CN102808389A - Dust leakage preventing device for road sweeper - Google Patents
Dust leakage preventing device for road sweeper Download PDFInfo
- Publication number
- CN102808389A CN102808389A CN2012103125673A CN201210312567A CN102808389A CN 102808389 A CN102808389 A CN 102808389A CN 2012103125673 A CN2012103125673 A CN 2012103125673A CN 201210312567 A CN201210312567 A CN 201210312567A CN 102808389 A CN102808389 A CN 102808389A
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- cyclone
- filtration beds
- dustless
- road sweeper
- leakage device
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Abstract
The invention relates to a dust leakage preventing device for a road sweeper. The dust leakage preventing device is characterized by comprising an exhaust fan (1), a cyclone (7) and a combined filter barrel (6), wherein a lower opening of the exhaust fan (1) is fixedly connected with an opening at the upper end of the cyclone through a flange plate to form an air-driven power source; the combined filter barrel (6) is screwed at an opening at the lower end of the cyclone (7); one side of a shell of the exhaust fan is connected with an exhaust port (3) through an exhaust pipe (2) to form an exhaust air channel; the cyclone (7) is volute-shaped; and one side of a shell of the cyclone (7) is connected with an air inlet (5) through an air inlet pipe.
Description
Technical field
The present invention relates to a kind of dustless leakage device of road sweeper, be applicable to the environmental sanitation vehicles technical field.
Background technology
Along with the propelling of urbanization process, the road traffic construction is also advanced by leaps and bounds, and hand sweeping has been difficult to satisfy growing urban road needs, even some enterprises and residential quarter also begin to adopt road sweeper to carry out the road surface hygiene.Common road sweeper is the dust-absorption sweeping type road sweeper at present, and the rotating brush dish that this dust-absorption sweeping type road sweeper is arranged on the vehicle body outside usually focuses on the vehicle bottom with rubbish, and the suction port through the bottom sucks dust and rubbish in the compartment then; Owing to adopt the mode of negative pressure of vacuum to produce suction during dust suction usually, therefore, make in the process of negative pressure of vacuum in outside air draft; Usually can the dust in the compartment together be discharged; Cause exhaust dust discharge phenomenon, simultaneously, also can the kick up floating dust of road surface of the rotation of rotating brush dish; Dedusting this moment machinery has but become airborne dust machinery, and air is caused secondary pollution on the contrary.Particularly the PM2.5 index is included " ambient air quality " in, and airborne trickle suspended particulate progressively is familiar with by people the harm of human body, and the reentrainment of dust of eliminating in the cleaning also becomes the problem that people pay close attention to.
For dust discharge, the dust raising phenomenon that solves road sweeper; General way is to set up water sprinkler system at vehicle front at present; Flushing through water makes the floating dust of road surface condense, and the floating dust of can not kicking up when the rotating brush dish rotates is after suction port sucks the compartment with muddy water; Because muddy water is heavier, the phenomenon of dust discharge together in the time of therefore also can not causing exhaust.But also there is more drawback in this solution, the one, and the muddy water proportion of road surface is bigger, and suction port can't suck whole muddy water, still is dust after remaining in residual muddy water on the road and drying, and causes the road-sweeper pick-up performance to be had a greatly reduced quality.The 2nd, muddy water sticks to compartment inwall and equipment surface after sucking the compartment, though filter plant is arranged, wants to clean up very difficulty.The 3rd, adopt water sprinkler system then must in the compartment, increase water tank, must reduce the storage area of rubbish like this, simultaneously in area in short supply, some water source, also be a kind of waste to water.
Therefore, how to solve dust discharge, the dust raising phenomenon of road sweeper when operation better, prevent that it from causing secondary pollution to air is those skilled in the art urgent problem of one's own profession.
Summary of the invention
The object of the invention: be intended to propose a kind of dustless leakage device of road sweeper, this device is installed, dismantles, deposits and safeguards all very convenient, and is applicable to complicacy, abominable working condition, has higher safety.
The dustless leakage device of this road sweeper; It is characterized in that: described dustless leakage device comprises induced draft fan 1, cyclone 7 and modular filter tube 6; Said induced draft fan 1 under shed drives power source through flange and the affixed formation wind of cyclone open upper end; Said modular filter tube 6 is screwed on cyclone 7 lower ending openings, and said induced draft fan shell one side connects and composes outer exhast duct through exhaust duct 2 and air outlet 3, and said cyclone 7 is scroll casing shape; Its housing one side is connected with air intake 5 through blast pipe, constitutes complete dustless leakage device thus.
Described cyclone 7 central authorities be provided with one connect induced draft fan 1 and the hollow of modular filter tube 6 connecting axle; Said cyclone 7 outer walls are provided with the separating opening 4 that is communicated with air intake 5.
Said modular filter tube 6 is socketed to form by first filtration beds 9, second filtration beds 10, the 3rd filtration beds 11 and the 4th filtration beds 12 from outside to inside successively; Described first filtration beds 9 is the cylindrical shell that a bended sieve plate constitutes; The cylindrical shell that the described second filtration beds flat screen constitutes; Described the 3rd filtration beds is a foam air-permeative filter filler; Described the 4th filtration beds is the cartridge filter that outer wall is provided with through hole, and establishes top abacus 13 at an upper portion thereof; Constitute the modular filter barrel structure that can penetrate four layers of filtration beds and connect thus with the top abacus.
This device of the dustless leakage device of this road sweeper; The negative-pressure sucking that utilizes blower fan to produce sucks cyclone with rubbish, dust through the blast pipe tangential, under wind, produces strong rotation, because quality, the shape of object vary in size; Its suffered centrifugal force is also different; Receive the centrifugal sedimentation effect, big object is outwards dished out from separating opening fast is dispersed in the road-sweeper rubbish holding bay inner space away from this device, and is sucked into simultaneously, discharges and be diffused in the interior dust of cabin body etc.; The formula that then is combined cartridge filter intercepts in additional space, can not get into outside place through exhaust duct again with the air-flow that induced draft fan work produces.
Have following advantage simultaneously:
1. this device is installed and removes quick; Easy to maintenance; The modular filter tube of the dustless leakage device of this road sweeper adopts the mode that spins to be connected with cyclone; Behind the dedusting end-of-job, can easily the modular filter tube be taken off and clean, perhaps directly change a new modular filter tube so that can carry out environmental protection operation next time fast.Each filtration beds is pivot bush unit in the modular filter tube, can each filtration beds be taken out in the modular filter tube and clean separately to reach last cleaning effect.
2. this device is provided with cyclone at the air intake end, inhalation (inhalatio) is carried out pre-separation handle, and improves filter efficiency.This device utilizes pull of vacuum that rubbish, dust are sucked cyclone through the blast pipe tangential; Under wind, produce strong rotation; Because quality, the shape of object vary in size, its suffered centrifugal force is also different, receives the centrifugal sedimentation effect; Big object is dished out from separating opening fast, and dust etc. are diffused in the formula cartridge filter that is combined around the separating opening and suck rapidly and carry out multistage filtering.
3, realize the dried condition created of sweeping for road-cleaning.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the hydrocyclone structure sketch map;
Fig. 3 is the filter vat structural representation;
Fig. 4 is that Fig. 2 AA is to sectional view.
Among the figure: the 1-induced draft fan 2-exhaust duct 3-air outlet 4-separating opening 5-air intake 6-modular filter tube 7-cyclone 8-flange 9-first filtration beds 10-second filtration beds 11-the 3rd filtration beds 12-the 4th filtration beds 13-top abacus.
The specific embodiment
Below we combine accompanying drawing and concrete instance to come this road sweeper cyclone dust collector is further specified, in the hope of set forth its structure and mode of occupation more clearly.
The dustless leakage device of this road sweeper as shown in the figure; It is characterized in that: described dustless leakage device comprises induced draft fan 1, cyclone 7 and modular filter tube 6; Said induced draft fan 1 under shed drives power source through flange and the affixed formation wind of cyclone open upper end; Said modular filter tube 6 is screwed on cyclone 7 lower ending openings, and said induced draft fan shell one side connects and composes outer exhast duct through exhaust duct 2 and air outlet 3, and said cyclone 7 is scroll casing shape; Its housing one side is connected with air intake 5 through blast pipe, constitutes complete dustless leakage device thus.
Described cyclone 7 central authorities be provided with one connect induced draft fan 1 and the hollow of modular filter tube 6 connecting axle; Said cyclone 7 outer walls are provided with the separating opening 4 that is communicated with air intake 5.
Said modular filter tube 6 is socketed to form by first filtration beds 9, second filtration beds 10, the 3rd filtration beds 11 and the 4th filtration beds 12 from outside to inside successively; Described first filtration beds 9 is the cylindrical shell that a bended sieve plate constitutes; The cylindrical shell that the described second filtration beds flat screen constitutes; Described the 3rd filtration beds is a foam air-permeative filter filler; Described the 4th filtration beds is the cartridge filter that outer wall is provided with through hole, and establishes top abacus 13 at an upper portion thereof; Constitute the modular filter barrel structure that can penetrate four layers of filtration beds and connect thus with the top abacus.
In actual use, this road sweeper cyclone dust collector that the present invention introduced is installed in the rubbish holding bay of road sweeper, and the negative pressure suction inlet that removes through rotating brush dish under spin chamber's blast pipe and the car is communicated with and forms the rubbish suction passage.Utilize negative-pressure sucking that rubbish, dust are sucked cyclone through the blast pipe tangential; Under wind, produce strong rotation; Because quality, the shape of object vary in size, its suffered centrifugal force is also different, receives the centrifugal sedimentation effect; Big object is dished out from separating opening fast, is distributed in the rubbish holding bay of this device.And be sucked into, discharge the dust that is diffused in the body of cabin etc. simultaneously; The formula that then is combined cartridge filter intercepts the outside additional space that constitutes at each layer filtration beds, can not get into outside place through the outer exhast duct that exhaust duct constitutes again with the air-flow that induced draft fan work produces; Thereby make the gas that effluxes through this device not contain any dust basically.Can effectively overcome present widely used road sweeper exists on one side through rubbish, dust on the purging system inspiration road of bottom, Yi Bian discharge the phenomenon of dust again through the air outlet on the car body rubbish storing cabin.
Use to finish at this device, or after using longer a period of time, as long as unload the modular filter tube, take each layer filtration apart and just simply clean and can re-assembly use.
In addition, also show through experiment: because the aspirating mechanism that is provided with in this device has strong swabbing action, the modular filter tube has the good isolation effect in addition, therefore uses this device can realize anhydrous cleaning.
Claims (3)
1. the dustless leakage device of a road sweeper; It is characterized in that: described dustless leakage device comprises induced draft fan (1), cyclone (7) and modular filter tube (6); Said induced draft fan (1) under shed drives power source through flange and the affixed formation wind of cyclone open upper end; Said modular filter tube (6) is screwed on cyclone (7) lower ending opening, and said induced draft fan shell one side connects and composes outer exhast duct through exhaust duct (2) and air outlet (3), and said cyclone (7) is scroll casing shape; Its housing one side is connected with air intake (5) through blast pipe, constitutes complete dustless leakage device thus.
2. the dustless leakage device of a kind of road sweeper as claimed in claim 1 is characterized in that: described cyclone (7) central authorities be provided with one connect induced draft fan (1) and the hollow of modular filter tube (6) connecting axle; Said cyclone (7) outer wall is provided with a separating opening (4).
3. the dustless leakage device of a kind of road sweeper as claimed in claim 1, it is characterized in that: said modular filter tube (6) is socketed to form by first filtration beds (9), second filtration beds (10), the 3rd filtration beds (11) and the 4th filtration beds (12) from outside to inside successively; Described first filtration beds (9) is the cylindrical shell that a bended sieve plate constitutes; The cylindrical shell that described second filtration beds (10) constitutes for flat screen; Described the 3rd filtration beds (11) is a foam air-permeative filter filler; Described the 4th filtration beds (12) is provided with the cartridge filter of through hole for outer wall, and establishes top abacus (13) at an upper portion thereof; Constitute the modular filter barrel structure that can penetrate four layers of filtration beds and connect thus with the top abacus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103125673A CN102808389A (en) | 2012-08-29 | 2012-08-29 | Dust leakage preventing device for road sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103125673A CN102808389A (en) | 2012-08-29 | 2012-08-29 | Dust leakage preventing device for road sweeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102808389A true CN102808389A (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103125673A Pending CN102808389A (en) | 2012-08-29 | 2012-08-29 | Dust leakage preventing device for road sweeper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395519A (en) * | 2018-11-28 | 2019-03-01 | 兰州大学 | Vehicle-mounted removable urban air purification device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201746799U (en) * | 2010-07-07 | 2011-02-16 | 王德平 | Cyclone vacuum dust-collecting and sweeping trolley |
| JP2011078873A (en) * | 2009-10-05 | 2011-04-21 | Ryobi Ltd | Portable blower |
| JP2011111793A (en) * | 2009-11-26 | 2011-06-09 | Ryobi Ltd | Portable blower |
| CN201943034U (en) * | 2010-12-29 | 2011-08-24 | 新疆公路管理局阿勒泰公路总段青河公路段 | Centrifugal type strong wind-power scavenger |
| CN102758410A (en) * | 2012-08-02 | 2012-10-31 | 上海中环科技有限公司 | Cyclone dust removal device of road sweeper |
| CN202705976U (en) * | 2012-08-29 | 2013-01-30 | 上海中环科技有限公司 | Dust-free leakage device of road sweeper |
-
2012
- 2012-08-29 CN CN2012103125673A patent/CN102808389A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011078873A (en) * | 2009-10-05 | 2011-04-21 | Ryobi Ltd | Portable blower |
| JP2011111793A (en) * | 2009-11-26 | 2011-06-09 | Ryobi Ltd | Portable blower |
| CN201746799U (en) * | 2010-07-07 | 2011-02-16 | 王德平 | Cyclone vacuum dust-collecting and sweeping trolley |
| CN201943034U (en) * | 2010-12-29 | 2011-08-24 | 新疆公路管理局阿勒泰公路总段青河公路段 | Centrifugal type strong wind-power scavenger |
| CN102758410A (en) * | 2012-08-02 | 2012-10-31 | 上海中环科技有限公司 | Cyclone dust removal device of road sweeper |
| CN202705976U (en) * | 2012-08-29 | 2013-01-30 | 上海中环科技有限公司 | Dust-free leakage device of road sweeper |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395519A (en) * | 2018-11-28 | 2019-03-01 | 兰州大学 | Vehicle-mounted removable urban air purification device |
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Application publication date: 20121205 |