CN110130255B - Dust device of suction type sweeping machine and suction type sweeping machine - Google Patents
Dust device of suction type sweeping machine and suction type sweeping machine Download PDFInfo
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- CN110130255B CN110130255B CN201810132602.0A CN201810132602A CN110130255B CN 110130255 B CN110130255 B CN 110130255B CN 201810132602 A CN201810132602 A CN 201810132602A CN 110130255 B CN110130255 B CN 110130255B
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- 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
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Refuse-Collection Vehicles (AREA)
Abstract
The invention provides a dust falling device of a suction-sweeping type sweeper truck and the suction-sweeping type sweeper truck. The invention can effectively solve the problem that the suction-sweeping type sweeping machine can not completely humidify or settle dust-containing garbage in the suction barrel during rapid operation, thereby improving the operation efficiency and dust fall capacity of the whole vehicle.
Description
Technical Field
The invention relates to the technical field of sweeping vehicles, in particular to a dust falling device of a suction sweeping type sweeping vehicle and the suction sweeping type sweeping vehicle.
Background
At present, the suction-sweeping combined sweeping machine is mainly divided into a wet type operation mode and a dry type operation mode, wherein the suction-sweeping combined wet type sweeping machine has the advantages of high sweeping speed, small dust emission, high cleaning rate and the like, and is widely applied in China.
In order to inhibit dust emission in the operation process, the periphery of the sweeping disc and the inside of the suction nozzle are provided with a pressurizing water spraying device, and a water source required by the pressurizing water spraying device is from a clean water tank body of the vehicle body.
During operation, the pressure water spraying device of the sweeping disc firstly sprays water to pre-wet road garbage, dust particles and the like, then the sweeping disc sweeps the pre-wetted garbage to the position right in front of the suction nozzle, and the garbage is sucked into the garbage can through the suction nozzle body, the suction tube of the suction nozzle body, the corrugated tube and the suction tube under the negative pressure action of the fan. At the moment, the pressurized water spraying device inside the suction nozzle sprays water again to the dust-containing garbage flowing through the suction nozzle, and the dust-containing garbage is sprayed and humidified for twice in such a way, so that dust raising of the suction and sweeping combined wet type sweeping machine in the operation process is well controlled.
For the common low-speed operation of 3-20 km/h of the suction-sweeping combined wet-type sweeping vehicle, the design structure can basically meet the dust raising control, for the high-speed operation of 3-30 km/h of the suction-sweeping combined wet-type sweeping vehicle, when the vehicle enters the high-speed road conditions of city-surrounding high speed, quick trunk road and the like for high-speed operation (such as 20-30 km/h), the air flow speed entering the suction nozzle is high, pressurized and atomized water spray humidification in unit time cannot moisten all dust-containing garbage, so that the dust-containing garbage cannot be completely settled after being sucked into a garbage box through the suction tube, the dust-containing airflow can be discharged to the atmosphere along with the airflow from an air outlet of the fan, secondary pollution is caused to the environment, the abrasion to the suction nozzle body suction tube wall, the suction bellows wall and the suction tube wall is quicker, and the abrasion to fan blades is also intensified.
In view of the above-mentioned drawbacks, the inventors of the present invention have finally obtained the present invention through a long period of research and practice.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the dust falling device of the suction-sweeping type sweeper truck and the suction-sweeping type sweeper truck, which can effectively solve the problem that the suction-sweeping type sweeper truck cannot completely humidify or settle dust-containing garbage in a suction barrel during rapid operation, and further improve the whole truck operation efficiency and dust falling capacity.
The invention further provides a dust settling device of the suction sweeping type sweeper truck and the suction sweeping type sweeper truck, which realize the reciprocating recycling of the sewage in the dustbin and have good environmental protection practicability.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a dust device of suction sweeping type sweeping machine, is including the pneumatic system that is located the dustbin, sweeping machine straw assembly, be located the dustbin and with sewage case, the sewage circulation subassembly of dustbin intercommunication mutually, the one end of sweeping machine straw assembly stretches into the sewage incasement, the sewage case passes through the sewage circulation subassembly with sweeping machine straw assembly is linked together.
Further, the sewage circulation assembly includes:
The rear door assembly is arranged at the outlet of the dustbin and is used for sealing the outlet of the dustbin;
the water storage cabin is arranged in the rear door assembly and communicated with the sewage tank;
the water conveying pipe is provided with a first end and a second end, the first end of the water conveying pipe is communicated with the water storage cabin, and the second end of the water conveying pipe is communicated with the suction pipe assembly of the sweeping machine.
Further, the water storage cabin comprises a first water storage cabin and a second water storage cabin, the first water storage cabin is communicated with the sewage tank, a coarse filter screen is arranged at the communication position of the first water storage cabin and the sewage tank, the first water storage cabin is positioned above the second water storage cabin, a filter is arranged at the communication position of the first water storage cabin and the second water storage cabin, a water outlet is arranged in the second water storage cabin, a water guide pipe is connected to the water outlet, a fine filter screen is arranged between the water outlet and the water guide pipe, and the water guide pipe is communicated with the water delivery pipe.
Further, the second water storage cabin is sealed with the dustbin through a sealing strip, so that filtered sewage is not in direct contact with sewage in the dustbin.
Furthermore, a water diversion pipe and a first cut-off valve which are connected are arranged between the water diversion pipe and the water delivery pipe, the water diversion pipe is communicated with the water delivery pipe, and the first cut-off valve is connected with the water diversion pipe.
Further, the garbage can also comprises a communicating pipe and a clear water tank positioned in the garbage can; the clean water tank passes through communicating pipe with the distributive pipe is linked together, be equipped with the second trip valve on communicating pipe.
Furthermore, the water conveying pipe is a hose, and N water outlet holes are formed in the water dividing pipe, wherein N is a natural number and is not less than 1; the water outlet holes are communicated with the corresponding water conveying pipes.
Furthermore, the suction pipe assembly of the sweeping machine comprises a suction cylinder, a corrugated pipe and a suction nozzle body suction cylinder which are sequentially communicated; one end of the suction tube extends into a sewage tank, the suction tube of the suction nozzle body is communicated with the suction nozzle assembly, and the sewage tank is communicated with the suction tube of the suction nozzle body through the sewage circulating assembly.
Furthermore, M suction nozzle body suction tubes are connected to the suction nozzle assembly, wherein M is a natural number and is more than or equal to 1; the suction tube of the suction nozzle body is communicated with the corresponding water delivery pipe.
A suction sweeping type sweeping machine comprises the dust falling device.
Compared with the prior art, the invention has the beneficial effects that:
1. the dust falling device of the suction sweeping type sweeping machine is simple in structure and convenient to operate, sewage in the sewage tank enters the suction cylinder of the suction nozzle body through three-stage filtration under the action of gravity, is conveyed upwards into the sewage tank along the cylinder wall by airflow negative pressure, and humidifies and settles dust-containing garbage sucked by the suction cylinder of the suction nozzle body, so that the operation efficiency and the operation quality of the whole machine are improved, and the labor intensity of maintenance workers is reduced. Meanwhile, the suction tube and the corrugated pipe are wetted, so that the abrasion of the suction tube and the corrugated pipe is reduced, and the service life of each part in the airflow channel is prolonged.
2. According to the dust falling device of the suction sweeping type sweeping machine, sewage in the sewage tank is filtered from top to bottom by utilizing the self gravity effect and then recycled, so that water is saved, the environmental protection performance is improved, the storage of the sewage in the tank body is increased, and the operation duration of the whole vehicle is prolonged.
3. The dust settling device of the suction sweeping type sweeping machine adopts three-stage filtration from top to bottom, namely three steps of rough filtration, filtration and fine filtration, greatly improves the sewage decontamination and filtration efficiency, and ensures the reliability of sewage circulation.
4. The dust falling device of the suction sweeping type sweeping machine is provided with the clean water tank, the clean water tank is communicated with the water distribution pipe through the communicating pipe, and the communicating pipe is provided with the second stop valve; therefore, on one hand, enough dust falling water sources are provided for the fact that the sewage level in the sewage tank cannot reach self-circulation when the whole vehicle starts to operate, on the other hand, the sewage circulation pipeline can be cleaned when the whole vehicle finishes operating, the reliability of sewage circulation is greatly improved, and the labor intensity of workers is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a dust settling device of the present invention;
FIG. 2 is an enlarged partial cross-sectional view of A-A of FIG. 1;
Fig. 3 is an enlarged partial sectional structural view of B-B in fig. 1.
In the figure:
1. a dustbin; 101. a sewage tank; 102. a clear water tank; 2. a suction pipe assembly of the sweeping machine; 21. a nozzle body suction tube; 22. a bellows; 23. a suction tube; 3. a rear door assembly; 31. a water storage compartment; 311. a first water storage compartment; 312. a second water storage compartment; 32. coarse filtration; 33. a filter; 34. fine filtering net; 35. a blowoff valve; 36. a sealing strip; 4. a second shut-off valve; 5. a communicating pipe; 6. a water conduit; 7. a first shut-off valve; 8. a water diversion pipe; 9. a water delivery pipe; 10. a suction nozzle assembly; 11. and an air inlet of the fan.
Detailed Description
The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.
As shown in fig. 1 to 3, the dust falling device of the suction sweeping type sweeping machine of the present invention comprises a pneumatic system located in a garbage can 1, a sweeping machine suction pipe assembly 2, a sewage tank 101 located in the garbage can 1 and communicated with the garbage can 1, a rear door assembly 3 arranged at an outlet of the garbage can 1, a water storage tank 31 arranged in the rear door assembly 3, and a clean water tank 102 located in the garbage can; the rear door assembly 3 is used for sealing the outlet of the garbage can 1, and the water storage tank 31 is communicated with the sewage tank 101; the water storage tank comprises a first water storage tank 311 and a second water storage tank 312, the first water storage tank 311 is communicated with the sewage tank 101, a coarse filter screen 32 is arranged at the communication position, the first water storage tank 311 is positioned above the second water storage tank 312, the first water storage tank 311 is communicated with the second water storage tank 312, a filter 33 is arranged at the communication position, the second water storage tank 312 is provided with a water outlet, a water guide pipe 6 is connected onto the water outlet, a fine filter screen 34 is arranged between the water outlet and the water guide pipe 6, and the water guide pipe is communicated with the water delivery pipe 9. The suction pipe assembly 2 of the sweeping machine comprises a suction cylinder 23, a corrugated pipe 22 and a suction nozzle body suction cylinder 21 which are sequentially communicated; one end of the suction tube 23 extends into the sewage tank, and the suction nozzle body suction tube 21 is communicated with the suction nozzle assembly 10. The water guide pipe 6 is connected with the first cut-off valve 7, the water distribution pipe 8 is communicated with the water delivery pipe 9, and the water delivery pipe 9 is communicated with the suction tube 21 of the suction nozzle body. The clean water tank 102 is communicated with the water distribution pipe 8 through a communicating pipe 5, and a second cut-off valve 4 is arranged on the communicating pipe. When the second shut-off valve 4 is closed, the clean water tank 102 and the sewage tank 101 are not communicated with each other, thereby ensuring that the clean water in the clean water tank 102 is not in direct contact with the sewage in the sewage tank 101.
Preferably, in this embodiment, the water outlet of the second water storage compartment 312 and the rear plate of the garbage can 1 are sealed by the sealing strip 36, so that the filtered sewage is not in direct contact with the sewage in the garbage can 1, and the fine filter 34 is prevented from being blocked by the filtering residues.
During operation, sewage sucked into the sewage tank 101 under the action of negative pressure generated by a pneumatic system enters the suction nozzle body suction cylinder 21 through three-stage filtration (the coarse filter 32, the filter 33 and the fine filter 34) under the action of gravity, is upwards conveyed into the sewage tank 101 by airflow negative pressure along the corrugated pipe 22 and the suction cylinder 23, wets and settles dust-containing garbage sucked into the suction nozzle body suction cylinder 21, the sewage does not fall to the ground in the circulating process, the operation efficiency and the operation quality of the whole vehicle are greatly improved, and the labor intensity of maintenance workers is reduced. Meanwhile, the suction tube 23 and the corrugated tube 22 are wetted, so that the abrasion is reduced, and the service life of each part in the airflow channel is prolonged.
When the whole vehicle dumps garbage and opens the rear door assembly 3, all filter screens of the rear door assembly 3 can be cleaned by the water spray gun at every time, the operation is convenient, and the filtering efficiency of the filter screens is improved.
Preferably, in this embodiment, the sewage firstly enters the first water storage tank 311 from the sewage tank 101 through the coarse filter 32, then enters the second water storage tank 312 through the filter 33, and finally enters the water guiding pipe 6 through the fine filter 34, so that the sewage decontamination and filtration efficiency is improved, and the reliability of sewage circulation is ensured.
Preferably, the coarse filter 32 is disposed at the outer side of the first water storage tank 311, the filter 33 is disposed at the water outlet of the first water storage tank 311 and the water inlet of the second water storage tank 312, and the fine filter 34 is disposed at the water outlet of the second water storage tank 312.
Preferably, a fine filter 34, a water guide pipe 6, a first cut-off valve 7, a water distribution pipe 8 and a water delivery pipe 9 are arranged between the water outlet of the second water storage compartment 312 and the inner cavity of the suction tube 21 of the nozzle body and are sequentially connected and conducted, and the first cut-off valve 7 can be opened and closed according to a setting signal and requirements.
Preferably, the suction nozzle assembly 10 is provided with at least one suction nozzle body suction tube 21, and the tube wall of the suction nozzle body tube 21 is provided with a water through hole which is communicated with the water distribution tube 8 through the water delivery tube 9.
Preferably, the water diversion pipe 8 is provided with at least one water outlet hole, and each water outlet hole is connected and communicated with the corresponding water delivery pipe 9.
Preferably, a water level detecting means is provided in the first water storage compartment 311.
Preferably, the suction sweeping type sweeping machine is further provided with a control device which can control the opening and closing of the first cut-off valve and the second cut-off valve.
Preferably, the water duct is a hose.
When the whole vehicle starts to operate, the sewage in the sewage tank 101 does not have enough sewage circulation dust fall, the second cut-off valve 4 is opened, clean water flows into the suction tube 21 of the suction nozzle body for effective dust fall, when the water level detection device in the first water storage cabin detects that the water level of the sewage in the first water storage cabin meets the self-circulation requirement, the control device closes the second cut-off valve 4, the first cut-off valve 7 is opened, and the sewage enters the suction tube 21 of the suction nozzle body to humidify and settle dust-containing garbage through three-stage filtration by utilizing the self gravity; when the whole vehicle dumps garbage, the second cut-off valve 4 is opened, so that clean water flows into the sewage circulating assembly to carry out self-cleaning. Therefore, on one hand, enough dust falling water sources are provided for the fact that the water level of sewage in the sewage tank 101 cannot reach self-circulation when the whole vehicle starts to operate, on the other hand, the sewage circulation assembly can be automatically cleaned when the whole vehicle finishes operating, the reliability of sewage circulation is greatly improved, and the labor intensity of workers is reduced.
Further, a suction-sweeping type sweeping machine is provided, wherein a suction cylinder 23 is welded on a garbage can 1, a corrugated pipe 22 is connected between the suction cylinder 23 and a suction nozzle assembly 10, sewage in the garbage can 1 enters the suction nozzle assembly 10 under the action of self gravity, flows from a suction nozzle body suction cylinder 21 of the suction nozzle assembly 10 through the corrugated pipe 22 under the suction negative pressure action of a fan, flows through the suction cylinder 23 and enters a sewage tank 101, and dust-containing garbage is effectively humidified and settled in the pneumatic conveying process. Not only saves water, but also improves the environmental protection, increases the storage volume of the dustbin 1 and prolongs the operation endurance time of the whole dustbin.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
The foregoing is merely a preferred embodiment of this invention, which is intended to be illustrative, and not limiting. The structure, the connection mode and the like of all the components in the invention can be changed, and the equivalent transformation and the improvement on the basis of the technical scheme of the invention are not excluded from the protection scope of the invention.
Claims (6)
1. A dust fall device of a suction sweeping type sweeping machine comprises a pneumatic system and a sweeping machine suction pipe assembly which are positioned in a garbage can, and is characterized by also comprising a sewage tank and a sewage circulating component which are positioned in the garbage can and communicated with the garbage can, wherein one end of the sweeping machine suction pipe assembly extends into the sewage tank, and the sewage tank is communicated with the sweeping machine suction pipe assembly through the sewage circulating component;
the sewage circulation assembly includes: the rear door assembly is arranged at the outlet of the dustbin and is used for sealing the outlet of the dustbin; the water storage cabin is arranged in the rear door assembly and communicated with the sewage tank; the water conveying pipe is provided with a first end and a second end, the first end of the water conveying pipe is communicated with the water storage cabin, and the second end of the water conveying pipe is communicated with the suction pipe assembly of the sweeping machine;
the water storage tank comprises a first water storage tank and a second water storage tank, a coarse filter screen is arranged at the position where the first water storage tank is communicated with the sewage tank and the communicated position of the first water storage tank and the sewage tank is provided, the first water storage tank is positioned above the second water storage tank, a filter is arranged at the position where the first water storage tank is communicated with the second water storage tank and the communicated position of the first water storage tank and the second water storage tank is provided with a water outlet, a water guide pipe is connected to the water outlet, a fine filter screen is arranged between the water outlet and the water guide pipe, and the water guide pipe is communicated with the water delivery pipe;
A water diversion pipe and a first cut-off valve which are connected are arranged between the water diversion pipe and the water delivery pipe, the water diversion pipe is communicated with the water delivery pipe, and the first cut-off valve is connected with the water diversion pipe;
the dust settling device also comprises a communicating pipe and a closed clear water tank positioned in the dustbin; the clean water tank is communicated with the water distribution pipe through the communicating pipe, and a second cut-off valve is arranged on the communicating pipe;
the dust falling device also comprises a water level detection device and a control device, and the control device is respectively connected with the first cut-off valve and the second cut-off valve; the water level detection device is arranged in the first water storage cabin;
when the whole vehicle starts to operate, insufficient sewage circulates and falls dust in the sewage tank, the control device opens the second stop valve to enable clear water to flow into the suction pipe assembly of the sweeping machine to fall dust, when the water level detection device in the first water storage cabin detects that the water level of the sewage in the first water storage cabin meets the self-circulation requirement, the control device closes the second stop valve and opens the first stop valve, and the sewage enters the suction pipe assembly of the sweeping machine to humidify and settle dust-containing garbage after being filtered by three stages under the action of self gravity; when the whole vehicle dumps garbage, the control device opens the second stop valve to enable clean water to flow into the sewage circulating assembly for self-cleaning.
2. The dust falling device of the suction sweeping type sweeping machine according to claim 1, wherein the second water storage compartment is sealed with the dustbin by a sealing strip, so that the filtered sewage is not in direct contact with the sewage in the dustbin.
3. The dust settling device of the suction sweeping type sweeping machine according to claim 1, wherein the water delivery pipe is a hose, and the water distribution pipe is provided with N water outlet holes, wherein N is a natural number and is not less than 1; the water outlet holes are communicated with the corresponding water conveying pipes.
4. The dust fall device of the suction sweeping type sweeping machine according to any one of claims 1 to 3, wherein the suction pipe assembly of the sweeping machine comprises a suction barrel, a corrugated pipe and a suction nozzle body suction barrel which are communicated in sequence; one end of the suction tube extends into the sewage tank, the suction tube of the suction nozzle body is communicated with the suction nozzle assembly, and the sewage tank is communicated with the suction tube of the suction nozzle body through the sewage circulating component.
5. The dust falling device of the suction sweeping type sweeping machine according to claim 4, wherein M suction nozzle body suction cylinders are connected to the suction nozzle assembly, wherein M is a natural number and is more than or equal to 1; the suction tube of the suction nozzle body is communicated with the corresponding water delivery pipe.
6. A suction sweeping type sweeping machine comprising the dust falling device according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810132602.0A CN110130255B (en) | 2018-02-09 | 2018-02-09 | Dust device of suction type sweeping machine and suction type sweeping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810132602.0A CN110130255B (en) | 2018-02-09 | 2018-02-09 | Dust device of suction type sweeping machine and suction type sweeping machine |
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| CN110130255A CN110130255A (en) | 2019-08-16 |
| CN110130255B true CN110130255B (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810132602.0A Active CN110130255B (en) | 2018-02-09 | 2018-02-09 | Dust device of suction type sweeping machine and suction type sweeping machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112144455A (en) * | 2020-09-29 | 2020-12-29 | 南京英达公路养护车制造有限公司 | Sewage separating, purifying, recycling and reusing device for sweeping machine |
| CN113737699A (en) * | 2021-10-08 | 2021-12-03 | 徐州徐工环境技术有限公司 | Pneumatic conveying system and road sweeper with same |
| CN115026086B (en) * | 2022-05-05 | 2022-11-04 | 中国水利水电第三工程局有限公司 | Concrete warehouse surface cleaning method |
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| CN102277846A (en) * | 2011-05-26 | 2011-12-14 | 长沙中联重工科技发展股份有限公司 | Suction-sweeping type sweeping machine and suction tube dust falling device thereof |
| CN102345276A (en) * | 2011-04-19 | 2012-02-08 | 中联重科股份有限公司 | Garbage can for cleaning vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2914895B2 (en) * | 1994-09-07 | 1999-07-05 | 株式会社モリタエコノス | Drainable pavement function recovery vehicle |
| CN103696388B (en) * | 2012-09-27 | 2015-08-12 | 长沙中联重科环卫机械有限公司 | Sewage filter system and cleaning cart |
| CN203559380U (en) * | 2013-11-07 | 2014-04-23 | 福建龙马环卫装备股份有限公司 | Sewage recycle device of washing and sweeping vehicle |
| CN103696383B (en) * | 2014-01-06 | 2016-07-06 | 武汉理工大学 | A kind of sweeper sewage recycling device |
| CN204898589U (en) * | 2015-07-24 | 2015-12-23 | 徐工集团工程机械股份有限公司 | Clean vehicle sewage cycle system of recycling of road |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345276A (en) * | 2011-04-19 | 2012-02-08 | 中联重科股份有限公司 | Garbage can for cleaning vehicle |
| CN102277846A (en) * | 2011-05-26 | 2011-12-14 | 长沙中联重工科技发展股份有限公司 | Suction-sweeping type sweeping machine and suction tube dust falling device thereof |
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Address after: 710201 Jingwei Industrial Zone, Xi'an economic and Technological Development Zone, Shaanxi, China Applicant after: Shaanxi Automobile Group Co.,Ltd. Address before: No.39 Xingfu North Road, Xi'an, Shaanxi 710201 Applicant before: SHAANXI AUTOMOBILE GROUP Co.,Ltd. |
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