JP2006068635A - Washing device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a washing device that has high wash ability of waste. <P>SOLUTION: The waste falls down on a guide member 6 and the soil and sand attached to the waste falls down from the mesh of the guide member 6. The waste is sent in an opening 3B direction at the lower end of a rotary drum 3 by compressed air jetted from an air nozzle 13 at the opposite face side to the guide member 6, then sent in the center direction in the longitudinal direction of the rotary drum 3 by a carrier blade 3G through the rotation of the rotary drum 3 and agitated in a washing liquid by a carrier blade 3H, and further untangled and agitated by the jetting of compressed air from an air nozzle 14. The waste surfaced on the water surface of the washing liquid near to an opening 3A at the upper end in the rotary drum 3 is sent in the opening 3A direction by a carrier blade 3I of the rotary drum 3, is blown by the washing liquid from the washing liquid nozzle 40 and is rinsed, and drained by the portion of a wire gauze 3C and finally discharged from the opening 3A. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a cleaning apparatus, and more particularly, to a cleaning apparatus that cleans waste and removes attached substances.

Conventionally, light waste mainly composed of combustible materials such as paper, fiber, plastics, vinyls and other heavy waste (such as concrete, relatively large pieces of wood, metals, Glass bottles etc.) were sorted manually or by a wind sorter. The light waste after sorting is often buried in the final disposal site because soil and sand adhere to it and it is difficult to incinerate it. However, in recent years, there has been a shortage of final disposal sites, and there has been an increasing demand to incinerate light waste after sorting. In this case, it is necessary to wash the light waste because the light waste cannot be incinerated if there are many deposits. For example, as an example of a cleaning device, a cleaning device has been proposed in which a spiral rotating blade is provided in a cleaning tank, and waste is moved and cleaned by the rotation of the rotating blade (for example, Patent Document 1). .
JP 2004-50075 A

  However, the above-described cleaning apparatus has a problem that the cleaning capability of the waste is not sufficient and the waste cannot be cleaned cleanly enough to be incinerated. Further, the above-described cleaning apparatus discharges the cleaning liquid, and thus there is a problem that the cleaning liquid needs to be processed in order to prevent environmental pollution.

  The present invention has been made to solve the above-mentioned problems. The first object of the present invention is to provide a cleaning apparatus having a high waste cleaning ability, and the second object is as follows. An object of the present invention is to provide a cleaning apparatus capable of repeatedly using a cleaning liquid.

  In order to achieve the above object, the cleaning apparatus according to claim 1 includes a water tank storing a cleaning liquid for cleaning waste and an opening at a lower end portion in the cleaning liquid of the water tank. Is provided outside the water tank, and is provided in the rotary drum, a drum rotation driving means for rotating the rotary drum, and a rotary rotation means for rotating the rotary drum. There are a plurality of conveying blades for conveying waste that has entered the rotating drum so as to be discharged from the opening at the upper end, and at least a plurality of openings through which soil or sand passes, and the lower end is the opening at the lower end of the rotating drum. An inclined guide member that guides waste into the rotating drum, and a rotating drum that is provided in the vicinity of the guide member and is guided by the guide member into the rotating drum. Inside Compressed air jetting means for sending out the compressed air in the direction, and compressed air jetting means for stirring for jetting compressed air for stirring the waste immersed in the cleaning liquid in the lower side of the rotating drum Yes.

  In addition to the configuration of the invention described in claim 1, the cleaning device described in claim 2 is a plurality of devices for draining waste by allowing the cleaning liquid to pass through the cylindrical surface on the upper end portion side of the rotary drum. The water drainage part provided with this opening part is formed, It is characterized by the above-mentioned.

  According to a third aspect of the present invention, in addition to the configuration of the first or second aspect of the invention, the cleaning liquid is blown into the rotary drum near the upper end of the rotary drum from the opening at the upper end of the rotary drum. A cleaning liquid blowing means is provided.

  According to a fourth aspect of the present invention, in addition to the constitution of the invention according to any one of the first to third aspects, the water tank includes a plurality of settling tanks for precipitating soil and sand separated from waste. A water tank part settling tank is provided, and each settling tank of the water tank part settling tank is connected by a siphon pipe that produces a siphon effect.

  In addition to the structure of the invention described in claim 3 or 4, the cleaning device described in claim 5 includes a pump that sends the cleaning liquid after the soil and sand are precipitated in the water tank section precipitation tank to the cleaning liquid blowing means. ing.

  In addition to the configuration of the invention according to claim 4 or 5, the cleaning device according to claim 6 is provided immediately below the draining portion of the rotating drum, and receives a cleaning liquid that drops from the draining portion; A basin sedimentation tank that is provided near the cleaning liquid receiver and precipitates the soil and sand of the cleaning water received by the cleaning liquid receiver, and a cleaning liquid after the soil and sand are precipitated in the basin sedimentation tank, And a pipe returning to the water tank settling tank.

  In the cleaning apparatus according to claim 1, the waste that has fallen on the guide member is fed into the rotary drum from the compressed air jetting means for feeding by the compressed air, and the compressed air and the rotary drum from the compressed air jetting means for stirring The waste is stirred and washed in the cleaning liquid by the transport blade. Then, the washed waste is discharged from the opening at the upper end of the rotating drum. Therefore, the waste is thoroughly cleaned in the cleaning liquid by two factors: the compressed air from the compressed air blowing means for stirring and the stirring of the conveying blade by the rotation of the rotating drum.

  Further, in the cleaning apparatus according to claim 2, in addition to the effect of the invention according to claim 1, the waste can be sufficiently drained by the draining portion of the cylindrical surface on the upper end side of the rotating drum.

  Further, in the cleaning device according to claim 3, in addition to the effect of the invention according to claim 1 or 2, the cleaning liquid is blown into the rotating drum from the opening at the upper end of the rotating drum by the cleaning liquid blowing means. The waste washed inside can be washed more cleanly.

  In addition, in the cleaning device according to claim 4, in addition to the effect of the invention according to any one of claims 1 to 3, in the water tank settling tank connected by a siphon pipe, soil and sand are precipitated. The cleaning solution can be cleaned and reused.

  Further, in the cleaning device according to claim 5, in addition to the effect of the invention according to claim 3 or 4, the cleaning liquid after the earth and sand are precipitated in the water tank section settling tank is pumped to the cleaning liquid blowing means. Therefore, the waste can be further washed by reusing the washing water.

  Further, in the cleaning device according to claim 6, in addition to the effect of the invention according to claim 4 or 5, the cleaning liquid falling from the draining portion at the upper end of the rotating drum is received by the cleaning liquid receiver, and thereafter The soil and sand of the washing water can be precipitated in the pit precipitation tank and returned to the water tank precipitation tank, and the washing liquid can be circulated and reused.

  Hereinafter, a cleaning apparatus 1 according to an embodiment of the present invention will be described with reference to the drawings. The cleaning device 1 includes light waste mainly composed of combustible materials such as paper, fiber, waste plastics, and vinyls and other heavy waste (for example, concrete, stone, Relatively large pieces of wood, metals, glass bottles, earth, sand, etc.) are installed downstream of the wind sorter that sorts by wind power, and the light waste sorted by the wind sorter is washed and the light The soil or sand adhering to the waste is washed with a cleaning liquid (for example, water) so that it can be incinerated. Hereinafter, “light waste” is also simply referred to as “waste”.

  Hereinafter, with reference to FIG. 1 thru | or FIG. 6, the detail of the structure of the washing | cleaning apparatus 1 is demonstrated. Here, FIG. 1 is a front view of the cleaning apparatus 1, FIG. 2 is a plan view of the cleaning apparatus 1, FIG. 3 is a left side view of the cleaning apparatus 1, and FIG. 5 is a cross-sectional view taken along the line AA ′ of the cleaning device 1 in FIG. 2, and FIG. 6 is a vertical cross-sectional view of the rotating drum 3.

  First, with reference to FIG.1 and FIG.2, the whole structure of the washing | cleaning apparatus 1 is demonstrated. In this cleaning device 1, light waste mainly composed of combustible materials such as paper, fiber, waste plastics, vinyls, etc. is input, and the light waste is cleaned with a cleaning liquid by rotating the compressed air and the rotating drum 3. Is. In the cleaning apparatus 1, a rotating drum 3 composed of a cylinder having openings at upper and lower ends is installed obliquely in a rotatable manner in a substantially rectangular water tank 2 having an open top. As an example of the size of the cleaning device 1, the water tank 2 has a length of 5.5 m, a width of 2.65 m, and a height of 1.5 m, and the rotating drum 3 has a diameter of 1 m and a length of 5.3 m. . In addition, the magnitude | size of the washing | cleaning apparatus 1 is not restricted to this magnitude | size, It can change into various magnitude | sizes.

  Next, with reference to FIG. 1 thru | or FIG. 5, the detail of the structure of the water tank 2 is demonstrated. As shown in FIGS. 1 to 5, the water tank 2 is a substantially rectangular parallelepiped water tank composed of a steel plate and an iron frame, and has an open top, and a rotating drum mounted on which the rotating drum 3 is placed. A placement unit 4, a feed unit 5 in which a guide member 6 for guiding waste to the opening 3B at the lower end of the rotary drum 3 is disposed, a feed unit water tank 7 for storing a cleaning liquid around the feed unit 5, and a first precipitation A tank 8 and a second settling tank 9 are provided. The partition water tank 7 and the first sedimentation tank 8 are separated by a partition wall 10, and the first precipitation tank 8 and the second sedimentation tank 9 are partitioned by a partition wall 11, and the rotary drum mounting part 4 and the first settling tank 8 are separated by a partition wall 20, and the rotary drum mounting section 4 and the second settling tank 9 are separated by a partition wall 21. The charging unit water tank 7 is a water tank in which not only the lower part of the grating 27A described later but also the entire charging part 5 is integrated. Further, as shown in FIG. 5, a wire net 22 is provided between the rotary drum mounting unit 4 and the charging unit water tank 7, and the cleaning water is connected to the rotary drum mounting unit 4 via the wire net 22. It can move between the charging unit water tank 7. Moreover, the 1st sedimentation tank 8 and the 2nd sedimentation tank 9 are equivalent to a water tank part sedimentation tank.

  Further, the partition wall 10 is provided with an inverted U-shaped siphon pipe 15 having a siphon effect for connecting the inlet water tank 7 and the first settling tank 8, and an open / close valve that can be opened and closed by manual operation above the siphon pipe 15. 16 is provided, and the partition wall 11 is also provided with an inverted U-shaped siphon pipe 17 having a siphon effect for connecting the first sedimentation layer 8 and the second sedimentation tank 9. An open / close valve 18 that can be opened and closed is provided. Accordingly, when the on-off valves 16 and 18 are opened, the washing water can move among the charging unit water tank 7, the first precipitation layer 8, and the second precipitation tank 9, and below the lower ends of the siphon pipes 15 and 17. In this case, soil and sand are precipitated, but the supernatant cleaning liquid above the lower ends of the siphon pipes 15 and 17 is transferred from the input water tank 7 to the first precipitation layer 8 and from the first precipitation layer 8 to the second precipitation tank 9. And the second settling tank 9 becomes the cleanest cleaning liquid. The water tank 2 is filled with the cleaning liquid up to the level L shown in FIG. As an example, the cleaning liquid is filled up to 10 cm below the upper end of the water tank 2 (excluding handrails).

  As shown in FIGS. 1 and 4, a drain valve 23 that can be manually opened and closed is provided at the lower part of the outer wall portion of the charging tank 7 of the water tank 2, and also shown in FIGS. 1 and 3. As described above, a drain valve 24 that can be manually opened and closed is also provided at the lower part of the outer wall of the second sedimentation tank 9 of the water tank 2, and the cleaning liquid is normally used in a circulating manner, but is necessary. Accordingly, the cleaning liquid can be extracted from the water tank 2. A drain outlet (not shown) and a plug for closing the drain outlet are provided at the bottom of the first sedimentation tank 8 so that the cleaning liquid in the first sedimentation tank 8 can be removed as necessary.

  In addition, iron gratings 27A, 27B, and 27C, which are lids having a large number of openings, are detachably attached to a part of the top surface of the charging unit water tank 7 and the top surfaces of the first sedimentation tank 8 and the second sedimentation tank 9, respectively. It is inserted in. Further, a steel plate scaffold 28 extends horizontally on the outer surface of the second sedimentation tank 9, and a ladder 29 is provided on the scaffold 28. Therefore, it is possible to go up from the ladder 29 onto the scaffold 28, move from the scaffold 28 onto the gratings 27 </ b> C, 27 </ b> B, 27 </ b> A to reach the upper surface of the second sedimentation tank 9, the first sedimentation tank 8, and the charging unit water tank 7. It has become. A handrail pipe 25 and a handrail chain 26 are provided around the charging unit water tank 7, the first sedimentation tank 8, the second sedimentation tank 9, and the rotating drum mounting unit 4. The handrail chain 26 can be removed as necessary.

  Next, details of the structure of the rotating drum 3 will be described with reference to FIGS. 1 to 6. As shown in FIGS. 1 to 6, the rotating drum 3 is a cylindrical drum made of steel having sufficient strength and rigidity, and a portion of the upper end near the opening 3A is a wire mesh 3C having sufficient strength and rigidity. The wire mesh 3C constitutes a draining part for cutting off the washing liquid of the washed waste. Further, a draining ring 3J for preventing the cleaning liquid from the wire mesh 3C from dripping along the side surface of the rotary drum 3 in the direction of the lower end is provided at a position near the opening 3B at the lower end near the wire mesh 3C. 3 is provided along the outer periphery of 3. Even if the cleaning liquid coming out of the wire mesh 3C is transmitted to the side surface of the rotary drum 3, it is stopped by the draining ring 3J and falls onto a cleaning liquid receiving vessel 60 described later. Further, the sprocket 3F is fixed along the outer periphery of the rotary drum 3 at a position closer to the opening 3B at the lower end than the draining ring 3J, and the cylindrical rail 3D is fixed at a position near the opening 3B at the lower end near the sprocket 3F. Has been. A cylindrical rail 3E is fixed to a position near the opening 3B at the lower end from the center of the rotating drum 3.

  As shown in FIG. 3, the chain 52 meshes with the sprocket 3 </ b> F, and the chain 52 meshes with the sprocket 51 of the motor 50 fixed on the reinforcing member 76 on the outer surface of the water tank 2, so that the rotating drum 3 is It is rotationally driven in the clockwise direction (arrow A direction). The motor 50 corresponds to drum rotation driving means. The cylindrical rail 3D is rotatably held by auxiliary rollers 53 and 54 fixed on the reinforcing member 76. As shown in FIG. 5, the cylindrical rail 3 </ b> E includes auxiliary rollers 71 and 72 held on the lower pedestal 70 provided on the rotating drum mounting portion 4 of the water tank 2, and auxiliary rollers provided on the upper pedestal 73. 74 and is held rotatably. The auxiliary rollers 53, 54, 71 and 72 are provided with flanges (not shown) for preventing the rotating drum 3 from shifting. Furthermore, the cylindrical rails 3D and 3E are sandwiched in the width direction by a non-illustrated prevention roller. Therefore, the position of the rotating drum 3 does not shift due to its rotation.

  Further, as shown in FIG. 6, the rotary drum 3 is provided with a first transport blade 3G and a second transport blade 3H for discharging waste that has entered from the lower end opening 3B from the upper end opening 3A. It has been. The first conveying blade 3G on the lower end side is composed of a plurality of spiral blades, and the waste is fed into the rotating drum 3 from the opening 3B at the lower end by the rotation of the rotating drum 3. The second transport blade 3H is composed of a plurality of spiral blades having a wider interval than the first transport blade 3G, and has a role of stirring waste in the cleaning liquid in the rotary drum 3, and being stirred and washed. It has a role to send out the waste in the direction of the opening 3A at the upper end. The rotary drum 3 is driven to rotate clockwise (in the direction of arrow A) when viewed from the upper end side shown in FIG.

  Next, with reference to FIG. 1 and FIG. 2, the details of the structure of the guide member 6 that guides the falling waste to the opening 3B at the lower end of the rotating drum 3 will be described. As an example, the guide member 6 is made of an iron wire mesh having sufficient strength and rigidity of a mesh of 20 mm to 30 mm, and is directed from the upper end portion of the charging portion 5 of the water tank 2 toward the opening 3B at the lower end portion of the rotating drum 3. It is arranged with an inclination. The inclination angle is in two stages, and the slope of the portion that receives the falling waste is steep, and becomes a gentle inclination angle in the middle of the opening of the lower end of the rotating drum 3. A little lower end portion facing 3B is inserted into the opening 3B. The guide member 6 is not necessarily limited to a wire mesh, and may be a steel plate having a large number of holes. Further, the guide member 6 can be lifted by a mechanism not shown in the drawing with the lower end portion as a turning point axis. When removing sediments such as soil and sand settled in the water tank 2, the guide member 6 is guided. The upper end of the member 6 is lifted, and sediments such as soil and sand can be removed with a small power shovel or the like. Furthermore, guide plates (not shown) are disposed at the left and right ends of the guide member 6 so that the waste on the guide member 6 moves toward the opening 3B at the lower end of the rotary drum 3 and does not escape to the outside. It is erected. The guide plate may be a wire mesh or a rubber plate.

  In addition, on the back surface side of the guide member 6, compressed air is blown from the back surface side of the guide member 6 to the waste material that falls on the guide member 6, and the waste material is opened at the lower end of the rotating drum 3. An air nozzle 13 is provided as compressed air jetting means for feeding in the 3B direction. The air nozzle 13 is connected to a compressor (not shown) with a pressure hose. Further, in the lower end portion of the guide member 6, the waste agitated in accordance with the rotation of the rotary drum 3 in the rotary drum 3 is further stirred by the jet of compressed air to enhance the waste cleaning effect. An air nozzle 14 is provided as compressed air jetting means for stirring. The air nozzle 14 is also connected to a compressor (not shown) by a pressure hose. The blowing direction of the compressed air from the air nozzle 14 is the internal direction of the rotating drum 3 in parallel with the rotating drum 3.

  Next, with reference to FIG. 2 and FIG. 3, the cleaning liquid nozzle 40 and its peripheral members as the cleaning liquid blowing means provided in the opening 3A at the upper end of the rotating drum 3 will be described. As shown in FIGS. 2 and 3, the cleaning liquid nozzle 40 is held by the arm 41 in the vicinity of the opening 3 </ b> A at the upper end of the rotating drum 3 so as not to contact the opening 3 </ b> A at the upper end of the rotating drum 3. The base of the arm 41 is fixed to the upper end of the outer wall of the water tank 2. A pump 43 for supplying the cleaning liquid to the cleaning liquid nozzle 40 is fixed on the reinforcing member 76 on the outer wall of the water tank 2 so that the supernatant liquid of the second sedimentation tank 9 is supplied to the cleaning liquid nozzle 40 via the hose 42. It has become. The tip of the cleaning liquid nozzle 40 is directed into the opening 3 </ b> A of the rotary drum 3, and the waste water cleaned in the rotary drum 3 is finally sprayed with cleaning water as a rinse.

  As shown in FIGS. 1 and 3, a cleaning liquid receptacle 60 for receiving the cleaning liquid falling from the wire mesh 3 as a draining portion is provided immediately below the opening 3A at the upper end of the rotary drum 3, and the cleaning liquid receiver The cleaning liquid received at 60 flows into the heel sedimentation tank 61 fixed to the reinforcing member 76 on the outer wall of the water tank 2 in the vicinity of the cleaning liquid receiver 60. In the saddle settling tank 61, soil and sand in the cleaning liquid flowing in from the cleaning liquid receiving tank 60 are precipitated, and the cleaned cleaning liquid is returned to the second settling tank 9 through the pipe 62.

  Next, the detail of operation | movement of the washing | cleaning apparatus 1 which has said structure is demonstrated. First, a light waste mainly composed of combustible material input from an unillustrated wind power sorter falls on a guide member 6 made of a wire mesh and is immersed in a cleaning liquid (water as an example) of the input portion 5 of the water tank 2. . At this time, the soil or sand adhering to the waste falls from the mesh of the guide member 6. The waste is sent in the direction of the opening 3 </ b> B at the lower end of the rotating drum 3 by the compressed air injected from the air nozzle 13 on the back surface side of the guide member 6. The waste that has entered the rotary drum 3 from the opening 3B is sent to the central direction in the longitudinal direction of the rotary drum 3 by the first transfer blade 3G as the rotary drum 3 rotates, and the cleaning liquid is supplied by the second transfer blade 3H. In addition to being agitated, the compressed air from the air nozzle 14 is further loosened and agitated and washed. Then, the waste sufficiently cleaned with the cleaning liquid is sent in the direction of the opening 3A by the second conveying blade 3H as the rotary drum 3 rotates, and the cleaning liquid is sprayed from the cleaning liquid nozzle 40 to be cleaned again. (Rinsing takes place). Then, the waste is drained at the part of the wire mesh 3C, and then falls outside through the opening 3A.

  Although the cleaning liquid in the water tank 2 is in a state in which soil and sand are mixed, the supernatant liquid is sent from the charging section water tank 7 to the first precipitation tank 8 through the siphon pipe 15, and further from the first precipitation tank 8 to the siphon. Since the supernatant liquid is sent to the second sedimentation tank 9 by the pipe 17, the cleaning liquid in the second sedimentation tank 9 is the cleanest. Further, when the siphon effect is stopped, the open / close valves 16 and 18 may be closed. In normal times, the opening and closing valves 16, 18 are open.

  As described above, according to the cleaning apparatus 1 of the present embodiment, even waste such as vinyl, plastic, paper, and the like mainly buried in the soil is cleaned with the cleaning liquid, Sand can be removed sufficiently, and it can be cleaned so that it can be incinerated. In addition, since the cleaning liquid is settled in a sedimentation tank and soil and sand are recycled, environmental pollution due to discharge of cleaning water can be prevented.

  The present invention is not limited to the above embodiment, and various modifications can be made. For example, the cleaning liquid is not limited to water, and may be a product mixed with a detergent or the like. Furthermore, in this Embodiment, although the 1st settling tank 8 and the 2nd settling tank 9 were provided as a water tank part settling tank, it is not necessarily restricted to two. Furthermore, in this embodiment, the guide member 6 is a simple wire mesh, but it may be a wire mesh that vibrates by a vibration motor or the like. The air nozzle 13 is provided on the back side of the guide member 6, but may be provided on the front side of the guide member 6. Further, a cleaning water nozzle may be provided on the surface side of the guide member 6 as cleaning water spraying means for spraying cleaning water on the waste. In addition, the present invention can wash not only waste to which soil and sand adhere, but also waste to which various powders and the like adhere.

1 is a front view of a cleaning device 1. FIG. 2 is a plan view of the cleaning device 1. FIG. 2 is a left side view of the cleaning device 1. FIG. 2 is a right side view of the cleaning device 1. FIG. It is sectional drawing in the A-A 'line of the washing | cleaning apparatus 1 in FIG. 2 is a longitudinal sectional view of a rotating drum 3. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cleaning apparatus 2 Water tank 3 Rotating drum 3A Opening 3B Opening 3C Wire net 3D Cylindrical rail 3E Cylindrical rail 3F Sprocket 3G 1st conveyance blade 3H 2nd conveyance blade 3J Draining ring 4 Rotating drum mounting part 5 Input part 6 Guide member 7 Input part Water tank 8 First sedimentation layer 9 Second sedimentation tank 10 Bulkhead 11 Bulkhead 13 Air nozzle 14 Air nozzle 15 Siphon pipe 16 Open / close valve 17 Siphon pipe 18 Open / close valve 20 Bulkhead 21 Bulkhead 22 Wire net 23 Water drain valve 24 Water drain valve 25 Handrail pipe 26 Handrail Chain 27A Grating 27B Grating 27C Grating 28 Scaffolding 29 Ladder 40 Cleaning liquid nozzle 41 Arm 43 Pump 50 Motor 51 Sprocket 52 Chain 53 Auxiliary roller 60 Cleaning liquid receiver 61 チ ェSettling tank 62 pipe

Claims (6)

A water tank storing a cleaning liquid for cleaning waste;
A cylindrical rotating drum placed in an inclined manner so that the opening of the lower end portion is put into the cleaning liquid of the water tank, the opening of the upper end portion is out of the water tank, and the water tank is rotatable.
Drum rotation driving means for rotating the rotating drum;
A conveying blade that is provided in the rotating drum and conveys the waste material that has entered the rotating drum from the opening at the lower end portion so as to be discharged from the opening at the upper end portion;
An inclined guide member that has at least a plurality of openings through which soil or sand passes, has a lower end opposed to an opening at the lower end of the rotating drum, and guides waste into the rotating drum;
A compressed air jetting means for feeding, which is provided in the vicinity of the guide member, and jets compressed air inward in the rotary drum with respect to the waste guided into the rotary drum by the guide member;
A cleaning apparatus, comprising: compressed air jetting means for stirring for jetting compressed air for stirring the waste immersed in the cleaning liquid in the lower side of the rotating drum.   2. A draining portion having a plurality of openings for allowing a cleaning liquid to pass therethrough and draining a waste material is formed on a cylindrical surface on an upper end portion side of the rotating drum. The cleaning device described.   The cleaning apparatus according to claim 1, wherein cleaning liquid blowing means is provided in the vicinity of the upper end portion of the rotating drum for discharging the cleaning liquid into the rotating drum from an opening at the upper end portion of the rotating drum.   The water tank is provided with a water tank section settling tank comprising a plurality of settling tanks for sedimenting soil and sand separated from waste, and a siphon pipe that produces a siphon effect between the settling tanks of the water tank section settling tank. The cleaning apparatus according to claim 1, wherein the cleaning apparatus is connected by a single line.   The cleaning apparatus according to claim 3 or 4, further comprising a pump that feeds the cleaning liquid after the soil or sand is precipitated in the water tank settling tank to the cleaning liquid blowing means. A cleaning liquid receptacle that is provided directly below the draining part of the rotating drum and receives the cleaning liquid falling from the draining part;
A saddle settling tank that is provided in the vicinity of the cleaning liquid receiver and that settles soil and sand of the cleaning water received by the cleaning liquid receiver;
The cleaning apparatus according to claim 4, further comprising a pipe that returns the cleaning liquid after the soil and sand are precipitated in the dredging section sedimentation tank to the water tank section sedimentation tank.

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