CN110499818A - A kind of urban duct dredging machine - Google Patents
A kind of urban duct dredging machine Download PDFInfo
- Publication number
- CN110499818A CN110499818A CN201910922821.3A CN201910922821A CN110499818A CN 110499818 A CN110499818 A CN 110499818A CN 201910922821 A CN201910922821 A CN 201910922821A CN 110499818 A CN110499818 A CN 110499818A
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- China
- Prior art keywords
- vehicle frame
- spindle box
- dredging machine
- wheel
- main
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Classifications
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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
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
- E03F9/002—Cleaning sewer pipes by mechanical means
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a kind of urban duct dredging machines, are related to sanitation equipment technical field.Including vehicle frame, the arranged on left and right sides of the vehicle frame is respectively arranged with walking unit, and front side is provided with chopping unit.The walking unit includes two main wheels, is provided with transmission mechanism between two main wheels, and one of main wheel is connected with driving device.The chopping unit includes spindle box, and the spindle box is rotatablely connected by push rod and the vehicle frame, is provided with elevating ram between the vehicle frame and spindle box.It is arranged in parallel with main shaft and torque motor in the spindle box, the first driven gear is fixedly installed on the main shaft, the output end of the torque motor is provided with the first driving gear.The both ends of the main shaft are respectively arranged with tool axis, and blade is arranged on the tool axis.The dredging machine can replace artificial progress pipe-dredging, not only reduce manually-operated risk, and improve the efficiency and dredging effect of dredging.
Description
Technical field
The present invention relates to sanitation equipment technical field, specifically a kind of urban duct dredging machine.
Background technique
Due to the fast development in city, the construction of underground piping is old, each big city, and underground bowl sewage draining pipeline blockage phenomenon is repeatly
See not fresh.The mode of unclog the pipe at present needs to be manually entered sewer mostly, by simple tool, is dredged.But
It is narrow space in blow-off line, bad environments, or even containing pernicious gases such as hydrogen sulfide methane, carbon dioxide, easily cause people
After member's injures and deaths, especially concentration of hydrogen sulfide is exceeded, the nervous centralis of people, causing death can be damaged in seconds.
Summary of the invention
In view of the above-mentioned problems, the dredging machine can replace artificial progress the present invention provides a kind of urban duct dredging machine
Pipe-dredging not only reduces manually-operated risk, and improves the efficiency and dredging effect of dredging.
The technical scheme adopted by the invention to solve the technical problem is that:
A kind of urban duct dredging machine, including vehicle frame are provided with control unit, battery and hydraulic in the vehicle frame
It stands, the arranged on left and right sides of the vehicle frame is respectively arranged with walking unit, and chopping unit is provided on front side of the vehicle frame；
The walking unit includes two main wheels being rotatablely connected with the vehicle frame, is provided with biography between two main wheels
Motivation structure, and one of main wheel is connected with driving device；
The chopping unit includes spindle box, and the spindle box is rotatablely connected by push rod and the vehicle frame,
Elevating ram is provided between the vehicle frame and spindle box；
Main shaft and torque motor are arranged in parallel in the spindle box, the both ends of the main shaft pass through the spindle box
The outside of the spindle box is extended to, and is rotatablely connected with the spindle box；
Be fixedly installed the first driven gear on the main shaft, the output end of the torque motor be provided with it is described
The first driving gear that first driven gear is meshed；
The both ends of the main shaft are fixedly installed tool axis respectively, are axially fixed on the tool axis and are provided with multiple groups
Blade.
Further, an accessory whorl is fixedly installed on the outside of the main wheel, and the accessory whorl diameter is less than the master
Wheel.
Further, the main wheel in main wheel described in two positioned at rear side is connected with driving device.
Further, each group of blade includes three blades, and the angle between two neighboring blade is 120 °, described
The length of blade is sequentially reduced from inside to outside.
Further, cleaning unit is provided on the downside of the vehicle frame, the cleaning unit includes the second driving gear
The second driven gear being meshed respectively with second driving gear with two, second driving gear and second from
Moving gear is respectively positioned on the lower section of the vehicle frame, and is rotatablely connected by bearing assembly and the vehicle frame, solid in the vehicle frame
Surely it is provided with the second motor, and the output shaft of second motor is connected with second driving gear, described second actively
It is fixedly installed clean disk respectively on the downside of gear and the second driven gear.
Further, gear cap is provided with below vehicle frame, second driving gear and the second driven gear are wrapped
It is rolled in the gear cap conjunction frame panel to be formed by space, be provided on the bottom surface of the gear cap described clear for accommodating
Sweep the avoid holes of disk.
Further, the arranged on left and right sides of the vehicle frame, which is located above the walking unit, is provided with guide wheel, described
Guide wheel include middle studdle, the rotation of the outer end of the middle studdle is provided with intermediate trailing wheel, and the centre is led
The axis of wheel is vertical with the axis of the main wheel, and the inner end of the middle studdle is slidably connected with the vehicle frame, and described
Middle studdle and vehicle frame between be provided with the first spring for hindering the middle studdle mobile to vehicle frame side.
Further, the front and rear sides on the vehicle frame positioned at the middle studdle is respectively arranged with lateral support bar,
The outer end rotation of the lateral support bar is provided with side guide wheel, and the axis of the axis of the side guide wheel and the main wheel hangs down
Directly, the inner end of the lateral support bar is hinged with the vehicle frame, is arranged between the middle part and vehicle frame of the lateral support bar
There is second spring.
Further, giant is provided on the upper side of the vehicle frame.
Further, it is provided with operation camera on the upper side of the vehicle frame, illumination is provided on front side of the vehicle frame
Lamp.
The beneficial effects of the present invention are:
1, the drain cleaner can carry out dredging operation instead of being manually entered in the pipeline of blocking completely, and operator is only
It needing to be controlled on ground in face of drain cleaner, former traditional manual operation is compared, operation risk is not only reduced,
And desilting efficiency data and dredging effect are improved, it reduces costs.
2, it by the way that chopping unit is arranged in the front end of dredging machine, so that the biggish sundries in front be shredded, can protect in this way
Dredging effect is demonstrate,proved, to adapt to complicated pipeline environment.
It 3, not only can be by the mud of bottom of the tube or other smaller sundries by the way that cleaning unit is arranged in the lower section of vehicle frame
It sweeps up, flows to downstream then as water flow, and can will shred unit chopping with the chopping unit matching of vehicle frame front end
Sundries is arranged downstream.
4, by the way that guide wheel is arranged in the two sides of vehicle frame, position of the entire dredging machine in pipeline can be made relatively solid
It is fixed, it avoids the dredging machine in the sinuous flow of disturbance from colliding with pipeline ratio, causes the damage of dredging machine or pipeline.
Detailed description of the invention
Fig. 1 is the schematic perspective view in a direction of drain cleaner；
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1；
Fig. 3 is the enlarged structure schematic diagram of part B in Fig. 1；
Fig. 4 is the schematic perspective view in another direction of drain cleaner；
Fig. 5 is the enlarged structure schematic diagram of C portion in Fig. 4；
Fig. 6 is the explosive view of Fig. 1；
Fig. 7 is the enlarged structure schematic diagram of the part D in Fig. 6；
Fig. 8 is the schematic perspective view of guide wheel；
Attachment structure schematic diagram of the Fig. 9 between middle studdle, intermediate trailing wheel and vehicle frame；
Figure 10 is the A-A cross-sectional view in Fig. 9；
Figure 11 is the schematic perspective view of walking unit；
Figure 12 is the top view of walking unit；
Figure 13 is the schematic perspective view for shredding unit；
Figure 14 is the enlarged structure schematic diagram of the part E in Figure 13；
Figure 15 is the schematic perspective view of blade；
Figure 16 is the schematic perspective view of cleaning unit.
In figure: 1- vehicle frame, 11- positioning protrusion, 12- headlamp, 2- walking unit, 21- first motor, 22- speed reducer,
23- main wheel, 24- chain, 25- accessory whorl, 3- shred unit, 31- spindle box, 32- main shaft, the first driven gear of 321-, 33- knife rest
Axis, 331- mounting plate, 34- torque motor, the first driving gear of 341-, 35- elevating ram, 36- blade, 37- push rod, 4- are cleaned
Unit, 41- clean disk, the second driving gear of 42-, the second driven gear of 43-, the second motor of 44-, 45- gear cap, 5- guide wheel list
Member, 51- middle studdle, 511- intermediate trailing wheel, 512- positioning pin, 52- guide sleeve, 521- sliding slot, the first spring of 53-, the side 54-
To support rod, 541- side guide wheel, 55- second spring, 6- giant, 7- operation camera.
Specific embodiment
Embodiment one
As shown in Fig. 1, Fig. 4 and Fig. 6, a kind of urban duct dredging machine includes vehicle frame 1, the arranged on left and right sides point of the vehicle frame 1
It is not provided with walking unit 2, the front end of the vehicle frame 1 is provided with chopping unit 3, and it is single that the lower section of the vehicle frame 1 is provided with cleaning
Member 4, be provided in the vehicle frame 1 control unit and for for walking unit 2, shred unit 3, cleaning unit 4 provides the energy
Battery, hydraulic station.
As a kind of specific embodiment, vehicle frame 1 described in the present embodiment is a body structure, including is welded by profile
Made of frame and the cover board being fixedly installed on outside the frame.
As is illustrated by figs. 11 and 12, the walking unit 2 includes two main wheels 23, and main wheel 23 described in two is distinguished
It is rotatablely connected by bearing assembly and the vehicle frame 1.It is provided with transmission mechanism between main wheel 23 described in two, and wherein one
A main wheel 23 is connected with driving device.As a kind of specific embodiment, driving device described in the present embodiment includes first
The output shaft of motor 21 and speed reducer 22, the first motor 21 is connected with the input shaft of speed reducer 22, the speed reducer 22
Output shaft is connected with one of main wheel 23.The transmission mechanism uses chain conveyer, sets on the wheel shaft of one of main wheel 23
It is equipped with drive sprocket, driven sprocket is provided on the wheel shaft of another main wheel 23, between the drive sprocket and driven sprocket
It is provided with chain 24.
Preferably, the main wheel 23 in main wheel 23 described in two positioned at rear side is connected with driving device, correspondingly, described
Drive sprocket is set on the wheel shaft of the main wheel 23 of rear side, and the driven sprocket is set to the main wheel 23 positioned at front side
On wheel shaft.
Further, since the section of pipeline is circle, in order to improve stability when dredging machine is advanced, such as Figure 11 and figure
Shown in 12, the outside of the main wheel 23 is provided with an accessory whorl 25, and 25 diameter of accessory whorl is less than the main wheel 23, and with institute
The main wheel 23 stated is fixedly connected.
As shown in Figure 13 and Figure 14, the chopping unit 3 includes spindle box 31, and the spindle box 31 is by two structures
Identical and mirror-image arrangement case lid fastens, and two case lids are bolted to connection.Master is provided in the spindle box 31
Axis 32, and the both ends of the main shaft 32 pass through bearing assembly respectively and the spindle box 31 is rotatablely connected.The main shaft 32
It is upper to be fixedly installed the first driven gear 321 in the spindle box 31, it is meshed with first driven gear 321
The first driving gear 341 be fixedly installed on the output end of torque motor 34, the torque motor 34 is fixedly installed on described
Spindle box 31 in.The both ends of the main shaft 32 pass through the outside that the spindle box 31 extends to the spindle box 31, and institute
The both ends for stating main shaft 32 are fixedly installed tool axis 33 respectively, are axially fixed on the tool axis 33 and are provided with multiple groups blade
36.As shown in Figure 2 and Figure 5, push rod 37, and the one of the push rod 37 are provided between the rear end and vehicle frame 1 of the spindle box 31
End is fixedly connected with the spindle box 31, and the other end of the push rod 37 is hinged with the vehicle frame 1.The spindle box 31
Upper side and vehicle frame 1 between be provided with elevating ram 35 for lifting chopping unit 3, the cylinder body of the elevating ram 35 is logical
It crosses articulated shaft to be hinged with the vehicle frame 1, the piston rod of the elevating ram 35 passes through articulated shaft and the spindle box 31
It is hinged.
Further, as shown in figure 13, each group of blade 36 includes three blades 36, and between two neighboring blade 36
Angle be 120 °.
Further, in order to meet the requirement of conduit running, as described in Figure 12, the length of the blade 36 on the tool axis 33
Degree is sequentially reduced (using one end close to spindle box 31 as inner end) from inside to outside.
Further, as shown in Fig. 3 and Figure 15, mounting plate 331, the blade 36 are provided on the tool axis 33
It is fixedly connected by bolt with the mounting plate 331.
As shown in Fig. 4, Fig. 6 and Figure 16, the cleaning unit 4 includes the second driving gear 42 and two the second driven tooths
Wheel 43, and the second driven gear 43 described in two is meshed with second driving gear 42 respectively, the described in two
Ability meshing relation is not deposited between two driven gears 43.Second driving gear 42 and the second driven gear 43 is respectively positioned on described
The lower section of vehicle frame 1, and be rotatablely connected by bearing assembly and the vehicle frame 1.The second electricity is fixedly installed in the vehicle frame 1
Machine 44, and the output shaft of second motor 44 is connected with second driving gear 42.Second driving gear, 42 He
It is fixedly installed clean disk 41 respectively on the downside of second driven gear 43.
Further, in order to avoid the hard dirt in pipeline causes to damage to gear, as shown in Fig. 4 and Figure 16, vehicle frame 1
Lower section be fixedly installed gear cap 45, second driving gear 42 and the second driven gear 43 are wrapped in the gear
Lid 45 closes 1 bottom plate of vehicle frame and is formed by space, is provided on the bottom surface of the gear cap 45 for accommodating the clean disk 41
Avoid holes, the bristle of the clean disk 41 passes through the lower section that the avoid holes extend to the gear cap 45.
Further, since the section of pipeline is circle, the main wheel 23 of walking unit 2 is integrally located under the dredging machine
The upper end in portion, dredging machine can not be adjacent to duct wall, and therefore, the overall width of dredging machine is less than the diameter of pipeline, dredge
Logical machine not for relatively-stationary state, i.e., is in the duct to have certain activity space within the scope of section.In this way, working as
The sinuous flow for encountering disturbance makes, and may have the danger that dredging machine and pipe side wall collide, this can not only damage dredging machine,
Also pipeline can be caused to damage, reduces the service life of pipeline.
For this purpose, as illustrated in figures 1 and 8, the top that the arranged on left and right sides of the vehicle frame 1 is located at the walking unit 2 is provided with
Guide wheel 5.
The guide wheel 5 includes middle studdle 51, and the outer end of the middle studdle 51 is provided with intermediate trailing wheel
511, the intermediate trailing wheel 511 is rotatablely connected by bearing assembly and the middle studdle 51, and the intermediate trailing wheel
511 axis is vertical with the axis of the main wheel 23.The inner end of the middle studdle 51 is slidably connected with the vehicle frame 1,
A guide sleeve 52 is fixedly installed on the vehicle frame 1 by welding, as shown in Figure 9 and Figure 10, the intermediate branch
The inner end of strut 51 is inserted into the guide sleeve 52, and can be horizontally slipped along the guide sleeve 52.The intermediate supports
The inner end of bar 51 is provided with positioning pin 512, and the positioning pin 512 passes through the guide sleeve 52 and extends to the guide sleeve
52 outside, be provided on the guide sleeve 52 matched with the positioning pin 512 in oval poroid sliding slot 521.
The first spring 53 is provided between the middle studdle 51 and vehicle frame 1 in the guide sleeve 52.
Further, as illustrated in figures 1 and 8, positioned at the front and rear sides of the middle studdle 51 point on the vehicle frame 1
It is not provided with lateral support bar 54, and the oblique front side of lateral support bar 54 for being located at front side extends, positioned at the lateral support of rear side
The oblique rear side of bar 54 extends.The outer end of the lateral support bar 54 is provided with side guide wheel 541, and the side guide wheel 541 is logical
It crosses bearing assembly and the lateral support bar 54 is rotatablely connected, and the axis of the side guide wheel 541 and the main wheel 23
Axis is vertical.The inner end of the lateral support bar 54 is hinged by articulated shaft with the vehicle frame 1, the lateral support bar 54
Middle part and vehicle frame 1 between be provided with second spring 55.
As a kind of specific embodiment, as shown in fig. 7, dividing on vehicle frame 1 described in the present embodiment and lateral support bar 54
It is not provided with positioning protrusion 11, the both ends of the second spring 55 are sheathed on respectively on the positioning protrusion 11.
Further, as shown in Figure 1, being provided with giant 6 on the upper side of the vehicle frame 1, it is preferred that the vehicle frame
Two groups of giants 6 are provided on 1 upper side.
Further, as shown in Figure 1, being provided with operation camera 7 on the upper side of the vehicle frame 1, and the operation
Camera 7 is between giant 6 described in two.The operation camera 7 passes through data circuit for captured pipe
Picture in road is real-time transmitted to the terminal installation of bottom surface, to facilitate the operator of bottom surface to understand the working condition in pipeline.
Further, the front side of the vehicle frame 1 is provided with headlamp 12.
Embodiment two
It is provided with active rotating shaft and two driven spindles on the bottom plate of the vehicle frame 1, and the active rotating shaft and driven
Shaft passes through bearing assembly respectively and the bottom plate of the vehicle frame 1 is rotatablely connected.The lower end of the active rotating shaft and driven spindle is solid
Surely it is provided with clean disk 41, the upper end of the active rotating shaft is connected with the second motor 44, the second motor 44 fixed setting
In in the vehicle frame 1.The active rotating shaft is located at second driving gear 42 that is internally provided with of the vehicle frame 1, described
It is driven that inside on driven spindle positioned at the vehicle frame 1 is respectively arranged with second to be meshed with second driving gear 42
Gear 43, and meshing relation is not present between the second driven gear 43 described in two.
Remaining structure is the same as embodiment one.
Claims (10)
1. a kind of urban duct dredging machine, it is characterised in that: including vehicle frame, control unit, electric power storage are provided in the vehicle frame
Pond and hydraulic station, the arranged on left and right sides of the vehicle frame are respectively arranged with walking unit, and it is single that chopping is provided on front side of the vehicle frame
Member；
The walking unit includes two main wheels being rotatablely connected with the vehicle frame, is provided with driver between two main wheels
Structure, and one of main wheel is connected with driving device；
The chopping unit includes spindle box, and the spindle box is rotatablely connected by push rod and the vehicle frame, described
Elevating ram is provided between vehicle frame and spindle box；
Main shaft and torque motor are arranged in parallel in the spindle box, the both ends of the main shaft pass through the spindle box and extend
The extremely outside of the spindle box, and be rotatablely connected with the spindle box；
The first driven gear is fixedly installed on the main shaft, the output end of the torque motor is provided with and described first
The first driving gear that driven gear is meshed；
The both ends of the main shaft are fixedly installed tool axis respectively, are axially fixed on the tool axis and are provided with multiple groups knife
Piece.
2. a kind of urban duct dredging machine according to claim 1, it is characterised in that: the outside of the main wheel is fixedly installed
There is an accessory whorl, and the accessory whorl diameter is less than the main wheel.
3. a kind of urban duct dredging machine according to claim 1, it is characterised in that: after being located in main wheel described in two
The main wheel of side is connected with driving device.
4. a kind of urban duct dredging machine according to claim 1, it is characterised in that: each group of blade includes three knives
Piece, and the angle between two neighboring blade is 120 °, the length of the blade is sequentially reduced from inside to outside.
5. a kind of urban duct dredging machine according to claim 1, it is characterised in that: be provided on the downside of the vehicle frame clear
Unit is swept, the cleaning unit includes the second driving gear and two to be meshed respectively with second driving gear
Two driven gears, second driving gear and the second driven gear are respectively positioned on the lower section of the vehicle frame, and pass through bearing group
Part and the vehicle frame are rotatablely connected, and are fixedly installed the second motor, and the output shaft of second motor in the vehicle frame
It is connected with second driving gear, is fixedly installed respectively on the downside of second driving gear and the second driven gear
There is clean disk.
6. a kind of urban duct dredging machine according to claim 5, it is characterised in that: be provided with gear below vehicle frame
Lid, second driving gear and the second driven gear are wrapped in the gear cap conjunction frame panel and are formed by space
It is interior, the avoid holes for accommodating the clean disk are provided on the bottom surface of the gear cap.
7. a kind of urban duct dredging machine according to claim 1, it is characterised in that: the arranged on left and right sides position of the vehicle frame
Guide wheel is provided with above the walking unit, the guide wheel includes middle studdle, the intermediate supports
The outer end rotation of bar is provided with intermediate trailing wheel, and the axis of the intermediate trailing wheel is vertical with the axis of the main wheel, the centre
The inner end of support rod is slidably connected with the vehicle frame, and is provided between the middle studdle and vehicle frame for hindering
State middle studdle first spring mobile to vehicle frame side.
8. a kind of urban duct dredging machine according to claim 7, it is characterised in that: be located at the centre on the vehicle frame
The front and rear sides of support rod is respectively arranged with lateral support bar, and the outer end rotation of the lateral support bar is provided with side guide wheel,
And the axis of the side guide wheel is vertical with the axis of the main wheel, inner end and the vehicle frame of the lateral support bar are mutually cut with scissors
It connects, is provided with second spring between the middle part and vehicle frame of the lateral support bar.
9. a kind of urban duct dredging machine according to claim 1, it is characterised in that: be arranged on the upper side of the vehicle frame
There is giant.
10. a kind of urban duct dredging machine according to claim 1, it is characterised in that: set on the upper side of the vehicle frame
It is equipped with operation camera, is provided with headlamp on front side of the vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910922821.3A CN110499818B (en) | 2019-09-27 | 2019-09-27 | Urban pipeline dredging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910922821.3A CN110499818B (en) | 2019-09-27 | 2019-09-27 | Urban pipeline dredging machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110499818A true CN110499818A (en) | 2019-11-26 |
| CN110499818B CN110499818B (en) | 2021-05-07 |
Family
ID=68592896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910922821.3A Active CN110499818B (en) | 2019-09-27 | 2019-09-27 | Urban pipeline dredging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110499818B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779056A (en) * | 2020-07-06 | 2020-10-16 | 薛燕芬 | Automatic dredging device for road drainage channel |
| CN112095770A (en) * | 2020-09-18 | 2020-12-18 | 陈志峰 | Dredging device for drain pipe |
| CN112282037A (en) * | 2020-09-16 | 2021-01-29 | 南京驭逡通信科技有限公司 | Municipal pipeline silt cleaning machines people |
| CN114197626A (en) * | 2021-12-10 | 2022-03-18 | 华中科技大学 | Pipeline cleaning robot |
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| CN206539819U (en) * | 2017-03-02 | 2017-10-03 | 山东科技大学 | It is a kind of to clear up robot from tapered pipeline |
| CN108166606A (en) * | 2018-01-31 | 2018-06-15 | 北京工业大学 | A kind of crawler type dredging robot |
| CN109719094A (en) * | 2018-12-28 | 2019-05-07 | 重庆文理学院 | Pipeline cleaning machine people |
| CN110142267A (en) * | 2019-05-23 | 2019-08-20 | 巢湖学院 | Sweeping robot in a kind of pipe |
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| KR100866028B1 (en) * | 2008-01-21 | 2008-10-30 | 이원규 | Dredging machine for sludge disposal of underdrain box |
| CN203361325U (en) * | 2013-07-26 | 2013-12-25 | 孙凤宝 | Sewer dredger |
| CN206539819U (en) * | 2017-03-02 | 2017-10-03 | 山东科技大学 | It is a kind of to clear up robot from tapered pipeline |
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| CN111779056A (en) * | 2020-07-06 | 2020-10-16 | 薛燕芬 | Automatic dredging device for road drainage channel |
| CN112282037A (en) * | 2020-09-16 | 2021-01-29 | 南京驭逡通信科技有限公司 | Municipal pipeline silt cleaning machines people |
| CN112095770A (en) * | 2020-09-18 | 2020-12-18 | 陈志峰 | Dredging device for drain pipe |
| CN114197626A (en) * | 2021-12-10 | 2022-03-18 | 华中科技大学 | Pipeline cleaning robot |
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| Publication number | Publication date |
|---|---|
| CN110499818B (en) | 2021-05-07 |
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