CN2552807Y

CN2552807Y - Dredging and extracting boat

Info

Publication number: CN2552807Y
Application number: CN 02267295
Authority: CN
Inventors: 张守山
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-05-29
Filing date: 2002-05-29
Publication date: 2003-05-28
Anticipated expiration: 2012-05-29

Abstract

The utility model relates to an excavating and mining ship, belonging to technical field of excavating, dredging and mining coal, which comprises a ship body (12), a host machine unit (15), a positioning stake (13), a convey device, an excavating device, a control device for excavating and a monitoring instrument for underwater excavating; wherein, a. The convey device is completed by a convey pump (3) through a flexible rubber pipe (17); b. The excavating device is completed by a hydraulic motor (18) to drive a tool (16) on one or a plurality of cycle rotor to rotate at high speed; c. The adjusting device of excavating is completed through an extension arm (6), a revolve device (9) and a hydraulic cylinder (8); d. The monitoring instrument for underwater excavating is completed by an ultrasonic distance meter (46). The utility model has the advantages of excavating different hardness and different depth, highly using and flexibly operating.

Description

Excavation, extracting boat

Described technical field

The utility model belongs to the technical field of excavation, dredging, exploitation, particularly a kind of excavation, extracting boat.

Background technology

In the prior art, be used for the machinery of the engineering of the training of channel and various excavations, broken ground by high pressure water impact as waterpower hydraulic suction dredge, waterpower hydraulic suction dredge, soft sandy soil also can be broken, runs into sticking heavy soil, then can not work.Do not say that efficient is low, can not work sometimes at all.Though strand suction formula dredger can excavate various soil, it is uneven that it stirs the earth size of digging, and earth rises to starch and lacks, because earth than great, so very easy precipitation is stopped up, runs off seriously, so DeGrain.And strand is dug combination jib length and is also fixed, and is working depth and the alerting ability that has just limited it.The mud oar that the dredger of chain-bucket or grab type digs out can not transport more at a distance, maybe need carry through secondary, and it is not high to increase construction trouble and efficient.On the basis that absorbs reamer and chain bucket advantage, developed a kind of bucket wheel suction dredger as West Germany Ao Lunsitaiyinkao Bell Co. abroad,, its work efficiency improves 1.4-2 doubly than strand suction formula, but it adopts seat formula dredge pump, and the fragmentation of earth is the cutting of bucket lip, the bucket wheel merit is cut the bucket footpath greatly, and resistance is bigger certainly, and the cutting granularity is also big, sticking heavy grogs and harder mineral, by hydraulic impact, breaking capacity is very little, and inhaling when delivering to pump all can blocking pipe, thereby the reduction flow velocity falls far short with the standard capacity of pump.Its bucket wheel frame is because of fixing, and bucket wheel is rising on the frame winch and can only vertically move, moreover the resistance that bucket wheel frame vertically moves in water is very big, and therefore, the alerting ability in the bucket wheel operation is restricted, and in a word, excavates in the prior art, exploits, and digging efficiency is all very low.Some does not conform.When its reason has (1) to be transported by pump more at a distance, to the breaking capacity difference of excavating thing and inhomogeneous and stop up.(2) loss of broken thing is very serious.Operation when (3) excavating is dumb, thereby debases the standard rate.When the bigger mineral of exploitation proportion and hardness, prior art efficient is lower maybe can't work, and at abyssal floor, in the solid mineral exploitation, does not also have actual exploitation benefit in the prior art.

Summary of the invention

The purpose of this utility model is, a kind of excavation different hardness, different depth are provided, service efficiency height, the excavation of flexible operation, extracting boat.

The utility model is achieved in that

Excavation of the present utility model, extracting boat, by hull, host groups, work pile, feeding device, excavating gear, excavation regulation device, excavate under water monitoring instrument and form, its:

The a feeding device is to finish by flexible rubber pipe by transporting pump;

The b excavating gear is to be finished by the high speed revolution that HM Hydraulic Motor drives the epitrochanterian cutter of one or more cycles;

It is by telescopic boom that c excavates regulation device, turning gear, and hydraulic actuating cylinder is regulated.

D excavates under water, and monitoring instrument is to be finished by ultrasonic distance measuring apparatus.

Further improvement of the utility model, the flexible rubber pipe that is the excavation regulation device can be slided in telescopic boom by the trustship wheel in telescopic boom; Telescopic boom vertically moves by the rotation of driven wheel; Rotation by winch moves up and down telescopic boom.

Further improvement of the utility model is that the radius ratio of the length of tool arm of cutter of excavating gear and rotor shaft is less, has reinforced rib on the tool arm.

Further improvement of the utility model is that the epitrochanterian cutter of cycle is an empiecement moulding plane milling sharpener, and the quantity of each cycle rotor bite is the 30-80 handle.

Further improvement of the utility model is that excavating gear has two cycle rotors, and the hand of rotation of two cycle rotors is opposite; There is protective cover the outside of cycle rotor; Diving pump is arranged between two cycle rotors or transport pump.

Further improvement of the utility model is that diving pump is that the coaxial bilobed wheel of double pump is the axial-flow pump of one.

Further improvement of the utility model is to be with an abrasion resistant steel pipe on the impeller of diving pump; Stud with the abrasion resistant alloy blade on the wheel blade lip of tubular impeller.

Further improvement of the utility model is that the rear end of flexible rubber pipe connects the flexible dish of fit tube, and flexible rubber pipe can freely be rolled.

Further improvement of the utility model is that hull connects cable wire, and the bottom that cable wire is connected with the buoyant cabin buoyant cabin is connected with sealed chamber, and motor, instrument are arranged in the sealed chamber; Be connected with the luffing wheel on the framework.

Because above design improvement, make excavation of the present utility model, extracting boat, have (1) strong to the breaking capacity that excavates thing, adapt to different hardness, can transport at a distance, the loss of (2) broken thing is fewer, the efficient height, the advantages such as flexible operation when excavate (3).

Description of drawings:

Fig. 1 is the integral structure scheme drawing of a kind of embodiment of the utility model

Fig. 2 is that diving pump 11 is the structural representation of the coaxial bilobed wheel of double pump

Fig. 3 is the structural representation that cuts the trustship wheel carrier 24 in section and the telescopic boom 6 of telescopic boom 6

Fig. 4 is the structural representation of telescopic boom longitudinal extension actuating device

Fig. 5 is the structural representation of elastic bag chamber

Fig. 6 is the underwater structure scheme drawing of another kind of embodiment of the present utility model

Fig. 7 is the structural representation of puller system 37

Fig. 8 is the structural representation of the single cycle rotor of another kind of embodiment of the present utility model

Fig. 9 is the structural representation of the reinforced rib 47 of tool arm 10

1 is the cycle rotor among the figure, and 2 for subtracting the leakage ring, and 3 for transporting pump, and 4 is protective cover, 5 are threeway slip pipe joint, and 6 is telescopic boom, 7 steel wire cables, and 8 is hydraulic actuating cylinder, 9 is rotary disk, and 10 is tool arm, and 11 is diving pump, and 12 is hull, 13 is work pile, and 15 is host groups, and 16 is cutter, and 17 is flexible rubber pipe, 18 is HM Hydraulic Motor, and 19 is impeller, and 20 is motor, and 21 is the pin rail, 22 is supporting arm, and 23 is driven wheel, and 24 are the trustship wheel carrier, and 25 are the trustship wheel, 26 is cable wire, and 27 is telescopic boom luffing suspension bracket, and 28 is winch, and 29 is bearing support, 30 is power room, and 31 is operator's compartment, and 32 are the flexible dish of sebific duct, and 33 is bearing seat, 34 is normal winding apparatus, and 35 is the slip pipe joint, and 36 is pump shaft, and 37 is puller system, 38 is the wheel blade lip, and 39 is framework, and 40 is pivot of maneuver, and 41 is sealed chamber, 42 is flexible rubber pipe, and 43 are the luffing wheel, and 44 is buoyant cabin, 45 is the water conservancy diversion water channel, and 46 is ultrasonic range finder, and 47 is the impeller lip, 47 is reinforced rib, and 48 is sebific duct, and 49 is pin, 50 is gasbag chamber, and 51 is pin, and 52 for cutting apart plate.

Preferred forms:

1. embodiment 1, as shown in Figure 1

Because it is low that pipeline transportation has a unit price, throughput rate is big and can carry continuously, multiple advantage just because of pipeline transportation, this new departure is that the powered material is by pipeline transportation by pump, at first transport preceding excavation and fragmentation to transporting thing, guarantee the circulation well in pipeline of material and aqueous medium, besides pump and the broken thing distance of being separated by and the promotion pressure of pump convection cell.This New Scheme is mainly used in shallow-layer and excavates silt and mineral.

Excavating gear mainly drives the 1 cutting stirring of cycle rotor by HM Hydraulic Motor 18 and finishes; Excavate regulation device and mainly play accent rope 7 by telescopic boom 6, amplitude oil cylinder 8, luffing, telescopic boom telescopic drive motor 23, turning gear 9, and header pan is formed; Transport and transport pump 3 by latent pump 11 and high pressure and form.

Cycle rotor 1 is formed by identical 2, and hand of rotation is opposite.Birotor all symmetry is installed in the protective cover, and birotor 1 cuts broken soil for contrarotation.Cycle rotor cutter 16 is empiecement moulding plane milling sharpeners.Blade is the wolfram-carbide alloy blade, it can make the blade cutting angle remain on optimum value for a long time is the 20-30 degree, when the fritter earth that downcuts obtains second-time breakage with another rotor cutter 16 (or tool arm) of higher velocity shock under the promotion throwing power of blade cutter 16 drives.But the sense of motion of earth is thrown in very near latent pump 11 suction sides of distance.Aqueous medium flows to impact through water conservancy diversion water channel 45 and 4 times spaces of protective cover to simultaneously broken very little particle outside 4 through covering, thereby obtains the motion thrust to the pump suction side again.In whole excavation fragmentation, the rotating speed of cutting rotor 1 is higher, about more than 120 rev/mins, the radius of tool arm 10 length and rotor shaft 40 is less, and cutting tool quantity many (revolution is all at tens more than), the cutting piece is little evenly when therefore having formed excavation, the cutting number of times is a lot, and resistance is little, and the broken wisp that fragmentation is got off obtains cutter 16 secondaries once more and pushes away throwing, owing to the isolation of protective cover 4 and the effect of water conservancy diversion water channel 45, water is also bigger to broken thing impulsive force simultaneously.Therefore, the suction of rushing in the pump of close proximity with higher speed of Po Sui small objects is chewed in the mouth.Thereby chew in the mouth to inhaling again by excavating fragmentation, guaranteed the circulation well in pipeline of broken object and aqueous medium well.

The assembling of diving pump 11 is mainly used in the soil of the bigger sticking weight of those proportions and hardness, all bigger mineral of proportion and design-calculated.The impeller 19 of diving pump 11 is to put a wear-resistant steel pipe around common impeller wheel blade, and steel pipe shape impeller 19 is welded around steel pipe and the wheel blade.It is parallel with pump case, the space that is separated by is very little.And annular is housed in the exit subtracts leakage ring 2.The wheel blade of tubular impeller 19 and mud begin tangent place, are set on the wheel blade lip 47 by the abrasion resistant alloy sheet, and it can guarantee that 47 pairs of mud of wheel blade lip have a best sword corner cut, and it also adapts to harder stone and high-speed down by tubular impeller 19.Also reduced the leakage between impeller 19 and pump case simultaneously and improved wheel speed, prevented that blade and pump case are owing to hard thing takes place jammed.

The main effect of protective cover 4 is its fixedly cycle rotor 1, and fixedly diving pump 11 and submersible machine 20 are isolated the crossfire of mud and clear water.It also accepts telescopic boom 6, and fluid,matching cylinder pressure 8 makes the cycle rotor be in a correct operating angle.Telescopic boom 6 is connected by rotating pin 49 with protective cover 4, and is shown in Figure 2.Their another connection is to come bonded assembly by hydraulic ram 8.On the protective cover 4 left and right sides two rotors rotation phase tangent line the outer water conservancy diversion water channel 45 of a cover is arranged, it and diving pump are on a line, and it is with respect to the recessed semi-circle tubular water channel of the side plane of protective cover 4.Its role is to aqueous medium and flow to morely by the water conservancy diversion water channel that impact cutting minces in the protective cover.

The section of telescopic boom 6 is the door-shaped frame structure, and as Fig. 3, respectively there is 1 group of pin rail 21 on the both sides, lower end of arm, and it and push-and-pull hydraulic-driven gear 23 cooperate, as Fig. 4.Make telescopic boom 6 elastic neatly.A flexible rubber pipe 17 is fixed in the framework the inside of telescopic boom 6, and it promptly is the exhaust tube of diving pump 11, also is the induction pipe that high pressure transports pump 3.As shown in Figure 3, slidably trustship wheel carrier 24 is arranged below pipe, trustship wheel 25 is arranged on the trustship wheel carrier 24, every adjacent one group of trustship wheel carrier 24 is by the steel rope captive joint.Make trustship wheel carrier 24 contract and scatter by the design size collection.Its end is fixed on the rear end of telescopic boom 6, and the other end is fixed on the front end of supporting arm 22.Its effect does not depart from outside the telescopic boom framework flexible rubber pipe 17.

Rear and front end at telescopic boom 6 is connected by steel rope 7.Fluid motor-driven winch 28 in the middle of the cable wire on process telescopic boom luffing suspension bracket 27 (the A cabinet frames).Low speed hydraulic motor winch 28 drives cable wires 7 front and back volume and stretches, thereby makes telescopic boom luffing 6 about, and hydraulic pressure lifting winch 28 is two groups, one group of lifting, and another group is unsteady lands.The lifting operation is transferred the valve operation by the operator's compartment on the rotary disk 31.On the deck swing type mechanism is housed on the bow.Rotary disk 9 on rotary disk 9, has telescopic boom supporting base 29 by fluid motor-driven, telescopic boom supporting arm 22, telescopic boom pin rail driver train, Fig. 4.Also have telescopic boom upending frame 27 (A cabinet frame), cycle cutting compound pressure motor propulsion source 30 (by dynamicliquid pressure pump delivery power) and counterweight and operator's compartment 31 in addition.At the back of rotary disk adjacent, the flexible dish 32 of fit tube is arranged, the flexible dish of fit tube is made even on the face, the major diameter cylindrical flexible rubber pipe 17 of crispaturaing.Length according to beam of hull and cooperation telescopic boom 6.Flexible rubber pipe 17 is crispaturaed on the flexible dish of fit tube and is no more than 1 circle all the time.When telescopic boom stretched out entirely, flexible rubber pipe 17 was S-type on the flexible dish 32, only played the top interconnect function, and the flexible dish 32 of fit tube slides and is fixed on the tubular axis bearing seat 33 under the disk center.The flexible dish 32 of pipe is free normal volume state.It is normal volume state device 34, is to adapt to roll at any time by telescopic boom when flexible and remaining or pull out flexible rubber pipe under the arm.The other end of the flexible dish 32 of fit tube vertically down has a bend pipe to connect (wanting slipper seal connection on the tubular axis) joint 35 at the disk center place, directly transport in the suction side of pump 3 to high pressure.The normal winding apparatus 34 of the flexible dish 32 of fit tube is made up of gasbag chamber-hydraulic ram-lever-cable wire capstan.Cable wire is wound on the tubular axis of the flexible dish 32 of fit tube, at first, promote hydraulic cylinder piston by liquid again, promote lever by the liquid under the promotion of the qi of chong channel ascending adversely pressure in the gasbag chamber gas, by the elongation of lever drives cable wire, be normal volume state again thereby make the flexible rubber pipe 17 on the flexible dish 32 of fit tube.When being stretched out by telescopic boom 6, also be cable wire at the passive state of rolling of flexible dish, passive the rolling equally of cable wire drives lever compression cylinder piston and gas with cable wire power.

Be delivered to high pressure by the fluid power transfer mode at the kinetic energy of dynamic host group 15 and transport on the pump shaft 36 of pump 3, dynamic host group 15 has 3 groups, and one group is that high pressure transports pump 3 source that is used as power, and one group is the generator set source that is used as power, and they all are installed in the power room.Also are furnished with propeller propulsion source and low tension switch board and submersible machine control housing etc. in the power room.Another group then is positioned on the rotary disk 9 and provides power for excavation, back at hull 12, hull work pile (symmetric double stake) 13 devices are arranged, two posts lift by crane by winch, the electric signal of hydraulic pressure pipe and ultrasonic ranging ceremony 46 in the excavation, power transformation is with the cable gang of cable and submersible machine 20, through puller system 37, finish by unsteady pulley and tension bar, shown in Figure 7.The underwater sealing device is by diving elastic bag 50, and Fig. 5 promotes lubricating oil by lead to each lubricating point than short duct through qi of chong channel ascending adversely.Allow little band to ooze mark at the unsteady glue ring of the sealing of shaft room, make the little all the time pressure that is higher than the external world of pressure of lubricated cavity.

Operator's compartment 31 on rotary disk is provided with each fluid control valve and various instrument and by signal of supersonic sounding echo transformation device 46 etc.

2. embodiment 2, as shown in Figure 2

Fig. 2 diving pump 11 is the axial-flow pump of one for the coaxial bilobed wheel of double pump.Mud is discharged by a threeway slip pipe joint 5 through impeller 19 through two suction sides and is entered in the flexible rubber pipe 17.Resemble in the Z font cavity that flows to a pair of left-right symmetric and erect, this coaxial bilobed wheel device can be avoided by the thrust pressure of water to impeller 19, reduces rotational resistance.The both sides of pump 11 connect speed change submersible machine 20 respectively and are used as power.Pump 11 and motor 20 are fixed on place in the middle of protective cover 4 quilt covers, and two water inlets of diving pump are communicated with respectively with in the cover 4, the mud that scales off in face of rotor cutter 16.Have a discharge to cut apart plate at diving pump 11 and water outlet place, it is installed in the middle of the T type threeway slip pipe joint 5, vertically on the shell of pump 11 of diving.Prevent the difference of two pump pressures and convection current.T type threeway slip pipe joint 5 can connect on the round shell of pump 11 of diving in slipper seal.One end of T type threeway bone adaptor union 5 is connected with flexible wall 6 interior flexible rubber pipes 17.Two ends sliding block joint on the pump case of the latent pump 11 at two ends, the left and right sides respectively in addition.Impeller 19 is to put a wear-resistant steel pipe around common impeller wheel blade, and steel pipe shape impeller 19 is welded around steel pipe and the wheel blade.It is parallel with pump case, the space that is separated by is very little.And annular is housed in the exit subtracts leakage ring 2.The wheel blade of tubular impeller 19 and mud begin tangent place, are set on the wheel blade lip 47 by the abrasion resistant alloy sheet, and it can guarantee that 47 pairs of mud of wheel blade lip have a best sword corner cut, and it also adapts to harder stone and high-speed down by tubular impeller 19.Also reduced the leakage between impeller 19 and pump case simultaneously and improved wheel speed, prevented that blade and pump case are owing to hard thing takes place jammed.

3. embodiment 3, as shown in Figure 8

The excavation of present embodiment, extracting boat are made up of single cycle rotor 1, do not have diving pump, are suitable for the excavation of softer silt etc.Cycle rotor 1 is connected in the lower end of telescopic boom 6, and protective cover 4 is connected with hydraulic actuating cylinder 8, regulates the cutting angle of cycle rotor 1 by hydraulic actuating cylinder 8, and the earth of cutting is directly discharged by flexible rubber pipe 17.

4. embodiment 4, as shown in Figure 6

Present embodiment is applicable to and deep-cuts pick and heavy cut, as on the plane the many pools below 20 meters deep-cut pick, prior art can not directly be carried out, and must beat complex work such as antiseepage well.And efficient is not high and job schedule is slower.Simple drawing operation and excavating gear (with the excavating gear of scheme 1) have efficiently been adopted.

Present embodiment is selected two ships or two buoyancy tank platforms for use, the larger distance of being separated by, by the cable wire on the hull 26 and winch back and forth drawing excavate to transport and be the one cycle operation, also can be by single cable wire drawing peculiar to vessel operation, location difficulty when this device can be avoided excavating, also adapted to simultaneously the motion significantly that stormy waves flows and produces, also simplified because of being separated by and excavated the huge machinery of palpus design-calculated than the exploitation of deep-seated.But efficient, the quick and alerting ability when this does not influence operation is as the exploitation of the hard mineral in the seabed.

Be connected with cable wire 26 in the lower end of hull, cable wire 26 is connected with buoyant cabin 44, and the lower end of buoyant cabin 44 is connected with framework 39, sealed chamber 41, hydraulic actuating cylinder 8.Framework 39 is fixed with protective cover 4, and high pressure transports pump 3 and cycle rotor 1.Transport pump 3 and be connected with flexible rubber pipe 42.

The excavation partial sum scheme 1 of this programme is basic identical, all be to adopt the rotator type rotary-cut to stir fragmentation, broken thing is also all thrown in latent pump 3 suction sides in the protective cover 4, seat pump 3 on the latent pump 3 of this programme and the hull of scheme 1 is same class pump, and latent pump 3 can select for use two latent pumps and the pump of diving to transport programme of work with uniting to excavate according to rotor quantity and width more.Broken thing transports the pump 3 direct gangs of diving by high pressure and is transported to hull or stacking place at a distance by single tube.Same on cutting cycle rotor 1 cutter 16 with empiecement moulding plane milling cutter, tool arm all adopts the high strength steel manufacturing, tool arm all is horizontal helix line form and arranges on pivot of maneuver 40, the sum of tool arm is equal angles ground layout on pivot of maneuver, when being used for harder mineral mining, intersect very nearby in tool arm 10 fronts and cutter 16, equally all have one to strengthen stiffness type spiral stopping-off piece 47 with scheme 1, shown in Figure 9, stopping-off piece 47 is reinforced on all tool arms 10 of rotor, also with tool arm 10 in the shape of a spiral wire shaped add strong weld, all adopt the high strength steel manufacturing.Fixedly the protective cover 4 usefulness fixed frames 39 of cycle rotor are welded.The change angle of two cycle rotors 1 is taken turns 43 composition diagrams 6 by framework 39 and luffing hydraulic actuating cylinder 8 and luffing.Thereby make the not cutting stirring on same depth line of two rotor cutters 16.The hydraulic actuating cylinder silk is an extended type.The surface protection of hydraulic actuating cylinder 8 leading screws by the fixing up and down protection of the folded fibre structure sebific duct 48 of higher-strength, but resembles flexible spring Compression and Expansion, and leading screw is when hydraulic actuating cylinder 8 full reduced times, and folding 48 full compression of sebific duct are in the strong point that adds of leading screw.Dress silicone oil and elastic capsule reservoir are communicated with (close proximity) by pipeline in the folding sebific duct 48, and the oil cylinder leading screw fender guard of it and scheme 1 is the same.In dynamic seal chamber 41, the propulsion source that cycle rotor HM Hydraulic Motor is arranged, Hydraulic Pump and motor, and high pressure transports the propulsion source change-speed motor and the various instrument sensing control cable installations such as radiator and a plurality of ultrasonic range finder 46 echo signal time-dependent current signal cables of pump 3.Transport the pump 3 of diving at framework 39 bottom surface captive joint high pressure.On framework 39, be connected with buoyant cabin 44 above it by pin 51.Buoyant cabin 44 can adopt horizontal and vertical two kinds, when deep-cutting pick, exploitation, can select for use horizontal, its effect is cooperate to excavate that all excavating gear to be turned under varying environment when mobile and the different gradient upright, guarantee normal moving, each lubricating point beyond the underwater sealing storehouse 41, promote hydraulic cylinder piston by thrust spring, promote lubricating oil in the hydraulic actuating cylinder by pipeline transportation each lubricating point by oil cylinder piston again to close proximity.Make the little all the time ambient pressure that is higher than of molten cavity pressure in each lubricating cavity, have differently with the device of Fig. 5 is little, but reason and effect are basic identical.At the thrust spring end, the hydraulic ram and the external world are connected, and when just hydraulic cylinder piston is subjected to elastic force, also are subjected to the different hydraulic pressures of extraneous different water levels.Oil cylinder inner surface can be coated with one deck plastic-steel protective cover.The thrust spring outside face can be coated with one deck waterproofing coating.As organic silastomer.High pressure transports pump 3 and is big flow slag pump or special-purpose big flow mud pump.The exhaust tube of pump is connected by flexible rubber pipe 42.Flexible rubber pipe the right and left has two steel wire ropes of symmetry to play tension swing effect, and cable wire is fixed by the clamp around pipe, and the discharge pipe is floated on the surface by the holder of strip shape buoyancy tank and is transported to a distant place.When heavy cut, because hydraulic pressure is very big, luffing wheel 43 should be solid wheel body, and various instrument indication cables and signal power transformation current cable when excavating exploitation are connected with flexible rubber pipe 42 through strengthening protection, regulate and control on the drawing ship that together emerges.

Claims

1. an excavation, extracting boat by hull (12), host groups (15), work pile (13), feeding device, excavating gear, excavation regulation device, excavate under water monitoring instrument and form, is characterized in that:

The a feeding device is by transporting pump (3) and flexible rubber pipe (17) is formed; Flexible rubber pipe (17) with transport pump (3)

Connect, and place in the inner chamber of telescopic boom (6);

The b excavating gear is made up of HM Hydraulic Motor (20) and one or more cycle rotors (1) of having a cutter (16),

HM Hydraulic Motor (20) is fixed on the lower end of telescopic boom (6);

It is by telescopic boom (6) that c excavates regulation device, turning gear (9), and hydraulic actuating cylinder (8) is formed;

D excavates under water, and monitoring instrument is ultrasonic distance measuring apparatus (46).

2. excavation according to claim 1, extracting boat is characterized in that: the length of the tool arm (10) of cutter (16) and the radius ratio of rotor shaft (40) are less, have reinforced rib (47) on the tool arm (10).

3. excavation according to claim 4, extracting boat is characterized in that: the cutter 16 on the cycle rotor 1 is empiecement moulding plane milling sharpeners, and the bite quantity of each cycle rotor is the 30-80 handle.

4. excavation according to claim 1 and 2, extracting boat is characterized in that: excavating gear has two cycle rotors (1), and the hand of rotation of two cycle rotors is opposite; There is protective cover (4) outside of cycle rotor; Diving pump (11) is arranged between two cycle rotors; Or transport pump (3).

5. excavation according to claim 5, extracting boat is characterized in that: diving pump (11) is the axial-flow pump of one for the coaxial bilobed wheel of double pump.

6. according to claim 5 or 6 described excavations, extracting boat, it is characterized in that: be with an abrasion resistant steel pipe on the impeller (19) of diving pump (11); Stud with the abrasion resistant alloy blade on the wheel blade lip (47) of tubular impeller (19).

7. excavation according to claim 1 and 2, extracting boat is characterized in that: the rear end of flexible rubber pipe (17) connects the flexible dish of fit tube (32).

8. excavation according to claim 1, extracting boat is characterized in that: hull (12) connects cable wire (26), and cable wire (26) is connected with buoyant cabin (44), and the bottom of buoyant cabin (44) is connected with sealed chamber (41), and sealed chamber has motor, instrument in (41); Be connected with luffing wheel (43) on the framework (39).