CN111441295A - Positive pressure dust removal system for dust collection vehicle and dust collection vehicle - Google Patents
Positive pressure dust removal system for dust collection vehicle and dust collection vehicle Download PDFInfo
- Publication number
- CN111441295A CN111441295A CN202010217420.0A CN202010217420A CN111441295A CN 111441295 A CN111441295 A CN 111441295A CN 202010217420 A CN202010217420 A CN 202010217420A CN 111441295 A CN111441295 A CN 111441295A
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- Prior art keywords
- positive pressure
- suction
- cavity
- filtering cavity
- dust removal
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Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
Abstract
The invention relates to a positive pressure dust removal system for a dust collection vehicle and the dust collection vehicle, wherein the positive pressure dust removal system comprises a suction fan, a dust removal device, a suction negative pressure cavity, a first positive pressure filtering cavity and a second positive pressure filtering cavity; the air suction end of the suction fan is communicated with the suction negative pressure cavity, the air exhaust end of the suction fan is communicated with the first positive pressure filtering cavity, the dust removal device is arranged on one side of the air exhaust end of the suction fan, and the first positive pressure filtering cavity is communicated with the second positive pressure filtering cavity; the filtration precision of the second positive pressure filtering cavity is greater than that of the first positive pressure filtering cavity. The positive pressure dust removal system improves the efficiency of the suction fan, is beneficial to the sedimentation of garbage, reduces the adsorption rate of the garbage, enables a ventilating duct of the suction fan to be smoother and greatly improves the dust collection effect.
Description
Technical Field
The invention relates to the field of environmental sanitation machinery, in particular to a positive pressure dust removal system for a dust collection vehicle and the dust collection vehicle.
Background
The dust collection vehicle is used as a cleaning vehicle, and one of the typical differences between the dust collection vehicle and a sweeping vehicle and between the dust collection vehicle and the sweeping vehicle is that the dust collection vehicle can be operated in a full-dry mode in an anhydrous state, so that the dust collection vehicle is more suitable for being operated under the working condition that the temperature is lower than 0 ℃ in winter in the north.
Therefore, the dust-collecting vehicle is typically different from other types of vehicles in that the problem of exhausting and dedusting of the suction fan of the dust-collecting vehicle needs to be solved. In the prior art, the dust removal schemes of the dust collection vehicle are negative-pressure end dust removal, namely, a dust removal device (mostly a plurality of filter cylinders) is arranged on the suction path of a fan. In order to ensure the dust removal effect, namely no obvious dust at the air outlet of the fan, the number of the filter cylinders is large, the filter precision is high, and the suction resistance of the fan is increased.
However, the dust removal through the negative pressure end has the following technical defects: the unsmooth air suction of the suction fan and the low efficiency of the fan are easily caused, and the operation effect is influenced; the filter drum has the advantages of more filter drums, heavy weight, large volume, large energy consumption and more occupied space, so that the whole vehicle is heavier and the production cost is high. Negative pressure end dust removal (positive pressure end dust removal relative to a fan air outlet) is not beneficial to the sedimentation of garbage in the box body, is easy to be adsorbed on a filter medium, and is inconvenient to replace, maintain and maintain the filter medium, and the cost is high; and the filter cartridge is subjected to pulse back flushing by using high-pressure gas in the working condition of cyclic operation, and the dust removal at the negative pressure end influences the pulse back flushing effect of the filter cartridge.
Disclosure of Invention
Therefore, a positive pressure dust removal system of a dust collection vehicle and the dust collection vehicle are needed to be provided, and the positive pressure dust removal system is used for solving the problems that a suction fan is easy to suck unsmooth air, the efficiency of the fan is low, the sedimentation of garbage is not facilitated, and the dust collection vehicle is easy to absorb on a filter medium in the prior art when the dust collection vehicle removes dust through a negative pressure end; the filter medium is inconvenient to replace, maintain and maintain, and the cost is high; the negative pressure end dust removal influences the pulse back blowing effect of the filter cylinder, and the technical problems of more filter cylinders, large energy consumption, more occupied space and the like are solved.
In order to achieve the above object, the inventor provides a positive pressure dust removal system for a vacuum sweeper, comprising a suction fan, a dust removal device, a suction negative pressure cavity, a first positive pressure filtering cavity and a second positive pressure filtering cavity;
the air suction end of the suction fan is communicated with the suction negative pressure cavity, the air exhaust end of the suction fan is communicated with the first positive pressure filtering cavity, the dust removal device is arranged on one side of the air exhaust end of the suction fan, and the first positive pressure filtering cavity is communicated with the second positive pressure filtering cavity;
the filtration precision of the second positive pressure filtering cavity is greater than that of the first positive pressure filtering cavity.
As a preferable structure of the invention, the positive pressure dust removal system further comprises a sucker which is communicated with the suction negative pressure cavity through a ventilation pipeline.
As a preferable structure of the present invention, the suction negative pressure chamber, the first positive pressure filter chamber, and the second positive pressure filter chamber are arranged in this order.
As a preferred structure of the present invention, an air inlet is disposed at the bottom of one side of the first positive pressure filtering chamber, and an air exhaust end of the suction fan is communicated with the air inlet of the first positive pressure filtering chamber.
As a preferable structure of the present invention, an air outlet is disposed at the top of the other side of the first positive pressure filtering cavity, and the air outlet of the first positive pressure filtering cavity is communicated with the second positive pressure filtering cavity.
As a preferable structure of the present invention, an air outlet is provided on the second positive pressure filtering chamber.
As a preferred structure of the present invention, a filter screen is disposed in the air suction pipeline of the suction fan.
As a preferable structure of the present invention, the first positive pressure filtering chamber includes a plurality of filtering units, and the filtering units are of a multi-stage cyclone tube structure.
As a preferable structure of the invention, the positive pressure dust removal system further comprises an air storage tank and a pulse valve, and the air storage tank is connected with the pulse valve.
Different from the prior art, the technical scheme has the following advantages: the positive pressure dust removal system adopts the technical scheme of multistage sedimentation and multistage exhaust filtration of garbage, namely, the garbage with large volume is settled and filtered in the suction negative pressure cavity, and fine particles or dust garbage is further filtered and settled in the first positive pressure filtration cavity and the second positive pressure filtration cavity; along with the exhaust air flow, the air flow is firstly subjected to rough filtration in the first positive pressure filtering cavity and then is subjected to fine filtration in the second positive pressure filtering cavity. Therefore, in the whole process, the efficiency of the suction fan is improved, the sedimentation of garbage is facilitated, the adsorption rate of the garbage is reduced, the ventilation pipeline of the suction fan is more smooth, and the dust collection effect is greatly improved.
In order to achieve the purpose, the inventor also provides a dust collection vehicle, which comprises a vehicle chassis, a dustbin and any one positive pressure dust removal system provided by the inventor;
the dustbin set up in on the vehicle chassis, malleation dust pelletizing system set up in the dustbin, the vehicle chassis be used for to the dirty-suction vehicle provides drive power.
Different from the prior art, the technical scheme has the following advantages: the positive pressure dust removal system of the dust collection vehicle adopts the technical scheme of multistage sedimentation and multistage exhaust filtration of garbage, namely, the garbage with large volume is settled and filtered in the suction negative pressure cavity, and fine particles or dust garbage is further filtered and settled in the first positive pressure filtration cavity and the second positive pressure filtration cavity; along with the exhaust air flow, the air flow is firstly subjected to rough filtration in the first positive pressure filtering cavity and then is subjected to fine filtration in the second positive pressure filtering cavity. Therefore, in the whole process, the efficiency of the suction fan is improved, the sedimentation of garbage is facilitated, the adsorption rate of the garbage is reduced, the ventilation pipeline of the suction fan is more smooth, and the dust collection effect is greatly improved.
Drawings
FIG. 1 is a schematic view of a vacuum vehicle according to an embodiment;
FIG. 2 is a top view of a garbage can of the vacuum sweeper in accordance with an exemplary embodiment;
fig. 3 is a cross-sectional view of a filter unit according to an embodiment.
Description of reference numerals:
1. the chassis of the vehicle is provided with a plurality of wheels,
2. a garbage can is arranged in the garbage can,
3. a suction disc is arranged on the upper surface of the shell,
4. a suction fan is arranged on the air outlet of the air conditioner,
41. a filter net is arranged on the upper portion of the filter net,
5. a dust-removing device is arranged on the upper portion of the dust-removing device,
6. a negative pressure cavity is sucked in,
7. the first positive pressure filter cavity is provided with a positive pressure filter cavity,
71. an air inlet is arranged on the top of the air inlet,
72. an air outlet is arranged on the air outlet,
73. a filtering unit, a water-absorbing material and a water-absorbing material,
8. the second positive pressure filter cavity is provided with a second positive pressure filter cavity,
81. an air outlet is arranged at the air outlet,
9. a gas storage tank which is connected with the air inlet,
10. a pulse valve.
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
For a better understanding of the present application, embodiments of the present application are described below with reference to fig. 1 to 3.
As shown in fig. 1, an embodiment of the present application provides a dirty-suction vehicle, which includes a vehicle chassis 1, a dustbin 2, a vehicle head and a positive pressure dust-removing system, the dustbin 2 is disposed on the vehicle chassis 1, and the positive pressure dust-removing system is disposed in the dustbin 2. Wherein, the dust absorption vehicle can be a gasoline vehicle, a diesel vehicle, a pure electric vehicle, and also can be a hybrid electric vehicle or a range-extending vehicle. The vehicle chassis 1 comprises a power source which provides power for the positive pressure dust removal system or is additionally provided with a driving device which provides power for the positive pressure dust removal system, and the power source is connected with wheels of the chassis through a transmission mechanism so as to drive the dust collection vehicle to move.
As shown in fig. 1 to 3, the positive pressure dust removing system of the present embodiment includes a suction cup 3, a suction fan 4, a dust removing device 5, a suction negative pressure cavity 6, a first positive pressure filtering cavity 7, and a second positive pressure filtering cavity 8. Specifically, in the present embodiment, as shown in fig. 1 and fig. 2, the dustbin 2 is divided into a suction negative pressure cavity 6, a first positive pressure filter cavity 7 and a second positive pressure filter cavity 8; further, suction negative pressure chamber 6 first strain positive pressure chamber 7 and positive pressure chamber 8 is strained to the second from left to right arranges in proper order, and suction negative pressure chamber 6, first strain positive pressure chamber 7 and the second strain positive pressure chamber 8 sharing back door sealing device, when the industry of unloading, can go on simultaneously.
Further, as shown in fig. 1 and 2, the suction cup 3 is communicated with the suction negative pressure cavity 6 through a ventilation pipeline, and is used for sucking the garbage (including dust, leaves, sand, etc.) on the road surface into the suction negative pressure cavity 6 through the suction cup 3. And the air suction end of the suction fan 4 is communicated with the suction negative pressure cavity 6. Preferably, in this embodiment, a filter screen 41 is disposed in the air suction pipeline of the suction fan 4, and the picked-up garbage is filtered by the filter screen 41. Specifically, in this example, under the action of the suction fan 4, the garbage sucked into the suction negative pressure cavity 6 is subjected to sudden change of the air flow velocity and the negative pressure value, so that the garbage with larger mass such as sand and the like can be settled in the suction negative pressure cavity 6. Therefore, compared with the prior art that a plurality of filter cylinders are arranged on the air suction path of the suction fan 4, the efficiency of the suction fan 4 is improved, the sedimentation of garbage is facilitated, the adsorption rate of the garbage is reduced, the ventilation pipeline of the suction fan 4 is more smooth, and the dust collection effect is greatly improved. The space is saved in design, the available space of the dustbin 2 is enlarged, and the unloading is convenient; and the positive pressure dust removal system is light, the energy consumption is reduced, the weight of the whole vehicle equipment is reduced, and the manufacturing cost of the whole vehicle is reduced
Further, as shown in fig. 1 and 2, the exhaust end of the suction fan 4 is communicated with the first positive pressure filtering cavity 7, the dust removing device 5 is disposed on one side of the exhaust end of the suction fan 4, and the first positive pressure filtering cavity 7 is communicated with the second positive pressure filtering cavity 8. In this example, the dust removing device 5 is disposed in the first positive pressure filtering cavity 7, the air exhaust end of the suction fan 4 is communicated with the first positive pressure filtering cavity 7, and after sedimentation and filtration are performed in the suction negative pressure cavity 6, more than 95% of the remaining garbage is filtered and settled in the first positive pressure filtering cavity 7.
Further, as shown in fig. 1 and fig. 2, an air inlet 71 is disposed at the bottom of one side of the first positive pressure filtering chamber 7, and an air exhaust end of the suction fan 4 is communicated with the air inlet 71 of the first positive pressure filtering chamber 7. The top of the first positive pressure chamber 7 opposite side of straining is equipped with air outlet 72, the first air outlet 72 of straining positive pressure chamber 7 with positive pressure chamber 8 is strained to the second and is linked together. From this for the air current through first pressure chamber 7 of straining is by supreme down, consequently can filter water or steam in first pressure chamber 7 of straining to prevent that the second from straining positive pressure chamber 8 and being stuck with paste the problem of jam because of easily taking water, more be favorable to subsiding, the filtration of rubbish. Therefore, in the embodiment, the garbage with moisture can be sucked, picked up, filtered and settled without dry switching.
Preferably, in certain embodiments, as shown in fig. 1-3, the first positive pressure filtration chamber 7 comprises a plurality of filter units 73. Further, as shown in fig. 3, the filter unit 73 is multistage cyclone tube structure, and is concrete, and the air current gets into the cyclone tube from the air inlet, and through the colating of cyclone tube, most dust is filtered out owing to centrifugal action, is leading-in to the ash storage dish through the toper pipeline again, and the air current after the filtration passes through the cyclone tube inner tube again, gets into main filter core after-carrying further filtration (fine filtration) to play filtration, settlement effect better.
Further, as shown in fig. 1 and fig. 2, the first positive pressure filtering cavity 7 is communicated with the second positive pressure filtering cavity 8, the filtering precision of the second positive pressure filtering cavity 8 is greater than that of the first positive pressure filtering cavity 7, namely, in this embodiment, the first positive pressure filtering cavity 7 is coarse filtered, and the second positive pressure filtering cavity 8 is fine filtered. Further, be equipped with air exit 81 on the second strains positive pressure chamber 8, preferentially, in this embodiment, the second strains and is equipped with the filter in positive pressure chamber 8, further filters remaining rubbish thing through the filter, and air exit 81 sets up in the second strains the upper end in positive pressure chamber 8. In this example, after sedimentation and filtration in the suction negative pressure chamber 6, and filtration and sedimentation in the first positive pressure filtration chamber 7, the remaining 5% of the garbage is filtered and sedimented in the second positive pressure filtration chamber 8, and then discharged through the air outlet 81 along with the exhaust air flow, and the dust with the PM2.5 or more is filtered in the second positive pressure filtration chamber 8.
Further, in some embodiments, as shown in the figure, the positive pressure dust removal system further includes an air storage tank 9 and a pulse valve 10, and specifically, in this embodiment, the air storage tank 9 may be inflated by an air compressor provided on the vehicle chassis 1. In other embodiments, the air storage tank 9 may be inflated by a specially provided air compressor. The gas storage tank 9 is connected with the pulse (back-blowing) valve, and the pulse valve 10 performs back-blowing at a set frequency or performs back-blowing operation when an instruction is given through manual input, so that the positive pressure dust removal system is cleaned regularly.
Specifically, the positive pressure dust removal system of the embodiment adopts the technical scheme of multistage sedimentation of garbage and multistage filtration of exhaust air, that is, the garbage with large volume is settled and filtered in the suction negative pressure cavity 6, and fine particles or dust garbage is further filtered and settled in the first positive pressure filtering cavity 7 and the second positive pressure filtering cavity 8; along with the exhaust air flow, the air flow is firstly subjected to rough filtration in the first positive pressure filtering cavity 7 and then is subjected to fine filtration in the second positive pressure filtering cavity 8. Therefore, in the whole process, the efficiency of the suction fan 4 is improved, the sedimentation of the garbage is facilitated, the adsorption rate of the garbage is reduced, the ventilation pipeline of the suction fan 4 is smoother, and the dust collection effect is greatly improved. The space is saved in design, the available space of the dustbin 2 is enlarged, and the unloading is convenient; and the positive pressure dust removal system is light in weight, the energy consumption is reduced, the weight of the whole vehicle equipment is reduced, and the manufacturing cost of the whole vehicle is reduced.
It should be noted that, although the above embodiments have been described herein, the invention is not limited thereto. Therefore, based on the innovative concepts of the present invention, the technical solutions of the present invention can be directly or indirectly applied to other related technical fields by making changes and modifications to the embodiments described herein, or by using equivalent structures or equivalent processes performed in the content of the present specification and the attached drawings, which are included in the scope of the present invention.
Claims (10)
1. A malleation dust pelletizing system for dirty-suction vehicle, its characterized in that: the device comprises a suction fan, a dust removal device, a suction negative pressure cavity, a first positive pressure filtering cavity and a second positive pressure filtering cavity;
the air suction end of the suction fan is communicated with the suction negative pressure cavity, the air exhaust end of the suction fan is communicated with the first positive pressure filtering cavity, the dust removal device is arranged on one side of the air exhaust end of the suction fan, and the first positive pressure filtering cavity is communicated with the second positive pressure filtering cavity;
the filtration precision of the second positive pressure filtering cavity is greater than that of the first positive pressure filtering cavity.
2. The positive pressure dedusting system of claim 1, wherein: the positive pressure dust removal system further comprises a sucker which is communicated with the suction negative pressure cavity through a ventilation pipeline.
3. The positive pressure dedusting system of claim 1, wherein: the suction negative pressure cavity, the first positive pressure filtering cavity and the second positive pressure filtering cavity are sequentially arranged.
4. The positive pressure dedusting system of claim 1, wherein: the bottom of one side of the first positive pressure filtering cavity is provided with an air inlet, and the air exhaust end of the suction fan is communicated with the air inlet of the first positive pressure filtering cavity.
5. The positive pressure dedusting system of claim 1, wherein: the top of positive pressure chamber opposite side is equipped with the air outlet for the first filtration, the air outlet for the first filtration positive pressure chamber with the positive pressure chamber is strained to the second and is linked together.
6. The positive pressure dedusting system of claim 1, wherein: and an air outlet is arranged on the second positive pressure filtering cavity.
7. The positive pressure dedusting system of claim 1, wherein: and a filter screen is arranged in an air suction pipeline of the suction fan.
8. The positive pressure dedusting system of claim 1, wherein: the first positive pressure filtering cavity comprises a plurality of filtering units, and the filtering units are of multistage cyclone tube structures.
9. The positive pressure dedusting system of claim 1, wherein: the positive pressure dust removal system further comprises a gas storage tank and a pulse valve, and the gas storage tank is connected with the pulse valve.
10. Dirty-suction vehicle, its characterized in that: comprising a vehicle chassis, a dustbin and
the positive pressure dedusting system of any one of claims 1-9;
the dustbin set up in on the vehicle chassis, malleation dust pelletizing system set up in the dustbin, the vehicle chassis be used for to the dirty-suction vehicle provides drive power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010217420.0A CN111441295A (en) | 2020-03-25 | 2020-03-25 | Positive pressure dust removal system for dust collection vehicle and dust collection vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010217420.0A CN111441295A (en) | 2020-03-25 | 2020-03-25 | Positive pressure dust removal system for dust collection vehicle and dust collection vehicle |
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| Publication Number | Publication Date |
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| CN111441295A true CN111441295A (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010217420.0A Pending CN111441295A (en) | 2020-03-25 | 2020-03-25 | Positive pressure dust removal system for dust collection vehicle and dust collection vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN111441295A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352342A (en) * | 2022-03-21 | 2022-04-15 | 中铁长安重工有限公司 | Pure electric intelligent dust removal car of multipurpose |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660931A (en) * | 2012-05-30 | 2012-09-12 | 彭湃 | Road suction-sweeping vehicle suitable for various road surfaces and operating sites |
| CN103074860A (en) * | 2013-01-25 | 2013-05-01 | 尹协谦 | Integrated ground and air dust removing cleaning lorry |
| CN205134256U (en) * | 2015-10-28 | 2016-04-06 | 山东瑞天工程器材有限公司 | Pure absorption type dirty -suction vehicle case |
| CN109267526A (en) * | 2018-11-13 | 2019-01-25 | 湖北国苗特种车辆制造有限公司 | Can the rear-mounted Wet-dry of blower of reverse gas cleaning clean vehicle |
| KR101944700B1 (en) * | 2018-09-11 | 2019-02-01 | 이텍산업 주식회사 | Recyclable air jetting system for fine dust and dust suction, and future-type road sweeper with automatic suction cleaning system |
| CN109423973A (en) * | 2017-08-31 | 2019-03-05 | 熊本海 | A kind of Novel sweeper truck |
| CN110258398A (en) * | 2019-06-06 | 2019-09-20 | 长沙中联重科环境产业有限公司 | Rubbish dust pelletizing system and sweeper with it |
-
2020
- 2020-03-25 CN CN202010217420.0A patent/CN111441295A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660931A (en) * | 2012-05-30 | 2012-09-12 | 彭湃 | Road suction-sweeping vehicle suitable for various road surfaces and operating sites |
| CN103074860A (en) * | 2013-01-25 | 2013-05-01 | 尹协谦 | Integrated ground and air dust removing cleaning lorry |
| CN205134256U (en) * | 2015-10-28 | 2016-04-06 | 山东瑞天工程器材有限公司 | Pure absorption type dirty -suction vehicle case |
| CN109423973A (en) * | 2017-08-31 | 2019-03-05 | 熊本海 | A kind of Novel sweeper truck |
| KR101944700B1 (en) * | 2018-09-11 | 2019-02-01 | 이텍산업 주식회사 | Recyclable air jetting system for fine dust and dust suction, and future-type road sweeper with automatic suction cleaning system |
| CN109267526A (en) * | 2018-11-13 | 2019-01-25 | 湖北国苗特种车辆制造有限公司 | Can the rear-mounted Wet-dry of blower of reverse gas cleaning clean vehicle |
| CN110258398A (en) * | 2019-06-06 | 2019-09-20 | 长沙中联重科环境产业有限公司 | Rubbish dust pelletizing system and sweeper with it |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352342A (en) * | 2022-03-21 | 2022-04-15 | 中铁长安重工有限公司 | Pure electric intelligent dust removal car of multipurpose |
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Application publication date: 20200724 |
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