CN108774986B - Pneumatic conveying system of cleaning vehicle - Google Patents
Pneumatic conveying system of cleaning vehicle Download PDFInfo
- Publication number
- CN108774986B CN108774986B CN201810845942.8A CN201810845942A CN108774986B CN 108774986 B CN108774986 B CN 108774986B CN 201810845942 A CN201810845942 A CN 201810845942A CN 108774986 B CN108774986 B CN 108774986B
- Authority
- CN
- China
- Prior art keywords
- dustbin
- air duct
- centrifugal fan
- duct piece
- straight air
- 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.)
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Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 40
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000926 separation method Methods 0.000 abstract description 5
- 239000007787 solid Substances 0.000 description 8
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000010408 sweeping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000005406 washing Methods 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
-
- 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
Abstract
The invention relates to a pneumatic conveying system of a cleaning and cleaning vehicle, which comprises a sucker, a suction cylinder, a centrifugal fan and a dust removing device, wherein the sucker is arranged at the bottom of a vehicle chassis of the cleaning and cleaning vehicle and is used for sucking and picking up ground garbage, the sucker is communicated with the lower end of the suction cylinder, the upper end of the suction cylinder extends into a dustbin of the cleaning and cleaning vehicle, the centrifugal fan is arranged in front of the dustbin, an exhaust port of the centrifugal fan is communicated with the dust removing device, a turbine shaft of the centrifugal fan vertically faces the front end face of the dustbin, a straight air duct piece is arranged on the front end face of the dustbin in a penetrating way, one end of the straight air duct piece is communicated with an air suction port of the centrifugal fan, the other end of the straight air duct piece is communicated with the inside of the dustbin, the upper end of the suction cylinder is inclined towards the direction close to the other end of the straight air duct piece, and a solid-gas separator is arranged on an airflow path from the upper end of the suction cylinder to the other end of the straight air duct piece. The invention has the advantages of simple structure, short air flow path, small pneumatic loss, good air-solid-air separation effect, strong sucking disc sucking capacity, low cost and the like.
Description
Technical Field
The invention relates to the technical field of environmental sanitation equipment, in particular to a pneumatic conveying system of a cleaning and cleaning vehicle.
Background
Along with the increasing aggravation of urban garbage pollution and industrial pollution, the market demand for sanitation road cleaning and cleaning vehicles such as sweeping vehicles, washing and sweeping vehicles, dust collection vehicles and the like is also increasing, and the whole vehicle working principle of the cleaning and cleaning vehicles is that a centrifugal fan is utilized to vacuumize a dustbin, and then road garbage is sucked into the dustbin through a sucker (suction nozzle).
As shown in fig. 1 or fig. 2, the conventional cleaning and cleaning vehicle comprises a vehicle chassis 01, a dustbin 04 and an air conveying system are arranged on the vehicle chassis 01, the air conveying system comprises a sucker 01, a suction cylinder 02, a flow guiding device 05, a centrifugal fan 03 and a dust removing device, the sucker 01 is arranged at the bottom of the vehicle chassis 01 of the cleaning and cleaning vehicle and is used for sucking and picking up ground garbage, the sucker 01 is communicated with the lower end of the suction cylinder 02, the upper end of the suction cylinder 02 extends into the dustbin 04, the flow guiding device 05 is arranged between an outlet at the upper end of the suction cylinder 02 and an air outlet of the dustbin 04 and is used for guiding air flow coming out from the outlet at the upper end of the suction cylinder 02 to the air outlet of the dustbin 04, the centrifugal fan 03 is arranged in front of the dustbin 04, two ends of a turbine shaft of the centrifugal fan 03 face the left side face and the right side face of the dustbin 04 respectively, an air suction inlet 032 of the centrifugal fan 03 is communicated with the air outlet of the dustbin 04 through an air duct 031, and the air outlet of the centrifugal fan 03 is communicated with the dust removing device. In the prior art, although the arrangement form of the centrifugal fan 03 has certain randomness, both ends of the turbine shaft of the centrifugal fan 03 are respectively arranged towards the left side surface and the right side surface of the dustbin 04, so that the centrifugal fan 03 is used for feeding air from the side surface of the cleaning and cleaning vehicle, and the air outlet of the dustbin 04 and the outlet of the upper end of the suction cylinder 02 also have certain randomness, once the outlet of the upper end of the suction cylinder 02 is far away from the air outlet of the dustbin 04, the air flow conveying path is increased, thereby increasing the air loss, reducing the air flow speed and the like, so that the overall efficiency of the whole vehicle is influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the pneumatic conveying system of the cleaning vehicle, which has the advantages of reasonable design, simple structure, short air flow path, small pneumatic loss, good air-solid-air separation effect and low cost.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a cleaning vehicle pneumatic conveying system, its includes sucking disc, suction drum, centrifugal fan and dust collector, the sucking disc is installed in the vehicle chassis bottom that cleaning vehicle had and is used for sucking up ground rubbish, sucking disc and suction drum lower extreme intercommunication, and the suction drum upper end extends to the dustbin that cleaning vehicle had inside, centrifugal fan installs in the dustbin the place ahead, and centrifugal fan's gas vent and dust collector intercommunication, centrifugal fan's turbine shaft is perpendicular towards the preceding terminal surface of dustbin, wears to be equipped with straight wind channel spare on the preceding terminal surface of dustbin, straight wind channel spare one end and centrifugal fan's induction port intercommunication, straight wind channel spare other end and dustbin inside intercommunication, the suction drum upper end is to being close to the direction slope of straight wind channel spare other end, is equipped with solid-gas separator on the air current path of suction drum upper end to the straight wind channel spare other end.
Preferably, the solid-gas separator is a conical structure with the conical bottom surface facing the other end of the straight air duct member.
Preferably, the solid-gas separator is coaxially arranged with the straight air duct member.
Preferably, the solid-gas separator is arranged on the airflow path near the other end of the straight air duct piece.
Preferably, the included angle between the central axis of the suction cylinder and the height direction of the dustbin is 10-45 degrees.
By adopting the technical scheme, the invention breaks through the traditional inertia thinking that the two ends of the turbine shaft of the centrifugal fan are respectively and vertically oriented to the left side surface and the right side surface of the dustbin, so that the suction cup, the suction cylinder, the solid-gas separator, the straight air duct piece and the suction port of the centrifugal fan are all arranged along the flow direction of air flow, the air flow trend is smoother, the air flow distance of the pneumatic conveying system is closer, the air duct resistance is small, the loss of air turbulence, turbulent flow and the like is effectively reduced, and the flow speed and the working efficiency of the air flow can be remarkably improved; the centrifugal fan is provided with a suction cylinder, a suction port of the suction cylinder is arranged at the upper end of the suction cylinder, and the suction port is connected with the suction cylinder; the design of the solid-gas separator can change the airflow direction by utilizing the conical surface of the solid-gas separator to separate the airflow from the solid, so that the solid garbage is settled in the dustbin, and the solid garbage is effectively prevented from being directly sucked into the straight air duct piece, so that turbine blades and the like of the fan are damaged when the solid garbage enters the fan, and the solid-gas separator has the advantages of good airflow-solid-gas separation effect, simple structure and low cost; the invention has the advantages of reasonable design, simple structure, short airflow path, small pneumatic loss, good air-solid-air separation effect, strong sucking capacity of the sucking disc, low cost and the like.
Drawings
The invention will now be further elucidated with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a pneumatic conveying system of a conventional cleaning vehicle;
FIG. 2 is a schematic diagram of another pneumatic conveying system of a conventional cleaning vehicle;
FIG. 3 is a schematic diagram of the pneumatic conveying system of the cleaning vehicle of the present invention.
Detailed Description
As shown in fig. 3, the pneumatic conveying system of the cleaning and cleaning vehicle comprises a suction cup 1, a suction drum 2, a centrifugal fan 3 and a dust removing device (not shown in the figure), wherein the suction cup 1 is arranged at the bottom of a vehicle chassis of the cleaning and cleaning vehicle and is used for sucking ground garbage, the suction cup 1 is communicated with the lower end of the suction drum 2, the upper end of the suction drum 2 extends into a dustbin 4 of the cleaning and cleaning vehicle, the centrifugal fan 3 is arranged in front of the dustbin 4, an exhaust port 31 of the centrifugal fan 3 is communicated with the dust removing device, a turbine shaft of the centrifugal fan 3 vertically faces the front end face of the dustbin 4, a straight air duct piece 5 penetrates through the front end face of the dustbin 4, one end of the straight air duct piece 5 is communicated with an air suction port 32 of the centrifugal fan 3, the other end of the straight air duct piece 5 is communicated with the inside the dustbin 4, the upper end of the suction drum 2 is inclined towards the direction close to the other end of the straight air duct piece 5, and a solid-gas separator 6 is arranged on an airflow path from the upper end of the suction drum 2 to the other end of the straight air duct piece 5.
Preferably, the solid-gas separator 6 has a conical structure with a conical bottom surface facing the other end of the straight air duct member 5.
Preferably, the solid-gas separator 6 is coaxially arranged with the straight air duct member 5.
Preferably, the solid-gas separator 6 is disposed in the air flow path near the other end of the straight air duct member 5.
Preferably, the included angle a between the central axis of the suction tube 2 and the height direction of the dustbin 4 is 10-45 degrees.
By adopting the technical scheme, the invention breaks through the traditional inertia thinking that the two ends of the turbine shaft of the centrifugal fan 3 are respectively and vertically oriented to the left side surface and the right side surface of the dustbin 4, so that the suction cup 1, the suction cylinder 2, the solid-gas separator 6, the straight air duct piece 5 and the air suction port 32 of the centrifugal fan 3 are arranged along the air flow direction (as shown by the arrow direction in the figure 3), the air flow trend is smoother, the air flow distance of the pneumatic conveying system is closer, the air duct resistance is small, the loss of air turbulence, turbulent flow and the like is effectively reduced, and the air flow speed and the working efficiency can be remarkably improved; wherein, the orientation design of the turbine shaft of the centrifugal fan 3 and the inclined design of the suction tube 2 lead the air suction port 32 of the centrifugal fan 3 to be closer to the outlet at the upper end of the suction tube 2, so that the centrifugal fan 3 forms a high negative pressure area and a high airflow velocity area at the outlet of the upper end of the suction tube 2 as soon as possible, thereby improving the airflow velocity and pressure of the suction cup 1 and realizing stronger suction effect; the design of the solid-gas separator 6 can change the airflow direction by utilizing the conical surface thereof to separate the airflow from the solid and gas, so that the solid garbage is settled in the dustbin 4, and the solid garbage is effectively prevented from being directly sucked into the straight air duct piece 5, so that the solid garbage enters the fan to damage turbine blades of the fan, and the like, therefore, the solid-gas separation effect of the airflow is good, the structure is simple, and the cost is low.
The above description should not be taken as limiting the scope of the invention in any way.
Claims (3)
1. The utility model provides a clean cleaning vehicle air conveying system, includes sucking disc, a suction canister, centrifugal fan and dust collector, the sucking disc is installed in the vehicle chassis bottom that clean cleaning vehicle had and is used for sucking up ground rubbish, sucking disc and suction canister lower extreme intercommunication, and the suction canister upper end extends to the dustbin that clean cleaning vehicle had inside, centrifugal fan installs in the dustbin the place ahead, centrifugal fan's gas vent and dust collector communicate, its characterized in that: the turbine shaft of the centrifugal fan vertically faces the front end face of the dustbin, a straight air duct piece is arranged on the front end face of the dustbin in a penetrating mode, one end of the straight air duct piece is communicated with an air suction port of the centrifugal fan, the other end of the straight air duct piece is communicated with the inside of the dustbin, the upper end of the suction tube is inclined towards the direction close to the other end of the straight air duct piece, and a solid-gas separator is arranged on an airflow path from the upper end of the suction tube to the other end of the straight air duct piece; the solid-gas separator is a conical structure with the conical bottom surface facing the other end of the straight air duct piece; the solid-gas separator and the straight air duct piece are coaxially arranged.
2. The pneumatic conveying system of the cleaning and cleaning vehicle according to claim 1, wherein the pneumatic conveying system comprises the following components: the solid-gas separator is arranged on the airflow path near the other end of the straight air duct piece.
3. The pneumatic conveying system of the cleaning and cleaning vehicle according to claim 1, wherein the pneumatic conveying system comprises the following components: the included angle between the central axis of the suction tube and the height direction of the dustbin is 10-45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810845942.8A CN108774986B (en) | 2018-07-27 | 2018-07-27 | Pneumatic conveying system of cleaning vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810845942.8A CN108774986B (en) | 2018-07-27 | 2018-07-27 | Pneumatic conveying system of cleaning vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108774986A CN108774986A (en) | 2018-11-09 |
| CN108774986B true CN108774986B (en) | 2024-04-16 |
Family
ID=64030202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810845942.8A Active CN108774986B (en) | 2018-07-27 | 2018-07-27 | Pneumatic conveying system of cleaning vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108774986B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2595873Y (en) * | 2001-08-06 | 2003-12-31 | 赵惠芬 | Multufunction air jet snow cleaning vehicle |
| CN101392505A (en) * | 2008-10-17 | 2009-03-25 | 赵国贵 | Dust absorption vehicle |
| CN201857597U (en) * | 2010-09-30 | 2011-06-08 | 贵州五七0七航空发动机修理厂 | Cold-blowing snow removal truck |
| CN203247529U (en) * | 2013-02-05 | 2013-10-23 | 陈劼 | Mini-size electric vacuum front and back suction type city-sweeping sanitation vehicle |
| CN203247528U (en) * | 2013-02-05 | 2013-10-23 | 陈劼 | Vacuum left-right double-suction ventilator type sweeping and cleaning vehicle |
| CN204753472U (en) * | 2015-06-15 | 2015-11-11 | 江苏品德环保科技有限公司 | Motor sweeper based on centrifugal water curtain technique of removing dust |
| CN205893987U (en) * | 2016-07-01 | 2017-01-18 | 吉林航空维修有限责任公司 | Cold and hot two motor sweeper that blows |
| WO2018014234A1 (en) * | 2016-07-19 | 2018-01-25 | 乐国强 | Intelligent street waste removal vehicle |
| CN208748588U (en) * | 2018-07-27 | 2019-04-16 | 福建龙马环卫装备股份有限公司 | A kind of cleaning vehicle air-transport system |
-
2018
- 2018-07-27 CN CN201810845942.8A patent/CN108774986B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2595873Y (en) * | 2001-08-06 | 2003-12-31 | 赵惠芬 | Multufunction air jet snow cleaning vehicle |
| CN101392505A (en) * | 2008-10-17 | 2009-03-25 | 赵国贵 | Dust absorption vehicle |
| CN201857597U (en) * | 2010-09-30 | 2011-06-08 | 贵州五七0七航空发动机修理厂 | Cold-blowing snow removal truck |
| CN203247529U (en) * | 2013-02-05 | 2013-10-23 | 陈劼 | Mini-size electric vacuum front and back suction type city-sweeping sanitation vehicle |
| CN203247528U (en) * | 2013-02-05 | 2013-10-23 | 陈劼 | Vacuum left-right double-suction ventilator type sweeping and cleaning vehicle |
| CN204753472U (en) * | 2015-06-15 | 2015-11-11 | 江苏品德环保科技有限公司 | Motor sweeper based on centrifugal water curtain technique of removing dust |
| CN205893987U (en) * | 2016-07-01 | 2017-01-18 | 吉林航空维修有限责任公司 | Cold and hot two motor sweeper that blows |
| WO2018014234A1 (en) * | 2016-07-19 | 2018-01-25 | 乐国强 | Intelligent street waste removal vehicle |
| CN208748588U (en) * | 2018-07-27 | 2019-04-16 | 福建龙马环卫装备股份有限公司 | A kind of cleaning vehicle air-transport system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108774986A (en) | 2018-11-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: 364000 No. 42, Longteng South Road, Donghua community, Dongxiao Town, Xinluo District, Longyan City, Fujian Province Applicant after: Fulongma Group Co.,Ltd. Address before: 364000 Longyan Economic Development Zone, Longyan City, Fujian Province Applicant before: FUJIAN LONGMA ENVIRONMENTAL SANITATION EQUIPMENT Co.,Ltd. Country or region before: China |
|
| GR01 | Patent grant |