CN109381111A - For the support guide wheel of cleaning equipment and with the cleaning equipment for supporting guide wheel - Google Patents

For the support guide wheel of cleaning equipment and with the cleaning equipment for supporting guide wheel Download PDF

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Publication number
CN109381111A
CN109381111A CN201810872949.9A CN201810872949A CN109381111A CN 109381111 A CN109381111 A CN 109381111A CN 201810872949 A CN201810872949 A CN 201810872949A CN 109381111 A CN109381111 A CN 109381111A
Authority
CN
China
Prior art keywords
sleeve
guide wheel
shock
support guide
dust catcher
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.)
Pending
Application number
CN201810872949.9A
Other languages
Chinese (zh)
Inventor
奥利弗·布雷希
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vorwerk and Co Interholding GmbH
Original Assignee
Vorwerk and Co Interholding GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to DE102017117710.8A priority Critical patent/DE102017117710A1/en
Priority to DE102017117710.8 priority
Application filed by Vorwerk and Co Interholding GmbH filed Critical Vorwerk and Co Interholding GmbH
Publication of CN109381111A publication Critical patent/CN109381111A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00Structural features of suction cleaners
    • A47L5/12Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/28Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A47L5/30Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details 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
    • A47L9/02Nozzles
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details 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
    • A47L9/009Carrying-vehicles; Arrangements of trollies or wheels; Means for avoiding mechanical obstacles
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details 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
    • A47L9/02Nozzles
    • A47L9/04Nozzles with driven brushes or agitators
    • A47L9/0494Height adjustment of dust-loosening tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B19/00Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
    • B60B19/12Roller-type wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00Disc wheels, i.e. wheels with load-supporting disc body
    • B60B3/001Lightweight wheels, e.g. for strollers or toys
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00Castors in general; Anti-clogging castors
    • B60B33/0028Construction of wheels; methods of assembling on axle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00Castors in general; Anti-clogging castors
    • B60B33/04Castors in general; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors
    • B60B33/06Castors in general; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors mounted retractably
    • B60B33/063Castors in general; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors mounted retractably by linear movement parallel to swivel axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B37/00Wheel-axle combinations, e.g. wheel sets
    • B60B37/10Wheel-axle combinations, e.g. wheel sets the wheels being individually rotatable around the axles

Abstract

The present invention relates to a kind of for cleaning equipment, especially for be embodied as attachment dust catcher floor brush or dust catcher support guide wheel, the supporting wheel has the inner sleeve (34) as guide wheel wheel hub, the shock-absorbing sleeve (32) that is arranged on inner sleeve and around shock-absorbing sleeve (32), outer sleeve (30) as rolling surface, wherein, shock-absorbing sleeve (32) has material hardness more smaller than outer sleeve (30) and inner sleeve (34).Purpose that is according to the present invention, providing a kind of support guide wheel that good ride characteristic is shown with the long-life and on different flooring materials is achieved in, connecting outer sleeve (30) by key-groove at least one key with shock-absorbing sleeve (32) prevents axial sliding relative to each other, wherein, at least one key of key-groove connection is prominent relative to the inside circumference of outer sleeve (30) or the outside circumference of opposite shock-absorbing sleeve (32).Present invention is equally related to a kind of cleaning equipment, especially a kind of dust catcher with the support guide wheel or the dust catcher floor brush for being embodied as attachment.

Description

For the support guide wheel of cleaning equipment and with the cleaning equipment for supporting guide wheel
Technical field
The present invention relates to a kind of for cleaning equipment, especially for be embodied as attachment dust catcher floor brush or The support guide wheel of dust catcher, the supporting wheel have as guide wheel wheel hub inner sleeve, be arranged in it is on inner sleeve, preferably cover Shock-absorbing sleeve on inner sleeve and around the shock-absorbing sleeve, outer sleeve as rolling surface, wherein shock-absorbing sleeve has than housing Cylinder and the smaller material hardness of inner sleeve.Moreover, it relates to which a kind of cleaning equipment, especially a kind of with the branch It supports the dust catcher of guide wheel or is embodied as the dust catcher floor brush of attachment.
Background technique
In the present invention, dust catcher floor brush is interpreted as vacuum noz(zle), suction unit, air-breathing brush, air-breathing wipe suction nozzle or Air-breathing polishes suction nozzle, wherein the settable adjustable limiter on dust catcher floor brush, rotational head, wiper rolls are swung Formula wiper unit and/or swing type polishing plate.
Suction airstream is generated by the air exhauster being arranged in the basic shell of dust catcher, thus by floor brush to clear Particle to be removed, especially dust granule, coarse granule or coarse fodder are removed on clean ground.Here, suction airstream is guided logical The disengagement chamber for being disposed with filter bag preferably wherein is crossed, so that particle entrained by suction airstream be separated.
Implementable dust catcher is such as hand held cleaner, floor-type vacuum cleaner or dust-collecting robot.
In this present invention, hand held cleaner is commonly understood by as such dust catcher, wherein basic with air exhauster Shell, handle and dust catcher floor brush are configured to a unit, wherein handle is arranged in the opposite side of dust catcher floor brush On basic shell.Hand held cleaner is moved in its use by hand as a whole as a result,.Here, dust catcher floor is inhaled Mouth may generally be implemented as attachment, and removably be connected with the basic shell of hand held cleaner.
For floor-type vacuum cleaner, the basic shell comprising air exhauster and dust catcher floor brush pass through hose and pipeline, example It such as telescoping tube, is releasably attached, wherein be equipped with handle on pipeline, and be therefore disposed on basic shell and floor suction Between mouth.When using floor-type vacuum cleaner, floor brush moves on floor to be cleaned by pipeline, and basic shell is borrowed Hose is helped to follow movement on demand.
For dust-collecting robot, basic shell and dust catcher floor brush with air exhauster are collectively arranged in dust catcher machine In the shell of device people.
Such as one can be arranged in the bottom surface of basic shell of dust catcher and/or the bottom surface of shell of dust catcher floor brush Or multiple support guide wheels.Support guide wheel have sometimes than it is on the basic shell of dust catcher or on dust catcher floor brush it is necessary In the case of the overall diameter (roller diameter) that may be significantly smaller of the movable pulley additionally installed.If dust catcher or dust catcher floor brush are only With movable pulley, then the movable pulley can be constructed according to support guide wheel according to the present invention respectively.In this way, the movable pulley can also claim Make support guide wheel.
A kind of dust catcher floor brush with support guide wheel well known in the art, support guide wheel have damping member Part, to reduce the rolling noise of support guide wheel.
The dust catcher floor brush with integrated electric brush head of entitled " Kobold EB400 " have movable pulley and Support guide wheel.Wherein, each support guide wheel is made of three components.Guide wheel is supported to have on the non-threaded section of metal bolts The inner sleeve being pivotably supported covers the shock-absorbing sleeve on inner sleeve and the outer sleeve as rolling surface.Wherein, shock-absorbing sleeve has Material hardness more smaller than inner sleeve and outer sleeve.The rolling wheel structure of this three-member type ensures to support guide wheel in different hard On face, such as PVC, wooden, cork is moved to light and low noise on ceramic tile and stone ground.
Good validation is passed through by the known support guide wheel of dust catcher electric brush head " Kobold EB400 " in practice.Although In this way, also showing that the service life (durability) of this support guide wheel is unsatisfactory.
Summary of the invention
The purpose of the present invention therefore that, provide a kind of support guide wheel of the type mentioned at the beginning and cleaning equipment, have Relatively long service life, and good ride characteristic is shown on different floor surfaces.
The purpose is realized by the support guide wheel of the cleaning equipment with feature described in claim 1.The purpose is same It is realized by the cleaning equipment with feature described in claim 8.Support guide wheel according to the present invention and according to the present invention clear The preferred and advantageous embodiment of clean equipment is the main body of claim 2 to 7 or 9 and 10.
Support guide wheel according to the present invention is characterized in that outer sleeve and shock-absorbing sleeve pass through the key-at least one key Groove connection prevents axial sliding relative to each other, wherein inside of at least one key of key-groove connection relative to outer sleeve The outside circumference of circumferential surface or opposite shock-absorbing sleeve is prominent.
It is connected effectively by this key-groove and is reliably prevented outer sleeve and slid relative to the axial direction of shock-absorbing sleeve.By This ensures that outer sleeve does not contact in the rolling-operation of support guide wheel with the basic shell of dust catcher or floor brush, and thus It does not rub on basic shell, to reduce the abrasion of support guide wheel and correspondingly improve its service life.
Solution according to the present invention can simply implement in terms of mounting technology, because shock-absorbing sleeve is opposite due to it Lesser material hardness and there is sufficient deformability key to be placed in groove corresponding with key.
It is preferred that key is arranged in inside week of the outer sleeve of support guide wheel on circumferential surface, and one preferably is configured to outer sleeve Part formula, wherein outside week circumferential surface on of the groove arrangement corresponding with key in shock-absorbing sleeve.Inside week circumferential surface may also be referred to as inner circumferential Face or inner surface;And outside week circumferential surface may also be referred to as outer surface.
One preferred design of support guide wheel according to the present invention, the inside week circumferential surface of outer sleeve have at least one Rib as key, wherein the outside week circumferential surface of shock-absorbing sleeve includes that at least one accommodates the groove of the rib.For the reality Mode is applied, the rib being arranged on the inside circumference of outer sleeve realizes the function of key-groove connection key.For outer sleeve With the connection of shock-absorbing sleeve, shock-absorbing sleeve is inserted into outer sleeve, or outer sleeve is covered on shock-absorbing sleeve, it is outer until making to be arranged in Rib on the inside of sleeve on all circumferential surfaces is engaged to construction in the groove on the outside of the shock-absorbing sleeve in all circumferential surfaces.It, can after engagement Axial sliding of the outer sleeve relative to shock-absorbing sleeve when supporting guide wheel rolling-operation is prevented by ground.Here, rib is preferably and outside Sleeve constructs one-piece.
Key-groove of support guide wheel according to the present invention connects particularly preferably by an individual rib and at least one Groove composition corresponding with rib, wherein rib is engaged in groove.
Another preferred design according to the present invention, groove are embodied as circular annular groove.It is being by groove design When annular groove form, outer sleeve is realized that by covering upper or insertion under conditions of establishing key-groove and connecting with shock-absorbing sleeve This, which is connected, becomes extremely simple for assembler, because herein without paying close attention to outer sleeve around its longitudinal axis with respect to shock-absorbing sleeve Specific rotation position.But can be set to outer sleeve on shock-absorbing sleeve on any rotation position relative to shock-absorbing sleeve, or Shock-absorbing sleeve is inserted into outer sleeve by person in any rotation position relative to outer sleeve.Here, outer sleeve passes through with shock-absorbing sleeve Establish key-groove connection connection can be completed it is not necessary that component to be connected is carried out time-consuming rotation into alignment respectively.Rib It can be engaged in annular groove on any circumference position of annular groove.
In order to realize the extra high stability of key-groove connection particularly advantageously, by rib according to according to this hair Bright preferred design scheme is configured to circular rib.The combination of circular rib and circular groove (annular groove) Realize it is particularly reliable anti-skidding, by its can be reliably prevented outer sleeve relative to shock-absorbing sleeve support guide wheel rolling-operation When axial sliding.Support guide wheel can be acted on into the axial force on outer sleeve in rolling-operation most by the embodiment It imported into shock-absorbing sleeve and offsets excellently.
According to another preferred design scheme, rib is medially arranged relative to the longitudinal axis and rotary shaft of outer sleeve.It is right In such arrangement, the groove corresponding to rib is equally medially arranged relative to the longitudinal axis of shock-absorbing sleeve and rotary shaft.Rib shape The arrangement placed in the middle of portion and corresponding groove simplifies the connection of outer sleeve and shock-absorbing sleeve;Because for this embodiment, Connecting outer sleeve and when shock-absorbing sleeve without should be noted on which end of which end cap of outer sleeve to shock-absorbing sleeve, or by shock-absorbing sleeve Which end be inserted into which end of outer sleeve.The normal connection of outer sleeve and shock-absorbing sleeve by it is any it is different put on and Inserted mode is realized.In addition, rib and the arrangement placed in the middle of corresponding groove between outer sleeve and shock-absorbing sleeve for connecting It is advantageous in terms of the high stability connect.Because can be will act at by the embodiment when supporting guide wheel rolling-operation Axial force on outer sleeve particularly securely imported into shock-absorbing sleeve and offsets.
Another alternate embodiments of the invention are characterized in that, outer sleeve inside week circumferential surface one end side arrange Rib.For this embodiment, at least one same side of groove for corresponding to rib is arranged in the outside of shock-absorbing sleeve On one end of circumferential surface.The position of this side of rib and corresponding groove is simple for outer sleeve and shock-absorbing sleeve Connection be advantageous.Because the resistance that in this case, shock-absorbing sleeve need to only resist rib passes through relatively short distance just The resistance that the terminal position or outer sleeve of reachable outer sleeve need to only resist rib is just reached by relatively short distance The terminal position of shock-absorbing sleeve and be set on shock-absorbing sleeve.More precisely, for the embodiment, when terminal position will be reached The resistance of rib need to just be resisted.Under this condition, it is in accordance with another preferred embodiment of the present invention, shock-absorbing sleeve is at it Lateral both ends are respectively provided with groove, so that rib be allow shape-ordinatedly to be put into two grooves in a manner of optional In one of them.
A kind of above-mentioned purpose of the invention cleaning equipment described by beginning, especially a kind of dust catcher or is embodied as attached The dust catcher floor brush of part is achieved, that is, cleaning equipment is made to have one or more support guide wheels according to the present invention.Clearly At least one support guide wheel of clean equipment can be herein according to the design of any one above-mentioned preferred and advantageous support guide wheel Scheme is implemented.
A preferred embodiment according to the present invention, cleaning equipment are configured to dust catcher, wherein support idler height can It is supported on the lifting device being arranged in the basic shell of dust catcher with adjusting.
In accordance with another preferred embodiment of the present invention, cleaning equipment is configured to dust catcher floor brush, wherein support is led Wheel height is adjustably supported on the lifting device being arranged in the shell of dust catcher floor brush.
For the aforementioned embodiments of cleaning equipment, support guide wheel can be according to opposite with clean ground or clean up task It is stretched out in the bottom surface of dust catcher or dust catcher floor brush and rises (withdrawal).The lifting device of cleaning equipment can be implemented thus For the mechanical lifting gear operated either manually or by foot.The lifting device of support guide wheel according to the present invention is preferably identified with ground Sensor device combination, to support guide wheel according to the type on ground to be cleaned, such as long fine hair carpet, down carpet Ground or hard ground, and auto-extending or rise (withdrawal).Support guide wheel can be when cleaning carpet or hard ground as a result, It withdraws or stretches out, and its function and the optimal clean conditions of each floor type to be cleaned is thus made to match.
Detailed description of the invention
Hereinafter the present invention will be illustrated according to the attached drawing for showing multiple embodiments.Wherein,
Fig. 1 shows the perspective view of the hand held cleaner with the floor brush with support guide wheel;
Fig. 2 shows the lower perspective views of the floor brush of hand held cleaner shown in Fig. 1;
Fig. 3 shows the exploded view of the first embodiment of support guide wheel according to the present invention;
Fig. 4 shows the perspective view of the second embodiment of support guide wheel or support guide wheel according to the present invention in Fig. 3;
Fig. 5 shows the axial sectional view of tangent line V of the first embodiment of support guide wheel in Fig. 4;And
Fig. 6 shows the axial sectional view of tangent line VI of the second embodiment of support guide wheel in Fig. 4.
Specific embodiment
Fig. 1 is shown with basic shell 4, the hand held cleaner 2 of floor brush (vacuum noz(zle)) 6 and handle 8.In handle With the electric switch 12 of current supply line 10 and the switch for hand held cleaner 2 on 8.Handle 8 is by pipeline 13 and basic shell Body 4 is connected.Floor brush 6 is preferably implemented as attachment.It has hingedly fixed air intake passage connector, and floor brush is by being somebody's turn to do The air intake duct pipe sleeve of the basic shell 4 of air intake passage connector and hand held cleaner is detachably connected.
The bottom surface of floor brush 6 is shown in Fig. 2.Floor brush 6 has movable pulley 18 and support guide wheel 14.Movable pulley 18 It is arranged in the back side one end of floor brush 6 in direction of advance, air intake passage connector side.
The vacuum noz(zle) 22 being open as suction chamber is arranged in front in 20 direction of advance of housing bottom surface of floor brush 6. Brush roll 16 is disposed in suction chamber, preferably by the electrical motor driven in the shell for being integrated in floor brush 6.Brush roll 16 With brush filament 24, helically arranged along the longitudinal axis and rotary shaft of brush roll 16.The front side of vacuum noz(zle) 22 passes through front sealing Lip 26 and rear side are limited by rear seal lip 28 or hard ground sealing relatively to be cleaned.Sealing lip 26 and 28 is preferred living It is fixed in the shell of floor brush 6 dynamicly, so that sealing lip 26 and 28 be made for example to be recoverable to when cleaning carpet.
Support guide wheel 14 is observed in the direction of advance of floor brush 6 to be arranged in front of movable pulley 18, such as is substantially occupied In be located at vacuum noz(zle) 22 after or rear seal lip 28 after.Support guide wheel 14 is straight with may be significantly smaller than each movable pulley 18 Diameter.Support guide wheel 14 is preferably implemented as height-adjustable.For this purpose, 14 height of support guide wheel is adjustably supported on one and is arranged in ground On lifting device in the shell of plate suction nozzle 6.Vacuum noz(zle) 22 can be from there through support guide wheel 14 at a distance from ground to be cleaned The rise (withdrawal) of the housing bottom surface 20 of opposite floor brush 6 stretches out and matches from different clean up tasks.
The first embodiment of support guide wheel 14 is shown in Fig. 3 in a manner of exploded view.Support guide wheel 14 by outer sleeve 30, Shock-absorbing sleeve 32 and inner sleeve 34 form.
Inner sleeve 34 is used as guide wheel wheel hub.It can be rotated to support on guide wheel shaft with through-hole 34.1.Guide wheel shaft It can for example be defined by the bolt of metallic pin or metal, wherein inner sleeve 34 is arranged in the non-threaded bar section of bolt.
The shock-absorbing sleeve 32 being arranged on inner sleeve 34 has the material hardness that may be significantly smaller than outer sleeve 30 and inner sleeve 34. Shock-absorbing sleeve 32 is also referred to as inserted into set.It is for example made of rubber elastic material, and around shock-absorbing sleeve, outer as rolling surface Sleeve 30 is made of duroplasts.Inner sleeve 34 equally by duroplasts or is made of metal.
The outside circumference of outer sleeve 30 is configured to barrel-shaped, that is to say, that the outer diameter of outer sleeve 30 is from intermediate substantially cylinder The section edge of shape gradually becomes smaller towards the direction of the end face of outer sleeve 30.The accommodating chamber of outer sleeve 30 and the receiving of shock-absorbing sleeve 32 Chamber is respectively configured to through-hole.Outer sleeve 30, which is connected with shock-absorbing sleeve 32 by key-groove, prevents axial sliding opposite to each other.Key-is recessed Slot connection is arranged in the region of inside circumference 30.2 of outer sleeve 30, wherein at least one key of key-groove connection relative to The outside circumference of the inside circumference of outer sleeve 30 or opposite shock-absorbing sleeve 32 is prominent.
In the embodiment for supporting guide wheel 14 shown in Fig. 3 and 5, outer sleeve 30 has one on its inside circumference 30.2 Formula forming on it, circular rib 30.4.Rib 30.4 as key-groove connection key is relative to outer sleeve 30 The longitudinal axis and rotary shaft be centrally arranged.Correspondingly, shock-absorbing sleeve 32 on the outside on circumferential surface 32.5 with it is circular, be centrally arranged For accommodating the groove (annular groove) 32.4 of the rib 30.4 of outer sleeve 30.Rib 30.4 is also referred to as radial ribs Portion.
Inner sleeve 34 has the section 34.3 of circular bevel edge or cone at both ends, towards the end face of inner sleeve 34 by Gradual change is narrow.The section 34.3 of cone has the shape of truncated cone.On end face, the outer diameter of inner sleeve 34 preferably compares damping The smallest internal diameter of set 32 is smaller (referring to Fig. 5).
The section 34.4 of the inner sleeve 34 to connect with the section 34.3 of bevel edge or cone is basically constructed as cylinder.For The connection that the shape of inner sleeve 34 and shock-absorbing sleeve 32 cooperates, inner sleeve 34 have relatively wide annular groove 34.2, shock-absorbing sleeve 32 engagements are wherein.Therefore the outer diameter of cylindrical section 34.4 on the end of inner sleeve 34 is greater than the (minimum of shock-absorbing sleeve 32 ) internal diameter.
The through-hole that shock-absorbing sleeve 32 accommodates inner sleeve 34 is correspondingly configured to ladder-like;Its internal diameter is greater than in apertured end to be subtracted In the axial section 32.2 of the centre of shake set 32, wherein intermediate axial section 32.2 has substantially constant internal diameter.From subtracting The transition at axial section 32.2 to its aperture end of the centre of shake set 32 is embodied as circular convex shoulder respectively.With bevel edge or circular cone The section 34.4 for the inner sleeve 34 that the section 34.3 of shape connects is contained in front of circular convex shoulder in the through-hole of shock-absorbing sleeve 32.It is logical The connection for crossing the shape cooperation of the inner sleeve 34 and shock-absorbing sleeve 32 prevents the phase in the rolling-operation of support guide wheel 14 of shock-absorbing sleeve 32 Axial direction sliding to inner sleeve 34.
The end of shock-absorbing sleeve 32 has circular, the section 32.3 projected radially outwardly, accommodates be used as branch in-between Support the outer sleeve 30 of the rolling surface of guide wheel 14.The outside circumference of the circular section 32.3 of annular is also configured as cone and direction subtracts The end face of shake set 32 becomes narrow gradually.
The outside circumference 32.5 of shock-absorbing sleeve 32 has multiple circular annular grooves 32.4 between section 32.3, can For establishing the key between shock-absorbing sleeve 32 and outer sleeve 30-groove connection.Here, annular groove 32.4 can be with base in end on observation The form of arrangement uniformly spaced from each other is formed in the outside circumference 32.5 of shock-absorbing sleeve 32 in sheet.
For supporting the embodiment of guide wheel 14 shown in Fig. 3 and 5, the annular groove 32.4 of the centre of shock-absorbing sleeve 32 holds Receive the rib 30.4 being centrally disposed on the inside circumference of outer sleeve 30.Pass through the shape of the shock-absorbing sleeve 32 and outer sleeve 30 It is cooperatively connected, prevents axial sliding of the outer sleeve 30 relative to shock-absorbing sleeve 32 when supporting 14 rolling-operation of guide wheel.In addition, outer The end face of sleeve 30 defines the axial stop face of shock-absorbing sleeve 32.
If Fig. 3 is high-visible, outer sleeve 30 can additionally have axial notch 30.3 on its inside circumference 30.2, Perfectly even distribution ground is arranged on the inner periphery of outer sleeve 30.Here, circular rib (radial ribs portion) 30.4 preferably with It is connected by the axial rib portion that axial notch 30.3 defines.
Fig. 6 shows the second embodiment of support guide wheel 14 according to the present invention.Different from the embodiment according to Fig. 5, outside Sleeve 30, with side arrangement, circular rib 30.5, makes 30 shape of outer sleeve by it on its inside circumference 30.2 Ordinatedly it is connected with an annular groove 32.4 of shock-absorbing sleeve 32, and thus prevents the axial direction sliding relative to shock-absorbing sleeve 32. Extraly, outer sleeve 30 is prevented by the section 32.3 that shock-absorbing sleeve 32 connects with the end face 30.6 of outer sleeve 30 relative to shock-absorbing sleeve 32 axial sliding.
Such as the embodiment according to Fig. 5, the outer sleeve 30 shown in Fig. 6 can also have on its inside circumference 30.2 There is axial notch 30.3, is perfectly even arranged to distribution on the inner periphery of outer sleeve 30.Here, circular radial ribs portion (key) 30.5 is preferably connected with the axial rib portion defined by axial notch.
The present invention is not limited to embodiment shown in the drawings.But shown and the embodiment described feature can be mutual In conjunction with.For example, outer sleeve 30 can have multiple rib 30.4 or 30.5, propped up with the annular groove 32.4 of shock-absorbing sleeve 32 It supports and is connected under 14 installation condition of guide wheel.
Equally, dust catcher is not embodied as hand held cleaner 2, but is for example embodied as floor-type vacuum cleaner or is embodied as dust suction Device robot, and/or the bottom surface for supporting guide wheel 14 not to be only placed at floor brush 6, but the bottom of the basic shell 4 in dust catcher A corresponding support guide wheel 14 is at least arranged on face, this is also within the scope of the invention.

Claims (10)

1. a kind of for cleaning equipment, especially for be embodied as attachment dust catcher floor brush or dust catcher support Guide wheel has
Inner sleeve (34) as guide wheel wheel hub,
The shock-absorbing sleeve (32) that is arranged on inner sleeve and
Around the shock-absorbing sleeve (32), outer sleeve (30) as rolling surface,
Wherein, the shock-absorbing sleeve (32) has material hardness more smaller than the outer sleeve (30) and the inner sleeve (34), It is characterized in that,
The outer sleeve (30) is connected by key-groove at least one key with the shock-absorbing sleeve (32) and is prevented opposite to each other Axial sliding,
Wherein, the inside circumference or the relatively described shock-absorbing sleeve of key-groove connection relatively described outer sleeve (30) of at least one key (32) outside circumference is prominent.
2. support guide wheel according to claim 1, which is characterized in that the inside circumference (30.2) of the outer sleeve (30) has There is at least one rib (30.4,30.5) as key, wherein the outside circumference (32.5) of the shock-absorbing sleeve (32) has extremely Few one accommodates the groove (32.4) of rib (30.4,30.5).
3. support guide wheel according to claim 2, which is characterized in that it is recessed that the groove (32.4) is embodied as circular annular Slot.
4. support guide wheel according to claim 2 or 3, which is characterized in that the rib (30.4) is embodied as circular Rib.
5. support guide wheel as claimed in any of claims 2 to 4, which is characterized in that rib (30.4) phase The longitudinal axis and rotary shaft of the outer sleeve (30) are medially arranged.
6. support guide wheel as claimed in any of claims 2 to 4, which is characterized in that in the outer sleeve (30) The rib (30.4) is arranged in one end side of the inside circumference (30.2).
7. support guide wheel according to claim 6, which is characterized in that the shock-absorbing sleeve (32) is distinguished at the both ends of its side With the groove (32.4), to make the rib (30.4) that can shape-ordinatedly be put into two in a manner of optional In one of them of the groove (32.4).
8. a kind of cleaning equipment, especially a kind of dust catcher or the dust catcher floor brush for being embodied as attachment, it is characterised in that extremely A few support guide wheel (14) as claimed in any of claims 1 to 7.
9. dust catcher according to claim 8, which is characterized in that support guide wheel (14) height is adjustably supported on cloth It sets on the lifting device in the basic shell of dust catcher (4).
10. dust catcher floor brush according to claim 8, which is characterized in that support guide wheel (14) height is adjustable Ground is supported on the lifting device being arranged in the shell of dust catcher floor brush (6).
CN201810872949.9A 2017-08-04 2018-08-02 For the support guide wheel of cleaning equipment and with the cleaning equipment for supporting guide wheel Pending CN109381111A (en)

Priority Applications (2)

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DE102017117710.8A DE102017117710A1 (en) 2017-08-04 2017-08-04 Support roller for a cleaning device and cleaning device with support roller
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Citations (6)

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JP2003290091A (en) * 2002-04-08 2003-10-14 Matsushita Electric Ind Co Ltd Suction device for vacuum cleaner and vacuum cleaner suing the same
CN202699042U (en) * 2012-07-27 2013-01-30 莱克电气股份有限公司 Floor brush with back rollers
CN204267632U (en) * 2014-12-03 2015-04-15 江苏润德精密机械有限公司 Cooling type nut
CN104565018A (en) * 2013-10-21 2015-04-29 海尔集团公司 Clothes dryer supporting wheel and clothes dryer
CN205134725U (en) * 2015-11-26 2016-04-06 文登蓝岛建筑工程有限公司 Take telescopic SIP side fascia of bits formula shock attenuation
CN105595913A (en) * 2014-11-13 2016-05-25 沃维克股份有限公司 Suction nozzle with supporting wheel

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Publication number Priority date Publication date Assignee Title
DE8028221U1 (en) * 1980-10-23 1981-02-12 Vorwerk & Co Interholding Gmbh, 5600 Wuppertal ROLLER FOR FLOOR MAINTENANCE EQUIPMENT
DE4411526A1 (en) * 1994-04-02 1995-10-05 Fedag Romanshorn Fa Suction cleaning device
DE202008001142U1 (en) * 2008-01-26 2009-06-18 Vorwerk & Co. Interholding Gmbh caster

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003290091A (en) * 2002-04-08 2003-10-14 Matsushita Electric Ind Co Ltd Suction device for vacuum cleaner and vacuum cleaner suing the same
CN202699042U (en) * 2012-07-27 2013-01-30 莱克电气股份有限公司 Floor brush with back rollers
CN104565018A (en) * 2013-10-21 2015-04-29 海尔集团公司 Clothes dryer supporting wheel and clothes dryer
CN105595913A (en) * 2014-11-13 2016-05-25 沃维克股份有限公司 Suction nozzle with supporting wheel
CN204267632U (en) * 2014-12-03 2015-04-15 江苏润德精密机械有限公司 Cooling type nut
CN205134725U (en) * 2015-11-26 2016-04-06 文登蓝岛建筑工程有限公司 Take telescopic SIP side fascia of bits formula shock attenuation

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