank 2, the raw material is stirred in a prescribed environment such as temperature, humidity, water or air and a fermenting material is added to compost the raw material. The fermenting material is a caffeic germ. The plant recycling apparatus 3 is composed of the cutter 1 and the culture tank 2 and the resultant fertilizer composted in the culture tank 2 is filled in a bag with a takeout and bagging machine 37.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a method for producing a fermented material by using plants such as cut grass, defoliated leaves, pruned branches and the like as raw materials, stirring the raw materials in a culture tank under a predetermined environment such as predetermined temperature, humidity, water, air and the like. TECHNICAL FIELD The present invention relates to an apparatus and a recycling method for recycling waste plants that have been composted.

[0002]

2. Description of the Related Art Conventionally, waste plants such as cut grass, defoliated leaves, pruned branches, and turf that are generated from parks, open spaces, roads, and the like are generally used as compost or feed in a treatment plant for effective use.
Treated by incineration, landfill, etc.

[0003]

As described above, composting and feed conversion in a processing plant requires a large amount of equipment for the plant and takes a considerable amount of time since natural composting and composting are required. There are issues such as. Also, incineration,
When processing by landfill, dioxin,
Environmental problems due to the generation of CO2 and costs due to incineration are also high, and in the case of landfill, there are problems such as insufficient landfill sites.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is possible to recycle plants discarded in a short time with a low-cost apparatus, without being concerned with the occurrence of environmental problems or lack of landfills. It is intended to provide possible devices and methods.

[0005]

Means for Solving the Problems A plant recycling apparatus according to the present invention comprises a processing means for processing plants such as cut grass, defoliated leaves and pruned branches into a predetermined shape, and a plant processed by the processing means as a raw material. It is provided with a culture tank in which the above-mentioned raw materials are agitated under a certain environment such as humidity, water and air, and a fermentation material is added to compost.

Further, processing means for processing plants such as cut grass, defoliation, pruned branches and the like into a predetermined shape, and using the plants processed by the processing means as raw materials under a constant environment such as temperature, humidity, water, air, etc. And a fermentation material is added thereto, and a fermentation material is added to the fermentation material to form a compost, and the fermentation material is connected and arranged.

[0007] Further, the fermented material is a cafe germ.

A plant obtained by processing a plant such as cut grass, leaf litter, or pruned branches into a predetermined shape is used as a raw material, and the raw material is stirred in a culture tank under a predetermined environment such as predetermined temperature, humidity, water, air, and fermentation. The material is added to compost.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 FIG. 1 is a block diagram of a plant recycling apparatus according to Embodiment 1 of the present invention. In the figure, reference numeral 1 denotes a cutting machine as a processing means for cutting waste plants (hereinafter, referred to as raw materials) such as cut grass, turf, pruned branches, etc., harvested as waste plants in parks, open spaces, roads, etc. is there. This cutting machine 1 cuts according to the size of the harvested raw materials and to shorten the time required for recycling, and appropriately according to the size and hardness of the raw materials such as a crusher, a clay powder machine, and a grinding machine. The selection is not limited to the cutting machine 1 as long as it is selected. Reference numeral 2 denotes a culture tank in which raw materials processed by the cutting machine 1 are provided and the raw materials are stirred under a certain environment such as temperature, humidity, water, and air, and a fermentation material is added to compost. The cutting machine 1 and the culture tank 2 constitute a plant recycling apparatus 3. Reference numeral 37 denotes a bagging machine that takes out the fertilizer composted in the culture tank 2 and packs it.

Next, a description will be given with reference to FIGS. Reference numeral 4 denotes a blower for supplying air to the culture tank 2, reference numeral 5 denotes a damper disposed in the ventilation passage 6 for adjusting the amount of air supplied from the blower 4, and reference numeral 7 denotes a constant temperature in the culture tank 2. Is a heater for Reference numeral 8 denotes an open / close sensor, and 9 denotes an exhaust port provided in an exhaust duct 10 provided above the culture tank 2, and the exhaust port 9 is opened and closed by a damper 10. 11
Is a temperature sensor for detecting the room temperature in the culture tank 2, 12 is a water supply pipe which is disposed above the culture tank 2 and sprays water into the culture tank 2 through a plurality of nozzles, 13 is a water supply tank, 1
4 is a drain valve installed in the water supply tank 13, 15 is a float switch for detecting the amount of water in the water supply tank 13, 16
Denotes a water supply valve, and 17 denotes a water supply solenoid valve that supplies water to the water supply tank 13.

Reference numeral 18 denotes a water supply valve installed in a water supply passage connecting the lower part of the culture tank 2 and the water supply tank 13, 19 denotes a filter for filtering water in the water supply tank 13, and 20 denotes a filter.
Is a pump for supplying water in the water supply tank 13,
The water drained from the inside is returned to the water supply tank 13, and is sprinkled into the culture tank 2 from the water supply pipe 12 by the pump 20 via the filter 19 and circulated. In the water supply tank 13, the waste water discharged from the culture tank 2 and the tap water supplied through the water supply valve 16 are separated, and only the supernatant of the waste water flows to the tap water storage side.

Reference numeral 21 denotes a motor. A sprocket 22 is attached to the end of the rotating shaft. A chain 24 is provided between the motor and a sprocket 23 provided at the end of the rotating shaft of the agitator described later provided in the culture tank 2. The stirrer is erected and can be rotated in the forward and reverse directions by driving the motor 21.
25 is the blower 4, the heater 7, the open / close sensor 8,
A control panel that is electrically connected to the temperature sensor 11, the float switch 15, the water supply solenoid valve 17, the water supply valve 18, the pump 20, and the motor 21 and receives a command signal.
It is composed of a connection unit, a control unit, an operation panel, and the like.

Next, the culture tank 2 will be described with reference to FIGS. Numeral 28 is disposed at the upper part of the culture tank 2 and is a loading door into which raw materials and the like are loaded, which can be opened and closed by a closed handle. Reference numeral 29 denotes a monitoring window for monitoring the inside of the culture tank 2. The inside of the tank of the culture tank 2 is made of a stainless steel material having a strong acidity, for example, SUS316 material. As shown in FIG. 5, the stirrers are arranged at two places near the side wall at the lower part of the culture tank 2 and at one place at the lower central part. The stirrers 26 arranged at two places near the side wall are
The rotary shaft 27 is arranged at a plurality of positions in the axial direction with a predetermined interval. The stirrer 26 has a boss 26a mounted on a rotating shaft 27, and a stirrer arm 26c having stirrer blades 26b mounted in three directions radially from the boss 26a at intervals of 120 ° to the boss 26a.

Further, a stirrer is disposed at one place in the center of the lower part of the culture tank 2. This stirrer 30 is provided with a screw blade extending in the axial direction around the rotation shaft. Further, the stirrer 30 is detachable and rotatable in forward and reverse directions. In order to prevent the screw blades of the stirrer 30 from being clogged by raw materials, the stirrer 30 is covered with a cover 31 at a predetermined interval as shown in FIG.

At the side walls of the culture tank 2 at both ends of the stirrer 30, inclined portions are provided on the side walls to prevent the raw material from moving in one direction due to the rotation of the stirrer 30 and solidifying. The raw material moved in one direction by the inclined portion is prevented from being inverted and solidified in one place by the inclined portion, and the raw material is made uniform. Further, for example, a Teflon tape is attached to the inclined portion to make the raw material slippery.

Embodiment 2 Next, a plant recycling method will be described with reference to FIGS. First, the water supply valve 16 is opened, and the water supply electromagnetic valve 17 is
Is opened to supply water to the water supply tank 13. The raw material is processed to a predetermined size by processing means, and the input door 2 of the culture tank 2 is processed.
8 is opened and put into the culture tank 2. Raw material is culture tank 2
About 2/3 of the above. Injection door 2 for culture tank 2
8 is opened, and fermentation material, for example, café germ is put into the culture tank 2. The raw materials are agitated by rotating the agitators 26 and 30. The water stored in the water supply tank 13 is drawn up by the pump 20 through the filter 19 and sprinkled into the culture tank 2 from the water supply pipe 12 in a shower shape. The blower 4 is driven to supply air into the culture tank 2. The heater 7 raises the temperature in the culture tank 2 to a predetermined temperature, for example, 50 ° C., and maintains the predetermined temperature. Stirring, drying, and deodorization are performed while maintaining a constant environment such as temperature, humidity, and air volume in the culture tank 2. After the raw materials are put into the culture tank 2, the above operation is performed, and after about one month has passed, compost is produced. (10) The compost in the culture tank 2 is carried out of the culture tank 2 by a conveyor, and is automatically bagged by a bagging machine 37.

Embodiment 3 FIG. 8 is a configuration diagram when a culture tank according to Embodiment 3 of the present invention is connected and arranged. A plurality of culturing tanks 2 (six in FIG. 8, indicated by A to F) are arranged, and each culturing tank 2 receives and receives a command signal from a water supply pipe 12 for supplying water and a control panel 25. And an exhaust duct 34 connecting the culture tank 2 and the deodorizer 33 to deodorize the odor in the culture tank 2. Reference numeral 35 denotes an exhaust control box, and reference numeral 36 denotes a deodorizer control panel.

In the first embodiment, the stirrer 26 is
3 at 120 ° intervals radially on the boss 26a attached to
Stirrer arm 2 with stirrer blades 26b attached in the direction
6c is installed, but the number of stirrer blades, radiation angle 1
The interval is not limited to 20 °.

Further, as shown in FIG. 2, a description has been given of a case where the stirrers 26 are continuously disposed at the same position on the rotating shaft 27 at the same position of the stirrer blades 26b.
As shown in (2), a certain phase difference may be provided and the raw materials can be stirred more efficiently.

[0020]

Since the present invention is configured as described above, it has the following effects.

The raw material is processed into a predetermined size by a processing means for processing a plant such as cut grass, defoliation, pruned branches and the like into a predetermined shape, and the raw material is stirred under a constant environment such as temperature, humidity, water and air. At the same time, fermentation material is added, so that no environmental problems occur, equipment costs are low, composting can be efficiently performed in a short time, and waste plants can be recycled.

A processing means for processing plants such as cut grass, defoliation, pruned branches and the like into a predetermined shape, and using the plants processed by the processing means as raw materials, stirring the raw materials under a constant environment such as temperature, humidity, water, air, etc. And a fermentation material is added to the fermentation material to form a composting tank. Since the above-mentioned fermenting tanks are connected and arranged, large-scale composting can be efficiently performed in a short time, and waste plants can be recycled. .

A plant obtained by processing a plant such as cut grass, defoliation, pruned branches and the like into a predetermined shape is used as a raw material, and the raw material is stirred in a culture tank under a predetermined environment such as predetermined temperature, humidity, water, air and fermentation. According to the plant recycling method in which materials are added and composted, composting can be efficiently performed in a short time, and the waste plant can be recycled.

[Brief description of the drawings]

FIG. 1 is a block diagram of a plant recycling apparatus according to a first embodiment of the present invention.

FIG. 2 is a layout diagram of the plant recycling apparatus according to the first embodiment of the present invention.

FIG. 3 is a configuration diagram of a culture tank that is a main part of the plant recycling apparatus according to the first embodiment of the present invention.

FIG. 4 is a side view of a culture tank that is a main part of the plant recycling apparatus according to the first embodiment of the present invention.

FIG. 5 is an internal configuration diagram of a culture tank that is a main part of the plant recycling apparatus according to the first embodiment of the present invention.

FIG. 6 is a detailed view of a cover of the stirrer of the plant recycling apparatus according to the first embodiment of the present invention.

FIG. 7 is a flowchart of a plant recycling method according to a second embodiment of the present invention.

FIG. 8 is a configuration diagram of a plant recycling apparatus according to a third embodiment of the present invention.

[Explanation of symbols]

1 cutting machine, 2 culture tank, 3 plant recycling equipment, 26, 30 stirrer, 37 bagging machine.

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) C05F 17/02 B09B 3/00 ZABA

Claims (4)

[Claims] 1. A processing means for processing plants such as cut grass, defoliated leaves, pruned branches and the like into a predetermined shape, and using the plants processed by the processing means as raw materials under a constant environment such as temperature, humidity, water and air. And a fermentation material is added thereto, and a fermentation material is added thereto to form a compost. 2. A processing means for processing plants such as cut grass, defoliated leaves, pruned branches and the like into a predetermined shape, and a plant processed by said processing means as a raw material, wherein said raw material is obtained under a constant environment such as temperature, humidity, water, air and the like. And a fermentation material is added thereto and a fermentation material is added thereto to form a compost, and the fermentation material is composted. 3. The plant recycling apparatus according to claim 1, wherein the fermentation material is café germ. 4. A plant obtained by processing a plant such as cut grass, leaf litter, or pruned branches into a predetermined shape as a raw material, and the raw material is stirred in a culture tank under a predetermined environment such as a predetermined temperature and humidity, water, and air. A plant recycling method, wherein fermentation material is added and composted.