CN109487903A - A kind of town road sewage discharge well silt cleaning device - Google Patents
A kind of town road sewage discharge well silt cleaning device Download PDFInfo
- Publication number
- CN109487903A CN109487903A CN201811448884.1A CN201811448884A CN109487903A CN 109487903 A CN109487903 A CN 109487903A CN 201811448884 A CN201811448884 A CN 201811448884A CN 109487903 A CN109487903 A CN 109487903A
- Authority
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- China
- Prior art keywords
- support frame
- sewage discharge
- town road
- cleaning device
- hydraulic cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
- E02F5/282—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways with rotating cutting or digging tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
- Sewage (AREA)
Abstract
The invention discloses a kind of town road sewage discharge well silt cleaning devices, including car body, the top of car body is equipped with delivery device, delivery device is equipped with support frame, the other end of support frame is equipped with auxiliary support mechanism, support frame is equipped with elevating mechanism, the bottom end of elevating mechanism is equipped with lifter plate, the top of lifter plate is equipped with motor, the motor shaft of motor is fixedly connected with agitator arm, the bottom end of agitator arm is through lifter plate and is fixedly connected with broken cone, agitator arm is rotatably connected on lifter plate by bearing, the periphery bottom end of agitator arm is arranged with dredging bucket and Disintegrating knife；The present invention drives agitator arm high-speed rotation by motor, to drive broken cone and Disintegrating knife high-speed rotation, broken cone breaks tamper, and broken by crushing knife, finally with completion dredging work in dredging bucket；Entire scale removal process completes the rubbish cleaning in dredging bucket in addition to human assistance, and others are to be automatically performed, and the convenience and working efficiency of dredging work is substantially improved.
Description
Technical field
The present invention relates to town road maintenance tool, specially a kind of town road sewage discharge well is cleared up with mud and is filled
It sets.
Background technique
Road drainage includes road surface drainage portion and side drainage portion, and the road surface drainage portion sequentially consists of: base,
Waterproof layer, pervious bed, the waterproof layer top are equipped with road surface drainage groove；The side drainage portion includes being set to both sides of the road
Side drainage groove below the non-watertight road edge stone and the non-watertight road edge stone adjacent with the road surface drainage portion；It is described
Water curb includes: permeable surface layer and permeable strengthening layer, contains seepy material in the permeable surface layer, the permeable strengthening layer with
The permeable surface layer inner surface is adjacent；There is cavity in the permeable strengthening layer.
In town road draining setting, it is mostly used vertical gully connection underground sewer, to realize quickly row
The purpose of water.But with the continuous generation of urban waterlogging in recent years, so that more times of gully blockings after rain, due to draining
The hole diameter of well is smaller, brings inconvenience for later period cleaning work, later period dredging work is difficult.
Summary of the invention
The purpose of the present invention is to provide a kind of town road sewage discharge well silt cleaning devices, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of town road sewage discharge well silt cleaning device, including car body, the top of car body are equipped with delivery device, push
Mechanism is equipped with support frame, and the other end of support frame is equipped with auxiliary support mechanism, and support frame is equipped with elevating mechanism, elevating mechanism
Bottom end is equipped with lifter plate, and the top of lifter plate is equipped with motor, and the motor shaft of motor is fixedly connected with agitator arm, the bottom end of agitator arm
Through lifter plate and it is fixedly connected with broken cone, agitator arm is rotatably connected on lifter plate by bearing, the periphery bottom of agitator arm
End cap is equipped with dredging bucket and Disintegrating knife.
Further, elevating mechanism includes third hydraulic cylinder, and third hydraulic cylinder is located at the top of support frame, third hydraulic cylinder
On the second telescopic rod bottom end is through support frame and to overhang between lower section, the second telescopic rod and support frame be to be slidably connected,
The periphery bottom end of second telescopic rod is uniformly equipped with several sunpenders, and sunpender is circular arc bar, and the bottom end of sunpender is fixedly connected on liter
The top end face edge of plate drops.
Further, auxiliary support mechanism includes support rod, support plate and second hydraulic cylinder, and the other end of support frame is fixed
Connection support bar, the left-hand end bottom end of support rod are equipped with support plate, and the top of support plate is equipped with second hydraulic cylinder, second hydraulic cylinder
On the first telescopic rod bottom end through support plate and stabilizer blade is fixedly connected with, be that sliding connects between the first telescopic rod and support plate
It connects.
It further, is to be integrally formed production between support rod and support frame.
Further, delivery device includes first hydraulic cylinder and two guide rails, and guide rail is T-type guide rail, and two guide rails are mutual
Symmetrically set up the side before and after the top end face of car body separately, Mobile base is slidably connected on two guide rails, first hydraulic cylinder is located at two
Right side between guide rail, the telescopic rod on hydraulic cylinder are fixedly connected with push rod, and the other end of push rod is fixedly connected on Mobile base.
It further, is the relationship being parallel to each other between push rod and guide rail.
Further, support frame is L-type structure.
Further, dredging bucket is located at the top of Disintegrating knife, and dredging bucket is the cone tank of top opening.
Further, Disintegrating knife is spatially spiral structure, and the overall diameter of Disintegrating knife is greater than the top end diameter of broken cone.
Compared with prior art, the present invention drives agitator arm high-speed rotation by motor, to drive broken cone and crush
Blade high-speed rotation, broken cone breaks tamper, and under the action of high-speed rotating Disintegrating knife, is crushed, so that stifled
Plug thing becomes fragment, works subsequently into dredging in dredging bucket, is completed；Entire scale removal process completes dredging bucket in addition to human assistance
Interior rubbish cleaning, others are to be automatically performed, and do not limited by drainage well size, and the convenience of dredging work is substantially improved
Property and working efficiency, application are very convenient.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of town road sewage discharge well silt cleaning device of the present invention；
Fig. 2 is a kind of structural schematic diagram of the lifter plate of town road sewage discharge well silt cleaning device of the present invention；
Fig. 3 is a kind of structural schematic diagram of the dredging bucket of town road sewage discharge well silt cleaning device of the present invention.
In figure: 1- car body, 2- guide rail, 3- Mobile base, 4- push rod, 5- first hydraulic cylinder, 6- support frame, 7- support rod, 8-
Support plate, the first telescopic rod of 9-, 10- stabilizer blade, 11- second hydraulic cylinder, 12- third hydraulic cylinder, the second telescopic rod of 13-, 14- are hung
Bar, 15- lifter plate, 16- motor, 17- bearing, 18- agitator arm, 19- dredging bucket, 20- Disintegrating knife, the broken cone of 21-.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
Please refer to Fig. 1~3, a kind of town road sewage discharge well silt cleaning device, including car body 1, the top of the car body 1
End is equipped with delivery device, and the delivery device is equipped with support frame 6, and support frame as described above 6 is L-type structure, the other end of support frame 6
Equipped with auxiliary support mechanism, support frame 6 is equipped with elevating mechanism, and the bottom end of the elevating mechanism is equipped with lifter plate 15, the lifting
The top of plate 15 is equipped with motor 16, and the motor shaft of the motor 16 is fixedly connected with agitator arm 18, the bottom end of the agitator arm 18
Through lifter plate 15 and it is fixedly connected with broken cone 21, agitator arm 18 is rotatably connected on lifter plate 15 by bearing 17, agitator arm
18 periphery bottom end is arranged with dredging bucket 19 and Disintegrating knife 20, and the dredging bucket 19 is located at the top of Disintegrating knife 20, clearly
Silt bucket 19 is the cone tank of top opening, and the Disintegrating knife 20 is spatially spiral structure, and the overall diameter of Disintegrating knife 20 is greater than
The top end diameter of broken cone 21, falls lifter plate 15 by elevating mechanism, to fall motor 16 and agitator arm 18, utilizes agitation
Bar 19 pushes broken cone 21 to be pierced on the tamper in drainage well, starts motor 16,18 high-speed rotation of agitator arm is driven, thus band
Dynamic broken cone 21 and 20 high-speed rotation of Disintegrating knife, broken cone 21 break tamper, and in high-speed rotating Disintegrating knife 20
It under effect, is crushed, so that tamper becomes fragment, subsequently into dredging bucket 19, dredging bucket is risen by elevating mechanism
19, it carries out human assistance and clears up dredging bucket 19, then proceed to cooperate broken cone 21 and 20 couples of Disintegrating knife rows using dredging bucket 19
It puts well and carries out tamper cleaning, entire scale removal process completes the rubbish cleaning in dredging bucket 19 in addition to human assistance, other equal
It to be automatically performed, and is not limited by drainage well size, the convenience and working efficiency of dredging work is substantially improved, using very
It is convenient.
Embodiment 2
The present embodiment is being further described on the basis of embodiment 1, and the elevating mechanism includes third hydraulic cylinder 12, described
Third hydraulic cylinder 12 is located at the top of support frame 6, the bottom end of the second telescopic rod 13 on third hydraulic cylinder 12 through support frame 6 and
Overhanging between lower section, the second telescopic rod 13 and support frame 6 is to be slidably connected, and the periphery bottom end of the second telescopic rod 13 is uniform
Equipped with several sunpenders 14, the sunpender 14 is circular arc bar, and the bottom end of sunpender 14 is fixedly connected on the top end face edge of lifter plate 15,
It is stretched out by third hydraulic cylinder 12 or withdraws the second telescopic rod 13, to complete the down or up operation of lifter plate 15, in turn
Complete the down or up operation of broken cone 21 and Disintegrating knife 20.
The auxiliary support mechanism includes support rod 7, support plate 8 and second hydraulic cylinder 11, the other end of support frame as described above 6
It is fixedly connected with support rod 7, is to be integrally formed production between the support rod 7 and support frame 6, the left-hand end bottom end of support rod 7 is set
There is support plate 8, the top of the support plate 8 is equipped with second hydraulic cylinder 11, the bottom end of the first telescopic rod 9 in second hydraulic cylinder 11
Through support plate 8 and it is fixedly connected with stabilizer blade 10, is to be slidably connected between first telescopic rod 9 and support plate 8, dredging work is opened
Zhan Qian first passes through the first telescopic rod 9 of stretching of second hydraulic cylinder 11 to fall stabilizer blade 10 and is supported on ground using stabilizer blade 10, from
And the stability of support frame 6 is improved, guarantee going on smoothly for dredging work.
The delivery device includes first hydraulic cylinder 5 and two guide rails 2, and the guide rail 2 is T-type guide rail, two 2 phases of guide rail
Mutually symmetrically set up the side before and after the top end face of car body 1 separately, Mobile base 3, the first hydraulic cylinder are slidably connected on two guide rails 2
5 are located at the right side between two guide rails 2, and the telescopic rod on hydraulic cylinder 5 is fixedly connected with push rod 4, and the other end of the push rod 4 is fixed
It is connected on Mobile base 3, is the relationship being parallel to each other between push rod 4 and guide rail 2, stretched or shunk by first hydraulic cylinder 5 and stretched
Contracting bar and then to the left push rod 4 pull to the right push rod 4, and then realize moving downward and moving right for Mobile base 3, to adjust
The position of whole support frame 6 is conveniently adjusted broken cone 21 and gos deep into drainage well, improves the flexibility used.
The working principle of embodiment 1-2 falls lifter plate 15 by elevating mechanism, to fall motor 16 and agitator arm
18, it is pushed using agitator arm 19 on the tamper in broken 21 piercing drainage well of cone, starts motor 16, drive 18 high speed of agitator arm
Rotation, to drive broken cone 21 and 20 high-speed rotation of Disintegrating knife, broken cone 21 breaks tamper, and in high-speed rotating powder
It under the action of broken blade 20, is crushed, so that tamper becomes fragment, subsequently into dredging bucket 19, passes through elevating mechanism
Dredging bucket 19 is risen, human assistance is carried out and clears up dredging bucket 19, then proceed to cooperate broken cone 21 using dredging bucket 19 and is crushed
Blade 20 carries out tamper cleaning to drainage well, and entire scale removal process is clear in addition to the rubbish in human assistance completion dredging bucket 19
Reason, others are to be automatically performed, and do not limited by drainage well size, and the convenience and work effect of dredging work is substantially improved
Rate, application are very convenient.
The innovation of the invention consists in that motor 16 drives 18 high-speed rotation of agitator arm, to drive broken cone 21 and crush
20 high-speed rotation of blade, broken cone 21 breaks tamper, and under the action of high-speed rotating Disintegrating knife 20, is crushed,
So that tamper becomes fragment, subsequently into dredging bucket 19, dredging bucket 19 is risen by elevating mechanism, it is clear to carry out human assistance
Silt bucket 19 is cleared, entire scale removal process completes the rubbish cleaning in dredging bucket 19 in addition to human assistance, and others are automatic complete
At, and do not limited by drainage well size, the convenience and working efficiency of dredging work is substantially improved, application is very convenient.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
Various changes can be made.
Claims (9)
1. a kind of town road sewage discharge well silt cleaning device, including car body (1), which is characterized in that the top of car body (1)
End is equipped with delivery device, and delivery device is equipped with support frame (6), and the other end of support frame (6) is equipped with auxiliary support mechanism, support
Frame (6) is equipped with elevating mechanism, and the bottom end of elevating mechanism is equipped with lifter plate (15), and the top of lifter plate (15) is equipped with motor (16),
The motor shaft of motor (16) is fixedly connected with agitator arm (18), and the bottom end of agitator arm (18) through lifter plate (15) and is fixedly connected
Broken cone (21), agitator arm (18) are rotatably connected on lifter plate (15) by bearing (17), the periphery bottom of agitator arm (18)
End cap is equipped with dredging bucket (19) and Disintegrating knife (20).
2. a kind of town road sewage discharge well silt cleaning device according to claim 1, which is characterized in that lifting
Mechanism includes third hydraulic cylinder (12), and third hydraulic cylinder (12) is located at the top of support frame (6), and on third hydraulic cylinder (12)
The bottom end of two telescopic rods (13) is through support frame (6) and overhanging is sliding between lower section, the second telescopic rod (13) and support frame (6)
Dynamic connection, the periphery bottom end of the second telescopic rod (13) are uniformly equipped with several sunpenders (14), and sunpender (14) is circular arc bar, sunpender
(14) bottom end is fixedly connected on the top end face edge of lifter plate (15).
3. a kind of town road sewage discharge well silt cleaning device according to claim 1, which is characterized in that auxiliary
Supporting mechanism includes support rod (7), support plate (8) and second hydraulic cylinder (11), and the other end of support frame (6) is fixedly connected with support
The left-hand end bottom end of bar (7), support rod (7) is equipped with support plate (8), and the top of support plate (8) is equipped with second hydraulic cylinder (11), the
The bottom end of the first telescopic rod (9) on two hydraulic cylinders (11) is through support plate (8) and is fixedly connected with stabilizer blade (10), the first telescopic rod
It (9) is to be slidably connected between support plate (8).
4. a kind of town road sewage discharge well silt cleaning device according to claim 3, which is characterized in that support
It is to be integrally formed production between bar (7) and support frame (6).
5. a kind of town road sewage discharge well silt cleaning device according to claim 1, which is characterized in that push
Mechanism includes first hydraulic cylinder (5) and two guide rails (2), and guide rail (2) is T-type guide rail, and two guide rails (2) are symmetrical to set up separately
In the top end face front and back side of car body (1), slidably connected Mobile base (3) on two guide rails (2), first hydraulic cylinder (5) is located at two
Right side between a guide rail (2), the telescopic rod on hydraulic cylinder (5) are fixedly connected push rod (4), and the other end of push rod (4) is fixed to be connected
It connects on Mobile base (3).
6. a kind of town road sewage discharge well silt cleaning device according to claim 5, which is characterized in that push rod
It (4) is the relationship being parallel to each other between guide rail (2).
7. a kind of town road sewage discharge well silt cleaning device according to claim 1, which is characterized in that support
Frame (6) is L-type structure.
8. a kind of town road sewage discharge well silt cleaning device according to claim 1, which is characterized in that dredging
Bucket (19) is located at the top of Disintegrating knife (20), and dredging bucket (19) is the cone tank of top opening.
9. a kind of town road sewage discharge well silt cleaning device according to claim 8, which is characterized in that crush
Blade (20) is spatially spiral structure, and the overall diameter of Disintegrating knife (20) is greater than the top end diameter of broken cone (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811448884.1A CN109487903B (en) | 2018-11-28 | 2018-11-28 | Sludge cleaning device for municipal road sewage discharge well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811448884.1A CN109487903B (en) | 2018-11-28 | 2018-11-28 | Sludge cleaning device for municipal road sewage discharge well |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109487903A true CN109487903A (en) | 2019-03-19 |
| CN109487903B CN109487903B (en) | 2023-04-07 |
Family
ID=65698775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811448884.1A Active CN109487903B (en) | 2018-11-28 | 2018-11-28 | Sludge cleaning device for municipal road sewage discharge well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109487903B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924460A (en) * | 2019-12-09 | 2020-03-27 | 王长波 | Hydraulic engineering desilting device |
| CN111021452A (en) * | 2019-12-12 | 2020-04-17 | 安徽合矿环境科技股份有限公司 | Desilting device for comprehensive treatment of river channel |
| CN111236034A (en) * | 2020-04-01 | 2020-06-05 | 山东理工大学 | V-shaped grooving machine for pavement curved crack repairing construction |
| CN111501985A (en) * | 2020-05-13 | 2020-08-07 | 上海与非日用品有限公司 | Device capable of dredging blocked floor drain and cleaning floor drain and periphery of floor drain |
| CN112031146A (en) * | 2020-09-09 | 2020-12-04 | 聊城职业技术学院 | Highway drainage ditch dredging equipment |
| CN112761242A (en) * | 2020-12-25 | 2021-05-07 | 安徽合宇天成建设工程有限公司 | Engineering environmental protection desilting equipment of municipal administration pipeline |
| CN114086657A (en) * | 2021-12-08 | 2022-02-25 | 中拓建设有限公司 | Town road sewage is silt intelligent cleaning device for well |
| CN114351847A (en) * | 2021-12-08 | 2022-04-15 | 安徽钰诚建筑工程有限公司 | Municipal administration is environmental protection desilting device for hydraulic engineering |
| CN114508144A (en) * | 2022-03-23 | 2022-05-17 | 张鸿杰 | Vehicle-mounted rainwater port dirt removing device |
| CN114086657B (en) * | 2021-12-08 | 2024-07-05 | 中拓建设有限公司 | Silt intelligent cleaning device for municipal road sewage well |
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| JPH0882000A (en) * | 1994-09-12 | 1996-03-26 | Masayoshi Ogawa | Automobile loading type sewage sludge collector |
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| CN108442505A (en) * | 2018-06-01 | 2018-08-24 | 河北工业大学 | A kind of dredging vehicle for clearing up sewer at inspection shaft |
| CN108612181A (en) * | 2018-05-09 | 2018-10-02 | 杭州君呈贸易有限公司 | A kind of municipal administration sewer manhole high efficiency dredging vehicle |
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| JPH0882000A (en) * | 1994-09-12 | 1996-03-26 | Masayoshi Ogawa | Automobile loading type sewage sludge collector |
| CN101418591A (en) * | 2007-10-24 | 2009-04-29 | 黄群德 | Manhole dirt cleaning truck |
| CN104695542A (en) * | 2015-02-12 | 2015-06-10 | 山东全欧环境产业有限公司 | Cleaning machine for rainwater well and bilge well |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924460A (en) * | 2019-12-09 | 2020-03-27 | 王长波 | Hydraulic engineering desilting device |
| CN111021452A (en) * | 2019-12-12 | 2020-04-17 | 安徽合矿环境科技股份有限公司 | Desilting device for comprehensive treatment of river channel |
| CN111236034A (en) * | 2020-04-01 | 2020-06-05 | 山东理工大学 | V-shaped grooving machine for pavement curved crack repairing construction |
| CN111236034B (en) * | 2020-04-01 | 2024-05-28 | 山东理工大学 | V-shaped grooving machine for pavement bending crack repairing construction |
| CN111501985A (en) * | 2020-05-13 | 2020-08-07 | 上海与非日用品有限公司 | Device capable of dredging blocked floor drain and cleaning floor drain and periphery of floor drain |
| CN112031146A (en) * | 2020-09-09 | 2020-12-04 | 聊城职业技术学院 | Highway drainage ditch dredging equipment |
| CN112761242A (en) * | 2020-12-25 | 2021-05-07 | 安徽合宇天成建设工程有限公司 | Engineering environmental protection desilting equipment of municipal administration pipeline |
| CN114086657A (en) * | 2021-12-08 | 2022-02-25 | 中拓建设有限公司 | Town road sewage is silt intelligent cleaning device for well |
| CN114351847A (en) * | 2021-12-08 | 2022-04-15 | 安徽钰诚建筑工程有限公司 | Municipal administration is environmental protection desilting device for hydraulic engineering |
| CN114086657B (en) * | 2021-12-08 | 2024-07-05 | 中拓建设有限公司 | Silt intelligent cleaning device for municipal road sewage well |
| CN114508144A (en) * | 2022-03-23 | 2022-05-17 | 张鸿杰 | Vehicle-mounted rainwater port dirt removing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109487903B (en) | 2023-04-07 |
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