JPH07171502A - Refuse bag recovery device - Google Patents

Abstract

PURPOSE:To automatically recover and treat a refuse bag fed by a rotary body having a suction part at one end thereof and a discharge part at the other end thereof CONSTITUTION:A refuse bag recovery device is installed a feed device 1 with respect to the resource refuse on the belt conveyor 3 sent by sending rollers 2 and consists of a rotary body 11 and an air sucking/sending unit 12. The rotary body 11 has a hollow doughnut shape and is partitioned into a plurality of sections by radial partition plates and a filter plates 11b are fitted on the inner peripheral sides of the rotary body 1. The air sucking/sending unit 12 has a suction pipe 17 and an air sending pipe 15 connected thereto and is partitioned into a suction part and an air sending part by a partition plate. The filter plates 11b may be fitted on the outer peripheral side of the rotary body.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a garbage bag collecting device for collecting garbage bags which are generated as wastes during the operation of collecting and processing recyclable garbage.

[0002]

2. Description of the Related Art Recyclable waste, including cans and bottles, is generally placed in a plastic bag when it is collected at a garbage disposal site, crushed by a bag-breaking machine, taken out of the bag, and then stored in a can. Sorted into bottles. At that time, if the broken bags are mixed with the cans and bottles, it will hinder the sorting work, so immediately after breaking the bags, these bags are first removed.

Conventionally, the removal work of the bag is all performed manually, and the cans and bottles crushed by the bag crushing machine and taken out from the bag are sent to a predetermined place for sorting work. Bags are removed by workers waiting alongside the carrier and then the cans and bottles are sorted.

[0004]

In the processing operation of the above-mentioned resource waste, the removal of the bag interferes with the recovery operation of the cans and bottles in a later step, and is carried out by many people, but especially the bag is broken. If the bag is conveyed while being sandwiched between cans and bottles, it is difficult and troublesome to remove it manually, and therefore the work efficiency is low and a lot of manpower is required.

[0007] In the present invention, paying attention to the problems in the bag removing work in the resource waste collecting work described above, the rotation of the rotating body is used to suck and hold the dust bag at a part of the rotation phase, and the rotation phase is It is an object of the present invention to provide a dust bag collecting device capable of efficiently and automatically collecting the dust bag with a simple structure such that the dust bag is discharged as it advances.

[0006]

As a means for solving the above problems, the present invention divides the inside of a rotating body into a plurality of compartments, and installs a filter plate on the inner peripheral side or outer peripheral side of each compartment, and suctions at the center of rotation. A dust bag collecting device is provided which is provided with a blower unit and is configured to connect a part of these compartments to the suction unit during rotation of the rotating body and to the blower unit as the rotation advances so as to be switchable.

[0007] In this recovery device, a dead zone is provided between the suction section and the blow section of the rotating body when the plurality of sections are connected to the suction section and the blow section, respectively, as a structure for increasing the efficiency of suction and blow of the dust bag. It is preferable to provide openings for the suction section and the blower section so as to form

As a means for embodying the recovery device having the above construction, the rotating body is a hollow donut-shaped cylindrical body having a predetermined thickness, and the inside thereof is divided into a plurality of sections by a partition plate provided in the radial direction. In addition, the inner peripheral side is provided with a filter plate and the outer peripheral side is opened, or the outer peripheral side is provided with a filter plate and the inner peripheral side is opened, and the suction / blower part provided at the center of rotation is fitted into the inner peripheral opening of the rotating body. The air blower and the suction unit are provided inside by a partition plate, the air blower pipe is connected to the air blower unit and the suction pipe is connected to the suction unit, and the openings of the air blower unit and the suction unit are connected to the rotating body. On the other hand, it is provided so as to correspond to the air-blowing zone and the suction zone which are set within a predetermined range, so that a part of each section of the rotating body is connected to the suction part and the other part is switchably connected to the air-blowing part. Tilt the body and the suction / blowing unit at a specified angle with respect to the transport device. It can be those provided.

[0009]

According to the dust bag collecting apparatus of the first invention having the above-mentioned structure, when the rotating body rotates, a part of the partition portion is connected to the suction portion, and the dust bag is sucked from the resource waste to be stored in the partition portion. Hold on. This is because the suction portion is provided with a filter plate on the inner peripheral side and the air is sucked through the filter plate, but the dust bag hits the filter plate and is held inside. Further, when the filter plate is provided on the outer peripheral side, the dust bag is adsorbed and held by the filter plate.

As the rotation of the rotating body progresses, the partition section is connected to the blower section. Then, the direction of the wind becomes opposite, and the dust bag is discharged from the rotating body to the outside by being pushed by the wind from the inner peripheral side to the outer peripheral direction. A plurality of compartments continuously perform such an operation one after another, and the garbage bags are continuously collected from the conveyed resource garbage.

In the second aspect of the invention, since the openings of the suction section and the air blowing section are provided so that a dead zone is formed between each section, the suction section blows air to the air blowing section. Directly sucking the blown air prevents the suction efficiency from decreasing.

The third invention embodies the above-mentioned first or second invention. For details, refer to the description of the embodiments.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a main cross-sectional view of the garbage bag collecting device of the embodiment. Reference numeral 1 denotes a conveying device, which collects a dust bag C contained in the resource dust G of cans and bottles sent on a belt conveyor 3 which is moved by a large number of rollers 2 by a dust bag collecting device 10 of this embodiment.

The dust bag collecting apparatus 10 comprises a rotating body 11 which is a hollow donut-shaped cylindrical body and is rotatably provided around a suction / blowing unit 12 concentrically provided with the rotating body 11. The rotor 11 is divided into a plurality of partitions (12 partitions in this embodiment) by partition plates 11a provided in the radial direction as shown in FIG.
The outer circumference is open, and the inner circumference is provided with a filter plate 11b for retaining the sucked dust bag in each compartment. The suction / blowing unit 12 is connected to the suction / blowing unit 12 so that a part thereof serves as a suction section and another part thereof serves as a blowing section depending on the rotational phase position of the opening.

The filter plate 11b may be provided on the outer circumference of the rotating body 11. In that case, the sucked dust bag is sucked and adhered to the outer peripheral portion of each compartment. In the following embodiments, it is assumed that the filter plate 11b is provided in each section as shown.

The suction / blower unit 12 pivotally supports the rotating body 11 by a bearing 13 supported by a support base 14 provided at an appropriate position of the transfer device 1, and the inside of the suction plates is divided by partition plates 12a and 12b. It is partitioned into 12v and a blowing part 12p. Air of a predetermined pressure is blown into the blower unit 12p from the blower 16 via the blower pipe 15, and the suction unit 12v is sucked by the suction pipe 17
It is connected to the suction fan 18 via.

A bag receiving portion 19 for receiving the dust bag C blown away by the blown air is provided at the end of the air blowing portion 12p of the suction / blower unit 12, and the motor 2 installed above it.
The rotating force of 0 is transmitted to the gear 22 attached to the outer peripheral surface of the rotating body 11 via the gear 21 to rotate the rotating body 11. When the dust bag C discharged to the bag receiving portion 19 falls on the belt conveyor 23, it is sent to a predetermined position by the conveyor 23.

FIG. 2 is a rotary body 1 as seen from the direction of arrows II-II in FIG.
1 and a side view of the suction / blower unit 12, (a) of FIG.
FIG. 3B is a sectional view taken along the line III A-III A and III B-III B in FIG. As can be seen from FIGS. 2 and 3, the inside of the suction / blower unit 12 is partitioned by a partition plate 12a to form a blower portion 12p. The partition plate 12b forms a suction portion 12v, and the blower portion 12p and the suction portion 12v. And a dead zone 12D is formed between them. The dead zone 12D is provided at a ratio of 4: 1, but the ratio may be changed appropriately.

Since the suction / blower unit 12 is fixedly provided and the rotating body 11 is rotatably provided on the outer periphery of the unit, a seal 24 for preventing air from leaking from each other is shown in FIG. It is recommended to install it at the mark.

FIG. 4 shows the set positions of the above-mentioned dust bag collecting device 10. As shown in the drawing, the garbage bag collecting device 1 is located at an appropriate position along the conveying device 1 for sending the resource garbage downstream of the bag breaking machine B.
0 is provided. If the belt conveyor 3 directly below the dust bag collecting device 10 is partially lifted, the dust bag collecting device 10 can perform suction processing more efficiently.

According to the garbage bag collecting apparatus of the embodiment configured as described above, the garbage bag can be efficiently and automatically taken out from the resource garbage sent by the carrying device without manual labor. The rotation direction of the rotating body 11 may be such that the outer circumference on the suction side is directed to the feeding direction of the conveying device 1 or to the opposite direction, but rotating in the opposite direction can more effectively suction the dust bag. .

Before the operation is started, the blower 16 and the suction fan 18 are activated in advance so that the blower unit 12p is in a blower state and the suction unit 12v is in a suction state. The rotating body 11 is rotationally driven by the motor 20, and the rotating speed of the rotating body 11 is substantially the same as the feeding speed of the conveying device 1.

The rotating body 11 is rotated, and the partition portion whose outer peripheral opening is lowered to the lowest level among the suction side partition portions,
By the suction force acting from the outer peripheral side to the inner peripheral side of the partition portion, the dust bag contained in the resource refuse of the transport device 1 is sucked and stored in the partition portion. The filter plate 11b is the rotating body 1.
Since it is provided on the inner circumference of 1, the dust bag does not pass from each compartment to the suction portion 12v of the suction / blower unit 12.

The size of the mesh opening of the filter plate 11b is appropriately set in advance so that the dust bag is generally a vinyl bag, and the suction load is not so large in consideration of the fact that the bag is a vinyl bag.

When the partition part sucking the dust bag slowly rotates and rises, the inner peripheral side of the partition part eventually comes out of the suction zone of the suction part 12v of the suction / blower unit 12, corresponding to the dead zone 12D and further rotating. And the rotation phase position corresponding to the blower zone 12p is reached.

When the wind blower side phase position is reached, on the contrary, the wind is sent from the inner peripheral side to the outer peripheral side with respect to the partition portion, so that the dust bag accommodated in the partition portion is blown out in the outer peripheral direction. And go out. At that position, the bag receiving portion 19 is located outside.
Is provided, and the inside of the bag receiving portion 19 is dropped so that the dust bag is carried to a predetermined position by the belt conveyor 23.

Since the rotating body 11 is continuously provided with a plurality of compartments, each compartment sucks garbage bags successively from the resource garbage sent by the carrier 1. Then, it is removed and sent to the bag receiver 19.

FIG. 5 is a diagram showing an essential part of a partially modified embodiment. This embodiment is basically the same as the first embodiment, but is characterized in that the internal structure of the suction / blower unit 12 is slightly different. In the suction / blower unit 12, one blower tube penetrates through the center, is partitioned by a partition plate 12'a at the center of the unit thickness, and the blower tube 1 is opened by an opening 12op.
5 and the blowing part 12p communicate with each other, and the suction part 12v and the suction pipe 17 communicate with each other through the opening 12ov.

As shown in FIG. 6, the air blower 12p communicates with the partition of the air blow zone, and the suction portion 12v communicates with the partition of the suction zone. Partition plates 12e and 12f are provided in the air blow zone and the suction zone, respectively. Correspondingly provided. Therefore, the opening 12op is also an opening having a width corresponding to the blowing zone, and the opening 12ov is also an opening having a width corresponding to the suction zone. 12'D each indicate a dead zone.

The basic operation is exactly the same as that of the first embodiment, and the explanation is omitted. However, the wind speed, etc. will be slightly different due to the difference in the internal structure.

In each of the above embodiments, the rotating body and the suction / blowing unit are provided at an angle of approximately 45 ° with respect to the conveying device, but this angle is not limited to the example shown in the figures, and is arbitrary.
For example, it may be 90 ° in an extreme example. Therefore, although the bearing 15 is provided only on one side in the above example, it may be provided on both sides depending on the inclination angle depending on the load balance.

[0032]

[Effects] As described in detail above, the dust bag collecting apparatus of the first invention partitions the rotating body into a plurality of compartments, and provides a suction / air blowing section at the center of rotation, and a part of the rotating body serves as a suction section for other parts. By rotating the rotating body so that part of it communicates with the blower unit, each zone can be switched from suction to blower state.Therefore, when the section of the suction zone is close to the transport device, When the dust bag is sucked and temporarily held inside, and when it rotates and is connected to the blower section, it is switched to the partition section of the blower zone and the dust bag inside is discharged by blowing air, and the collection of the dust bag is extremely It is efficient and automatic and contributes to labor saving.

In the second aspect of the invention, the opening of the suction / blowing section is provided so as to form a dead zone between the suction zone and the blowing zone, thereby preventing the suction / blowing efficiency from decreasing.

A third aspect of the present invention is an embodiment of the first or second aspect of the present invention, which reliably and efficiently collects dust bags.

[Brief description of drawings]

FIG. 1 is a main cross-sectional view of a waste collection device according to an embodiment.

FIG. 2 is a side view taken along the line II-II in FIG.

3A and 3B are views III A in FIG. 2, respectively.
-IIIA, IIIB-Cross section seen from IIIB

FIG. 4 is a schematic view of the installation position of the above-mentioned waste collection device.

FIG. 5 is a side view corresponding to FIG. 2 of another embodiment.

6A and 6B are views VIA- in FIG.
Sectional view from VIA, VIB-VIB

[Explanation of symbols]

 1 Transport Device 2 Feed Roller 3 Belt Conveyor 10 Garbage Bag Collecting Device 11 Rotating Body 11a Partition Plate 11b Filter Plate 12 Suction / Blower Unit 12a, 12'a, 12b Partition Plate 12D Dead Zone 12p Blower Part 12v Suction Part 13 Bearing 15 Blast Tube 16 Blower fan 17 Suction tube 18 Suction fan 19 Bag receiving section 20 Motor 23 Belt conveyor 24 Sealing section

Claims (3)

[Claims] 1. A rotary body is divided into a plurality of compartments, a filter plate is provided on an inner peripheral side or an outer peripheral side of each compartment, and a suction / blowing section is provided at a rotation center. A dust bag collecting device configured to connect a part of the suction part to the suction part and a blower part as the rotation progresses. 2. An opening of each of the suction section and the blower section is provided so as to form a dead zone between the suction section and the blower section of the rotating body when the plurality of sections are connected to the suction section and the blower section, respectively. The garbage bag collection device according to claim 1, wherein 3. A hollow donut-shaped cylindrical body having a predetermined thickness, the inside of which is divided into a plurality of partitions by a partition plate provided in the radial direction, and a filter plate is provided on the inner peripheral side of the outer peripheral side. Is open, or a filter portion is provided on the outer peripheral side and the inner peripheral side is open, and the suction / blower part provided at the center of rotation is formed so as to fit into the inner peripheral opening of the rotating body and has a partition plate inside thereof. A blower section and a suction section are provided by the blower section, a blower tube is connected to the blower section and a suction tube is connected to the suction section, and the openings of the blower section and the suction section are set within a predetermined range with respect to the rotating body. The rotary body and the suction / blowing section are connected to the conveying device so that a part of each section of the rotating body is connected to the suction section and the other part is switchably connected to the blowing section. 3. The device according to claim 1 or 2, characterized in that Garbage bag recovery device.