CN101187212A

CN101187212A - Self-advancing type double pump clogging-free dredging machine

Info

Publication number: CN101187212A
Application number: CNA2006100325865A
Authority: CN
Inventors: 刘景恭
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-11-15
Filing date: 2006-11-15
Publication date: 2008-05-28

Abstract

A self-feeding double-pump non-clogging dredging machine comprises a floater, a diesel engine, an oil pump, an oil tank, a slurry pump, and a lifting an operating device and six big parts of a machine head, wherein the floater floats on the water surface, the other devices are fixed on the floater, and when two spiral rollers whose spiral directions are opposite rotate, slurry is churned, and the rollers can advance or fall back simultaneously, an axial flow pump conveys slurry to the slurry pump, and the axial flow pump and the slurry pump are combined, which convey slurry to far distance. In the invention three devices which can effectively remove foreign matters, firstly, the two ends of the front end and rear end of the machine head is provided with a disk hobbing-cutter, secondly, a spike which is fixed can be overturned is installed beyond the disk hobbing-cutter, thirdly, the device is a combination of double pumps, a slurry-collecting funnel is arranged in front of a slurry-absorbing opening of the slurry pump, which is provided with an inclined screen mesh to prevent huge granular materials entering into the slurry pump, thereby completely guaranteeing to realize no clogging. The invention works with water, which is applied to dredging work hilly ponds, reservoirs, channels in countryside, and rivers and park lakes in cities.

Description

Self-advancing type double pump clogging-free dredging machine

Technical field

The present invention relates to a kind of machines for mud clearage, i.e. self-advancing type double pump clogging-free dredging machine.

Background technology

China development dredger, since the late nineteen eighties in last century just, during the last ten years, still have two ubiquitous problems: 1, desilting technology emerges in an endless stream, and can't solve but the weeds foreign material twine the stifled pump problem of cutter.According to the retrieval, it is 40 multinomial that the patent of relevant dredger just has, its technical characterstic mainly show equipment large and small, weight is different with the kind of drive or excavation and suction technical elements, seldom have and aspect removal of impurities, make substantial progress, present desilting equipment generally is useful in the many of fishing pond desilting, because there is not rubbish there basically.2, Chang Yong desilting equipment defective is many.Such as, current at more a kind of dredger of rural area use, its benefit be simple in structure in light weight, dredge effective, but it is in long canal operation, need block water body on the one hand, again the clear water feed streams, operator's body is gone into the mud operation, carry out the manpower removal of impurities, labour intensity is big, the cost of production height.Also have jet hydrocone type dredger, though submersible, this technology adopts jet pulping, compressed air delivery simultaneously, and not only power consumption is big, concentration is low, and array pitch is short, especially meets the medium of super-size, also can cause plugging in case enter pipeline.

Summary of the invention

The stifled pump plugging problem of cutter that twines that ubiquitous foreign material caused in the mud when solving desilting, the present invention proposes a kind of submersible, the removal of impurities dependable performance, that soft or hard all can be dug, slurry transportation concentration height, dispatch distance, do not have the desilting equipment that stops up.

This self-advancing type double pump clogging-free dredging machine, comprise buoyancy aid, diesel engine, oil pump, fuel tank, slush pump, promote, operating means and head 6 big parts, buoyancy aid floats on the surface, other equipment are fixed on the buoyancy aid, diesel engine links to each other with slush pump with oil pump by driving member, oil pump passes through oil pipe, fuel tank respectively with lifting, operating means links to each other with head, it is characterized in that, head comprises frame, disk hob, rake teeth, spiral axial-flow pump and helix drum, all parallel several disk hobs that is equipped with before and after the frame, the central shaft of disk hob is horizontally fixed on the frame, central shaft and helix drum axis are in one plane, the peripheral section of disk hob is S-shaped, drive sprocket is installed on the central shaft, side at every disk hob, rake teeth is installed, crown forward, and stretch out the disk hob front, the rake teeth upper end is welded on the pipe, be installed with horizontal cross bar in the pipe, on the frame at rake teeth middle part backstay is arranged, in back, disk hob both sides, be horizontally installed with 2 parallel, synchronous operation, the helix drum that thread rotary orientation is opposite, helix drum front equally also are equipped with several rake teeths that can overturn, and the rake teeth before the helix drum and the middle part of the rake teeth between disk hob are provided with to bow and are seen as the support baffle plate of bow font, in the middle of two helix drums, vertically be equipped with spiral axial-flow pump, the suction mud mouth of axial-flow pump lower end is positioned at two helix drum middle parts, inhales the mud metastomium, be equipped with identical with the frame front shape, disk hob and rake teeth that quantity equates, the spoil disposal mouth of pipe of axial-flow pump links to each other with the slush pump inlet, and the mud delivery side of pump links to each other with defeated mud long tube, on the other mud pipe of the slush pump pump housing outlet valve is housed.

Between the spoil disposal mouth of pipe and slush pump inlet of axial-flow pump, the funnel of the inclination of a band screen cloth also can be installed, the mud discharging mouth of axial-flow pump is fixed on the funnel, and the funnel bottom links to each other with the inlet of mud pipe and slush pump.

Lifting, operating means are fixed on the buoyancy aid front portion, the pulley, the wire rope that comprise hoist cylinder and its upper end, wire rope links to each other with jib on the head, jib is made up of 4 parallel, isometric steel pipes, the front end of jib links to each other with frame by pin-and-hole, pin, and the rear end of jib is fixed on the pump box of the slush pump on the buoyancy aid by pin-and-hole, pin.

In the present invention, the Diesel Driven oil pump, oil pump has 2 oil-outs, 2 oil motors of transmission respectively, two helix drums of 1 oil motor transmission and the disk hob that is contained in front and back, another oil motor drving sprial formula axial-flow pump, simultaneously, diesel engine also drives centrifugal mud pump by belt, the cutting clod stirred mud when 2 opposite helix drums of rotation direction rotated, and can advance or fall back simultaneously, axial-flow pump connects the clod or the mud of cutting mud band water and promotes rapidly, be transported in the inclination funnel, and fill immediately, overflow, this funnel exceeds the outlet of centrifugal mud pump, after slush pump is filled, there is not air in the slush pump, restarts slush pump, the mud that enters in the funnel is discharged by slush pump.Axial-flow pump can promote the higher mud of concentration, but its lift is low, the array pitch weak point, and centrifugal mud pump suction mud usefulness is lower, but can arrange height, row far, and the combination of two pumps, mutual supplement with each other's advantages can improve output nearly 50% than simple use slush pump.

Adopted three roads effectively to remove the device of foreign material among the present invention: 1, the head rear and front end is equipped with disk hob, the bright grass of bottom growth can be cut mashedly, also twig, little plastics can be cut off, cuts brokenly or be pressed at the bottom of the mud; If meet thick hard objects, the whole head of dredging is lifted, do not hinder facility; 2, be equipped with fixing on the disk hob side, but the rake teeth that can overturn, meet Bulky Waste such as clothing, wood, common brick, iron wire, bag weaved etc. it can being hung on the rake teeth, when big part foreign material accumulate more, when influencing spoil disposal, need not shut down, manually can get rid of in a short period of time, this two duct device fully ensures in the subrange of dredging, inhale mud there is not rubbish; 3, this equipment is the double pump combination, provide mud by spiral axial-flow pump for centrifugal mud pump, be provided with a collection mud funnel before the suction mud mouth of slush pump, device has the screen cloth of tilting on the funnel, prevent that super large granule material from entering slush pump, thereby ensureing fully to realize not having stops up.

Submersible of the present invention is applicable to the dredging operation in rural area pond on a hill, reservoir, channel, city inland river road, lake, park.

Description of drawings

Fig. 1 be the present invention lay down behind the half of buoyancy aid front view

Fig. 2 is that the present invention lays down the vertical view that promotes operating means

Among the figure, 1, buoyancy aid, 2, diesel engine, 3, oil pump, 4, fuel tank, 5, slush pump, 6, frame, 7, disk hob, 8, rake teeth, 9, axial-flow pump, 10, helix drum, 11, outlet valve, 12, funnel, 13, hoist cylinder, 14, pulley, 15, wire rope, 16, jib, 17, defeated mud long tube.

The specific embodiment

Below in conjunction with accompanying drawing, to the detailed description of the invention as:

In Fig. 1 and 2, buoyancy aid 1 floats on the surface, diesel engine 2, oil pump 3, fuel tank 4, slush pump 5, promoting operating means and head all is fixed on the buoyancy aid 1, diesel engine 2 links to each other with slush pump 5 with oil pump 3 by driving member, oil pump 3 links to each other with head with the lifting operating means respectively by oil pipe, head comprises frame 6, disk hob 7, rake teeth 8, axial-flow pump 9 and helix drum 10, frame 6 front and back are all parallel to be equipped with 4 disk hobs 7, the central shaft of disk hob 7 is horizontally fixed on the frame 6, the axis of central shaft and helix drum 10 in one plane, the peripheral section of disk hob 7 is S-shaped, drive sprocket is housed on the central shaft, side at every disk hob 7, rake teeth 8 is installed, have 5, crown forward, and the front of stretching out disk hob 7, the upper end of rake teeth 8 is welded on the pipe, be installed with horizontal cross bar in the pipe, the relevant position at the middle part of rake teeth 8, on frame 6, backstay is arranged, the middle part of the rake teeth that rake teeth before the helix drum 10 and disk hob are 7 is provided with to bow and is seen as arc support baffle plate, rake teeth 8 is fixed in the bow-shaped support baffle plate, to guarantee that rake teeth 8 remains positioning states when advancing, when need are fished for rubbish on the rake teeth, can overturn to the water surface easily, take off the rubbish on the rake teeth, back, both sides at disk hob 7, be horizontally installed with 2 parallel, synchronous operation, the helix drum 10 that thread rotary orientation is opposite, helix drum 10 fronts are equipped with 4 rake teeths that can overturn 8, in the middle of two helix drums 10, vertically be equipped with axial-flow pump 9, the suction mud mouth of axial-flow pump 9 lower ends is positioned at the middle part of two helix drums 10, inhale the mud metastomium 4 disk hobs 7 and 5 rake teeths 8 are housed, between axial-flow pump 9 and the slush pump 5, the inclination funnel 12 of band screen cloth is installed, the mud discharging mouth of axial-flow pump 9 is fixed on the funnel 12, funnel 12 bottoms link to each other with the inlet of mud pipe and slush pump 5, on the other mud pipe of the pump housing of slush pump 5 outlet valve 11 is housed, the outlet of slush pump 5 links to each other with defeated mud long tube 17.

Promote the front portion that operating means is fixed on buoyancy aid 1, comprise hoist cylinder 13 and pulley 14, wire rope 15 on it, wire rope 15 links to each other with jib 16, jib 16 is made up of 4 parallel, isometric steel pipes, the front end of jib 16 links to each other with frame 6 by pin-and-hole, pin, the rear end of jib 16 is fixed on the pump box of slush pump 5 by pin-and-hole, pin, operate lifting oil cylinder 13, by pulley 14, wire rope 15 and jib 16, frame 6 is risen or landing, make frame 6 keep level simultaneously all the time.

Claims

1. self-advancing type double pump clogging-free dredging machine, comprise buoyancy aid, diesel engine, oil pump, fuel tank, slush pump, promote, operating means and head 6 big parts, buoyancy aid floats on the surface, other equipment are fixed on the buoyancy aid, diesel engine links to each other with slush pump with oil pump by driving member, oil pump passes through oil pipe, fuel tank respectively with lifting, operating means links to each other with head, it is characterized in that, head comprises frame, disk hob, rake teeth, spiral axial-flow pump and helix drum, all parallel several disk hobs that is equipped with before and after the frame, the central shaft of disk hob is horizontally fixed on the frame, central shaft and helix drum axis are in one plane, the peripheral section of disk hob is S-shaped, drive sprocket is installed on the central shaft, side at every disk hob, rake teeth is installed, crown forward, and stretch out the disk hob front, the rake teeth upper end is welded on the pipe, be installed with horizontal cross bar in the pipe, on the frame at rake teeth middle part backstay is arranged, in back, disk hob both sides, be horizontally installed with 2 parallel, synchronous operation, the helix drum that thread rotary orientation is opposite, helix drum front equally also are equipped with several rake teeths that can overturn, and the rake teeth before the helix drum and the middle part of the rake teeth between disk hob are provided with to bow and are seen as arc support baffle plate, in the middle of two helix drums, vertically be equipped with spiral axial-flow pump, the suction mud mouth of axial-flow pump lower end is positioned at two helix drum middle parts, inhales the mud metastomium, be equipped with identical with the frame front shape, disk hob and rake teeth that quantity equates, the spoil disposal mouth of pipe of axial-flow pump links to each other with the slush pump inlet, and the mud delivery side of pump links to each other with defeated mud long tube, on the other mud pipe of the slush pump pump housing outlet valve is housed.

2. self-advancing type double pump clogging-free dredging machine according to claim 1, it is characterized in that, between the spoil disposal mouth of pipe and slush pump inlet of axial-flow pump, the funnel of the inclination of a band screen cloth is installed, the mud discharging mouth of axial-flow pump is fixed on the funnel, and the funnel bottom links to each other with the inlet of mud pipe and slush pump.

3. self-advancing type double pump clogging-free dredging machine according to claim 1, it is characterized in that, lifting, operating means are fixed on the buoyancy aid front portion, the pulley, the wire rope that comprise hoist cylinder and its upper end, wire rope links to each other with jib on the head, jib is made up of 4 parallel, isometric steel pipes, and the front end of jib links to each other with frame by pin-and-hole, pin, and the rear end of jib is fixed on the pump box of the slush pump on the buoyancy aid by pin-and-hole, pin.