JP3205682B2 - Garbage input assist device for garbage truck - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dust input auxiliary device used for inputting dust into a garbage truck.

[0002]

2. Description of the Related Art As disclosed in Japanese Utility Model Laid-Open Publication No. 58-196304, a conventional garbage loading assisting device for a garbage truck is provided with a pair of parallel links on both sides of a rear packing box having a loading port. A lifting plate is provided via a rocking plate on
By rotating the parallel link by a lifting cylinder provided on the rear packing box side, a lifting plate on which heavy dust such as a dust container or a refrigerator or a closet is placed can be moved up and down to an inlet.

[0003]

However, in the above structure, there is a danger that pedestrians may be hurt during traveling because the parallel links protrude greatly from both sides of the rear packing box. Further, as shown in FIG. 2 of the application, when the elevating plate is raised to the slot, the parallel link rotates and the tip of the elevating plate gradually moves backward while ascending. After the worker standing behind, i.e., placing the garbage container on the elevator, the tip of the elevator plate hits the worker who is waiting to turn over the trash container or push heavy dust at the highest position of the elevator. There is a risk of injuring workers.

Accordingly, the present invention is to provide a dust insertion assisting device for a dust truck which can ensure the safety of pedestrians and workers.

[0005]

SUMMARY OF THE INVENTION According to the present invention, there is provided a dust container which is rotatably connected to a rear of a dust container in a rearward direction of the dust container by a pushing device in the packer. In the garbage truck pushed into the inside, a pair of guide posts are fixed on both sides of the input port, and the guide posts are provided with a slider which is guided up and down by the guide posts, and a lower end of the slider Is provided with an elevator that is held in a substantially horizontal state, and pulls the elevator up to the loading port.
Provided that the drive <br/> kinematic device consisting of a cylinder and a wire rope which can gel the packer, a predetermined slider to the packer
A feature is provided in which a stopper for restricting the movement is provided .

[0006]

When loading into the packer, first, the elevator is lowered to the ground or a position close to the ground by the driving device, and the dust container or the heavy dust is placed on the elevator. Then, the elevator is raised to the loading port by the driving device and stopped. After the elevator is stopped, the dust container is turned over on the elevator, or the heavy dust is pushed in to put the dust into the packer.

When the dust container or the like is lightweight, the lifting platform is held at the highest position to serve as a table, and the dust container or the like is manually lifted to the lifting platform, and the dust container is inverted on the lifting platform. Put garbage into the packer.

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG.
Reference numeral 1 denotes a dust container of a garbage truck. A packer 2 is connected to the dust container 1 and the packer 2 can be rotated upward about a pivot 3 at the upper part. An insertion port 4 is formed at a rear portion of the packer 2, and a pushing device 5 for pushing dust put into the packer 2 into the dust container 1 is provided inside.

The packer 2 is provided with a door 6 for opening and closing a part of the inlet 4. Rollers 7 are provided on both lower sides of the door 6
The roller 7 is held movably up and down by a guide frame 8 having a U-shaped cross section fixed to both sides of the input port 4, and is provided on both sides of the top of the door 6 on both sides of the packer 2. The other end of the rotatably supported arm 9 is pivotally supported to prevent the door 6 from wobbling, and a spring 10 is provided between the packer 2 and the arm 9 to reduce the labor for lifting the door 6. It has become. Reference numeral 11 denotes a handle provided on the door 6.

Next, a description will be given of the dust input assisting device of the present invention. The guide column 12 which is inclined at substantially the same angle as the input port 4 (downward to the right in FIG. 1) at both sides of the packer 2 and near the input port 4. Is provided. The guide column 12 is located somewhat forward (left side in FIG. 1) from the guide frame 8, and has a box-shaped cross section and a slit 13 extending vertically in the rear surface. A cover member 1 having a U-shaped cross section and substantially the same length as the guide support 12 is provided in front of the guide support 12.
4 is fixed.

A slider 15 having a T-shaped cross section is provided on the guide column 12 so as to be able to move up and down. Specifically, the slider 15 has a shape in which a flat base 16 is fixed to the center of a tip 17, Penetrates the slit 13 of the guide column 12, the tip 17 is located outside the guide column 12, and a pair of rollers 18 are supported above and below the base 16 so that the rollers 18 roll on the inner surface of the guide column 12. By doing so, the slider 15 moves up and down smoothly.

An elevating table 20 is supported at the lower part of the slider tip 17 via a bracket 19 so as to be vertically rotatable. The elevation frame 20 is adapted to the upper surface can be placed flat and dust container and weight dust was 3 to the base ends, is protruded stopper portion 20A as shown in FIG. 6, the elevation frame 20 is horizontal state Then, the stopper 20A comes into contact with the lower end of the slider 15 to maintain the horizontal state. Further, the elevator 20 closes a part of the inlet 4 by being raised and rotated at the lower edge of the inlet 4, that is, the highest position, and is inserted by the door 6 and the elevator 20. The whole mouth 4 can be closed.

A slit 1 is provided above the guide column 12.
3 and the stopper 21 is fixed
Numeral 1 restricts the slider 15 from rising at the highest position and prevents the slider 15 from running when the packer 2 is rotated upward. Reference numeral 22 denotes a driving device for raising and lowering the slider 15 and the lifting table 20.
Is composed of a cylinder 24, a movable pulley 25, a fixed pulley 26, and a wire rope 27 provided in a reinforcing cover 23 below the inlet 4. The movable pulley 25 is provided at the tip of the cylinder 24 and moves as the cylinder 24 extends. The fixed pulley 26 is provided at each of the upper and lower positions of the pair of covers 14.

Two wire ropes 27 are provided, and one wire rope is wound around a movable pulley 25, a right fixed pulley 26 and an upper fixed pulley 26 from one end fixed to the packer 2 side, and the other end is connected to one slider 15 The other is connected to the upper part, and the other one is hung around the moving pulley 25, the right fixed pulley 26, the left fixed pulley 26, and the upper fixed pulley 26 from one end fixed to the packer 2 side, and the other end is over the other slider 15 Connected to. At this time, the wire rope 27 passes through the inside of the cover 14 and enters the guide column 12. Thus, when the cylinder 24 is extended, the left and right sliders 15 are raised by the movement of the movable pulley 25, and when the cylinder 24 is reduced, the left and right sliders 15 are lowered by the weight of the lift 20.

Reference numeral 28 denotes a box provided on the side surface of the packer 2. The box 28 stores an operation switch 29 for controlling the cylinder 24. In the embodiment, the guide post is inclined. However, even if the guide post is vertical, the same operation and effect can be obtained, and the front-and-back movement of the tip of the elevator during the elevating of the elevator is eliminated, so that safety for the worker is improved. More secure. Further, the driving device is not limited to the structure of the embodiment, but has the same function and effect as long as the structure can move the elevator up and down.

Next, the operation of the present invention will be described with reference to FIG. 3. First, the handle 6 is grasped from the state shown in FIG. 3, the door 6 is raised, and the elevator 20 is rotated to the horizontal state (dashed line). Open the slot 4. When the lifting platform 20 is in a horizontal state, the stop portion 20A is in contact with the lower end of the slider 15 to maintain the horizontal state. In this state, the operation switch 29 is taken out of the box 28 and operated. The operation of the operation switch 29 causes the cylinder 24 of the driving device 22 to contract, and the movable pulley 25 moves in the direction of the deflection of the wire rope 27, so that the lift 20 is brought into contact with the position shown in FIG. To a position or a position close to the ground.

Thereafter, the worker approaches the elevator 20 from behind, and removes the transported dust container or heavy dust from the elevator 2.
0, and the operation of the operation switch 29 causes the cylinder 24
Is extended. The elevating platform 20 rises by the extension of the cylinder 24, and when reaching the highest position of the elevating platform 20, that is, the same position as the insertion port 4, the slider 15 abuts the stopper 21 on the upper part of the guide column 12, and further rises. Be regulated.
At this time, even if the worker is close to the tip of the lift 20, the tip of the lift 20 gradually moves forward, so that the worker is not hurt.

The worker places the raised garbage container on the lifting platform 2
The dust is turned upside down and thrown into the packer 2, and heavy dust is pushed into the packer 2. Operation switch 29 after turning on
Operation, the cylinder 24 is reduced to lower the elevator 20 and stop when the elevator 20 contacts or approaches the ground, and the empty dust container on the elevator 20 is lowered. At this time, since the worker is in a standby position when loading the garbage container, there is no danger that the tip of the lift 20 hits the worker. By repeating the above operation, packer 2
The garbage is continuously put in. The dust put in the packer 2 is pushed into the dust container 1 by the operation of the pushing device 5 in the packer 2.

If the trash container is light, the elevator 2
0 is used as a table instead of a table, and the dust container is lifted and placed on the elevator 20 in the horizontal state as shown by the alternate long and short dash line in FIG. Thus, the working time can be shortened. When the collecting operation is completed, as shown in FIGS. 3 and 7, the door 6 is pulled down against the force of the spring 10 to close a part of the input port 4, while the elevator 20 is raised to the maximum, and then the elevator 20 is It stands up and retracts and closes the remaining input port 4.

When the dust container 1 is full, the dust container 1 is moved to a disposal place, the packer 2 is turned upward at the place, and the dust is discharged from the rear of the dust container 1. At this time, the slider 15 tries to run by changing the inclination angle of the guide column 12 fixed to the packer 2.
The self-propelled is restricted by the stopper 21 of FIG.

[0021]

As described above, according to the present invention, a pair of guide posts are fixed on both sides of the insertion opening of the packer, and a slider which can move up and down on the guide posts is provided. Was provided so that the elevator could be moved up and down to the loading port by the driving device. Accordingly, the amount of the dust input auxiliary device protruding from the side surface of the packer becomes very small, and the safety of the pedestrian can be sufficiently ensured. In addition, the conventional drawback that the worker is hurt when the elevator is moved up and down can be reliably eliminated.

[Brief description of the drawings]

FIG. 1 is a front view showing the whole of the present invention.

FIG. 2 is a side view of FIG.

FIG. 3 is a front view when an inlet is closed.

FIG. 4 is an enlarged cross-sectional view taken along the line AA of FIG. 1;

FIG. 5 is an enlarged cross-sectional view taken along line BB of FIG. 1;

FIG. 6 is a CC enlarged view of FIG. 2;

FIG. 7 is a partially enlarged sectional view of FIG. 3;

FIG. 8 is an enlarged sectional view of an upper part of a guide support.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Dust storage container 2 Packer 4 Input port 6 Door 12 Guide support 15 Slider 20 Lifting platform 22 Drive device

Continuation of the front page (56) References JP-A-7-25419 (JP, A) JP-A-6-247505 (JP, A) Japanese Utility Model Showa 58-196304 (JP, U) (58) Fields surveyed (Int .Cl. ⁷ , DB name) B65F 3/04

Claims (1)

(57) [Claims] 1. A packer can be pivoted upward behind a refuse storage container.
In a garbage truck that is connected to the garbage bin and pushes the garbage put in from the inlet at the rear of the packer into the garbage container with a pushing device inside the packer, a pair of guide posts are fixed to both sides of the inlet. The guide support is provided with a slider that is guided by the guide support so as to be able to move up and down, and at the lower end of the slider, an elevator that is held in a substantially horizontal state is provided, and the elevator can be pulled up to a slot. Cylinder and
A drive device comprising a fine wire rope provided packer, the
The packer has a slider that restricts the slider from moving
A dust input assist device for a garbage truck equipped with a topper.