CN105016604A - Drainpipe net sludge integrated treatment method - Google Patents
Drainpipe net sludge integrated treatment method Download PDFInfo
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- CN105016604A CN105016604A CN201510358951.0A CN201510358951A CN105016604A CN 105016604 A CN105016604 A CN 105016604A CN 201510358951 A CN201510358951 A CN 201510358951A CN 105016604 A CN105016604 A CN 105016604A
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- 239000010802 sludge Substances 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000003756 stirring Methods 0.000 claims abstract description 176
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000000926 separation method Methods 0.000 claims abstract description 44
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 28
- 230000008569 process Effects 0.000 claims abstract description 20
- 239000004575 stone Substances 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 238000009412 basement excavation Methods 0.000 claims abstract description 9
- 238000012544 monitoring process Methods 0.000 claims description 14
- 238000007373 indentation Methods 0.000 claims description 12
- 238000007711 solidification Methods 0.000 claims description 9
- 230000008023 solidification Effects 0.000 claims description 9
- 238000007689 inspection Methods 0.000 claims description 6
- 239000007858 starting material Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 5
- 230000004888 barrier function Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 68
- 230000007246 mechanism Effects 0.000 description 25
- 238000012546 transfer Methods 0.000 description 16
- 230000000694 effects Effects 0.000 description 13
- 238000012545 processing Methods 0.000 description 12
- 230000000712 assembly Effects 0.000 description 9
- 238000000429 assembly Methods 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000002283 diesel fuel Substances 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001095 motoneuron effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
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- Treatment Of Sludge (AREA)
Abstract
The invention discloses a drainpipe net sludge integrated treatment method. The method comprises sludge excavation and sludge-water separation. The sludge excavation process comprises sludge primary cleaning, sludge deep cleaning, over-thick sludge cleaning and large-block stone or barrier cleaning. The sludge-water separation process comprises primary stirring, re-stirring and spiral delivery. The primary stirring and re-stirring processes comprise sludge curing agent addition processes. The method synchronously realizes sludge excavation and treatment on construction scene, is safe and effective in the whole process, is clean and environmentally friendly, greatly improves work efficiency and reduces a work cost and labor intensity.
Description
Technical field
The invention belongs to environmental technology field, be specifically related to a kind of network of drains mud integral treatment method.
Background technology
Annual flood season, because the draining of network of drains mud effect of reservoir siltation is unimpeded, after sky rains in torrents, increasing city all can occur because of the serious ponding in road surface caused by the alluvial of urban drainage pipe network mud, the serious interruption of communication even causing this section, the serious life that have impact on the people, production.Therefore underdrainage pipe network needs periodic cleaning, conventional circular drainage pipeline has special maintenance equipment, and the desilting of box culvert then generally adopts the mode of artificial desilting to carry out, however artificial desilting needs to dam, draining, exhaust, inefficiency, most importantly dangerous simultaneously.In addition, the mud collected is often moisture in a large number, is not easy to transport and follow-up disposal, does not also often reach the related request that existing environmental regulation is done this.
Summary of the invention
For the problems referred to above, the invention provides a kind of network of drains mud integral treatment method, can realize mud excavate and mud-water separation close-coupled processing, operator carry out desilting operation on ground, replace manually go into the well, improve operating efficiency, safe and reliable; At the construction field (site) mud-water separation, solidification treatment are carried out to the mud collected simultaneously.Whole sludge treatment process safety is efficient, simple and reliable, meets relevant environmental regulation.
Technical scheme of the present invention is as follows:
A kind of network of drains mud integral treatment method, comprises mud excavation step and mud-water separation step;
Described mud excavation step comprises: the cleanup step of the preliminary cleanup step of mud, sludge deep cleanup step, blocked up mud cleanup step, bulk stone or obstacle,
Described mud-water separation step comprises: first whipping step, again whipping step, helical feed step;
The wherein preliminary cleanup step of mud: first network of drains dredging robot is put into box culvert, handles ground control box starter motor, and operation hydraulic valve bank handle makes the indentation of swing arm oil cylinder, and swing arm is to lower swing; Operation hydraulic valve bank handle makes bucket cylinder indentation, make scraper bowl adjust to stir shaft top, and stir shaft down; Operation hydraulic valve bank handle makes stirring motor start working, stirring motor band movable sprocket one, sprocket wheel one is with movable sprocket two to make stir shaft start to rotate, be fixedly mounted on left-handed, the dextrorotation blades turning on stir shaft, blade stirs the tube stub of loose mud to scraper bowl bottom, mud squeezes to sludge pump through flexible pipe by tube stub again, and sludge pump is by mud supercharging and be delivered to road surface by sludge pipe.
Wherein sludge deep cleanup step: after completing the preliminary cleanup step of mud, mud is cleaned gradually until the blade of stir shaft is pressed close to bottom box culvert carry out sludge deep cleanup step, check display screen crawler belt angle of inclination on ground control box, when crawler belt pitch angle is close to zero degree, crawler belt travels to box culvert, further indentation swing arm oil cylinder and bucket cylinder, the blade of stir shaft is pressed close to bottom box culvert further, stir shaft face forward mud carries out dredging operation simultaneously, carry out the profound cleaning carrying out mud, reduce the residual of box culvert base sludge;
Wherein blocked up mud cleanup step: when judging that mud thickness is blocked up by video monitoring, after completing the preliminary cleanup step of mud, operate ground controlling box, makes swing arm oil cylinder stretch out, swing arm upwards swings, and swings make stir shaft carry out mud cleaning to suitable height in conjunction with video monitoring swing arm; After completing top mud cleaning, the height adjusting stir shaft from top to bottom progressively carries out mud cleaning, and circulation said process is until whole mud has been cleared up;
The wherein cleanup step of bulk stone or obstacle: when finding bulk stone or obstacle by video monitoring, hydraulic valve bank handle on operate ground controlling box, make the indentation of swing arm oil cylinder, bucket cylinder stretches out, make scraper bowl close to the bottom of bulk stone or obstacle, make swing arm oil cylinder stretch out further, by bulk stone or obstacle shovel in scraper bowl, operate track motor handle again, robot left to inspection shaft inspection port and adopt other equipment that bulk stone or obstacle are transported to road surface.
Wherein first whipping step comprises horizontal whipping step, vertical stirring step and throws solidifying agent step,
Pump into after in preliminary agitated pool at the mud excavated, carry out level stirring and vertical stirring simultaneously, add sludge solidifying agent simultaneously, make mud realize preliminary mud-water separation, enter again in agitated pool afterwards;
Wherein whipping step comprises horizontal whipping step, vertical stirring step and throws solidifying agent step again,
In agitated pool again, carry out level stirring and vertical stirring simultaneously, add sludge solidifying agent simultaneously, make mud realize further mud-water separation, enter helical feed step afterwards;
Wherein the mud after solidification is delivered to transport trolley or refuse tip by worm conveyor by helical feed step.
The sludge solidifying agent ratio wherein dropped in first agitated pool is lower than the sludge solidifying agent dropped in agitated pool again;
Wherein vertical stirring is realized by four the vertical stirring assemblies be arranged in agitated pool, the effect of vertical stirring mainly the mixing of accelerate sludge and solidifying agent, mud is made to realize solidification, level is stirred and is realized by two the horizontal mixing assemblies be arranged in agitated pool, the effect that level stirs is stir mud mixed curing agent on the one hand, promotes mud on the other hand and moves toward agitated pool discharge opening direction;
The level that simultaneously arranges stirs and vertical stirring, can form turbulent flow, mixing sludge and solidifying agent to greatest extent, avoid mud at pond bottom sediments simultaneously in agitated pool;
Network of drains sludge treating system of the present invention comprises two portions, the crawler belt dredging robot that a part is excavated for realizing mud, and another part is the mud-water separation machine people realizing sludge treatment; Crawler belt dredging robot can carry out desilting work under water, carries out mud cleaning as long as put it in box culvert pipeline, and operator carry out desilting operation on ground, replaces and manually goes into the well, and improves operating efficiency, safe and reliable; Mud-water separation machine people then fully stirs the mud that crawler belt dredging robot is collected, solidifies, further by self be delivered in the special transport vehicle of discharging of conveyor mouth or rubbish place with spiral conveying mechanism.Whole sludge treatment process safety is efficient, simple and reliable, meets relevant environmental regulation.
Crawler belt dredging robot comprises desilting executive module, mud conveying assembly, cavity, assembly of advancing, ground control box, control cables, electric control box, signal feedback assembly.Desilting executive module squeezes in the sludge pump of mud conveying assembly by stirring loose mud by flexible pipe, sludge pump is by mud pressure-increasing unit extremely ground mud-water separation machine people, desilting executive module and cavity are that revolute pair connects, mud conveying assembly is installed in cavity, assembly of advancing is arranged on cavity bottom by bolt, inside cavity is also provided with electric control box, electric control box is connected and communication with ground control box by control cables, signal feedback assembly carries out video monitoring to whole crawler belt dredging robot Working environment, employing is arranged on desilting executive module, mud conveying assembly, the sensor of component internal of advancing and camera understand situation and the Working environment of dredging robot.Mud-water separation machine people comprises truck chassis, underframe, power and heat-removal system, mud-water separation mixing assembly, hydraulic efficiency system, electrical system, spiral conveying mechanism.Spiral conveying mechanism is installed on mud-water separation mixing assembly by hinged, and mud-water separation mixing assembly, power and heat-removal system, hydraulic efficiency system, electrical system are all installed on underframe, and underframe is installed on the crossbeam of truck chassis by bolt-connection again.The mud excavated by crawler belt dredging robot is delivered in the muddy water mixing assembly of mud-water separation machine people on ground by flexible pipe, under the hydraulic pump drive that muddy water mixing assembly drives in power system, himself vertical stirring motor and horizontal stirring motor is driven to start Stirring, adding after a certain proportion of solidifying agent stirs, sludge solidification enters in the hopper of spiral conveying mechanism by discharge opening again, is unloaded on special transport vehicle by helical feed discharge opening.Whole like this process safety is efficient, clean environment firendly.
Crawler belt dredging robot desilting executive module comprises stirring topworks, stirs adjustment mechanism, stirs power end; Wherein, stir topworks and comprise stirring motor, stir shaft, scraper bowl, stirring motor output terminal is equipped with sprocket wheel, the right-hand member of stir shaft is equipped with sprocket wheel, and stirring motor is connected with stir shaft by chain, and stirring motor rotates, drive stir shaft rotates, due to operation under water, sprocket wheel, chain are provided with protective guard, prevent the stuck chain of foreign matter, sprocket wheel; Stir shaft left half axle is installed with left-handed agitating vane, and stir shaft right axle shaft is installed with dextrorotation agitating vane, and left-handed agitating vane and dextrorotation agitating vane and scraper bowl are fitted but leave certain gap; Stir shaft is arranged in scraper bowl, at scraper bowl two ends, bearing is housed, is also provided with bucket cylinder in the middle part of scraper bowl, bucket cylinder plays restriction effect to scraper bowl, and when guaranteeing that stir shaft rotates, scraper bowl keeps motionless, and stirring motor drives stir shaft, mud stirs loose by stir shaft, is delivered in sludge pipe by scraper bowl.Stir adjustment mechanism and comprise swing arm, swing arm oil cylinder; Swing arm end to be arranged on cavity by bearing pin and can to rotate around bearing pin, swing arm front end is connected with scraper bowl by bolt, swing arm bottom is provided with swing arm oil cylinder, swing arm oil cylinder is arranged on cavity by bearing pin, swing arm oil cylinder stretches out and makes swing arm increase, swing arm oil cylinder is retracted and swing arm is declined, is adjusted the position of scraper bowl: oil cylinder stretches out, and scraper bowl upwards swings by the rising of swing arm, decline; Oil cylinder is retracted, and scraper bowl is to lower swing.Stir power end and comprise motor, hydraulic oil pump, hydraulic reservoir, motor is connected with hydraulic oil pump by shaft coupling, and under motor effect, hydraulic oil pump generation pressure oil drives stirring motor, swing arm oil cylinder, bucket cylinder, sludge pump to carry out work.
Crawler belt dredging robot mud conveying assembly comprises sludge pump, suction pipe, flexible pipe, tube stub, shore pipe, the pressure oil that sludge pump is provided by oil motor drives, scraper bowl rear lower is provided with tube stub, tube stub is mud and collects mouth, and tube stub is communicated with scraper bowl inside, sludge pump suction pipe is connected with scraper bowl tube stub by flexible pipe, stir shaft rotates and sludge stirring is delivered to tube stub place, mud under the supercharging of sludge pump, then is delivered in the mud-water separation machine people agitated pool on ground by flexible pipe by sludge pump shore pipe.
Crawler belt dredging robot assembly of advancing comprises crawler belt, crawler body, running motor; Crawler belt, running motor respectively have two, and the walking of crawler belt is controlled by running motor: running motor rotates forward simultaneously, and robot advances; Running motor reverses simultaneously, and robot retreats; Running motor one rotates forward a reversion, and robot turns to; Wherein, crawler body is connected with cavity by bolt.
Crawler belt dredging robot signal feedback assembly comprises hydraulic sensing obstruction forewarning, oil cylinder stroke Displacement Feedback, video monitoring, crawler belt dredging robot tilt angle feed-back.Wherein, hydraulic sensing obstruction forewarning is mainly through being arranged on the pressure transmitter Real-time Collection line pressure oil pressure force value on the oil pipe oil circuit of bucket cylinder, swing arm oil cylinder, stirring motor, running motor and sludge pump motor, crawler belt dredging robot runs into obstacle in desilting process, first stirring motor rotating speed declines, in oil pipe oil circuit, the pressure of pressure oil raises, the pressure signal collected is sent to ground control box by communication cable by pressure transmitter, ground control box receives data and to go forward side by side row relax, at display screen display line pressure; Oil cylinder stroke Displacement Feedback is mainly through being arranged on the displacement sensor of bucket cylinder, swing arm oil cylinder inside, bucket cylinder, swing arm oil cylinder are extended or retracted, displacement sensor gathers extended or retracted displacement, is sent to ground control box carries out processing and shown on a display screen by stroke by communication cable; Vision signal, mainly by installing camera at crawler belt dredging robot top, is sent to ground control box process by communication cable and by video display on a display screen by video monitoring in real time; Crawler belt dredging robot tilt angle feed-back is mainly by being arranged on the double-shaft tilt angle sensor on robot cavity, and when robot tilts or climb, real-time angles of display changes.
Crawler belt dredging robot ground control box comprises maneuvering and control part, display screen, signal processing unit; Wherein, maneuvering and control part comprises track motor handle, hydraulic valve bank handle, crawler belt dredging robot open, stop operating key; Track motor handle is used for control and advances track motor in assembly, and track motor handle has two, and a track motor handle controls a motor; Hydraulic valve bank pilot lever is mainly used in controlling bucket cylinder, swing arm oil cylinder, the speed of stirring motor action and direction; Display screen is for showing oil pipe line pressure, crawler belt dredging robot real time job monitor video, crawler belt dredging robot inclination angle value; Signal processing unit is used on the one hand the operating command of operator to process, and is sent to crawler belt dredging robot electric control box by control cables and realizes corresponding operational order; Signal processing unit is used for processing the vision signal of pressure transmitter, double-shaft tilt angle sensor numerary signal, oil cylinder stroke signal and camera that crawler belt dredging robot collects on the other hand, and the data after process, signal are sent to display screen and show by signal processing unit.Can carry out controlling to crawler belt dredging robot and the operation conditions of real-time understanding equipment by ground control box operator, carry out next step operation to judge.
Crawler belt dredging robot electric control box is arranged in cavity, is mainly used in receiving the control signal from ground control box, and performs the control command of ground control box.
Further, cavity is connected with crawler body by bolt, is provided with motor, hydro-pump, hydraulicvalve, hydraulic pressure mailbox, sludge pump and electric control box in cavity, cavity is provided with swing arm, swing arm oil cylinder.
Further, hydraulic valve bank is arranged on prexxure of the hydraulic pump oil transfer line, and pressure oil is assigned to each assembly by hydraulic valve bank.
Further, motor power is powered to motor and electric control box by external cable.
Mud-water separation machine people of the present invention, comprises chassis portion and upper dress part,
Chassis portion comprises power and heat-removal system, and power and heat-removal system comprise diesel motor assembly, heat radiator assembly, diesel fuel tanks assembly and associated ping system thereof;
The automobile chassis of mud-water separation machine people is the standard automobile chassis product meeting Road Transportation rules and regulations, and possess self-maneuverability, its crossbeam is connected by bolt with underframe.
Upper dress part comprises mixing assembly, spiral conveying mechanism, hydraulic efficiency system and electrical system;
Mud-water separation machine people mixing assembly comprises two agitated pools, eight vertical stirring assemblies, two horizontal mixing assemblies.Wherein agitated pool is the U-shaped cross section structure of welded type, it is with various mount pad, to install hydraulic reservoir, vertical stirring assembly, horizontal mixing assembly, spiral conveying mechanism, transfer roller lift cylinder etc.; Vertical stirring assembly comprises vertical stirring motor, gate-type stirring mechanism and adapter sleeve thereof, vertical stirring motor output shaft end is connected with adapter sleeve one end by flat key and holding screw, the adapter sleeve the other end is connected with gate-type stirring mechanism by bolt, and such vertical stirring motor just can realize driving gate-type stirring mechanism to carry out vertical stirring operation under the effect of hydraulic fluid pressure oil; Horizontal mixing assembly comprises flat spin stirring mechanism, steady bearing, horizontal stirring motor, flat spin stirring mechanism is the stir shaft of a band screw-blade, this screw-blade mainly rises and drives material to move and stirring action toward agitated pool discharge opening direction, stir shaft two ends bearings, the input terminus of stir shaft is connected with horizontal stirring motor output shaft by shaft coupling, and horizontal like this stirring motor just can realize driving Horizontal mixer structure to carry out level stirring, conveying operation under the effect of hydraulic fluid pressure oil.
Mud-water separation machine people spiral conveying mechanism comprises worm conveyor, transfer roller lift cylinder.It is provided with helical feed motor with worm conveyor, driven by pressure oil, motor driving worm conveyor rotates and realizes helical feed, worm conveyor has two pin joints, in work feed status, an one pin joint by hinge on agitated pool, another pin joint is connected with transfer roller lift cylinder rod head end by bearing pin, transfer roller lift cylinder cylinder body end engaging lug by pin shaft joint on agitated pool, such transfer roller lift cylinder stretches out, then worm conveyor is transferred so that worm conveyor is totally retracted avoid the oversize unfavorable airdrome maneuver of total car; Transfer roller lift cylinder is retracted, then worm conveyor is raised and transported on car the mud after solidification is delivered to the special of certain altitude; All be installed on by hinge on the corresponding connection ear of agitated pool at two pin joints of travel position worm conveyor.
Mud-water separation machine people hydraulic pressure, electrical system mainly comprise some hydraulic valve bank, pilot lever, electric control box etc.Oil electric engine ignition switch, acceleration cable are all installed on electric control box, and the rotational conveyance of motor is carried in the stirring of pilot lever major control level and vertical stirring motor, flexible, the worm conveyor of transfer roller lift cylinder.
Two agitated pools on mud-water separation machine people in native system can be opened simultaneously also can open separately, can adopt and be arranged in parallel or be arranged in series; When mud handling capacity is few, only can opens side agitated pool work, when sludge quantity is many, can open simultaneously; When needs reach better mud-water separation effect, the entrance of the outlet of left side agitated pool and right side agitated pool can be coupled together, secondary separation program is implemented to mud.
The invention has the beneficial effects as follows: realize mud at the construction field (site) simultaneously and excavate and sludge treatment, whole process safety is efficient, clean environment firendly, substantially increase operating efficiency, also reduce the labour intensity of operating cost and workman simultaneously.
Accompanying drawing explanation
Fig. 1 is the close-coupled processing method construction effect figure of network of drains mud of the present invention
Fig. 2 network of drains crawler belt of the present invention dredging robot structural representation
Fig. 3 is network of drains mud-water separation machine people structural representation of the present invention;
Fig. 4 is network of drains mud-water separation machine people structural representation of the present invention;
Description of reference numerals: 1. suction pipe; 2. sludge pump; 3. motor; 4. hydro-pump; 5. hydraulic reservoir; 6. stirring motor; 7. scraper bowl (stir shaft protective guard); 7-1. mud collects mouth; 8. stir shaft; 9. sprocket wheel; 10. sprocket wheel, chain guard cover; 11. bucket cylinders; 12. swing arms; 13. swing arm oil cylinders; 14. crawler belts; 15. cavitys; 16. electric control boxs; 17. shore pipes; 18. truck chassis; 19. underframe; 20. engines; 21. heat radiator assemblies; 22. diesel fuel tanks; 23. agitated pools; 24. vertical stirring motors; 25. gate-type stirring mechanisms; 26. helical feed motors; 27. worm conveyors; 28. transfer roller lift cylinders; 29. steady bearings; 30. flat spin stirring mechanisms; 31. electric control boxs; 32. horizontal stirring motors; 33. pilot levers; 34. hydraulic valve bank; 35. hydraulic reservoirs; 36. hydro-pumps;
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As Figure 1-4, network of drains sludge treating system of the present invention comprises crawler belt dredging robot and mud-water separation machine people, as shown in Figure 1, network of drains crawler belt dredging robot, comprises desilting executive module, mud conveying assembly, cavity 15, assembly of advancing, ground control box, control cables, electric control box 16, signal feedback assembly.
Desilting executive module comprises stirring topworks, stirs adjustment mechanism, stirs power end;
Stir topworks and comprise stirring motor 6, scraper bowl 7, stir shaft 8, bucket cylinder 11, stirring motor 6 output terminal is equipped with sprocket wheel 9-1, and the right-hand member of stir shaft is equipped with sprocket wheel 9-2, and stirring motor 6 is connected with stir shaft 8 by chain, protective guard 10 is arranged on scraper bowl 7, prevents the stuck sprocket wheel 9 of foreign matter; Stir shaft 8 left end is installed with left-handed agitating vane, and stir shaft 8 right-hand member is installed with dextrorotation agitating vane, and left-handed agitating vane and dextrorotation agitating vane and scraper bowl 7 are fitted but leave certain gap; Stir shaft 8 is arranged in scraper bowl 7, at scraper bowl 7 two ends, bearing is housed, is also provided with bucket cylinder 11 in the middle part of scraper bowl 7;
Stir adjustment mechanism and comprise swing arm 12, swing arm oil cylinder 13; Swing arm 12 end to be arranged on cavity 15 by bearing pin and can to rotate around bearing pin, and swing arm 12 front end is connected with scraper bowl 7 by bolt, and swing arm 12 bottom is provided with swing arm oil cylinder 13, swing arm oil cylinder 13 is arranged on cavity 15 by bearing pin, wherein, swing arm 12 has two, is arranged symmetrically in the both sides of cavity 15;
Stir power end and comprise motor 3, hydro-pump 4, hydraulic reservoir 5, motor 3 is connected with hydro-pump 4 by shaft coupling, and under motor 3 acts on, hydro-pump 4 produces pressure oil driving sludge pump 2, stirring motor 6, bucket cylinder 11, swing arm oil cylinder 13 work.
Mud conveying assembly comprises suction pipe 1, sludge pump 2, shore pipe 17, the pressure oil that hydro-pump 4 provides drives sludge pump 2, scraper bowl 7 rear lower is provided with tube stub, tube stub is mud and collects mouth 7-1, and tube stub is communicated with scraper bowl 7 inside, sludge pump suction pipe 1 is connected with scraper bowl tube stub 7-1 by flexible pipe, stir shaft 8 rotates and sludge stirring is delivered to tube stub 7-1 place, mud under the supercharging of sludge pump 2, then is delivered in the mud-water separation machine people agitated pool 23 on ground by flexible pipe by sludge pump shore pipe 17.
Assembly of advancing comprises crawler belt 14, crawler body, running motor; Crawler belt 14, running motor respectively have two, and the walking of crawler belt 14 is controlled by running motor, and crawler body is connected with robot cavity 15 by bolt.
Signal feedback assembly comprises hydraulic sensing obstruction forewarning, oil cylinder stroke Displacement Feedback, video monitoring, robot tilt angle feed-back; Hydraulic sensing obstruction forewarning is mainly through being arranged on the pressure transmitter Real-time Collection line pressure oil pressure force value on the oil pipe oil circuit of bucket cylinder 11, swing arm oil cylinder 13, stirring motor 6, running motor and sludge pump 2, force value data are sent to the display screen display of ground control box by pressure transmitter by communication cable, operator are according to the subsequent action of the size determination robot of force value;
Oil cylinder stroke Displacement Feedback is mainly through being arranged on displacement sensor collection bucket cylinder 11, the extended or retracted displacement of swing arm oil cylinder 13 of bucket cylinder 11, swing arm oil cylinder 13 inside, be sent to ground control box by communication cable carry out processing and stroke is shown on a display screen, operator grasp robot working order according to the size of stroke, and make rational operation;
Vision signal, mainly by installing camera at robot top, being sent to ground control box process by communication cable and video display being understood on a display screen in real time the Working environment of robot for operator by video monitoring in real time;
Crawler belt dredging robot tilt angle feed-back is mainly by being arranged on the double-shaft tilt angle sensor on cavity 15, and Real-time Collection robot angle of inclination is angles of display change on a display screen also, and prevention robot topples.
Ground control box comprises maneuvering and control part, display screen, signal processing unit; Wherein, maneuvering and control part comprises track motor handle, hydraulic valve bank handle, robot open, stop operating key; Track motor handle controls track motor in assembly of advancing, and track motor handle has two, and a track motor handle controls a motor; The speed of hydraulic valve bank pilot lever control bucket cylinder 11, swing arm oil cylinder 13, stirring motor 6 action and direction; Display screen display oil pipe line pressure, robot real time job monitor video, robot angle of inclination; The operating command of operator processes by signal processing unit on the one hand, and realizes corresponding operational order by the electric control box 16 that control cables is sent in robot cavity 15; Signal processing unit processes the vision signal of pressure transmitter, double-shaft tilt angle sensor numerary signal, oil cylinder stroke signal and camera that robot collects on the other hand, and the data after process, signal are sent to display screen and show by signal processing unit.
Electric control box 16 is arranged in cavity 15, receives the control signal from ground control box, and performs the control command of ground control box.
Cavity 15 is connected with crawler body by bolt, is provided with motor 3, hydro-pump 4, hydraulicvalve, hydraulic reservoir 5, sludge pump 2 and electric control box 16 in cavity 15, cavity is provided with swing arm 12, swing arm oil cylinder 13.
Hydraulic valve bank is arranged on hydro-pump 4 pressure oil delivery conduit, and pressure oil is assigned to each assembly by the hydraulic valve bank handle hydraulic control valve group on ground control box by pressure oil.
The power supply of motor 3 is powered to motor 3 and electric control box 16 by external cable.
As shown in Figure 3,4, mud-water separation machine people truck chassis 18 is for meeting the standard automobile chassis product of Road Transportation rules and regulations, and possess self-maneuverability, its crossbeam is connected by bolt with underframe 19.
Mud-water separation machine people's power and heat-removal system comprise diesel motor assembly 20, heat radiator assembly 21, diesel fuel tanks assembly 22 and associated ping system thereof.
Mud-water separation machine people mixing assembly comprises two agitated pools, 23, eight vertical stirring assemblies, two horizontal mixing assemblies.Wherein agitated pool 23 is the U-shaped cross section structure of welded type, it is with various mount pad, to install hydraulic reservoir 35, vertical stirring assembly, horizontal mixing assembly, spiral conveying mechanism, transfer roller lift cylinder 28 etc.; Vertical stirring assembly comprises vertical stirring motor 24, gate-type stirring mechanism 25 and adapter sleeve thereof, vertical stirring motor 24 output shaft end is connected with adapter sleeve one end by flat key and holding screw, the adapter sleeve the other end is connected with gate-type stirring mechanism 25 by bolt, and such vertical stirring motor 24 just can realize driving gate-type stirring mechanism 25 to carry out vertical stirring operation under the effect of hydraulic fluid pressure oil; Horizontal mixing assembly comprises flat spin stirring mechanism 30, steady bearing 29, horizontal stirring motor 32, flat spin stirring mechanism 30 is the stir shaft of a band screw-blade, this screw-blade mainly rises and drives material to move and stirring action toward agitated pool 23 discharge opening direction, stir shaft two ends bearing 29 supports, the input terminus of stir shaft is connected with horizontal stirring motor 32 output shaft by shaft coupling, and horizontal like this stirring motor 32 just can realize driving Horizontal mixer structure 30 to carry out level stirring, conveying operation under the effect of hydraulic fluid pressure oil.
Mud-water separation machine people spiral conveying mechanism comprises worm conveyor 27, transfer roller lift cylinder 28.It is provided with helical feed motor 26 with worm conveyor, driven by pressure oil, motor 26 drives worm conveyor 27 to rotate and realizes helical feed, worm conveyor has two pin joints, in work feed status, an one pin joint by hinge on agitated pool 23, another pin joint is connected with transfer roller lift cylinder 28 rod head end by bearing pin, transfer roller lift cylinder 28 cylinder body end engaging lug by pin shaft joint on agitated pool 23, such transfer roller lift cylinder 28 stretches out, then worm conveyor 27 is transferred so that worm conveyor 27 is totally retracted avoid the oversize unfavorable airdrome maneuver of total car, transfer roller lift cylinder 28 is retracted, then worm conveyor 27 is raised and transported on car the mud after solidification is delivered to the special of certain altitude, all be installed on by hinge on the corresponding connection ear of agitated pool 23 at two pin joints of travel position worm conveyor 27.
Mud-water separation machine people hydraulic pressure, electrical system mainly comprise some hydraulic valve bank 34, pilot lever 33, electric control box 31 etc.Oil electric engine ignition switch, acceleration cable are all installed on electric control box 31, and the rotational conveyance of motor 26 is carried in the stirring of pilot lever 33 major control level and vertical stirring motor 32,24, flexible, the worm conveyor of transfer roller lift cylinder 28.
Two agitated pools on mud-water separation machine people can be opened simultaneously also can open separately, can adopt and be arranged in parallel or be arranged in series; When mud handling capacity is few, only can opens side agitated pool work, when sludge quantity is many, can open simultaneously; When needs reach better mud-water separation effect, the entrance of the outlet of left side agitated pool and right side agitated pool can be coupled together, secondary separation program is implemented to mud.
During network of drains sludge treating system running of the present invention, comprise mud excavation step and mud-water separation step;
Described mud excavation step comprises: the cleanup step of the preliminary cleanup step of mud, sludge deep cleanup step, blocked up mud cleanup step, bulk stone or obstacle;
Described mud-water separation step comprises: first whipping step, again whipping step, helical feed step;
The wherein preliminary cleanup step of mud: first network of drains dredging robot is put into box culvert, handles ground control box starter motor, and operation hydraulic valve bank handle makes the indentation of swing arm oil cylinder, and swing arm is to lower swing; Operation hydraulic valve bank handle makes bucket cylinder indentation, make scraper bowl adjust to stir shaft top, and stir shaft down; Operation hydraulic valve bank handle makes stirring motor start working, stirring motor band movable sprocket one, sprocket wheel one is with movable sprocket two to make stir shaft start to rotate, be fixedly mounted on left-handed, the dextrorotation blades turning on stir shaft, blade stirs the tube stub of loose mud to scraper bowl bottom, mud squeezes to sludge pump through flexible pipe by tube stub again, and sludge pump is by mud supercharging and be delivered to road surface by sludge pipe.
Wherein sludge deep cleanup step: after completing the preliminary cleanup step of mud, mud is cleaned gradually until the blade of stir shaft is pressed close to bottom box culvert carry out sludge deep cleanup step, check display screen crawler belt angle of inclination on ground control box, when crawler belt pitch angle is close to zero degree, crawler belt travels to box culvert, further indentation swing arm oil cylinder and bucket cylinder, the blade of stir shaft is pressed close to bottom box culvert further, stir shaft face forward mud carries out dredging operation simultaneously, carry out the profound cleaning carrying out mud, reduce the residual of box culvert base sludge;
Wherein blocked up mud cleanup step: when judging that mud thickness is blocked up by video monitoring, after completing the preliminary cleanup step of mud, operate ground controlling box, makes swing arm oil cylinder stretch out, swing arm upwards swings, and swings make stir shaft carry out mud cleaning to suitable height in conjunction with video monitoring swing arm; After completing top mud cleaning, the height adjusting stir shaft from top to bottom progressively carries out mud cleaning, and circulation said process is until whole mud has been cleared up;
The wherein cleanup step of bulk stone or obstacle: when finding bulk stone or obstacle by video monitoring, hydraulic valve bank handle on operate ground controlling box, make the indentation of swing arm oil cylinder, bucket cylinder stretches out, make scraper bowl close to the bottom of bulk stone or obstacle, make swing arm oil cylinder stretch out further, by bulk stone or obstacle shovel in scraper bowl, operate track motor handle again, robot left to inspection shaft inspection port and adopt other equipment that bulk stone or obstacle are transported to road surface.
Wherein first whipping step comprises horizontal whipping step, vertical stirring step and throws solidifying agent step;
Pump into after in preliminary agitated pool at the mud excavated, carry out level stirring and vertical stirring simultaneously, add sludge solidifying agent simultaneously, make mud realize preliminary mud-water separation, enter again in agitated pool afterwards;
In agitated pool again, carry out level stirring and vertical stirring simultaneously, add sludge solidifying agent simultaneously, make mud realize further mud-water separation, enter helical feed step afterwards;
By worm conveyor, the mud after solidification is delivered to transport trolley or refuse tip.
The sludge solidifying agent ratio wherein dropped in first agitated pool is lower than the sludge solidifying agent dropped in agitated pool again; The sludge solidifying agent that described sludge solidifying agent adopts existing market to sell.
Wherein vertical stirring is realized by four the vertical stirring assemblies be arranged in agitated pool, the effect of vertical stirring mainly the mixing of accelerate sludge and solidifying agent, mud is made to realize solidification, level is stirred and is realized by two the horizontal mixing assemblies be arranged in agitated pool, the effect that level stirs is stir mud mixed curing agent on the one hand, promotes mud on the other hand and moves toward agitated pool discharge opening direction;
The level that simultaneously arranges stirs and vertical stirring, can form turbulent flow, mixing sludge and solidifying agent to greatest extent in agitated pool; Meanwhile, mud can be avoided at pond bottom sediments.
By aforesaid operations, finally complete mud at the construction field (site) and excavate and the process of mud mud-water separation, whole process environmental protection, efficiently.
More than to invention has been exemplary description; obvious realization of the present invention is not subject to the restrictions described above; as long as have employed the various improvement that technical solution of the present invention is carried out; or design of the present invention and technical scheme directly applied to other occasion, all in protection scope of the present invention without to improve.
Claims (4)
1. a network of drains mud integral treatment method, is characterized in that, comprises mud excavation step and mud-water separation step;
Described mud excavation step comprises: the cleanup step of the preliminary cleanup step of mud, sludge deep cleanup step, blocked up mud cleanup step, bulk stone or obstacle,
Described mud-water separation step comprises: first whipping step, again whipping step, helical feed step;
At first whipping step with again also comprise the step of adding sludge solidifying agent in whipping step.
2. a kind of network of drains mud integral treatment method according to claim 1, is characterized in that,
The wherein preliminary cleanup step of mud: first network of drains dredging robot is put into box culvert, handles ground control box starter motor, and operation hydraulic valve bank handle makes the indentation of swing arm oil cylinder, and swing arm is to lower swing; Operation hydraulic valve bank handle makes bucket cylinder indentation, make scraper bowl adjust to stir shaft top, and stir shaft down; Operation hydraulic valve bank handle makes stirring motor start working, stirring motor band movable sprocket one, sprocket wheel one is with movable sprocket two to make stir shaft start to rotate, be fixedly mounted on left-handed, the dextrorotation blades turning on stir shaft, blade stirs the tube stub of loose mud to scraper bowl bottom, mud squeezes to sludge pump through flexible pipe by tube stub again, and sludge pump is by mud supercharging and be delivered to road surface by sludge pipe;
Wherein sludge deep cleanup step: after completing the preliminary cleanup step of mud, mud is cleaned gradually until the blade of stir shaft is pressed close to bottom box culvert carry out sludge deep cleanup step, check display screen crawler belt angle of inclination on ground control box, when crawler belt pitch angle is close to zero degree, crawler belt travels to box culvert, further indentation swing arm oil cylinder and bucket cylinder, the blade of stir shaft is pressed close to bottom box culvert further, stir shaft face forward mud carries out dredging operation simultaneously, carry out the profound cleaning carrying out mud, reduce the residual of box culvert base sludge;
Wherein blocked up mud cleanup step: when judging that mud thickness is blocked up by video monitoring, after completing the preliminary cleanup step of mud, operate ground controlling box, makes swing arm oil cylinder stretch out, swing arm upwards swings, and swings make stir shaft carry out mud cleaning to suitable height in conjunction with video monitoring swing arm; After completing top mud cleaning, the height adjusting stir shaft from top to bottom progressively carries out mud cleaning, and circulation said process is until whole mud has been cleared up;
The wherein cleanup step of bulk stone or obstacle: when finding bulk stone or obstacle by video monitoring, hydraulic valve bank handle on operate ground controlling box, make the indentation of swing arm oil cylinder, bucket cylinder stretches out, make scraper bowl close to the bottom of bulk stone or obstacle, make swing arm oil cylinder stretch out further, by bulk stone or obstacle shovel in scraper bowl, operate track motor handle again, robot left to inspection shaft inspection port and adopt other equipment that bulk stone or obstacle are transported to road surface.
3. a kind of network of drains mud integral treatment method according to claim 1, is characterized in that,
Wherein first whipping step comprises horizontal whipping step, vertical stirring step and throws solidifying agent step,
Pump into after in preliminary agitated pool at the mud excavated, carry out level stirring and vertical stirring simultaneously, add sludge solidifying agent simultaneously, make mud realize preliminary mud-water separation, enter again in agitated pool afterwards;
Wherein whipping step comprises horizontal whipping step, vertical stirring step and throws solidifying agent step again,
In agitated pool again, carry out level stirring and vertical stirring simultaneously, add sludge solidifying agent simultaneously, make mud realize further mud-water separation, enter helical feed step afterwards;
Wherein the mud after solidification is delivered to transport trolley or refuse tip by worm conveyor by helical feed step.
4. a kind of network of drains mud integral treatment method according to claim 3, is characterized in that,
The sludge solidifying agent ratio wherein dropped in first agitated pool is lower than the sludge solidifying agent dropped in agitated pool again.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442506A (en) * | 2018-04-19 | 2018-08-24 | 北京恒通国盛环境管理有限公司 | A kind of multi-functional detection robot for drainage pipeline |
| CN109098220A (en) * | 2018-09-27 | 2018-12-28 | 王化元 | A kind of unmanned silt-clearing vehicle |
| CN109208674A (en) * | 2017-07-03 | 2019-01-15 | 天津市水利科学研究院 | A kind of remote control environment-protective desilting machine people |
| CN113562943A (en) * | 2021-06-04 | 2021-10-29 | 长兴悍将环保机械制造有限公司 | Sewer clearance silt splitter |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61283400A (en) * | 1985-06-10 | 1986-12-13 | Nippon Kokan Kk <Nkk> | Disposal of waste sewage |
| CN202519144U (en) * | 2011-11-14 | 2012-11-07 | 上海纯源科技有限公司 | In-situ solidification and agitation device of sludge pit |
| CN103015523A (en) * | 2012-11-30 | 2013-04-03 | 黑旋风工程机械开发有限公司 | Treatment vehicle and treating method for sucking sludge in city pipe network |
-
2015
- 2015-06-25 CN CN201510358951.0A patent/CN105016604B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61283400A (en) * | 1985-06-10 | 1986-12-13 | Nippon Kokan Kk <Nkk> | Disposal of waste sewage |
| CN202519144U (en) * | 2011-11-14 | 2012-11-07 | 上海纯源科技有限公司 | In-situ solidification and agitation device of sludge pit |
| CN103015523A (en) * | 2012-11-30 | 2013-04-03 | 黑旋风工程机械开发有限公司 | Treatment vehicle and treating method for sucking sludge in city pipe network |
Non-Patent Citations (1)
| Title |
|---|
| 高颖等: "城市排水管网污泥处置技术", 《全国排水委员会2012年会论文集》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208674A (en) * | 2017-07-03 | 2019-01-15 | 天津市水利科学研究院 | A kind of remote control environment-protective desilting machine people |
| CN108442506A (en) * | 2018-04-19 | 2018-08-24 | 北京恒通国盛环境管理有限公司 | A kind of multi-functional detection robot for drainage pipeline |
| CN109098220A (en) * | 2018-09-27 | 2018-12-28 | 王化元 | A kind of unmanned silt-clearing vehicle |
| CN113562943A (en) * | 2021-06-04 | 2021-10-29 | 长兴悍将环保机械制造有限公司 | Sewer clearance silt splitter |
| CN113562943B (en) * | 2021-06-04 | 2023-06-20 | 长兴悍将环保机械制造有限公司 | Sewer clearance silt splitter |
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