CN109881618B - Road sweeper - Google Patents
Road sweeper Download PDFInfo
- Publication number
- CN109881618B CN109881618B CN201910147414.XA CN201910147414A CN109881618B CN 109881618 B CN109881618 B CN 109881618B CN 201910147414 A CN201910147414 A CN 201910147414A CN 109881618 B CN109881618 B CN 109881618B
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- Prior art keywords
- cleaning
- pressure
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- garbage
- pressure cleaning
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- 241001417527 Pempheridae Species 0.000 title claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 193
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 118
- 239000010865 sewage Substances 0.000 claims abstract description 27
- 239000000428 dust Substances 0.000 claims abstract description 21
- 238000004062 sedimentation Methods 0.000 claims abstract description 10
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims description 35
- 238000010408 sweeping Methods 0.000 claims description 19
- 238000001914 filtration Methods 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000003749 cleanliness Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Abstract
A road sweeper, the battery pack that is used for providing the power, clean water tank and have the rubbish carriage of back door to set gradually from front to back on the vehicle chassis, the fixed cleaning device housing that is provided with below the vehicle chassis, the cleaning device housing is provided with the wiper mechanism that is used for cleaning the road surface down, the water outlet end of clean water tank is connected to the water inlet end of wiper mechanism, the dust outlet of wiper mechanism is located the air intake connection of rubbish carriage bottom and is used for leading in the air inlet pipeline in the rubbish carriage with the rubbish that cleans mechanism, the upside of rubbish carriage is provided with the exhaust fan that is used for discharging the gaseous in the rubbish carriage, the lower part in the rubbish carriage is formed with the sedimentation sewage case through the filter baffle that is used for carrying out filterable rubbish sewage from the air inlet pipeline, the back bottom of sedimentation sewage case is provided with and is used for carrying out the sewage drain outlet of filter. The invention improves the operation efficiency, avoids secondary dust emission and improves the cleanliness of the environment.
Description
Technical Field
The present invention relates to a road cleaning apparatus. In particular to a road sweeper with a road cleaning device.
Background
At present, a plurality of rotary sweeping discs are additionally arranged on the basis of a chassis of an automobile to sweep garbage, a vacuum is formed by a blower to suck garbage houses into a garbage carriage, the garbage carriage is internally filtered, and clean air is discharged to the atmosphere. The device has the following problems that the rear semicircle tangential direction of the sweeping disc is used for sweeping garbage into the inner side of a vehicle and sucking garbage is completed, but the front semicircle of the sweeping disc is used for sweeping the garbage to the outer side of the vehicle, so that the sucking action of the garbage cannot be completed, and the overall sweeping effect is not high. Meanwhile, dust can be produced by the cleaning action, thereby promoting the generation of harmful gases such as PM2.5 and the like and influencing the environmental cleaning. Dust is unfavorable for the working life of the rotating parts, and maintenance and repair cost is increased.
Disclosure of Invention
The invention aims to solve the technical problem of providing the road sweeper which can improve the sweeping quality, improve the sweeping efficiency, avoid secondary dust emission and reduce the maintenance and repair cost.
The technical scheme adopted by the invention is as follows: the utility model provides a road sweeper, includes vehicle chassis, battery package, clean water tank and the rubbish carriage that has the back door that is used for providing the power have been set gradually from front to back on the vehicle chassis, the fixed cleaning device housing that is provided with below the vehicle chassis, the cleaning device housing is provided with the cleaning mechanism that is used for cleaning the road surface down, the water inlet of cleaning mechanism is connected the water outlet of clean water tank, the dust outlet of cleaning mechanism is located through being located the air intake connection of rubbish carriage bottom is located be used for leading in the air inlet pipeline in the rubbish carriage with the rubbish that cleans mechanism, the upside of rubbish carriage is provided with the exhaust fan that is used for discharging rubbish carriage in gaseous, the lower part in the rubbish carriage is formed with the sedimentation sewage case through the filter baffle that is used for carrying out the filtration to the rubbish sewage that leads in from the air inlet pipeline, the back bottom of sedimentation sewage case is provided with and is used for the sewage case outlet through filterable in the sedimentation sewage case.
And a hydraulic shock absorber is arranged between the cleaning device shell cover and the garbage carriage.
The cleaning mechanism comprises supporting rib plates which are respectively arranged on two sides of a shell cover of the cleaning device, two ends of the supporting rib plates are respectively and correspondingly arranged on low-pressure cleaning tube shafts on the supporting rib plates, a belt pulley is fixedly connected with the middle part of each low-pressure cleaning tube shaft, the belt pulley is connected with a cleaning rolling brush motor which is arranged on the shell cover of the cleaning device through a conveying belt, and cleaning rolling brushes which are driven by the cleaning rolling brush motor to rotate through rotating the low-pressure cleaning tube shafts are respectively arranged on two sides of the belt pulley.
The low-pressure cleaning pipe is characterized in that a low-pressure cleaning water inlet which is connected with a low-pressure water outlet end of the water purifying tank and used for introducing low-pressure cleaning water into the low-pressure cleaning pipe is arranged on the low-pressure cleaning pipe shaft, a row of low-pressure cleaning water outlet which is used for discharging water entering the low-pressure cleaning pipe shaft to the cleaning rolling brush is arranged on one side surface of the low-pressure cleaning pipe shaft opposite to the low-pressure cleaning water inlet, a dust outlet of the cleaning mechanism is integrally formed on the cleaning device shell cover, and the dust outlet is connected with the lower end of an air inlet pipeline positioned in a garbage carriage through an air inlet hose.
The cleaning rolling brush comprises a cleaning rolling brush frame fixed on the low-pressure cleaning tube shaft and cleaning rolling brush bristles connected to the cleaning rolling brush frame, and the cleaning rolling brush bristles are wound on the cleaning rolling brush frame according to a set inclination angle.
The cleaning device is characterized in that a high-pressure cleaning pipe is arranged on the cleaning device shell cover and positioned in front of the cleaning rolling brush, a high-pressure cleaning water inlet which is connected with a high-pressure water outlet end of the clean water tank and used for introducing high-pressure cleaning water into the high-pressure cleaning pipe is arranged on the upper side surface of the high-pressure cleaning pipe, and a row of high-pressure cleaning water outlets used for cleaning the road surface through the high-pressure water are arranged on the lower side surface of the high-pressure cleaning pipe.
The upper end of clean water tank is provided with the clean water tank filling opening, the lower extreme of clean water tank is provided with high pressure water outlet pump and low pressure water outlet pump respectively, the play water side of high pressure water outlet pump connect the high pressure cleaning water inlet of cleaning mechanism medium-high pressure cleaning pipe, the play water side of low pressure water outlet pump connect the low pressure cleaning water inlet of cleaning mechanism medium-low pressure cleaning pipe axle.
The upper top in the rubbish carriage with the corresponding department of air inlet pipeline installs the auger motor, the output of auger motor is connected with promotes the auger, promote the auger and insert in the air inlet pipeline for will follow the rubbish that cleans the dust outlet entering air inlet pipeline of mechanism and import in the rubbish carriage.
The air inlet side of the exhaust fan is provided with a filter screen.
The front part of the front wheels, which is positioned below the automobile chassis, is provided with a front anti-collision guard plate.
The road sweeper disclosed by the invention has a good overall sweeping effect, improves the sweeping quality of the conventional sweeper, improves the working efficiency, and avoids secondary dust emission, thereby avoiding the generation of harmful gases such as PM2.5 and the like and improving the cleanliness of the environment. The invention prolongs the service life of the rotating part and reduces the maintenance and repair cost of the device.
Drawings
FIG. 1 is a schematic view of the overall structure of a road sweeper of the present invention;
FIG. 2 is a schematic view of the cleaning mechanism according to the present invention;
FIG. 3 is a schematic view of the structure of a cleaning roller brush in the cleaning mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the high-pressure cleaning pipe in the present invention.
In the figure
1: automobile chassis 2: battery pack
3: purified water tank 4: garbage truck carriage
5: and (3) an exhaust fan 6: front anti-collision guard board
7: cleaning device housing 8: back door
9: the air inlet pipeline 10: filtering baffle
11: sedimentation sewage tank 12: drain outlet of sewage tank
13: support rib 14: low-pressure cleaning tube shaft
15: pulley 16: cleaning rolling brush motor
17: cleaning roller brush 171: on the sweeping roller brush frame
172: cleaning brush bristles 18: low-pressure cleaning water inlet
19: low pressure cleaning water outlet 20: air inlet hose
21: hydraulic shock absorber 22: high-pressure cleaning pipe
23: high pressure cleaning water inlet 24: high-pressure cleaning water outlet
25: fresh water tank inlet 26: high-pressure water outlet pump
27: low pressure water outlet pump 28: auger motor
29: lifting auger 30: filter screen
Detailed Description
The following describes a road sweeper of the present invention in detail with reference to the examples and the accompanying drawings.
As shown in fig. 1, the road sweeper comprises an automobile chassis 1, and a front anti-collision guard plate 6 is arranged below the automobile chassis 1 and positioned at the front part of front wheels. The cleaning device comprises an automobile chassis 1, a battery pack 2, a water purifying tank 3 and a garbage compartment 4 with a rear door 8, wherein the battery pack 2, the water purifying tank 3 and the garbage compartment 4 are sequentially arranged on the automobile chassis 1 from front to back, a cleaning device housing 7 is fixedly arranged below the automobile chassis 1, and a hydraulic damper 21 is arranged between the cleaning device housing 7 and the garbage compartment 4. The cleaning device is characterized in that a cleaning mechanism used for cleaning the road surface is arranged below the cleaning device housing cover 7, the water inlet end of the cleaning mechanism is connected with the water outlet end of the water purifying tank 3, the dust outlet of the cleaning mechanism is connected with an air inlet pipeline 9 used for guiding garbage cleaned by the cleaning mechanism into the garbage compartment 4 and positioned in the garbage compartment 4 through an air inlet positioned at the bottom of the garbage compartment 4, an exhaust fan 5 used for exhausting gas in the garbage compartment 4 is arranged on the top side of the garbage compartment 4, and a filter screen 30 is arranged on the air inlet side of the exhaust fan 5. The lower part of the garbage compartment 4 is formed with a settling sewage tank 11 by a filtering partition plate 10 for filtering garbage sewage introduced from an air inlet pipe 9, and a sewage tank outlet 12 for discharging filtered water in the settling sewage tank 11 is provided at the rear bottom of the settling sewage tank 11.
As shown in fig. 1, the upper end of the clean water tank 3 is provided with a clean water tank injection port 25, the lower end of the clean water tank 3 is respectively provided with a high-pressure water outlet pump 26 and a low-pressure water outlet pump 27, the water outlet side of the high-pressure water outlet pump 26 is connected with the high-pressure cleaning water inlet 23 of the high-pressure cleaning pipe 22 in the cleaning mechanism, and the water outlet side of the low-pressure water outlet pump 27 is connected with the low-pressure cleaning water inlet 18 of the low-pressure cleaning pipe shaft 14 in the cleaning mechanism.
As shown in fig. 1 and 2, the cleaning mechanism comprises supporting rib plates 13 respectively arranged at two sides of the cleaning device housing 7, two ends of the supporting rib plates are respectively and correspondingly arranged on low-pressure cleaning tube shafts 14 on the supporting rib plates 13, a belt pulley 15 is fixedly connected to the middle of the low-pressure cleaning tube shafts 14, the belt pulley 15 is connected with a cleaning rolling brush motor 16 arranged on the cleaning device housing 7 through a conveying belt, and a cleaning rolling brush 17 which is driven by the cleaning rolling brush motor 16 to drive the low-pressure cleaning tube shafts 14 to rotate and cleans road surface garbage is respectively arranged at two sides of the belt pulley 15.
As shown in fig. 2, the low-pressure cleaning pipe shaft 14 is provided with a low-pressure cleaning water inlet 18 connected with a low-pressure water outlet end (a low-pressure water outlet pump 27) of the clean water tank 3 and used for introducing low-pressure cleaning water into the low-pressure cleaning pipe shaft 14, one side surface of the low-pressure cleaning pipe shaft 14 opposite to the low-pressure cleaning water inlet 18 is provided with a low-pressure cleaning water outlet 19 used for discharging water entering the low-pressure cleaning pipe shaft 14 onto the cleaning rolling brush 17, a dust outlet of the cleaning mechanism is integrally formed on the cleaning device housing 7, and the dust outlet is connected with the lower end of the air inlet pipeline 9 positioned in the garbage compartment 4 through an air inlet hose 20.
In order to prevent dust, low-pressure cleaning water is introduced into the low-pressure cleaning pipe shaft 14 through a low-pressure water outlet pump 27 positioned at the bottom of the clean water tank 3 and a low-pressure cleaning water inlet 18 positioned on the low-pressure cleaning pipe shaft 14, and then sprayed into mist-like low-pressure water through a low-pressure cleaning water outlet 19 positioned on the low-pressure cleaning pipe shaft 14, so that the dust flying is inhibited.
As shown in fig. 3, the cleaning roller brush 17 includes a cleaning roller brush holder 171 fixed on the low pressure cleaning tube shaft 14 and cleaning roller brush bristles 172 connected to the cleaning roller brush holder 171, wherein the cleaning roller brush bristles 172 are wound around the cleaning roller brush holder 171 at a set inclination angle, so that the cleaning roller brush is beneficial to cleaning garbage to the rear side and the inner side of the garbage compartment and has the capability of converging garbage to the middle of the vehicle.
As shown in fig. 1 and 4, a high-pressure cleaning pipe 22 is provided on the cleaning device housing 7 and in front of the cleaning roller brush 17, a high-pressure cleaning water inlet 23 connected to a high-pressure water outlet end (high-pressure water outlet pump 26) of the clean water tank 3 for introducing high-pressure cleaning water into the high-pressure cleaning pipe 22 is provided on an upper side surface of the high-pressure cleaning pipe 22, and a row of high-pressure cleaning water outlets 24 for cleaning a road surface by the high-pressure water are provided on a lower side surface of the high-pressure cleaning pipe 22. The high-pressure water from the high-pressure water outlet end of the water purifying tank 3 is sprayed to the road surface through the high-pressure cleaning water outlet 24, and the road surface garbage is flushed and peeled off the road surface, so that the cleaning rolling brush 17 is convenient for cleaning.
As shown in fig. 1, an auger motor 28 is mounted at the position, corresponding to the air inlet pipeline 9, of the upper top end in the garbage compartment 4, the output end of the auger motor 28 is connected with a lifting auger 29, and the lifting auger 29 is inserted into the air inlet pipeline 9 and is used for guiding garbage entering the air inlet pipeline 9 from a dust outlet of the cleaning mechanism into the garbage compartment 4.
The power input ends of the exhaust fan 5, the cleaning rolling brush motor 16, the high-pressure water outlet pump 26, the low-pressure water outlet pump 27 and the auger motor 28 are all connected with the battery pack 2.
The garbage compartment 4 is a closed box body, the exhaust fan 5 at the top of the garbage compartment 4 discharges air in the garbage compartment 4, air is sucked from the air inlet pipeline 9 and the air inlet hose 20, dirty air in the garbage compartment 4 is discharged out of the garbage compartment 4 through the filter screen 30, negative pressure is formed by the garbage compartment 4, the air inlet pipeline 9 and the air inlet hose 20, the negative pressure sucks garbage into the air inlet pipeline 9, the lifting auger 29 rotates under the drive of the auger motor 29 to assist in crushing and lifting of the garbage, the garbage enters the garbage compartment 4 under the dual actions of the negative pressure and lifting, the garbage falls to the bottom of the garbage compartment 4 under the action of dead weight, the filter baffle 10 at the bottom of the garbage compartment 4 keeps the garbage on the baffle and permeates moisture in the sediment sewage tank 11 below the garbage compartment, the cleaning operation is completed or the sediment sewage tank 11 is full of water, the sewage is discharged through the sewage tank 12, and the garbage inside the garbage compartment can be unloaded to a garbage transferring place through the rear door 8 of the garbage compartment 4.
The working principle of the road sweeper of the invention is as follows:
the method comprises the steps of firstly flushing road surface garbage to strip the road surface by injecting high-pressure water into a high-pressure cleaning water outlet of a high-pressure cleaning pipe, then rolling and cleaning the garbage by a cleaning rolling brush and throwing the garbage, cleaning the cleaning rolling brush bristles 172 arranged according to a set inclination angle, guaranteeing that the garbage is swept to the rear side and the inner side of a vehicle body so as to facilitate an exhaust fan to suck the garbage into the garbage carriage, meanwhile, arranging a low-pressure water spraying device in the cleaning rolling brush, rolling and cleaning the cleaning rolling brush, spraying mist low-pressure water at the same time by the low-pressure water spraying device so as to realize dust suppression, then forming negative pressure at the position of the garbage carriage and an air inlet hose by an exhaust fan arranged in the garbage carriage, sucking the garbage into an air inlet pipeline, simultaneously, arranging a lifting auger in the air inlet pipeline, completing garbage crushing and lifting the garbage by the lifting auger, sucking the garbage into the garbage carriage and scattering the garbage on a filtering partition plate at the bottom of the garbage carriage under the double action of the negative pressure of the exhaust fan, penetrating water in the garbage into a settling tank below the garbage carriage by the filtering partition plate, completing the operation, discharging sewage from a sewage tank, and discharging the garbage from the sewage carriage.
Claims (5)
1. The road sweeper comprises an automobile chassis (1), and is characterized in that a battery pack (2), a clean water tank (3) and a garbage compartment (4) with a rear door (8) for supplying power are sequentially arranged on the automobile chassis (1) from front to back, a sweeping device housing cover (7) is fixedly arranged below the automobile chassis (1), a sweeping mechanism for sweeping a road surface is arranged below the sweeping device housing cover (7), a water inlet end of the sweeping mechanism is connected with a water outlet end of the clean water tank (3), a dust outlet of the sweeping mechanism is connected with an air inlet pipeline (9) positioned in the garbage compartment (4) through an air inlet positioned at the bottom of the garbage compartment (4), garbage cleaned by the sweeping mechanism is guided into the garbage compartment (4), an exhaust fan (5) for exhausting air in the garbage compartment (4) is arranged on the top side of the garbage compartment (4), a sewage sedimentation tank (11) is formed at the bottom of the sewage sedimentation tank (11) through a filter baffle (10) for filtering sewage led in from the garbage compartment (9), and the sewage sedimentation tank (11) is arranged at the bottom of the sedimentation tank;
the cleaning mechanism comprises supporting rib plates (13) which are respectively arranged at two sides of the cleaning device housing (7), two ends of the supporting rib plates are respectively and correspondingly arranged on low-pressure cleaning pipe shafts (14) on the supporting rib plates (13), a belt pulley (15) is fixedly connected to the middle of each low-pressure cleaning pipe shaft (14), the belt pulley (15) is connected with a cleaning rolling brush motor (16) which is arranged on the cleaning device housing (7) through a conveying belt, and a cleaning rolling brush (17) which is driven by the cleaning rolling brush motor (16) to drive the low-pressure cleaning pipe shafts (14) to rotate and clean road surface garbage is respectively arranged at two sides of each belt pulley (15);
the low-pressure cleaning pipe shaft (14) is provided with a low-pressure cleaning water inlet (18) which is connected with the low-pressure water outlet end of the clean water tank (3) and used for introducing low-pressure cleaning water into the low-pressure cleaning pipe shaft (14), one side surface of the low-pressure cleaning pipe shaft (14) opposite to the low-pressure cleaning water inlet (18) is provided with a row of low-pressure cleaning water outlet (19) which is used for discharging the water entering the low-pressure cleaning pipe shaft (14) onto the cleaning rolling brush (17), a dust outlet of the cleaning mechanism is integrally formed on the cleaning device shell (7), and the dust outlet is connected with the lower end of an air inlet pipeline (9) positioned in the garbage compartment (4) through an air inlet hose (20); the cleaning rolling brush (17) comprises a cleaning rolling brush frame (171) fixed on the low-pressure cleaning tube shaft (14) and cleaning rolling brush bristles (172) connected to the cleaning rolling brush frame (171), wherein the cleaning rolling brush bristles (172) are wound on the cleaning rolling brush frame (171) according to a set inclination angle
A high-pressure cleaning pipe (22) is arranged on the cleaning device shell (7) and positioned in front of the cleaning rolling brush (17), a high-pressure cleaning water inlet (23) connected with the high-pressure water outlet end of the clean water tank (3) and used for introducing high-pressure cleaning water into the high-pressure cleaning pipe (22) is arranged on the upper side surface of the high-pressure cleaning pipe (22), and a row of high-pressure cleaning water outlets (24) used for cleaning the road surface through the high-pressure water are arranged on the lower side surface of the high-pressure cleaning pipe (22);
the upper top in the garbage compartment (4) is provided with an auger motor (28) corresponding to the air inlet pipeline (9), the output end of the auger motor (28) is connected with a lifting auger (29), and the lifting auger (29) is inserted into the air inlet pipeline (9) and used for guiding garbage entering the air inlet pipeline (9) from a dust outlet of the cleaning mechanism into the garbage compartment (4).
2. Road sweeper according to claim 1, characterized in that a hydraulic damper (21) is arranged between the sweeping device housing (7) and the refuse compartment (4).
3. Road sweeper according to claim 1, characterized in that the upper end of the clean water tank (3) is provided with a clean water tank injection opening (25), the lower end of the clean water tank (3) is provided with a high-pressure water outlet pump (26) and a low-pressure water outlet pump (27) respectively, the water outlet side of the high-pressure water outlet pump (26) is connected with the high-pressure cleaning water inlet (23) of the high-pressure cleaning pipe (22) in the cleaning mechanism, and the water outlet side of the low-pressure water outlet pump (27) is connected with the low-pressure cleaning water inlet (18) of the low-pressure cleaning pipe shaft (14) in the cleaning mechanism.
4. Road sweeper according to claim 1, characterized in that the exhaust fan (5) is provided with a filter screen (30) on the inlet side.
5. A road sweeper according to claim 1, characterized in that the front part of the front wheels below the chassis (1) of the vehicle is provided with a front anti-collision guard (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910147414.XA CN109881618B (en) | 2019-02-27 | 2019-02-27 | Road sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910147414.XA CN109881618B (en) | 2019-02-27 | 2019-02-27 | Road sweeper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109881618A CN109881618A (en) | 2019-06-14 |
| CN109881618B true CN109881618B (en) | 2023-11-14 |
Family
ID=66929755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910147414.XA Active CN109881618B (en) | 2019-02-27 | 2019-02-27 | Road sweeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109881618B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565565A (en) * | 2019-10-21 | 2019-12-13 | 南京林业大学 | Leaf treatment facility for landscape |
| CN110872821A (en) * | 2019-11-05 | 2020-03-10 | 劲旅环境科技有限公司 | Dust suppression system and sweeper truck with same |
| CN111910567A (en) * | 2020-07-20 | 2020-11-10 | 史娜娜 | Highway maintenance motor sweeper |
| CN113235431A (en) * | 2021-03-23 | 2021-08-10 | 福建省永正工程质量检测有限公司 | Highway engineering bridge construction bridge face concrete curing means |
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|---|---|---|---|---|
| KR200273894Y1 (en) * | 2002-01-14 | 2002-04-27 | 부커셰링코리아(주) | Garbage suction apparatus for street cleaning car |
| KR100959401B1 (en) * | 2009-08-21 | 2010-05-24 | 대경건설산업(주) | Vacuum cleaning vehicle having highpressure sprinkler for removing road pollutions |
| CN105064255A (en) * | 2015-05-04 | 2015-11-18 | 王锡山 | Full-time urban road cleaning vehicle and manufacturing method |
| CN206503104U (en) * | 2017-02-14 | 2017-09-19 | 郭照明 | Electric road sweeper |
| CN208309478U (en) * | 2017-10-19 | 2019-01-01 | 河北科美意环保机械制造有限公司 | Combined cleaning vehicle |
-
2019
- 2019-02-27 CN CN201910147414.XA patent/CN109881618B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200273894Y1 (en) * | 2002-01-14 | 2002-04-27 | 부커셰링코리아(주) | Garbage suction apparatus for street cleaning car |
| KR100959401B1 (en) * | 2009-08-21 | 2010-05-24 | 대경건설산업(주) | Vacuum cleaning vehicle having highpressure sprinkler for removing road pollutions |
| CN105064255A (en) * | 2015-05-04 | 2015-11-18 | 王锡山 | Full-time urban road cleaning vehicle and manufacturing method |
| CN105369758A (en) * | 2015-05-04 | 2016-03-02 | 王锡山 | All-weather urban road washing-sweeping vehicle and manufacturing method |
| CN206503104U (en) * | 2017-02-14 | 2017-09-19 | 郭照明 | Electric road sweeper |
| CN208309478U (en) * | 2017-10-19 | 2019-01-01 | 河北科美意环保机械制造有限公司 | Combined cleaning vehicle |
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| CN109881618A (en) | 2019-06-14 |
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