CN105007791A

CN105007791A - Surface treatment device

Info

Publication number: CN105007791A
Application number: CN201480013629.8A
Authority: CN
Inventors: M·维尔德; E·巴雷特; J·马斯登
Original assignee: HOOVER CO (VG)
Current assignee: HOOVER CO (VG)
Priority date: 2013-01-11
Filing date: 2014-01-10
Publication date: 2015-10-28
Also published as: EP2943104A1; GB201300526D0; GB2512025B; EP3165144A1; EP3165145A1; US20150351597A1; GB2512025A; WO2014108694A1

Abstract

A surface treatment device comprising a body and a treatment head for treatment of a surface wherein at least a part of the treatment head is detachable from the body of the device, and replaceable by a treatment head or part of a different configuration from that of the first said head or part.

Description

Surface processing device

Invention describes

The present invention relates to a kind of for surface-treated device.Hereafter to invention has been introduction, design of the present invention is about a kind of device for cleaning floor surface, more specifically, for cleaning the carpet cleaner tool of carpet, wherein process comprises and to be applied on the surface by treatment fluid and afterwards will (at least significant proportion) treatment fluid removal.The present invention can be applied to other surfaces outside process ground, also can be applied to the floor surface outside carpet, also can be applied to other process outside cleaning.Such as, it is envisioned that feature described herein can be applied and suction washer, this suction washer does not need dispersion cleaning solution (cleaning liquid).

This device of carpet cleaner tool form has been known.Typical carpet cleaner tool is used for the Cleaning Process carpet of movement on carpeted surfaces, this carpet cleaner tool comprises main body, and this main body is with water tank, and this water tank is for holding a large amount of cleaning solution, usually this cleaning solution is that water comprises the appropriate inorganic agent of at least one, such as suitable cleaning agent.This machinery has cleaning head, and clean solution is transferred on carpet near this cleaning head, such as, by one or more transmission mouth.Cleaning head can have agitating device (agitator device), and cleaning solution enters this folded carpet effectively to clean by this agitating device; Such agitating device can comprise one or more static state brush, this static state brush along with machine movable and stir this folded carpet along the surface of carpet, such as, or this one or more static state brush can be electronic, and motor drives rotatable brush holder support or mixing drum.

This device also comprises suction source (a source of suction), and this suction source is generally drives impeller fan to produce the motor of suction airstream, thus is extracted out from this folded carpet by dirty cleaning solution after the cleaning.The suction nozzle with battery unit be connected with cleaning head closes on and towards this carpet with from this carpet pumping liquid, and suction airstream is through suitable pipeline or passage, and this pipeline or passage extend from suction nozzle with battery unit to the recovery tank for dirty liquid.In recovery tank, suction airstream is along the flowing of winding raod footpath, and in this winding raod footpath, the dirty liquid body carried secretly is separated from air-flow, and air-flow arrives suction source by suitable outlet conduit from recovery tank.Finally, airflow exits is in surrounding environment.

Substantially, the object of the invention is in surface processing device, provide some to improve, this surface processing device is generally the above-mentioned type.

One aspect of the present invention provides a kind of surface processing device, and this surface processing device comprises main body and process head, and this process head is by be applied to treatment fluid on the surface and from the liquid of surface removal at least a big chunk, thus effects on surface processes; Wherein, process head at least partially can be dismantled from the main body of described device, and can be replaced by the parts of different structure in head described in process head or first or part.

The further feature of above-mentioned aspect of the present invention will be described in the accompanying claims.

Above and other feature of the present invention will be described with reference to accompanying drawing by way of example, wherein:

Fig. 1 and Fig. 2 is the see-through view from different perspectives of surface cleaning apparatus according to the preferred embodiment of the present invention;

Fig. 3 is the viewgraph of cross-section of this device, shows the inner member of this device and the gas channel illustrated through this device;

Fig. 4 is view as shown in Figure 3, which show the gas channel that another substitutes;

Fig. 5 is the view according to Fig. 1, shows and removes cleaning head from this device;

Fig. 6 is the partial enlarged view of Fig. 5;

Fig. 7 is the perspective view of the internal part of cleaning head part;

Fig. 8 A and Fig. 8 B shows another alternative position of the parts of cleaning head partial interior;

Fig. 9 shows removing of the stirring parts of cleaning head part;

Figure 10 is the perspective view of this device, and the handle portion showing this device is in and is folded down position;

Figure 11 is the perspective view of the rotating mechanism of display handle;

Figure 12 is the viewgraph of cross-section of the handle rotating mechanism shown in Figure 11;

Figure 13 is the viewgraph of cross-section of the part of the handle of this device, the retaining mechanism of display handle;

Figure 14 is the perspective view of the cleaning device of the embodiment that another kind according to the present invention substitutes;

Figure 15 is another perspective view of the cleaning device according to Figure 14, wherein said cleaning head part from the body portion of cleaning device from;

Figure 16 is the perspective view of the cleaning head part of this device, and wherein said cleaning member part and electric element part are shown as and are separated from each other;

Figure 17 is another perspective view of the cleaning head part of this device, and display agitating element partly inserts;

Figure 18 is the side view in the cleaning element portion of cleaning head part;

Figure 19 is the view of the inner surface of the detachable part of the housing wall of cleaning head part;

Figure 20 and Figure 21 is perspective view and the profile perspective of the handle of cleaning device according to the embodiment of the present invention;

Figure 22 and Figure 23 is the cross sectional front elevation of the discharged seizure mechanism of the bridge of handle, and can discharge the perspective view of part of the sleeve catching mechanism; With

Figure 24, Figure 25 and Figure 26 are can the side view of cross section that connects of pivotable between the handle of embodiments of the present invention and main body.

First with reference to Fig. 1 and Fig. 2 in accompanying drawing, this Fig. 1 and Fig. 2 shows according to surface cleaning apparatus of the present invention, is in particular carpet cleaner.This device comprises base portion or main part (body portion) 10, this main part is set to have to engage wheel (floor surface-engagingwheel) 12 to floor surface towards the rearmost end (the people of clean floor surface under the state of the common use of device) of this main part, and this floor surface engages wheel 12 and device can be supported on floor surface and can easily move along floor surface.This is taken turns and can is arranged on by any suitable method in main body 10, such as take turns with two and pass device main body extend axle, or mechanism of independent wheel supporting form (individual wheel-supporting formation), all comprises suitable bearing arrangement in every case.

This device comprises Handleset further, and this Handleset shows by numeral 14 usually.The main body 10 that Handleset is pivotably connected to device is moved with the transverse pivot 16 shown in Fig. 2; The mechanism that Handleset associates with it will hereafter be described in more detail.

This device is used for coming cleaning carpet or other surfaces by applying cleaning solution (cleaning liquid) to surface, to stir with surface (when for carpet, this folded carpet can be penetrated to make liquid thus remove dirt from this folded carpet) liquid that contacts and subsequently by aspirating (suction) by dirty liquid removal.When cleaning carpet, cleaning solution is generally has appropriate inorganic agent or the water of reagent, and this appropriate inorganic agent or reagent are that cleaning agent (detergent) is added to the water.Liquid is applied to surface, and the liquid on effects on surface stirs, and is removed by the liquid on surface, and aforesaid operations is realized by the cleaning head assembly 18 being arranged on the lower front end of the main body of device.The main body of this device is with the water tank (tank) usually shown with digital 20, this water tank 20 will be applied to the fresh cleaning solution on surface for storing, above water tank 20, be provided with return water tank 22, this return water tank 22 is for storing the dirty cleaning solution reclaimed from surface.These essential parts will hereafter be described in more detail.

Visible in the front of cleaning head assembly 18 is the parts 24 of the housing (housing) 26 of assembly, and wherein these parts are provided with suction nozzle with battery unit (suction nozzle), and this suction nozzle with battery unit will hereafter be described in more detail.Above parts 24, the main body 10 of device defines tube portion (duct portion) 46, and duct member 28 and 30 is separately positioned on the outside of clean liquid bath 20 and dirty liquid tank 22.Duct member 46,28 and 30 is arranged jointly with the topmost making air-flow can flow to water tank 22 as mentioned below from suction nozzle with battery unit.

With reference now to the Fig. 3 in accompanying drawing, Fig. 3, show the basic structure of device internal part.Have at the rear portion of the main body 10 of device usually with the suction source that numeral 34 shows, this suction source 34 is positioned partially at the position between wheel 12.This suction source comprises the motor 36 of drive fan or impeller 38.The entrance arriving the suction air-flow of fan 38 is positioned at the top of fan 38, and inlet duct portion 40 up extends from fan inlet.Air-flow is discharged into the motor in main body 10 and the space around fan after by fan 38, and by discharging towards the outlet 42 of device placement surface from main body.Although described below is isolating construction, owing to entering the suction air-flow of fan 38 still containing some water particles, the air of discharging from fan 38 is also not used in cooling motor without motor 36, alternatively, surrounding air to be drawn in motor and cooling motor individually, and this surrounding air is together discharged by opening 42 and the suction airstream be discharged.Such discharge air is warm, therefore, it is possible to drying aid surface after cleaned on surface.

Fig. 3 shows water tank 20 and 22 respectively and is positioned at the internal structure of duct member 28 and 30 of water tank forward exterior.Be positioned at aliging with the tube portion 46 of the front side of main body 10 bottom of the duct member 28 of the front side of water tank 20, and tube portion 46 aligns to receive the suction airstream from this suction nozzle with battery unit with the top of suction nozzle with battery unit.Above water tank 22, be provided with the cap 48 with handle 50, this cap 48 limits another duct member 52, and this duct member 52 ends at towards the baffle plate 54 to downward-extension.Be provided with the sloping baffle 56 extended forward after baffle plate 54, enter into water tank 22 to make the suction box air-flow of water-filling turn to along downward-sloping forward direction.At the rear portion of water tank 22, the opening at water tank 22 top leads to the space 58 in cap 48, and this space 58 is communicated with the pipe 60 through water tank 22 mediad downward-extension, leaves water tank 22 and enter into the inlet tube 40 leading to fan 38 to make suction airstream.Air-flow in such water tank 22 effectively can make the water droplet be entrained in suction airstream precipitate from air-flow and be retained in water tank 22.

In order to empty the dirty cleaning solution of this separation, water tank 22 has the pipe 62 that comes down in torrents, and this pipe 62 that comes down in torrents 64 to be communicated with the inside of water tank 22 bottom at it.The pipe 62 that comes down in torrents topmost is closed by cover piece 48 at it.When removing cover piece, water tank 22 can be removed from the base portion 10 of device and tilt to be emptied Ethylene recov wherein by the pipe 62 that comes down in torrents.Water tank 20 has inlet and closing cap, and this closing cap is shown by numeral 70 usually.When removing water tank 22, just can fill water tank 20, or if necessary, water tank 20 can remove to fill from the main body of device.Cleaning solution is extracted out from water tank 20 by pump 71 as required, and is delivered to applying mouth or spray boom 72, and cleaning solution is applied to cleaned surface by this applying mouth or spray boom.

As by the alternative of suction nozzle with battery unit by the mode of the dirty cleaning solution sucking-off on surface, this device can be set to connect suction hose.Fig. 4 of accompanying drawing shows the hose coupling 80 that suction hose can be connected to duct member 46.Suitable switching mechanism (changeovermechanism) is provided with in duct member 46, to make when flexible pipe is not connected with joint 80, joint cuts out, thus the suction force being applied to suction nozzle with battery unit can not be reduced, when flexible pipe is connected to joint 80, the connection of suction nozzle with battery unit disconnects, thus the suction force of flexible pipe can not be reduced.

Such flexible pipe can be connected to hand-held cleaning head, can also be provided for the device associated with flexible pipe cleaning solution being delivered to from water tank 22 this cleaning head by pump 71.

With reference to Fig. 5 to Fig. 9 of accompanying drawing, the details that these figures show that cleaning head 18 and be connected with the main body 10 of device.Fig. 5 shows the device with cleaning head, and wherein this cleaning head removes from device slightly, and Fig. 6 shows the part of the main body 10 of cleaning head and device in greater detail.Main body 10 is provided with two mounting rods 86 to downward-extension, and these two mounting rods 86 are spaced along the horizontal direction of main body 10.Each bar 86 has contiguous its and descends the annular groove 88 of free end most.

The housing 26 of cleaning head 18 has antetheca 92, and the parts 24 that this extends forward extend from this antetheca 92, and suction nozzle with battery unit is arranged on these parts 24 extended forward.Mounting rod 86 can enter into opening 94, and this opening extends to the housing 90 of cleaning head from the upper surface 96 of cleaning head.Rotating securing member has head 98, close to this head 98, and can be rotated with instruments such as screwdrivers, thus engage with the groove 88 on mounting rod, to be remained in the main body of device by cleaning head assembly by the antetheca 92 of housing.Arrow on Fig. 6 describes and to be installed to by cleaning head assembly on device and cleaning head assembly to be fixed on the operation of appropriate location, removes the inverse operation that this assembly is aforesaid operations.

Fig. 7 shows the internal part of cleaning head assembly.Particularly, in front view, the suction nozzle with battery unit 100 of " fish tail " shape is connected with housing in parts 24 inside of housing.This suction nozzle with battery unit has opening downwardly at its lower limb 102, and the upper end of suction nozzle with battery unit has outlet 104.Opening 104 is towards the hole 106 on the upper surface 96 of housing 26, and the air-flow of the withdrawing air entering into pipe-line system towards duct member 46 bottom, thus is directed to dirty liquid water tank 22 by this hole 106.

The inside of housing 26 has the lid 108 of partial cylindrical shapes, and the foot opening circumferentially of this lid 108 is rotatably installed in lid 108 to make stirring parts, with stirring parts below surface contact to be cleaned.This stirring parts can for the cylindrical member extended, this cylindrical member is provided with some agitators (beater) and brush part (brush elements) (being sometimes referred to as brush holder support (brush bar)) on its outer peripheral face, and this some agitator and brush part are supported around its longitudinal axis rotatably by suitable bearing.This stirring parts can be driven by motor, this motor has housing 110 and the rotatable take-off lever of axle around the length direction being basically parallel to agitation means, driving between the take-off lever of motor and agitating member connects to be provided by drive unit, such as rotating band (can be cog belt) or gear train, this drive unit is arranged among the shell 112 of extension between motor 110 and cover piece 108.

Stirring parts is arranged in housing 26 with the parts associated (comprising lid 108) to move up and down relative to housing 26.Moveable parts are connected with the helical spring 114 of housing 26 by four vertical orientations, each helical spring 114 be connected with lid 108 bottom and the top of each helical spring 114 is connected with the housing 26 below roof 96.Therefore, stirring parts can move, and to a certain extent, can oneself's alignment with stirring parts below surface contact.

Electrical connection for powering to motor 110 is based upon between electrical contact (electricalcontacts) (not shown) of mutual operation, this electrical contact respectively with the body association of cleaning head assembly and device, electrical contact engages when in the main body that cleaning head is arranged on device.Motor 110 can move up and down with stirring parts and parts thereof in housing 26, or motor 110 can be fixed on the fixed position in housing 26, and the driving mechanism in this case in shell 112 must allow relative motion between motor and stirring parts.

Fig. 8 a and Fig. 8 b shows stirring parts and lid 108 can move up and down in housing 26; The lowermost position that Fig. 8 a shows stirring parts is put, and Fig. 8 b shows the uppermost position in fig-ure of stirring parts.

If need to change stirring parts or clean stirring parts, stirring parts itself can be extracted along the direction perpendicular to device from cleaning head.The end of the stirring parts contrary with the end driven by motor 110 of stirring parts is towards the end wall 118 of housing 26, and this end wall 118 can move up and down relative to housing together with stirring parts.Consistent with the end of stirring parts, the parts 120 of this wall portion 118 can disassemble from the remainder of wall portion 118, between this parts 120 and wall portion 118, there is fastener matching structure, and make after these parts 120 carry out angular movement such as being engaged with the groove 122 on movable wall parts 120 by coin, these parts 120 can be disassembled.Fig. 9 in accompanying drawing shows the wall components 120 that is disassembled and extracts agitating member 124 by the opening be implemented in wall portion 118.As described above, the end of contrary with wall portion 118 stirring parts drives rotatable by motor when engaging with actuator.This driving joint can be being bonded with each other of the surface of being bonded with each other (interengaging splines) of spline or other non-circular (non-circular) mutual operation.

Figure 10 shows Handleset 14 can around axis 16 pivotable to present level or close to horizontal orientation, thus device is taken when not using space-minimized.Handleset is also can extend or shrink by telescopically.

Figure 11 show in greater detail Handleset and pivot, and Handleset is removable and can remain on the position of needs by pivot.

More specifically, Handleset 14 comprises two arms substantially extended parallel to each other 130 and 132.First arm 130 comprises two interconnective elements 134 and 136 of telescopically, and wherein element 134 extends in the inside of element 136.Similarly, arm 132 comprises the element 138 and 140 of scalable connection, and wherein element 138 extends in the inside of element 140.Element 134 with 138 free end be connected with bridgeware 144 by lateral member 142, lateral member 142 and bridgeware 144 laterally extending between element 136 and the abutting end of 140.Certainly, lateral member 142 forms the handle portion that can be grasped by user.In order to make element 134 and 138 can remain on a position selected in multiple desired location relative to element 136 and 140, provide a kind of arrestment mechanism (catch mechanism), this arrestment mechanism shows in fig. 13 in further detail.

Bridgeware 144 be hollow structure and its inside with two brake components 146 and 148 toward the outer side on the contrary.These brake components are biased by spring 150 and are retracted into the inside of part 144.Brake component is outwards promoted to be engaged by the hole selected with the multiple holes 152 in element 134 and 138 by the cam face 154 and 156 of the opposition side of cam member 158.Cam member 158 can overcome the elastic force of spring 160 by depression bar 162 and be manually compressed, thus makes brake component 146 and 148 retract under the effect of the elastic force of spring 150 and depart from the joint with hole 152 respectively.When depression bar 162 discharges, brake component is outwards biased by cam member 158, and when aliging with brake component in contrary hole 152, and Kong Yinyu brake component engages with the flexible setting keeping handle.

Pivot for Handleset 14 comprises the cup shell 164 and 166 of the end being positioned at element 136 and 140.Axle 168 extends through the main body 10 of device.Each in element 164 and 166 comprises arrestment mechanism, and element can remain in the angle position relative to the selection of device by this arrestment mechanism, and this arrestment mechanism can be discharged by the end cap 170 of inside press element 164.Brake component can make handle remain on (the downward folding position namely shown in Figure 10 and the stand up position shown in other accompanying drawings) on the position of spaced 90 degree.Can also provide and Handleset is remained on one or more centre position.

With reference to the Figure 14 to Figure 26 in accompanying drawing, introduce now other features of the embodiment for the treatment of apparatus.Unless indicated to the contrary, the feature of all embodiments presented here can merge, and those skilled in the art's feature can understood below is the supplementary of above-mentioned feature in description.

It is understood that unless indicated to the contrary, the mechanism be suitable in described embodiment before also can with in embodiment below.These mechanisms comprise all suctions and cleaning solution distribution mechanism, the basic principle of stirring parts operation, cleaning solution and addle storage etc.

Figure 14 shows surface processing device 200, and this surface processing device 200 comprises main body and process 218, and with the Handleset 250 of structure substantially identical in embodiment before.Handleset 250 comprises a pair arm 254 substantially extended parallel to each other, each arm 254 comprises: the first element 268 and the second element 266, this first element 268 and the second element 266 mutually telescopically are connected, and wherein said first element 268 extends in the inside of described second element 266; Bridgeware 270, this bridgeware 270 is laterally extending between a pair second elements 266; And arrestment mechanism 258 can be discharged, this arrestment mechanism 258 is provided by bridgeware 270.Each arm 254 is respectively in the pivotable main body being connected to device 200 of pivotal connection 256.Handleset 250 can also become " handle " hereinafter for simplicity.

With reference to Figure 15 and Figure 16, the process of device 200 218 can be dismantled from the main body of device 200.In embodiments, as shown in the figure, process 218 comprises Part I 220 and Part II 221.Can be that process 218 can comprise the part that two or more can be taken apart mutually with imagining, but let us be described process 218 situation comprising two parts for simplicity.Multiple process 218 can be provided to be connected to convertibly on device 200.Can imagine, process head can comprise the surface cleaning apparatus of head (head), brush holder support, squeegee or the other types with cylinder (roller).

Method process 218 being connected to the main body of cleaner is basic consistent with method mentioned above, use locking mechanism (latching mechanism), clip (clip) etc.Process one of head or other parts can need to remove bolt to be dismantled from the main body of device 200 by process head further or alternatively.The part of process 218 or process 218 can be pulled down and change/change/to clean by user in this way.

The process head of device 200 comprises support stirring parts 226 in the housing, stirring parts 226 can be driven by engaging with drives structure (drive formation) 230 with one end of stirring parts 226 rotatably by motor 228, thus the driving of rotation is delivered to stirring parts 226, drives structure 230 is driven by power train (drive train), this power train comprises actuator (drive element), and this actuator extends around the structure be arranged in drives structure 230 respectively and is positioned on the output shaft of motor 228.When embodiment display stirring parts shown in the drawings is when can be driven the brush holder support rotated, understandably, also non-driven stirring parts can be suitable for, or any other forms of driving stirring parts (this stirring parts can be slided, wiping, vibration etc.).

Part I 220 comprises motor 228, power train and for driving the drives structure 230 of stirring parts 226.Part II 221 comprises at least in part around the housing of stirring parts 226 (although natch, stirring parts 226 can be dismantled from Part II 221).Two parts 220 and 221 can be interconnected by lock structure 222 and 224, are interconnected simply by user to enable two parts.In addition, or alternatively, pin (pin) can be passed through and insert in vertical direction, and be each passed through the hole be arranged on Part I 220 and Part II 221, to be interfixed by two parts further.

In embodiments, provide fixed structure in, this fixed structure comprise be arranged on device 200 main body on a pair locking pin (locking pin) 223, and be separately positioned on the slot (socket) 225 in process 218.Slot 225 can be keyhole shape usually.In order to process 218 is fixed in main body, each locking pin 223 respectively with the wider end part aligning of each slot 225 so that locking pin 223 can be inserted in slot 225.Locking pin 223 is made to slide in slot 225 with post processing 218 relative to the lateral movement of main body, the narrower part of slot 225 is moved to make locking pin 223, larger than the diameter of the narrower part of slot 225 at the diameter of the head of this position pin 223, this just anti-shotpin withdraw from from slot 225, therefore make process 218 remain on this position.In embodiments, can imagine, also can be suitable for other syndetons, such as screw, such as, when the one or both in part 220 and 221 is connected to the main body of device 200.

In embodiments, the Part I of process head provides all electrical equipments needing to be used for driving stirring parts 226, although Part II 221 does not comprise the electric component comprising any electric wire or cable etc. completely.This means, Part I 220 can be pulled down from Part II 221 by user, thus user can clean Part II 221 (comprise stirring parts housing and for sucking by any suction nozzle of process 218 dirt provided or opening).Owing to not having electric component, above-mentioned clean can comprising immerses in liquid.In embodiments, Part I 220 comprises electrical equipment, and this Part I 220 can keep when Part II 221 is pulled down being connected with the main body of device 200.In embodiments, Part I 220 comprises electrical equipment, needs knockout screw to pull down from the main body of device 200 to make Part I 220, thus prevents or minimize the risk that electrical equipment exposes to the open air and/or get loose.In this embodiment, Part II 221 can disassemble from main body and Part I 220 by opening bolt-lock (latches), clip etc., and Part I 220 keeps being connected with main body simultaneously.

As shown in Figures 17 to 19, stirring parts 226 itself can be taken out along the horizontal direction of device from process head.Housing defines opening, and cleaning head 218 comprises and stirs door 202, and this stirring door 202 moves opening relative to housing between detent position, thus opens and closes opening.Stirring parts 226 can remove from housing when this door 202 is positioned at its open position.One end of stirring parts 226 is provided with end structure (end formation) 206, and the other end contrary with this end structure of stirring parts 226 is driven by drives structure 230.The part of end structure 206 is resisted against in the part of the process 218 being inserted into stirring parts 226 completely, thus prevents the further insertion of stirring parts 226.

In embodiments, opening around housing is provided with one or more alignment structures (alignmentformation) 212, thus align to the corresponding structure 210 be arranged on end structure 206, correct with the aligning between the housing under the complete insert state guaranteed end structure 206 and be in stirring parts 226.

When being positioned at completely within process 218, end structure 206 outside towards surface be disposed adjacent with the end wall portion being provided with the housing stirring door 202, this stirring door 202 can slide between open position and detent position.Stir door 202 and limit a pair ridge, each edge (edge) stirring door is respectively arranged with a ridge extended to bottom from top, this pair ridge be arranged on the corresponding channel engagement processed with every side of stirring door 202 on 218.

In embodiments, the end structure 206 of stirring parts is set to when stirring parts 226 is positioned at housing and stirs door 202 direct neighbor.End structure 206 outside towards surface provide the first holding structure (first retaining formation) 208, this first holding structure is set to engage with the second corresponding holding structure (second retaining formation) 216, and this second holding structure is separately positioned on the surface (as shown in figure 19) inwardly of stirring door 202.In embodiments, second holding structure 216 is provided by a pair spring steel (or similar elastic component), each second holding structure curves inwardly between corresponding a pair spring holding structure 215, and this pair spring holding structure 215 is arranged on and stirs on door 202.First holding structure 208 comprises a pair wall extended from the surface of end structure 206, each wall has a pair contact portion (contact portion) 214, this contact portion 214 is outwards angled, and is arranged so that stirring door 202 causes the steel part of the second holding structure 216 against the contact portion 214 of the first holding structure 208 relative to the sliding relative movement of end structure 206.In this way, holding structure to 208 and 216 be set to stir between the open position of door 202 and closed position contrary with the motion of stirring door 202.In closedown or open and stir door 202, two holding structures and contact with each other thus prevent door relative to the further motion of the end structure 206 of stirring parts 226.User causes spring part 216 to bend to stirring the enough power that door 202 applies, thus allows holding structure 208 and 216 to cross to move each other, thus allows door to open or close respectively.

Figure 20 to Figure 26 shows the aspect of the Handleset 250 of embodiments of the present invention.The basic structure of Handleset 250 is introduced in conjunction with Figure 14 above.Handleset 250 provides grip (lateral member 252 between the end being arranged on two arms 254), and device 200 can be moved by this grip by user from the teeth outwards.Handle 250 is at least one in following: (a) is pivotably connected to the main body of device; B () be extending and contraction in their length direction.In embodiments, handle 250 is pivotably connected to main body and extending in the longitudinal direction and contraction.In embodiments, handle 250 can telescopic elongation and contraction.

In embodiments, with reference to Figure 22 and Figure 23, the releasable arrestment mechanism 258 that the length that device 200 comprises the selection for keeping handle 250 is arranged.Releasable arrestment mechanism 258 is arranged by bridgeware 250.Bridgeware 270 is generally hollow, and contrary with two therein and outwards towards brake component 274.These brake components 274 are by least one spring 276 outwards bias voltage.Brake component 274 be biased with the hole 260 be arranged in the first element 268 to joint.

In embodiments, device 200 comprises and is set to substantially around the oversleeve (cuff) 272 of a part for bridgeware 270, wherein, oversleeve 272 limits a pair groove (slot) 284 being suitable for holding pair of pin (pin) 282, and this pair of pin 282 is connected with brake component 274 respectively.Groove 284 is set to provide cam face, thus oversleeve 272 causes pin 282 to engage with groove 284 around the rotation of bridgeware 270 in a first direction, thus makes each pin 282 remove from its hole 260 respectively with the brake component 274 be connected respectively.This motion causes brake component 274 to be untied from hole 260, therefore allows the relative motion between the first element 268 and the second element 266.When oversleeve 272 rotates in the second, opposite direction, the bias force of spring 276 causes brake component 274 outwards to move to engaging with hole 260 respectively, and the rotation along with groove 284 makes pin 282 can outwards movement.In embodiments, oversleeve 272 can be biased (by spring etc.) to its initial position, and brake component 274 engages with hole 260 at this initial position.

With reference to Figure 24 to Figure 26, the handle pivot of embodiments of the present invention is described.Bar or axle (rod or spindle) 290 extend across the width of the main body of device 200.Handle 250 is connected with bar 290, and bar 290 rotatably remains in sleeve (sleeve) 288, and this sleeve 288 is arranged in the main body of device 200.

It is circular cross-sectional profile that bar 290 has basic.Therefore, a position of the circumference of bar 290 is provided with recessed portion (recessed portion).This recessed portion provide abutment surface (abutmentsurface) 294 be suitable for be arranged on fastening device 296 in the main body of device 200 against.When fastening device 296 is against this abutment surface 294, anti-stopping bar 290 and handle 250 are in the rotation of the first direction of rotation relative to main body.

Fastening device 296 provides another groove 300 for holding pin 298, and fastening device provides the triggering part (trigger portion) 286 that can be operated by user.Fastening device 296 is arranged on pin 298 pivotly.Triggering part 286 comprises the handle or pedal (such as pedal) that can be operated by user.The power being applied to triggering part 286 by user causes fastening device around the rotation of pin 298, thus fastening device 296 is untied with the recessed portion of bar 290, leave abutment surface 294 to be mentioned by fastening device 296, therefore make bar 290 and handle 250 can rotate in a first rotational direction (as shown in Figure 26).In embodiments, fastening device 296 is biased towards its initial configuration, this fastening device engages with the recessed portion of bar 290 in this initial configuration (Compress Spring such as by being positioned at 293, or by the tension spring that is positioned at appropriate location or torsionspring).

In embodiments, the recessed portion of the cross-sectional profiles of bar 290 also provides the lip limit (lip) 292 contrary with abutment surface 294, and this lip limit is set to when fastening device 296 engages with recessed portion, bar 290 and the rotary motion of handle 250 in the second contrary direction of rotation are resisted in lip limit 292.From its initial position, fastening device 296 engages with recessed portion at this initial position, and when user applies to handle 250 power enough (made a reservation for) in a second rotational direction, bar 290 and handle 250 can rotate in a second rotational direction.Fastening device 296 Tui Dong And is made it the power of the bias spring engaged with the recessed portion of bar 290 by this power for resisting.Power upon application of abundance overcomes contrary bias force, and the end along with fastening device 296 crosses the lip limit 292 of swingle 290, and the end of fastening device 296 outwards moves away from the central axis of bar 290.Then, handle 250 can be moved back to its initial position by user, and swingle 290 engages with recessed portion again to make fastening device 296.

The term used in the present specification and claims " comprise " and " comprising " and other distortion represent specific features, step or entirety (integer) be included.Term can not be construed to gets rid of other features, step or parts.

Above-mentioned description, or subsidiary claim, or adjoint accompanying drawing discloses feature, this feature is by its concrete structure, or the form of the device for the function disclosed in realization, or describe for the method that obtains disclosed effect or step, these features can suitably be used alone or in the mode of any combination, with by different forms for realizing the present invention.

The feature of embodiments of the present invention is stated in following clause:

1, surface processing device, this surface processing device comprises main body and process head, and this process head is used for by being applied to by treatment fluid on the surface and by least most liquid from this surface removal to process described surface; Wherein, at least part of described process head from the described main body dismounting of described device, and can be replaced by the parts of different structure in head described in process head or first or part.

2, the device according to clause 1, wherein, described process head as assembly dismounting or can be replaced.

3, the device according to clause 1 or 2, wherein, described process head is cleaning head.

4, the device according to clause 3, wherein, described cleaning head comprises the device for cleaning solution being applied to described surface and is used for applying suction with the device removing described liquid to described surface.

5, the device according to clause 4, wherein, described cleaning head also comprises stirring parts.

6, the device according to clause 5, wherein, described stirring parts can rotatably drive, and described cleaning head comprises the motor for realizing this driving.

7, the device according to clause 6, wherein, described motor and described stirring parts spaced and drive described stirring parts by the power train between described motor and described stirring parts.

8, the device according to clause 7, wherein, described power train comprises actuator, and this actuator around the structure be arranged in described stirring parts the output shaft being positioned at described motor extends respectively.

9, the device according to clause 8, wherein, described actuator comprises rotating band.

10, according to clause 6 or be subordinated to arbitrarily clause 6 clause described in device, wherein, when using described stirring parts, described stirring parts can move up and down relative to the housing of described cleaning head.

11, the device according to clause 10, wherein, described stirring parts is biased to move down relative to described housing, to engage with cleaned surface.

12, the device according to clause 10 or 11, wherein, described stirring parts assembly is guided by substantially vertical guide structure to move up and down relative to described housing.

13, the device according to clause 12, wherein, the contacting at least partly of spring assembly and described structure realizes being biased.

14, according to the device described in any one be directly or indirectly subordinated in the clause 10 to 12 of clause 7, wherein, described motor can move relative to described housing up and down with described mixing component.

15, be subordinated to the device of clause 5 according to clause 5 or any one, wherein, described stirring parts can be dismantled from described cleaning head in a lateral direction.

16, the device according to clause 15, wherein, described dismounting can not use instrument and realize.

17, according to the device described in clause 15 or 16 being subordinated to clause 10 directly or indirectly, wherein, described housing comprises can be opened or removable section, and this can be opened or removable section allows the dismounting of described stirring parts.

18, the device according to above-mentioned any one clause, wherein, described process head comprises suction nozzle with battery unit, and described treatment fluid can by this suction nozzle with battery unit from processed surperficial sucking-off.

19, the device according to clause 18, wherein, described suction nozzle with battery unit has the opening towards processed surface, and this suction nozzle with battery unit extends the width substantially identical with described cleaning head along the horizontal direction of described device.

20, the device according to clause 19, wherein, described device comprises suction source, this suction source for generation of suction airstream so that liquid is removed from described processed surface.

21, the device according to above-mentioned any one clause, wherein, described device comprises return water tank, and this return water tank is for holding the liquid removed from described processed surface.

22, the device according to clause 21, wherein, described return water tank can be dismantled from the described main body of described device.

23, according to the device described in clause 22 being subordinated to clause 20, wherein, described return water tank is arranged on the upper area above the described base portion of described device, and described suction source is arranged in a part for described base portion for described device.

24, the device according to clause 23, wherein, described return water tank comprises and extends downwardly into through described water tank the pipeline leading to described suction source.

25, basis is subordinated to the device in the clause 21 to 23 of clause 18 or 19 described in any one, and described device comprises the pipeline extending up to described return water tank from described suction nozzle with battery unit.

26, the device according to clause 25, wherein, described suction airstream enters described return water tank downwards, then upwards flows to enter the pipeline leading to described suction source in described water tank.

27, according to the device in aforesaid clause 21 to 26 described in any one, wherein, described device also comprises the supply water tank for cleaning solution being transferred to processed surface.

28, the device according to clause 27, wherein, described supply water tank is at least partially disposed on below described return water tank.

29, surface processing device, this surface processing device comprises main body; Process head, this process head is used for applying liquid to surface and the major part in described liquid being removed; Supply water tank, this supply water tank is for supplying clean described liquid; Return water tank, this return water tank is for holding the liquid from described processed surface removal; Suction source, this suction source is for generation of suction airstream; And pipeline, this pipeline is used for from described process head to described return water tank transmission suction airstream and the liquid from described surface removal; Wherein, described return water tank comprises pipeline, and this pipeline down leaves described water tank so that described suction airstream is transferred to described suction source.

30, the device according to clause 29, wherein, described suction airstream down enters described return water tank, then upwards flows to enter the pipeline leading to described suction source in described water tank.

31, the device according to clause 29 or 30, wherein, the described pipeline leading to described suction source extends downwardly through described return water tank.

32, according to the device in clause 29 to 31 described in any one, wherein, described return water tank has lid, and this lid comprises the conduit part of the suction airstream for entering described water tank.

33, according to the device in clause 29 to 32 described in any one, wherein, described supply water tank is at least partially disposed on below described return water tank.

34, surface processing device, this surface processing device comprises main body and process head, and this process head is used for by being applied to by treatment fluid on the surface and by least most liquid from this surface removal to process described surface; And this surface processing device comprises handle further, user can just move described device on said surface by described handle.Wherein, described handle be following at least one: (a) is pivotably connected to the main body of described device and one selected in multiple angle positions that can be set to relative to described main body; B () can extend and shrink on the length direction of described handle.

35, the device according to clause 34, wherein, described handle is roughly the U-shaped of reversing, and described handle has spaced arm, and one end of this arm is pivotably connected to described device, and the other end of described arm is interconnected by coupling part.

36, the device according to clause 35, wherein, at least one during described arm is connected with the pivotable of described handle comprises maintaining body, to keep described handle relative to the selected angle position of described main body.

37, the device according to clause 36, wherein, described device comprises the relieving mechanism for release lever, to make described handle relative to the base portion pivotable of described device.

38, the device according to clause 37, wherein, described relieving mechanism can operate the maintaining body of two the arm Fen Do side by side discharged for described handle.

39, according to the device in clause 34 to 38 described in any one, wherein, described telescopic handle ground extends or retracts.

40, the device according to clause 39, wherein, is provided with the discharged arrestment mechanism for keeping the selected length of described handle to arrange.

41, the device according to any one in clause 1 to 28 and any one in clause 29 to 33.

42, the device according to any one in clause 1 to 28 and any one in clause 34 to 40.

Being applicable to 43, according to above-mentioned any one clause processes the device of floor surface.

44, the device according to clause 43, this device is cleaning device for carpet.

Claims

1. surface processing device, this surface processing device comprises main body and the process head for the treatment of surface, wherein, at least part of described process head from the described main body dismounting of described device, and can be replaced by the parts of different structure in head described in process head or first or part.

2. device according to claim 1, wherein, described process head as assembly dismounting or can be replaced.

3. device according to claim 1 and 2, wherein, described process head is cleaning head, and described device can operate with by being applied to by treatment fluid on the surface and by least most liquid from this surface removal to process described surface.

4. device according to claim 3, wherein, described cleaning head comprises the device for cleaning solution being applied to described surface and is used for applying suction with the device removing described liquid to described surface.

5. device according to claim 4, wherein, described cleaning head also comprises stirring parts.

6. device according to claim 5, wherein, described stirring parts can rotatably drive, and described cleaning head comprises the motor for realizing this driving.

7. device according to claim 6, wherein, described motor and described stirring parts spaced and drive described stirring parts by the power train between described motor and described stirring parts.

8. device according to claim 7, wherein, described power train comprises actuator, and this actuator extends around the structure be arranged in described stirring parts respectively and is positioned on the output shaft of described motor.

9. device according to claim 8, wherein, described actuator comprises rotating band.

10. according to claim 6 or be subordinated to arbitrarily claim 6 claim described in device, wherein, when using described stirring parts, described stirring parts can move up and down relative to the housing of described cleaning head.

11. devices according to claim 10, wherein, described stirring parts is biased to move down relative to described housing, to engage with cleaned surface.

12. devices according to claim 10 or 11, wherein, described stirring parts assembly is guided by substantially vertical guide structure to move up and down relative to described housing.

13. devices according to claim 12, wherein, the contacting at least partly of spring assembly and described structure realizes being biased.

14. according to the device described in any one be directly or indirectly subordinated in the claim 10 to 12 of claim 7, and wherein, described motor can move relative to described housing up and down with described mixing component.

15. according to claim 5 or the device of any one claim being subordinated to claim 5, and wherein, described stirring parts can be dismantled from described cleaning head in a lateral direction.

16. devices according to claim 15, wherein, described dismounting can not use instrument and realize.

17. according to the device described in claim 15 or 16 being subordinated to claim 10 directly or indirectly, and wherein, described housing comprises can be opened or removable section, and this can be opened or removable section allows the dismounting of described stirring parts.

18. devices according to above-mentioned any one claim, wherein, described process head comprises suction nozzle with battery unit, and described treatment fluid can by this suction nozzle with battery unit from processed surperficial sucking-off.

19. devices according to claim 18, wherein, described suction nozzle with battery unit has the opening towards processed surface, and this suction nozzle with battery unit extends the width substantially identical with described cleaning head along the horizontal direction of described device.

20. devices according to claim 19, wherein, described device comprises suction source, this suction source for generation of suction airstream so that liquid is removed from described processed surface.

21. devices according to above-mentioned any one claim, wherein, described device comprises return water tank, and this return water tank is for holding the liquid removed from described processed surface.

22. devices according to claim 21, wherein, described return water tank can be dismantled from the described main body of described device.

23. according to the device according to claim 22 being subordinated to claim 20, and wherein, described return water tank is arranged on the upper area above the described base portion of described device, and described suction source is arranged in a part for described base portion for described device.

24. devices according to claim 23, wherein, described return water tank comprises and extends downwardly into through described water tank the pipeline leading to described suction source.

25. bases are subordinated to the device in the claim 21 to 23 of claim 18 or 19 described in any one, and described device comprises the pipeline extending up to described return water tank from described suction nozzle with battery unit.

26. devices according to claim 25, wherein, described suction airstream enters described return water tank downwards, then upwards flows to enter the pipeline leading to described suction source in described water tank.

27. according to the device in the claims 21 to 26 described in any one, and wherein, described device also comprises the supply water tank for cleaning solution being transferred to processed surface.

28. devices according to claim 27, wherein, described supply water tank is at least partially disposed on below described return water tank.

29. devices according to claim 5, wherein, described stirring parts is supported in the housing in described cleaning head, and can from the transversely direction dismounting of described cleaning head, described housing limits opening, and described cleaning head comprises can between open and closed positions relative to the agitator door of described housing movement, to open or close the described opening in described housing, wherein when described door is in the open position of described door, described stirring parts can be dismantled from described housing.

30. devices according to claim 29, wherein, described agitator door can slide between its open position and closed position.

31. devices according to claim 29 or 30, wherein, described stirring parts comprises end structure, this end structure contiguous described agitator door when described agitator is positioned within described housing is arranged, described device also comprises the outside inwardly surperficial holding structure towards surface and described agitator door being separately positioned on described stirring parts end structure, and this holding structure is set to prevent described agitator door from moving between the open position and closed position of described stirring door.

32. devices according to claim 2, wherein, described process head comprises stirring parts, this stirring parts is driven by drives structure by motor, the detachable part of wherein said process head comprises Part I and Part II, this Part I comprises motor and drives structure, and this Part II comprises stirring parts, does not comprise electrical equipment to make described Part II.

33. devices according to claim 32, wherein, described stirring parts is supported in housing, and described stirring parts rotatably can be driven by described drives structure by motor, described drives structure is driven by power train, this power train comprises actuator, this actuator extends around the structure be arranged in described drives structure respectively and is positioned on the output shaft of described motor, described drives structure can engage with the end of described stirring parts, with by rotary drive transmission to described stirring parts, the described Part I of wherein said process head comprises motor, power train and drives structure, described Part II comprises described housing and stirring parts.

34. surface processing devices, this surface processing device comprises and has process head with the main body for the treatment of surface, and handle, and user can just move described device on said surface by this handle; Wherein, described handle be following at least one: (a) is pivotably connected to the main body of described device; (b) can extend and shrink on the length direction of described handle.

35. devices according to claim 34, wherein, described handle is pivotably connected to the described main body of described device, described handle is connected with bar, this bar rotatably remains in sleeve, this sleeve is arranged in the main body of described device, described bar has the cross-sectional profiles being roughly circle, described bar has recessed portion, this recessed portion provides abutment surface to be suitable for against locking member, with in described locking member against preventing described bar and the rotation in a first rotational direction of described handle during described abutment surface.

36. devices according to claim 35, wherein, described fastening device supporting pin pivotly, wherein said locking member provides the triggering part that can be operated by user, described locking member is caused to rotate around described pin with the power making user be applied to described triggering part, thus described locking member is thrown off from the female part of described bar, therefore make described bar and described handle can rotate in described first direction of rotation.

37. devices according to claim 36, wherein, described locking member is biased to engage towards with the female part of described bar.

38. devices according to claim 36 or 37, wherein, described triggering part comprises the handle or pedal that can be operated by user.

39. according to the device in claim 36 to 38 described in any one, wherein, the female part of the cross-sectional profiles of described bar arranges lip limit, this lip limit is configured to when described locking member engages with the female part on described lip limit, and described bar and the rotary motion of described handle in the second contrary direction of rotation are resisted in described lip limit.

40. according to device according to claim 39, wherein, when described locking member engages with the female part of described bar, along described second direction of rotation applying predetermined force, described handle can be rotated to described handle in described second direction of rotation.

41. according to the device in claim 34 to 40 described in any one, and wherein, described handle is extending and contraction on the length direction of described handle, and described device comprises releasable arrestment mechanism and arranges described handle to be remained on selected length.

42. devices according to claim 41, wherein, described handle can extend and shrink by telescopically.

43. devices according to claim 42, wherein, described handle comprises two arms extended roughly in parallel to each other, each arm comprises interconnective first element of telescopically and the second element, described first element extends to the inside of described second element, bridge member is laterally extending between described a pair second elements, and wherein said releasable arrestment mechanism is provided by described bridge member.

44. devices according to claim 43, wherein, described bridge member is supported with the contrary brake component biased to outer spring of two of being roughly positioned at described bridge member inside, with the hole be separately positioned on the first element to joint.

45. devices according to claim 44, wherein, described device comprises roughly around the oversleeve of a part for described bridge member, wherein said oversleeve limits a pair groove, this a pair groove is suitable for holding the pair of pin connected with corresponding brake component respectively, this a pair groove is configured to make described oversleeve to cause the joint of described pin and described groove around the rotation of described bridge member, thus cause each corresponding pin to leave from its corresponding hole with the brake component be connected, throw off from described hole to make described brake component, therefore the relative motion between described first element and the second element is allowed.

46. according to the device in the claims described in any one, and wherein, described device is suitable for processing floor surface.

47. devices according to claim 46, wherein, described device is cleaning device for carpet.

48. surface processing devices, this surface processing device is above with reference to accompanying drawing and description shown in the drawings substantially.

The Combination nova of 49. any new features herein and/or described in accompanying drawing or feature.