JP3295536B2 - Garbage storage container - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refuse storage container for temporarily storing refuse discharged from homes through a charging pipe and collecting the stored refuse by suction using a suction device.

[0002]

2. Description of the Related Art Conventionally, as this kind of trash storage container,
The one described in Japanese Utility Model Laid-Open No. 4-58506 has been proposed by the present applicant.

[0003] This dust storage container is disposed in a basement, and an input pipe having an input port is erected on the ground. The dust is temporarily stored in the dust storage container from the input port through the input pipe on the ground. At the time of garbage collection by suction, after the garbage storage container is depressurized by the suction device of the garbage collection vehicle, the outside air flowing into the basement from the air supply passage formed along the input pipe is converted into secondary air as the garbage storage. By sucking into the container, the dust in the dust storage container is sucked and collected together with the secondary air into the dust storage chamber of the dust collection vehicle via the transport pipe.

[0004]

However, in the above conventional apparatus, the opening and closing device provided in the basement is opened and closed by an actuator such as an air cylinder.
Since the introduction of outside air into the underground room is controlled, it is necessary to control the operation of the actuator in the work of sucking dust, and there has been a problem that the device and its control are complicated. Further, since the switchgear is disposed in the basement, there is a problem that the maintenance space in the basement is reduced by the installation space of the switchgear.

Further, in the above-mentioned conventional refuse storage container, a docking station for communicating the refuse storage container and the refuse collection vehicle is provided at a place different from the charging pipe, so that the installation work is not required. The construction cost increases, and the docking station and the input pipe are located on the ground at a distance from each other, which disturbs pedestrians and workers, and also has the problem of poor aesthetics. there were.

[0006]

According to a first aspect of the present invention, there is provided a refuse storage container, wherein a charging pipe having a charging port is connected via a first opening / closing valve, and a suction pipe for taking in outside air into the charging pipe. A dust container connected via a two-way valve and connected to a transport pipe for sucking and transporting the dust stored therein by a suction device, wherein the dust container is installed in a closed basement; The input pipe is protruded above the ground so that the input port is located at a predetermined height, and further, the transport pipe is protruded above the ground along the vicinity of the input pipe, and the input pipe and the transport pipe are connected to each other. The projecting portion is covered with one cover body.

According to a second aspect of the present invention, there is provided a dust container according to the present invention, wherein an air intake for taking in outside air is formed on one side surface of the cover body, and an opening / closing device for controlling an amount of outside air to be taken in from the air intake. Is disposed in the cover body and in proximity to the air intake.

According to a third aspect of the present invention, in the refuse storage container, the opening / closing device is formed of a flexible plate that closes the through hole from the inside, and the plate is bent inward by a suction force in the basement. It can be opened and closed automatically.

According to a fourth aspect of the present invention, in the refuse storage container, a U-turn portion is formed in the cover so that the outside air taken into the cover is turned into a U-turn and then flows into a basement. The sound absorbing material is provided in the portion.

[0010]

According to the first aspect of the present invention, the input pipe and the transport pipe protruding above the ground are arranged close to each other and covered with one cover body, thereby simplifying the arrangement work.

According to the second aspect of the present invention, the cover body is provided with an air intake for taking in outside air, and an opening / closing device for controlling the outside air taken in from the air intake is provided inside the cover body and in the cover body. By arranging the switching device close to the air intake, the opening and closing device is not disposed in the basement, and the basement is effectively used.

According to the third aspect of the present invention, the opening and closing device is constituted by a flexible plate for closing the through hole from the inside, and the plate is automatically bent inward by the suction force in the basement. Opening and closing, quiet opening and closing and simplifying the configuration.

According to the fourth aspect of the present invention, the outside air is once U-turned by the U-turn portion formed in the cover body and flows into the basement, and the sound absorbing material is disposed in the U-turn portion, so that the outside air is provided. The sound absorption effect when flowing into the basement is enhanced.

[0014]

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

FIGS. 1 to 3 show a schematic configuration of a dust container according to the present invention.

Dust storage container (hereinafter simply referred to as container)
10 is to temporarily store garbage from home,
It is installed in a closed basement A.

The container 10 has an opening 11 formed on the top surface, and the lower end of a chute (input pipe) 1 erected from the basement A above the ground is connected to the opening 11. At the upper end of the chute 1 is an inlet 1 for introducing garbage from the ground.
a is provided so as to be openable and closable by an opening / closing lid 1b.

The opening 11 is provided with a closing gate (first opening / closing valve) 12 for opening and closing the opening 11. The closing gate 12 is opened and closed by the expansion and contraction operation of the air cylinder 13. A detector (not shown) such as a limit switch for detecting opening and closing of the input gate 12 is provided near the input gate 12.

A cover 30 is provided on the ground to cover the chute 1 and a projecting portion of the transport pipe 23 to be described later.

As shown in FIGS. 3 and 4, the cover 30 has an air inlet 3 on one side on which the chute 1 is disposed.
1 is formed, for example, a mesh-shaped member is disposed in the air intake 31 to prevent foreign matters from being mixed.

An opening / closing device 32 shown in FIG. 4 is provided in the cover body 30 facing the air intake 31.
It is arranged so as to partition 0 vertically. Switchgear 32
Has a plurality of through holes 33 formed therein.
Are openable and closable by a plate 34.

The plate 34 is made of a flexible material such as a rubber plate. The upper edge of the plate 34 is fastened from the inner surface side of the through hole 33 with a screw or the like, and the material has the flexibility. , So that it can be opened inside. By closing the through hole 33 with the flexible plate 34 in this way, the through hole 33 is closed in a substantially closed state,
Opening and closing can be done quietly without making noise.

The cover body 30 is separated from the basement A by a bottom plate 35, and only a portion 36 between the chute 1 and the transport pipe 23 communicates with the basement A.

Thus, the air inlet 31 and the opening / closing device 32
Is introduced into the basement A once through the space between the chute 1 and the transport pipe 23 after being guided to the upper part of the cover body 30.

A sound absorbing material 37 such as glass wool is provided on the upper surface of the cover body 30 through which outside air is guided.

In the lower part of the side wall of the container 10, an intake port 16 is formed as shown in FIGS. A base end of an intake pipe 17 is connected to the intake port 16, and a distal end of the intake pipe 17 supplies the outside air flowing into the basement A through the above-described path into the container 10 as secondary air. It is arranged in. The intake pipe 17 is provided with a secondary air valve (second on-off valve) 18 for opening and closing the intake pipe 17, and the secondary air valve 18 is opened and closed by expansion and contraction of an air cylinder 20. Near the secondary air valve 18, the secondary air valve 1
A detector (not shown) such as a limit switch for detecting the opening and closing of the switch 8 is provided.

Further, the lower part of the side wall of the container 10
As shown in FIG. 3, a discharge port 21 is formed, and one end of a transport pipe 23 is connected to the discharge port 21 via a connecting member 22 formed in a funnel shape.

The other end of the transport pipe 23 rises in the basement A and is provided upright in the cover 30. The other end of the transport pipe 23 is connected to a suction hose 4 extended from a refuse collection vehicle 40 by a coupling (not shown).
2 is connectable.

The upper surface of the cover 30 on which the other end of the transport pipe 23 is disposed is configured to be openable and closable by an openable cover 38.

Each of the air cylinders 13 and 20 is connected to an air source (not shown) provided in the refuse collection vehicle 40 via a connection portion provided on the cover 30 by an air hose (not shown). The air source may be provided in the basement A.

Further, the container 10 is provided with a level sensor (not shown) for detecting the storage level of dust in the container 10.

The dust stored in the container 10 thus configured is sucked and collected by the suction device 41 mounted on the dust collection vehicle 40 shown in FIG. You.

The suction device 41 is mounted on a front portion of the vehicle frame, and a dust storage chamber 43 communicating with the suction device 41 is mounted on a rear portion of the vehicle frame. The refuse storage chamber 43 is configured to be detachable from the suction device 41, and a lower rear portion thereof is pivotally supported by the vehicle frame, and is configured to be tiltable about the pivotal support portion 43a. A base end of the suction hose 42 is connected to an upper portion of the dust storage chamber 43, and a tip of the suction hose 42 is hung down to a rear portion of the dust storage chamber 43. The suction hose 42 is configured such that the base end thereof is pivotable. By turning the suction hose 42, the distal end thereof can be easily connected to the other end of the transport pipe 23 arranged on the cover body 30. .

The refuse collection vehicle 40 is provided with a control device (not shown).

The control unit receives detection signals from the detectors and level sensors provided on the container 10 via a signal cable (not shown) connected via a connection portion provided on the cover 30. The control device outputs an operation signal to each of the air cylinders 13 and 20 of the container 10 based on detection signals from the respective detectors and level sensors, and controls opening and closing of the injection gate 12 and the secondary air valve 18. I do.

It should be noted that reference numeral 25 in FIGS.
The step 26 used when entering the basement A is a control panel used for maintenance or manual operation.

Next, the operation of sucking and collecting dust by the suction device 41 of the dust collection vehicle 40 using the container 10 configured as described above will be described.

The trash introduced from the inlet 1a is stored in the container 10 via the chute 1.

When collecting the dust stored in the container 10 in this manner, first, the dust collection vehicle 40 is attached to the cover 3.
0, and after opening the opening / closing cover 38 of the cover body 30, the suction hose 42 and the transport pipe 2 of the garbage collection vehicle 40 are stopped.
In addition to the connection to the other end of the container 3, each actuator provided on the container 10 side is connected to an air source and a control device of the refuse collection vehicle 40 by an air hose, a signal cable, or the like.

Next, the suction device 41 is operated, and the container 10
Start suctioning air from the side. At about the same time, the input gate 12 is closed to close the opening 11, and the secondary air valve 18 is closed to close the intake pipe 17.

As a result, the air in the container 10 is
1. The garbage storage chamber 4 via the transport pipe 23 and the suction hose 42
After being sucked by the suction device 3, the air is exhausted to the outside via the suction device 41. By sucking the air in the container 10 in this manner, the pressure in the container 10 is gradually reduced to a negative pressure.

Subsequently, the suction operation is continued until the inside of the container 10 reaches a predetermined negative pressure value. When the suction pressure reaches the predetermined negative pressure value, the secondary air valve 18 is opened and the basement A
The inside air is caused to flow into the container 10 as secondary air. As a result, the secondary air that has flowed in from the intake port 16 flows from the outlet port 21 through the transport pipe 23 and the suction hose 42 to the dust storage chamber 43 side while rotating in the container 10 due to the pressure difference. The refuse in 10 is sucked and collected in a refuse storage chamber 43 via an outlet 21, a transport pipe 23, and a suction hose 42.

Here, as described above, when the air in the basement A flows into the container 10 as the secondary air, the opening / closing device 32 disposed in the cover body 30 is sucked into the container 10. The plate 34 bends inward and the opening / closing device 32
The outside air is sucked through the air inlet 31 and the through hole 33 of the cover body 30 and flows into the basement A from the upper portion of the cover body 30 through the space between the chute 1 and the transport pipe 23. Then, it is sucked into the container 10 from the intake port 16 as secondary air (see arrows in FIG. 4). As mentioned above, plate 3
Numeral 4 is opened by the suction force only when the secondary air flows into the container 10 and is closed at the time of inputting dust or storing dust, and the odor in the basement A is reduced by the odor in the cover 3.
There is no leakage to the outside of 0.

Further, the outside air is temporarily passed through the cover 33 through the through hole 33.
By making a U-turn at the top of 0 and entering the basement A, the sound-absorbing effect is enhanced, combined with the operation of the sound-absorbing material 37 arranged in the U-turn part, and noise generated when the outside air is sucked into the basement A can be suppressed. .

When the secondary air is sucked into the container 10 and the inside of the container 10 returns to a predetermined pressure as described above, the secondary air valve 18 is closed, and the inside of the container 10 is again subjected to the negative pressure by the suction device 41. When the predetermined negative pressure value is reached, the secondary air valve 18 is opened, and the dust in the container 10 is collected by suction as described above.

The above operation is repeated a predetermined number of times, and when the dust in the container 10 disappears, the suction operation ends.

[0047]

As described above, according to the first aspect of the present invention, since the input pipe and the transport pipe projecting above the ground are covered with one cover, the installation work is easy. The construction cost can be reduced, the pedestrians and workers are not obstructed, and the appearance is improved.

According to the second aspect of the present invention, the cover body is provided with an air intake for sucking outside air, and an opening / closing device for controlling the outside air taken in from the air intake is provided inside the cover body. Since it is arranged close to the air intake, the space in the underground room can be widely used as a maintenance space as compared with the conventional case where the opening and closing device is arranged in the underground room.

According to the third aspect of the present invention, the opening / closing device is constituted by a flexible plate for closing the through hole from the inside, and the plate is automatically bent inward by the suction force in the basement. Since the opening and closing can be performed, the opening and closing are quiet, and an actuator such as an air cylinder for opening and closing the opening and closing device is not required, so that the device and its control can be simplified.

According to the fourth aspect of the present invention, the cover body is provided with a U-turn portion for making the outside air taken into the cover body into a U-turn and then flowing into the basement, and a sound absorbing material is provided in the U-turn portion. With this arrangement, the sound absorbing effect is enhanced, and noise generated when the outside air is sucked into the basement can be suppressed.

[Brief description of the drawings]

FIG. 1 is a side view showing a schematic configuration of a refuse storage container and a refuse collection vehicle.

FIG. 2 is a side view showing a schematic configuration of a refuse storage container.

FIG. 3 is a front view showing a schematic configuration of a refuse storage container.

FIG. 4 is an enlarged front view of a partially cutaway showing a cover body.

[Explanation of symbols]

 Reference Signs List 1 chute (input pipe) 1a input port 10 container (garbage storage container) 12 input gate (first open / close valve) 17 intake pipe 18 secondary air valve (second open / close valve) 23 transport pipe 30 cover body 31 air inlet 32 Switchgear 33 Through hole 34 Plate 37 Sound absorbing material A Basement

────────────────────────────────────────────────── ─── Continuing from the front page (72) Inventor Yasunori Matsuo 1-1, Shinmeiwa-cho, Takarazuka-shi, Hyogo Shinmeiwa Industry Co., Ltd. Environmental Systems Division (56) References JP-A-53-39667 (JP, A) Japanese Utility Model H4-58506 (JP, U) Japanese Utility Model H4-112807 (JP, U) Japanese Utility Model 56-58705 (JP, U) Japanese Utility Model 54-47883 (JP, U) Japanese Utility Model Utility Model 53-134485 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) B65F 5/00

Claims (4)

(57) [Claims] An input pipe having an input port is connected via a first opening / closing valve, and an intake pipe for taking in outside air is connected via a second opening / closing valve, and refuse stored therein. In a dust storage container connected to a transport pipe that suctions and transports the dust storage container, the dust storage container is installed in a closed basement, and the input pipe is positioned so that the input port is located at a predetermined height. Projecting above the ground, and the transport pipe is
A refuse storage container characterized by being protruded above the ground along the vicinity, and the protruding portions of the input pipe and the transport pipe are covered by a single cover body. On one side surface of claim 2 wherein said cover body, with an air intake taking in outside air is formed, the air Kido switchgear for controlling the amount of outside air introducing from inlet and the air in the cover body 2. The device according to claim 1, wherein the device is disposed close to the intake.
Dust storage container as described. 3. The opening and closing device is constituted by a flexible plate that closes a through hole from the inside, and the plate can be automatically opened and closed by bending inward due to a suction force in a basement. 3. The refuse storage container according to 1 or 2. 4. A U-turn portion for allowing the outside air taken into the cover body to make a U-turn and then flowing into the basement, and a sound-absorbing material is provided in the U-turn portion. Item 4. The dust container according to Item 1, 2 or 3.