JPH10203604A - Garbage loading device for assorted garbage collecting car - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform a loading work with no limitation of the height by slantwise fixing a guide support to a lifting support such that its top end is near a container and its bottom end is at the side of a vehicle body and by fixing a cart turning-over unit to a lift arm moved up and down along the guide support. SOLUTION: A guide support 11 is fixed slantwise to a lifting support 10 such that its top end is above a container 4b and its bottom end is at the side of a vehicle body 2. A lift arm 12 can be moved up and down slantwise along the guide support 11 while rolling guide rollers 33 supported outward by both ends of the longest side thereof in the guide support 11. The lift arm 12 is lowered to the lowest position and a cart 8 is supported by a turnover device with a hook 40 and a joining member 29 is lifted. This pushes up the lift arm 12 along the guide support 11 with the turnover device to turn over the cart 8 at the highest position. After a dumping work is finished, the lift arm 12 is lowered and the cart 8 is separated.

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 and transporting recyclable garbage sorted by type and transporting it by type.

[0002]

2. Description of the Related Art In recent years, recyclable waste such as glass bottles and empty cans has been separately collected by type so that they can be reused. The separated garbage (hereinafter referred to as separated garbage) is generally once stored in a small collection box cart, and during collection, the separated garbage in the cart is put into a dedicated collection vehicle and transported.

[0003] A sorting garbage truck for collecting and transporting sorting garbage in the cart is disclosed in Japanese Patent Application Laid-Open No. 5-286504. The separated garbage truck has a plurality of storage chambers formed in the front-rear direction in the packing box, and the packing box is provided with a trash input device movable in the front-rear direction, so that the separated garbage can be input into each storage chamber. It has become. The garbage input device is provided with a rail that can move back and forth on the packing box, and raises the cart reversing device supported by the cart by rotating a lift arm above the packing box with a cylinder provided on the rail, By turning over the cart by the cart reversing device at the highest position, the sorted garbage in the cart is put into the accommodation room.

[0004]

However, the above structure has a drawback that the entire refuse input device becomes large because the rails are supported on both side panels over the packing box. Furthermore, since the lift arm is provided above the packing box so as not to obstruct the forward and backward movement of the rail, a height above the packing box is required for the lift arm to pivot up and down, and a building with a low ceiling is required. There is a drawback that collection work cannot be performed inside.

Accordingly, the present invention provides a refuse input device for a refuse collection vehicle which has a compact structure and allows refuse to be input without restriction on the height while maintaining the movement in the front-rear direction. Is what you do.

[0006]

According to the present invention, a packing box having a plurality of storage chambers formed in the front-rear direction is mounted on a vehicle body, and a cart containing sorted garbage is provided on each side of the packing box. In a separation garbage truck provided with a trash input device that is raised and inverted to the position above the storage room and inputs the separated trash into each storage room, the trash input device is vertically movable. A pair of front and rear lifting columns installed,
A guide support fixed to the lifting support, with the upper end inclined toward the packing box and the lower end inclined toward the side of the vehicle body,
A lift arm that moves up and down along the guide column and a cart reversing device fixed to the lift arm are provided.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 3, reference numeral 1 denotes a sorting garbage truck, and the sorting garbage truck 1 is provided with a packing box 3 on a vehicle body 2.
And three containers 4a, 4b, and 4c are placed on the front, middle, and rear portions of the packing box 3, and the storage rooms 5a, 5b, and 5c are provided.
c is formed. A rotatable side gate 6 is provided on the right side surface (FIG. 2) of the packing box 3. By rotating the side gate 6 outward and opening the right side surface, the container can be removed by a forklift or the like. It can be loaded and unloaded. A side panel 7 is provided upright on the left side surface (FIG. 2) of the packing box 3, and the carts 8 containing the sorted garbage are raised and inverted on the side panels 7 so that the carts 8 are positioned from above the containers. A garbage input device 9 for inputting the separated garbage in the container into the container is provided.

As shown in FIGS. 4 to 10, the dust input device 9 includes a lifting column 10 that moves in the front-rear direction, a guide column 11 that is fixed to the lifting column 10 at an angle, and guides the guide column 11. Lift arm 12 that is moved up and down
And a cart reversing device 13 fixed to the lift arm 12. The pair of elevating columns 10 are erected substantially vertically, and the middle portions thereof are integrally connected by a connecting frame 14. Both ends and the middle portion of the upper surface of the connecting frame 14 are supported by support brackets 15. The rectangular support sliders 16 are fixed respectively. The support slider 16 is slidably inserted into a traversing rail 17 fixed along the entire length of the outer surface of the side panel 7 in the front-rear direction, and supports the lifting column 10 so as to traverse.

The lower end of the pair of lifting columns 10 has a cross section.
An L-shaped lower frame 18 is fixed, and auxiliary rollers 19 are supported at both ends on the lower surface of the lower frame 18. The auxiliary roller 19 is inserted and fitted in an auxiliary rail 20 having a U-shaped cross section extending in the front-rear direction laid on the vehicle body 2 and rolls in the front-rear direction together with the support slider 16. As a result, the lifting column 10 can move back and forth while maintaining the vertical state.

A pair of front and rear transverse sprockets 21 and 22 are pivotally supported at the lower portion of the outer surface of the side panel 7, and a transverse motor 23 fixed to the inner surface of the side panel 7 is connected to the transverse sprocket 22. Both sprockets 2
A traversing chain 24 is stretched between 1 and 22. Both ends of the traversing chain 24 are connected by a connecting member 25 fixed to the lower frame 18. Thus, when the traversing sprocket 22 is rotated by the driving of the traversing motor 23, the elevating column 10 moves in the front-rear direction.

At the upper and lower ends of the lifting column 10, an upper sprocket 26 and a lower sprocket 2 are provided, respectively.
7 is supported, and an elevating chain 28 is bridged between the two sprockets 26 and 27.
8 are connected to each other by connecting members 29. The lower sprockets 27 of the lifting columns 10 are connected to each other by a connecting shaft 30. A lifting motor 31 fixed to a lower portion of the lifting columns 10 is connected to the lower sprocket 27, and the lower sprockets are driven when the lifting motor 31 is driven. The rotation of 27 causes both sprockets 26 and 27 to rotate.
The connecting member 29 moves up and down between the spaces.

A guide column 11 located inside the elevating column 10 has a U-shaped cross section, and has openings facing each other, with its upper end located above the container and its lower end located on the side of the vehicle body 2. It is fixed to each elevating column 10 by the fixing member 32 with such inclination. Thereby, the cart reversing device 13 raised to the upper end position of the guide column 11 can be brought closer to the container side,
When the cart 8 is turned over, the separated garbage in the cart 8 can be prevented from leaking to the outside of the container. The cart reversing device 13 descends to the lower end position of the guide support 11.
Can be brought closer to the ground without being disturbed by the connecting shaft 30, and the cart 8 can be easily attached and detached.

The lift arm 12 has a substantially triangular shape, and guide rollers 33 are rotatably supported outward at both apexes of the longest sides thereof. The guide rollers 33 roll inside the guide column 11. Thus, the lift arm 12 can be moved up and down along the guide column 11. The remaining top of the lift arm 12 has a tension link 34
Is pivotally supported, and the other end is pivotally supported by a connecting member 29 of the elevating chain 28. As a result, the lifting motor 3
The lifting arm 12 is moved up and down along the guide column 11 by driving the actuator 1 to raise and lower the connecting member 29 in the vertical direction to lift the tension link 34 upward.

The cart reversing device 13 is provided on a pair of left and right mounting members 35 fixed between a pair of lift arms 12, and the base plate 3 fixed to the mounting member 35 is provided.
A pair of left and right side plates 37 is fixed to 6, one end of a reversing arm 38 is pivotally supported on the side plate 37, and the other end is pivotally supported by a support plate 39. A pair of upper and lower hooks 40 are protruded from the support plate 39,
The cart 8 is detachably supported.

A cylinder 41 is provided between the side plates 37.
Is pivotally supported by the reversing arm 38, and the cart 8 is reversed to the reversing position (FIG. 5) by extending the cylinder 41 and rotating the reversing arm 38 upward.
The cart 8 is restored to the restoration position (FIG. 7) by reducing the cylinder 41 and rotating the reversing arm 38 downward.

The side plate 37 is provided with a limit switch 42.
Is reduced, and the support plate 39 is brought into contact with the limit switch 42, thereby rotating the lifting / lowering motor 31 in reverse to lower the lift arm 12 at the raised position. A limit switch 43 is attached to the upper end of the elevating column 10, and the cart reversing device 13
And the upper part of the tension link 34 comes into contact with the limit switch 43 so that the cart reversing device 1
3 is inverted.

The operation of the present invention having the above-described structure will now be described. In the present embodiment, recyclable glass bottles, empty cans, and plastic containers are separately collected and collected. The glass bottles are placed in the front container 4a, the empty cans are placed in the middle container 4b, and the plastic containers are placed in the middle container 4b. A case where the container is put into the rear container 4c will be described.

As shown in FIG. 1, during traveling, the dust input device 9 is at the forefront, the lift arm 12 is at the highest position, and the cart reversing device 13 is in the retracted state held at the reversing position. When a glass bottle is put into the container 4a from the state shown in FIG. 1, the cylinder 41 is first reduced, and the cart reversing device 13 is returned from the reversing position to the restoration position as shown in FIG. When the cart reversing device 13 returns to the restoration position, the support plate 39 comes into contact with the limit switch 42, the elevating motor 31 is driven, and the connecting member 29 is lowered. Then, the tension link 34 is pulled downward and the cart reversing device 13
At the same time, the lift arm 12 descends along the guide column 11.

When the lift arm 12 is lowered to the lowermost position, the cart 8 containing the glass bottle is hooked on the hook 40 as shown in FIG. At this time, since the lower end of the guide column 11 is inclined outward of the vehicle body 2, the cart reversing device 13 is connected to the connecting shaft 30.
Can be lowered to a position lower than the vehicle body 2 without interfering with the cart, and the cart 8 can be easily supported by the cart reversing device 13 without lifting.

When the cart 8 is supported, the lifting motor 31 is driven to raise the connecting member 29. Then, the tension link 34 is pulled up and the lift arm 12 is pushed up. The lift arm 12 which has been pushed upward rises along the guide column 11 together with the cart reversing device 13. Lift arm 1 as shown in FIG.
2 rises to the highest position, the tension link 34
Of the cylinder 41 contacts the limit switch 43 and the cylinder 41
Extend and the cart reversing device 13 is reversed. Cylinder 41
Is fully extended, the cart 8 is inverted, and the glass bottle in the cart 8 is dropped into the container 4a.

At this time, since only the cart 8 in the inverted position is located above the upper end of the guide column 11,
If there is enough space above the packing box 3 for the cart 8 to be inverted, the work can be sufficiently performed, and the loading work can be performed in a building with a low ceiling. In addition, since the upper end of the guide post 11 is inclined close to the container side, the cart 8 can be inverted at a position above the container, and the sorted garbage can be reliably put into the container without falling to the outside of the container. can do.

When the operation of charging the container 4a is completed,
Return the cart reversing device 13 to the restoration position as described above,
The cart reversing device 13 supporting the cart 8 is lowered together with the lift arm 12. When the cart reversing device 13 descends to the lowest position, the cart 8 is removed from the cart reversing device 13. When charging empty containers into the container 4b continuously from the above state, first, the garbage input device 9 is moved backward.
That is, the traversing motor 23 is driven to move the connecting member 25 in the horizontal direction. Then, the lower frame 18 is pulled, and the elevating column 10 moves in the horizontal direction along the guide. Thereby, the refuse input device 9 can be moved right beside the container 4b. At that time, since the cart reversing device 13 is located outside the vehicle body 2, it can move without interfering with other members.

After the garbage input device 9 is moved, the above operation is repeated to collect empty cans in the container 4b. The same applies when collecting plastic containers in the container 4c. When the container collecting the sorted garbage is to be unloaded from the packing box 3, the right side of the packing box 3 is opened by rotating the side gate 6, the container is lowered by a forklift, and the container inside the container is discharged at a predetermined discharge place. Discharge garbage.

In this embodiment, a glass bottle, an empty can,
The case where the plastic containers are separately collected has been described. However, the same operation and effect can be obtained when the glass bottles are separately collected by color, and when the resource waste and the non-resource waste are separately collected. Further, in the present embodiment, a pair of left and right cart reversing devices are provided. However, even if a single or a plurality of cart reversing devices are provided, the same operation and effect can be obtained, and the cart reversing device is not limited to the above-described structure. A known cart reversing device may be used. Further, in the present embodiment, the trash input device is provided on the left side of the packing box,
It may be provided on the right side surface or both side surfaces.

[0025]

As described above, according to the present invention, the guide column having the upper end inclined to the packing box side and the lower end inclined to the side of the vehicle body is fixed to the lifting column provided on the side surface of the packing box. Since the cart reversing device is fixed to a lift arm that moves up and down along the guide column and the cart is reversed by raising the cart reversing device to the upper end of the guide column when sorting garbage, the cart can be turned over during loading operation. The required height is only the space for reversing the cart, and the sorting garbage can be loaded without any restriction on the height upward.

[Brief description of the drawings]

FIG. 1 is a side view showing an entire sorting garbage truck of the present invention.

FIG. 2 is an AA diagram of FIG.

FIG. 3 is a sectional view taken along line BB of FIG. 1;

FIG. 4 is an enlarged view of FIG.

FIG. 5 is a sectional view taken along line CC of FIG. 4;

FIG. 6 is a diagram illustrating a state in which the cart reversing device is at its highest position;
It is D sectional drawing.

FIG. 7 is an enlarged view of FIG. 6 showing the cart reversing device.

FIG. 8 is an enlarged view of FIG. 6 showing a supporting slider.

FIG. 9 is an enlarged view of FIG. 6 showing an auxiliary roller.

FIG. 10E shows the lowest state of the cart reversing device in FIG. 1;
It is -E sectional drawing.

[Explanation of symbols]

 1 Separate garbage truck 2 Car body 3 Packing box 5a, 5b, 5c Storage room 8 Cart 9 Garbage loading device 10 Elevating column 11 Guide column 12 Lift arm 13 Cart reversing device

Claims (1)

[Claims] 1. A cargo box having a plurality of storage chambers formed in a front-rear direction is mounted on a vehicle body, and a cart containing sorted garbage is raised to a position above each of the storage chambers on a side of the packing box. In a separate garbage collection vehicle provided with a garbage input device that inverts the garbage so as to input the garbage into each storage chamber, the garbage input device includes a pair of front and rear elevating columns that are erected so as to be movable in the front-back direction. A guide column fixedly inclined to the lifting column such that an upper end is located on the packing box side and a lower end is positioned on the side of the vehicle body; a lift arm that moves up and down along the guide column; A garbage input device for a garbage truck that consists of a cart reversing device fixed to an arm.