CN100536746C - Filter stop with a molded-on spring - Google Patents
Filter stop with a molded-on spring Download PDFInfo
- Publication number
- CN100536746C CN100536746C CNB2005800286559A CN200580028655A CN100536746C CN 100536746 C CN100536746 C CN 100536746C CN B2005800286559 A CNB2005800286559 A CN B2005800286559A CN 200580028655 A CN200580028655 A CN 200580028655A CN 100536746 C CN100536746 C CN 100536746C
- Authority
- CN
- China
- Prior art keywords
- support
- flexible member
- housing
- dust catcher
- dust
- 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
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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
- 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
-
- 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
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/14—Bags or the like; Rigid filtering receptacles; Attachment of, or closures for, bags or receptacles
- A47L9/1427—Means for mounting or attaching bags or filtering receptacles in suction cleaners; Adapters
- A47L9/1472—Means for mounting or attaching bags or filtering receptacles in suction cleaners; Adapters combined with security means, e.g. for preventing use, e.g. in case of absence of the bag
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invetnion relates to a cleaner having a housing with a dust room, a dust collecting device is mounted in the dust room, the dust collecting device is fixed by a bracket supporting flexibly between a rest position and a work position, the bracket is prefastened by a elastic element on the rest position in direction thereof and coupled with a locking element, the locking element is on a release position when the dust collecting device is working mounted on the bracket, while closure of the cap of the dust room is inhibited on this position. In order to reduce material stress of the elastic element, the elastic element has free end supporting on wall of the housing, the free end is designed between the rest position and the work position and at least similar constant elasticity for prefastening thereof.
Description
Technical field
The present invention relates to a kind ofly as claim 1 dust catcher as described in the preamble, described dust catcher has the support that is used for the dust collect plant that can pack into.
Background technology
Existing dust catcher has the housing that has the dirt chamber on a kind of market, the dust collect plant of in described dirt chamber, can packing into, described dust collect plant is fixed by the support that supports movably between resting position and operating position, described support the operating position by the direction of a flexible member in resting position on pretension and with the coupling of locking element, described locking element is in an off-position when the rack-mount work of dust collect plant, can close at this position dirt chamber cap, and when filter mounting takes off, be in a locked position at dust collect plant, be prevented from closing of this position dirt chamber cap.Flexible member is designed to the bonding jumper made by spring steel and clamps the ground supporting between the support of dust catcher and housing.Support from resting position when move in the operating position, the elastic force pretension of the flexible member of packing into to continue to increase.The shortcoming of this prior art is, flexible member in the operating position with its maximum elastic force pretension.The operating position of this height pretension of flexible member not only exists when dust catcher work, and also remains unchanged when dust catcher does not use, because dust catcher preserves installing under dust collect plant and the state of cutting out the dirt chamber cap usually.If flexible member is not by a kind of metal material, but is made of plastics, then this situation is especially unfavorable.
Summary of the invention
Task of the present invention is, must reduce the material stress of flexible member.The material stress of flexible member especially should be realized by reducing maximum pretightning force.
Task according to the present invention solves thus by a kind of this type of dust catcher, flexible member has the free end on the arris section that is bearing in housing, described free end be designed to between resting position and operating position at least the elastic force of approximately constant be used for its pretension.By flexible member is not that two ends are fixed as prior art, but only the method for free end is fixed and had to an end, and can and support thereon between wall section free end, housing of flexible member at the free end of flexible member has change in location.Point of force application can be different at different backing positions thus.By selection to the suitable geometry of the wall section of the free end of flexible member and housing, can support between resting position and the operating position whole distance on adjust the coupling of continuous point of force application for the pretension of flexible member.
In the resting position of support, flexible member should preferably be located unstressedly.To obtain the minimum possible pretension state of flexible member by flexible member in the stressless layout of the resting position of support, from here on, described pretension continues to increase when move in the operating position at support.Realize that in the stressless location of the resting position of support flexible member does not exceed resting position towards the operating position pretension by flexible member in addition.
In a kind of preferred design of the present invention, flexible member has the springing stroke that stops on the end of stroke of support and housing in the operating position of support.Can reach by this end of stroke, support can not move and exceed the operating position.Stoped flexible member to bear the pretightning force that exceeds the operating position thus.End of stroke is used to prevent the overload and the damage of flexible member like this.
End of stroke can be made of at least one boss that is arranged on the confined planes on the support, that be parked in housing.When the boss of this support was parked on the confined planes of housing, all power that act in addition on the support can be delivered on the confined planes by boss, bear in addition and need not flexible member.
In a kind of preferred implementation of the present invention, constant near maintenance at least for elastic force when support is swung, the free end of flexible member has on the wall section of housing along the cam-shaped sliding surface that slides.By suitable selection, between the resting position of support and operating position, can adjust the spring characteristic curve of qualification to the profile of sliding surface.Can exert all one's strength and be directed in the flexible member controllably by changing point of force application and forced direction.This should preferably realize like this, will the spring force in flexible member adjusts to constantly near one at least, or at least just seldom changes.Also can set a kind of like this spring force curve under this has the framework of embodiment of spring characteristic curve of qualification, although it is not near constant, the corresponding dust catcher designer of energy is according to task predesignating for the spring force curve separately.
This replacement scheme preferred embodiment can be that the sliding surface of cam-shaped is not arranged on the free end of flexible member and is arranged on the wall section of housing.This moment, the free end of flexible member was preferably designed to for the approximate at least maintenance of elastic force when support swing is constant on the cam-shaped sliding surface on the wall section that is arranged on housing along slip.To this flexible program,, but on the wall section of housing, realize for the profile of the adjustment of spring pretension coupling is not a free end at flexible member.
Support can be rotated to support on the housing around axis of oscillation, and the flexible member of ligulate has the free end that links to each other with support.By the structure of flexible member ligulate, flexible member is designed to flexural spring.A kind of preferred embodiment in flexible member and support cost advantageously be designed to the moulding of integral type.If flexible member is made of plastics, advantageous particularly especially according to the embodiment of the present invention then.
Description of drawings
The present invention describes in detail by the embodiment among Fig. 1 to 4 below, shown in the figure:
Fig. 1 is the side view according to support of the present invention,
Fig. 2 be have be in resting position according to the dust catcher of the support of Fig. 1 sectional view by housing,
Fig. 3 is the sectional view according to Fig. 2, and support is in the position of boundary between resting position and operating position,
Fig. 4 is the sectional view according to Fig. 2, and support is in the operating position.
The specific embodiment
According to Fig. 1, a kind of support 1 according to the present invention is designed to the moulding of integral type.Support 1 has the basic configuration of U-shaped.First support arm 2 of U-shaped support 1 has long guide wall 3 and short guide wall 4.Grow guide wall 3 and lack guide wall 4 apart from one another by opening the distance parallel distribution in ground.Second support arm 5 of support 1 has long guide wall 6 and short guide wall 7.Second grows guide wall 6 and second lacks guide wall 7 apart from one another by the distance parallel distribution in ground.First support arm 2 with long guide wall 3 and short guide wall 4 is designed to have second support arm 5 of the second long guide wall 6 and the second short guide wall 7 about axis 8 mirror image symmetries relatively.First guide wall 3 and 4 has constituted the flange that is used for unshowned dust collect plant, the particularly fixing plug-in connector 9 of the filtration flange of bag dust filter with guide wall 6 and 7.First support arm 2 and second support arm 5 are fixing by the join domain 10 of a centre.That join domain 10 is designed to box-shaped and have a ribs 11.Ribs 11 right-angled intersections also terminate on the sidewall 12 of box-shaped join domain 10.On box-shaped join domain 10 moulding a flexible member 13.This flexible member 13 is arranged on the center of U-shaped support 1 and extends along axis 8.Flexible member 13 has an end of freely stretching out 14, and it extends beyond the swing moving axis neck line 15 of support 1.For the elastic movement freely of flexible member 13, separate from box-shaped join domain 10 by two breach 35 end of freely stretching out 14 of flexible member 13.On two sidewalls of facing 12 of box-shaped join domain 10 moulding swing axle journal 16.For the supporting of swinging of support 1 in a housing 18, in the rolling bearing 17 that the swing axle journal 16 of support 1 embeds on the housing 18 (Fig. 2).With the sidewall 12 rectangular directions of supporting swing axle journal 16, join domain 10 has other sidewall 20, two boss 19 of moulding on this sidewall.
Fig. 2 shows the partial cross section view of housing 18.Support 1 is installed in the rolling bearing 17 of housing 18 by its swing axle journal 16.In illustrated resting position, the sliding surface 21 of a cam-shaped of the end of freely stretching out 14 of flexible member 13 is attached on the wall section 22 of housing 18.This wall section 22 is molded on the sidewall 23 of housing 18, and described sidewall limits a dirt chamber 24.Second sidewall 25 on sidewall 23 opposites separates with one dirt chamber 24 with the blast chamber shown in the cross section 26.Second sidewall 25 has a suction hole 27, and the air of elimination dust can enter blast chamber 26 from dirt chamber 24 by it.On the opposite of blast chamber 26, sidewall 23 supports a dirt chamber cap 29 at hinge components 28 of each side moulding of the outside of dirt chamber 24 swingably at this above the hinge components.In the resting position of the support shown in Fig. 21, there is not dust collect plant to be installed on the support 1.For stoping dirt chamber cap 29 when not having dust collect plant, to be closed, on support 1 moulding a convex shoulder 30, hook a housing rib 31 of dirt chamber 29 on it.Support 1 has been set up the locking of dirt chamber cap 29 thus, and the dirt chamber cap can not be closed when having dust collect plant like this.
Fig. 3 shows support 1 and is in a boundary in according to the resting position of Fig. 2 with according to the position between the operating position of Fig. 4.The position of the support of swinging at this relative Fig. 21, the sliding surface 21 of cam-shaped has slided one section along the wall section 22 of housing 18.A restoring force affacts on the support 1 by flexible member 13, if there is not dust collect plant to be installed on the support 1, this power just attempts support 1 is gone back to resting position according to Fig. 2.When in support 1, dust collect plant being installed, because the extra gravity of dust collect plant makes support 1 from adjust to a position that turns in the resting position shown in Fig. 2, approximately position as shown in FIG. 3.In this position, dirt chamber cap 29 can be directed through convex shoulder 30, and support 1 does not constitute and locks and dirt chamber cap 29 can unhinderedly be closed like this.
After dirt chamber cap 29 was closed, support 1 had just turned to its operating position, as shown in FIG. 4.In this operating position, the regulation distance that the sliding surface 21 of the cam-shaped of flexible member 13 has slided maximum along wall section 22.Equally in this operating position, by the sliding surface 21 with the cam-shaped of flexible member 13 be attached on the wall section 22 and on support 1 pretightning force of effect, this power is attempted support 1 to the direction swing according to the resting position of Fig. 2.By this pretightning force the air intake duct 32 of the relative dirt chamber cap 29 in the further aeroseal of the dust collect plant that is installed on the support 1 ground is compressed.Reached the end of stroke of support 1 in the operating position shown in Fig. 4, and boss 19 is attached on the confined planes 33 of housing 18.
Claims (8)
1. the dust catcher that has housing (18), described housing has dirt chamber (24), the dust collect plant of in described dirt chamber, can packing into, described dust collect plant is by the support (1) of supporting is fixing movably between resting position and operating position, described support resting position by the direction of flexible member (13) in resting position on pretension and be coupled with locking element, described locking element is installed at dust collect plant and is in the off-position when working in the support (1), can close at this position dirt chamber cap (29), and be in locked position when taking off from support (1) at dust collect plant, be prevented from closing of this position dirt chamber cap, it is characterized in that, described flexible member (13) has the free end (14) on the wall section (22) that is bearing in housing (18), described free end be designed to between resting position and operating position at least the elastic force of approximately constant be used for its pretension.
2. dust catcher according to claim 1 is characterized in that, described flexible member (13) is to locate in resting position unstressedly.
3. dust catcher according to claim 1 and 2 is characterized in that, described flexible member (13) has the springing stroke that stops on the end of stroke of support (1) and housing (18) in the operating position of support (1).
4. dust catcher according to claim 3 is characterized in that, described end of stroke can be made of at least one boss that is arranged on the confined planes on the support (1), that be parked in housing (18).
5. according to each described dust catcher in the claim 1 to 2, it is characterized in that, constant near maintenance at least for elastic force when support (1) is swung, the wall section (22) that the free end (14) of flexible member (13) has at housing (18) goes up along the cam-shaped sliding surface (21) that slides.
6. according to each described dust catcher in the claim 1 to 2, it is characterized in that cam-shaped sliding surface (21) on the wall section (22) that is arranged on housing (18) slides the free end (14) of described flexible member (13) for the approximate at least maintenance of elastic force when support (1) is swung is constant.
7. dust catcher according to claim 5 is characterized in that, described support (1) can be rotated to support on the housing (18) around axis of oscillation (15), and the flexible member of ligulate (13) has the anchor portion that links to each other with support (1).
8. according to each described dust catcher in the claim 1 to 2, it is characterized in that described flexible member (13) and support (1) are the mouldings of integral type.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004040981.1 | 2004-08-24 | ||
| DE200410040981 DE102004040981A1 (en) | 2004-08-24 | 2004-08-24 | Filtersprerre with molded spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101005785A CN101005785A (en) | 2007-07-25 |
| CN100536746C true CN100536746C (en) | 2009-09-09 |
Family
ID=35159793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800286559A Expired - Fee Related CN100536746C (en) | 2004-08-24 | 2005-08-02 | Filter stop with a molded-on spring |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1784108B1 (en) |
| CN (1) | CN100536746C (en) |
| DE (1) | DE102004040981A1 (en) |
| ES (1) | ES2392980T3 (en) |
| WO (1) | WO2006021482A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008021789B4 (en) | 2008-04-30 | 2012-08-16 | Miele & Cie. Kg | Vacuum cleaner with a dust collecting chamber that can be closed by a lid |
| CN101596086B (en) * | 2008-06-06 | 2013-01-23 | 乐金电子(天津)电器有限公司 | Cloth bag frame with dust collecting bag capable of being popped automatically |
| CN101596085B (en) * | 2008-06-06 | 2012-10-03 | 乐金电子(天津)电器有限公司 | Exhaust gas filter of dust collector |
| DE102009055295A1 (en) | 2009-12-23 | 2011-06-30 | BSH Bosch und Siemens Hausgeräte GmbH, 81739 | Vacuum cleaner, has holder made to contact housing part in supporting point with contact point in locking position, and another housing part closed during contact of holder and former housing part in supporting position |
| KR101990832B1 (en) | 2013-06-11 | 2019-06-19 | 삼성전자주식회사 | Dust separating apparatus and vacuum cleaner having the same |
| FR3026630B1 (en) * | 2014-10-06 | 2016-12-02 | Seb Sa | RETURN SPRING FOR MOBILE VACUUM PART |
| DE102015121733B4 (en) * | 2015-12-14 | 2022-04-28 | Vorwerk & Co. Interholding Gmbh | Household appliance, in particular attachment for a vacuum cleaner |
| CN109908669A (en) * | 2019-03-18 | 2019-06-21 | 安徽中研理工仪器设备有限公司 | A kind of high leakproofness dedusting head assembly |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1628703B2 (en) * | 1967-09-05 | 1973-06-07 | Licentia Patent Verwaltungs GmbH, 6000 Frankfurt | ARRANGEMENT FOR HOLDING AND SEALING A DUST BAG IN A VACUUM CLEANER |
| DE3027913C2 (en) * | 1980-07-23 | 1983-10-13 | Siemens AG, 1000 Berlin und 8000 München | Vacuum cleaner with a dust compartment that can be closed by a cover |
| JPH02136116A (en) * | 1988-11-18 | 1990-05-24 | Matsushita Electric Ind Co Ltd | Electric vacuum cleaner |
| DE29623796U1 (en) * | 1996-10-31 | 1999-12-30 | Aeg Hausgeraete Gmbh | Floor cleaning device |
| DE10138752C1 (en) * | 2001-08-07 | 2003-01-16 | Aeg Hausgeraete Gmbh | Vacuum cleaner dust bag reception device has dust bag holder raised automatically when cover for dust bag space is opened |
-
2004
- 2004-08-24 DE DE200410040981 patent/DE102004040981A1/en not_active Withdrawn
-
2005
- 2005-08-02 ES ES05771974T patent/ES2392980T3/en active Active
- 2005-08-02 WO PCT/EP2005/053772 patent/WO2006021482A1/en active Application Filing
- 2005-08-02 EP EP05771974A patent/EP1784108B1/en not_active Not-in-force
- 2005-08-02 CN CNB2005800286559A patent/CN100536746C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ES2392980T3 (en) | 2012-12-17 |
| EP1784108A1 (en) | 2007-05-16 |
| CN101005785A (en) | 2007-07-25 |
| WO2006021482A1 (en) | 2006-03-02 |
| DE102004040981A1 (en) | 2006-03-02 |
| EP1784108B1 (en) | 2012-10-10 |
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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 | ||
| C56 | Change in the name or address of the patentee |
Owner name: BSH HOME APPLIANCES CO., LTD. Free format text: FORMER NAME: BOSCH-SIEMENS HAUSGERATE GMBH |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Munich, Germany Patentee after: BSH Household Electrical Appliance Co., Ltd Address before: Munich, Germany Patentee before: Bosch-Siemens Hausgerate Gmbh |
|
| 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: 20090909 Termination date: 20190802 |