JP2007302361A - Cleaning device and garbage incinerating facility - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cleaning device suitable for cleaning the inside of a tail gate of a garbage collection vehicle with garbage thrown into a garbage pit thereof, and a garbage incinerating facility having the cleaning device. <P>SOLUTION: The cleaning device comprises a nozzle 51 for jetting cleaning water, and a supporter 52 for supporting the nozzle so that the nozzle is arranged on a garbage pit side from a vehicle stopper 11 provided on a platform 10 facing the garbage pit 20. Such an arrangement of the nozzle is suitable for cleaning the inside of a tail gate 91 of a garbage collection vehicle 90. Thus, a worker need not perform any cleaning work of the tail gate 91 around a garbage throw-in port 20a in a poor footing area. Further, the cleaning device is also applicable to a garbage incineration facility or a garbage treatment facility other than the garbage incineration facility. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a garbage truck cleaning device and a garbage incineration facility equipped with a garbage truck cleaning device.

  Conventionally, in a garbage incineration facility, garbage brought in by a garbage truck is once put into a garbage pit, and garbage from the garbage pit is put into a hopper of an incinerator by a bucket crane. The garbage incineration facility is provided with a platform adjacent to the garbage pit as an area where the garbage truck enters, and the garbage truck stops at the platform with the garbage container on the back facing the garbage pit. Garbage collected by tilting the container is thrown into the garbage pit.

  Hygiene management is important in waste disposal facilities such as waste incineration facilities.

  Patent document 1 is disclosing the sanitary safety equipment in a garbage incineration facility. In this sanitary safety facility, a human body cleaning facility and a clothing cleaning device are provided on the platform. For this reason, it becomes possible to perform the operation | work which throws in the collected garbage into a garbage pit, and the operation | work which wash | cleans an operator's body and clothes in parallel, and the sanitary safety environment for an operator improves.

  As for the garbage truck, it is necessary to clean the collected garbage after throwing it into the garbage pit. In particular, the tailgate opening and closing packing portion needs to be cleaned every time the waste is discharged in order to prevent the waste juice from leaking out.

There is a need for a suitable cleaning device to clean the interior of the tailgate.
JP-A-6-156613

  An object of the present invention is to provide a cleaning device suitable for cleaning the inside of a tailgate of a garbage truck in which garbage is thrown into a garbage pit, and a waste incineration facility equipped with this cleaning device.

  Hereinafter, means for solving the problem will be described using the numbers used in (Best Mode for Carrying Out the Invention). These numbers are added to clarify the correspondence between the description of (Claims) and (Best Mode for Carrying Out the Invention). However, these numbers should not be used to interpret the technical scope of the invention described in (Claims).

  The cleaning device according to the present invention is disposed on the dust pit side from a nozzle (51) for jetting jet cleaning water and a vehicle stop (11) provided on a platform (10) facing the dust pit (20). And a support body (52) for supporting the nozzle. Such an arrangement of nozzles is suitable for cleaning the interior of the tailgate (91) of the garbage truck (90). According to the present invention, the operator does not have to clean the tailgate (91) around the garbage inlet (20a) having a poor scaffold. The cleaning device according to the present invention can be applied to a waste incineration facility or a waste treatment facility other than a waste incineration facility.

  In the cleaning apparatus according to the present invention, the support is provided on the outer surface (21a, 22a) of the double doors (21, 22) that opens and closes the dust inlet (20a) of the garbage pit. And the said door opens to the said garbage pit side.

  The cleaning device according to the present invention includes a cleaning water supply pipe (54) for supplying cleaning water to the nozzle, a valve (57) provided in the cleaning water supply pipe, a light emitter (61), and a light receiver (62). ) And a controller (71) for controlling the valve based on the fact that the light beam (80) incident on the light receiver from the light emitter is blocked. The outer surface includes a first outer surface (21a) and a second outer surface (21b) that face each other when the door is opened. The light emitter is provided on the first outer surface. The light receiver is provided on the second outer surface.

  In the cleaning apparatus according to the present invention, the support is provided on the wall surfaces (25a, 26a) facing each other with the dust inlet (20a) of the garbage pit interposed therebetween.

  The cleaning device according to the present invention includes a cleaning water supply pipe (54) for supplying cleaning water to the nozzle, a valve (57) provided in the cleaning water supply pipe, a light emitter (61), and a light receiver (62). ) And a controller (71) for controlling the valve based on the fact that the light beam (80) incident on the light receiver from the light emitter is blocked. The wall surface includes a first wall surface (25a) and a second wall surface (26a) facing each other. The light emitter is provided on the first wall surface. The light receiver is provided on the second wall surface.

  In the cleaning apparatus according to the present invention, the support body enters and exits the hole (20c) provided in the slope (20b) of the garbage pit. Garbage thrown in from the garbage inlet (20a) of the garbage pit falls on the slope toward the bottom of the garbage pit.

  The cleaning apparatus according to the present invention includes an operation unit (72) for manually starting ejection of cleaning water from the nozzle. The operation unit is provided on the platform.

  The cleaning apparatus according to the present invention includes an air supply unit (55) for supplying air mixed in the cleaning water ejected from the nozzle.

  A waste incineration facility according to the present invention includes a waste pit (20), a platform (10) facing the waste pit, an incinerator (40) for incinerating waste thrown into the waste pit, and a nozzle for ejecting cleaning water. (51) and a support body (52) for supporting the nozzle so that the nozzle is disposed on the garbage pit side with respect to a car stopper (11) provided on the platform.

  In the waste incineration facility according to the present invention, the support is provided on the outer side surfaces (21a, 22a) of the double doors (21, 22) that open and close the waste inlet (20a) of the waste pit. The door opens to the garbage pit side.

  In the waste incineration facility according to the present invention, the support is provided on the wall surfaces (25a, 26a) facing each other across the waste inlet (20a) of the waste pit.

  ADVANTAGE OF THE INVENTION According to this invention, the washing | cleaning apparatus suitable for wash | cleaning the inside of the tailgate of the garbage truck which injected | threw-up garbage into the garbage pit, and a garbage incineration facility provided with this washing | cleaning apparatus are provided.

  The best mode for carrying out a cleaning apparatus and a waste incineration facility according to the present invention will be described below with reference to the accompanying drawings.

  FIG. 1 shows a waste incineration facility 100 according to first to third embodiments of the present invention. The garbage incineration facility 100 includes a platform 10, a garbage pit 20, a crane 30, and an incinerator 40. The incinerator 40 includes a hopper 41, a feeder 42, a combustion chamber 43, and a stoker 44.

  The X direction, the Y direction, and the Z direction that are orthogonal to each other are defined by being fixed to the platform 10. The direction in which the upper surface of the platform 10 faces is the Z direction. The X direction and the Y direction are parallel to the upper surface of the platform 10. The Y direction faces the direction of viewing the garbage pit 20 from the platform 10. The top surface of the platform 10 is horizontal or generally horizontal.

  The garbage truck 90 is a mechanical garbage truck called a packer car. The garbage truck 90 moves backward in the Y direction on the platform 10 adjacent to the garbage pit 20 and stops in front of the car stop 11. The garbage truck 90 raises the tailgate 91 and throws the garbage in the packing box 92 into the garbage pit 20 through the garbage inlet 20a. The crane 30 puts the garbage 99 thrown into the garbage pit 20 into the hopper 41. The feeder 42 supplies the dust falling from the hopper 41 onto a stoker 44 provided at the bottom of the combustion chamber 43. Garbage is incinerated on the stoker 44.

(First embodiment)
A first embodiment of the present invention will be described with reference to FIGS. 2A, 2B, and 5. FIG. FIG. 2A shows a view of the vicinity of the garbage inlet 20a as viewed from the reverse X direction. FIG. 2B shows a view of the vicinity of the garbage inlet 20a as seen from the reverse Z direction. FIG. 5 shows a block diagram of the cleaning apparatus 110.

  As shown in FIGS. 2A and 2B, the waste incineration facility 100 is disposed between the wall 25 and the wall 26 facing each other with the garbage inlet 20a interposed therebetween, and opens and closes the garbage inlet 20a. The double doors 21 and 22 are provided. The wall surface 25a of the wall 25 and the wall surface 26a of the wall 26 are opposed to each other. The wall surface 25a faces the X direction, and the wall surface 26a faces the reverse X direction. The doors 21 and 22 are opened and closed by rotating around opening and closing axes S1 and S2 parallel to the Z direction. The doors 21 and 22 are provided with an outer surface 21a and an outer surface 22a that face each other across the garbage inlet 20a when opened and face the platform 10 when closed. The outer side surface 21a faces the X direction when the door 21 is opened, and faces the reverse Y direction when the door 21 is closed. The outer side surface 22a faces in the reverse X direction when the door 22 is opened, and faces in the reverse Y direction when the door is closed. A support 52 that supports the nozzle 51 and a light emitter 61 are provided on the outer side surface 21a. A support 52 that supports the nozzle 51 and a light receiver 62 are provided on the outer side surface 22a. A car stopper 11 is provided on the platform 10.

  Since the nozzle 51, the light emitter 61, and the light receiver 62 are provided on the outer side surface 21a or the outer side surface 22a, the dust introduced by the garbage truck 90 is prevented from colliding with the nozzle 51 and the like.

  2A and 2B, when the nozzle 51, the light emitter 61, and the light receiver 62 are arranged on the wall surface 25a or the wall surface 26a, the nozzle 51 is hidden by the doors 21 and 22 when the doors 21 and 22 are opened. End up. It is important to provide the nozzle 51 and the like on the outer surface 21a or the outer surface 22a.

  As shown in FIG. 5, the cleaning device 110 includes a nozzle 51, a support body 52, a cleaning water supply unit 53, a cleaning water supply pipe 54, and a valve 57. The cleaning water supply unit 53 supplies pressurized cleaning water to the nozzle 51 via a cleaning water supply pipe 54 that connects the cleaning water supply unit 53 and the nozzle 51. A valve 57 exemplified as an electromagnetic on-off valve is provided in the cleaning water supply pipe 54 and starts and stops the nozzle 51 from ejecting the cleaning water. Further, the cleaning device 110 includes a tailgate detector 60 and a control unit 71. The tailgate detector 60 includes a light emitter 61, a light receiver 62, and a determination unit 63.

  When the garbage truck 90 raises the tail gate 91 to put the garbage into the garbage pit 20, the light beam 80 output from the light emitter 61 to the light receiver 62 is blocked by the tail gate 91. The determination unit 63 detects the rise of the tailgate 91 based on the fact that the light beam 80 is blocked, and outputs a signal 81 indicating this to the control unit 71. The controller 71 outputs the signal 83 to the valve 57 after the first predetermined time has elapsed since the signal 81 was received. Valve 57 opens in response to signal 83 and nozzle 51 begins to flush the wash water. Here, the first predetermined time is a time required from raising the tailgate 91 to ending the introduction of garbage. Here, it is important for the light emitter 61 and the light receiver 62 to be disposed on the garbage pit 20 side with respect to the car stop 11 in order to detect the rise of the tailgate 91.

  In a state where the doors 21 and 22 are opened, the nozzle 51 is disposed on the garbage pit 20 side with respect to the car stopper 11. Such an arrangement of the nozzles 51 is suitable for cleaning the inside of the tailgate 91 and the opening of the packing box 92. Further, when the tailgate 91 is raised, the inside of the tailgate 91 faces downward, so that the inside of the tailgate 91 is effectively washed if the nozzle 51 ejects washing water having an upward velocity component.

  The controller 71 outputs a signal 84 to the valve 57 after a predetermined cleaning time has elapsed after outputting the signal 83. The valve 57 is closed in response to the signal 84, and the nozzle 51 stops the flushing water jet.

  The cleaning device 110 may include an operation unit 72 instead of the tailgate detector 60 or in combination with the tailgate detector 60 in order to allow manual operation of the valve 57. The operation unit 72 is provided at a position where it can be easily operated from the driver's seat of the garbage truck 90 on the platform 10. The operation unit 72 is exemplified by a manual switch. When the operator operates the operation unit 72, the operation unit 72 outputs a signal 82 to the control unit 71. The control unit 71 outputs a signal 83 to the valve 57 in response to the signal 82, and outputs a signal 84 to the valve 57 after a predetermined cleaning time has elapsed since the signal 83 was output.

  The cleaning device 110 may include an air supply unit 55, an air supply pipe 56, and a valve 58 in order to mix air into the cleaning water ejected from the nozzle 51. The air supply pipe 56 connects the air supply unit 55 and the cleaning water supply pipe 54 between the nozzle 51 and the valve 57. The valve 58 is provided in the air supply pipe 56 and adjusts the amount of air mixed into the cleaning water. Since the amount of washing water used for one washing is reduced by mixing air, an increase in the moisture of the waste 99 is suppressed. Therefore, it is prevented that the refuse 99 becomes difficult to burn.

  Further, if the cleaning water supply unit 53 supplies the cleaning water containing the deodorizing agent to the nozzle 51, the bad smell of the garbage truck 90 is alleviated.

(Second Embodiment)
A second embodiment of the present invention will be described with reference to FIGS. 3A, 3B, and 5. FIG. FIG. 3A shows a view of the vicinity of the garbage inlet 20a as viewed from the reverse X direction. FIG. 3B shows a view of the periphery of the garbage inlet 20a as seen from the reverse Z direction. FIG. 5 shows a block diagram of the cleaning apparatus 110.

  As shown in FIGS. 3A and 3B, the waste incineration facility 100 is disposed between the wall 25 and the wall 26 facing each other with the garbage inlet 20a interposed therebetween, and opens and closes the garbage inlet 20a. Door 23 is provided. The wall surface 25a of the wall 25 and the wall surface 26a of the wall 26 are opposed to each other. The wall surface 25a faces the X direction, and the wall surface 26a faces the reverse X direction. The door 23 opens and closes by rotating around an opening / closing axis S3 parallel to the X direction disposed above the platform 10. In such a waste incineration facility 100, a support body 52 that supports the nozzle 51 and a light emitter 61 are provided on the wall surface 25a, and a support body 52 that supports the nozzle 51 and a light receiver 62 are provided on the wall surface 26a. Is possible. A car stopper 11 is provided on the platform 10. The light emitter 61 and the light receiver 62 are disposed on the garbage pit 20 side with respect to the car stopper 11. The nozzle 51 is also arranged on the garbage pit 20 side with respect to the car stopper 11.

  Since the nozzle 51, the light emitter 61, and the light receiver 62 are provided on the wall surface 25a or the wall surface 26a, the dust introduced by the garbage truck 90 is prevented from colliding with the nozzle 51 and the like.

  Alternatively, the nozzle 51 may eject cleaning water having an upward velocity component.

  As shown in FIG. 5, the cleaning device 110 includes a nozzle 51, a support body 52, a cleaning water supply unit 53, a cleaning water supply pipe 54, a valve 57, a tailgate detector 60, and a control unit 71. It has. Further, the cleaning device 110 may include an operation unit 72 instead of the tailgate detector 60 or in combination with the tailgate detector 60. The cleaning device 110 may include an air supply unit 55, an air supply pipe 56, and a valve 58. These connection relationships and operations are the same as those in the first embodiment.

(Third embodiment)
A third embodiment of the present invention will be described with reference to FIGS. 4A, 4B, and 5. FIG. FIG. 4A shows a view of the vicinity of the garbage inlet 20a as viewed from the reverse X direction. FIG. 4B shows a view of the periphery of the garbage inlet 20a as seen from the reverse Z direction. FIG. 5 shows a block diagram of the cleaning apparatus 110.

  As shown in FIGS. 4A and 4B, the waste incineration facility 100 is disposed between the walls 25 and 26 and the walls 25 and 26 facing each other across the waste inlet 20a, and opens and closes the waste inlet 20a. Door 23 is provided. The wall surface 25a of the wall 25 and the wall surface 26a of the wall 26 are opposed to each other. The wall surface 25a faces the X direction, and the wall surface 26a faces the reverse X direction. The door 23 opens and closes by rotating around an opening / closing axis S3 parallel to the X direction disposed above the platform 10. A car stopper 11 is provided on the platform 10. A hole 20c extending in the Y direction is opened on the inclined surface 20b located below the garbage inlet 20a. A cover 20d is provided at the upper part of the opening of the hole 20c to prevent dust from entering the hole 20c. The support body 52 that supports the nozzle 51 enters and exits the hole 20c. Since the garbage input from the garbage collection port 20a by the garbage collection vehicle 90 falls on the slope 20b toward the bottom of the garbage pit 20, the nozzle 51 and the support 52 are inserted into the hole 20c when the garbage collection vehicle 90 is not washed. It is important to be stored. When cleaning the garbage truck 90, the support body 52 supports the nozzle 51 on the garbage pit 20 side with respect to the car stopper 11. The light emitter 61 is provided on the wall surface 25a, and the light receiver 62 is provided on the wall surface 26a. The light emitter 61 and the light receiver 62 are disposed on the garbage pit 20 side with respect to the car stopper 11.

  As shown in FIG. 5, the cleaning device 110 includes a nozzle 51, a support body 52, a cleaning water supply unit 53, a cleaning water supply pipe 54, and a valve 57. The cleaning water supply unit 53 supplies pressurized cleaning water to the nozzle 51 via a cleaning water supply pipe 54 that connects the cleaning water supply unit 53 and the nozzle 51. The valve 57 is provided in the cleaning water supply pipe 54 and starts and stops the nozzle 51 from ejecting the cleaning water. Further, the cleaning device 110 includes a tailgate detector 60, a control unit 71, and a support driving unit 73. The tailgate detector 60 includes a light emitter 61, a light receiver 62, and a determination unit 63.

  When the garbage truck 90 raises the tail gate 91 to put the garbage into the garbage pit 20, the light beam 80 output from the light emitter 61 to the light receiver 62 is blocked by the tail gate 91. The determination unit 63 detects the rise of the tailgate 91 based on the fact that the light beam 80 is blocked, and outputs a signal 81 indicating this to the control unit 71. The control unit 71 outputs a signal 85 to the support driving unit 73 after the first predetermined time has elapsed after receiving the signal 81. The support drive unit 73 moves the support 52 accommodated in the hole 20c by a predetermined distance in the direction of the garbage pit 20 (Y direction) and stops it. At this time, the support driving unit 73 outputs a signal 87 indicating that the support 52 has moved and stopped by a predetermined distance to the control unit 71. The control unit 71 outputs a signal 83 ′ to the valve 57 in response to the signal 87. Valve 57 opens in response to signal 83 ', and nozzle 51 begins to flush the wash water. Here, the first predetermined time is a time required from raising the tailgate 91 to ending the introduction of garbage.

  The controller 71 outputs a signal 84 ′ to the valve 57 and outputs a signal 86 to the support driving unit 73 after a predetermined cleaning time has elapsed since the signal 83 ′ was output. Valve 57 closes in response to signal 84 'and nozzle 51 stops flushing water ejection. In response to the signal 86, the support driving unit 73 moves the support 52 in the reverse Y direction and stores it in the hole 20c.

  The cleaning device 110 may include an operation unit 72 instead of the tailgate detector 60 or in combination with the tailgate detector 60 in order to enable manual operation of the valve 57 and the support driving unit 73. The operation unit 72 is provided at a position where it can be easily operated from the driver's seat of the garbage truck 90 on the platform 10. The operation unit 72 is exemplified by a manual switch. When the operator operates the operation unit 72, the operation unit 72 outputs a signal 82 to the control unit 71. Since the control unit 71 outputs a signal 85 to the valve 57 in response to the signal 82, the cleaning device 110 operates in the same manner as when the control unit 71 receives the signal 81.

  The cleaning device 110 may include an air supply unit 55, an air supply pipe 56, and a valve 58 in order to mix air into the cleaning water ejected from the nozzle 51. These connection relationships and operations are the same as those in the first embodiment.

FIG. 1 is a diagram showing a waste incineration facility. FIG. 2A is a side view showing the vicinity of a garbage inlet of a garbage pit in the first embodiment of the present invention. FIG. 2B is a plan view showing the vicinity of the garbage inlet of the garbage pit in the first embodiment of the present invention. FIG. 3A is a side view showing the vicinity of a garbage inlet of a garbage pit in the second embodiment of the present invention. FIG. 3B is a plan view showing the vicinity of a garbage inlet of a garbage pit in the second embodiment of the present invention. FIG. 4A is a side view showing the vicinity of a garbage inlet of a garbage pit in the third embodiment of the present invention. FIG. 4B is a plan view showing the vicinity of a garbage inlet of a garbage pit in the third embodiment of the present invention. FIG. 5 is a block diagram of the cleaning apparatus.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Platform 11 ... Car stop 20 ... Garbage pit 20a ... Garbage inlet 20b ... Slope 20c ... Hole 20d ... Cover 21, 22, 23 ... Door 21a, 22a ... Outer surface 25, 26 ... Wall 25a, 26a ... Wall 30 ... Crane 40 ... Incinerator 41 ... Hopper 42 ... Feeder 43 ... Combustion chamber 44 ... Stoker 51 ... Nozzle 52 ... Support 53 ... Washing water supply part 54 ... Washing water supply pipe 55 ... Air supply part 56 ... Air supply pipes 57, 58 ... Valve 60 ... Tailgate detector 61 ... Light emitter 62 ... Light receiver 63 ... Determining unit 71 ... Control unit 72 ... Operating unit 73 ... Support body driving unit 80 ... Light beams 81-87, 83 ', 84' ... Signal 90 ... trash Collecting car 91 ... Tailgate 92 ... Packing box (body)
99 ... Garbage 100 ... Garbage incineration facility 110 ... Cleaning devices S1-S3 ... Opening and closing shaft

Claims (11)

A nozzle for ejecting cleaning water;
A cleaning apparatus comprising: a support body that supports the nozzle so that the nozzle is disposed on the garbage pit side with respect to a vehicle stop provided on a platform facing the garbage pit. The support is provided on an outer surface of a double door that opens and closes a garbage inlet of the garbage pit,
The cleaning device according to claim 1, wherein the door opens to the garbage pit side. A cleaning water supply pipe for supplying cleaning water to the nozzle;
A valve provided in the washing water supply pipe;
A light emitter,
A receiver,
A control unit for controlling the valve based on the fact that a light beam incident on the light receiver from the light emitter is blocked,
The outer surface includes a first outer surface and a second outer surface that face each other when the door is opened,
The light emitter is provided on the first outer surface;
The cleaning device according to claim 2, wherein the light receiver is provided on the second outer surface. The cleaning apparatus according to claim 1, wherein the support is provided on a wall surface facing each other across a garbage inlet of the garbage pit. A cleaning water supply pipe for supplying cleaning water to the nozzle;
A valve provided in the washing water supply pipe;
A light emitter,
A receiver,
A control unit for controlling the valve based on the fact that a light beam incident on the light receiver from the light emitter is blocked,
The wall surface includes a first wall surface and a second wall surface facing each other,
The light emitter is provided on the first wall;
The cleaning device according to claim 4, wherein the light receiver is provided on the second wall surface. The support body enters and exits a hole provided in the slope of the garbage pit,
The cleaning apparatus according to claim 1, wherein the waste introduced from the waste entry port of the waste pit falls on the slope toward the bottom of the waste pit. Comprising an operation part for manually starting the ejection of washing water by the nozzle;
The operation unit is provided on the platform.
The cleaning apparatus according to any one of claims 1 to 6. The cleaning apparatus according to claim 1, further comprising an air supply unit that supplies air mixed in cleaning water ejected by the nozzle. Garbage pits,
A platform facing the garbage pit;
An incinerator for incinerating the garbage thrown into the garbage pit;
A nozzle for ejecting cleaning water;
A garbage incineration facility comprising: a support body that supports the nozzle so that the nozzle is disposed on the garbage pit side with respect to a car stop provided on the platform. The support is provided on an outer surface of a double door that opens and closes a garbage inlet of the garbage pit,
The refuse incineration facility according to claim 9, wherein the door opens to the garbage pit side. The waste incineration facility according to claim 9, wherein the support is provided on wall surfaces facing each other across a waste inlet of the waste pit.

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