CN109199230A - Smooth earth cleaner suction nozzle - Google Patents
Smooth earth cleaner suction nozzle Download PDFInfo
- Publication number
- CN109199230A CN109199230A CN201810733478.3A CN201810733478A CN109199230A CN 109199230 A CN109199230 A CN 109199230A CN 201810733478 A CN201810733478 A CN 201810733478A CN 109199230 A CN109199230 A CN 109199230A
- Authority
- CN
- China
- Prior art keywords
- suction nozzle
- smooth earth
- cleaner suction
- sealing strip
- sucking
- 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.)
- Granted
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- 238000007789 sealing Methods 0.000 claims abstract description 77
- 239000004033 plastic Substances 0.000 claims abstract description 12
- 229920003023 plastic Polymers 0.000 claims abstract description 12
- 238000000465 moulding Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000011218 segmentation Effects 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 13
- 239000000428 dust Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000009408 flooring Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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
- A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
- A47L9/0606—Nozzles with fixed, e.g. adjustably fixed brushes or the like rigidly anchored brushes, combs, lips or pads
- A47L9/0626—Rigidly anchored lips, e.g. nozzles adapted for picking up liquids
-
- 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
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4036—Parts or details of the surface treating tools
- A47L11/4044—Vacuuming or pick-up tools; Squeegees
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The present invention relates to a kind of smooth earth cleaner suction nozzles, it includes nozzle body (1) and the downward open sucking space (2) in the middle formation of nozzle body (1), wherein, sucking space (2) along operative orientation (x) by antetheca (3) and rear wall (4) and be connected on wall (3,4) have it is flexible made of plastics and segmentation sealing strip (5) and transversely (y) pass through side wall (9) restriction.Nozzle body (1) has the suction passage (10) being passed through in sucking space (2), for exporting sucking air stream.The support component (12) extended downwardly more than antetheca (3) and rear wall (4) is respectively set in the region of two side walls (9), wherein, sealing strip (5) is more than that support component (12) are extended downwardly in linear directional.The successively successive section (9) of sealing strip (5) is closely adjacent to each other in the state of not power directly or by with the gap less than 1mm width.
Description
Technical field
The present invention relates to a kind of smooth earth cleaner suction nozzles comprising nozzle body and is formed in nozzle body downward spacious
The sucking space opened.
Background technique
The present invention is from smooth earth cleaner suction nozzle, as it illustrates for example in EP2937029B1.It is this
Smooth earth cleaner suction nozzle has simply to be constructed and can manufacture at low cost very much.
Although in practice it is also known that general or switchable cleaner suction nozzle, smooth earth dust suction according to the invention
Device suction nozzle should be only in smooth or hard floor covering such as mattess, PVC facings, ceramic tile, flooring wood, laminate
Or the like on use and optimize.Accordingly, smooth earth cleaner suction nozzle is often also as other attachment together with dust suction
Device is together sold and in the supplement for being used as general cleaner suction nozzle or for the Improvement of textile floor surface layer
The supplement of cleaner suction nozzle.
According to known design, within the scope of this invention, smooth earth cleaner suction nozzle can also be in simple structure
It is formed.Especially, nozzle body can be configured to the moulding of single type in a known way.
Also to consider in the case where smooth earth, smooth earth be not completely flat and in mutual comparison be not
It is accurately identical.Such as set jointed laminate, parquet, tile floor and corridor ground and be also referred to as smooth earth, and
Such as the ground PVC or other plastic floors be often it is completely flat and seamless.
Different special requirement are obtained also for different smooth earths in this context.Completely flat, jointless
It must assure that in smooth earth, sucking air can sufficiently enter in suction nozzle, because otherwise dirt particle can not effectively be led
Out.In this case it should be noted that sucking power is obtained by the product of pressure difference and sucking volume of air flow.Effective cleaning is just
It is to be realized in following situation: upper on suction inlet edge or on the downside of cleaner suction nozzle to there is pressure relevant for sucking effect
Power is poor and additionally there is the air-flow that dirt particle can be taken away and be transported together.
In contrast, in having jointed smooth earth, sucking air can also enter with being increased by seam,
In, it is expected sealing as good as possible, often exactly outside seam to maximize sucking air stream and the stream in seam
Dynamic speed is especially important for good cleaning in the case that this is exactly the deep seam between plank or the like.
Finally, smooth earth cleaner suction nozzle also should to a certain extent for pollutant such as hair, small stone or its
He can penetrate thick dirt particle, therefore these pollutants will not be pushed away when sucking cleaning in front of smooth earth cleaner suction nozzle
It is dynamic.
According to EP2937029B1, the group of different feature and parameter is set in similar smooth earth cleaner suction nozzle
It closes, provides good intake performance so as in the case where the relatively small electric power consumption in air exhauster.In order to examine
Dry fine dirt particle can also be received well in the case where considering foregoing description boundary condition, sealing in front thus
It limits on element for the available total cross-section that flows.However in terms of being exactly the cleaning for having jointed smooth earth
Strive for reaching also further improving for intake performance.
A kind of cleaner suction nozzle with coarse fodder sealing lip as known to DE102014114030A1, one side are empty along sucking
The flow direction of air-flow is tilting, so as to more easily move through dirt particle and receive dirt particle, and is another
On the one hand vertical slit can also be equipped with.By vertical slit, the sealing lip or flexible sealing strip formed by plastics has
The section individually lifted when moving through thick dirt particle.It furthermore may insure outside this section lifted good close
Envelope.However exactly dangerous in the non-jointed floor covering being completely smooth: cleaner suction nozzle is sucked.Such quilt
The reduction on the one hand leading to undesirably high sliding force and on the other hand causing to suck air stream is sucked, to then may
It will not realize the cleaning effect for making one satisfied.
According to DE102014116280A1, the flexible sealing strip of front can be segmented, wherein after each section is by being in
The contact pin in face supports, in order to stabilize the section, and intermediary element can be deformed relatively easily.Entire cleaner suction nozzle is on ground
Support on face is carried out by bristle, and the bristle extends laterally and on the back side of cleaner suction nozzle.
Including the cleaner suction nozzle of flexible sealing strip as known to US4190924 and US2005/0066471A1, wherein institute
Sealing strip is stated to be segmented by the recess of V-arrangement.Limited sealing is only realized by the recess of V-arrangement, wherein sucking air always can be with
Entered by recess.According to US2005/0066471A1, recess also can be realized the bending of entire cleaner suction nozzle, however described
At this moment cleaner suction nozzle is no longer appropriate for and is arranged for cleaning smooth earth.
The sucking burnisher of sealing strip with segmentation is by DE102004005144A1 and DE102014100004A1
It is known, wherein these sucking cleaning devices are respectively provided with the brush of rotation, so as to realize reverse function or to textile floor face
Effective cleaning of layer.
The dust catcher of liquid is received to inhale finally, being also able to achieve as known to US2014/0130295A1 and US7617564B2
Mouth.In order to receive liquid, relatively good sealing is necessary on downside, therefore flexible sealing strip made of plastics is arranged,
The sealing strip is linearly closed along its length, however has zigzag profile on its front side.When flexible sealing strip is being inhaled
When entering slant setting when running, then channel is formed by the saw-toothed shape of sealing strip on its front side, it can by the channel
With the liquid receiving sucking air or being sucked.
Summary of the invention
Under the background of known, the task of the present invention is provide a kind of smooth earth cleaner suction nozzle, the light
Sliding floor suction device suction nozzle is suitable for different smooth earths and especially also can be realized to the seam of smooth earth
Effectively cleaning, even if the seam is relatively deep.
The solution of subject of the present invention and the task is that smooth earth dust catcher described in accordance with the claim 1 is inhaled
Mouth.
The present invention is thus related to a kind of smooth earth cleaner suction nozzle comprising nozzle body and formed in nozzle body to
Under open sucking space, wherein the sucking space on the one hand along operative orientation by the antetheca of nozzle body and rear wall and
The flexible sealing strip being made of plastics being connected on these walls is limited and is on the other hand transversely limited by side wall,
In, nozzle body has the suction passage for being passed through sucking space, to pass through the sucking air stream for sucking space inflow for exporting,
In, the support component extended downwardly more than antetheca and rear wall is respectively set in the region of two side walls, wherein sealing element exists
Support component is extended over when linear directional, wherein sealing strip is transversely segmented by notch respectively, and sealing strip is each other
Successive section is in the state of not power in the case where not constituting gap or by with small on its free lower end
It is directly closely adjacent to each other in the gap of 1mm width.
Smooth earth cleaner suction nozzle of the present invention because of a kind of simple designs of the displosure, the smooth earth cleaner suction nozzle base
In multiple features coordinated with each other combination and have particularly good intake performance.
According to the prior art in view of on the one hand completely flat jointless in known smooth earth cleaner suction nozzle
Smooth earth and the cleaning on the other hand setting jointed smooth earth must be sought in terms of the leakproofness of flexible sealing strip
Compromise, and smooth earth cleaner suction nozzle according to the invention can adapt to different requirements in a particularly advantageous manner.
It is according to the invention important in a first aspect, simple designs itself dust catcher smooth earth suction nozzle limit it is downward
Support component is equipped in the region of the two side walls in open sucking space.The support component setting is for using glossily
Smooth earth cleaner suction nozzle is supported when the cleaner suction nozzle of face downwards.
When smooth earth cleaner suction nozzle be not placed on ground and sealing strip then linearly orientation or will be linearly
When orientation, then sealing strip is extended downwardly more than support component.This causes, when nozzle body is placed into flat ground using support component
When upper, deformed in sealing strip setting to flat ground and in a predetermined manner.But it is also kept away by the support by support component
Exempt from: smooth earth cleaner suction nozzle due to its weight, the sliding force of application or due to being sucked to sink on the ground and further,
To obtain scheduled geometry when at least straight horizontal orients in middle position in nozzle body.
Good sealing may be implemented by the interaction of flexible sealing strip and support component, wherein also by side wall
Flow into sucking air only can limitedly laterally.Particularly preferably, support component is small and example relative to exceeding for side wall
Such as it may be between 1mm and 5mm.
Although the flexible sealing strip being made of plastics is segmented within the scope of this invention, sealing will not be thus by significant shadow
It rings, because the successively successive section of sealing strip is not constituting gap on its free lower end in the state of not power
In the case of by with being directly closely adjacent to each other less than the gap of 1mm width.When flexible sealing strip is not cut into having material loss
When, such as the gap width for being less than 1mm, especially less than 0.5mm may be implemented.It is described in the range of this design scheme
Section can also be contacted directly in the state of not power.
By the segmentation of sealing strip, each section can be lifted relatively easily.When for example moving through thick dirt or class
When like object, corresponding section can be lifted.The dirt is then effectively received by smooth earth cleaner suction nozzle and soft
Property sealing strip in front of pushed.
Even if the segmentation for the flexible sealing strip being made of plastics is for reality in completely flat, jointless smooth earth
Existing good intake performance is important.It is dangerous in principle in completely flat, jointless smooth earth: due to effective
Sealing sucking air not sufficiently flow into so as to effectively receive and transport dirt particle.
Herein it should be noted that sucking power is finally the product of the volume flow of pressure difference and sucking air.Pass through flexible sealing
The segmentation of item may be implemented: with the increase of negative pressure, each section can also generally or at least be lifted on its angle, to allow
Air is sucked to flow into.That is, it can be provided within the scope of this invention by flexible, segmentation the sealing strip being made of plastics
A kind of valve function.Before (although good seal itself) sucking air stream interrupts or is too small, the flexible sealing that is made of plastics
Item is opened, and then then sucking air can flow with increasing.To consider herein, in smooth earth cleaner suction nozzle along work side
To forward stroke in, at least front flexible sealing strip on its free lower end towards sucking space be directed toward and therefore
It can be lifted by negative pressure.
Under negative pressure, not only each section generally can be lifted slightly in this way or the shape in the region of interruption
At opening.To be two effects with identical degree facilitate the valve function or valve function be based primarily upon in two effects one
It is a, it is substantially dependent on the flexibility of sealing strip and the height of sealing strip, wherein corresponding parameter can be by those skilled in the art
Member requires to select and optimize according to corresponding.
In setting jointed smooth earth, sucking air can always be flowed into below flexible sealing strip by seam,
To which the valve function then not occur in suitable design scheme.More precisely, by flexible sealing strip (despite the presence of
Segmentation) and good sealing realized between smooth earth cleaner suction nozzle and ground outside seam by side wall, thus logical
It crosses the air stream of seam flowing and effective pressure difference can maximize there, and optimization cleaning within the scope of this invention
Performance.In particular, for example the deep seam between flooring wood especially can also be cleaned effectively and reliably.
Smooth earth cleaner suction nozzle is preferably distinguished by particularly simple construction within the scope of this invention,
In, nozzle body is configured to the moulding of single type.Such simple structure has for example been quoted by starting
Known to EP2937029B1.
It is preferred that the two side walls of nozzle body are in the horizontal orientation of nozzle body or in middle position in identical height
Terminate.When necessary it is also contemplated that the lower end of side wall, to limit horizontal orientation or the middle position of nozzle body.
According to known smooth earth cleaner suction nozzle, suck space also particularly preferably has within the scope of this invention
Rectangle or substantially rectangular basal plane, to obtain known beam shape.
In order to connect dust catcher especially by air intake duct, usual pipe fitting is rotatably connected to suction passage
On.A kind of preferred scheme that is further improved according to the invention provides herein, the rotatable company on pipe fitting to suction passage
Connect be smooth earth cleaner suction nozzle unique articulated connection.Rotation/turnover hinge the design expended has especially been abandoned, has been
This then usually requires the multi-piece design of smooth earth cleaner suction nozzle or nozzle body and mutually movable hinge member
Also it to seal against each other in an appropriate manner.The sealing of only rotatable connection between pipe fitting and suction passage can be with this phase
Instead realized in a simple manner by the section for the sleeve shaped being arranged each other.
According to the present invention, smooth earth cleaner suction nozzle is when it is used on its underside in downward open suction inlet
Region in supported by support component, the support component is in the region of side wall.Usually on each side of nozzle body
One support component is set.The support component is for example configured to sled or idler wheel.In the design scheme as sled,
Support component is also configured to the section of the especially nozzle body of single type manufacture.Sled can also be for example transitioned into side wall
Or it can also be formed by the lower edge of side wall.
In contrast, idler wheel is fastened in an appropriate manner as separately fabricated element or is supported on nozzle body.
When idler wheel is set as support component, then idler wheel can be for example embedded in sucking space.
However support component can be optionally positioned in or beyond sucking space in principle.It is open downwards in order to incite somebody to action
Sucking space and the flexible sealing strip for being set as limit portion are maintained in scheduled height, and support component is seen at least along operative orientation
Partly extend between the front and rear walls.
That is, when idler wheel is set as support component, then at this moment the supporting-point of idler wheel is between antetheca and rear wall.Work as rolling
When wheel is embedded in open sucking space downwards, which always meets.The supporting-point for especially sucking roller can be placed in the middle or big
Cause is centrally positioned between antetheca and rear wall.
When idler wheel is set as support component, then the particularly good and simple of smooth earth cleaner suction nozzle is obtained
Operation, because being able to achieve easy and low abrasion movement by rolling movement.On the other hand at this moment it should be noted that nozzle body about
Horizontal orientation or middle position do not tilt so that the functionality is no longer ensured that consumingly excessively.
As described in front of, support component, especially idler wheel can be extended slightly from relative to side wall, thus on the one hand
Realize good sealing.Another aspect side wall also can be used as stop element in inclination when idler wheel is as support component.Also
I.e. when nozzle body tilts strongly, support carries out no longer on idler wheel, but carries out on side wall, this can also be directly by user
Discover and corrects.
When sled is set as support component within the scope of this invention in contrast to this, then the horizontal orientation of nozzle body or
It middle position can be predetermined by the shape of sled.
Within the scope of this invention, flexible sealing strip especially can have the free height between 5mm and 20mm.In order to
Determine that height considers that the length of flexible sealing strip, the length are extended downwardly and outwardly more than antetheca or rear wall at this.It is flexible close
Strip of paper used for sealing is fastened on antetheca or rear wall using foot section in an appropriate manner, wherein foot section can for example be injected into suction
In the material of mouth body.Alternatively, antetheca and rear wall can also be equipped with slit, and foot section is embedded in the slit.Such
In the range of design scheme, the replaceable design of flexible sealing strip is also considered in principle, so as to can be in confirmation or abrasion
Replace flexible sealing strip.
A kind of preferred further improvement scheme according to the invention, sealing strip are respectively provided between 6 and 30, are especially excellent
Select the section between 8 and 16.
Space is sucked transversely for example with the width between 260mm and 400mm, between preferably 280mm and 350mm.
Detailed description of the invention
The present invention is explained by the attached drawing for only showing embodiment.
It is shown in figure:
Fig. 1 is the view of smooth earth cleaner suction nozzle according to the invention observed from below；
Fig. 2 is the longitudinal section view for the smooth earth cleaner suction nozzle according to Fig. 1 being placed on smooth earth；
Fig. 3 a be according to the smooth earth cleaner suction nozzle of Fig. 1 when setting sucking on jointed smooth earth and running from
The view that front is seen；
Fig. 3 b is the flexible sealing strip of front in the running detailed view of sucking according to Fig. 3 a；
Fig. 4 a is the running smooth earth dust suction according to Fig. 1 of sucking on jointless completely flat smooth earth
Device suction nozzle；
Fig. 4 b is the detailed view in the flexible sealing strip of the running front of sucking according to Fig. 4 a.
Specific embodiment
Fig. 1 shows view of the smooth earth cleaner suction nozzle according to the invention from following.Smooth earth dust catcher
Suction nozzle has nozzle body 1, and the nozzle body is for example configured to the moulding of single type in a particularly simple way.
Open sucking space 2 downwards is formed in nozzle body 1.The basal plane that space 2 has rectangle is sucked, to entirely inhale
Mouth body 1 substantially has beam shape.
Sucking 2 one side of space by the antetheca 3 and rear wall 4 of nozzle body 1 and is connected on wall 3,4 along operative orientation x
The flexible sealing strip 5 that is made of plastics limit, wherein sealing strip 5 is divided into section 7 by notch 6.
Notch 6 extends on the entire free height h of flexible sealing strip 5 in the illustrated embodiment, wherein sealing strip 5
Free height h for example can be between 5mm and 20mm.
Sealing strip 5 is fastened on the wall 3,4 of nozzle body 1 with foot section 8 (Fig. 2), is embedded in wall 3,4 especially by injection molding
In.Foot section 8 is not considered when determining free height h.
Sealing strip 5 for example can have between 6 and 30, the section especially between 8 and 16.In the described embodiment
It is exemplarily illustrated the design scheme with 12 sections.
Transversely y, sucking space 2 are limited by the side wall 9 of nozzle body 1.Furthermore nozzle body 1, which has, is passed through sucking space 2
In suction passage 10, with for export pass through sucking space 2 flow into sucking air stream, wherein pipe fitting 11 is rotatably
It is connected on suction passage 10.
Rotatable transition part between suction passage 10 and pipe fitting 11 constitutes smooth earth cleaner suction nozzle only
One articulated connection, thereby assists in simple design.
Especially can be seen that by the comparative observation of Fig. 1 and 2, be respectively set in the region of two side walls 9 extend downwardly it is super
The support component 12 of antetheca 3 and rear wall 4 is crossed, nozzle body 1 can be supported on downwards on the support component when in use.
Support component 12 is respectively structured as the idler wheel in insertion sucking space 2 according to Fig. 1, however wherein, the present invention is unlimited
It is formed on such design scheme.Such as also consider sled as support component 12, wherein independently of the specific of support component 12
Design, supporting surface are seen along operative orientation x and are at least partially disposed between antetheca 3 and rear wall 4.In addition to such preferred design side
Case is it can also be envisaged that other variant schemes.
Especially as seen from Figure 2, sealing strip 5 is extended downwardly in linear directional more than support component 12, to work as
When nozzle body 1 is placed on flat ground 13 with support component 12, sealing strip sticks on flat ground as shown in Figure 2
It deforms on face 13 and in a predetermined manner.
Through smooth earth cleaner suction nozzle according to the invention, on the one hand on completely flat jointless smooth earth
And particularly good sucking cleaning is on the other hand also realized on setting jointed smooth earth.
Fig. 3 a shows the smooth earth cleaner suction nozzle according to the invention on the ground 13 for being equipped with seam 14.Because close
Strip of paper used for sealing 5 rested against according to Fig. 2 in 14 external seal of seam on ground 13 and section 7 be also only separated from each other by notch 6 and
Additionally sucking space 2 is limited by side wall 9 on its edge, so obtaining smooth earth cleaner suction nozzle relative to ground 13
Very good sealing, however wherein, the seam 14 can be used for sucking the entrance of air.Pass through good sealing and suction
Mouth body 1 effectively sucks air stream maximization, therefore deep seam by the controlled support of support component 12 in seam 14
14 especially can also reliably and effectively be cleaned, this is especially exemplarily illustrated in fig 3b.
Fig. 4 a and 4b correspond to the diagram of Fig. 3 a and 3b, wherein however ground 13 is designed as completely flat and does not therefore have
Seam 14.When in the design scheme according to Fig. 4 a and 4b sealing strip 5 as before explanatorily hermetically stick on ground
When on 13, although can then avoid being sucked for nozzle body 1 by support component 12, may not be able to above it be mentioned in sealing strip 5
For cleaning necessary air stream for sucking.
However, because sealing strip 5 is flexibly formed by plastics and is additionally segmented within the scope of this invention, each portion
Section 7 may pass through negative pressure deformation increased in sucking space 2, wherein then obtain the opening for penetrating sucking air.Also
A kind of valve function is realized within the scope of this invention, which always guarantees to suck air for effectively sucking operation necessity
Volume flow.It, can be by sucking space 2 according to each section 7 of Fig. 2 as shown in Fig. 2 and especially 4b
Negative pressure lifted completely in jointless ground 13 and/or its edge deform (with particular reference to Fig. 4 b).
Claims (11)
1. a kind of smooth earth cleaner suction nozzle comprising nozzle body (1) and the downward open suction formed in nozzle body (1)
Enter space (2),
Wherein, sucking space (2) on the one hand along operative orientation (x) by the antetheca (3) of nozzle body (1) and rear wall (4) with
And the flexible sealing strip (5) being made of plastics being connected on the wall (3,4) limits and on the other hand transversely (y) passes through
Side wall (9) limits,
Wherein, the nozzle body (1) has the suction passage (10) being passed through in sucking space (2), to pass through sucking for exporting
The sucking air stream that space (2) flows into,
Wherein, the support component extended downwardly more than antetheca (3) and rear wall (4) is respectively set in the region of two side walls (9)
(12),
Wherein, sealing strip (5) is extended downwardly in linear directional more than support component (12),
Wherein, sealing strip (5) transversely (y) is segmented by notch (6) respectively, and
Wherein, the successively successive section (7) of sealing strip (5) in the state of not power on its free lower end in not structure
It is directly closely adjacent to each other in the case where at gap or by having the gap less than 1mm width.
2. smooth earth cleaner suction nozzle described in accordance with the claim 1, wherein the nozzle body (1) is configured to single type
Moulding.
3. smooth earth cleaner suction nozzle according to claim 1 or 2, wherein sucking space (2) has rectangle
Basal plane.
4. according to smooth earth cleaner suction nozzle described in one of claims 1 to 3, wherein pipe fitting (11) rotatably connects
It is connected on suction passage (10).
5. according to smooth earth cleaner suction nozzle described in one of Claims 1-4, wherein side wall (9) is along operative orientation (x)
Extend beyond two flexible sealing strips (5).
6. according to smooth earth cleaner suction nozzle described in one of claim 1 to 5, wherein setting sled or idler wheel are as branch
It supports element (12).
7. smooth earth cleaner suction nozzle according to claim 6, wherein the idler wheel in setting insertion sucking space (2)
As support component (12).
8. according to smooth earth cleaner suction nozzle described in one of claim 1 to 7, wherein the support component (12) is opposite
It is extended downwardly between 1mm and 5mm in side wall (9).
9. according to smooth earth cleaner suction nozzle described in one of claim 1 to 8, wherein the flexible sealing strip (5) has
Height (h) between 5mm and 20mm.
10. according to smooth earth cleaner suction nozzle described in one of claim 1 to 9, wherein the sealing strip (5) has respectively
There is the section (7) between 6 and 30.
11. according to smooth earth cleaner suction nozzle described in one of claims 1 to 10, wherein the sucking space (2) is along cross
There is the width between 260mm and 400mm to (y).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017115299.7A DE102017115299A1 (en) | 2017-07-07 | 2017-07-07 | Glattbodenstaubsaugerdüse |
| DE102017115299.7 | 2017-07-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109199230A true CN109199230A (en) | 2019-01-15 |
| CN109199230B CN109199230B (en) | 2021-08-10 |
Family
ID=62567425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810733478.3A Active CN109199230B (en) | 2017-07-07 | 2018-07-06 | Smooth ground dust collector suction nozzle |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3430962B1 (en) |
| CN (1) | CN109199230B (en) |
| DE (1) | DE102017115299A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112089361A (en) * | 2020-09-17 | 2020-12-18 | 南京弘新锐科技有限公司 | Curved surface self-adaptation vacuum collection system |
| CN112641375A (en) * | 2020-05-21 | 2021-04-13 | 安徽大汉机器人集团有限公司 | Inhale and drag all-in-one |
| WO2024050691A1 (en) * | 2022-09-06 | 2024-03-14 | 周劲松 | Floor brush structure of floor cleaning device |
Citations (8)
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Also Published As
| Publication number | Publication date |
|---|---|
| EP3430962B1 (en) | 2021-09-22 |
| EP3430962A1 (en) | 2019-01-23 |
| CN109199230B (en) | 2021-08-10 |
| DE102017115299A1 (en) | 2019-01-10 |
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