JPH11180420A - Method of reducing volume of waste bag, volume reducing apparatus therefor and bag - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the waste bag-disposal efficiency and reduce the cost by reducing the volume of a waste bag charged with wastes. SOLUTION: A gas-impermeable bag 10 opened at one side is provided with a degassing part 12 capable of easily discharging the gas in the bag by compressing it, but impeding the outside gas from entering the bag. The bag 10 is charged with wastes and its opening is sealed. This waste bag B is put in a box-like frame 1 and compressed by the action of a press board 3 to discharge the inner gas from the waste bag B through the degassing part 12, thereby reducing the volume of the waste bag B.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a garbage bag, which is provided by a business establishment or the like, and which compresses and reduces the volume of a garbage bag containing general waste, thereby improving the efficiency of transportation and reducing the amount of disposal. The present invention relates to a method for reducing the volume of a storage bag, an apparatus used for the method, and a bag.

[0002]

2. Description of the Related Art General waste such as paper waste from businesses and homes is collected in a garbage bag and sent to a treatment plant. Conventionally, this garbage bag is made of a non-breathable material to prevent the stored waste from leaking out.After packing the waste, squeeze the entrance and tie it together, or use a string or tape. It is closed by wrapping around.

[0003]

However, according to the above-mentioned conventional method, when the contents in the garbage bag are paper waste or the like, a large amount of air is enclosed together with the contents and the bulk becomes large. As a result, the accommodation rate is greatly reduced, which makes transporting inconvenient. In particular, business-related garbage is charged, and a fee is paid according to the volume of garbage to be discharged, so that the accommodation ratio of garbage bags has become a major problem.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and uses a degassable garbage bag to close the garbage bag containing garbage and then compress the garbage. It is another object of the present invention to provide a novel method for reducing the volume of a garbage bag by degassing and reducing the size of the garbage bag, an apparatus used for the method, and a bag for storing garbage.

[0005]

The configuration of the present invention for achieving the above object will be described with reference to the drawings corresponding to the embodiments. A bag 10 having an opening 11 formed therein and provided with a degassing section 12 formed by fusion sealing strips 13 and 14 and fusion missing sections 15 and 16 on the other side facing the opening 11 After closing the opening 11 of the garbage bag B containing the garbage, the garbage bag B is compressed, and the gas in the garbage bag B is discharged from the deaeration section 12 to reduce the volume. is there.

According to a second aspect of the present invention, a pressing plate 3 for compressing a trash bag B, which is reciprocated from one side to the other side, is provided in a body 1 formed in a box shape. In addition, a space for accommodating the garbage bag B to be compressed is formed between the pressing plate 3 and the other side.

[0007] In the bag body according to the third aspect, one side is formed in the opening 11 by a non-permeable material.
On the other side opposite to, the fusion sealing strip 13 along that side,
14 and a plurality of the fusion-bonded portions 15, 16 are provided at a plurality of intervals at an interval from each other, and the fusion-bonded missing portions 15, 16 of each stage are provided to be staggered from each other in the length direction. It is.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. 1 and 2 show one embodiment of a volume reducing device used in the present invention,
3 to 5 show an embodiment of the bag used in the present invention.

First, the volume reducing device A will be described. 1 and 2, reference numeral 1 denotes a body formed in a horizontally long box shape and opened at an upper portion, and a lower end thereof is provided with wheels 2 for traveling. Inside the fuselage 1, a pressing plate 3 for compressing garbage bags, which stands upright in parallel with the transverse direction of the fuselage 1,
By engaging with the guide rail 4 provided on the inner surface of the side wall of the body 1,
It is provided movably in the longitudinal direction of the body 1.

The pressing plate 3 is provided at the rear of the body 1.
A drive mechanism 5 for reciprocating the actuator is provided. The drive mechanism 5 includes a motor 6, an operation plate 7 rotated by the motor 6, one end of which is mounted near the outer periphery of the operation plate 7, and the other end of which is mounted on the center of the rear surface of the pressing plate 3. The moving rod 8 is provided. Thus, when the operation plate 7 is rotated by the drive of the motor 6, the pressing plate 3 reciprocates in the machine body 1 in the longitudinal direction along the guide rail 4 by the reciprocating movement of the moving rod 8.

The range of movement of the pressing plate 3 is such that a garbage bag containing garbage is placed between the pressing plate 7 and the front end wall 1b of the machine body 1 facing the pressing plate 7 as shown by a solid line in FIG. From the position necessary to maintain the space where it can be
Are set so as to be able to reciprocate up to a position very close to the front end wall 1b as indicated by the chain line. In addition, 9 in the figure is the front side of the pressing plate 3 (the side facing the front end wall 1b).
And an elastic plate such as a sponge attached to the inner surface of the front end wall 1b. Further, the drive mechanism 5 is not limited to the above-described embodiment, and various conventionally known mechanisms can be adopted. Further, the operation plate 3 is not limited to the horizontal movement as described above, but may be moved in the vertical direction.

Next, the bag 10 for accommodating garbage is formed of a non-breathable material such as a synthetic resin sheet into a rectangular bag 10 as shown in FIGS. 3 and 4, for example. One side is an opening 11, the other side facing the opening 11 is a deaeration section 12, and the other side is closed.

The deaeration section 12 has a belt-like shape extending in the lateral direction with an appropriate width from one end to the other end of the side of the deaeration section 12 at an upper position slightly closer to the opening 11 from the open end of the side. A fusion sealing strip (hereinafter referred to as a sealing strip) 13 is provided, and a cutout portion 15 of the fusion is formed at the end of the terminal, and at a position above the sealing strip 13 with a slight gap 17 therebetween. On the other hand, a strip-shaped sealing strip 14 extending in parallel from the other end to near one end is provided opposite to the sealing strip 13, and a fusion-bonded portion 16 is formed at the end of the terminal.

As shown in FIG. 5, dust 18 is put into the bag body 10 through the opening 11 and then the opening 11 is squeezed and tied together. It is bound and sealed 19 to form a garbage bag B. In the present invention, the garbage bag B is put into the volume reduction device A described above,
The air inside is discharged and reduced (volume reduction).

To explain the outline, as shown in FIG. 6, in the volume reducing device A, the pressing plate 3 is positioned near the rear of the body 1 and the garbage bag B is placed between the pressing plate 3 and the front end wall 1b. Then, the garbage bag B is inserted with the sealing portion 19 facing upward, and the upper end of the garbage bag B is hooked on a hook 20 projecting from the upper end of the front end wall 1b. Then, the motor 6 is driven to rotate the operation plate 7 to push the pressing plate 3 toward the front end wall 1 b via the moving rod 8.
Thereby, as shown in FIG. 7, the garbage bag B is compressed and flattened. At this time, the air in the garbage bag B is compressed by the compressing action, as shown by the arrow in FIG. 5, from the fusion lacking part 16 of the degassing part 12 at the lower end to the sealing strips 13 and 14. It is pushed out from the fusion lacking portion 15 through 17. In this case, the garbage bag B can be put upside down.

Then, once the air in the garbage bag B is discharged as described above, the fusion missing portion serving as the air discharge passage
Because the space 17 between the sealing strips 15 and 16 and the sealing strips 14a and 14b is narrow, it is not easy for outside air to flow into the garbage bag B again from the passage, and therefore, the garbage bag B for a considerably long time. Is maintained, and the transport of the garbage bag B to the disposal site can be completed in the meantime.

FIGS. 8 and 9 show another embodiment of the deaeration section 12 of the bag body 10. FIG. In the embodiment of FIG. 8, incomplete fusion in which the fusion strength is weakened to a level slightly above the upper sealing strip 14 over the entire length in the lateral direction to such an extent that the garbage bag B is peeled off by the internal pressure due to compression. Article 21 is established. In this way, even when a liquid such as water is present in the garbage bag B, the liquid is removed from the deaeration unit 12 until the garbage bag B is put into the volume reduction device A. External leakage can be prevented. In this case, the garbage bags may be charged into the volume reducing device with the sealing portion 19 down and the degassing portion 12 up.

In the embodiment of FIG. 9, the way of providing the lower sealing strip 13 and the upper sealing strip 14 is different. That is, the lower sealing strip 13 extends from both ends in the lateral direction of the bag body 10 toward the central portion, and a cutout portion 15 of fusion is formed between the terminals, while the upper sealing strip 14 is The lacking portions 16 of the fusion are formed between both ends of the body 10 in the lateral direction. Also in this case, the incompletely fused line 21 as described above can be provided.

The structure of the degassing section 12 is not limited to the above embodiments. In short, a plurality of sealing strips 13 and 14 are provided at intervals 17 in the vertical direction,
It is only necessary that the cutout portions 15 and 16 of the fusion are formed and the air discharge passage in the garbage bag B is formed by winding between the cutout portion of the fusion and the strip sealing strip.

As described above, the sealing portion 19 of the garbage bag B is formed by squeezing the opening 11 and tying it by hand, tying it with a string or tape, or tying it with a clip or the like. In addition, for example, as shown in FIG. 10, a conventionally known means can be widely applied, for example, a heat seal 22 is formed at an upper end of the opening 11.

[0021]

As described above, according to the method of the present invention, garbage discharged from a business establishment or the like is put into a degassable bag, which is compressed to discharge gas from the garbage bag. Since the size of the garbage bag can be reduced, transportation can be facilitated and the cost can be reduced, and the cost required for the disposal of garbage on the business side can be reduced.

Further, the volume reducing apparatus of the present invention can easily and surely deaerate the garbage bag, has a simple structure, is easy to handle, and can be manufactured at low cost. In addition, the bag housing the garbage can be smoothly deaerated by applying a compressive force, and further, the inflow of gas after the deaeration is extremely small, so that the garbage bag can be kept in a contracted state for a long time. The transport and processing of the garbage bag can be performed in a reduced form, and the cost of the garbage bag processing can be reduced.

[Brief description of the drawings]

FIG. 1 is a side sectional view showing one embodiment of a volume reducing device.

FIG. 2 is a front sectional view of the same.

FIG. 3 is a front sectional view showing one embodiment of a bag.

FIG. 4 is a plan view of the same.

FIG. 5 is a front sectional view of a garbage bag containing garbage.

FIG. 6 is a side sectional view showing a state where a garbage bag is put into the volume reduction device.

FIG. 7 is a side sectional view showing a state where a garbage bag is compressed.

FIG. 8 is a front sectional view showing another embodiment of the bag deaerator.

FIG. 9 is a front sectional view showing still another embodiment.

FIG. 10 is a front view showing another embodiment of the sealing portion of the garbage bag.

[Explanation of symbols]

 Reference Signs List A Volume reduction device B Garbage bag 1 Body 3 Pressing plate 4 Guide rail 5 Drive mechanism 10 Bag 11 Opening 12 Deaeration section 13,14 Fusion sealing strip 15,16 Fusion missing section 17 Fusion sealing strip Interval 18 Garbage 19 Sealing area 21 Incompletely fused line

 ──────────────────────────────────────────────────続 き Continuation of front page (72) Inventor Hisao Fumi 5-10-5 Takahama, Mihama-ku, Chiba-shi, Chiba

Claims (3)

[Claims] 1. A bag body having an opening formed on one side and a degassing section formed by a fusion sealing strip and a fusion missing section on the other side opposite to the opening. After closing the opening of the stored garbage bag and compressing it, the gas in the garbage bag is discharged from the degassing section to reduce the volume of the garbage bag. Method. 2. A press plate for compressing garbage bags, which is reciprocated from one side to the other side, is provided in the box-shaped body, and a press plate between the press plate and the other side is provided. A space for accommodating garbage bags to be compressed is formed. 3. One side is formed by an air-impermeable material at one side of the opening, and the other side of the side opposite to the side of the opening is provided with a fusion sealing line along the side and a fusion missing part. A bag body for use in a garbage bag having a reduced volume, wherein a plurality of stages are provided at intervals from each other, and the fusion lacking portions of the respective stages are provided staggered in the longitudinal direction.