EP0979632A2 - Aspirateur - Google Patents

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Publication number
EP0979632A2
EP0979632A2 EP99111838A EP99111838A EP0979632A2 EP 0979632 A2 EP0979632 A2 EP 0979632A2 EP 99111838 A EP99111838 A EP 99111838A EP 99111838 A EP99111838 A EP 99111838A EP 0979632 A2 EP0979632 A2 EP 0979632A2
Authority
EP
European Patent Office
Prior art keywords
opening
suction device
connection opening
air
suction
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.)
Withdrawn
Application number
EP99111838A
Other languages
German (de)
English (en)
Other versions
EP0979632A3 (fr
Inventor
Johannes Dr. Steimel
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.)
TTS Tooltechnic Systems AG and Co KG
Original Assignee
Festo Tooltechnic GmbH and Co
TTS Tooltechnic Systems AG and Co KG
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 Festo Tooltechnic GmbH and Co, TTS Tooltechnic Systems AG and Co KG filed Critical Festo Tooltechnic GmbH and Co
Publication of EP0979632A2 publication Critical patent/EP0979632A2/fr
Publication of EP0979632A3 publication Critical patent/EP0979632A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A47L5/32—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with means for connecting a hose
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/36—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/22—Mountings for motor fan assemblies

Definitions

  • the invention relates to a suction device for sucking Containing dirt or the like and air as a carrier medium Suction material, for example dust air, with a suction flow generating blower, the dirt or in the suction device The like. Separated and the dirt or the like freed Clean air through a flow channel to a blow-out opening is led to the clean air into the environment is blown out.
  • a suction device for sucking Containing dirt or the like and air as a carrier medium Suction material, for example dust air
  • a suction flow generating blower the dirt or in the suction device The like.
  • Such suction devices are used, for example, in connection with one that creates dust when machining a workpiece Handheld power tool that uses a Hose line is connected to the suction device, so that the dust generated during workpiece machining is extracted and collected in a dirty space of the suction device becomes.
  • the invention relates not only to suction devices for dry suction material such as dust air, but also on Suction devices for wet operation, in particular polluted water is sucked in.
  • suction devices are regularly portable and / or movable educated.
  • the clean air enters the device at the outlet opening the environment. This creates air movements in the Environment that should be kept as weak as possible, to whirl up dust or other light things to avoid in the area. Therefore one uses large areas Blow out openings so that the clean air with accordingly at a low speed.
  • the large-area discharge opening one to be attached to the outside of the device housing Assigned adapter piece in which the flow cross section from the surface of the discharge opening to a connection opening is reduced to which the air hose is connected can be.
  • This adapter piece are both Operating modes possible, that is, you can use the clean air with the adapter removed, directly into the environment or with the adapter piece attached through the air hose head elsewhere.
  • the assembly and disassembly of the adapter piece is cumbersome. In addition, it brings significant production costs with yourself. Furthermore, the adapter piece, you worked with the operating mode "blow-out opening" and you want to switch to the "clean air removal by means of an air hose ", be laid so that it must first be searched.
  • the present invention is therefore based on the object a suction device of the type mentioned create a change in mode, in particular in terms of handling, simple way is possible.
  • the Flow channel contains a branch at which on the one hand a passage opening for the passage of the Clean air to the blow-out opening and on the other hand a connection opening arranged for connecting an air hose are, with a switchable from outside is present, which is between a connection opening closing and the passage opening releasing first position and one of the connection opening releasing and closing the passage opening second position is adjustable.
  • connection opening for inserting the air hose is formed and the changeover device through the air hose can be actuated.
  • the changeover device cannot be operated separately. Just by plugging it in of the air hose is adjusted from their first to the second position. Takes if you remove the air hose, the changeover device adjusts back again.
  • the suction device 1 shown in the drawing is used for Sucking in dirt or the like and air as a carrier medium containing suction material, for example dust air.
  • the Dirt or the like is inside the suction device 1 from the Separated carrier air, after which the dirt or the like. clean air is led outside.
  • the general structure of the suction device 1 is as follows:
  • the suction device has a connecting piece 2 for connection a hose line, not shown, through which the suction material is sucked in.
  • the other end of the Hose line is for example with a hand machine tool like grinder, saw or milling machine connected, in their operation when the respective workpiece is machined dust accumulates. Instead of a hand machine tool can of course also be connected to another device become.
  • the suction device 1 can not only for dry suction material, but also used for wet suction material become.
  • the suction device 1 also has a Device units containing device upper part 3 and one Lower part 4 of the device, which contains a dirt space 5.
  • the equipment units are essentially one Filter device 6, one generating the suction flow Fan 7 and a motor driving the fan are formed.
  • the fan 7 is arranged on the suction side and is located seen behind the Filter device 6.
  • Filter device 6 arranged above the dirt space 4. That sucked in, through the connecting piece 2 arriving suction material passes through a connecting pipe 8, which is a boundary wall 9 of the Dirt space 5 passes through, in the top area of the dirt chamber 5, after which the filter device 6 Dirt particles are separated from themselves and themselves accumulate below in the dirt space 5 while the dirt or the like. Clean air released by the filter device 6 flows to the blower 7 and from there to the outside.
  • the upper part of the device can be used for cleaning purposes in particular 3 lifted off the lower part of the device, for example by one Joint axis 10 are pivoted up.
  • the suction device 1 is portable and portable or movable. For this purpose, it has casters 11.
  • suction device is only an example. In connection with the present invention it could also be different.
  • the device housing 12 contains a flow channel 13 for the clean air, which in the embodiment consists of three Channel sections 14, 15, 16 is composed. It extends the duct section 14 extends from the fan 7 arranged at the top in the area of a device outside 17 down in the floor area of the device, where the suction device through to the opposite outside of the device 18 Channel section 15 connects to the other outside of the device 18 the one going up again Channel section 16 follows. This channel course can also in individual be different.
  • the flow channel 13 leads to a blow-out opening 19, those in the embodiment of two at a distance from each other arranged individual openings is formed each composed of a number of louvers.
  • a blow-out opening 19 is designed in detail is, that is, whether it is divided into individual openings and / or is composed of louvers of no further importance. It is only important that they have one so large blow-out cross section - this corresponds to the embodiment the sum of the louvre areas - that the clean air reaching the blow-out opening 19 at the blow-out opening 19 with the lowest possible Speed escapes into the environment so that in the No disturbing air currents and whirling around of dust or other things.
  • the outlet opening 19 in the form of the louvers is in the outside of the device 18 included along the Channel section 16 extends.
  • the blow-out opening 19 is located itself in the outside channel wall of the channel section 16.
  • the flow channel 13 contains, in the exemplary embodiment the channel section 15, a branch point 22, on the one hand a passage opening 23 for the Passage of the clean air to the blow-out opening 19 and on the other hand a connection opening 24 for connecting the air hose 21 are arranged.
  • a changeover device 25 available, which can be operated from the outside and between a first position (Fig. 2 and 3) and a second position (Fig. 4) is adjustable. In the first Position, the changeover device 25 closes the connection opening 24 and opens the passage opening 23, while in the second position the passage opening 23 open and the connection opening 24 is closed.
  • connection opening 24 is located on the outside of the device, so that the air hose 21 without difficulty from can be connected from the outside.
  • the connection opening 24 below the blow-out opening 19 arranged on the same outside of the device 18.
  • connection opening 24 is in the embodiment of a connecting piece 26 is formed, which extends into the Flow channel 13 - channel section 15 - extends into it.
  • connection opening 24 is expediently designed in such a way that that the air hose 21 can be inserted, at the end of this a suitable end piece is attached can be. If here from plugging in the air hose is spoken, so screwing in or any other introduction can be detected.
  • the arrangement is also such that that the switching device 25 when inserting the Air hose 21 is actuated by this.
  • the changeover device is located 25 in its first, the connection opening 24 closing position. If you plug in the air hose 21, he pushes against the changeover device 25 and transfers it into the second position, in which it is the connection opening 24 releases and the passage opening 23 closes (see Fig. 4). This lifting of the changeover device 25 from the connection opening 24 takes place against a restoring force, so that the changeover 25 at Removing the air hose 21 automatically in their first position moved.
  • this restoring force can the weight of the switching device 25, the that is, the changeover device 25 normally takes if the air hose 21 is missing under the action of gravity their first position.
  • the restoring force could also be a spring force (not shown).
  • the details of this link are more common Design, so that there is a representation in detail superfluous.
  • the closure flap 28 is facing each other Mouths of the connection opening 24 and the passage opening 23 assigned, which is in the swivel path (Double arrow 29) of the flap 28 are.
  • the passage opening 23 is located in a wall section 30 of the device housing, so that the shutter 28 in its second position around the passage opening 23 around against this wall section 30.
  • the inner mouth of the connection opening 24, that is at Embodiment the inner end face of the connecting piece 26, where the connection opening 24 in the flow channel 13 opens out, is located in an outlet level 31, the suction device in its position of use 1 so inclined that their normal direction 32 obliquely points upwards.
  • the connection opening 24 is closed to the blow-out opening 19 flowing clean air on the opposite of the connection opening 24 Side of the flap 28 hits and these are thus even firmer against the mouth of the connection opening presses.
  • connection opening 24 and the passage opening 23 are with their axial directions in the embodiment in aligned substantially at right angles to each other.
  • connection opening 24 on the front side of the Channel section 15, while the passage opening 23 at Transition of the channel section 15 to the channel section 16 is arranged is.
  • connection opening 24 runs essentially horizontally, and the passage opening 23 is above the Connection opening 24 arranged.
  • the air hose 21 abuts its insertion into the connection opening 24 is not immediate against the flap 28 but against one Actuator 33, which at the port 24th facing side of the flap 28 is arranged and, the shutter 28 is in its first Position, protrudes into the connection opening 24.
  • the Arrangement further made such that the actuator 33rd when pivoting the flap 28 into the second Position slipped onto the outside of the air hose jacket, as can be seen from Fig. 4.
  • the inside of the Connection opening 24 projecting end of the air hose 21 then presses the one that rests on the hose jacket Actuator and about this the flap 28th against the passage opening 23.
  • the actuator 33 is expediently designed to be resilient, so that the flap 28 elastically against the passage opening 23 is held.
  • the Actuator 33 a protruding from the closure flap 28, elastically bendable holding arm 34, from which the lot 35 protrudes against which the air hose his plugging.
  • the flap 28 is made of plastic, which Actuator 33 is integrally formed.
  • changeover device not essentially from a closure flap must be formed, but also a slide or can have another part as a closure member.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning In General (AREA)
  • Manipulator (AREA)
  • Branching, Merging, And Special Transfer Between Conveyors (AREA)
  • Massaging Devices (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
EP99111838A 1998-08-11 1999-06-19 Aspirateur Withdrawn EP0979632A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29814384U DE29814384U1 (de) 1998-08-11 1998-08-11 Sauggerät
DE29814384U 1998-08-11

Publications (2)

Publication Number Publication Date
EP0979632A2 true EP0979632A2 (fr) 2000-02-16
EP0979632A3 EP0979632A3 (fr) 2002-05-08

Family

ID=8061146

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99111838A Withdrawn EP0979632A3 (fr) 1998-08-11 1999-06-19 Aspirateur

Country Status (2)

Country Link
EP (1) EP0979632A3 (fr)
DE (1) DE29814384U1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2794137B1 (fr) * 1999-05-31 2001-07-27 Schlumberger Cie N Tete d'etirage pour machines d'etirage pourvue d'un dispositif d'obturation automatique de conduits pneumatiques
DE102006046865A1 (de) * 2006-09-29 2008-04-03 Alfred Kärcher Gmbh & Co. Kg Selbstfahrende Abfallsaugmaschine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL124895C (fr) * 1962-01-19
ZA702293B (en) * 1969-04-14 1971-11-24 Hoover Ltd Suction cleaners
DE3537937C2 (de) * 1985-10-25 1996-06-13 Miele & Cie Staubsauger, insbesondere Bodenstaubsauger
US5479676A (en) * 1994-05-12 1996-01-02 Electrolux Corporation Vacuum cleaner

Also Published As

Publication number Publication date
EP0979632A3 (fr) 2002-05-08
DE29814384U1 (de) 1998-10-22

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