JP2006000739A - Waste sorting and recycling system and operation method therefor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a waste sorting and recycling system capable of treating and sorting waste, wherein waste wood, pruned branches, fallen timber, tiles and pebbles such as concrete pieces and earth and sand are mixed, on the spot, and an operation method therefor. <P>SOLUTION: The waste sorting and recycling system is equipped with a wood crusher 3 for receiving the wood from a sorting and charging machine 2 and the wood chips having a large size from a wood chip sorter described later to crush and chip them, a wood chip sorter 4 for sorting the wood chips from the wood crusher 3 into two kinds of large and small chips, a first sorter 6 for sorting waste other than wood sorted from the waste into three kinds of large, medium and small sizes, a second sorter 7 for sorting the waste having a large size sorted by the sorter 6 into tiles and pebbles, and residue, a crusher 8 for compressing and crushing the waste having a medium size sorted by the sorter 6, the tiles and pebbles sorted by the second sorter 7 and the crushed matter having a large size sorted by a third sorter, and the third sorter 9 for sorting the crushed matter from the crusher into two kinds of large and small sizes. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a waste recycling system and a recycling method, and more particularly, sorting and reuse of waste for processing and sorting waste in which rubble and earth and sand such as waste wood, pruned branches, fallen trees, and concrete pieces are mixed. The present invention relates to a system and its operation method.

  In recent years, various attempts have been made to select and reuse materials that can be reused from wastes in connection with a shortage of resources. As waste, mainly industrial waste, waste discharged from households, etc. are sorted and reused.

  On the other hand, in the forestry industry, in the growth process of trees, pruning to ensure innocence and control of annual ring composition, deforestation to remove competing tree species, density adjustment of competing trees and harvesting of trees Thinning work is being carried out. A system has been proposed in which the trees produced by these thinning and thinning operations are peeled off at the work site and the peeled tree is broken into chips (see, for example, Patent Document 1).

JP 2002-103310 A

  Attempts have been made to effectively use trees obtained by thinning or thinning, as in the above-mentioned conventional technology, but waste wood, pruned branches, fallen trees, concrete pieces, etc. are located in a slightly open area in the mountains. In some cases, waste from rubble is piled up with soil and left unattended. Some of these wastes have been discarded by logging and others, and some have been dumped illegally.

  The waste discarded by the logging mentioned above rots with time and does not affect the environment, but the illegally dumped waste described above is likely to deteriorate the surrounding environment. Therefore, it should be used or disposed of by separating it into resources and waste that can be collected and used in the regeneration plant, but it costs transportation to the regeneration plant, and the transportation route is due to protests from residents in the transportation route. Currently, it is left as it is because it is difficult to secure it.

  The present invention has been made on the basis of the above-mentioned matters, and can sort and recycle waste that can be treated and sorted in the field for waste mixed with rubble such as waste wood, pruned branches, fallen trees, and concrete pieces, and earth and sand. The purpose is to provide a usage system and a method for operating the system.

  In order to achieve the above object, the present invention provides a first invention for sorting and reusing waste for processing and sorting waste mixed with debris and earth and sand such as waste wood, pruned branches, fallen trees, concrete pieces, etc. A system for receiving and crushing and sorting wood from the waste, receiving wood from the sorting and feeding machine, and large-sized wood chips from a wood chip sorter described later, and crushing them. A wood crusher to be chipped, a wood chip sorter for sorting wood chips from the wood crusher into two types, large and small, and an input device for swaging waste other than wood sorted out of the waste, A first sorter that accepts waste other than wood from the input machine and sorts it into three types of large, medium, and small sizes, and large-size waste other than wood sorted by the first sorter Accepting things, and debris A second sorter that sorts the residue, a medium-sized waste sorted by the first sorter, rubble sorted by the second sorter, and a third sorter that will be described later. Characterized in that it comprises a crusher that receives the crushed material of a large size and compresses and crushes them, and a third sorter that sorts the crushed material from the crusher into two sizes of large and small. It is in the sorting and recycling system for waste.

  The second invention is a waste sorting / reuse system for processing and sorting waste mixed with debris such as waste wood, pruned branches, fallen trees, concrete pieces, and earth and sand, wherein the wood is extracted from the waste. A sorting and feeding machine that holds and sorts wood, a wood crusher that accepts wood from the sorting and feeding machine and a large-sized wood chip from a wood chip sorting machine, which will be described later, and crushes them into chips, and the wood crushing A wood chip sorter that sorts wood chips from the machine into two types, large and small, a thrower that pours waste other than wood sorted from the waste, and waste other than wood from the thrower A first sorter that accepts and sorts this into three types of large, medium, and small sizes, and a large-size waste sorted by the first sorter, and sorts these into rubble and residue. A second sorter and the first sorter A third sorter that receives medium-sized waste sorted by a separate machine and sorts these into rubble and residue, rubble sorted by the second and third sorters, and a later-described rubble A crusher that accepts large-sized crushed materials sorted by the sorter 4 and compresses and crushes them, and a fourth sorter that sorts the crushed materials from the crusher into two sizes of large and small The waste sorting and reuse system is characterized by having it.

  Furthermore, the third invention is a waste sorting and reuse system according to the first or second invention, further comprising a transfer conveyor for connecting the devices according to the arrangement state of the devices. is there.

  According to a fourth aspect of the present invention, in any one of the first to third aspects, the first sorter includes a plurality of comb teeth and a plurality of comb teeth supported so as to vibrate. It is in the waste sorting and reuse system which is a feature.

  Furthermore, the fifth invention is a waste sorting and reuse system characterized in that the waste sorting and reuse system according to any one of the first to fourth inventions is operated at a site where the waste is located. It is in the system operation method.

  According to the waste sorting and reuse system of the present invention, waste mixed with rubble such as waste wood, pruned branches, fallen trees, concrete pieces, and earth and sand can be sorted and removed locally. The removal work of waste can be performed in a short time, the deterioration of the surrounding environment can be suppressed, and the landscape can be restored as before.

  According to the operation method of the waste sorting and reuse system of the present invention, each machine constituting the system is self-propelled or mobile, so that each machine is arranged and adjusted according to the topography of the site where the waste is located. It is possible to respond smoothly at the site.

  Hereinafter, embodiments of a waste sorting and reuse system and its operation method according to the present invention will be described with reference to the drawings.

  FIG. 1 shows an embodiment of a waste sorting and reuse system and its operation method according to the present invention. In FIG. 1, reference numeral 1 denotes waste wood to be treated, pruned branches, fallen trees, concrete pieces, etc. Waste mixed with rubble and earth and sand, 2 is a sorting and charging machine. This sorting and charging machine 2 sorts and throws in wood materials such as waste wood, pruned branches, and fallen trees in waste 1. Then, the main body, the endless track crawler type traveling body provided on the main body, the revolving body provided on the main body so as to be able to turn, the multi-indirect arm provided on the revolving body so as to be able to be lifted and lowered, It is comprised with the holding nail | claw provided in the front-end | tip.

  3 is a wood crusher, and this wood crusher 3 crushes the wood material selected by the sorting and charging machine 2. In this example, a main body and an endless track crawler type traveling body provided on the main body are provided. The wood material receiving portion provided in the main body, the crushing portion for crushing the wood material introduced by the wood material receiving portion into chips, and the discharge conveyor for discharging the wood chips crushed by the crushing portion Has been.

  4 is a wood chip sorter, and this wood chip sorter 4 sorts the wood chips crushed by the wood crusher 3 into two sizes of large and small. In this example, as shown in FIGS. A main body 4A, an endless track type traveling body 4B provided on the main body 4A, a wood chip receiving portion 4C provided on the main body 4A, and a large size TL in the wood chip received by the wood chip receiving portion 4C. A sieving part 4E having a plurality of rows of rotatable piece-like members 4D having a plurality of protrusions which are discharged while being transported and drop the small size TS downward, and a small sized wood chip sieved by the sieving part 4E It is comprised with the discharge conveyor 4F which discharges TS. The small-sized wood chip TS sorted by the wood chip sorter 4 is used, for example, as a compost material. Further, the large-sized wood chip TL sorted by the wood chip sorter 4 is returned to the wood crusher 3 by an appropriate transport conveyor and crushed into small-sized wood chips.

  5 is a charging machine, and the charging machine 5 is used to remove the remaining waste from which the wooden material is extracted from the waste 1, for example, debris such as concrete pieces, small pieces of wooden material, and waste such as earth and sand. For example, a main body, an endless track type traveling body provided on the main body, a revolving body provided on the main body so as to be capable of turning, and a multi-indirect arm provided on the revolving body so as to be able to be raised and lowered. And a digging bucket provided at the tip of the multi-indirect arm.

  6 is a first sorter that accepts waste other than wood from the input machine 5, such as concrete pieces, rubble such as wood pieces, earth and sand, etc. For example, as shown in FIGS. 4 to 6, a main body 6A, an endless track type traveling body 6B provided on the main body 6A, and a hopper 6C provided on the main body 6A, are selected. The first sieving portion 6E, which is provided in the main body 6A and includes a plurality of stages of comb teeth 6D as shown in FIG. 6 and is supported so as to vibrate, and the first sieving portion 6E. A first discharge conveyor 6F that discharges a large-size waste AO that has been sieved, for example, a large piece of concrete, and a first sieve unit that is installed below the first sieve unit 6E as shown in FIG. Medium-sized waste AM in waste that has passed 6E, for example A second sieving portion 6G for catching small pieces of mintcrete and passing a small-sized waste AS such as earth and sand, gravel, etc., and a medium-size waste AM captured by the second sieving portion 6G. A second discharge conveyor 6H for discharging and a third discharge conveyor 6I for discharging small-sized waste AS such as gravel.

  The small-sized waste AS such as earth and sand and gravel sorted by the first sorter 6 described above is used as reclaimed earth and sand for spraying a slope, for example. Further, the medium-sized waste AM, such as a small piece of concrete, and the large-sized waste AO, such as a large piece of concrete, which are sorted by the first sorter 6 are shredded by a crusher described later so that they can be reused. It is crushed.

  Reference numeral 7 denotes a second sorter. The second sorter 7 is a large-size waste of a large piece of concrete, such as a large-size waste AO such as a large piece of concrete sorted by the first sorter 6. CL and residue R are sorted and sorted. In this example, as with the above-described sorter 2, a main body, an endless track type traveling body provided on the main body, and a swivel provided on the main body are provided. The revolving body, a multi-indirect arm provided on the revolving body so as to be able to be raised and lowered, and a gripping claw provided at the tip of the multi-indirect arm. The aforementioned residue is treated as mixed waste.

  8 is a crusher. This crusher 8 is a medium-sized waste AM sorted by the first sorter 6 such as a small piece of concrete, and a large piece of concrete sorted by the second sorter 7 or the like. A large-size waste CL is to be crushed. In this example, the main body, an endless track type traveling body provided on the main body, and a main sorter, for example, sorted by the first sorter 6 are provided. A hopper for receiving a medium-sized waste AM such as a small piece of concrete and a large-size waste CL such as a large piece of concrete sorted by the second sorter 7, and a waste AM, CL provided in the main body And a discharge conveyor that discharges the crushed material crushed in the crushing section.

  Reference numeral 9 denotes a third sorter. This sorter 9 sorts the crushed material crushed by the crusher 8 into two types of sizes, CO and CS. It is composed of a possible main body, a sieving portion provided on the main body so as to vibrate, and a driving portion of the sieving portion. The small-sized crushed material CS sorted by the third sorter 9 is used as, for example, recycled soil for spraying material on a slope. Further, the large-size waste CO sorted by the third sorter 9 is returned to the crusher 8 by an appropriate conveying conveyor so that it can be reused, and is crushed into small-size crushed materials. Reference numerals 10 and 11 denote the conveyors described above.

Next, the operation and operation method of the above-described waste sorting and reuse system of the present invention will be described.
In the vicinity of the discarded waste 1, the sorter 2 and the feeder 5 are arranged. A wood crusher 3 and a wood chip sorter 4 are sequentially arranged at the subsequent stage of the sorting and charging machine 2.

  In addition, the first sorter 6, the crusher 8, and the third sorter 9 are sequentially arranged in the subsequent stage of the input device 5, and further, between the first sorter 6 and the third sorter 9, A second sorter 7 is arranged. Further, a conveyor 10 for returning large-sized wood chips sorted by the wood chip sorter 4 to the wood crusher 3 is disposed between the wood crusher 3 and the wood chip sorter 4. Further, a conveyor 11 for returning a large size crushed material sorted by the third sorter 9 to the crusher 8 is disposed between the third sorter 9 and the crusher 8.

  In this arrangement relationship, first, the sorter 2 sorts and holds the wood material in the waste 1 and throws it into the wood crusher 3. The wood crusher 3 crushes the input wood material into chips, and inputs the chips into the wood chip sorter 4.

  The wood chip sorter 4 sorts the input wood chips into two sizes, large and small, and discharges them. The small-sized wood chips TS that have been discharged and accumulated are reused as compost material or the like. The discharged and accumulated large-sized wood chips TL are returned to the wood crusher 3 by the carry-out conveyor 10 and crushed into small-sized wood chips TS.

  By the above-described sorting process of the wood material, the waste material 1 becomes a waste material excluding the wood material. Specifically, the waste material 1 is a waste material in which rubble such as concrete pieces and earth and sand are mixed. This waste is fed by the input device 5 and input to the first sorter 6. The first sorter 6 is configured such that the mixed pruned branches, concrete pieces and other rubble and earth and sand are mixed into a small-size waste AS made of earth and sand, and a medium-size waste made of concrete pieces. Sorted into three types, AM and large-sized waste AO made of large pieces of concrete, etc., and discharged respectively.

  The small-sized waste AS made of earth and sand is used as, for example, recycled earth and sand for spraying a slope. Further, the medium-sized waste crushed material AM made of small concrete pieces is fed into the crusher 8. The crusher 8 crushes the medium-sized waste crushing material AM made of small concrete pieces into a small size and discharges it to the third sorter 9. The third sorter 9 sorts the crushed material crushed by the crusher 8 into two types of sizes CO and CS, and discharges them.

  As described above, the small-sized crushed material CS sorted by the third sorter 9 is used as, for example, a recycled material for spraying a slope. Further, the large sized crushed material CO sorted by the third sorter 9 is returned to the pulverizer 9 by the carry-out conveyor 11 and crushed into small sized crushed materials CO.

  The large-size waste AO composed of large pieces of concrete sorted by the first sorter 6 described above sorts and holds the large pieces of concrete CL that can be used as recycled materials by the second sorter 7, and crushes them. In Thereby, the residue contained in the large-sized waste AO made of concrete pieces or the like remains. This residue is treated as mixed waste.

  According to this embodiment, it is possible to provide a recycling plant for waste in which rubble such as waste wood, pruned branches, fallen trees, and concrete pieces and earth and sand are mixed. Thereby, the waste can be immediately processed at the waste site. Moreover, since each machine which processes is made to be self-propelled or movable, the arrangement | positioning adjustment of each machine can be made to respond | correspond easily according to the local topography with a waste.

  FIG. 7 shows another embodiment of the waste sorting and reuse system and its operation method of the present invention. In FIG. 7, the same reference numerals as those shown in FIG. 1 denote the same parts. In this embodiment, since there is a high possibility that the residue R is mixed in the medium-sized waste AM made of the concrete pieces sorted out by the first sorter 6, the concrete pieces CM and the residues R are mixed. And a fourth sorting means 12 for secondary sorting. In this example, the fourth sorting means 12 has shown a method of manually sorting, but it can also be configured by a sieving device.

  According to this embodiment, the same effects as those of the embodiment of the present invention described above can be obtained, and finer selection and extraction of the recycled material can be performed.

  In the above-described sorting process, when a large amount of wood waste is mixed in the waste, the wood waste may be mixed in the small-size waste AS made of earth and sand sorted by the second sorter 6. . In this way, the mixture of wood chips in the earth and sand can be reused as embankment material.

  Further, in the above-described embodiment, when the discharge end and the receiving part of each machine cannot be arranged close to each other due to the local terrain situation, between the discharge end and the receiving part of each machine, It is possible to arrange and configure a conveyor.

1 is a configuration diagram showing an embodiment of a waste sorting and reuse system and an operation method thereof according to the present invention. It is a front view which shows an example of the wood chip sorter which comprises the waste sorting and reuse system of this invention shown in FIG. It is a top view which shows an example of the wood chip sorter shown in FIG. It is a front view which shows an example of the 1st sorting machine which comprises the sorting and reuse system of the waste material of this invention shown in FIG. It is a top view which shows an example of the 1st sorting machine shown in FIG. It is a perspective view of the 1st sieve part which comprises an example of the 1st sorter shown in FIG. It is a block diagram which shows other embodiment of the sorting / reuse system of waste of this invention, and its operating method.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Waste 2 Sorting input machine 3 Wood crusher 4 Wood chip sorter 5 Input machine 6 1st sorter 7 2nd sorter 8 Crusher 9 3rd sorter

Claims (5)

  A waste sorting / reuse system for processing and sorting waste mixed with rubble and earth and sand such as waste wood, pruned branches, fallen trees, concrete fragments, etc., and sorting and charging machine for grasping and sorting wood from the waste A wood crusher that accepts wood from the sorting and charging machine and a large-sized wood chip from a wood chip sorting machine, which will be described later, and crushes the chips into chips, and the wood chips from the wood crusher Wood chip sorter that sorts into two types, input machine that pours waste other than wood selected from the waste, and accepts waste other than wood from the input machine, A first sorter that sorts into three types of sizes; a second sorter that accepts large-size waste sorted by the first sorter and sorts them into rubble and residue; Sorted by the first sorter A crusher that accepts the waste of Izu, the rubble selected by the second sorter, and the large crushed material sorted by the third sorter described later, and compresses and crushes them, and the crusher A waste sorting and reuse system, comprising: a third sorter that sorts the crushed material from the waste into two sizes of large and small.   A waste sorting / reuse system for processing and sorting waste mixed with rubble and earth and sand such as waste wood, pruned branches, fallen trees, concrete fragments, etc., and sorting and charging machine for grasping and sorting wood from the waste A wood crusher that accepts wood from the sorting and charging machine and a large-sized wood chip from a wood chip sorting machine, which will be described later, and crushes the chips into chips, and the wood chips from the wood crusher Wood chip sorter that sorts into two types, input machine that pours waste other than wood selected from the waste, and accepts waste other than wood from the input machine, A first sorter that sorts into three types of sizes; a second sorter that accepts large-size waste sorted by the first sorter and sorts them into rubble and residue; Sorted by the first sorter The third sorter that accepts the waste of Izu and sorts it into rubble and residue, the rubble sorted by the second and third sorters, and the fourth sorter described later. And a fourth sorter for sorting the crushed material from the crusher into two large and small sizes. Waste sorting and reuse system.   The waste sorting and reuse system according to claim 1 or 2, further comprising a transfer conveyor that connects the devices according to the arrangement state of the devices.   The waste sorting / reuse method according to any one of claims 1 to 3, wherein the first sorter includes a plurality of comb teeth and a plurality of comb teeth that are supported so as to vibrate. system.   A method for operating a waste sorting and reuse system, wherein the waste sorting and reuse system according to any one of claims 1 to 4 is operated at a site where the waste is present.

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