CN102327099B - Dust collector suction pipe - Google Patents
Dust collector suction pipe Download PDFInfo
- Publication number
- CN102327099B CN102327099B CN201110184580.0A CN201110184580A CN102327099B CN 102327099 B CN102327099 B CN 102327099B CN 201110184580 A CN201110184580 A CN 201110184580A CN 102327099 B CN102327099 B CN 102327099B
- Authority
- CN
- China
- Prior art keywords
- suction pipe
- dust collector
- collector suction
- connector
- seal
- 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.)
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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
- A47L9/24—Hoses or pipes; Hose or pipe couplings
-
- 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
- A47L9/24—Hoses or pipes; Hose or pipe couplings
- A47L9/242—Hose or pipe couplings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Vacuum Cleaner (AREA)
Abstract
The present invention relates to a kind of dust collector suction pipe, it comprises an accommodation position be arranged on its axial end portion, arrange in position, described accommodation section one at least in partial sleeves shape set part, described part of setting comprises an operating grip, this handle matches with a lock body and acts on, and described dust collector suction pipe comprises a connector, as handle or suction attachment, this connector is arranged on sets part inside, and connector is anchored on dust collector suction pipe by being embedded in a space by described lock body.According to the present invention's regulation, set part and comprise an annular seal, the seal circumferentially abuts on the surface of dust collector suction pipe whole with being closed in gap.
Description
Technical field
The present invention relates to a kind of dust collector suction pipe, it comprises an accommodation position be arranged on its axial end portion, arrange in position, described accommodation section one at least in partial sleeves shape set part, described part of setting comprises an operating grip, this handle matches with a lock body and acts on, and described dust collector suction pipe comprises a connector, as handle or suction attachment, this connector is arranged on sets part inside, and connector is anchored on dust collector suction pipe by being embedded in a space by described lock body.
Background technology
In DE102007039810A, disclose some dust collector suction pipes, these dust collector suction pipes axially end all have accommodation position, are used for handle on the one hand, are used for suction attachment on the other hand as floor suction attachment or cushion suction attachment.Usually at least widen relative to remaining pipe diameter for the accommodation position of handle.This pipe box has a space widening in region.What in this space, pushed a guide shape sets part, arranges a maintenance protuberance for control crank of guide sleeve in the space of pipe box.
Guide sleeve is for holding and keep a handle be fixed on suction hose.This handle has at least one location indentations, and lock body is engaging-in in this location indentations.This lock body is remained in location indentations by control crank, and is anchored on by handle in the accommodation position of dust collector suction pipe.In order to unclamp handle, control crank can be moved to one and go in latched position.Go in latched position at this, eliminate the coordinative role of the grappling of lock body and location indentations.
Not have some solutions in the prior art had good grounds in the literature yet, in these schemes, all there is no the wide diameter portion of dust collector suction pipe and/or set part to be placed on the outer periphery on dust collector suction pipe.
The energy efficiency day by day increased also is comprised to the requirement of household electrical appliance.Therefore, with regard to dust catcher, its target is: when reducing power consumption, still can reach identical or better dust collection efficiency.
Summary of the invention
Task of the present invention is to provide a kind of dust collector suction pipe, so as to improving dust collection efficiency.
This task utilizes solving of the dust collector suction pipe of the feature of described feature, the particularly characteristic had in claim 1, set part accordingly and comprise an annular seal, the seal gap is closed (splatschlie β end) circumferentially whole
abut on the surface of dust collector suction pipe.
The present invention utilizes following viewpoint: reduce the leakage current the join domain from dust collector suction pipe to connector, can significantly improve dust collection efficiency.At this, suction pipe and set between part close gap seal approach due to occur material tolerance so have a very big significance.
Form of implementation setting of the present invention: set part with a sleeve segment and be arranged on dust collector suction pipe inside with this sleeve segment, the end regions of this sleeve segment in it occupies vertically carries the seal of described annular, the seal of described annular abuts on an inner surface of dust collector suction pipe.
First the special advantage of this form of implementation is: this sleeve segment is one and thus ensure that dust collector suction pipe and set good being sealed and matched between part for the identical bearing of the shape of seal.Another advantage is then caused by following reason: the handle that application has slightly tapered outline usually makes to strengthen the sealing function between suction pipe and sleeve segment by means of the mild dilation of sleeve segment.
Seal is installed easily and remains on well to set on part, ensured by following measure: the end regions in the residence of sleeve segment has a locator protrusions portion, this locator protrusions portion is embedded in a location indentations on seal to arrange the seal of described annular.
Another form of implementation setting of the present invention: the end regions of annular seal in it occupies vertically forms a sealing flange, and sealing flange is on the whole inner surface circumferentially abutting in dust collector suction pipe and abut on an outer surface of connector.
Sealing flange not only avoid is setting the leakage current between part and suction pipe, and comprises and avoid setting issuable leakage current between part and connector.This layout on end face in occupying can realize following object: same seal not only can be used for the sealing to suction pipe, and can be used for the sealing to connector.
Can abandon the pyramidal structure form being embedded in the connector held in position, this pyramidal structure form is also selected in order to sealing function.Set just can to avoid between part and connector causing because of pyramidal structure form, be unfavorable for the clamping phenomenon that operates.
The sealing flange be arranged on the end face of the sleeve segment of setting part is pressed against on the inner surface of dust collector suction pipe consumingly by the connector of imprisonment, thus is improved sealing function.
Still may wish to accomplish when the high-quality that tolerance is little manufactures especially: utilize seal to determine push-on force and the pullout forces of connector accurately.A particularly preferred form of implementation of the present invention can realize above-mentioned purpose, the feature of this form of implementation is: sealing flange utilizes one be introduced in the cannelure in its end face vertically and be divided into two parts, and gap abuts on the inner surface of dust collector suction pipe with closing by the sealing lip outside a residence so formed; Gap abuts on the outer surface of connector by the sealing lip in a residence so formed with closing.
This form of implementation makes it possible to as each sealing lip configures self a bias voltage, and sealing lip utilizes this bias voltage to abut on the inner surface of suction pipe, or abuts on the outer surface of connector.
Accompanying drawing explanation
The explanation done with regard to an embodiment with reference to the accompanying drawings contributes to the understanding of the present invention.Accompanying drawing represents:
Fig. 1 dust collector suction pipe waits axle Local map together with arrangement handle thereon;
The axial cross section of dust collector suction pipe shown in Fig. 2 Fig. 1;
The figure such as axle such as grade setting part of Fig. 3 sleeve-shaped;
The axial cross section of setting part shown in Fig. 4 Fig. 3;
The figure such as axle such as grade of Fig. 5 sealing ring;
The axial cross section of sealing ring shown in Fig. 6 Fig. 5.
Detailed description of the invention
In the accompanying drawings, the device be made up of dust collector suction pipe and connector represents with Reference numeral 10 generally.
In FIG, first device 10 comprises a dust collector suction pipe 11, and one of this suction pipe end section adjacent with handle 12 is only shown.Handle 12 does not also illustrate completely, and local is only shown.
Handle 12 represents the connector can considered in the sense of the present invention.Refer to some parts like this as connector, these parts can be placed on the end regions of dust collector suction pipe 12.At this, except handle 12, it is also conceivable to various different suction attachment as floor suction attachment, bed course suction attachment etc.Even if be configured to multi-piece type dust collector suction pipe 11 (its such as plug kayser each other by two or the pipeline section that can mutually telescopically arrange form) in, also can trace back to above-mentioned definition to the understanding of attaching parts.According to the present invention, one of them referring on the dust collector suction pipe of multi-piece type of neither one connector can be placed in the pipeline section on another pipeline section.
Dust collector suction pipe 11 axially on end configuration one hold position 13, this accommodation position is widened relative to remaining pipe diameter.Set part 14 at this accommodation position internal support, this is set part and is pushed into suction pipe and widens (referring to Fig. 2) in position.In FIG, the rosette 15 covered by the end regions of dust collector suction pipe of setting part 14 can only be seen.
One is arranged on, preference card is buckled in the operating grip 16 of setting on part 14 and also illustrates in FIG.Operating grip 16 comprises a cover portions 17, and this cover portions forms a bearing for a securing rod 18 in inside.
A guide groove 19 of dust collector suction pipe 11 is also shown in FIG.Here shown dust collector suction pipe 11 can stretch, so this guide groove 19 is used as the anti-torsion measure of the pipe fitting for a corresponding telescopically supporting.
Fig. 2 represents an axial cross section of the device 10 shown in Fig. 1.This axial cross section illustrates to be placed in hold sets part 14 in position 13.A pipe space 20 is also shown in the drawings, and this pipe space is for holding a maintenance jut 21 of setting part 14.Keep jut arranges cover portions 17 at this, this cover portions cooperatively forms the support section 22 of a bearing for securing rod 18 with keeping jut 21.Securing rod 18 is can be pivotal around this support section 22.
In addition, securing rod 18 has a retention tab portion 23, and this retention tab portion is supported in the top of the through hole 24 of setting part 14.
Unshowned is in the drawings a lock body being arranged on the terminal part section side of handle 12 below retention tab portion 23.This lock body is embedded into by spring loads sets in the through hole 24 of part 14, and is reliably remained in the accommodation position 13 of dust collector suction pipe 11 by handle 12 (it is locked in and sets in part 14).
In order to unclamp handle, a pressure must be applied to the acting surface 25 of securing rod 18 by P in the direction of the arrow.Securing rod 18 P revolution in the direction of the arrow, retention tab portion 23 enters through hole 24.Thus, retention tab portion 23 moves not shown lock body, and this lock body is extruded from through hole 24, and it is squeezed into the inside of described handle section.Not shown lock body no longer with set part 14 and be halved together and can remove from holding position 13.
Set part 14 and form a gathering sill 27 in its mouth area 26 towards handle 12.Handle is inserted into set in part 14 time, the lock body of giving prominence on the outer periphery from the stub area of handle 12 just extend into gathering sill 27.A guide ramp 28 is adjacent with gathering sill 27.When pushing handle 12, lock body is advanced towards guide ramp, and along guide ramp slippage, and be pushed in the terminal part section of handle 12, until reach the level of the outer peripheral face of handle 12.Only when arriving through hole 24, lock body is just back snapped into the position of its shell surface projection relative to handle, and is locked in and sets in part 14.In order to ensure that not shown lock body is alignd relative to through hole 24, the terminal part section of handle 12 is configured with a guiding projection 29, after this guiding projection is placed in lock body vertically.In order to the reliable alignment of through hole 24 and lock body, at the end of pushing motion, this guiding projection extend in gathering sill 27.
Fig. 3 represents the same axonometric drawing of setting part 14.As shown in Figure 3, set part 14 and be designed to set sleeve, this is set sleeve and keeps jut 21 to be pushed forward in accommodation position 13 with it.
Keep jut 21 itself be one roughly in the structure of well shape, be furnished with the cross wall 31 that two parallel vertically sidewalls 30 are that axially thicken with, lower diametrically relative to sidewall.Cross wall 31 forms the support section 22 of a bearing shell 32 and securing rod 18 up.After through hole 24 is arranged on vertically and keeps jut 21.The end of the jut 21 of maintenance dorsad of setting part 14 there is a rosette 15, between the inner surface and the outer surface of setting part 14 of this rosette, forms the groove 33 that accommodates dust collector suction pipe 11 terminal part section.Seal around sealing ring 34 shape arranges above and is nested with setting on part 14 along pushing direction.
Fig. 4 represents the axial cross section of setting part 14.As can be seen from the figure: this set part by sealing ring 34 from side overlap, sealing flange 35 abut in set part 14 side on.Set part and be formed with the detent mechanism stretched out from outer surface at it along pushing on that rank forefront in direction, circumferentially surrounded interlocking outside by sealing ring 34 end regions, its preferably around the shape of locating flange 36.
Sectional view as sealing ring 34 as shown in from Fig. 6 can be found out, the inner peripheral surface of sealing circle is furnished with a locating slot 37.From side by sealing ring 34 pushing sleeve to when setting on part 14, the locating flange 36 of setting on part is just embedded in the locating slot 37 on sealing ring.Like this, sealing ring 34 is just reliably maintained at and sets on part 14.
As illustrated in Figures 5 and 6, sealing flange 35 designs have specific formation.In end face side, a whole axial gap groove 38 circumferentially introduced at sealing flange 35 can be found out.This gap groove sealing flange is divided into one occupy outside the first sealing lip 39 for the second sealing lip 40 in (see Fig. 2) on the inner surface 41 abutting in dust collector suction pipe and a residence on the outer surface 42 abutting in handle 12 (see Fig. 2).
With its sealing lip 39 and 40, therefore sealing flange 35 ensure that the gapless of dust collector suction pipe 11 and handle 12 is arranged, thus avoid the leakage current dust collection efficiency of dust catcher being played to negative effect.
List of numerals
10 devices be made up of dust collector suction pipe and handle
11 dust collector suction pipes
12 handles
The accommodation position of 1311
14 set part
15 rosettes
16 operating grips
17 cover portions
18 securing rods
19 guide grooves
20 pipe spaces
21 keep jut
The support section of 2218
23 retention tab portions
24 through holes
The acting surface of 2518
The mouth area of 2614
27 gathering sills
28 guide ramp
29 guiding projections
The sidewall of 3021
31 cross walls
32 bearing shells
33 grooves
34 sealing rings
The sealing flange of 3534
36 locating flanges
37 locating slots
38 gap grooves
The first sealing lip outside 39 residences
The second sealing lip in 40 residences
The inner surface of 4111
The outer surface of 4212
P direction
Claims (3)
1. dust collector suction pipe, it comprises an accommodation position be arranged on its axial end portion, arrange in position, described accommodation section one at least in partial sleeves shape set part, described part of setting comprises an operating grip, this operating grip matches with a lock body and acts on, and described dust collector suction pipe comprises a connector, as handle or suction attachment, this connector is arranged on sets part inside, connector is anchored on dust collector suction pipe by being embedded in a space by described lock body, it is characterized in that, setting part with a sleeve segment is arranged on dust collector suction pipe inside with this sleeve segment, the end regions of this sleeve segment in it occupies vertically carries an annular seal, the seal of the described annular end regions in it occupies vertically forms a sealing flange, ground is closed and on the whole inner surface circumferentially abutting in dust collector suction pipe and abut on an outer surface of connector in gap by sealing flange, sealing flange seals relative to connector with relative to dust collector suction pipe.
2., by dust collector suction pipe according to claim 1, it is characterized in that, the end regions of sleeve segment has a locator protrusions portion, and this locator protrusions portion is embedded in a location indentations on the seal of described annular to arrange the seal of described annular.
3. by dust collector suction pipe according to claim 1, it is characterized in that, sealing flange utilizes one be incorporated into the cannelure in its end face vertically and be divided into two parts, wherein, gap then abuts on the outer surface of connector by the sealing lip on the inner surface that gap is abutted in dust collector suction pipe by the sealing lip outside a residence so formed with closing and in a residence so formed with closing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010027090.3 | 2010-07-13 | ||
| DE102010027090A DE102010027090B3 (en) | 2010-07-13 | 2010-07-13 | Vacuum cleaner suction pipe, has sealing ring forming sealing bead at front region of sleeve portion, where sealing bead rests at inner surface of pipe and at outer surface of connection component in complete gap-sealing manner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102327099A CN102327099A (en) | 2012-01-25 |
| CN102327099B true CN102327099B (en) | 2015-12-02 |
Family
ID=44859925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110184580.0A Active CN102327099B (en) | 2010-07-13 | 2011-07-01 | Dust collector suction pipe |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR20120006939A (en) |
| CN (1) | CN102327099B (en) |
| DE (1) | DE102010027090B3 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107233050B (en) * | 2017-08-08 | 2022-12-06 | 苏州欧圣电气股份有限公司 | Connecting assembly for dust collector and dust collector |
| CN111888561B (en) * | 2020-05-28 | 2021-12-21 | 青岛大学附属医院 | Apparatus for cleaning intestinal tract before enteroscopy in gastroenterology |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2245953Y (en) * | 1995-09-07 | 1997-01-29 | 苏州工业园区娄葑帕雷米电器厂 | Extension long connecting tube of dust collector |
| CN1175891A (en) * | 1995-10-30 | 1998-03-11 | 菲利浦电子有限公司 | Vacuum-cleaner-hose assembly having swivel bend and vacuum cleaner comprising such assembly |
| CN1287822A (en) * | 1999-09-15 | 2001-03-21 | 金纹石 | Vacuum suction cleaner hose having sealing structure on connection parts |
| CN1449716A (en) * | 2002-04-11 | 2003-10-22 | 李周翰 | Seal structure for hose connector of vacuum cleaner |
| CN101357053A (en) * | 2007-08-02 | 2009-02-04 | 特鲁普拉斯特艺术有限公司 | Handle on vacuum cleaner hose |
| DE102007039810A1 (en) * | 2007-08-23 | 2009-02-26 | Roxxan Gmbh | Plug-in vacuum cleaner hose arrangement for detachably connecting two hose parts, has hose axial guiding groove formed at side of socket, and latching cams are engaged in groove to prevent relative rotation of hoses |
-
2010
- 2010-07-13 DE DE102010027090A patent/DE102010027090B3/en active Active
-
2011
- 2011-07-01 CN CN201110184580.0A patent/CN102327099B/en active Active
- 2011-07-12 KR KR1020110068934A patent/KR20120006939A/en not_active Application Discontinuation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2245953Y (en) * | 1995-09-07 | 1997-01-29 | 苏州工业园区娄葑帕雷米电器厂 | Extension long connecting tube of dust collector |
| CN1175891A (en) * | 1995-10-30 | 1998-03-11 | 菲利浦电子有限公司 | Vacuum-cleaner-hose assembly having swivel bend and vacuum cleaner comprising such assembly |
| CN1287822A (en) * | 1999-09-15 | 2001-03-21 | 金纹石 | Vacuum suction cleaner hose having sealing structure on connection parts |
| CN1449716A (en) * | 2002-04-11 | 2003-10-22 | 李周翰 | Seal structure for hose connector of vacuum cleaner |
| CN101357053A (en) * | 2007-08-02 | 2009-02-04 | 特鲁普拉斯特艺术有限公司 | Handle on vacuum cleaner hose |
| DE102007039810A1 (en) * | 2007-08-23 | 2009-02-26 | Roxxan Gmbh | Plug-in vacuum cleaner hose arrangement for detachably connecting two hose parts, has hose axial guiding groove formed at side of socket, and latching cams are engaged in groove to prevent relative rotation of hoses |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20120006939A (en) | 2012-01-19 |
| CN102327099A (en) | 2012-01-25 |
| DE102010027090B3 (en) | 2011-11-17 |
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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 | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211228 Address after: No. 699, Changjiang Road, high tech Zone, Suzhou, Jiangsu Patentee after: SUZHOU EULOGY ELECTRICAL APPLIANCE Co.,Ltd. Address before: Remscheid, Germany Patentee before: Rock hill GmbH |
|
| TR01 | Transfer of patent right |