CN110158416A - It is a kind of can construction of the highway road roller to step construction - Google Patents

It is a kind of can construction of the highway road roller to step construction Download PDF

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Publication number
CN110158416A
CN110158416A CN201810250648.2A CN201810250648A CN110158416A CN 110158416 A CN110158416 A CN 110158416A CN 201810250648 A CN201810250648 A CN 201810250648A CN 110158416 A CN110158416 A CN 110158416A
Authority
CN
China
Prior art keywords
construction
car body
support plate
gettering
road
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.)
Pending
Application number
CN201810250648.2A
Other languages
Chinese (zh)
Inventor
王利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Hai Chen Xia Engineering Technology Co Ltd
Original Assignee
Nanjing Hai Chen Xia Engineering Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nanjing Hai Chen Xia Engineering Technology Co Ltd filed Critical Nanjing Hai Chen Xia Engineering Technology Co Ltd
Priority to CN201810250648.2A priority Critical patent/CN110158416A/en
Publication of CN110158416A publication Critical patent/CN110158416A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/22Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
    • E01C19/23Rollers therefor; Such rollers usable also for compacting soil
    • E01C19/236Construction of the rolling elements, e.g. surface configuration, rolling surface formed by endless track
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/22Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
    • E01C19/23Rollers therefor; Such rollers usable also for compacting soil
    • E01C19/238Wetting, cleaning or heating rolling elements, e.g. oiling, wiping, scraping
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/22Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
    • E01C19/23Rollers therefor; Such rollers usable also for compacting soil
    • E01C19/26Rollers therefor; Such rollers usable also for compacting soil self-propelled or fitted to road vehicles
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/22Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
    • E01C19/23Rollers therefor; Such rollers usable also for compacting soil
    • E01C19/26Rollers therefor; Such rollers usable also for compacting soil self-propelled or fitted to road vehicles
    • E01C19/268Rollers therefor; Such rollers usable also for compacting soil self-propelled or fitted to road vehicles designed for rolling surfaces not situated in the plane of the riding surface of the apparatus, e.g. stepped-down surfaces, sloping edge of surfacing
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01HSTREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H1/00Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
    • E01H1/08Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
    • E01H1/0827Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
    • E01H1/0836Apparatus dislodging all of the dirt by suction ; Suction nozzles
    • E01H1/0845Apparatus dislodging all of the dirt by suction ; Suction nozzles with mechanical loosening or feeding instruments for the dirt to be sucked- up, e.g. brushes, scrapers

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Machines (AREA)

Abstract

The invention discloses it is a kind of can construction of the highway road roller to step construction, including car body, the bottom rear end of car body is equipped with traveling wheel, the bottom front of car body is equipped with road rolling wheel, the front end of car body is provided with support plate, the upside left end of support plate is provided with lifting device, the upper end of lifting device is provided with lifter plate, first motor is provided on the downside of lifter plate, the output end of first motor is provided with shaft, the lower end of shaft passes through support plate and is provided with rotating disk, the downside cleaning brush of rotating disk, the protective cover being provided on the downside of support plate outside rotating disk, the upside right part of support plate is provided with gettering case, the left upper portion of gettering case is provided with gettering pipe, the lower end of gettering pipe is connected to protective cover, the right upper portion of gettering case offers exhaust outlet, filter screen is provided on exhaust outlet, blower is provided on exhaust outlet.The configuration of the present invention is simple, easy to use, pressure road effect is good, applied widely.

Description

It is a kind of can construction of the highway road roller to step construction
Technical field
The present invention relates to construction of the highway, it is specifically a kind of can construction of the highway road roller to step construction.
Background technique
Road roller is widely used in the construction of different kinds of roads, makes to be rolled layer change using the gravity of machinery itself It obtains smooth.It is rolled however, relying solely on muller road pavement, the effect is not very satisfactory, is easy to appear local out-of-flatness Position.And traditional steel roller is when carrying out asphalt first pressing, due to steel wheel and mixture linear contact, contact Pressure is big, and new black top mixture temperature is high in addition, state is loose, often causes pushing, the protuberance of mixture;In addition excessive Line pressure easily causes asphalt to occur crack in roller compaction process, or even makes the aggregate crusher exposed;Common pressure Road machine is only adapted to grading operation, for there is the step of high and low fall that can not construct.
Summary of the invention
The purpose of the present invention is to provide it is a kind of can construction of the highway road roller to step construction, 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:
It is a kind of can construction of the highway road roller to step construction, including car body, the bottom rear end of the car body be equipped with walking The bottom front of wheel, car body is equipped with road rolling wheel, and the outside even application of the road rolling wheel has nylon layer, and the right end of road rolling wheel is equipped with The outside of step pinch roller, the step pinch roller is equipped with step pinch roller circle, and also even application has Buddhist nun in the outside of the step pinch roller circle Imperial layer, the even application be evenly arranged on the nylon layer of road rolling wheel periphery in reticular structure and with one bodily form of nylon layer At anti-slip layer, the diameter of the step pinch roller circle is less than the diameter of road rolling wheel, and the lower lateral front of car body and rear portion are equipped with and scrape One end of mud plate, the cleaning shoe is connect with car body, and the other end of cleaning shoe is connected with traveling wheel and road rolling wheel respectively, is scraped Collecting chamber is offered on the car body on the right side of mud plate, collection port is offered on the left of the collecting chamber, and the inside of collecting chamber is equipped with The collecting board being obliquely installed, vehicle bottom centre are equipped with groove, and the inside of the groove is equipped with underlying camera, the front end of car body It is provided with support plate, the upside left end of the support plate is provided with lifting device, and the lifting device includes support rod and stretches Bar, the inside of the support rod offer accommodating cavity, and the accommodating cavity is internally provided with the second motor, second motor Output end is provided with threaded rod, and the inside of the telescopic rod offers thread cavity, the top of the threaded rod and thread cavity screw thread Connection, the upper end of lifting device are provided with lifter plate, first motor are provided on the downside of the lifter plate, the first motor Output end is provided with shaft, and the lower end of the shaft passes through support plate and is provided with rotating disk, and the downside of the rotating disk cleans It brushes, the protective cover being provided with outside rotating disk on the downside of support plate, the upside right part of support plate is provided with gettering case, described The left upper portion of gettering case is provided with gettering pipe, and the lower end of the gettering pipe is connected to protective cover, and the right upper portion of gettering case is opened Equipped with exhaust outlet, it is provided with filter screen on the exhaust outlet, blower is provided on exhaust outlet, the upper end of gettering case is provided with hydraulic Cylinder, the lower end of the hydraulic cylinder are located in gettering case and are provided with stripper plate.
As a further solution of the present invention: the upside left part of the car body is equipped with driving box.
As a further solution of the present invention: the upside right part of the car body is equipped with driver's cabin.
As a further solution of the present invention: the inside of the driver's cabin is equipped with control cabinet, and the upper end of the control cabinet is set There is display.
As a further solution of the present invention: the inside of the driver's cabin is additionally provided with sofa stool.
As a further solution of the present invention: the shaft is slidably connected with support plate.
As further scheme of the invention: collection port is stretched out in the left end of the collecting board.
Compared with prior art, the beneficial effects of the present invention are: the nylon layer of flexible material can assist road rolling wheel to work, It can be avoided the generation for rolling crack, improve asphalt rolls quality, is equipped with step pinch roller circle, both can be to level land Compacting construction is carried out, cleaning shoe can also be equipped with specifically for there is the step of high and low fall to construct, will be stained with by cleaning shoe The pitch being sticked on pinch roller scrapes off, and falls into collecting chamber, improves consolidation effect, improves drive safety, and practicability is stronger, protects Compacting uniformity is demonstrate,proved.The setting of cleaning brush, rotating disk rotation drive cleaning brush road pavement to carry out rotary cleaning, remove on road surface Sundries, not only clean road surface, ensure that road surface compaction effect, the setting of gettering case, the sundries that cleaning brush can be cleaned It is adsorbed with dust, not only rubbish is collected, can also reduce the generation of dust.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of lifting device.
Fig. 3 is the structural schematic diagram of gettering case.
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.
Please refer to Fig. 1~3, in the embodiment of the present invention, it is a kind of can construction of the highway road roller to step construction, including Car body 1, the bottom rear end of the car body 1 are equipped with traveling wheel 2, and the bottom front of car body 1 is equipped with road rolling wheel 5, the road rolling wheel 5 Outside even application has nylon layer 6, and the right end of road rolling wheel 5 is equipped with step pinch roller 3, and the outside of the step pinch roller 3 is equipped with step Pinch roller circle 4, also even application has nylon layer 6 in the outside of the step pinch roller circle 4, and the even application is in 5 periphery of road rolling wheel Nylon layer 6 on be evenly arranged in reticular structure and with nylon layer 6 be integrally formed anti-slip layer, the step pinch roller circle 4 Diameter is less than the diameter of road rolling wheel 5, and the nylon layer 6 of flexible material can assist road rolling wheel 5 to work, can be avoided and roll crack It generates, improve asphalt rolls quality, is equipped with step pinch roller circle, both can carry out compacting construction to level land, can also With specifically for there is the step of high and low fall to construct.
The lower lateral front of car body 1 and rear portion are equipped with cleaning shoe 10, offer collection on the car body 1 on the right side of cleaning shoe 1 Chamber 7, the left side of the collecting chamber 7 offer collection port 9, and the inside of collecting chamber 7 is equipped with the collecting board 8 being obliquely installed, described to scrape One end of mud plate 8 is connect with car body 1, and the other end of cleaning shoe 1 is connected with traveling wheel 2 and road rolling wheel 5 respectively, the collection Collection port is stretched out in the left end of 8 plates, and groove 26 is equipped among 1 bottom of car body, and the inside of the groove 26 is equipped with underlying camera 27, The upside left part of the car body 1 is equipped with driving box 15, and the upside right part of the car body 1 is equipped with driver's cabin 11, the driver's cabin 11 Inside be equipped with control cabinet 13, the upper end of the control cabinet 13 is equipped with display 14, and the inside of the driver's cabin 11 is additionally provided with sand Stool 12 is sent out, cleaning shoe 10 is equipped with, pitch of the adhesion on pinch roller is scraped off by cleaning shoe 10, is fallen into collecting chamber, is improved Consolidation effect improves drive safety, and practicability is stronger, ensure that compacting uniformity.
The front end of car body 1 is provided with support plate 18, and the upside left end of the support plate 18 is provided with lifting device 19, described Lifting device 19 includes support rod 33 and telescopic rod 34, and the inside of the support rod 33 offers accommodating cavity 35, the accommodating cavity 35 are internally provided with the second motor 36, and the output end of second motor 36 is provided with threaded rod 37, the telescopic rod 34 Inside offers thread cavity 38, and the top of the threaded rod 37 is threadedly coupled with thread cavity 38, the upper end setting of lifting device 19 There is lifter plate 20, the downside of the lifter plate 20 is provided with first motor 21, and the output end of the first motor 21, which is provided with, to be turned The lower end of axis 22, the shaft 22 passes through support plate 18 and is provided with rotating disk 23, and the shaft 23 connects with the sliding of support plate 18 It connecing, the downside cleaning brush 24 of the rotating disk 23, the downside of support plate 18 is provided with the protective cover 25 outside rotating disk 23, The upside right part of support plate 18 is provided with gettering case 16, and the left upper portion of the gettering case 16 is provided with gettering pipe 17, the suction The lower end of miscellaneous pipe 17 is connected to protective cover 25, and the right upper portion of gettering case 16 offers exhaust outlet 31, is set on the exhaust outlet 31 It is equipped with filter screen 32, blower 30 is provided on exhaust outlet 31, the upper end of gettering case 16 is provided with hydraulic cylinder 28, the hydraulic cylinder 28 Lower end be located in gettering case 16 and be provided with stripper plate 29, the setting of cleaning brush 24, the rotation of rotating disk 23 drives cleaning brush 24 Road pavement carries out rotary cleaning, removes the sundries on road surface, not only cleans road surface, ensure that road surface compaction effect, gettering case 16 setting, the sundries and dust that can be cleaned to cleaning brush 24 adsorb, are not only collected to rubbish, can also reduce ash The generation of dirt.
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.
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 embodiments being understood that.

Claims (8)

1. one kind can construction of the highway road roller to step construction, including car body, which is characterized in that the bottom of the car body Rear end is equipped with traveling wheel, and the bottom front of car body is equipped with road rolling wheel, and the outside even application of the road rolling wheel has nylon layer, presses road The right end of wheel is equipped with step pinch roller, and the outside of the step pinch roller is equipped with step pinch roller circle, the outside of the step pinch roller circle Even application has a nylon layer, the even application be evenly arranged on the nylon layer of road rolling wheel periphery in reticular structure and with The integrally formed anti-slip layer of nylon layer, the diameter of the step pinch roller circle are less than the diameter of road rolling wheel, the lower lateral front of car body and Rear portion is equipped with cleaning shoe, and one end of the cleaning shoe is connect with car body, the other end of cleaning shoe respectively with traveling wheel and pressure road Wheel connects, and offers collecting chamber on the car body on the right side of cleaning shoe, collection port is offered on the left of the collecting chamber, collects The inside of chamber is equipped with the collecting board being obliquely installed, and groove is equipped among vehicle bottom, and the inside of the groove is equipped with underlying camera shooting Head, the front end of car body are provided with support plate, and the upside left end of the support plate is provided with lifting device, and the lifting device includes Support rod and telescopic rod, the inside of the support rod offer accommodating cavity, and the accommodating cavity is internally provided with the second motor, institute The output end for stating the second motor is provided with threaded rod, and the inside of the telescopic rod offers thread cavity, the top of the threaded rod It is threadedly coupled with thread cavity, the upper end of lifting device is provided with lifter plate, and first motor, institute are provided on the downside of the lifter plate The output end for stating first motor is provided with shaft, and the lower end of the shaft passes through support plate and is provided with rotating disk, the rotation The downside cleaning brush of disk, the protective cover being provided on the downside of support plate outside rotating disk, the upside right part setting of support plate There is gettering case, the left upper portion of the gettering case is provided with gettering pipe, and the lower end of the gettering pipe is connected to protective cover, gettering case Right upper portion offer exhaust outlet, filter screen is provided on the exhaust outlet, is provided with blower on exhaust outlet, gettering case it is upper End is provided with hydraulic cylinder, and the lower end of the hydraulic cylinder is located in gettering case and is provided with stripper plate.
2. one kind according to claim 1 can construction of the highway road roller to step construction, which is characterized in that described The upside left part of car body is equipped with driving box.
3. one kind according to claim 1 can construction of the highway road roller to step construction, which is characterized in that described The upside right part of car body is equipped with driver's cabin.
4. one kind according to claim 3 can construction of the highway road roller to step construction, which is characterized in that described The inside of driver's cabin is equipped with control cabinet, and the upper end of the control cabinet is equipped with display.
5. one kind according to claim 1 can construction of the highway road roller to step construction, which is characterized in that described The inside of driver's cabin is additionally provided with sofa stool.
6. one kind according to claim 1 can construction of the highway road roller to step construction, which is characterized in that described Shaft is slidably connected with support plate.
7. one kind according to claim 1 can construction of the highway road roller to step construction, which is characterized in that described One end of cleaning shoe is connect with car body, and the other end of cleaning shoe is connected with traveling wheel and road rolling wheel respectively.
8. one kind according to claim 1 can construction of the highway road roller to step construction, which is characterized in that described Collection port is stretched out in the left end of collecting board.
CN201810250648.2A 2018-03-26 2018-03-26 It is a kind of can construction of the highway road roller to step construction Pending CN110158416A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810250648.2A CN110158416A (en) 2018-03-26 2018-03-26 It is a kind of can construction of the highway road roller to step construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810250648.2A CN110158416A (en) 2018-03-26 2018-03-26 It is a kind of can construction of the highway road roller to step construction

Publications (1)

Publication Number Publication Date
CN110158416A true CN110158416A (en) 2019-08-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810250648.2A Pending CN110158416A (en) 2018-03-26 2018-03-26 It is a kind of can construction of the highway road roller to step construction

Country Status (1)

Country Link
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113564987A (en) * 2021-08-13 2021-10-29 李维维 Synchronous gravel seal layer paver and construction method
CN114541307A (en) * 2022-03-05 2022-05-27 安徽羽翔建设工程有限公司 Energy-saving and environment-friendly municipal water utilization cleaning device and using method thereof
CN114717912A (en) * 2022-04-29 2022-07-08 浙江省二建建设集团有限公司 Town road is laid and is used leveler

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204676397U (en) * 2015-06-04 2015-09-30 三门中诚建设有限公司 A kind of road roller
CN204898585U (en) * 2015-08-19 2015-12-23 彭松 Fallen leaves clean processing apparatus
CN205188767U (en) * 2015-12-04 2016-04-27 无锡职业技术学院 Novel road roller
CN106863042A (en) * 2017-03-23 2017-06-20 合肥智慧龙机械设计有限公司 A kind of dustless wall grinding machine of multi-angle regulation
CN206289574U (en) * 2016-12-21 2017-06-30 惠安宏诚机械有限公司 A kind of gardens fallen leaves branch descaling machine
CN106958216A (en) * 2017-04-28 2017-07-18 四川新科环保设备制造有限公司 A kind of high-efficiency ground vacuum sweeper
CN206547717U (en) * 2017-02-25 2017-10-13 陈钦先 A kind of agricultural planting spraying machine
CN206569104U (en) * 2017-03-24 2017-10-20 杨国 A kind of booth vegetable melon and fruit plucks transport vehicle
CN107386175A (en) * 2017-08-15 2017-11-24 长沙科悦企业管理咨询有限公司 A kind of automation cleaning device for park or campus
CN107761526A (en) * 2017-09-27 2018-03-06 陕西路盾公路工程有限公司 A kind of integrated trimming device of pavement engineering

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204676397U (en) * 2015-06-04 2015-09-30 三门中诚建设有限公司 A kind of road roller
CN204898585U (en) * 2015-08-19 2015-12-23 彭松 Fallen leaves clean processing apparatus
CN205188767U (en) * 2015-12-04 2016-04-27 无锡职业技术学院 Novel road roller
CN206289574U (en) * 2016-12-21 2017-06-30 惠安宏诚机械有限公司 A kind of gardens fallen leaves branch descaling machine
CN206547717U (en) * 2017-02-25 2017-10-13 陈钦先 A kind of agricultural planting spraying machine
CN106863042A (en) * 2017-03-23 2017-06-20 合肥智慧龙机械设计有限公司 A kind of dustless wall grinding machine of multi-angle regulation
CN206569104U (en) * 2017-03-24 2017-10-20 杨国 A kind of booth vegetable melon and fruit plucks transport vehicle
CN106958216A (en) * 2017-04-28 2017-07-18 四川新科环保设备制造有限公司 A kind of high-efficiency ground vacuum sweeper
CN107386175A (en) * 2017-08-15 2017-11-24 长沙科悦企业管理咨询有限公司 A kind of automation cleaning device for park or campus
CN107761526A (en) * 2017-09-27 2018-03-06 陕西路盾公路工程有限公司 A kind of integrated trimming device of pavement engineering

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113564987A (en) * 2021-08-13 2021-10-29 李维维 Synchronous gravel seal layer paver and construction method
CN114541307A (en) * 2022-03-05 2022-05-27 安徽羽翔建设工程有限公司 Energy-saving and environment-friendly municipal water utilization cleaning device and using method thereof
CN114717912A (en) * 2022-04-29 2022-07-08 浙江省二建建设集团有限公司 Town road is laid and is used leveler

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Application publication date: 20190823

RJ01 Rejection of invention patent application after publication