EP2678478A1 - Mobile sweeping machine with at least one side brush - Google Patents
Mobile sweeping machine with at least one side brushInfo
- Publication number
- EP2678478A1 EP2678478A1 EP11706797.5A EP11706797A EP2678478A1 EP 2678478 A1 EP2678478 A1 EP 2678478A1 EP 11706797 A EP11706797 A EP 11706797A EP 2678478 A1 EP2678478 A1 EP 2678478A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- channel
- side brush
- dust
- guide channel
- sweeper according
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
- E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles
- E01H1/0845—Apparatus dislodging all of the dirt by suction ; Suction nozzles with mechanical loosening or feeding instruments for the dirt to be sucked- up, e.g. brushes, scrapers
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—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
- E01H1/0854—Apparatus in which the mechanically dislodged dirt is partially sucked-off, e.g. dislodging- sweeping apparatus with dirt collector in brush housing or dirt container
Definitions
- the invention relates to a mobile sweeping machine for sweeping a bottom surface with a hopper, which is acted upon by a suction unit with negative pressure and which is in flow communication with a Kehrgutabilityembroidered, and with a Staubabschreibe worn, which is arranged in the flow path between the hopper and the suction unit, and with at least one side brush rotatable about an axis of rotation, which protrudes laterally beyond the outer contour of the sweeper, wherein at least one side brush a dust guide channel is associated, comprising a first and a second channel side wall and a channel ceiling wall and is in flow communication with the dust separator.
- a floor surface can be swept, for example, a walkway, a road or the floor surface of a factory floor.
- a Kehrgut method By means of such sweeping machines, a floor surface can be swept, for example, a walkway, a road or the floor surface of a factory floor.
- a Kehrgut method By means of a Kehrgut method
- Spur debris can be absorbed by the floor surface to be cleaned and transferred to a hopper, which can be acted upon by a suction unit with negative pressure.
- a Staubabschreibe is arranged, with the aid of dust and dirt particles can be separated from the sucked air.
- the sweep receiving device may for example comprise a suction mouth, which is arranged at the free end of a suction tube, so that the bottom surface can be sucked.
- At least one brush roller can be used, which can be rotated about a horizontal axis of rotation and with the aid of which the debris can be picked up from the bottom surface and transferred to the hopper.
- at least one side brush is used, which can be rotated about a nearly vertically oriented axis of rotation and protrudes laterally beyond the outer contour of the sweeper. With the help of the side For example, a gutter can be swept, wherein the debris can be transferred by means of the side brush in the direction of a longitudinally aligned center axis of the sweeper, so that the debris can then be detected by the sweeping material receiving device and transferred to the hopper.
- the use of the at least one side broom is often associated with a considerable amount of dust.
- US 2009/0090385 AI proposes to assign each side brush to a dust guide channel, via which the dust raised by the side brush can be guided to the sweeping material receiving device.
- the dust guide channel comprises a first channel side wall and a second channel side wall, which are connected to each other via a duct ceiling wall.
- the side brush is arranged in the dust guide channel, so that the axis of rotation of the side brush is located between the first and the second channel side wall.
- the dust guide channel surrounds the side brushes in the manner of a housing and extends to the sweeping material receiving device, via which the dust guide channel is in flow communication with the dust separation device.
- Object of the present invention is to develop a mobile sweeper of the generic type such that the detection of the whirled up dust from the side brush can be done with less energy use.
- This object is achieved in a mobile sweeper of the aforementioned type according to the invention in that the first channel side wall extends into the region between the axis of rotation of the side brush and the second channel side wall.
- the first channel side wall and the second channel side wall are arranged on the same side of the side brush, to which the dust guide channel is assigned.
- the axis of rotation of the side broom is located outside the dust duct, to which the fluidized dust can be supplied by the side brush.
- the distance between the two channel side walls can be chosen relatively small, in particular, it can be chosen considerably smaller than the diameter of the side broom.
- the flow cross section of the dust guide channel can be chosen to be relatively small, and this in turn means that a considerable suction flow can form within the dust guide channel, without requiring a considerable amount of energy. Under the effect of the suction flow, the dust raised by the side brush may be supplied to the dust collecting device, so that the fluidized dust may be separated.
- the Staubabscheide wisdom may for example comprise at least one filter.
- the Staubabscheide styles include a cyclone, with the aid of which the dust can be separated from the sucked air.
- the distance between the two channel side walls can be selected smaller than the radius of the side brush, which is assigned to the dust duct.
- the sweeping machine according to the invention may have a single side brush and this side brush may be associated with a dust duct.
- the sweeper has a plurality of side brushes, wherein at least one side brushes a dust guide channel is assigned.
- each side brush of the sweeper may be assigned a separate dust duct.
- the sweeper has at least two side brushes, which is associated with a common dust duct. The at least two side brushes with a common dust duct can be arranged one behind the other in the direction of travel of the sweeper.
- the at least one side brush, to which a dust guide channel is assigned dips along a partial region of its outer circumference into the dust guide channel. This allows a particularly effective transfer of the fluidized dust in the dust duct.
- the subregion of the outer circumference of the side broom immersed in the dust guide channel may, for example, extend over an angular range of at least 30 °, advantageously over an angular range of less than 90 °, for example over an angular range of 40 ° to 70 °.
- the at least one side brush which is assigned a dust guide channel, engages under the first channel side wall of the associated dust guide channel, wherein the first channel side wall between the axis of rotation of the side brush and the second channel side wall is arranged.
- the first channel side wall may be at a distance from the bottom surface, i. H. the first channel sidewall may define a lateral opening of the dust guide channel over which the side brush is inserted into the dust guide channel along a portion of its outer circumference.
- the dust duct is positioned between the axis of rotation of the associated side brush and a longitudinally aligned central axis of the sweeper.
- the second channel side wall extends in an advantageous embodiment of the invention in the amount of the associated side broom to the bottom surface.
- the second channel side wall is inclined inwardly in its direction of the bottom surface edge region in the dust duct. This has the advantage that with the help of the second channel side wall dust can be lifted from the floor surface by the inclined edge region of the second channel side wall slides along the bottom surface.
- the second channel side wall is conveniently made at least at the level of the associated side broom of an elastically deformable material.
- the second channel side wall may extend to the floor surface to be cleaned and slide along this, for example, in the manner of a sealing lip.
- the first channel side wall is made in a preferred embodiment of the invention, at least in the amount of the associated side broom made of an elastically deformable material. It can be at the level of the side brush a distance from the floor surface to be cleaned and thus form a lateral opening of the dust duct over which the associated side brush along a portion of its outer periphery can enter the dust duct.
- the dust duct is favorably aligned at least in the amount of the associated side brush obliquely to the longitudinally aligned center axis of the sweeper.
- the angle of inclination of the dust guide channel to the central axis is advantageously 5 ° to 30 °. It is advantageous if the dust guide channel is inclined at least in the amount of the associated side brush in the direction of the side brush.
- a particularly effective detection of the dust raised by the side brush is achieved in a preferred embodiment in that the dust duct is open at its front end facing away from the sweeping material receiving device. About the front end can occur while driving the sweeper of the wind in the dust duct, so that the dust introduced by the side brush in the dust duct can be particularly effectively supplied to the Staubabscheide observed.
- the dust duct is made in its over the side brush protruding end of an elastically deformable material. This reduces the risk of damaging the dust duct when the sweeper hits an obstacle.
- the channel side walls of at least one dust guide channel are adjustable relative to the bottom surface. This gives the possibility to change the position of the channel side walls relative to the bottom surface. If the channel side walls wear on their edge area facing the bottom surface, the channel side walls can be readjusted.
- the second channel side wall which is arranged on the side of the first channel side wall facing away from the associated side brush, has a projection to the bottom surface, so that it protrudes at the Sliding floor surface.
- the supernatant may be, for example, 3 mm to 15 mm.
- the two channel side walls preferably run parallel to one another.
- the distance of the channel side walls is in an advantageous embodiment 4 cm to 15 cm.
- the duct ceiling wall in a preferred embodiment of the invention, at least at the level of the associated side broom to the bottom surface at a distance of 8 cm to 40 cm.
- At least one dust duct can run along the bottom surface over its entire length.
- at least one dust guide channel has a rear end region, which is arranged at a distance from the bottom surface in relation to the direction of travel, in that, in addition to the two channel side walls and the channel ceiling wall, the dust guide channel has a channel bottom wall arranged at a distance from the bottom surface.
- the channel bottom wall may extend, for example, from the sweeping material receiving device or the hopper up to the level of the rear end region of the associated side brush in the direction of travel.
- the channel bottom wall of the dust guide channel preferably has a distance of at least 7 cm from the bottom surface.
- the dust duct has a arranged in the direction of travel of the sweeper at the front end of the channel bottom wall channel wall which extends to the bottom surface and conveniently has a projection to the bottom surface.
- the rear wall of the duct delimits at the rear a ductwork that is open to the floor. Section of the dust duct.
- the open channel section extends in height of the associated side broom, conveniently the open channel section extends in the direction of travel forward to the free end of the associated dust duct.
- a channel section closed on the ground side can adjoin the open channel section of the dust guide channel with a channel bottom wall which is arranged at a distance from the bottom surface.
- the closed channel section can in particular open into the sweeping material receiving device or the sweeping material container or, for example, into a suction line, via which the dust guide channel is connected to the dust separation device.
- the sweeping material receiving device may have a sweeping roller rotatable about a horizontal axis of rotation.
- the broom is conveniently surrounded by a sweeping box.
- At least one dust duct can open into the sweeping box.
- At least one dust duct opens into the hopper.
- Such a configuration is particularly advantageous when the hopper is arranged in the direction of travel of the sweeper in front of a sweeping roller of Kehrgutage insightful.
- the sweeping material receiving device comprises a suction mouth for sucking debris from the bottom surface to be swept, the suction mouth being connected to the sweepings container via a suction line. At least one dust duct can open into the suction line.
- a front cover is arranged in the direction of travel of the sweeper before at least one side brush, which is associated with a dust duct.
- the use of a front cover allows an additional reduction of dust generation when using the side broom.
- the front cover can be connect against the direction of rotation of the side brush to the first channel side wall of the associated dust duct.
- the front cover is suitably oriented at an angle of 55 ° to 90 ° to the longitudinally aligned central axis of the sweeper.
- the front cover extends to the bottom surface, d. H. it can rest on the floor surface.
- the front cover is inclined in its side facing the bottom surface edge region in the direction of the side brush.
- the front cover has a projection to the bottom surface and slides along the bottom surface.
- the front cover is made of an elastically deformable material.
- the front cover is held on an elastically deformable holder. This reduces the risk of damage to the front cover if the sweeper hits an obstacle.
- the elastically deformable holder may for example comprise a helical spring, which is favorably oriented horizontally or vertically.
- a particularly effective reduction of dust is achieved in an advantageous embodiment in that from the side brush facing the rear side of the front cover protrudes a rib, which has a distance from the bottom surface.
- the rib preferably extends over the entire length of the front cover.
- the rib projecting from the front cover on the rear side covers over a partial area of the outer circumference of the side brush free ends of the bristles of the side broom.
- the side brush thus plunges along a portion of its outer periphery into an area that extends along the back of the front cover and is covered by the protruding rib. Over this area, the dust raised from the bottom surface can be fed to the dust guide channel which adjoins the front cover in the direction of rotation of the side brush.
- Figure 1 is a partially sectioned side view of a first embodiment of a mobile sweeper with a side brush, which are associated with a dust duct and a front cover;
- Figure 2 a schematic illustration of the interaction of the
- Figure 3 is a sectional view of the dust guide channel along the line 3-3 in
- FIG. 4 shows a sectional view of the dust guide channel along the line 4-4 in FIG
- FIG. 2 is a diagrammatic representation of FIG. 1
- Figure 5 a sectional view of the dust guide channel along the line 5-5 in
- Figure 6 is a sectional view of the front cover along the line 6-6 in Figure
- Figure 7 is a sectional view of the front cover according to Figure 6, wherein the front cover is held on an alternative holder;
- Figure 8 is a sectional view of the dust guide channel taken along the line 8-8 in
- FIG. 9 shows a sectional view according to FIG. 8 of a first alternative embodiment of the dust guide channel
- FIG. 10 shows a sectional view according to FIG. 8 of a second alternative embodiment of the dust guide channel
- FIG. 11 a sectional view corresponding to FIG. 8 of a third alternative
- FIG. 12 a schematic illustration of the interaction of the
- Figure 13 a partially sectioned side view of a third embodiment of the sweeper.
- FIGS. 1 to 11 schematically show a first embodiment of a mobile sweeping machine according to the invention, which is generally designated by the reference numeral 10. It comprises a chassis 12, on which a steerable front wheel 14 and two rotatable about a common axis of rotation rear wheels are mounted, in Figure 1, only a rear wheel 16 is shown.
- a drive motor not shown in the drawing, the sweeper 10 can be moved along a floor surface 18 to be swept. The user can sit on a driver's seat 20 and steer the sweeper 10 by means of a steering wheel 22.
- a Kehrgutage disturbing 24 is arranged on the underside of the chassis 12 with a about a horizontal axis of rotation 26 rotatable sweeping roller 28 which is surrounded by a sweeping box 30.
- the sweeping box 30 has an arcuate curved end wall 32, to which, opposite to the direction of travel 34 of the sweeper 10, a ceiling wall 36 connects.
- the back of the sweeping box 30 is bounded by a rear wall 38 which has a distance from the ceiling wall 36.
- To the rear wall 38, opposite to the direction of travel 34 is followed by a dirt hopper 40 which is in fluid communication with a suction unit 44 via a suction channel 42.
- a Staubabscheide seen in the form of a filter 48.
- the hopper 40 can be subjected to negative pressure, so that a suction flows from the sweeping box 30 via the hopper 40 and the suction channel 42 to the suction unit 44th
- the suction air flows through the filter 48, whereby dust and dirt particles can be separated by means of the filter 48.
- the sucked suction air can be discharged through outlet ports 50 to the environment.
- a side brush 52 is rotatably mounted about a nearly vertically oriented axis of rotation 54.
- the side brush 52 is designed as a plate brush and comprises a plurality of bristles 56 which are fixed to a brush plate 58 and aligned obliquely to the axis of rotation 54.
- Such side brushes are known per se to those skilled in the art.
- the side brush 52 protrudes laterally beyond the outer contour of the sweeper 10 and allows, for example sweeping a gutter, the debris can be moved due to the direction of rotation 60 of the side brush 52 in the direction of the longitudinally aligned central axis 62 of the sweeper 10, so that the debris then in the further drive of the sweeper 10 of the Sweeping roller 28 is received and can be transferred to the hopper 40.
- the sweeping machine 10 has a dust guide channel 64 which is associated with the side brush 52 in such a manner that the dust raised by the side brush 52 is conveyed via the sweeping material receiving device 24 to the dust removal device (filter 48) can be supplied.
- the dust guide channel 64 has a rectilinear first channel section 66, which extends from an orifice 68 on the end wall 32 of the sweeping box 30 and extends parallel to the central axis 62.
- the first channel section 66 is adjoined by a rectilinear second channel section 70, which is aligned obliquely to the central axis 62 and inclined to the side brush 52.
- the inclination angle of the second channel portion 70 to the central axis 62 is about 15 °.
- the second channel section is arranged approximately at the same height as the side brush 52.
- the dust guide channel 64 is defined by a first channel side wall 72 facing the side brush 52 and a second channel side wall 74 facing away from the side brush 52, which project downward from a channel ceiling wall 76 in the direction of the bottom surface 18.
- the two channel side walls 72 and 74 are parallel to each other, the distance between the two channel side walls 72, 74 is in the illustrated embodiment about 7 cm.
- the first channel side wall 72 extends to the bottom surface 18, wherein it has a protrusion of about 5 mm at the rear end portion of the second channel section, so that they during travel the sweeping machine 10 slides along the bottom surface 18 and is arcuately curved.
- the first channel side wall 72 terminates at a distance from the bottom surface 18, thereby limiting a lateral opening. 80 of the dust guide channel 64, via which the side brush 52 along a portion of its outer circumference with the bristles 56 engages in the dust guide channel 64.
- the portion of the outer periphery in which the bristles 56 of the side brush 52 dip into the dust guide channel 64 extends in the illustrated embodiment over an angular range of about 60 °.
- the first channel side wall 72 is made of an elastically deformable material, for example a plastic material.
- the second channel side wall 74 extends in both the first channel portion 66 and the second channel portion 70 to the bottom surface 18, wherein in the second channel portion 70 has a protrusion of about 5 mm and slides while driving the sweeper 10 on the bottom surface 18. With its edge facing the bottom surface 18, the second channel side wall 74 in the second channel section 70 is arcuately curved, this becomes clear in particular from FIGS. 3 to 5.
- the in the direction of travel 34 forward over the side brush 52 protruding end portion 82 of the dust guide channel 64 is integrally made of an elastically deformable material, d. H.
- d. H an elastically deformable material
- the two channel side walls 72 and 74 are made of an elastically deformable material but also the duct ceiling wall 76. The risk of damaging the dust duct 64 when hitting an obstacle is kept low.
- the side brush 52 is covered by a front cover 84, which adjoins the first channel side wall 72 at an angle opposite to the direction of rotation 60 and which is held on an elastically deformable holder 86.
- the holder 86 comprises a vertically oriented coil spring 88, on the one hand to a rigidly connected to the chassis bracket 89 and on the other hand connected to a front panel 84 connected to the holding plate 90.
- the front cover 84 is configured in the manner of an apron, which is made of an elastically deformable material and which has a projection to the bottom surface 18 so that it is curved arcuately while driving the sweeper 10 and slides along the bottom surface 18.
- FIG. 8 An alternative mounting of the front cover 84 is shown schematically in FIG.
- an elastically deformable holder 87 is used with a horizontally oriented coil spring 91 which is fixed to a first spring leg 92 at a rigidly connected to the bracket 89 support arm 93, and with a second spring leg 94, the horizontal coil spring 91 at the Front cover 84 held.
- Both the vertically oriented helical spring 88 shown in FIG. 6 and the horizontally oriented helical spring 91 shown in FIG. 7 form an elastically deformable support for the front cover 84, so that the risk of damaging the front cover 84 when hitting an obstacle can be minimized ,
- At a distance from the bottom surface 18 is from the rear side 96 of the front cover 84 from the side brush 52 facing longitudinal rib 98 from which extends along the entire rear side 96 of the front cover 84.
- the distance of the front cover 84 to the side brush 52 is selected such that the bristles 56 engage under a portion of the outer periphery of the side brush 52, the longitudinal rib 98, d. H. the free ends of the bristles 56 extend along a portion of the outer periphery of the side brush 52 into an area adjacent the front cover 84 that is covered by the longitudinal rib 98.
- the dust guide channel 64 is formed open at its free, the debris hopper 40 opposite end 78, so that while driving the Kehrma- 10 wind can enter the dust guide channel 64 front side. This assists in the absorption of dust which is supplied from the side brush 52 via the side opening 80 to the dust guide channel 64.
- the fluidized dust of the Kehrgutability- device 24 are supplied by the dust enters via the mouth opening 68 in the sweeping box 30 and then transferred under the action of suction suction 44 caused by suction and the rotational movement of the sweeping roller 28 in the hopper 40 becomes. Dust entrained by the suction air can then be deposited on the filter 48.
- the dust guide channel 64 may extend over its entire length along the bottom surface 18 and also the mouth opening 68 of the end wall 32 of the sweeping box 30 may extend to the bottom surface 18. This is shown in FIGS. 1 and 8.
- the mouth opening 68 occupies a distance to the bottom surface 18 and on the end wall 32 in the region between the mouth opening 68 and the bottom surface 18 a sweeping lip 100 is arranged, which slides along the bottom surface 18 while driving the sweeper 10. This is shown in FIG.
- the channel ceiling wall 76 may be inclined in such a configuration in the first channel portion 66 to the horizontal.
- the dust guide channel 64 has an open channel section which extends directly along the bottom surface 18, and additionally a closed channel section with a channel bottom wall 102, which is positioned at a distance from the bottom surface 18. This becomes clear from FIGS. 10 and 11.
- the dust guide channel 64 in the embodiments shown in FIGS. 10 and 11 is designed to be open to the bottom surface 18, whereas a rearward end region forms a closed channel section 104 extending over part of the overall length the dust guide channel 64 extends.
- sealing lip 106 forms the rear end of the open to the bottom surface channel portion of the dust guide channel 64th
- the sweeping material receiving device 24 has the sweeping roller 28.
- a second embodiment of the sweeping machine according to the invention is shown in FIG. 12 and has the reference numeral 107 as a whole.
- This embodiment is largely identical to the above-described first embodiment, identical components are therefore used in Figure 12, the same reference numerals as in Figures 1 to 11 and to avoid repetition, reference is made to the above with respect to these components.
- the sweeping roller 28 comes in the embodiment shown in Figure 12 for the Kehrguting sexual 24 a suction mouth 108 is used, to which a suction line 110 connects in the direction of the hopper 40. By means of the suction mouth 108 debris can be sucked from the bottom surface 18.
- the arranged on the inside of the side brush 52 dust guide channel 64 opens in the embodiment shown in Figure 12 above the suction mouth 108 in the suction line 110 so that the registered from the side brush 52 in the dust duct 64 dust can be sucked through the suction line 110.
- FIG. 13 A third embodiment of the sweeping machine according to the invention is shown in FIG. 13 and has the reference numeral 115 as a whole. It is largely identical to the first embodiment explained above with reference to FIGS. 1 to 11. For identical components, therefore, the same reference numerals are used in Figure 13 as in Figures 1 to 11 and with respect to these components is to avoid repetition referred to above.
- the sweeper 115 shown in Figure 13 differs in that instead of the hopper 40, a hopper 117 is used, which is arranged in the direction of travel 34 of the sweeper 115 in front of the sweeping roller 28.
- the sweeping material receiving device 24 with the sweeping roller 28 transfers the dirt and dust particles picked up from the bottom surface 18 via a sweeping threshold 119 in the direction of travel 34 into the hopper 117.
- the sweepings hopper 117 has a bottom wall 121 which adjoins the sweeping sleeper 119 and which is connected via an end wall 123 with a top wall 125 of the hopper 117.
- Above the sweeping roller 28 of the sweeper 115 extends a suction 127, which is connected via the suction passage 42 with the suction unit 44 in flow communication. About the suction chamber 127 and the suction channel 42 of the hopper 117 can be acted upon by the suction unit 44 with negative pressure.
- the end wall 123 of the sweepings container 117 has a mouth opening 129, to which the dust guide channel 64 connects, which has already been explained in connection with the sweeper 10 with reference to Figures 1 to 11 in detail.
- the dust guide channel 64 thus opens directly into the debris container 117 in the third embodiment shown in FIG.
- the Dust guide channel 64 which is arranged both in the illustrated in Figures 1 to 11 the first embodiment and in the illustrated in Figures 12 and 13 second and third embodiments on the central axis 62 inside of the side brush 52, the Dust development when using the side brush 52 are kept very low.
- An additional reduction is achieved by the use of the front cover 84, which shoots against the direction of rotation 60 to the lateral opening 80 of the dust guide channel 64 and covers the side brush 52 front.
- the front cover 84 is shown in FIGS Embodiments at an angle of about 80 ° to the central axis 62 inclined, wherein the dust guide channel 64 facing away from the outer end of the front cover 84 protrudes in the direction of travel 34 via the dust guide channel 64 facing inner end.
Abstract
Description
Claims
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2011/052516 WO2012113439A1 (en) | 2011-02-21 | 2011-02-21 | Mobile sweeping machine with at least one side brush |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2678478A1 true EP2678478A1 (en) | 2014-01-01 |
EP2678478B1 EP2678478B1 (en) | 2018-09-26 |
Family
ID=44625306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11706797.5A Not-in-force EP2678478B1 (en) | 2011-02-21 | 2011-02-21 | Mobile sweeping machine with at least one side brush |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2678478B1 (en) |
CN (1) | CN103492643B (en) |
WO (1) | WO2012113439A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014053042A1 (en) * | 2011-10-05 | 2014-04-10 | Roger Vanderlinden | Dustless pick-up head and gutter broom apparatus |
CN103290800A (en) * | 2013-06-19 | 2013-09-11 | 合肥华信电动科技发展有限公司 | Electric sanitation vehicle sweeping disk system of permanent magnet brushless direct-current motors based on CAN bus |
CN104912018A (en) * | 2015-06-26 | 2015-09-16 | 关任 | Sweeping car |
IT201900005486A1 (en) * | 2019-04-10 | 2020-10-10 | Eureka Spa Abbreviata In Eureka S P A | PERFECTED SWEEPER |
CN110205963B (en) * | 2019-06-11 | 2020-11-06 | 浙江鸣春纺织股份有限公司 | Turntable type cleaning roller structure of ground sweeper after airport construction |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB456783A (en) * | 1935-10-02 | 1936-11-16 | Gustav Heuser | Improvements in or relating to motor road-sweeping machines |
DE2241901A1 (en) * | 1972-08-25 | 1974-03-07 | Raible Maschbau Kg Rudolf | SWEEPER VEHICLE WITH A CUTTLE DISC BROOM |
US5659921A (en) * | 1996-01-22 | 1997-08-26 | Tennant Company | Sweeper with double side skirts for dust control |
US20050005389A1 (en) * | 2003-07-07 | 2005-01-13 | Minuteman International, Inc. | Floor cleaning machine using micro-fiber pad |
GB0426710D0 (en) * | 2004-12-06 | 2005-01-12 | Applied Sweepers Ltd | Dust control system |
WO2009039621A2 (en) * | 2007-09-25 | 2009-04-02 | Roger Vanderlinden | Pick-up head having housed gutter brooms for a mobile sweeping vehicle |
CN100535250C (en) * | 2007-11-12 | 2009-09-02 | 刘和平 | Multifunctional city road sanitation vehicle |
FR2925081B1 (en) * | 2007-12-12 | 2012-08-17 | Emily Ets | SWEEPER |
CN101381985A (en) * | 2008-10-17 | 2009-03-11 | 赵国贵 | Sweeping machine |
CN101845801A (en) * | 2010-05-24 | 2010-09-29 | 上海神舟汽车设计开发有限公司 | Dust control sweeper type side dust collection port for road sweeper |
-
2011
- 2011-02-21 CN CN201180068192.4A patent/CN103492643B/en not_active Expired - Fee Related
- 2011-02-21 WO PCT/EP2011/052516 patent/WO2012113439A1/en active Application Filing
- 2011-02-21 EP EP11706797.5A patent/EP2678478B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
CN103492643B (en) | 2015-06-10 |
WO2012113439A1 (en) | 2012-08-30 |
EP2678478B1 (en) | 2018-09-26 |
CN103492643A (en) | 2014-01-01 |
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