JP2006063675A - Cleaning boat - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To collect suspended matters and remove and collect contamination particles dissolved in water by a simple structure and also increase recovering and collecting efficiencies. <P>SOLUTION: This cleaning boat comprises a suspended matter recovering part 18 recovering suspended solid matters floating on the water from a recovered matter inlet part 17 formed at the bow part of a ship body 15 in a recessed shape toward the stern side and a dehydrating device 19 separating contamination particles and dehydrating from the water fed from the suspended matter recovering part and recovering the contamination matters. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a cleaning ship that collects garbage such as driftwood floating in dam lakes, rivers, lakes, harbors, etc., or removes and collects pollutants dissolved in water such as blue sea or mud.

  Conventionally, there exists a thing shown by patent document 1 as a garbage collection ship which collects aiko and garbage.

  In FIG. 6, the garbage collection ship shown by patent document 1 is outlined.

  A dust collecting device 2 is provided at the bow of the catamaran 1, and the dust collecting device 2 has an arm 4 that can be expanded and contracted and swiveled, and a jet nozzle 5 is provided at the tip of the arm 4. Yes.

  While the compressed water and compressed air are ejected from the jet nozzle 5, the arm 4 is expanded and contracted and swiveled to guide the dust floating on the water surface to a water channel formed at the center of the catamaran 1. The dust guided to the water channel is collected in the collection container 6, and the collection container 6 is moved up and down by the cargo handling device 7, and the dust in the collection container 6 is transferred to the landing basket 8.

  Next, the float-type sea cucumber collector 9 is lowered to the water channel by a lifting device (not shown), and the water flounder floating on the water surface is collected and sent to the filter separator 10 by a pump (not shown). It is supposed to be separated. The separated aoko is collected in the auko collection container 11.

  In the conventional refuse collection ship described above, floating materials such as driftwood and dust are guided to the water channel by the dust collection device 2 and the jet nozzle 5 and are collected in the collection container 6. The cargo handling device 7 is necessary to transfer to the landing basket 8. In addition, when the collection container 6 is raised, the suspended matter cannot be collected, and the suspended matter cannot be collected continuously. Therefore, the suspended matter is intermittently collected, and the efficiency is poor. In addition, in order to collect the sea urchin floating on the surface of the water, the sea urchin collector 9 dedicated to the collection of sea urchin is necessary. When the collection container 6 is raised, in order to prevent damage due to the collision of the suspended matter, It is necessary to raise the sea urchin collector 9 from the surface of the water, which is also intermittent collection, and the collection efficiency is poor.

  Therefore, in the conventional garbage collection ship, the garbage collection device 2, the cargo handling device 7, and the blue-water collecting device 9 for blue-green collection are separately required, which makes the device complicated and expensive. Problems such as poor work efficiency due to complicated work and poor workability, such as the need to synchronize the collection of wastes and aquatics, and the inability to continuously collect suspended solids and aquatics have.

Utility Model Registration No. 3094691

  In view of such circumstances, the present invention makes it possible to collect suspended matters and remove and collect contaminant particles dissolved in water with a simple configuration, and to improve the collection and collection efficiency.

  The present invention provides a suspended matter recovery unit for collecting a suspended matter of solid matter floating on a water surface from the collected matter intake part toward the stern side, wherein the collected matter intake part is formed in a concave shape at a bow portion of the hull, and the suspended matter The present invention relates to a cleaning ship provided with a dewatering device that separates and dehydrates contaminated particles from water sent from a collection unit.

  The present invention also relates to a cleaning vessel provided with a floating material lifting means for raising floating material and water in the collected material collecting portion and throwing water into the floating material collecting portion. The present invention relates to a cleaning boat provided with an aquatic plant cutting device for cutting underwater aquatic plants on the bow side, and the floating substance collection unit includes a storage tank and a cage that can be attached to and detached from the storage tank, and the cage separates and collects the floating substance. The storage tank relates to a cleaning ship that stores the separated water.

  Further, the present invention relates to a cleaning ship in which the floating material lifting means circulates a belt and raises the floating material and water in the collected material intake section, and the floating material lifting means rotates a bucket wheel. The present invention relates to a cleaning ship that raises suspended matter and water in the collected material intake section.

  Furthermore, in the present invention, the floating substance recovery unit and the dehydration device are connected by a delivery pipe, and a switching valve is provided in the middle of the delivery pipe, and the dehydration apparatus does not pass the floating substance recovery part and supplies water. This relates to a cleaning ship that can be fed to the dehydrator.

  According to the present invention, the collected material intake part is formed in a concave shape at the bow of the hull, and the suspended matter recovery unit that collects the suspended solids floating on the water surface from the collected material intake part toward the stern side, Since a dewatering device for separating and recovering contaminated particles from the water sent from the floating substance recovery unit is provided, the recovery of floating substances and the recovery of contaminated particles can be performed continuously, and the recovery and collection efficiency is improved.

  Further, according to the present invention, since the aquatic plant cutting device for cutting underwater aquatic plants is provided on the bow side of the hull, not only floating substances but also aquatic plants can be removed at the same time, thereby realizing an efficient cleaning operation.

  Further, according to the present invention, the floating substance recovery unit includes a storage tank and a cage that can be attached to and detached from the storage tank, the cage separates and recovers the floating substance, and the storage tank stores the separated water. In addition, the collection of suspended solids and the collection of contaminating particles can be performed in parallel to improve work efficiency.

  Also, according to the present invention, the floating material lifting means circulates a belt to raise the floating material and water in the collected material intake section, or the floating material lifting means rotates the bucket wheel to As the suspended matter and water in the collected material intake are raised, the suspended matter and water can be raised continuously, improving work efficiency.

  Further, according to the present invention, the suspended matter recovery part and the dehydrating device are connected by a delivery pipe, a switching valve is provided in the middle of the delivery pipe, and water is not supplied to the dehydration apparatus without going through the suspended matter recovery part. Since it can be fed to the dehydrating device, in a cleaning work environment free from suspended solids, the cleaning operation can be performed by operating only the dehydrating device, and the cleaning work can be simplified.

  The best mode for carrying out the present invention will be described below with reference to the drawings.

  The first embodiment will be described with reference to FIGS.

  In the figure, 15 indicates the hull and 16 indicates the water level.

  The bow portion of the hull 15 is in a catamaran state, and a recessed portion collection portion 17 having a front opening is formed. From the collected material intake unit 17 toward the stern side, a suspended matter recovery unit 18, a dewatering device 19, and a contaminated particle recovery unit 20 are provided, and a propulsion power unit 22 such as an outboard motor is provided at the stern part. A driving operation unit 23 is provided on the stern deck of the hull 15, and the operation unit 23 can perform operations such as navigation of the cleaning ship and cleaning. A handrail 24 is provided along the side edge of the deck.

  The collected material intake portion 17 is provided with a detachable floating material lifting means 25, and the lower part of the floating material lifting means 25 is submerged in water. The floating material lifting means 25 will be described.

  The frame 26 is configured to be housed in the collected material intake portion 17 and is detachable from the collected material intake portion 17. The frame 26 includes left and right side plates 27, 27 erected along the wall surface. An upper shaft 28 and a lower shaft 29 are provided over the stern-side upper part and the bow-side lower part of the side plates 27, 27, respectively, and the upper shaft 28 and the lower shaft 29 are provided with rotating drums, respectively. A hoisting belt 31 is looped endlessly on the upper shaft 28 and the lower shaft 29 through the rotating drum. A horizontal rail 32 is provided on the surface of the lifting belt 31 at a required interval, and the horizontal rail 32 functions as a water catcher that raises water while preventing slipping of floating substances.

  In the hull 15 and at a position adjacent to the collected material intake portion 17, a floating material lifting drive unit 33 composed of a drive source such as a motor and a speed reducer is provided. The portion 33 and the upper shaft 28 are detachably connected by a coupling 34. The floating material lifting device 25, the floating material lifting drive unit 33 and the like constitute a floating material lifting device 30.

  The floating substance collection unit 18 includes a storage tank 35 and a cage 36 that is detachably attached to the storage tank 35, and a bottom surface of the cage 36 collects the floating substance and allows a porous screen 37 to pass water through. It has become.

  A delivery pipe 38 communicates with the bottom of the storage tank 35, and the delivery pipe 38 is connected to the dehydrator 19. A sludge pump 39 is provided in the middle of the delivery pipe 38, and a suction pipe 42 is connected between the sludge pump 39 and the storage tank 35 via a switching valve 41, and the suction pipe 42 is connected to the hull 15. It penetrates the bottom surface of the water and opens into the water.

  The dehydrator 19 includes a case 43 that also serves as a filtered water receiver, and a drum screen 44 that is rotatably provided in the case 43, and the downstream end of the delivery pipe 38 is an upper part in the drum screen 44. Is open. A drain pipe 45 communicates with the bottom of the case 43, and the drain pipe 45 opens from the stern of the hull 15 into the water. A recovery particle discharge pipe 46 communicates with the lower part of the drum screen 44, and a delivery pump (not shown) is provided at a required position of the recovery particle discharge pipe 46.

  The contaminant particle recovery unit 20 has a recovery bucket 47, and the recovery particle discharge pipe 46 discharges the contaminant particles recovered in the recovery bucket 47. The recovery bucket 47 can be carried out of the ship. It has become.

  An aquatic plant cutting device 48 is provided at the bow of the hull 15.

  Two cutter shafts 49 are rotatably provided on the left and right of the bottom of the collected material intake portion 17. The lower end portion of the cutter shaft 49 projects into the water, and the cutter 51 is fixed to the lower end portion. The two cutter shafts 49, 49 are connected by a chain 52 or the like and can be rotated together. A cutter drive unit 53 is provided adjacent to the collected material intake unit 17 at the bow portion inside the hull 15. The cutter driving unit 53 includes a driving source such as a motor, a reduction gear, and the like. The output shaft and the cutter shaft 49 are connected by a chain 54 and the like, and the cutter 51 is rotated by the cutter driving unit 53. It has become. The cutter shaft 49 can be expanded and contracted, can be extended downward depending on the water level, and can cut the aquatic plant near the root regardless of the water level.

  An operator operates and controls the propulsion power unit 22, the suspended matter lifting means 25, the aquatic plant cutting device 48, the sludge pump 39, the switching valve 41, the dehydrating device 19 and the like from the operation operation unit 23. It is possible.

  The operation will be described below with reference to FIG.

  For example, when working in a lake, cleaning will be described in the state where aquatic plants extend to near the surface of the water, there are solid floating objects such as driftwood, and water is contaminated with water-bloom.

  An operator advances the cleaning ship at an appropriate speed, rotates the cutter shaft 49 by the cutter driving unit 53, drives the floating material lifting unit 25 by the floating material lifting drive unit 33, and The raising belt 31 is circulated in the direction of the arrow in FIG.

  The aquatic plants are cut by the cutter 51 and taken into the collected material intake unit 17, and floating matter on the water surface is also taken into the collected product intake unit 17 by the advance of the hull 15. By the rotation of the lifting belt 31, the aquatic plants and floating substances are raised together with the lake water and the blue water and are put into the floating substance collecting unit 18.

  In the suspended matter collection unit 18, aquatic plants and suspended matter are collected in the cage 36 by the perforated screen 37, and lake water is stored in the storage tank 35.

  The switching valve 41 is in a state where the sludge pump 39 communicates with the storage tank 35. The sludge pump 39 is driven in a state where the lake water in the storage tank 35 reaches a predetermined amount, and the lake water in the storage tank 35 is sent to the drum screen 44.

  The drum screen 44 is rotated, and the water and the water in the lake water are separated by the drum screen 44. The dewatered water is left in the drum screen 44 as a dehydrated cake, and the water is leached into the case 43. Blue sea urchin (dehydrated cake) is discharged to the recovery bucket 47 through the recovery particle discharge pipe 46. The water filtered and purified by the drum screen 44 is received by the case 43 and further returned to the lake through the drain pipe 45.

  Thus, the removal of aquatic plants, the collection of suspended solids, and the separation and collection of blue sea urchins are continuously processed in a series of flows.

  When the cage 36 is full of suspended matter or the recovery bucket 47 is full of water, the cleaning boat is berthed and the cage 36 and the recovery bucket 47 are lifted by a cargo handling machine such as a crane. Then, the cage 36 and the recovery bucket 47 are emptied and returned to the cleaning ship to continue the cleaning operation.

  Next, the rotation of the aquatic plant cutting device 48 is stopped in the operation in a state where no aquatic plants are growing. The floating material raising means 25 is driven for collecting floating matters, blue sea cucumbers, and raising lake water.

  Furthermore, in the operation in which no aquatic plants are grown and there is no suspended matter on the surface of the water, the suspended matter raising means 25 is driven for raising the blue water and the lake water. In this case, the cage 36 may be removed.

  Next, in the cleaning work in a situation where no aquatic plants are grown and there is no floating substance on the water surface, the floating substance lifting means 25 is not necessarily required, and the work may be removed and performed. In this case, the switching valve 41 is switched to allow the sludge pump 39 to communicate with the suction pipe 42. By driving the sludge pump 39, the lake water is sucked and supplied into the drum screen 44, and the contaminated particles dissolved in the water are separated and removed. In the case of sucking water particles such as sea cucumber floating on the water surface or contaminating particles near the water surface, the suction pipe 42 may be opened near the water surface, or may be opened in the collected material intake portion 17. . Note that when the suction pipe 42 is opened in the collected material intake portion 17, the aquarium is taken into the collected material intake portion 17 as the hull 15 moves forward, so that the aquatic can be sucked efficiently.

  Further, in the operation in a state where no water is generated, the dewatering device 19 is not driven, the floating material is collected by the floating material lifting means 25, and the lake water collected in the storage tank 35 is the suction pipe 42. You may make it discharge from.

  By selecting and operating the floating material lifting means 25 and the dehydrating device 19 according to the cleaning situation and the cleaning environment, it is possible to perform efficient and efficient cleaning work.

  Also, what can be collected by the drum screen 44 is not limited to the blue sea, but is contaminated particles, such as sludge, dissolved in a colloidal form in water. The mesh of the drum screen 44 is selected according to the water quality as appropriate. Therefore, the water quality can be improved. In addition, when the collection target is sludge, the collection is facilitated by introducing a flocculant into the collection bucket 47.

  FIG. 5 shows a second embodiment.

  In FIG. 5, the same components as those shown in FIG.

  In the second embodiment, a bucket wheel 55 is used as the floating material hoisting means 25.

  The bucket wheel 55 is detachably attached to the collected material intake portion 17. The bucket wheel 55 is obtained by attaching buckets 57 around the rotating body 56 at a required interval. By rotating the bucket wheel 55 in the direction of the arrow in the figure, the bucket 57 raises the water and the lake water. This is to be put into the suspended matter recovery unit 18.

  The bucket wheel 55 is effective when a large amount of solid matter such as driftwood is not suspended and a large amount of aquatics are processed.

  It should be noted that whether to use the bucket wheel 55 or the floating material lifting means 25 of the lifting belt 31 type may be appropriately selected depending on a cleaning environment. The raising means 25 is replaced.

  The floating material lifting means 25, the dewatering device 19, and the water weed cutting device 48 are not limited to the above-described methods. For example, the water weed cutting device 48 fixes a cutting knife-like cutter to the bottom of the ship, and You may make it cut aquatic plants with a thrust.

It is a side view which shows the 1st Embodiment of this invention. It is a top view which shows the 1st Embodiment of this invention. It is a front view which shows the 1st Embodiment of this invention. It is a block diagram which shows the flow of the operation | work in the 1st Embodiment of this invention. It is a side view which shows the 2nd Embodiment of this invention. It is explanatory drawing which shows a prior art example.

Explanation of symbols

DESCRIPTION OF SYMBOLS 15 Hull 16 Water level 17 Collected material intake part 18 Floating substance collection part 19 Dehydration apparatus 20 Contaminated particle collection part 25 Floating substance raising means 31 Hoisting belt 33 Floating substance raising drive part 35 Storage tank 36 Cage 37 Porous screen 39 Sludge pump 41 switching valve 42 suction pipe 43 case 44 drum screen 48 aquatic plant cutting device 51 cutter 55 bucket wheel

Claims (7)

  A collected material intake section is formed in a concave shape at the bow of the hull, and a floating material collection section that collects solid suspended matter floating on the surface of the water from the collected material intake section toward the stern side is sent from the floating material collection section. A cleaning ship provided with a dewatering device for separating and collecting contaminated particles from the collected water.   The cleaning vessel according to claim 1, wherein the collected material intake section is provided with floating material lifting means for raising floating material and water in the collected material intake section and feeding them into the floating material collection section.   The cleaning ship according to claim 1, wherein an aquatic plant cutting device for cutting underwater aquatic plants is provided on the bow side of the hull.   The cleaning vessel according to claim 1, wherein the floating substance collection unit includes a storage tank and a cage that can be attached to and detached from the storage tank, the cage separates and collects the floating substance, and the storage tank stores the separated water.   The cleaning ship according to claim 2, wherein the floating material lifting means circulates a belt to lift the floating material and water in the collected material intake section.   The cleaning ship according to claim 2, wherein the floating material lifting means rotates the bucket wheel to raise the floating material and water in the collected material intake section.   The floating substance collection unit and the dehydrating device are connected by a delivery pipe, and a switching valve is provided in the middle of the delivery pipe, so that the dehydration apparatus can supply water to the dehydrating apparatus without going through the floating substance collection unit. The cleaning ship according to claim 1.

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