CN107700404B - Road surface cleaning equipment - Google Patents
Road surface cleaning equipment Download PDFInfo
- Publication number
- CN107700404B CN107700404B CN201711002002.4A CN201711002002A CN107700404B CN 107700404 B CN107700404 B CN 107700404B CN 201711002002 A CN201711002002 A CN 201711002002A CN 107700404 B CN107700404 B CN 107700404B
- Authority
- CN
- China
- Prior art keywords
- blowing
- road surface
- ground
- water spraying
- surface cleaning
- 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.)
- Active
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 72
- 238000007664 blowing Methods 0.000 claims abstract description 128
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000005507 spraying Methods 0.000 claims abstract description 50
- 239000010865 sewage Substances 0.000 claims abstract description 11
- 238000011010 flushing procedure Methods 0.000 claims abstract description 8
- 230000008014 freezing Effects 0.000 abstract description 2
- 238000007710 freezing Methods 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 7
- 238000010408 sweeping Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000010802 sludge Substances 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
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—Dislodging 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
- E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles
- E01H1/0845—Apparatus 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
-
- 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
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0809—Loosening or dislodging by blowing ; Drying by means of gas streams
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention discloses a road surface cleaning device, comprising: a suction nozzle device for sucking garbage on the ground; the first water spraying device is used for cleaning the ground in front of two sides of the suction nozzle device and flushing the cleaning sewage to an operation area of the suction nozzle device; the second water spraying device is used for cleaning the ground through which the suction nozzle device passes and flushing the cleaning sewage to an operation area of the suction nozzle device; a body structure for carrying the components; the front parts of the two sides of the suction nozzle device are respectively provided with a first water spraying device; the road surface cleaning equipment further comprises a first blowing device for blowing air to the ground cleaned by the first water spraying device and a second blowing device for blowing air to the ground cleaned by the second water spraying device; the first blowing device and the second blowing device are both arranged on the main structure. After the water spraying device performs water spraying operation, the first blowing device and the second blowing device blow the wet pavement, so that the ground is accelerated to be dried, and the pavement freezing problem in cold weather is effectively avoided.
Description
Technical Field
The invention relates to the technical field of road cleaning, in particular to road surface cleaning equipment.
Background
Currently, road surface cleaning apparatuses for road cleaning are generally provided with water spraying devices to clean the road surface or to avoid dust. The device mainly comprises a left scanning disc, a right scanning disc, a left water spraying rod, a right water spraying rod, a middle spray rod and a suction nozzle. During operation, the garbage in the road surface areas on two sides of the vehicle is cleaned to an operation area in front of the suction nozzle by the sweeping disc, the residual garbage after the sweeping disc operation is cleaned by the spray boom, and sewage is collected and flows into the suction nozzle operation area. The middle spray boom cleans the road surface area at the bottom of the vehicle and drives sewage to the rear of the suction nozzle. The suction nozzle sucks the sewage generated after the spray boom operation and other garbage in the operation area, and then the garbage is conveyed into the garbage collection box through the conveying pipeline.
After the washing and sweeping vehicle works, a large amount of water is usually left and right spray bars and the rear part of the middle spray bar, so that the following problems are caused: (1) When the ambient temperature is close to or lower than zero, road surface icing is easy to occur, and potential safety hazards are brought to road surface traffic. (2) The residual water quantity can entrain garbage such as sludge and the like, and even can form obvious banded pollution zones, so that the cleaning operation effect of the washing and sweeping vehicle is affected.
Disclosure of Invention
The invention aims to provide road surface cleaning equipment for solving the problem of freezing of a cleaned road surface.
In order to achieve the above object, the present invention provides a road surface cleaning apparatus comprising: the device comprises a suction nozzle device for sucking and picking up garbage on the ground, a first water spraying device for cleaning the ground in front of two sides of the suction nozzle device and flushing cleaning sewage to an operation area of the suction nozzle device, a second water spraying device for cleaning the ground through which the suction nozzle device passes and flushing the cleaning sewage to the operation area of the suction nozzle device, a first blowing device for blowing air to the ground cleaned by the first water spraying device, a second blowing device for blowing air to the ground cleaned by the second water spraying device, and a main structure;
the suction nozzle device, the first water spraying device, the second water spraying device, the first blowing device and the second blowing device are all arranged on the main body structure, and the first water spraying devices are respectively arranged in front of two sides of the suction nozzle device.
Preferably, the side where each first water spraying device is located is provided with the first blowing device, and the blowing direction of each first blowing device faces the working area of the suction nozzle device.
Preferably, the road surface cleaning apparatus includes two first air blowing devices, and the two first air blowing devices are respectively located in front of or behind both ends of the suction nozzle device.
Preferably, the first blowing device comprises an adjusting arm and a blowing component arranged on the adjusting arm, wherein the adjusting arm is connected with the main body structure or the suction nozzle device and can rotate around a connecting point of the adjusting arm and the main body structure or the suction nozzle device.
Preferably, the blowing assembly comprises a connecting pipe and a first blowing nozzle which are communicated in sequence;
the road surface cleaning equipment further comprises a fan and a corrugated pipe communicated with the fan, and the corrugated pipe is communicated with the two connecting pipes.
Preferably, the first mouthpiece is arranged at a minimum distance of 250mm from the ground.
Preferably, the first blowing nozzle is arranged to form an air flow having an included angle with the ground in the range of 30 ° to 60 °.
Preferably, the angle between the direction of the component of the air flow direction along the horizontal plane, which can be formed by the first blowing nozzle, and the travelling direction of the road surface cleaning apparatus is in the range of 45 ° to 75 °.
Preferably, the first mouthpiece has an airflow passage, the section of the airflow passage is rectangular, and the shorter sides of the rectangle gradually decrease in the direction of airflow.
Preferably, the second blowing device is disposed at a rear side of the second water spraying device, and the second blowing device is configured to blow air in a direction opposite to a traveling direction of the road surface cleaning apparatus.
Preferably, the second blowing device comprises a device body provided with a second blowing nozzle and an adjusting structure for adjusting the distance of the second blowing nozzle from the ground and/or the blowing angle of the second blowing nozzle.
Preferably, the second mouthpiece is arranged at a minimum distance of 200mm from the ground.
Preferably, the second blowing nozzle is arranged to form an air flow having an angle with the ground in the range 25 ° to 60 °.
Preferably, the first blowing device is configured to blow cold air or hot air to the ground after the cleaning by the first water spraying device.
Preferably, the second blowing device is configured to blow cold air or hot air to the ground surface cleaned by the second water spraying device.
Through above-mentioned technical scheme, after water jet equipment implements the water spray operation, by first blast apparatus and second to wet road surface bloies for ground drying, effectively avoid the road surface icing problem under the cold weather.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the description serve to explain, without limitation, the invention. In the drawings:
FIGS. 1 and 2 are schematic top views of a road surface cleaning apparatus in accordance with one embodiment of the present invention;
FIG. 3 is a partial schematic view of a first blower in an embodiment of the invention;
FIG. 4 is a view in the A direction of FIG. 3;
FIG. 5 is a cross-sectional view taken along B-B of FIG. 4;
fig. 6 is a partial schematic view of a first blower according to another embodiment of the present invention;
fig. 7 is a schematic structural view of a second blowing device according to an embodiment of the present invention.
Description of the reference numerals
10-a main body structure; 20-a first water spraying device; 30-a first blowing device; 31-adjusting the arm; 32-connecting pipes; 33-a mouthpiece; 40-suction nozzle device, 50-disc sweeping device; 60-a second water spraying device; 70-a second blowing device; 80-fans; 81-bellows.
Detailed Description
The following describes specific embodiments of the present invention in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
Referring to fig. 1, there is shown a schematic top view of a road surface cleaning apparatus in this embodiment, the road surface cleaning apparatus comprising: a suction nozzle device 40 for sucking up garbage on the ground; a first water spraying device 20 for cleaning the ground in front of both sides of the suction nozzle device 40 and flushing the cleaning sewage to the operation area of the suction nozzle device 40; a second water spraying device 60 for cleaning the floor through which the suction nozzle device 40 passes and flushing the cleaning sewage to the operation area of the suction nozzle device 40; and a main body structure 10 for carrying the suction nozzle device 40, the first water spraying device 20 and the second water spraying device 60; the first water spraying devices 20 are respectively disposed in front of both sides of the suction nozzle device 40.
In order to make the road surface after the road surface cleaning equipment washs dry as soon as possible, the road surface cleaning equipment still includes: a first blowing device 30 for blowing air to the floor surface washed by the first water spraying device 20 and a second blowing device 70 for blowing air to the floor surface washed by the second water spraying device 60; the first air blower 30 and the second air blower 70 are both disposed on the main body structure 10. In this way, after the first water spraying device 20 and the second water spraying device 60 spray-clean, the air is blown to the ground by the first air blowing device 30 and the second air blowing device 70, respectively, so as to accelerate the drying of the ground. It should be noted that, the installation position of the first blowing device 30 may be on the main body structure 10 or on the suction nozzle device 40, and the main body structure 10 mainly plays a bearing role on the first blowing device 30, and any position capable of blowing air to the ground after the second water spraying device 60 is cleaned is a feasible scheme. Similarly, the installation position of the second air blower 70 is not limited to the main structure 10, and the main structure 10 also plays a bearing role on the second air blower 70, but the installation position of the second air blower 70 is preferably the main structure 10 in the present embodiment due to the limitation of the installation space.
The first blowing device 30 is configured to blow cold air or hot air to the ground after the cleaning by the first water spraying device 20; the second blowing device 70 is configured to blow cold air or hot air to the ground surface washed by the second water spraying device (60). When the weather is colder, hot air can be started to accelerate ground drying, and when the weather is warmer, cold air can be started for saving energy. Of course, the first blowing device 30 may be provided to blow cold air and the second blowing device may be provided to blow hot air. For the temperature of the hot air, when the hot air is turned on, a person skilled in the art can make reasonable settings according to actual situations, and the details are omitted here. Here, the cold air refers to air that is not heated. It will be appreciated by those skilled in the art that the wind speeds of the first and second blowers 30, 70 may be adjusted appropriately during the implementation according to the actual weather conditions.
According to fig. 1, a first blowing device 30 is provided at one side of each first water spraying device 20, and the blowing direction of each first blowing device 30 is directed toward the working area of the suction nozzle device 40. Therefore, the first blowing device 30 has another function of blowing part of the garbage, which is not cleaned on the floor to the working area of the suction nozzle device 40, to the working area of the suction nozzle device 40 through the first blowing device 30. Therefore, the added first blowing device 30 can also function to improve the cleaning quality.
According to fig. 1, in the road surface cleaning apparatus provided in the embodiment, a cleaning disc device 50 is further provided, the cleaning disc device 50 is located in front of the first water spraying device 20, during the operation, cleaning is performed by the cleaning disc device 50, then the ground is cleaned by the first water spraying device 20, then the first air blowing device 30 blows air to the ground, drying of the ground is accelerated, and finally the second air blowing device 70 blows air to the ground behind the suction nozzle device 40.
Alternatively, the number of the first blowing devices 30 is two, and the first blowing devices are respectively located at two sides in front of or behind the suction nozzle device 40. In fig. 1-3, the first air blowing devices 30 are located on both sides of the front of the nozzle device 40, and in fig. 3, the first air blowing devices 30 are located on both sides of the rear of the nozzle device 40. The "front" and "rear" herein refer to the traveling direction of the road surface cleaning apparatus, and the traveling direction of the road surface cleaning apparatus is the front, and the opposite direction is the rear.
In order to facilitate adjustment of the angle and position at which the first blowing device 30 blows to the ground, the first blowing device 30 is arranged in the following structure. Referring to fig. 3 to 5, the first blowing device 30 includes a regulating arm 31 and a blowing component disposed on the regulating arm 31, where the regulating arm 31 is connected to the main structure 10 and can rotate around a connection point between the regulating arm 31 and the main structure 10; in addition, it is understood that when the first blowing device 30 is mounted on the nozzle device 40, the adjusting arm 31 is connected to the nozzle device 40 and is rotatable about a connection point of the adjusting arm 31 and the nozzle device 40. The adjusting arm 31 can rotate up and down and back and forth within a certain range, and specifically, can be adjusted by a hydraulic cylinder or an air cylinder arranged on the adjusting arm 31. For the control of the adjusting arm 31 to achieve the above functions, those skilled in the art can make various structural forms according to conventional techniques, which will not be described herein.
Specifically, the first blowing device 30 includes a connection pipe 32 and a first blowing nozzle 33 which are sequentially communicated;
referring to fig. 2, the road surface cleaning apparatus further includes a fan 80 and a bellows 81 that is communicated with the fan 80, where the bellows 81 is communicated with two connecting pipes 32, specifically, one end of the bellows 81 is respectively communicated with a tee joint of the outlet of the fan 80, and the other end of the bellows is respectively communicated with two connecting pipes 32 on the first blowing devices 30.
In order to ensure the safety of the first blowing nozzle 33 in operation and to obtain a better blowing effect, in the present embodiment, the following arrangement is made for the first blowing device 30:
referring to fig. 5, the first blowing nozzle 33 is set to a minimum distance h of 250mm from the ground, that is, the adjustment arm 31 can make the first blowing nozzle 33 the minimum distance of 250mm from the ground in all adjustment ranges. The first blowing nozzle 33 is configured to form an air flow having an included angle with the ground ranging from 30 ° to 60 °, namely: beta is more than or equal to 30 degrees and less than or equal to 60 degrees.
Referring to fig. 3, the first blowing nozzle 33 is capable of forming an angle between the direction of the component of the air flow direction along the horizontal plane and the traveling direction of the road surface cleaning apparatus in the range of 45 ° to 75 °, that is, 45 ° Σ.ltoreq.θ.ltoreq.75°.
With the above arrangement, a person skilled in the art can make reasonable structural forms according to the actual structure of the road surface cleaning apparatus, for example: the distance between the first blowing nozzle 33 and the ground can be realized by arranging a four-bar structure on the adjusting arm 31 and utilizing a hydraulic oil cylinder driving mode; the angle formed by the wind flow direction formed by the first blowing nozzle 33 and the ground can be realized by setting the connection mode of the first blowing nozzle 33 to be rotary connection. Of course, other designs conventional in the art may be adopted by those skilled in the art.
Referring to fig. 5, the first blowing nozzle 33 has an air flow passage, the cross section of which is rectangular in order to obtain a fast air speed, and the short sides of which gradually decrease in the direction of the air flow, so that the air speed gradually increases and reaches the maximum at the mouth of the first blowing nozzle 33.
Further, a second blowing device 70 is provided at the rear side of the second water spraying device 60, and the second blowing device 70 is configured to blow air in the opposite direction to the traveling direction of the road surface cleaning apparatus, that is, in the rear direction of the road surface cleaning apparatus. Referring to fig. 7, the second blowing device 70 includes a device body 71 provided with a second blowing nozzle 73 and an adjusting structure 72 for adjusting a distance of the second blowing nozzle 73 from the ground and/or a blowing angle of the second blowing nozzle 73.
In order to ensure the safety of the second blowing nozzle 73 in operation and to obtain a preferable blowing effect, in the present embodiment, the following arrangement is made for the second blowing device 70:
the second mouthpiece 73 is set at a minimum distance of 200mm from the ground, i.e. d. Gtoreq.200 mm.
The second blowing nozzle 73 is arranged so as to form an air flow having an angle with the ground in the range of 25 DEG to 60 DEG, that is, 25 DEG gamma 60 deg.
With the above arrangement, a person skilled in the art can make reasonable structural forms according to the actual structure of the road surface cleaning apparatus, for example: the distance of the second blowing nozzle 73 from the ground can be adjusted by the adjusting structure 72; the included angle formed by the wind flow direction formed by the second blowing nozzle 73 and the ground can be realized by setting the connection mode of the second blowing nozzle 73 to be rotary connection. Of course, other designs conventional in the art may be adopted by those skilled in the art.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the scope of the technical concept of the present invention, and all the simple modifications belong to the protection scope of the present invention.
In addition, the specific features described in the above embodiments may be combined in any suitable manner without contradiction. The various possible combinations of the invention are not described in detail in order to avoid unnecessary repetition.
Moreover, any combination of the various embodiments of the invention can be made without departing from the spirit of the invention, which should also be considered as disclosed herein.
Claims (14)
1. A road surface cleaning apparatus, characterized in that the cleaning apparatus comprises: a suction nozzle device (40) for sucking up garbage on the ground, a first water spraying device (20) for cleaning the ground in front of both sides of the suction nozzle device (40) and flushing cleaning sewage to the operation area of the suction nozzle device (40), a second water spraying device (60) for cleaning the ground through which the suction nozzle device (40) passes and flushing cleaning sewage to the operation area of the suction nozzle device (40), a first air blowing device (30) for blowing air to the ground cleaned by the first water spraying device (20), a second air blowing device (70) for blowing air to the ground cleaned by the second water spraying device (60), and a main body structure (10);
the suction nozzle device (40), the first water spraying device (20), the second water spraying device (60), the first blowing device (30) and the second blowing device (70) are all arranged on the main body structure (10), and the first water spraying devices (20) are respectively arranged in front of two sides of the suction nozzle device (40); the side where each first water spraying device (20) is located is provided with a first blowing device (30), and the blowing direction of each first blowing device (30) faces the working area of the suction nozzle device (40).
2. Road surface cleaning apparatus according to claim 1, characterized in that it comprises two of said first blowing means (30), the two first blowing means (30) being located respectively in front of or behind the two ends of said suction nozzle means (40).
3. Road surface cleaning apparatus according to claim 2, characterized in that the first blowing device (30) comprises an adjusting arm (31) and a blowing assembly arranged on the adjusting arm (31), the adjusting arm (31) being rotatably connected with the main structure (10) or the suction nozzle device (40) and being rotatable about the connection point of the adjusting arm (31) with the main structure (10) or the suction nozzle device (40).
4. A road surface cleaning apparatus as claimed in claim 3, wherein the blowing assembly comprises a connecting tube (32) and a first blowing nozzle (33) in sequential communication;
the road surface cleaning equipment further comprises a fan (80) and a corrugated pipe (81) communicated with the fan, and the corrugated pipe is communicated with the two connecting pipes (32).
5. Road surface cleaning apparatus according to claim 4, characterized in that the first blowing nozzle (33) is arranged at a minimum distance of 250mm from the ground.
6. Road surface cleaning apparatus according to claim 4, characterized in that the first blowing nozzle (33) is arranged to be able to form an air flow in the range of 30 ° to 60 ° to the ground.
7. Road surface cleaning apparatus according to claim 4, characterized in that the angle between the direction of the component of the direction of the air flow which the first blowing nozzle (33) is capable of forming along the horizontal plane and the travelling direction of the road surface cleaning apparatus is in the range of 45 ° to 75 °.
8. Road cleaning apparatus according to claim 4, characterized in that the first blowing nozzle (33) has an air flow channel, the cross section of which is rectangular and the shorter sides of which decrease gradually in the direction of the air flow.
9. Road surface cleaning apparatus according to claim 1, characterized in that the second blowing means (70) is arranged at the rear side of the second water spraying means (60), the second blowing means (70) being arranged to blow in a direction opposite to the travelling direction of the road surface cleaning apparatus.
10. Road surface cleaning apparatus according to claim 9, characterized in that the second blowing device (70) comprises a device body (71) provided with a second blowing nozzle (73) and an adjusting structure (72) for adjusting the distance of the second blowing nozzle (73) from the ground and/or the blowing angle of the second blowing nozzle (73).
11. Road surface cleaning apparatus according to claim 10, characterized in that the second blowing nozzle (73) is arranged at a minimum distance of 200mm from the ground.
12. Road surface cleaning apparatus according to claim 10, characterized in that the second blowing nozzle (73) is arranged to be able to form an air flow in the range of 25 ° to 60 ° to the ground.
13. Road surface cleaning apparatus according to claim 1, characterized in that the first blowing device (30) is arranged to blow cold or hot air to the ground after cleaning by the first water spraying device (20).
14. Road surface cleaning apparatus according to claim 1, characterized in that the second blowing device (70) is arranged to blow cold or hot air to the ground after cleaning by the second water spraying device (60).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710983912 | 2017-10-20 | ||
| CN2017109839129 | 2017-10-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107700404A CN107700404A (en) | 2018-02-16 |
| CN107700404B true CN107700404B (en) | 2023-11-21 |
Family
ID=61182997
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711002002.4A Active CN107700404B (en) | 2017-10-20 | 2017-10-24 | Road surface cleaning equipment |
| CN201721383706.6U Withdrawn - After Issue CN207314247U (en) | 2017-10-20 | 2017-10-24 | Road cleaning equipment |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721383706.6U Withdrawn - After Issue CN207314247U (en) | 2017-10-20 | 2017-10-24 | Road cleaning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN107700404B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107700404B (en) * | 2017-10-20 | 2023-11-21 | 长沙中联重科环境产业有限公司 | Road surface cleaning equipment |
| CN109371885A (en) * | 2018-11-23 | 2019-02-22 | 福建龙马环卫装备股份有限公司 | A kind of road surface dumper and its operational method |
| CN109629500A (en) * | 2019-01-09 | 2019-04-16 | 厦门南超机械有限公司 | A kind of scouring type sweeps disk and sanitation cart |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000087325A (en) * | 1998-09-10 | 2000-03-28 | Fujita Corp | Surface drying truck |
| CN201420249Y (en) * | 2009-04-01 | 2010-03-10 | 福建龙马环卫装备股份有限公司 | All-weather road sweeper |
| CN201660869U (en) * | 2009-12-30 | 2010-12-01 | 深圳市王博纳米热能技术有限公司 | Ice-snow melting trolley |
| CN204401530U (en) * | 2015-01-07 | 2015-06-17 | 烟台海德专用汽车有限公司 | A kind of ground ground drying dish |
| CN104805790A (en) * | 2015-04-30 | 2015-07-29 | 朝阳朗瑞车辆技术有限公司 | Floor cleaning trolley and dust sucking device of floor cleaning trolley |
| CN207314247U (en) * | 2017-10-20 | 2018-05-04 | 长沙中联重科环境产业有限公司 | Road cleaning equipment |
-
2017
- 2017-10-24 CN CN201711002002.4A patent/CN107700404B/en active Active
- 2017-10-24 CN CN201721383706.6U patent/CN207314247U/en not_active Withdrawn - After Issue
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000087325A (en) * | 1998-09-10 | 2000-03-28 | Fujita Corp | Surface drying truck |
| CN201420249Y (en) * | 2009-04-01 | 2010-03-10 | 福建龙马环卫装备股份有限公司 | All-weather road sweeper |
| CN201660869U (en) * | 2009-12-30 | 2010-12-01 | 深圳市王博纳米热能技术有限公司 | Ice-snow melting trolley |
| CN204401530U (en) * | 2015-01-07 | 2015-06-17 | 烟台海德专用汽车有限公司 | A kind of ground ground drying dish |
| CN104805790A (en) * | 2015-04-30 | 2015-07-29 | 朝阳朗瑞车辆技术有限公司 | Floor cleaning trolley and dust sucking device of floor cleaning trolley |
| CN207314247U (en) * | 2017-10-20 | 2018-05-04 | 长沙中联重科环境产业有限公司 | Road cleaning equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107700404A (en) | 2018-02-16 |
| CN207314247U (en) | 2018-05-04 |
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