EP3795258A1 - Staubabsaugsystem - Google Patents

Staubabsaugsystem Download PDF

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Publication number
EP3795258A1
EP3795258A1 EP19198457.4A EP19198457A EP3795258A1 EP 3795258 A1 EP3795258 A1 EP 3795258A1 EP 19198457 A EP19198457 A EP 19198457A EP 3795258 A1 EP3795258 A1 EP 3795258A1
Authority
EP
European Patent Office
Prior art keywords
dust
assembly
suction system
collection bucket
hole
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.)
Pending
Application number
EP19198457.4A
Other languages
English (en)
French (fr)
Inventor
Bach Pangho Chen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xpole Precision Tools Inc
Original Assignee
Xpole Precision Tools Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xpole Precision Tools Inc filed Critical Xpole Precision Tools Inc
Priority to EP19198457.4A priority Critical patent/EP3795258A1/de
Publication of EP3795258A1 publication Critical patent/EP3795258A1/de
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/14—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
    • B04C5/185—Dust collectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/08—Vortex chamber constructions
    • B04C5/103—Bodies or members, e.g. bulkheads, guides, in the vortex chamber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/14—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
    • B04C5/181—Bulkheads or central bodies in the discharge opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B04C2009/002—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with external filters

Definitions

  • the present invention relates to a dust suction system, and more particularly to a dust suction system with a dust collection bucket that can be quickly replaced.
  • a dust suction system that utilizes cyclone to achieve dust filtration is mentioned in US Patent No. 6,833,016 , US 7,247,180 , US 8,161,597 , and US 8,491,685 . It should be easily realized from the drawings of the prior patents that the dust suction system needs to receive a large amount of dust, so that a dust collection bucket to which the dust suction system belongs has a certain volume to reduce the number of replacements.
  • a main object of the present invention is to solve the problems derived from the structures of the conventional dust suction systems. Particularly it is an object of the present invention to provide a dust suction system, wherein the dust collection bucket can be easily and reliably disassembled and assembled.
  • a dust suction system comprises a cyclonic dust filter component, a dust collection bucket and a load bearing frame.
  • the cyclonic dust filter component comprises a dust exhausting port
  • the dust collection bucket comprises a trunk, a dust inlet disposed on the trunk, and an assembly rib disposed outside the trunk, and the dust collection bucket has a first outer diameter at a position of the assembly rib.
  • the load bearing frame comprises a frame and a support plate disposed on the frame, the support plate divides the frame into an upper mounting area provided for disposing the cyclonic dust filter component, and a lower mounting area provided for disposing the dust collection bucket.
  • the support plate comprises a through hole disposed corresponding to the dust exhausting port, and at least two assembly jaws disposed on one side of the support plate facing the lower mounting area and located at two opposite sides of the through hole, each of the assembly jaws comprises a connecting section connecting the support plate, an extending section connecting the connecting section, and a limiting section connecting the extending section.
  • the limiting section comprises a limiting protrusion disposed towards a direction of the through hole.
  • Each of the assembly jaws comprises a first state in which the assembly jaw is not forced and the assembly rib is restricted by the limiting protrusion, and a second state in which the assembly jaw is forced.
  • each of the assembly jaws comprises a second state in which the assembly jaw is forced, wherein the extending section is deformed by serving the connecting section as a fulcrum and the limiting section is displaced opposite to the through hole in the second state.
  • the two assembly jaws are in the first state and a connection length of the two limiting protrusions is smaller than the first outer diameter, the dust collection bucket is suspended and a movement of the dust collection bucket is restricted so that the dust inlet communicates with the dust exhausting port by the through hole.
  • the movement of the dust collection bucket is unrestricted and is able to be removed from the lower mounting area.
  • the through hole is a circular hole
  • the two assembly jaws are located on an extension line of a diameter of the through hole.
  • the assembly rib comprises a first plane located at a lower edge, and the limiting protrusion of each of the assembly jaws comprises a second plane that contacts the first plane in the first state.
  • the dust exhausting port comprises a first aperture
  • the dust inlet comprises a second aperture that is larger than the first aperture but smaller than the first outer diameter
  • a spacing is provided between the limiting protrusion of each of the assembly jaws and one end of the assembly jaw opposite to the support plate.
  • the dust collection bucket defines a take-out path for taking out from the lower mounting area
  • the support plate comprises at least one auxiliary assembly jaw disposed corresponding to the through hole and not interfering with the take-out path
  • the auxiliary assembly jaw provides support for the assembly rib when the two assembly jaws are in the first state.
  • the cyclonic dust filter component comprises a dust filter device and an exhaust device connected to the dust filter device.
  • the dust filter device comprises a cyclone chamber and a deflector disposed in the cyclone chamber.
  • the cyclone chamber comprises an air inlet, an air outlet connecting the exhaust device, and the dust exhausting port.
  • the deflector is disposed at one end of the cyclone chamber where the dust exhausting port is provided.
  • the cyclonic dust filter component comprises a filtering device disposed between the dust filter device and the exhaust device.
  • the dust suction system described in the present invention has the following advantages.
  • the dust collection bucket is able to be disassembled and assembled by one person, and an operator only needs to operate the assembly jaws to complete the disassembly and assembly processes.
  • the present invention provides a dust suction system 100, the dust suction system 100 is provided for industrial purpose or used by general consumers.
  • the dust suction system 100 comprises a load bearing frame 10, a cyclonic dust filter component 20, and a dust collection bucket 30.
  • the load bearing frame 10 comprises a frame 11 and a support plate 12 disposed on the frame 11.
  • the support plate 12 divides the frame 11 into an upper mounting area 121 provided for disposing the cyclonic dust filter component 20, and a lower mounting area 122 provided for disposing the dust collection bucket 30.
  • the support plate 12 comprises a through hole 123 communicating with the upper mounting area 121 and the lower mounting area 122, and at least two assembly jaws 124 disposed on one side of the support plate 12 facing the lower mounting area 122.
  • the two assembly jaws 124 are located at two opposite sides of the through hole 123.
  • the through hole 123 is a circular hole
  • the two assembly jaws 124 may be located on an extension line 125 of a diameter of the through hole 123.
  • the two assembly jaws 124 of are identical in structure, and each of the assembly jaws 124 comprises a connecting section 126 connecting to the support plate 12, an extending section 127 connecting to the connecting section 126, and a limiting section 128 connecting to the extending section 127.
  • the limiting section 128 comprises a limiting protrusion 129 disposed towards a direction of the through hole 123.
  • the structure of the two assembly jaws 124 are not interlocked, that is, each of the assembly jaws 124 may be independently operated.
  • a base component of each of the assembly jaws 124 is implemented by a metal plate or a plastic plate, and the metal plate or the plastic plate generate temporary deformation when being forced, that is, the extending section 127 of each of the assembly jaws 124 is capable of generating suitable deformation.
  • the cyclonic dust filter component 20 comprises a dust filter device 21 and an exhaust device 22 connected to the dust filter device 21.
  • the dust filter device 21 comprises a cyclone chamber 211 and a deflector 212 disposed in the cyclone chamber 211, wherein the cyclone chamber 211 comprises an air inlet 213, an air outlet 214 connected to the exhaust device 22, and a dust exhausting port 215.
  • the cyclone chamber 211 is a tubular structure, and the dust exhausting port 215 is formed by an opening at one end of the cyclone chamber 211, so that an inner diameter of the cyclone chamber 211 is equal to an aperture of the dust exhausting port 215.
  • the air inlet 213 is disposed along a tangent line of the cyclone chamber 211, and the air inlet 213 and the air outlet 214 are both located at one end of the cyclone chamber 211 where the dust exhausting port 215 is not provided.
  • the deflector 212 is disposed adjacent to the dust exhausting port 215. In one embodiment, the deflector 212 is disposed at a center point of the cyclone chamber 211 through a bridging structure.
  • the air outlet 214 and the deflector 212 are located on a same axis, so that a cyclone guided by the deflector 212 flows towards the air outlet 214.
  • the implementation of the cyclonic dust filter component 20 of the present invention is mentioned in applicant's patent US 9,468,348 , which will not be described herein.
  • the structures provided in the prior patent are not intended to limit the specific implementation structures of the present invention.
  • the dust collection bucket 30 of the present invention is assembled in the lower mounting area 122 when implemented.
  • the dust collection bucket 30 comprises a trunk 31, a dust inlet 32 disposed on the trunk 31, and an assembly rib 33 disposed outside the trunk 31, wherein the trunk 31 comprises a first outer diameter 311 at a position of the assembly rib 33, and a basic structure of the trunk 31 is configured by a second outer diameter 312 that is smaller than the first outer diameter 311.
  • the assembly rib 33 may be formed by a structure integrally formed with the trunk 31 or by a structure externally attached on the trunk 31.
  • the assembly rib 33 is disposed along an edge of the trunk 31, and may be a continuous structure or a discontinuous structure.
  • the continuous structure means that the assembly rib 33 is disposed around the trunk 31, and the discontinuous structure means that the assembly rib 33 is formed by a plurality of bumps disposed on the trunk 31 at intervals.
  • the dust exhausting port 215 comprises a first aperture 216
  • the dust inlet 32 of the dust collection bucket 30 comprises a second aperture 313 larger than the first aperture 216 but smaller than the first outer diameter 311.
  • the trunk 31 of the present invention may be a circular bucket or a square bucket, or a bucket formed by a plurality of shapes, and the plurality of shapes may be circular and square.
  • the shape of the bucket may be circular at top and square at bottom.
  • the cyclonic dust filter component 20 further comprises a filtering device 23 disposed between the dust filter device 21 and the exhaust device 22.
  • each of the assembly jaws 124 is provided for a user to operate by applying force.
  • the assembly jaw 124 comprises a first state and a second state. In the first state, the assembly jaw 124 is not forced.
  • the assembly jaw 124 is in the second state.
  • the limiting section 128 the assembly jaws 124 is forced, and the connecting section 126 is served as a fulcrum for the extending section 127 being deformed.
  • the limiting section 128 is displaced opposite to the through hole 123.
  • a connection length 131 between the limiting protrusions 129 of the two assembly jaws 124 is smaller than the first outer diameter 311 of the dust collection bucket 30.
  • the dust collection bucket 30 is disposed corresponding to the through hole 123, the assembly rib 33 is restricted by the two limiting protrusions 129 of the two assembly jaws 124 and fails to move in a direction opposite to the support plate 12.
  • the assembly rib 33 is withstood against by the two limiting protrusions 129, so that the dust collection bucket 30 is suspended in the lower mounting area 122, that is, a bottom edge of the dust collection bucket 30 comprises a distance 41 from a flat surface 40 on which the dust suction system 100 is placed, and the flat surface 40 may be a ground.
  • the dust inlet 32 communicates with the dust exhausting port 215 through the through hole 123.
  • the dust collection bucket 30 is able to be assembled for a long period of time and to receive dust discharged from the cyclonic dust filter component 20 through the dust exhausting port 215.
  • the dust inlet 32 of the dust collection bucket 30 may be attached to one side surface of the support plate 12 facing the lower mounting area 122.
  • the connection length 132 between the two limiting protrusions 129 is greater than the first outer diameter 311.
  • the assembly rib 33 comprises a first plane 331 located at a lower edge, and the limiting protrusion 129 of each of the assembly jaws 124 comprises a second plane 133 that contacts the first plane 331 in the first state.
  • the dust collection bucket 30 defines a take-out path 34 for taking out from the lower mounting area 122.
  • the take-out path 34 is defined according to the type and form of the load bearing frame 10, so the take-out path 34 is not limited to the drawings of the description.
  • the support plate 12 comprises an auxiliary assembly jaw 134 disposed corresponding to the through hole 123 and not interfering with the take-out path 34.
  • the auxiliary assembly jaw 134 provides further support force when the dust collection bucket 30 is mounted on the load bearing frame 10, so that the dust collection bucket 30 can be more securely and fixedly mounted within the lower mounting area 122.
  • FIG. 6 Please refer to FIG. 6 .
  • any one of the assembly jaws 124 comprises the limiting protrusion 129, and a spacing 130 is provided between one end of the assembly jaw 124 opposite to the support plate 12 and the limiting protrusion 129, that is, the limiting protrusion 129 is not provided at the end of the assembly jaw 124.
  • each of the assembly jaws 124 of the present invention may be a separate component mounted on the support plate 12, and each of the assembly jaws 124 may be screwed, riveted, inserted, and welded on the support plate 12. Furthermore, in one embodiment as shown in the FIG. 7 , each of the assembly jaws 124 is integrally formed with the support plate 12. However, the limiting protrusion 129 on each of the assembly jaws 124 is an independent component that is separately assembled. Thus, each of the assembly jaws 124 is an integral structure of the support plate 12 expect for the limiting protrusions 129.

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  • Filters For Electric Vacuum Cleaners (AREA)
EP19198457.4A 2019-09-19 2019-09-19 Staubabsaugsystem Pending EP3795258A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19198457.4A EP3795258A1 (de) 2019-09-19 2019-09-19 Staubabsaugsystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19198457.4A EP3795258A1 (de) 2019-09-19 2019-09-19 Staubabsaugsystem

Publications (1)

Publication Number Publication Date
EP3795258A1 true EP3795258A1 (de) 2021-03-24

Family

ID=67998203

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19198457.4A Pending EP3795258A1 (de) 2019-09-19 2019-09-19 Staubabsaugsystem

Country Status (1)

Country Link
EP (1) EP3795258A1 (de)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5742358A (en) * 1980-08-27 1982-03-09 Canon Inc Device for recovering pulverulent material
US6833016B2 (en) 2003-03-27 2004-12-21 Oneida Air Systems, Inc Dust collection system
US7247180B1 (en) 2006-04-28 2007-07-24 Oneida Air Systems, Inc. Silencer for dust collection system
US8161597B2 (en) 2008-06-16 2012-04-24 Oneida Air Systems, Inc. Shop vacuum cleaner with cyclonic separator
US8491685B2 (en) 2010-02-19 2013-07-23 Oneida Air Systems Inc. Cyclonic dust collector with variable speed drive and constant load current
JP2014117650A (ja) * 2012-12-17 2014-06-30 Koyo:Kk 吸引捕集装置
US9468348B2 (en) 2014-03-19 2016-10-18 X'pole Precision Tools Inc. Cyclone vacuum cleaner and cyclone separation device thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5742358A (en) * 1980-08-27 1982-03-09 Canon Inc Device for recovering pulverulent material
US6833016B2 (en) 2003-03-27 2004-12-21 Oneida Air Systems, Inc Dust collection system
US7247180B1 (en) 2006-04-28 2007-07-24 Oneida Air Systems, Inc. Silencer for dust collection system
US8161597B2 (en) 2008-06-16 2012-04-24 Oneida Air Systems, Inc. Shop vacuum cleaner with cyclonic separator
US8491685B2 (en) 2010-02-19 2013-07-23 Oneida Air Systems Inc. Cyclonic dust collector with variable speed drive and constant load current
JP2014117650A (ja) * 2012-12-17 2014-06-30 Koyo:Kk 吸引捕集装置
US9468348B2 (en) 2014-03-19 2016-10-18 X'pole Precision Tools Inc. Cyclone vacuum cleaner and cyclone separation device thereof

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