JPH092605A - Garbage truck - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a garbage collection vehicle that can dispose garbage uniformly in the entire dust container and has good workability. [Structure] A dust storage box 1 is mounted on a vehicle body frame, and an input port 5 formed in the dust storage box 1 on the top of the dust storage box 1
In the garbage collection vehicle provided with the reversing loading device 2 including the bucket A that can be raised and lowered / reversed facing the loading port, the loading port 5
Is provided with a chute 12 that guides the dust thrown in by the reversing operation of the bucket A into the dust container 1, and the bottom guide surface of the chute 12 expands and contracts toward the inside of the dust container 1. It is provided freely. Further, the bucket A is configured to be able to store the dust container, and is configured to be secured by the securing means while the dust container is stored in the bucket.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a garbage truck for collecting garbage.

[0002]

2. Description of the Related Art Conventionally, as a garbage collection vehicle of this type, an input port is formed above a rear portion of a dust storage box, and a bucket is provided at a rear end of the dust storage box to face the input port of the dust storage box. It is provided with a reversing and throwing device configured to be able to move up and down and to be turned upside down.After throwing dust into a bucket, the bucket is moved up and down and turned upside down, so that the dust can be stored in the dust storage box. It was housed inside.

A chute is provided at the charging port, and dust is stored in the dust storage box while being guided by the bottom guide surface of the chute.

[0004]

However, in the above-mentioned conventional chute, when the bottom guide surface of the chute is extended to the front inside the dust storage box, the dust can be guided to the front part of the dust storage box. Is accumulated,
There is a problem that the extended chute becomes an obstacle and the refuse is not uniformly stored on the contrary, and when it is short, the dust is unevenly stored at the rear part of the dust storage box. In other words, even if a chute is provided, the dust is unevenly stored only in the place guided by the chute, and there is a problem that a sufficient effect cannot be obtained if the dust storage box is long in the front and rear.

[0005] Further, since the bucket of the reversing throwing device is used to transfer the waste from the waste container containing the household waste into the bucket, it is difficult to transfer the waste from the waste container to the bucket. At the same time, there was a problem that dust was scattered around during the transfer.

[0006]

According to a first aspect of the present invention, there is provided a garbage collection vehicle in which a dust container is mounted on a vehicle body frame, and the dust container is provided with an input port formed on an upper portion of the dust container. In a garbage collection vehicle provided with a reversing throwing device having a bucket that can be raised and lowered and turned upside down, a chute that guides the dust thrown in by the turning operation of the bucket into the dust storage box is provided at the loading port. Is provided and the shoot is
The bottom guide surface is provided so as to extend and contract toward the inside of the dust container.

According to a second aspect of the present invention, in the garbage collection vehicle, a dust container is mounted on the vehicle body frame, and the dust container is moved up and down and turned upside down while facing a charging port formed in an upper portion of the dust container. In a garbage collection vehicle provided with a reversing throwing device having a free bucket, the bucket is configured to be able to store a garbage container, and the bucket or the garbage container is provided with the garbage container stored in the bucket. It is provided with a lashing means for lashing.

In the garbage collecting vehicle according to claim 3 of the present invention, the securing means is constituted by a belt-like body having one end fixed to the bucket and the other end provided with a magnet. The other end is configured so that it can be folded in two.
An insertion hole is formed at the tip of the strip-shaped body facing the magnet when folded.

[0009]

In the garbage collecting vehicle according to the first aspect, the bottom guide surface of the chute is configured to be expandable and contractible, and the bottom guide surface of the chute is gradually retracted in accordance with the introduction of dust into the dust container.
Change the dust input position.

According to another aspect of the present invention, there is provided a garbage collection vehicle in which a garbage container is housed in a bucket and the garbage container is secured by a securing means.
Thereafter, the bucket is reversed and thrown, and the dust in the dust container is thrown into the dust storage box.

According to another aspect of the present invention, there is provided a garbage collection vehicle, in which a belt-like member is hung over the opening of the bucket in which the dust container is housed, and a magnet is magnetically attached to the outer surface of the bucket, whereby the garbage container housed in the bucket is disposed. When the strap is secured and the strip is not used, it is placed along the inner surface of the bucket, the tip is folded in two, and the magnet is magnetically attached to the inner surface of the bucket through the insertion hole. Deploy

[0012]

An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 shows a garbage truck according to the present invention.

In the figure, reference numeral 1 denotes a dust container mounted on a vehicle body frame, which is provided at a rear bottom portion of the dust container box 1 by a dump cylinder (not shown) disposed between the dust container box 1 and the vehicle body frame. It is configured to be tiltable upward about a hinge (not shown).

Above the rear part of the dust container 1 is formed an inlet 5 for introducing dust into the dust container 1. A chute 12 for uniformly storing dust thrown in by a reversing throwing device 2 which will be described later in the throw-in port 5 is disposed in the dust storage box 1.

As shown in FIG. 2, the chute 12 has a bottom surface serving as a guide surface for guiding dust into the dust storage box 1. An auxiliary chute 13 is provided below the bottom surface of the chute 12. This auxiliary chute 13
The chute 12 is composed of a plate-like member arranged below the bottom surface of the chute 12, and is configured to be expandable and contractable from the chute 12 toward the front and the inside of the dust storage box 1 by the expansion and contraction operation of the hydraulic cylinders 14 connected in series. Has been done. That is, the bottom guide surface of the chute 12 that guides the dust into the dust container 1 by the auxiliary chute 13 is configured to be expandable and contractible.

Further, a discharge port 6 is formed at the rear end of each accommodation chamber 1a as shown in FIG.
Is configured to be openable and closable around the upper hinge 62 by the discharge door 61.

The lower end of the discharge door 61 is controlled to be opened / closed by an opening / closing mechanism (not shown). This opening / closing mechanism is similar to a known automatic opening / closing device used in a dump truck or the like, and is configured to open from the lower end side of the discharge door 61 around the upper hinge 62 as the dust container 1 tilts. ing.

At the rear end of the dust container 1, a reversing charging device 2 is provided. As shown in FIG. 1, the reversal charging device 2 lifts and inverts a bucket A having a width substantially the same as the lateral width of the dust storage box 1 from near the ground to the upper portion of the dust storage box 1, and has the following configuration. Has been done.

Posts (struts) 21 are erected on both sides of the rear end of the dust container 1, and the upper ends of the posts 21 are arranged so as to be inclined forward of the vehicle body.

As shown in FIG. 1, an upper sprocket 21a and a lower sprocket 21b are provided above and below the post 21, and a chain 21c is wound between the upper sprocket 21a and the lower sprocket 21b.

Both sides of the bucket A are connected to an intermediate part of the chain 21c, and one end of an arm 22 is connected to the connecting part via an elevating roller 23.

The elevating roller 23 is vertically rotatably fitted along an elevating path 24 formed in the post 21.

A guide roller 26 is rotatably fitted into the other end of the arm 22 along a guide path 25 formed in front of the hoistway 24 in the post 21.
Is provided. The upper part of the guide path 25 is gradually curved in a substantially hook shape, and the guide roller 26 moves upward along the guide path 25 and is guided to the curved upper part of the guide path 25. The bucket A is adapted to be inverted at the upper position.

As shown in FIG. 4, the bucket A is constructed so that a dust container B can be housed therein. In this example, two garbage containers B are stored. The trash container B is a container for temporarily holding trash discharged from homes and the like.

The bucket A is provided with lashing means 7 for lashing each of the dust containers B in a housed state.

Each fastening means 7 is provided with a pair of left and right strip-shaped bodies 72 having a magnet 71 at the tip thereof, and the base end portions of these strip-shaped bodies 72 are integrally provided by a connecting member 73.
The connecting member 73 is rotatably provided via a hinge 73a or the like, so that the left and right belt-like bodies 72 are moved to the bucket A.
It can be hung freely in the front-back direction on the upper opening of the.

The tip of each strip 72 is constructed so that it can be folded in two by a hinge 74 or the like. The magnet 71 is provided on the tip end side where the bucket A can be folded in two.
As shown in FIG. 5, the garbage container B housed in the bucket A is fixed by binding the magnet 71 to the outer surface of the bucket A by spanning the belt-shaped member 72 on the upper opening of the bucket A.

An insertion hole 75 (see FIG. 4) is formed at the tip of the strip-shaped body 72 that faces the magnet 71 when folded in two. Therefore, when the band-shaped body 72 is not used, it is arranged upward along the inner side surface of the bucket A as shown in FIG.
The magnet 71 is magnetically attached to the inner surface of the bucket A via 5 to be stored and arranged. Reference numeral 76 shown in FIGS. 5 and 6 is a stopper.

Then, the lower sprocket 21b is rotated by a drive motor (not shown) to drive the chain 21c, and the lift roller 23 and the guide roller 26 together with the bucket A are moved upward along the lift path 24 and the guide path 25. As a result, the guide roller 26 is moved to the guide path 2
5 is guided by the curved portion at the upper part of
3 is placed on the upper end of the post 21 along the hoistway 24,
The vertical positional relationship between the elevating roller 23 and the guide roller 26 is reversed, so that the upper surface of the bucket A can be reversed to a position facing the insertion port 5. As a result, the dust container B stored in the bucket A is also inverted, and the dust in the dust container B is thrown into the dust storage box 1.

A scraping device 4 is provided on the upper surface of the dust container 1.

The scraping device 4 has a scraping main body 41 having a predetermined width in the width direction of the dust storage box 1, and a hinge at the rear end of the scraping main body 41 having the same width as the scraping main body 41. And a scraping-out portion 42 which is rotatably supported in the vertical direction.

A cylinder 45 is connected between the front part of the upper surface of the dust container 1 and the scraping part 42, and the scraping main body part 41 and the scraping part 42 are expanded and contracted by the expansion and contraction operation of the cylinder 45. It is slid back and forth while being guided by the guide rail 46.

The rear end of the guide rail 46 is
As shown in FIG. 1, the bent portion 4 is formed to be bent upward.
The scraping part 42 of the scraping device 4 is guided to 6a. As a result, the scraping-out portion 42 is arranged at a position retracted from the position shown in solid line in FIG. 1 that closes the input port 5 to the position above the input port 5 shown in double-dotted line in FIG. .

Further, as shown in FIG. 2, a cover member 1c is arranged at the rear of the dust container 1. The cover member 1c is arranged so as to cover substantially the upper half of the rear surface of the dust container 1, and thereby the upper part of the elevating path of the reversal charging device 2 is covered. In this way, by covering the upper part of the lifting path of the reversal charging device 2 with the cover material 1c, it is possible to prevent an injury caused by the contact between the bucket A and the worker during the lifting operation of the bucket A.

Next, the operation of the garbage collecting vehicle constructed as above will be described.

During traveling, the bucket A is arranged at an intermediate position of the post 21 shown by the solid line in FIG. 1, and the scraping part 42 of the scraping device 4 closes the charging port 5 shown by the solid line in FIG. It is located in the position

When collecting dust, first of all,
The bucket A is arranged at the lowermost dust throwing position, and the dust container B is stored in the bucket A and fastened by the fastening means 7.

To tie the dust container B by the lashing means 7, a pair of left and right belt-shaped members 72 are laid over the left and right upper surfaces of the dust container B in the front-rear direction, and the magnet 71 is attached to the outer surface of the bucket A.
By magnetically attaching the dust container B, the dust container B is held without dropping from the bucket A even during the inversion operation of the bucket A described later.

Thereafter, the dust throwing operation by the reversing throwing device 2 is started. The dust throwing operation by the reversing throwing device 2 is
First, the scraping part 42 of the scraping device 4 is attached to the cylinder 4
1 is guided by the bent portion 46a of the guide rail 46 from the position where the insertion port 5 is closed by the extension operation of FIG.

Then, the bucket A rises and the guide roller 26 is guided to the curved upper portion of the guide path 25, so that the dust container B secured to the bucket A is inserted into the charging port 5.
The dust in the dust container B is accommodated in the dust container box 1 while being guided to the chute 12 via the charging port 5.

After the dust in the dust container B has been put into the dust container 1 in this way, the bucket A is lowered to be placed at the dust feeding position again, and the securing means 7 is released to empty the dust container from the bucket A. Take out B.

Then, by repeating the above-mentioned operation, the dust in the dust container B is stored in the dust storage box 1.

Here, the dust in the dust container B is stored in the dust container 1
When the dust storage box 1 is empty, the auxiliary chute 13 is extended from the chute 12 to the maximum extent. That is, these auxiliary chute 13 and chute 12
The dust is guided to the front part in the dust container 1 by. Then, as the dust is gradually stored in the dust storage box 1, the auxiliary chute 13 is gradually retracted toward the chute 12 side, and the dust is stored in the dust storage box 1 while gradually leading from the front portion to the rear portion.

In this way, by the operation of the auxiliary chute 13, the dust is gradually guided from the front portion to the rear portion, and the dust storage box 1
By storing the dust in the dust storage box 1, the dust is not concentrated on a part of the dust storage box 1 and can be uniformly arranged in the entire dust storage box 1, and the auxiliary chute 13 does not interfere with the dust storage.

Further, by interlocking with the loading operation of the bucket A described above, the scraping unit 42 of the scraping device 4 is appropriately moved in the front-rear direction, so that the scraping unit 42 allows the inside of the dust container 1 to be stored. Garbage can be stored while leveling the tops of the trash piled up in the pile.

For the dust contained in the dust container 1, the discharge door 61 is opened around the upper hinge 62 and the dust container 1 is placed with the reversal charging device 2 in the upper reversing position. Tilting upward with the rear bottom as the center, the dust is discharged from the opened discharge port 6.

The auxiliary chute 13 is set so that, for example, the number of times the bucket A is turned upside down is counted by a detector such as a limit switch, and the auxiliary chute 13 is gradually degenerated in accordance with this number. Further, not limited to the number of times of insertion, an appropriate number of sensors may be provided in the front and rear of the dust storage box 1 and the dust may be set to be degenerated according to the storage state of dust by the sensors.

The lashing means 7 provided in the bucket A is also provided.
When the dust container A is not bound, that is, when the reversing charging device 2 does not perform the charging operation, the garbage container A is disposed above the inner surface of the bucket A and the tip portion is folded in two to insert the insertion hole 75. By magnetically attaching the magnet 71 to the inner surface of the bucket A via the above, it is possible to easily store the magnet 71 out of the way (see FIG. 6). Further, since the dust container A is secured by the magnetic attachment of the magnet 71, it is easy to handle.

7 to 9 show another embodiment of the auxiliary chute.

In FIG. 7, an auxiliary chute is constituted by a sheet-shaped member 81. The sheet-shaped member 81 is wound so that it can be rewound, and the hydraulic cylinder 14 is connected to the tip of the sheet-shaped member 81.

In FIG. 8, an auxiliary chute is composed of a foldable bellows-shaped seat member 82, and the hydraulic cylinder 14 is connected to the tip of the seat member 82.

The extension / contraction operation of the auxiliary chute is not limited to the hydraulic cylinder 14, but may be performed by operating an appropriate extension / contraction mechanism including a rack and a pinion by a motor.

Further, as shown in FIG. 9, the sheet member 83
Is stretched by a sprocket 84 on a part of a chain 85 wound around the left and right sides, and the chain 85 is driven by a motor (not shown) to change the position of the stretched sheet member 83. Shoot 12 83
It may be configured to expand and contract.

[0055]

As described above, according to the garbage collecting vehicle of the first aspect of the present invention, the bottom guide surface of the chute is configured to be expandable and contractible, and the garbage collecting box is provided with dust when it is thrown into the garbage storage box. By gradually retracting the bottom guide surface of the chute and changing the position where the dust is put into the dust storage box, the dust can be evenly arranged in the entire dust storage box without being biased to a part of the dust storage box. At the same time, the chute does not interfere with the garbage collection.

In the garbage collecting vehicle according to the second aspect, the garbage container is stored in the bucket, fixed by the lashing means, and then the bucket is turned over to throw the garbage in the garbage container into the garbage storage box. Therefore, it is not necessary to transfer the waste in the waste container to the bucket one by one, the workability is good, and the scattering of the waste to the surroundings due to the transfer can be eliminated.

According to the third aspect of the present invention, in the garbage truck, the belt-like member is hung over the upper opening of the bucket in which the dust container is housed, and the magnet is magnetically attached to the outer side surface of the bucket. If the strap is secured and the strip is not used, it is placed along the inner surface of the bucket, the tip is folded in two, and the magnet is magnetically attached to the inner surface of the bucket through the insertion hole. It can be easily stored and is easy to handle because the dust container is fixed by magnetic sticking.

[Brief description of drawings]

FIG. 1 is a partially cutaway side view showing a schematic configuration of a garbage truck according to the present invention.

FIG. 2 is a side view showing the structure of a chute.

FIG. 3 is a side view of a part notch showing a peripheral portion of a discharge port.

FIG. 4 is a perspective view showing a configuration of a bucket of the reversal charging device.

FIG. 5 is a cross-sectional view showing a fastening means provided on a bucket, as seen from a side surface.

FIG. 6 is a cross-sectional view showing a fastening means provided on the bucket as seen from a side surface.

FIG. 7 is a side view showing another embodiment of the chute.

FIG. 8 is a side view showing another embodiment of the chute.

FIG. 9 is a side view showing another embodiment of the chute.

[Explanation of symbols]

 1 Dust Storage Box 12 Chute 13 Auxiliary Chute 2 Reversing Input Device 5 Input Port 7 Lapping Means 71 Magnet 72 Strip A A Bucket B Waste Container

Claims (3)

[Claims] 1. A dust container is mounted on a vehicle body frame, and the dust container is provided with a reversing throwing device provided with a bucket that can be moved up and down so as to face an input port formed at an upper portion of the dust container. In the garbage collection vehicle, a chute that guides the dust that is thrown in by the reversing operation of the bucket to the inside of the dust storage box is provided in the input port, and the chute of the chute has a bottom guide surface of the dust storage box. Garbage collection vehicle characterized by being able to expand and contract toward the inside. 2. A dust container is mounted on a vehicle body frame, and the dust container is provided with a reversing throwing device provided with a bucket that can be raised and lowered so as to face an input port formed at an upper portion of the dust container. In the garbage collection vehicle described above, the bucket is configured to be capable of accommodating a garbage container, and the bucket or the garbage container is provided with a fastening means for securing the garbage container in a state where the garbage container is accommodated in the bucket. A garbage collection vehicle characterized by that. 3. The fastening means is configured by a band-shaped body having one end fixed to the bucket and a magnet provided at the other end, and the other end provided with the magnet is configured to be foldable in two. The garbage collection vehicle according to claim 2, wherein an insertion hole is formed at a front end portion of the strip-shaped body facing the magnet when the sheet is folded in two.