CN108277767A - A kind of efficient Street surface cleaning device - Google Patents
A kind of efficient Street surface cleaning device Download PDFInfo
- Publication number
- CN108277767A CN108277767A CN201810058752.1A CN201810058752A CN108277767A CN 108277767 A CN108277767 A CN 108277767A CN 201810058752 A CN201810058752 A CN 201810058752A CN 108277767 A CN108277767 A CN 108277767A
- Authority
- CN
- China
- Prior art keywords
- car body
- sludge
- brush plate
- water tank
- communicated
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 25
- 239000010802 sludge Substances 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000010865 sewage Substances 0.000 claims abstract description 17
- 238000011010 flushing procedure Methods 0.000 claims abstract description 11
- 238000000605 extraction Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
- E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
- E01H1/103—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers in which the soiled loosening or washing liquid is removed, e.g. by suction
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Brushes (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention discloses a kind of efficient Street surface cleaning devices, including car body and scrub body, flushing machine, sludge collecting mechanism and sewage intercepting well mechanism；The car body central axis lower position is equipped with scrub body, and scrub body includes brush plate, and brush plate is equipped with below car body；The hairbrush front edge of board is equipped with lateral jet pipe, and lateral jet pipe is evenly distributed with fountain head close to one side surface of brush plate；On rear side of the brush plate mechanism is collected equipped with sludge；The sludge box is communicated with sewage intercepting well mechanism.The present invention by brush plate and fountain head equipped with reciprocating motion, to ground scrub when rinsing, and improves the effect of cleaning, improves cleaning efficiency；The present invention is equipped with and collects roller, guide pad and sludge box, is collected to sludge, realizes the separation of sludge and sewage, and sludge is avoided to block sewer；The present invention is filtered sewage by the foul water tank equipped with mateiral pump and with filter plate and overflow pipe, realizes and recycles, using water wisely.
Description
Technical field
The present invention relates to municipal machinery field, specifically a kind of efficient Street surface cleaning device.
Background technology
Environmental sanitation sprinkling truck has fortune water, spraying, flushing and emergent fire-fighting function, can voluntarily regulating pondage size（Injection is in
Column, mist, drizzle shape）；The pavement of road both sides is made due to the dust accumulation to accumulate over a long period and the mixing of other sewage
It is difficult to the hardening layer cleaned from level to level at hardened on road surface, traditional means are cleaned by giant road pavement,
Cleaning performance is preferable.
But during giant cleans, a large amount of sludge water is will produce, can everywhere be flowed along road surface, also
Hand sweeping is needed, in addition for giant in operation, water droplet clips sludge splashing, pollutes periphery and vehicle, causes pedestrian difficult
With passage, in addition sludge water enters sewer, is easy to block sewer, and the mode of giant cleaning, wastes water very much in addition
Resource needs cleaning device that is a kind of more water-saving and having collecting function to sewage.
Invention content
The purpose of the present invention is to provide a kind of efficient Street surface cleaning devices, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the present invention provides the following technical solutions：
A kind of efficient Street surface cleaning device, including car body and scrub body, flushing machine, sludge collecting mechanism and sewage intercepting well machine
Structure；The car body central axis lower position is equipped with scrub body, and scrub body includes brush plate, lead screw and the first driving electricity
Machine；Brush plate is equipped with below the car body；Sliding bar is fixedly connected at the top of the brush plate, sliding bar runs through hull bottom plate simultaneously
It extends in car body, hull bottom plate is equipped with the sliding slot being laterally arranged；It is fixedly connected with moving sleeve at the top of the sliding bar, it is mobile
Bush whorl is connected with lead screw, and lead screw extends on the right side of car body, and lead screw is located at car body outer fix and has secured in diagonal line pair
The semicircle bevel gear of title is equipped with driving bevel gear between semicircle bevel gear；The driving bevel gear is fixedly connected with the first driving
Axis, the first drive shaft are connected with the first driving motor；The front end of the scrub body is equipped with flushing machine, and flushing machine includes spray
Head, lateral jet pipe, high-pressure hydraulic pump and water tank；The hairbrush front edge of board is equipped with lateral jet pipe, and lateral jet pipe is close to brush plate
One side surface is evenly distributed with fountain head, and lateral jet pipe is communicated with high-pressure hydraulic pump by outlet pipe, and high-pressure hydraulic pump is communicated with water
Case；Mechanism is collected equipped with sludge on rear side of the brush plate, it includes collecting roller and sludge box that sludge, which collects mechanism,；The roller that collects is
The brush roll being laterally arranged collects roller and is rotatably connected to support plate by rotation axis, and rotation axis extends on the outside of support plate and connects
It is connected to the second driving motor；Described collect is equipped with sludge box on rear side of roller, sludge box and collects and is equipped with guide pad, guide pad between roller
It is equipped with arcwall face close to roller side is collected, guide pad is equipped with and is obliquely installed blanking channel, and blanking channel is connected to sludge box；It is described
Sludge box is communicated with sewage intercepting well mechanism, and sewage intercepting well mechanism includes extraction mud pipe, mateiral pump and foul water tank；The sludge box connection
There are extraction mud pipe, extraction mud pipe to be communicated with mateiral pump, mateiral pump is communicated with foul water tank；Multigroup filter plate is equipped in the foul water tank, it is dirty
Water tank is located at filter plate top position and is communicated with overflow pipe, and overflow pipe is connected to water tank.
As a further solution of the present invention：The brush plate is the cuboid that lower surface is evenly distributed with bristle.
As a further solution of the present invention：The sliding bar is slidably connected with sliding slot.
As a further solution of the present invention：The lead screw is rotatablely connected by bearing and car body inner wall.
As a further solution of the present invention：First driving motor is fixedly connected by bolt with car body outer wall；Institute
It states the first driving motor outer sheath and is equipped with protective cover, protective cover is fixedly connected with the vehicle body.
As a further solution of the present invention：The car body is body structure.
As a further solution of the present invention：The blanking channel is the bar shaped groove being laterally arranged.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention passes through brush plate equipped with reciprocating motion and spray
Head to ground scrub when rinsing, improves the effect of cleaning, improve cleaning efficiency；The present invention, which is equipped with, to be collected roller, is oriented to
Block and sludge box, are collected sludge, realize the separation of sludge and sewage, and sludge is avoided to block sewer；The present invention passes through
Foul water tank equipped with mateiral pump and with filter plate and overflow pipe, is filtered sewage, realizes and recycles, using water wisely.
Description of the drawings
Fig. 1 is the structural schematic diagram of efficient Street surface cleaning device；
Fig. 2 is the left side structure schematic diagram of efficient Street surface cleaning device；
Fig. 3 is the structural schematic diagram that roller is collected in efficient Street surface cleaning device；
Fig. 4 is the structural schematic diagram of guide pad in efficient Street surface cleaning device.
In figure：1- car bodies；101- sliding slots；2- brush plates；3- sliding bars；4- moving sleeves；5- lead screws；6- half-conical teeth
Wheel；7- driving bevel gears；The first drive shafts of 8-；The first driving motors of 9-；10- protective covers；11- transverse direction jet pipes；12- fountain heads；
13- outlet pipes；14- high-pressure hydraulic pumps；15- water tanks；16- guide pads；1601- blanking channels；17- sludge boxes；18- extraction mud pipes；
19- mateiral pumps；20- foul water tanks；21- filter plates；22- overflow pipes；23- collects roller；24- rotation axis；25- support plates；26- second
Driving motor；27- idler wheels.
Specific implementation mode
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 describes, 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.
Please refer to Fig.1~4, in the embodiment of the present invention, a kind of efficient Street surface cleaning device, including car body 1 and scrub body,
Flushing machine, sludge collecting mechanism and sewage intercepting well mechanism；The car body 1 is body structure, 1 central axis lower position of car body
Equipped with scrub body, scrub body includes brush plate 2, lead screw 5 and the first driving motor 9；1 lower section of the car body is equipped with brush plate
2, brush plate 2 is the cuboid that lower surface is evenly distributed with bristle；2 top of the brush plate is fixedly connected with sliding bar 3, slides
Bar 3 is through 1 bottom plate of car body and extends in car body 1, and 1 bottom plate of car body is equipped with the sliding slot 101 being laterally arranged, and sliding slot 101 is straight slot；
The sliding bar 3 is slidably connected with sliding slot 101, and 3 top of sliding bar is fixedly connected with moving sleeve 4, and moving sleeve 4 is threadedly coupled
There are lead screw 5, lead screw 5 to be rotatablely connected by bearing and 1 inner wall of car body, lead screw 5 extends to 1 right side of car body, and lead screw 5 is located at car body 1
Outer fix has been secured in diagonal symmetrical half-conical gear 6, and semicircle bevel gear 6 is to be equipped with half range at circumferential edges to bore tooth
Bevel gear, driving bevel gear 7 is equipped between semicircle bevel gear 6, driving bevel gear 7 and one of semicircle bevel gear 6 are ratcheting；
The driving bevel gear 7 is fixedly connected with the first drive shaft 8, and the first drive shaft 8 is connected with the first driving motor 9, the first driving
Motor 9 is fixedly connected by bolt with 1 outer wall of car body；First driving motor, 9 outer sheath is equipped with protective cover 10, protective cover 10
It is fixedly connected with car body 1；First driving motor 9 is electrically connected with external power supply, and the first driving motor 9 passes through the first driving
Axis 8 drives driving bevel gear 7 to rotate, and driving bevel gear 7 is by being in that diagonal symmetrical half-conical gear 6 drives lead screw 5 to do week
Phase property rotates and reverse, and then moving sleeve 4 and brush plate 2 is driven to do lateral reciprocating motion, is scrubbed to ground, clearly
Hardened waste layer on line of reasoning face；The front end of the scrub body is equipped with flushing machine, and flushing machine includes fountain head 12, transverse direction
Jet pipe 11, high-pressure hydraulic pump 14 and water tank 15；2 front end of the brush plate is equipped with lateral jet pipe 12, lateral jet pipe 12 and 1 bottom of car body
Portion is fixedly connected, and lateral jet pipe 12 is evenly distributed with fountain head 12 close to 2 one side surface of brush plate, and lateral jet pipe 12 passes through water outlet
Pipe 13 is communicated with high-pressure hydraulic pump 14, and high-pressure hydraulic pump 14 is fixedly connected by bolt with 1 inner wall of car body；The high-pressure hydraulic pump 14 is connected to
There are water tank 15, water tank 15 to be fixedly connected with car body 1；The high-pressure hydraulic pump 14 is electrically connected with external power supply, high-pressure hydraulic pump
It after water in water tank 15 is evacuated to lateral jet pipe 11 by 14, is sprayed from fountain head 11, road pavement is rinsed, and is improved and is rinsed effect
Fruit, while sludge being pushed to 1 rear side of car body；2 rear side of the brush plate collects mechanism equipped with sludge, and sludge collects mechanism and includes
Collect roller 23 and sludge box 17；The roller 23 that collects is the brush roll being laterally arranged, and collects roller 23 and rotates company by rotation axis 24
It is connected to support plate 25, support plate 25 is fixedly connected with 1 bottom of car body；The rotation axis 24 extends to 25 outside of support plate and connects
There are the second driving motor 26, the second driving motor 26 to be fixedly connected with support plate 25 by bolt；23 rear side of roller that collects is set
There is a sludge box 17, sludge box 17 and collect and be equipped with guide pad 16 between roller 23, guide pad 16 is equipped with arc close to 23 side of roller is collected
Shape face, guide pad 16, which is equipped with, is obliquely installed blanking channel 1601, and blanking channel 1601 is the bar shaped groove being laterally arranged, and blanking is logical
Road 1601 is connected to sludge box 17；The sludge box 17 is communicated with sewage intercepting well mechanism, sewage intercepting well mechanism include extraction mud pipe 18,
Mateiral pump 19 and foul water tank 20；The sludge box 17 is communicated with extraction mud pipe 18, and extraction mud pipe 18 is communicated with mateiral pump 19, mateiral pump 19
It is communicated with foul water tank 20, mateiral pump 19 and foul water tank 20 to be fixedly connected with 1 inner wall of car body, mateiral pump 19 electrically connects with external power supply
It connects, the sludge water in sludge box 17 is evacuated in foul water tank 20 by mateiral pump 19；Multigroup filter plate 21 is equipped in the foul water tank 20,
Foul water tank 20 is located at 21 top position of filter plate and is communicated with overflow pipe 22, and overflow pipe 22 is connected to water tank 15, by filtering
Water enters water tank 20, is recycled.
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 of 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
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements 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.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of efficient Street surface cleaning device, including car body（1）With scrub body, flushing machine, sludge collecting mechanism and sewage
Utilize mechanism；It is characterized in that, the car body（1）Central axis lower position is equipped with scrub body, and scrub body includes hairbrush
Plate（2）, lead screw（5）With the first driving motor（9）；The car body（1）Lower section is equipped with brush plate（2）；The brush plate（2）Top
It is fixedly connected with sliding bar（3）, sliding bar（3）Through car body（1）Bottom plate simultaneously extends to car body（1）It is interior, car body（1）Bottom plate is equipped with
The sliding slot being laterally arranged（101）；The sliding bar（3）Top is fixedly connected with moving sleeve（4）, moving sleeve（4）Screw thread connects
It is connected to lead screw（5）, lead screw（5）Extend to car body（1）Right side, lead screw（5）Positioned at car body（1）Outer fix has been secured in diagonal
Symmetrical semicircle bevel gear（6）, semicircle bevel gear（6）Between be equipped with driving bevel gear（7）；The driving bevel gear（7）Gu
Surely it is connected with the first drive shaft（8）, the first drive shaft（8）It is connected with the first driving motor（9）；The front end of the scrub body is set
It includes fountain head to have flushing machine, flushing machine（12）, lateral jet pipe（11）, high-pressure hydraulic pump（14）And water tank（15）；It is described
Brush plate（2）Front end is equipped with lateral jet pipe（12）, lateral jet pipe（12）Close to brush plate（2）One side surface is evenly distributed with water spray
Head（12）, lateral jet pipe（12）Pass through outlet pipe（13）It is communicated with high-pressure hydraulic pump（14）, high-pressure hydraulic pump（14）It is communicated with water tank
（15）；The brush plate（2）Rear side collects mechanism equipped with sludge, and it includes collecting roller that sludge, which collects mechanism,（23）And sludge box
（17）；It is described to collect roller（23）For the brush roll being laterally arranged, roller is collected（23）Pass through rotation axis（24）It is rotatably connected to support
Plate（25）, rotation axis（24）Extend to support plate（25）Outside is simultaneously connected with the second driving motor（26）；It is described to collect roller（23）
Rear side is equipped with sludge box（17）, sludge box（17）With collect roller（23）Between be equipped with guide pad（16）, guide pad（16）It is close to return
Collect roller（23）Side is equipped with arcwall face, guide pad（16）Equipped with being obliquely installed blanking channel（1601）, blanking channel（1601）With
Sludge box（17）Connection；The sludge box（17）It is communicated with sewage intercepting well mechanism, sewage intercepting well mechanism includes extraction mud pipe（18）, take out
Material pump（19）And foul water tank（20）；The sludge box（17）It is communicated with extraction mud pipe（18）, extraction mud pipe（18）It is communicated with mateiral pump
（19）, mateiral pump（19）It is communicated with foul water tank（20）；The foul water tank（20）It is interior to be equipped with multigroup filter plate（21）, foul water tank（20）
Positioned at filter plate（21）Top position is communicated with overflow pipe（22）, overflow pipe（22）With water tank（15）Connection.
2. a kind of efficient Street surface cleaning device according to claim 1, which is characterized in that the brush plate（2）For following table
Face is evenly distributed with the cuboid of bristle.
3. a kind of efficient Street surface cleaning device according to claim 1, which is characterized in that the sliding bar（3）With sliding slot
（101）It is slidably connected.
4. a kind of efficient Street surface cleaning device according to claim 1, which is characterized in that the lead screw（5）Pass through bearing
With car body（1）Inner wall is rotatablely connected.
5. a kind of efficient Street surface cleaning device according to claim 1, which is characterized in that first driving motor（9）
Pass through bolt and car body（1）Outer wall is fixedly connected；First driving motor（9）Outer sheath is equipped with protective cover（10）, protective cover
（10）With car body（1）It is fixedly connected.
6. a kind of efficient Street surface cleaning device according to claim 1, which is characterized in that the car body（1）For babinet knot
Structure.
7. a kind of efficient Street surface cleaning device according to claim 1, which is characterized in that the blanking channel（1601）For
The bar shaped groove being laterally arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810058752.1A CN108277767B (en) | 2018-01-22 | 2018-01-22 | High-efficient road surface belt cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810058752.1A CN108277767B (en) | 2018-01-22 | 2018-01-22 | High-efficient road surface belt cleaning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108277767A true CN108277767A (en) | 2018-07-13 |
| CN108277767B CN108277767B (en) | 2020-08-07 |
Family
ID=62804418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810058752.1A Expired - Fee Related CN108277767B (en) | 2018-01-22 | 2018-01-22 | High-efficient road surface belt cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108277767B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108903839A (en) * | 2018-09-07 | 2018-11-30 | 曾金玉 | A kind of household is entered floor cleaning equipment |
| CN112814059A (en) * | 2020-12-24 | 2021-05-18 | 郑玉珠 | Sludge cleaning device and cleaning method for municipal engineering |
| CN113684782A (en) * | 2021-08-30 | 2021-11-23 | 广州吉杰士交通设施有限公司 | Maintenance device for railway track |
| CN115839063A (en) * | 2022-12-13 | 2023-03-24 | 石家庄冀青环保设备有限公司 | Dirt separating system of washing and sweeping vehicle |
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| KR20140033982A (en) * | 2012-09-11 | 2014-03-19 | 최광준 | Side brush for road cleaning vehicle |
| CN205472795U (en) * | 2016-01-13 | 2016-08-17 | 烟台海德专用汽车有限公司 | Washing and sweeping vehicle with pottery membrane filter |
| CN205857104U (en) * | 2016-06-27 | 2017-01-04 | 无锡海升高压泵有限公司 | Multifunctional high pressure pump movable type cleaning equipment |
| CN206591476U (en) * | 2017-02-24 | 2017-10-27 | 福建海山机械股份有限公司 | A kind of high-pressure jet cleaning device and roadway pollution remove car |
| CN206752387U (en) * | 2017-05-05 | 2017-12-15 | 河南天翔新能源专用车有限公司 | A kind of high road sweeper of cleaning efficiency |
| CN206784269U (en) * | 2017-05-16 | 2017-12-22 | 四川亿尚呈科技有限公司 | Water attack road surface depression cavity, auxiliary round brush collecting dust-removing device |
| CN107503311A (en) * | 2017-09-01 | 2017-12-22 | 郑州大学 | A kind of multi-functional municipal clearing apparatus |
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2018
- 2018-01-22 CN CN201810058752.1A patent/CN108277767B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140033982A (en) * | 2012-09-11 | 2014-03-19 | 최광준 | Side brush for road cleaning vehicle |
| CN205472795U (en) * | 2016-01-13 | 2016-08-17 | 烟台海德专用汽车有限公司 | Washing and sweeping vehicle with pottery membrane filter |
| CN205857104U (en) * | 2016-06-27 | 2017-01-04 | 无锡海升高压泵有限公司 | Multifunctional high pressure pump movable type cleaning equipment |
| CN206591476U (en) * | 2017-02-24 | 2017-10-27 | 福建海山机械股份有限公司 | A kind of high-pressure jet cleaning device and roadway pollution remove car |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108903839A (en) * | 2018-09-07 | 2018-11-30 | 曾金玉 | A kind of household is entered floor cleaning equipment |
| CN112814059A (en) * | 2020-12-24 | 2021-05-18 | 郑玉珠 | Sludge cleaning device and cleaning method for municipal engineering |
| CN113684782A (en) * | 2021-08-30 | 2021-11-23 | 广州吉杰士交通设施有限公司 | Maintenance device for railway track |
| CN115839063A (en) * | 2022-12-13 | 2023-03-24 | 石家庄冀青环保设备有限公司 | Dirt separating system of washing and sweeping vehicle |
| CN115839063B (en) * | 2022-12-13 | 2023-10-20 | 石家庄冀青环保设备有限公司 | Dirt separation system of washing and sweeping vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108277767B (en) | 2020-08-07 |
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