CN100337576C - Nozzle for vaccum cleaner - Google Patents
Nozzle for vaccum cleaner Download PDFInfo
- Publication number
- CN100337576C CN100337576C CNB2005100550657A CN200510055065A CN100337576C CN 100337576 C CN100337576 C CN 100337576C CN B2005100550657 A CNB2005100550657 A CN B2005100550657A CN 200510055065 A CN200510055065 A CN 200510055065A CN 100337576 C CN100337576 C CN 100337576C
- Authority
- CN
- China
- Prior art keywords
- section
- cross
- ground
- inlet hole
- mouth
- 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.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 claims description 13
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000004744 fabric Substances 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 4
- 238000005457 optimization Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000010407 vacuum cleaning Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Images
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
- 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
- A47L9/02—Nozzles
Abstract
The suction head unit has a sole plate (1) and a suction chamber (4) connecting through a coupling (5) to the cleaner hose (7) The width of the suction opening has a grooved (17) plate having an opening (3) with brushes (16) and a hinged plate (13) with brushes (14) and operating lever (15).
Description
Technical field
The present invention relates to a kind of ground mouth that is used for domestic suction cleaner, comprising:
Slide plate, this slide plate have the working width of 250mm at least and comprise the shaping inlet hole that has inflow entrance, and this inflow entrance leads to described inlet hole;
Suction passage, it is immediately following inflow entrance; And
Suction pipe joint, it inserts in the suction passage, so that rotatable on trunnion axis;
Wherein inlet hole is the tunnel-shaped breach, and this breach is limited by the preceding and back edge of inlet hole, and its middle slide plate comprises in abutting connection with the antemarginal ground of inlet hole sliding surface.
Background technology
Having introductory section, to describe the ground mouth of feature for example known from German publication DE29812377 U1 and U.S. design patent US333539.In actual applications, it is reliably that the ground mouth of the design of describing has been proved in the family expenses vacuum cleaner, and is general available at plane earth with on the fabric of ground.Yet known embodiment is not an optimization when being designed for powerful vacuum cleaner and the associated loss in considering flowing pressure.
This background the objective of the invention is the minimization of loss with flowing pressure in the domestic suction cleaner relatively.
Summary of the invention
Begin with the ground mouth of describing feature at introductory section,, realize that goal of the invention is to be no less than 23mm along the spacing of working width between the edge of inlet hole, and be that the inflow entrance in inlet hole has 1000mm according to the present invention
2Minimum cross-section.Instruction according to the present invention combines the inflow entrance that wide inlet hole also promptly has the inlet hole of wide spacing and the roomy size in inlet hole.
According to a preferred embodiment of the invention, the cross section of inflow entrance is bigger than the dust cross section of suction pipe joint, and wherein the dust cross section is measured in the cross section of rotating shaft.Preferably, the cross section than the tubular tip of suction pipe joint is big successively for described dust cross section.The present invention is based on following viewpoint: the import that enters inlet hole from air in the air-flow in the mouth of ground is to the air outlet slit on the suction pipe joint rear end, and the non-progressive expansion that limits passage and cross section will be avoided so that with the minimization of loss in the flowing pressure.Therefore provide suction passage and suction pipe joint to be formed for the guiding device that sucks air-flow according to a preferred embodiment of the invention, the cross section of wherein said device almost is tapered towards tubular tip from inflow entrance regularly.This guarantees that air-flow steadily quickens and not local sluggishness.This causes the especially little friction loss of air-flow, thus and the especially little pressure loss.Generally speaking, instruction of the present invention makes it possible to suction motor output by obviously reducing and carries out work and keep identical inhalation flow.
In order to reduce to leak, advantageously inclination joint comprises sealing, for example is the sealing of form seal lip shape.And, if the edge of inlet hole is that not have the continuous strip of breach will be favourable.In the scope of arranging on the slide plate of ground mouth for the screw thread elevating lever, described screw thread elevating lever is limiting than high rim by inlet hole accordingly subsequently.In order further to reduce the suction of any external air, the lateral port in the mouth of ground (providing these mouths to be used for the edge sucks) preferably forms as far as possible little size.
The vacuum cleaner that is used to have weak intake performance according to ground of the present invention mouth optimization.Usually, vacuum cleaner comprises and is used for dust separating venting bags.Wherein effective intake performance of ground mouth depends on the filling extent of penetrating power and bag simultaneously.If use very ventilative bag, particularly when these bags also do not comprise a lot of dust, if and/or use has the very vacuum cleaner of high-suction performance, when the fabric of the ground of the high heap of vacuum cleaning, have such danger: because the result who sucks, the ground mouth is adhered on the fabric of described ground.This can offset in the following manner: at ground mouth self or provide on suction line and have second pore that automatic negative-pressure is set, second pore reaction when wherein if parital vacuum reaches threshold value, thereby by allowing external air to enter the situation that prevents from inlet hole, to exist too high parital vacuum to limit the path.
The ground mouth can comprise the mane board, and it can be activated so that vertical mobile by switching mechanism, and wherein said mane board comprises combination preceding and back mane band, the mane circle that centers on or mane band and seal lip.
According to a preferred embodiment of the invention, arrange that the edge of inlet hole is so that along their whole length each interval 25 to 30mm.Inflow entrance can comprise substantial rectangular, preferably surpass 1200mm
2Flow cross section.Advantageously, roller or travel wheel are arranged in the rear end of suction passage, and the rear end of suction passage holds suction pipe joint.In the process of vacuum cleaning ground fabric, slide plate slides along the ground fabric.
Description of drawings
Below, describe the present invention in detail with reference to the accompanying drawing that a kind of embodiment only is shown.Wherein accompanying drawing is:
Fig. 1 is the lateral cross-sectional view that is used for the ground mouth of vacuum cleaner according to the present invention;
Fig. 2 is the top view of the slide plate of the ground mouth shown in Fig. 1;
Fig. 3 is the lateral cross-sectional view of the further embodiment of the present invention;
Fig. 4 is the top view of the slide plate of the ground mouth shown in Fig. 3.
The specific embodiment
The principle design that is used for the ground mouth of domestic suction cleaner (its ground mouth is shown in the drawings) according to the present invention comprises having the slide plate 1 of 250mm working width AB at least, and comprise that the shaping inlet hole 2 that has inflow entrance 3, this inlet hole 2 are arranged in the middle part in an embodiment.And described ground mouth comprises suction passage 4 and suction pipe joint 5, and this suction pipe joint 5 is inserted in the suction passage 4 so that rotatable on trunnion axis 6.Suction pipe joint 5 is used to connect suction line 7, and this suction line 7 is connected to vacuum cleaner by flexible pipe.Inlet hole 2 is to lack the hole by the tunnel-shaped that edge, front and back 8,8 ' limits.Inlet hole 2 does not comprise separate mesh or other sept.Slide plate 1 comprises the ground sliding surface 9 in abutting connection with the back edge 8 ' of inlet hole.
In the embodiment shown in fig. 1, slide plate 1 is connected on the flooded suction 10, and this flooded suction 10 connects suction passage 4 so that rotatable on trunnion axis 11.Travel wheel 12 is arranged in the rear end of suction passage 4.Vertically movably board 13 is arranged in the flooded suction, and mane band 14 or the mane circle that centers on are attached on the board 13.Mane board 13 can be regulated by actuation switch 15, thus mane band 14 regracting and stretching out on the downside of flooded suction 10.
In the embodiment shown in fig. 3, formation is gone up at flooded suction 10 ' in the suction passage 4 non-disconnectable ground that remove.Slide plate 1 also is connected on the flooded suction 10 ' securely.In flooded suction 10 ', provide board 13, this board 13 vertically can be regulated by actuation switch 15 and comprise mane band or mane circle at downside.In the rear end of suction passage 4 or flooded suction, provide the travel wheel or the roller 12 ' that are arranged in the middle part with cylindrical form.
Enter in order to ensure the least possible external air, the edge 8,8 ' of inlet hole does not have any breach everywhere.Fig. 2 and 4 illustrates screw thread elevating lever 16 and is arranged on the slide plate, and screw thread elevating lever 16 is limited by the edge 8,8 ' of inlet hole, and wherein these edge integral body are higher.And in each example, the purpose for the edge sucks provides osculum 17 in the end of inlet hole 2.
In the mouth of ground according to the present invention, the edge of inlet hole 8,8 ' (this edge 8,8 ' limits inlet hole 2) are separated from each other with distance S, this apart from S along working width AB be 23mm at least.In the embodiment shown, between the edge 8,8 ' of inlet hole is 25 to 27mm apart from S, and described edge is configured to relation parallel to each other basically.Preferably, inflow entrance 3 is substantial rectangular cross sections and is at least 1000mm
2, preferably, flow cross section surpasses 1200mm
2In this arrangement, the flow cross section of inflow entrance 3 is bigger than the dust cross section of suction pipe joint 5, and wherein the dust cross section is measured in the cross section by rotating shaft 6.The dust cross section of suction pipe joint 5 (this dust cross section is measured in the cross section by rotating shaft 6) surpasses the cross section of end part 18 successively, and this end part 18 is dihedral pipes that suction line 7 can connect.Suction passage 4 and suction pipe joint 5 are formed for guiding the device that sucks air-flow, and the cross section of wherein said device almost is tapered from the tubular tip of inflow entrance towards suction pipe joint 5 regularly.Yet, be less than qualification passage used in 10% the structure and extended channel with respect to the total metering of flow channel cross and also be allow and fall within the scope of the present invention.From the inflow entrance of inlet hole inside to the path of the tubular tip of suction pipe joint, seek the steady acceleration of air stream, this makes it possible to reduce the loss of flowing pressure.
Claims (8)
1. ground mouth that is used for domestic suction cleaner comprises:
Slide plate (1), this slide plate (1) have at least the working width of 250mm (AB) and comprise the shaping inlet hole (2) that has inflow entrance (3), and this inflow entrance (3) leads to described inlet hole;
Suction passage (4), it is immediately following inflow entrance (3); And
Suction pipe joint (5), it inserts in the suction passage so that go up rotatable at trunnion axis (6);
Wherein inlet hole (2) is the tunnel-shaped breach, and this breach is limited by the preceding and back edge (8,8 ') of inlet hole, and its middle slide plate (1) comprises the ground sliding surface (9) in abutting connection with inlet hole back edge (8 '),
It is characterized in that be no less than 23mm along the spacing (S) of working width between the preceding and back edge (8,8 ') of inlet hole, and the inflow entrance (3) in inlet hole (2) having 1000mm
2Minimum cross-section.
2. ground as claimed in claim 1 mouth is characterized in that, the cross section of inflow entrance (3) is bigger than the dust cross section of suction pipe joint (5), and wherein the dust cross section is measured in the cross section of rotating shaft (6).
3. ground as claimed in claim 1 mouth, it is characterized in that, suction pipe joint (5) comprises tubular tip (18), and the dust cross section of suction pipe joint (5) cross section than tubular tip (18) is big successively, wherein said dust cross section is measured in the cross section of rotating shaft (6).
4. ground as claimed in claim 3 mouth is characterized in that, suction passage (4) and suction pipe joint (5) are formed for guiding the device that sucks air-flow, and the cross section of wherein said device is tapered towards tubular tip (18) from inflow entrance (3) reposefully.
5. ground as claimed in claim 1 mouth is characterized in that, the preceding and back edge (8,8 ') of inlet hole is along they whole length each intervals 25 to 30mm.
6. ground as claimed in claim 1 mouth is characterized in that, inflow entrance (3) comprises the cross section of substantial rectangular.
7. ground as claimed in claim 1 mouth is characterized in that, inflow entrance (3) comprises above 1200mm
2Flow cross section.
8. ground as claimed in claim 1 mouth is characterized in that, roller (12 ') or travel wheel (12) are arranged in the rear end of suction passage (4), and the rear end of this suction passage (4) holds suction pipe joint (5).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP04011059.5 | 2004-05-10 | ||
| EP20040011059 EP1595485B1 (en) | 2004-05-10 | 2004-05-10 | Nozzle for vaccum cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1695534A CN1695534A (en) | 2005-11-16 |
| CN100337576C true CN100337576C (en) | 2007-09-19 |
Family
ID=34924935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100550657A Expired - Fee Related CN100337576C (en) | 2004-05-10 | 2005-03-15 | Nozzle for vaccum cleaner |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1595485B1 (en) |
| CN (1) | CN100337576C (en) |
| DE (1) | DE502004003342D1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004005641A1 (en) * | 2004-02-04 | 2005-09-01 | Miele & Cie. Kg | Nozzle for a floor care appliance |
| DE102012106571B4 (en) * | 2012-07-19 | 2015-12-31 | Wessel-Werk Gmbh | Vacuum cleaner nozzle, in particular for household vacuum cleaners |
| DE102013223863A1 (en) * | 2013-11-21 | 2015-05-21 | BSH Hausgeräte GmbH | Suction nozzle for a vacuum cleaner |
| CN104013356A (en) * | 2014-05-09 | 2014-09-03 | 苏州艾利欧电器有限公司 | Floor brush with independent air flues |
| DE102015101339A1 (en) * | 2015-01-29 | 2016-08-04 | Wessel-Werk Gmbh & Co. Kg | Suction nozzle for vacuuming hard floor surfaces |
| CN105520690A (en) * | 2015-11-30 | 2016-04-27 | 苏州市诚品精密机械有限公司 | Multi-purpose cleaning machine |
| ITUB20160903A1 (en) * | 2016-02-19 | 2017-08-19 | New Ermes Europe Srl | Base plate for suction head for vacuum cleaner or similar |
| US11224319B2 (en) | 2017-12-11 | 2022-01-18 | New Ermes Europe S.R.L. | Base plate for a vacuum cleaner suction head for the suction of fine dust and large debris |
| JP1641037S (en) | 2018-09-18 | 2019-09-09 | ||
| IT202000001555A1 (en) | 2020-01-28 | 2021-07-28 | New Ermes Europe Srl | Adapter device for cordless electric vacuum cleaner |
| USD953673S1 (en) | 2020-02-17 | 2022-05-31 | New Ermes Europe S.R.L. | Head of a vacuum cleaner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE862654C (en) * | 1950-09-06 | 1953-01-12 | Siemens Ag | Vacuum cleaner nozzles, in particular articulated nozzles |
| US4458378A (en) * | 1981-01-07 | 1984-07-10 | Vorwerk & Co. Interholding Gmbh | Vacuum cleaner nozzle |
| FR2716611A1 (en) * | 1994-02-25 | 1995-09-01 | Carre Francois | Suction head for vacuum cleaner, reducing work fatigue |
| EP0898924A1 (en) * | 1997-08-30 | 1999-03-03 | Wessel-Werk Gmbh | Suction nozzle for vacuum cleaner |
| WO2001065991A1 (en) * | 2000-03-10 | 2001-09-13 | Arçelik A.S. | Vacuum cleaner nozzle |
-
2004
- 2004-05-10 EP EP20040011059 patent/EP1595485B1/en not_active Expired - Fee Related
- 2004-05-10 DE DE200450003342 patent/DE502004003342D1/en active Active
-
2005
- 2005-03-15 CN CNB2005100550657A patent/CN100337576C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE862654C (en) * | 1950-09-06 | 1953-01-12 | Siemens Ag | Vacuum cleaner nozzles, in particular articulated nozzles |
| US4458378A (en) * | 1981-01-07 | 1984-07-10 | Vorwerk & Co. Interholding Gmbh | Vacuum cleaner nozzle |
| FR2716611A1 (en) * | 1994-02-25 | 1995-09-01 | Carre Francois | Suction head for vacuum cleaner, reducing work fatigue |
| EP0898924A1 (en) * | 1997-08-30 | 1999-03-03 | Wessel-Werk Gmbh | Suction nozzle for vacuum cleaner |
| WO2001065991A1 (en) * | 2000-03-10 | 2001-09-13 | Arçelik A.S. | Vacuum cleaner nozzle |
Also Published As
| Publication number | Publication date |
|---|---|
| DE502004003342D1 (en) | 2007-05-10 |
| EP1595485A1 (en) | 2005-11-16 |
| CN1695534A (en) | 2005-11-16 |
| EP1595485B1 (en) | 2007-03-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100337576C (en) | Nozzle for vaccum cleaner | |
| EP1974642A3 (en) | Electric vacuum cleaner | |
| EP3673969A3 (en) | Dust collecting units | |
| CN202497076U (en) | Vacuum cleaner suction nozzle and vacuum cleaner with suction nozzle | |
| CN1203061A (en) | Vacuum cleaner suction apparatus | |
| CN102949147B (en) | Upright vacuum cleaner | |
| CN104275051B (en) | Neat stress branch chamber back-blowing bag type dust collector | |
| CN205518812U (en) | Domestic clearance dust collector | |
| CN106166046A (en) | For absorbing the hard floor suction nozzle of coarse granule and fine dust | |
| KR101823839B1 (en) | Central dust collect vacuum cleaning system | |
| CN102210575A (en) | Hose connection structure | |
| CN110486869A (en) | A kind of air purifier of built-in flexible aspiration channel | |
| CN109047255A (en) | A kind of self-cleaning type experimental laboratory air exhausting device | |
| CN1947644A (en) | Multi-stage spiral-flow-wind dust sucking device | |
| CN115419454B (en) | Vehicle-mounted tunnel construction dust treatment device | |
| US9801510B2 (en) | Vacuum system and device | |
| CN101617926A (en) | Horizontal cyclone split dust collection device | |
| CN216554000U (en) | Air supply dust pelletizing system | |
| CN109770797A (en) | A kind of clean robot of cleaning easy to disassemble | |
| CN108903805A (en) | A kind of motor base for extra large pa self-cleaning dust catcher | |
| CN211302484U (en) | Rubber exhaust-gas treatment is with spraying dust collector | |
| CN204816025U (en) | A pulse cloth section of thick bamboo dust remover for feed processing | |
| CN211749327U (en) | Maintenance station and sweeper | |
| CN209404624U (en) | A kind of dust collection equipment | |
| CN209077335U (en) | A kind of vacuum suction dedusting collection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070919 Termination date: 20190315 |