CN108442504B - Dredging vehicle is used in a kind of cleaning of municipal sewer stone - Google Patents
Dredging vehicle is used in a kind of cleaning of municipal sewer stone Download PDFInfo
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- CN108442504B CN108442504B CN201810234545.7A CN201810234545A CN108442504B CN 108442504 B CN108442504 B CN 108442504B CN 201810234545 A CN201810234545 A CN 201810234545A CN 108442504 B CN108442504 B CN 108442504B
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- wagon box
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/10—Wheeled apparatus for emptying sewers or cesspools
Abstract
The invention discloses a kind of municipal sewer stone cleaning dredging vehicles, including wagon box, wagon box top is equipped with flushometer, stone cleaning plant and spoil disposal water installations, stone cleaning plant includes the moving refuse box being mounted on wagon box and garbage conveyor structure, garbage conveyor structure includes the suspention traverse rod that wagon box top is mounted on by U-shaped mounting rack, U-shaped mounting rack top is fixed with the first oil cylinder for being located at suspention traverse rod left end by oil cylinder seat, first oil cylinder right end is connected with the sliding block to match with suspention sliding rail by piston rod, the inside of sliding block is equipped with the second oil cylinder by mounting layer, second oil cylinder bottom end is connected with the device that sweeps away rubbish automatically by piston rod, keep the height for suspending traverse rod in midair higher than the height of the first oil cylinder, to keep oil cylinder driving sliding block sliding more smooth.
Description
Technical field
The present invention relates to municipal sewer cleaning applications, dredging vehicle is used in specially a kind of municipal sewer stone cleaning.
Background technique
Sewer is a kind of urban public utilities, just has equipment appearance early in ancient Roman's period.It is, in general, that sewer
System is that the sanitary wastewater and industry for collecting and discharging city generation give birth to the upper generated industrial wastewater of water channel production.
Existing municipal sewer dredging method is as follows:
(1) sewage in inspection shaft precipitation, draining: is expelled to shaft bottom mud using slush pump.The pipeline that needs are dredged
It is segmented, the method for segmentation is one section between identical two inspection shaft of caliber according to caliber and length allocation.(2) mud is diluted:
High-pressure watercart pours water two inspection shafts of segmentation into well room, stirs the sludge in inspection shaft and sewage conduct using dredge,
Dilute mud；Cooperative mechanical is manually wanted constantly to stir mud until mud is diluted in water.(3) soil pick-up: will with suction-type sewer scavenger
Mud suction is clean in two inspection shafts, and the remaining a small amount of mud of two inspection shafts impacts shaft bottom mud to the indoor giant of well,
It is diluted again, then carries out suction and finish.(4) cut dirt: setting, which is blocked up, to be used at top-down first job section
Closure blocks well room water inlet pipe road junction, then blocks downstream inspection shaft water outlet and other pipeline ports, leaves behind the section
The inlet and outlet of pipeline.(5) high-pressure sewer flushing vehicle is dredged: pipe-dredging is carried out using high-pressure sewer flushing vehicle, by high-pressure wash
Vehicle water band protrudes into upstream and checks bottom, water jet is sprayed water towards pipeline current direction align with tube, under sewage conduct
Trip inspection shaft continues to carry out soil pick-up to indoor silt.(6) it divulges information: before construction personnel enters inspection shaft, measurement well indoor oxygen
Content, construction personnel enter required wear safety belt, breathing mask and oxygen tank in well.(7) dredging: to applying before lower well construction
After worker person's safety measure arranges, manual cleaning is carried out to residues such as brick remaining in inspection shaft, stone, part mud,
Until cleaning out.
For example, patent name is a kind of municipal sewer mouth device for high-efficiency cleaning application No. is 201610453789.5
Invention/patent of invention:
It, which is invented, has achieved the effect that easy to operate, simple in structure, time saving and energy saving by a series of structures and operating procedure,
But because of its rubbish that can only clear up sewer bottom, mud or residual sewage can not be cleared up, applicability is small.
But existing municipal sewer cleaning has the following deficiencies:
(1) it is a mass of sewer mouth on urban road, if sewer mouth has rubbish blocking, will lead on rainy day road
Waste water cannot discharge into sewer, and rubbish rots to give an offensive smell in sewer, air quality and the appearance of the city be influenced, currently without cleaning
The device of sewer mouth before personnel enter inspection shaft, measures the content of well indoor oxygen, construction personnel, which enters in well, to wear
Then safety belt, breathing mask and oxygen tank just can enter sewer cleaning, labor intensive and cost are larger, and cleanup step is multiple
It is miscellaneous, it is also relatively more to expend the time；
(2) although current dredging vehicle can by sewer mud and sewage pump out, be deposited in sewer
Stone or the soil block that is bonded on sewer bottom surface can not be cleaned, so sewer cleaning is not clean enough, is not thorough, city
Political affairs sewer is still easy to be blocked by rubbish.
Summary of the invention
In order to overcome the shortcomings of that prior art, the present invention provide a kind of municipal sewer stone cleaning dredging vehicle,
The shatter device of cover-taking off device, soil block, flushometer, spoil disposal water installations, stone cleaning plant can open well lid respectively, shatter be lauched
The pan soil of road bottom adhesive, dilution soil, the stone rubbish being sucked out in sewage sludge and sewage, cleaning sewer, each step
It carries out without any confusion, saves manpower and cost, improve sewer cleaning efficiency, stone cleaning plant can clean a variety of places
Rubbish, applicability is wider.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of municipal sewer stone cleaning dredging vehicle, including wagon box, the wagon box bottom end be equipped with cover-taking off device and
The shatter device of soil block, the wagon box top are equipped with flushometer, stone cleaning plant and spoil disposal water installations, the cover-taking off device
Positioned at the left side of the shatter device of soil block, the stone cleaning plant is between flushometer and spoil disposal water installations.
Further, the cover-taking off device includes the 4th oil cylinder and hanger rail for being fixed on wagon box bottom end, the 4th oil cylinder
Right end is connected with the walking block to match with hanger rail by piston rod, and the walking block bottom end is equipped with sliding slot, the sliding slot interpolation
If there are two load sliding blocks, load sliding block bottom end, which is fixed by the connecting rod, is connected with mounting base, installation in the mounting base
There is the 5th oil cylinder, the 5th oil cylinder bottom end is connected with insertion rod by piston rod.
Further, the insertion rod bottom end is equipped with installation space, is movably installed with two rotations in the installation space
Hinged shaft is fixed with rotation gear on the rotation hinged shaft, and the rotation gear bottom side is fixedly connected with pulling block, the rotation gear
Side is equipped with the driving gear being meshed with rotation gear, and the driving gear is connected with micromotor, and the micromotor is solid
It is scheduled in installation space.
Further, the shatter device of the soil block includes the 7th oil cylinder and horizontally-supported rail for being fixed on wagon box bottom end, institute
The bottom end that horizontally-supported rail left end is mounted on wagon box by fixed block is stated, is arranged with rectangle sleeve base on the horizontally-supported rail,
The 7th oil cylinder right end is connected by piston rod with rectangle sleeve base, and rectangle sleeve base bottom end is fixed by connecting column
It is connected with circular guideway, is equipped with walking dolly in the sliding-rail groove of the circular guideway bottom end, the walking dolly bottom end is equipped with
Concussion grinding device positioned at circular guideway bottom end, the walking dolly inside are equipped with driving motor and vehicle by mounting layer
Wheel, the driving motor are connected by motor shaft with wheel.
Further, the concussion grinding device includes the 6th oil cylinder that walking dolly bottom end is mounted on by oil cylinder seat,
The 6th oil cylinder bottom end is fixedly connected with vibration mounting shell by piston rod, is fixed with motor inside the vibration mounting shell,
Bar guide sleeve is fixed with inside the vibration mounting shell, the motor is connected with eccentric wheel, is inserted with vibrating arm in the bar guide sleeve,
The bottom end of the vibrating arm is pierced by vibration mounting shell and is connected with oscillation briquetting, and the top of the vibrating arm is fixedly installed with U-shaped wheel
Frame, the oscillation briquetting bottom end are equipped with several crushing teeths, are equipped with the rolling being in contact with eccentric wheel bottom side on the U-shaped wheel carrier
The bottom end of pulley, the U-shaped wheel carrier is connected by being set in the pressure spring on the outside of bar guide sleeve with the bottom end for vibrating mounting shell.
Further, the flushometer includes the water tank being fixed on wagon box, be equipped on the outside of the water tank water pipe around
Disk is equipped with water-delivery pump inside the water tank, and described water-delivery pump one end is connected with bath hose, and one end of the bath hose is worn
Water tank is outer and bath hose reeling is on water pipe drum.
Further, the stone cleaning plant includes the moving refuse box being mounted on wagon box and garbage conveyor structure,
The garbage conveyor structure includes the suspention traverse rod that wagon box top is mounted on by U-shaped mounting rack, and U-shaped mounting rack top is logical
It crosses oil cylinder seat and is fixed with the first oil cylinder for being located at suspention traverse rod left end, the first oil cylinder right end is connected with and is hanged by piston rod
The sliding block that sliding rail matches is hung, the inside of the sliding block is equipped with the second oil cylinder by mounting layer, and second oil cylinder bottom end is logical
It crosses piston rod and is connected with the device that sweeps away rubbish automatically.
Further, the moving refuse box includes the third oil cylinder and sliding rail being fixed on wagon box, the third oil cylinder
Right end is connected with garbage collection by piston rod and slides case, and the garbage collection sliding case is located at rail tips, and the suspention is horizontal
Rail is located at the top of garbage collection sliding case.
Further, the device that sweeps away rubbish automatically includes the fixed installation for being fixed on the piston rod bottom end of the second oil cylinder
Plate, the fixed mounting plate bottom end are fixed with vertical hanger rail, and the fixed mounting plate bottom end is fixed with servo motor, the vertical hanger rail
Bottom end is set there are two slide, and the slide bottom end is equipped with the 8th oil cylinder, feed screw nut, the servo are fixed in the slide
Motor one end is connected with Bidirectional-screw by motor shaft, and feed screw nut described in two is set on Bidirectional-screw, and described
Eight oil cylinder bottom ends are connected with automatic garbage spilling dustpan by piston rod.
Further, the automatic garbage spilling dustpan includes the L shaped plate for being fixed on the 8th cylinder piston rod bottom end, the L
Shape front edge of board and rear end are respectively and fixedly provided with garbage baffles, and the L shaped plate bottom end is inserted with swingle by bar slot, the swingle
Side is fixedly connected with rotating bottom board, and described swingle one end is fixedly installed with driven gear, and the driven gear top is equipped with
Be fixed on the control motor of L shaped plate bottom end, the control motor is connected with driving gear by motor shaft, the driving gear with
Driven gear is meshed.
Further, the spoil disposal water installations include muddy water Rose Box, and muddy water point is equipped with inside the muddy water Rose Box
From filter screen and partition, muddy water Rose Box top is equipped with centrifugal sludge pump, the centrifugal sludge pump bottom end and the right side
Side is connected separately with muddy water discharge pipe and sludge hose, and one end of the sludge hose is connected with stone strainer.
Compared with prior art, the beneficial effects of the present invention are:
(1) well lid on sewer can be opened and be removed automatically by cover-taking off device of the invention, saved manpower, facilitated
Subsequent sewer clean operation；Soil block shatter device can hit sewer bottom adhesive because of objects such as pan soil, stiff mud and soil blocks
Broken, so that the adhesive in sewer be made to clear up, lighter, cleaning is more thorough；；Flushometer can be by the stiff mud, broken in sewer
The soft acidifying and dilution of soil, so that sludge be made to be easier to be sucked out；Spoil disposal water installations can by sewer sewage and mud together
It pumps out, block sewer will not by mud, also remove the peculiar smell of sewer；Stone cleaning plant carries out sewer
Last cleaning not only makes sewer cleaning more thoroughly cleaner, also makes sewer cleaning lighter；
(2) stone cleaning plant of the invention can not only clear up the objects such as stone, bulky grain rubbish, stiff mud in sewer
Matter, moreover it is possible to which cleaning building is constructed, the rubbish on road, and applicability is wide, more practical, can carry out automated cleaning to a variety of places.
(3) comprehensive cleaning device of the invention can clean the objects such as stone, bonding pan soil, mud, rubbish in sewer,
Cleaning carries out without any confusion, and cleaning process is largely completed by machine, and manpower and cost is greatly saved, improves down
The cleaning efficiency of water channel.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is overlooking structure diagram of the invention；
Fig. 3 is cover-taking off device structural schematic diagram of the invention；
Fig. 4 is insertion rod bottom schematic cross-sectional view of the invention；
Fig. 5 is the shatter apparatus structure schematic diagram of soil block of the invention；
Fig. 6 is circular guideway present invention looks up structural representation of the invention；
Fig. 7 is concussion grinding device structural schematic diagram of the invention；
Fig. 8 is flushometer structural schematic diagram of the invention；
Fig. 9 is spoil disposal water installations structural schematic diagram of the invention；
Figure 10 is stone cleaning plant structural schematic diagram of the invention；
Figure 11 is the apparatus structure schematic diagram that sweeps away rubbish automatically of the invention；
Figure 12 is automatic garbage spilling dustpan structure schematic diagram of the invention.
Figure label:
1- cover-taking off device；The shatter device of 2- soil block；3- flushometer；4- stone cleaning plant；5- spoil disposal water installations；6- shake
Swing grinding device；7- moving refuse box；8- sweeps away rubbish device automatically；9- automatic garbage spilling dustpan；10- wagon box；11- searchlight；
The 4th oil cylinder of 101-；102- hanger rail；103- walking block；104- sliding slot；105- load sliding block；106- mounting base；
The 5th oil cylinder of 107-；108- insertion rod；
1081- installation space；1082- rotates hinged shaft；1083- rotates gear；1084- pulling block；1085- drives gear；
1086- micromotor；
The 7th oil cylinder of 201-；The horizontally-supported rail of 202-；203- fixed block；204- rectangle sleeve base；205- circular guideway；
206- walking dolly；207- driving motor；208- wheel；
301- water tank；302- water pipe winder；303- water-delivery pump；304- bath hose；
401- garbage conveyor structure；402-U shape mounting rack；403- suspends traverse rod in midair；The first oil cylinder of 404-；405- sliding block；
The second oil cylinder of 406-；
501- muddy water Rose Box；502- mud-water separation filter screen；503- partition；504- centrifugal sludge pump；505- muddy water
Discharge pipe；506- sludge hose；507- stone strainer；
The 6th oil cylinder of 601-；602- vibrates mounting shell；603- motor；604- bar guide sleeve；605- eccentric wheel；606- vibration
Bar；607- vibrates briquetting；608-U shape wheel carrier；609- pressure spring；
6071- crushing teeth；6081- skid wheel；
701- third oil cylinder；702- sliding rail；Case is slided in 703- garbage collection；
801- fixed mounting plate；802- indulges hanger rail；803- servo motor；804- slide；805- feed screw nut；806- is two-way
Screw rod；The 8th oil cylinder of 807-；
901-L shape plate；902- garbage baffles；903- swingle；904- rotating bottom board；905- driven gear；906- control
Motor；907- driving gear.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As depicted in figs. 1 and 2, the present invention provides a kind of municipal sewer stone cleaning dredging vehicle, including wagon box 10,
Wagon box 10 is the wagon box 10 of general lorry, and the cleaning device on wagon box 10 is transported at sewer one by one by cleaning vehicle,
Manpower is saved, the efficiency in conversion sewer cleaning place is improved.The left end floor height of wagon box 10 is than right end floor height
Height, and cover-taking off device 1 and the shatter device 2 of soil block are installed in the right end bottom surface of wagon box 10, thus when cleaning garage is walked,
The device of bottom end will not rub to ground, cleaning device longer life expectancy.10 bottom end of wagon box is equipped with cover-taking off device 1 and soil block
Shatter device 2,10 top of wagon box is equipped with flushometer 3, stone cleaning plant 4 and spoil disposal water installations 5, described to take off lid dress
1 left side for being located at the shatter device 2 of soil block is set, the stone cleaning plant 4 is between flushometer 3 and spoil disposal water installations 5.
The whole cleaning process of cleaning device of the invention to sewer are as follows: cover-taking off device 1 first opens well cover for sewer,
Then the shatter device 2 of soil block smashes the bonding pan soil of sewer bottom, and subsequently flushometer 3 is washed by water into sewer, from
And make it is fine crushing after soil and water mixing, spoil disposal water installations 5 by sewer water and mud mixture be discharged, the cleaning of last stone
Device 4 sweeps out the residues such as residual refuse, stone, bulky grain soil block in sewer to come, to realize sewer
Dredging, except the cleaning operation of soil, rubbish and stone, sewer is cleaner.Each device operating procedures order carries out, and has item not
It is disorderly, it does not interfere with each other, improves sewer cleaning efficiency, save manpower.
As shown in Figure 3 and Figure 4, the cover-taking off device 1 includes the 4th oil cylinder 101 and hanger rail for being fixed on 10 bottom end of wagon box
102,102 top of hanger rail is fixed on the bottom face of wagon box 10 by connecting column, in order to make cover-taking off device 1 and shatter device 2
Operating procedure is independent of each other, the elevation of water of the level height of the top end face of hanger rail 102 than the bottom face of horizontally-supported rail 202
It is low.4th oil cylinder, 101 right end is connected with the walking block 103 to match with hanger rail 102, hanger rail 102 and row by piston rod
The design for walking block 103 keeps the piston rod stress of oil cylinder small, and the weight for making the walking block 103 of hanger rail 102 bear well lid becomes smaller, and lifts well
It covers and keeps well lid displacement more easily and stable.
103 bottom end of walking block is equipped with sliding slot 104, is inserted with two load sliding blocks 105, load in the sliding slot 104
Sliding block 105 can be free to slide in sliding slot 104.The structure of walking block 103 is a cuboid, makes the activity of load sliding block 105
Range is bigger.105 bottom end of load sliding block, which is fixed by the connecting rod, is connected with mounting base 106, installation in the mounting base 106
There is the 5th oil cylinder 107,107 bottom end of the 5th oil cylinder is connected with insertion rod 108 by piston rod.
Two 105 bottom ends of load sliding block all have insertion rod 108, and two insertion rods 108 can be inserted into well cover for sewer
In two drainage holes, the pulling block 1084 for being inserted into 108 bottom end of bar lifts well cover for sewer, well lid two at be raised, mention
It rises more easily more stable.
108 bottom end of insertion rod is equipped with installation space 1081, is movably installed with two rotations in the installation space 1081
Turning hinge axis 1082, rotation hinged shaft 1082 can rotate in installation space around the axis of its own, solid on the rotation hinged shaft 1082
Surely there is rotation gear 1083,1083 bottom side of rotation gear is fixedly connected with pulling block 1084, rotation hinged shaft 1082, rotation gear
1083 and 1084 three of pulling block rotate synchronously.
Rotation 1083 side of gear is equipped with the driving gear 1085 being meshed with rotation gear 1083, two rotary teeths
1083 intermeshing of wheel, driving gear 1085 are meshed with one of rotation gear 1083, and driving gear 1085 in this way rotates
When, it can be rotated with two rotation gears 1083, two rotation gears 1083 turn on the contrary, to make two pulling blocks 1084
Bottom end it is close to each other or separate.The driving gear 1085 is connected with micromotor 1086, and the micromotor 1086 is fixed
In installation space 1081.
Before the drainage hole that insertion rod 108 is inserted into well lid, the bottom end of two pulling blocks 1084 is close to each other, i.e. two pulling blocks
The sum of 1084 bottom face area no more than discharge outlet end area, to make pulling block 1084 and insertion rod 108 can the row of insertion
Water hole.After pulling block 1084 is inserted into drainage hole, micromotor 1086 starts, and makes to drive gear 1085 with two rotation gears 1083
Rotation, so that the angle between two pulling blocks 1084 is made to become larger, it is miniature after the side of pulling block 1084 is in contact with the bottom surface of well lid
The pause rotation of motor 1086, pulling block 1084 keep the angle opened, and at this moment the combined shaped of pulling block 1084 and insertion rod 108 is in one
It is a inverted "T"-shaped, it is inserted into the rising of bar 108, to lift well lid under the pulling force effect of pulling block 1084.
The overall step of the opening well lid of cover-taking off device 1 are as follows:
(1) the 4th oil cylinder 101 is displaced walking block 103 to the right, and after walking block 103 is displaced to suitable position, sliding is held
Power sliding block 105 is located at two insertion rods 108 right above two drainage holes of well lid；
(2) the 5th oil cylinders 105 driving insertion rod 108, which declines, makes the bottom end pulling block 1084 of two insertion rods 108 be inserted into well lid
In drainage hole, then pulling block 1084 rotates under the driving of micromotor 1086, is separated from each other two 1084 bottom ends of pulling block, from
And the side of pulling block 1084 is made to be in contact with the bottom surface of well lid；
(3) the 5th oil cylinders 105 rise insertion rod 108, so that well lid be made to be raised, then the 4th oil cylinder 101 is with row
Block 103 is walked to left dislocation, so that well lid be made to leave sewer, will not influence well lid, subsequent soil block is shatter and dredging operates.
As shown in Figures 5 to 7, the shatter device 2 of the soil block includes the 7th oil cylinder 201 and water for being fixed on 10 bottom end of wagon box
Flat supporting rail 202, horizontally-supported 202 left end of rail are mounted on the bottom end of wagon box 10, horizontally-supported rail by fixed block 203
202 can bear the gravity and oscillating force of concussion grinding device 6.It is arranged with rectangle sleeve base 204 on the horizontally-supported rail 202,
7th oil cylinder, 201 right end is connected by piston rod with rectangle sleeve base 204.
204 bottom end of rectangle sleeve base is fixedly connected with circular guideway 205, the circular guideway 205 by connecting column
Walking dolly 206 is equipped in the sliding-rail groove of bottom end, walking dolly can walk in 205 bottom end of circular guideway, be similar to suspention sliding rail
Principle, 206 bottom end of walking dolly are equipped with the concussion grinding device 6 positioned at 205 bottom end of circular guideway, the walking dolly
206 inside are equipped with driving motor 207 and wheel 208 by mounting layer, and the driving motor 207 passes through motor shaft and wheel
208 are connected.It is rotated when driving motor 207 starts with wheel 208, to make walking dolly 206 in 205 bottom end of circular guideway
Walking.
Preferably, the track that circular guideway 205 makes walking dolly 206 walk is in a circle, so that concussion be made to crush
Device 6 can be smashed to by the soil block in a circular scope, to improve pan soil elimination efficiency.Rectangle sleeve base 204 can also
It horizontally slips on horizontally-supported rail 202, so that concussion grinding device 6 shatter can be also lauched in the case where cleaning vehicle is motionless
The pan soil or soil block of road bottom large area, the area of shatter soil block is big, and cleaning is lighter, and the hard object for being stained on sewer bottom is thorough
Bottom is shatter, and tamper is removed more thorough.
The concussion grinding device 6 includes the 6th oil cylinder 601 that 206 bottom end of walking dolly is mounted on by oil cylinder seat, institute
It states 601 bottom end of the 6th oil cylinder and vibration mounting shell 602 is fixedly connected with by piston rod, fixed inside the vibration mounting shell 602
There is motor 603, is fixed with bar guide sleeve 604 inside the vibration mounting shell 602, bar guide sleeve 604 makes the oscilaltion of vibrating arm 606
It is more stable.
Supplementary explanation, the 6th oil cylinder 601 of upper section are the bottoms that driving vibration briquetting 607 drops to sewer,
So the telescopic length of piston rod of the 6th oil cylinder 601 is 1-3m, the 6th oil cylinder 601 uses multi-stage oil cylinder here.It is working
When, the piston rod of oil cylinder can stretch it is very long, thus enable vibrate briquetting 607 go deep into sewer bottom, when oil cylinder does not work,
Piston rod can contract it is very short, thus make clean vehicle walking it is unobstructed.
The motor 603 is connected with eccentric wheel 605, and vibrating arm 606, the vibrating arm are inserted in the bar guide sleeve 604
606 bottom end is pierced by vibration mounting shell 602 and is connected with oscillation briquetting 607, and the top of the vibrating arm 606 is fixedly installed with U-shaped
Wheel carrier 608,607 bottom end of oscillation briquetting are equipped with several crushing teeths 6071, are equipped on the U-shaped wheel carrier 608 and bias
Take turns the skid wheel 6081 that 605 bottom sides are in contact, the friction that the design of skid wheel 6081 is subject to eccentric wheel 605 when rotation
Power is smaller, and the transmission efficiency of motor 603 is higher.The bottom end of the U-shaped wheel carrier 608 is by being set in the pressure in the outside of bar guide sleeve 604
Spring 609 is connected with the bottom end of vibration mounting shell 602.
Grinding device 6 is shaken to the concussion pulverization principle of soil block or pan soil are as follows:
When initial under the elastic acting force of pressure spring 609 side of the skid wheel 6081 on 606 top of vibrating arm and eccentric wheel
605 side is in contact, and motor 603 is rotated with eccentric wheel 605, meeting when the bottom side level height of eccentric wheel 605 declines
Decline with vibrating arm 606, the decline of vibrating arm 606 can be such that vibration briquetting 607 is pressed on soil block, and then crushing teeth 6071 is inserted into
In pan soil, when the bottom side level height of eccentric wheel 605 rises, vibrating arm 606 again can be because of the elastic reaction of pressure spring 609
Power and rise, and so on, produce vibrating arm 606 with vibration about 607 briquetting do not stop concussion effect, to make to be crushed
Tooth 6071, which ceaselessly shakes, crushes soil block, and soil block crushing is lighter, removes simpler.
It need to remark additionally, to keep the position of shatter soil block more accurate, even if crushing teeth 6071 accurately smashes soil
Block is also equipped with searchlight 11 in the bottom end of vibration mounting shell 602, makes sewer bottom surface so as to avoid shatter position inaccuracy
The consequence of out-of-flatness.
The shatter device 2 of soil block smashes the overall workflow of pan soil, large clod are as follows:
(1) the 7th oil cylinder 201 is displaced rectangle sleeve base 204 to the right, so that circular guideway 205 is located at sewer and needs to remove
After right above the position of pan soil, the 7th temporarily braking of oil cylinder 201；
(2) the 8th oil cylinders 807 driving concussion grinding device 6 declines, and drops to crushing teeth 607 and oscillation briquetting 607 contacts
When pan soil, the 8th temporarily braking of oil cylinder 807, motor 603 makes to vibrate the oscillation of about 607 briquetting to which crushing is stained with knot at sewer bottom
The pan soil in portion, so that its is shatter, during shatter, walking dolly 206 is also walked in the bottom end of circular guideway 205, from
And the area for keeping soil block shatter is bigger；
(3) after soil block is shatter, the piston rod of the 8th oil cylinder 807 is shunk, and then the piston rod of the 7th oil cylinder 201 is received
Contracting, so that it is unobstructed to operate subsequent stone cleaning plant 4.
As shown in figure 8, the flushometer 3 includes the water tank 301 being fixed on wagon box 10, pacify on the outside of the water tank 301
Equipped with water pipe drum 302, water-delivery pump 303 is installed, it is soft that described 303 one end of water-delivery pump is connected with bath inside the water tank 301
One end of pipe 304, the bath hose 304 is pierced by outside water tank 301 and bath hose 304 is on water pipe drum 302, water pipe
The design of winder 302 is coiled up bath hose 304 preferably when not in use, is unlikely in disorder, saves wagon box 10
On space, water pipe will not interfere the work of other devices.
After the shatter device 2 of soil block is shatter by objects such as the pan soil of sewer bottom adhesive, stiff muds, to keep cleaning more convenient,
Therefore flushometer 3 is devised.When using flushometer 3, first bath hose 304 is released from water pipe winder 302, so
The bottom end alignment sewer for hose 304 of washing by water is needed into the position rinsed afterwards, starts water-delivery pump 303, at this moment drainage pump 303 is by water
Preprepared water is transported in sewer out of bath hose 304 in case 301, after water enters sewer, can not only will be shaken
Broken soil block and stiff mud dissolution are wherein, moreover it is possible to make sewer be rinsed it is more clean.
As shown in figure 9, the spoil disposal water installations 5 include muddy water Rose Box 501, installed inside the muddy water Rose Box 501
There are a mud-water separation filter screen 502 and partition 503, partition 503 is mounted on the bottom end of muddy water Rose Box 501, and by muddy water Rose Box
501 bottom is divided into two spaces, and partition left end is that right end is between mud between sewage, and the top of mud-water separation filter screen 502
It is connected respectively with the top on the top of muddy water Rose Box 501 and partition with bottom end, thus enter mud will not between sewage, mud
The lower inclination to the right of the bottom end of water separating filter net 502, filter effect is more preferably.
After the filtering of muddy water Rose Box 501 and separation, mud and sewage separate well, and transport is more convenient,
Save processing time and the step of subsequent muddy water.
501 top of muddy water Rose Box is equipped with centrifugal sludge pump 504,504 bottom end of centrifugal sludge pump and
Right side is connected separately with muddy water discharge pipe 505 and sludge hose 506, to keep sludge hose 506 not at random, in muddy water Rose Box
Pipe winder is also installed on 501, make sludge hose 506 use and fold it is more convenient.Mud is injected in 505 bottom end of muddy water discharge pipe
In water Rose Box 501, the transportation route of muddy water are as follows: sewer, sludge hose 505, centrifugal sludge pump 504, muddy water discharge pipe
505, muddy water Rose Box 501.
One end of the sludge hose 505 is connected with stone strainer 507, in sludge hose 505 under suction water channel
When mud and sewage, stone strainer 507 can effectively prevent the substances such as large volume rubbish, stone or soil block in mud and sewage and enter dirt
Mud hose 505, so as to avoid the blocking of sludge hose 505 and the damage of centrifugal sludge pump 504.
In sewer wash by water after, soil block and stiff mud after being shattered no longer are bonded on sewer bottom wall, hack and
Broken mud is dissolved in water, and the bottom end of sludge hose 506 is first put into sewer bottom, then starts centrifugal sludge pump 506, dirty
Muddy water is drawn into muddy water Rose Box 501 by dredge pump, and then muddy water is 501 separating and filtering of Rose Box by you.
As shown in Figure 10 to Figure 12, the stone cleaning plant 4 includes moving refuse box 7 and the rubbish being mounted on wagon box 10
Rubbish conveying mechanism 401, the garbage conveyor structure 401 include the suspention cross that 10 top of wagon box is mounted on by U-shaped mounting rack 402
Rail 403, suspention traverse rod 403 is fixed on U-shaped mounting rack 402 by supporting block, to make the height for suspending traverse rod 403 in midair than first
The height of oil cylinder 404 is high, to keep the oil cylinder driving sliding of sliding block 405 more smooth.
402 top of U-shaped mounting rack is fixed with the first oil cylinder 404 for being located at suspention 403 left end of traverse rod by oil cylinder seat,
First oil cylinder, 404 right end is connected with the sliding block 405 to match with suspention sliding rail 403 by piston rod, the sliding block 405
Internal to be equipped with the second oil cylinder 406 by mounting layer, the first oil cylinder 404 can drive sliding block 405 left in the bottom end of suspention traverse rod 403
Right sliding.
The moving refuse box 7 includes the third oil cylinder 701 and sliding rail 702 being fixed on wagon box 10, the third oil cylinder
701 right ends are connected with garbage collection by piston rod and slide case 703, and the shape of U-shaped mounting rack 402 is in inverted " Qian " word
Shape, and interior space allows garbage collection sliding case 703 to pierce into or be pierced by.The garbage collection sliding case 703 is located at sliding rail
702 tops, garbage collection sliding case 703 can horizontally slip on sliding rail 702, to keep frictional force smaller, slide in garbage collection
The bottom end of case 703 is equipped with pulley.The suspention traverse rod 403 is located at the top of garbage collection sliding case 703, makes the rubbish in dustpan
Rubbish can rise to the top of garbage collection sliding case 703, and then garbage energy is poured into garbage collection sliding case 703, save people
Power and time.
Second oil cylinder, 406 bottom end is connected with the device 8 that sweeps away rubbish automatically by piston rod.Automatically the device that sweeps away rubbish
8 include the fixed mounting plate 801 for being fixed on the piston rod bottom end of the second oil cylinder 406, and 801 bottom end of fixed mounting plate is fixed with
Vertical hanger rail 802,801 bottom end of fixed mounting plate are fixed with servo motor 803, and servo motor 803 accurate can control two-way silk
The positive and negative rotation of angle and screw rod that bar 806 turns over.
802 bottom end of vertical hanger rail is set there are two slide 804, and slide 804 can slide back and forth in vertical 802 bottom end of hanger rail.Institute
It states 804 bottom end of slide and is fixed with the 8th oil cylinder 807, feed screw nut 805, the servo motor 803 are fixed in the slide 804
One end is connected with Bidirectional-screw 806 by motor shaft, and feed screw nut 805 described in two is set on Bidirectional-screw 806.
It need to remark additionally, two-way lead screw 806 is that two sections of different screw threads of rotation direction are produced on a lead screw, i.e., one section
Right-handed thread, one section of left hand thread, and two feed screw nuts 805 are located at the left hand thread and dextrorotation spiral shell of Bidirectional-screw 806
On line.When lead screw rotation, two slides 804 are as nut fast approaches or separates, to keep two dustpans close to each other
Or it is separate, to complete the operation collecting rubbish or dumping rubbish.
Preferably, it drives two dustpans close to each other or separate by Bidirectional-screw 806, saves driving mechanism, make
Two dustpans clean rubbish synchronism height, and cleaning speed is faster.
8th oil cylinder, 807 bottom end is connected with automatic garbage spilling dustpan 9.The automatic garbage spilling dustpan 9 includes fixing
L shaped plate 901 in 807 piston rod bottom end of the 8th oil cylinder, for make dustpan root out rubbish position is more acurrate, avoid blindly clean,
It is also equipped with searchlight 11 on the opposite face of two L shaped plates 901, so that dustpan be enable easily to reach the position of rubbish then
It is removed.
Preferably, the position of the first coarse adjustment dustpan of the second oil cylinder 406, makes dustpan quickly enter sewer, then the 8th oil
Cylinder 807 finely tunes the height of dustpan, so that the position of dustpan be made to reach optimal cleaning height, i.e., the bottom end of rotating bottom board 904 and
When sewer bottom surface is in contact, cleaning efficiency reaches best.The cooperation of second oil cylinder 406 and the 8th oil cylinder 807 not only makes
Rubbish removing position is more acurrate, and cleaning is more easily more thorough, and saves the length of cylinder piston rod and the structure of multi-stage oil cylinder
Complexity, the power that can be born is also higher, removes rubbish more stable.
901 front-end and back-end of L shaped plate are respectively and fixedly provided with garbage baffles 902, make rubbish will not be from the front end of dustpan with after
End leaks out.901 bottom end of L shaped plate is inserted with swingle 903 by bar slot 902, and the side of the swingle 903 is fixed to be connected
It is connected to rotating bottom board 904, to keep rotating bottom board 904 more convenient when sweeping away rubbish, top surface and horizontal plane when rotating bottom board 904 is initial
With one 15-30 ° of angle, cleared away so that rotating bottom board 904 be made more easily control to be inserted into rubbish.The swingle
903 one end are fixedly installed with driven gear 905, and 905 top of driven gear is equipped with the control for being fixed on 901 bottom end of L shaped plate
Motor 906, the control motor 906 are connected with driving gear 907, the driving gear 907 and driven gear by motor shaft
905 are meshed.
The principle of tipping rubbish of automatic garbage spilling dustpan 9 is as follows:
(1) when initial, the top end face of rotating bottom board 904 is in contact with the bottom surface of L shaped plate 901 and garbage baffles 902, at this moment
Form a complete dustpan.It is close to each other in two dustpans and after rubbish being swept on rotating bottom board 904 to each other, two are winnowed with a dustpan
Altogether, the rotating bottom board 904 of two dustpans contacts with each other dustpan, so that rubbish be made to be not easy easily to drop out dustpan；
(2) after dustpan and rubbish are transported to right above garbage collection sliding case 703 by garbage conveyor structure 401, two are winnowed with a dustpan
Dustpan first temporarily separates, and some rubbish slide in case 703 from garbage collection is slipped in dustpan, and other rubbish are still rotating
On bottom plate 904；
(3) control motor 906 drive driving gear 907 rotate, driving gear 907 with driven gear 905 rotation to
Rotate swingle 903 with rotating bottom board 904, the tilt angle of rotating bottom board 904 becomes larger, rubbish under gravity from
It is dynamic to be slipped in garbage collection sliding case 703, complete automatic garbage spilling operation.
Remnants are inevitably gone back after spoil disposal water installations 5 drain the muddy water in sewer, in sewer the biggish stone of volume
The rubbish such as block, pan soil, stiff mud or polybag.At this moment stone cleaning plant 4 is just needed to clear up it.Stone cleaning plant 4
It is as follows to the rubbish entirety scale removal process of sewer bottom:
(1) first oil cylinder 404 driving sliding block 405 is displaced to the right, and two automatic garbage spilling dustpans 9 is made to be located at rubbish in sewer
The surface of rubbish, the first temporarily braking of oil cylinder 404, then the second oil cylinder 406 drives sweeps away rubbish device 8 under well head entrance automatically
Water channel；
(2) servo motor 803 first drives the rotation of Bidirectional-screw 806 to be located remotely from each other two dustpans, and dustpan is enable to clean
Distance and range reach maximum, and then the 8th oil cylinder 807 drives two dustpan declines, drop to rotating bottom board 904 in dustpan
When bottom end and the bottom surface of sewer contact, the second oil cylinder 406 and the braking of the 8th oil cylinder 807, dustpan no longer decline；
(3) servo motor 803 drives the rotation of Bidirectional-screw 806 to keep two automatic garbage spilling dustpans 9 close to each other, this
When two rotating bottom boards 904 rubbish in sewer is pushed to centre, so that rubbish be made to enter in two dustpans, two dustpans
Rotating bottom board 904 when contact with each other, the pause rotation of servo motor 803, two dustpans are combined, and make garbage transporting
When do not fall out；
(4) after rubbish is transported to the top of garbage collection sliding case 703 by garbage conveyor structure 401, garbage collection sliding
Case 703 moves on to the underface of two dustpans in the driving bottom of third oil cylinder 701.The automatic rubbish of two automatic garbage spilling dustpans 9
Rubbish, rubbish enter garbage collection sliding case 703 after, garbage collection sliding case 703 be displaced back in situ, sweep away rubbish automatically device 8 after
Continuous above-mentioned steps clean the rubbish in sewer.
Preferably, stone cleaning plant 4 can not only clear up the objects such as stone, bulky grain rubbish, stiff mud in sewer, also
The rubbish that building, construction can be cleared up, at this moment need to only control the length of 807 piston rod of the 8th oil cylinder, contact the bottom end of bottom plate 904
Ground is cleared up, i.e., the rubbish of highway, construction site is removed completely using device 8 is swept away rubbish automatically, then pours into vehicle automatically
In garbage collection sliding case 703 on bucket 10.Applicability is wide, more practical, can carry out automated cleaning to a variety of places.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (8)
1. a kind of cleaning of municipal sewer stone dredging vehicle, including wagon box (10), it is characterised in that: wagon box (10) top
Flushometer (3), stone cleaning plant (4) and spoil disposal water installations (5) are installed, the stone cleaning plant (4) includes installation
Moving refuse box (7) and garbage conveyor structure (401) on wagon box (10), the garbage conveyor structure (401) include passing through U
Shape mounting rack (402) is mounted on the suspention traverse rod (403) on wagon box (10) top, and U-shaped mounting rack (402) top passes through oil cylinder
Seat is fixed with the first oil cylinder (404) for being located at suspention traverse rod (403) left end, and the first oil cylinder (404) right end passes through piston rod
It is connected with and is equipped with the by mounting layer with suspention sliding rail (403) sliding block (405) that matches, the inside of the sliding block (405)
Two oil cylinders (406), the second oil cylinder (406) bottom end are connected with by piston rod and sweep away rubbish device (8) automatically；
Wagon box (10) bottom end is equipped with cover-taking off device (1) and the shatter device of soil block (2), and the cover-taking off device (1) is located at soil
The left side of the shatter device of block (2), the stone cleaning plant (4) are located between flushometer (3) and spoil disposal water installations (5)；
Fourth oil cylinder (101) and hanger rail (102) of the cover-taking off device (1) including being fixed on wagon box (10) bottom end, the described 4th
Oil cylinder (101) right end is connected with the walking block (103) to match with hanger rail (102), walking block (103) bottom by piston rod
End is equipped with sliding slot (104), is inserted with two load sliding blocks (105), load sliding block (105) bottom end in the sliding slot (104)
It is fixed by the connecting rod and is connected with mounting base (106), the 5th oil cylinder (107) is installed in the mounting base (106), the described 5th
Oil cylinder (107) bottom end is connected with insertion rod (108) by piston rod；Insertion rod (108) bottom end is equipped with installation space
(1081), two rotation hinged shafts (1082) are movably installed in the installation space (1081), on the rotation hinged shaft (1082)
It is fixed with rotation gear (1083), rotation gear (1083) bottom side is fixedly connected with pulling block (1084), the rotation gear
(1083) side is equipped with the driving gear (1085) being meshed with rotation gear (1083), and the driving gear (1085) is connected with
Micromotor (1086), the micromotor (1086) are fixed in installation space (1081).
2. a kind of municipal sewer stone cleaning dredging vehicle according to claim 1, it is characterised in that: the soil block shake
Crushing device (2) includes the 7th oil cylinder (201) and horizontally-supported rail (202) for being fixed on wagon box (10) bottom end, described horizontally-supported
Rail (202) left end is mounted on the bottom end of wagon box (10) by fixed block (203), is arranged with square on the horizontally-supported rail (202)
Shape sleeve base (204), the 7th oil cylinder (201) right end are connected by piston rod with rectangle sleeve base (204), the rectangle
Sleeve base (204) bottom end is fixedly connected with circular guideway (205) by connecting column, the sliding rail of circular guideway (205) bottom end
Walking dolly (206) are equipped in slot, walking dolly (206) bottom end is equipped with the concussion positioned at circular guideway (205) bottom end
Grinding device (6), the walking dolly (206) is internal to be equipped with driving motor (207) and wheel (208), institute by mounting layer
Driving motor (207) are stated to be connected by motor shaft with wheel (208).
3. a kind of municipal sewer stone cleaning dredging vehicle according to claim 2, it is characterised in that: the concussion powder
Crushing device (6) includes the 6th oil cylinder (601) that walking dolly (206) bottom end is mounted on by oil cylinder seat, the 6th oil cylinder
(601) bottom end is fixedly connected with vibration mounting shell (602) by piston rod, is fixed with electricity inside the vibration mounting shell (602)
Machine (603), the vibration mounting shell (602) is internal to be fixed with bar guide sleeve (604), and the motor (603) is connected with eccentric wheel
(605), it is inserted with vibrating arm (606) in the bar guide sleeve (604), the bottom end of the vibrating arm (606) is pierced by vibration mounting shell
(602) it is connected with oscillation briquetting (607), the top of the vibrating arm (606) is fixedly installed with U-shaped wheel carrier (608), the oscillation
Briquetting (607) bottom end is equipped with several crushing teeths (6071), is equipped on the U-shaped wheel carrier (608) and eccentric wheel (605) bottom side
The skid wheel (6081) being in contact, the bottom end of the U-shaped wheel carrier (608) pass through the pressure spring that is set on the outside of bar guide sleeve (604)
(609) it is connected with the bottom end of vibration mounting shell (602).
4. a kind of municipal sewer stone cleaning dredging vehicle according to claim 1, it is characterised in that: the bath dress
Setting (3) includes the water tank (301) being fixed on wagon box (10), is equipped with water pipe drum (302), institute on the outside of the water tank (301)
It states and is equipped with water-delivery pump (303) inside water tank (301), described water-delivery pump (303) one end is connected with bath hose (304), described
One end of bath hose (304) is pierced by water tank (301) outside and washes by water hose (304) on water pipe drum (302).
5. a kind of municipal sewer stone cleaning dredging vehicle according to claim 1, it is characterised in that: the activity rubbish
Rubbish case (7) includes the third oil cylinder (701) and sliding rail (702) being fixed on wagon box (10), and third oil cylinder (701) right end is logical
It crosses piston rod and is connected with garbage collection sliding case (703), garbage collection sliding case (703) is located at sliding rail (702) top, institute
State the top that suspention traverse rod (403) is located at garbage collection sliding case (703).
6. a kind of municipal sewer stone cleaning dredging vehicle according to claim 5, it is characterised in that: described to sweep automatically
Garbage apparatus (8) includes the fixed mounting plate (801) for being fixed on the piston rod bottom end of the second oil cylinder (406), the fixed installation
Plate (801) bottom end is fixed with vertical hanger rail (802), and fixed mounting plate (801) bottom end is fixed with servo motor (803), described
Vertical hanger rail (802) bottom end sets that there are two slide (804), and the bottom end of the slide (804) is equipped with the 8th oil cylinder (807), described
It is fixed with feed screw nut (805) in slide (804), described servo motor (803) one end is connected with Bidirectional-screw by motor shaft
(806), feed screw nut (805) described in two is set on Bidirectional-screw (806), and the 8th oil cylinder (807) bottom end is logical
It crosses piston rod and is connected with automatic garbage spilling dustpan (9).
7. a kind of municipal sewer stone cleaning dredging vehicle according to claim 6, it is characterised in that: described to fall automatically
Garbage dustpan (9) includes being fixed on the L shaped plate (901) of the 8th oil cylinder (807) piston rod bottom end, L shaped plate (901) front end and
Rear end is respectively and fixedly provided with garbage baffles (902), and L shaped plate (901) bottom end is inserted with swingle (903), institute by bar slot (902)
The side for stating swingle (903) is fixedly connected with rotating bottom board (904), and described swingle (903) one end is fixedly installed with driven
Gear (905), driven gear (905) top are equipped with the control motor (906) for being fixed on L shaped plate (901) bottom end, the control
Motor (906) processed is connected with driving gear (907) by motor shaft, and the driving gear (907) is mutually nibbled with driven gear (905)
It closes.
8. a kind of municipal sewer stone cleaning dredging vehicle according to claim 1, it is characterised in that: the spoil disposal water
Device (5) includes muddy water Rose Box (501), be equipped with inside the muddy water Rose Box (501) mud-water separation filter screen (502) and
Partition (503), muddy water Rose Box (501) top are equipped with centrifugal sludge pump (504), the centrifugal sludge pump
(504) bottom end and right side are connected separately with muddy water discharge pipe (505) and sludge hose (506), and the one of the sludge hose (505)
End is connected with stone strainer (507).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810234545.7A CN108442504B (en) | 2018-03-21 | 2018-03-21 | Dredging vehicle is used in a kind of cleaning of municipal sewer stone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810234545.7A CN108442504B (en) | 2018-03-21 | 2018-03-21 | Dredging vehicle is used in a kind of cleaning of municipal sewer stone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108442504A CN108442504A (en) | 2018-08-24 |
| CN108442504B true CN108442504B (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810234545.7A Active CN108442504B (en) | 2018-03-21 | 2018-03-21 | Dredging vehicle is used in a kind of cleaning of municipal sewer stone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108505613A (en) * | 2018-03-21 | 2018-09-07 | 李熙群 | A kind of comprehensive cleaning device of municipal sewer |
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| CN111472436B (en) * | 2020-04-13 | 2021-07-02 | 深圳市天德立科技有限公司 | Dirt removing device for cleaning underground pipeline |
| CN112302149B (en) * | 2020-10-26 | 2022-03-18 | 北京吉成环境能源科技有限公司 | Be applicable to landfill gas recovery drainage facility |
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| CN204259549U (en) * | 2014-11-22 | 2015-04-15 | 毛吉贤 | indoor drip irrigation crop irrigation device |
| CN205712460U (en) * | 2016-04-15 | 2016-11-23 | 张小芳 | A kind of municipal administration sewer mouth rainy day cleaning plant |
| CN106088306A (en) * | 2016-06-22 | 2016-11-09 | 刘德平 | A kind of municipal sewer mouth device for high-efficiency cleaning |
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| CN108442504A (en) | 2018-08-24 |
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