JPH0613112B2 - Waste sorting device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention is mainly applied to a control panel, a pillar, a talc, a board, a corrugated cardboard, an ALC, a concrete lump, earth and sand, etc.
The present invention relates to a device for roughly sorting various kinds of waste such as glass pieces, cloth, reinforcing bars, steel bars, shaped steels, various pipes, etc. into three types, large, medium and small.

(Prior art) Various types of coarse garbage are generated from ordinary households, offices, and factories,
Although it is classified to a certain extent and the subsequent treatment is relatively easy to carry out, a large amount of the above-mentioned waste is discharged from the construction site where the building or the building is destroyed and then rebuilt. Some of such wastes are recyclable and some cannot be landfilled or incinerated as they are, and in many cases, rough selection was performed manually.

(Problems to be solved by the invention) However, since this rough sorting process requires a lot of manpower and labor and is accompanied by danger, it is a troublesome problem in the recent lack of manpower, and the waste disposal process. The reality is that a drastic improvement in the system is strongly desired.

The present invention has been made in view of the above, and it is to provide a novel waste sorting apparatus capable of efficiently roughly selecting three types of large, medium, and small wastes by simply inputting various waste treatments. Has an aim.

(Means for Solving the Problems) The configuration of the present invention for achieving the above object will be described with reference to the accompanying drawings corresponding to the embodiments.

FIG. 1 is a plan view of a waste sorting apparatus according to an embodiment of the present invention, FIG. 2 is a side view of the same, FIG. 3 is a sectional view taken along line III-III in FIG. 1, and FIG. FIG. 8 is a side view of another embodiment of the spiral body.

In the waste sorting apparatus of the present invention, a screen 11 for passing small waste C is stretched on the bottom surface, and a frame 10 having an opening 12 at the upper side and a frame 10 having the same plane parallel to each other inside the frame 10. Helical body 20 rotatably supported in the same direction
... and the lateral discharge part 1 for discharging the large waste A provided in the rotation direction of the top of the spiral body 20 in the frame 10.
4 and a front discharge part 17 for discharging the middle waste B in the spiral direction of the spiral body 20 in the frame 10.

When the screen 11 is composed of a plurality of perforated screen bodies 11a having a circular arc cross section, durability and maintainability are improved.

The spiral body 20 is usually composed of a central shaft portion 21 and a spiral blade 22, but it can be moved without wrapping around when sorting wastes containing many electric wire cords and cords. A coil 25 having support shafts 26a and 26b may also be used. Further, if a plurality of claws 24, ... Are replaceably provided on the outer peripheral edge portion at equal pitches, the waste contained in the bag can be easily blown and developed, and the long product can be easily discharged. Also,
A reinforcing plate 23 may be provided between the spiral blade 22 and the central shaft portion 21 to improve durability. Furthermore, the spiral body 20 ...
Are arranged in parallel in the frame 10 in such a manner that they are rotated in the same direction at the same speed and are overlapped with each other within a range in which the spiral blades 22 or the coils 25 do not hit each other in a state where the phases are substantially the same as each other. .

(Function) The capacity for roughly selecting the waste by the selecting device having the above configuration will be described. The shovel loader, bulldozer, etc., are used for various kinds of waste such as control panel, pillar, talc, board, cardboard, ALC, concrete block, earth and sand, glass pieces, cloth, rebar, various steel materials and pipes, etc. When thrown in from above, small wastes C such as earth and sand, glass fragments, and nails are immediately sieved by the screen 11 on the bottom surface and fall down, and are accumulated below this device. The small waste C can be received by the belt conveyor 51 and carried out, or can be directly received by the dump truck and carried out. Spiral 20 out of waste
Large bulky waste A such as control panels, pillars, talcs, boards, cardboards, ALCs, reinforcing bars, steel materials, pipes, etc.
Are conveyed in the rotational direction by their rotation on the spirals 20 ... And are discharged from the side discharge part 14. Further, the medium waste B such as concrete blocks, wood pieces, steel pieces, etc. that fall between the spiral bodies 20 but do not pass through the screen 11 is conveyed and discharged to the discharge section 17 in the front by the thrust by the thrust of the spiral bodies 20. Thus, wastes of various sizes mixed with each other are automatically loaded into the device 1, and the wastes of large, medium and small are automatically mixed.
The wastes A, B, and C of various sizes are roughly sorted.

When the screen 11 is composed of a rostrur-shaped porous screen body 11a ...
It is possible to prevent staying between 0 and 0 and improve durability and maintainability.

The spiral body 20 is composed of a central shaft portion 21 and a spiral blade 22 suitable for waste containing a large amount of concrete lumps, and a coil 25 suitable for waste containing a large amount of electric wire cords, cords, wires and the like.
It can consist of and.

If a plurality of pawls 24 are provided on the outer peripheral edge of the spiral body 20 at an equal pitch so that the claws 24 can be replaced, the carrying capacity is improved, and particularly long waste A is prevented from accumulating in the valleys between the spiral bodies 20. Further, the reinforcing plate 23 is appropriately attached to the spiral blade 22.
Further, the spirals 20 are rotated in the same direction at the same speed, and the spiral blades 22 or the coils 25 are parallel to each other in the frame 10 in parallel with each other within a range in which the spiral blades 22 or the coils 25 do not hit each other in substantially the same phase. When arranged in a row, waste, such as cloth, awnings, rugs, and cut pieces of corrugated cardboard, which have a large area, do not stay between the spiral blades 22 or between the coils 25 and are efficiently fed laterally by the rotation of the spiral body 20 ... To be done.

(Example) An example will be described with reference to the drawings.

In FIG. 1 to FIG. 3, the waste sorting apparatus 1 is provided with a rostral porous screen body 11 a having an arc-shaped cross section through which a small waste C is passed on the bottom surface, and an opening 12 is opened upward. The frame 10, four rows of spiral bodies 20 ... Which are rotatably supported in the same plane in parallel with each other in the same plane in the same plane in the same direction and at the same speed, and the driving means 30 for driving the spiral bodies 20. , A side discharge part 14 for discharging large waste A provided in the rotation direction of the top of the spiral body 20 in the frame 10, and a front discharge part 1 for discharging medium waste B in the propelling direction of the spiral body 20 in the frame 10.
7 and 7. The screen 11 is not limited to the grate, but for the purpose of cleaning when clogging and preventing overload, Japanese Patent Application No. 1-312232 by the applicant of the present application.
The opening / closing structure disclosed in the specification and drawings can be adopted.

The frame 10 is supported high by about 2 m to form a small waste collection space below, and has a side wall 10a and a rear end wall 10b around the discharge portions 14 and 17 and four rows of spiral bodies 20. Bottom screen body 11 arranged corresponding to
Below the a ... A chute 12 for collecting small waste C is provided on the unloading belt conveyor 51, and a ramp way 13 for continuously discharging the large waste A is provided in the side discharge section 14. It goes without saying that rolling rollers and rotating rollers can be appropriately arranged in the ramp way 13, and further protective walls 13a and 13b are provided at the front and rear. The front discharge portion 17 is composed of an open end from which the front end wall is removed, and a belt conveyor 52 for receiving and carrying out the intermediate waste B is provided below the open end.

The spiral body 20 is composed of a center shaft 21 having small diameter shafts 21a and 21b supported by bearings 41 and 42, and a spiral blade 22 attached to the center shaft 21. Spiral blade 22
May have a single line as shown or a plurality of lines. Further, as shown in the specification of Japanese Patent Application No. 1-312327 and the drawings by the applicant of the present invention, the central shaft portion 21 and the spiral blade 22 are equally divided in the longitudinal direction and further divided into two to be assembled into a small diameter shaft. As a result, it is possible to partially replace a damaged or worn item. 45 ° pitch claws 24 ... Are removably attached to the outer peripheral edge of the spiral blade 22 via a bracket or using a screw hole.

In the illustrated example, the spiral bodies 20 ... Are arranged in a state where the claws 24 ... Adjacent to each other are overlapped with each other. However, as for the spiral bodies 20 ... Which are rotated at a constant speed, as shown in FIG. Are arranged in the overlapping state within the range where they do not hit each other in almost the same phase, and the cloth, awning, rug,
Wastes having a large area and long objects such as corrugated cardboard are efficiently laterally fed without staying between the blades 22.
Further, instead of the claws 24, it is possible to form irregularities such as saw teeth and gear teeth on the outer peripheral edge of the spiral blade 22.

Of the spiral bearings 41, 42, the rear one 41 is arranged outside the rear end wall 10b of the frame 10, and the front one 42 is arranged separately from the frame front end. Above the rear bearing 41, there is provided a platform 19 on which a bucket loader or the like moves in order to put mixed waste into the present device.

The spiral driving means 30 rotates the spiral body 20 at about 60 to 120 rpm, and includes a gear box 31 provided behind the bearing 41 and an electric motor (or a hydraulic motor) 35. In the gear box 31, a large gear 32 attached to the small diameter shaft 21a of the spiral body 20, an idler gear 33 meshing with two adjacent large gears 32, 32, and a motor meshing with the large gear 32 on one side The pinion 34 with a shaft is housed therein and is appropriately lubricated.

The spiral body 20 has support shafts 26a, 26 at both ends when a large amount of power cords, wires, various cords, and ropes are contained in the waste.
It consists of the coils 25 with b, so that they can be carried out without wrapping. Further, although not shown, the coil 25 and the one using the spiral blade 22 may be combined in half and mixed.

(Effects of the Invention) As described above, according to the waste sorting apparatus of the present invention,
Various kinds of wastes such as construction wastes are reasonably and automatically used for a short time into three kinds of wastes A, B and C of large, medium and small sizes by using the screen 11 and the spiral body 20. It is possible to make a rough selection in order to eliminate labor shortage, improve labor safety, and facilitate reuse, recycling, crushing and landfilling of the next process.

[Brief description of drawings]

FIG. 1 is a plan view of a waste sorting apparatus according to an embodiment of the present invention, FIG. 2 is a side view of the same, FIG. 3 is a sectional view taken along line III-III in FIG. 1, and FIG. FIG. 5 is a side view of another embodiment of the spiral body, and FIG. 5 is a plan view of another embodiment of the spiral blade. (Explanation of symbols) 1 ... Waste sorting device, 10 ... Frame, 11 ...
Screen, 11a ... Rostral porous screen body,
14 ... Side discharge part, 17 ... Front discharge part, 20 ... Spiral body, 21 ... Central shaft part, 22 ... Spiral blade, 23 ...
Reinforcement plate, 24 is a nail, 25 ... Coil, 26a, 26b ...
… Spindle, A ... Large waste, B ... Medium waste, C ... Small waste.

Claims (7)

[Claims] 1. A frame (10) having a screen (11) stretched on its bottom surface for allowing small waste (C) to pass therethrough and having an opening (12) at the upper side, and the frame (10) being mutually disposed in the frame (10). A spiral body (20) rotatably supported in parallel in the same plane so as to be rotatable in the same direction, and a large waste (A) provided in the rotation direction of the top of the spiral body (20) in the frame (10).
Side discharge part (14) for discharging the
0) a waste sorting device comprising a front discharge part (17) for discharging the middle waste (B) in the propelling direction of the spiral body (20). 2. The device according to claim 1, wherein said screen (11) comprises a plurality of rostrul-shaped perforated screen bodies (11a) having an arc-shaped cross section. 3. The central shaft portion (21) of the spiral body (20).
2. The device according to claim 1, comprising: and a spiral blade (22). 4. The spiral body (20) has support shafts (26) at both ends.
Device according to claim 1, which comprises a coil (25) with a) (26b). 5. The apparatus according to claim 1, wherein said spiral body (20) is provided with a plurality of pawls (24) at its outer peripheral edge portion at a regular pitch so as to be replaceable. 6. The spiral body (20) comprises spiral blades (22).
Device according to claim 3, characterized in that it comprises a reinforcing plate (23) between the central shaft (21) and the central shaft (21). 7. The spiral bodies (20) are rotated in the same direction at the same speed, and the spiral blades (2) are mutually adjacent to each other.
2) or the coil (25) is parallel to the frame (1
The device of claim 1 arranged in 0).