CN101487239A

CN101487239A - A floor-cleaning machine

Info

Publication number: CN101487239A
Application number: CNA2009100035211A
Authority: CN
Inventors: 弗朗西斯科·雷卡纳罗
Original assignee: IP Cleaning SRL
Current assignee: IP Cleaning SRL
Priority date: 2008-01-15
Filing date: 2009-01-08
Publication date: 2009-07-22
Also published as: EP2080469A3; US20090178227A1; EP2080469A2; ITRE20080005A1

Abstract

A floor-cleaning machine comprises a support trolley (2), on which support trolley (2) at least a floor-cleaning group (7) is installed, which floor-cleaning group (7) is provided with at least a flexible blade (70) and is mobile between a work position, in which the flexible blade (70) is in contact with a floor, and a rest position, which is characterized in that the floor-cleaning machine comprises magnetic means (26) which adsorbs the floor-cleaning group (7) in the rest position.

Description

Floor-cleaning machine

Technical field

The present invention relates to floor-cleaning machine, especially, relate to professional floor-cleaning machine, this cleaner is mainly used in the very large ground of cleaning, such as at commercial and/or little industrial site.

Background technology

Professional floor-cleaning machine is divided into two kinds usually, wherein, the cleaner that is installed on the driving carriage that the operator drives is commonly referred to as " vehicle-mounted people's formula " (man on board) cleaner, is installed in by the cleaner of walking on the trolley that the operator behind the machine promotes then to be called as " legged " (walk-behind) cleaner.

The present invention relates generally to legged cleaner.

As everyone knows, legged floor-cleaning machine comprises the work package that carries out concrete floor cleaning operation, these work packages comprise: one or more motor-driven rotating brushes that are used to clean ground are used for the dispensing assembly of dispensing cleaning agent and the pumping components that links to each other with the ground Wipe assembly.Described floor cleaning assembly generally comprises one or more flexible rubber blades, and these blade towings are used to collect detergent liquid and remove dirt on the ground.

Described work package covers with suitable plastic or sheet-metal shield usually, and be fixed on the solid support trolley, described trolley stock size is bigger, and has the handle that can supply operator grasping, and the operator can grab this hand propelled cleaner and move on ground to be washed.

The total demand of all professional floor-cleaning machines is that described floor cleaning assembly can vertically be moved between the operating position of operating position that reduces and rising, and wherein, in the operating position of described reduction, described blade contacts with ground; In the operating position of described rising, described blade and ground break away from, the ground of not swiping.

Described vertical mobile general motion-activated system by complexity realizes, such as realizing that by hinged system this motion-activated system is fixed on the support trolley that links to each other with described floor cleaning assembly with one or more pivoted arms (jointed arm).

The shortcoming of this professional floor-cleaning machine is very expensive, not only because need described motion-activated system, also because all motor-driven element and control elements that this kinematic system is had an effect.

Summary of the invention

The objective of the invention is to overcome above-mentioned shortcoming at least in part, a kind of simple floor-cleaning machine is provided, this cleaner is compared with existing cleaner, and infrastructure cost reduces greatly.

Especially, the present invention also provides a kind of floor-cleaning machine, this cleaner comprises support trolley, at least one floor cleaning assembly is installed on this trolley, this assembly has at least one flexible blade, and can move between blade touches the resting position on the operating position on ground and leaf abscission ground.

Described floor-cleaning machine has magnetic devices, and when being in resting position, described magnetic devices holds described floor cleaning assembly.

By above technical scheme, user's described floor cleaning assembly that can manually raise effectively, it is risen to the operating position of rising from the operating position that reduces, place, operating position in this rising, described floor cleaning assembly is bottled up securely by magnetic devices, the technical program does not need motion-activated system, motor or commander's element of any complexity, and this makes very simple, economical according to structure provided by the invention.

In addition, owing to there has not been described excitation system, so the trolley size that described support trolley can be made more used than existing professional floor-cleaning machine is littler, solidness is littler, this makes that further structure of the present invention is simpler, thereby makes cleaner of the present invention very cheap.

Description of drawings

Below will be by example non-limiting mode, come the present invention is described in further detail with specific embodiment in conjunction with the accompanying drawings, wherein:

Fig. 1 is the lateral view of floor-cleaning machine of the present invention, and floor cleaning assembly 7 is in resting position among the figure;

Fig. 2 is the vertical view of floor-cleaning machine among Fig. 1, in order to show the present invention better, some parts is saved among the figure;

Fig. 3 is the partial enlarged drawing of floor-cleaning machine among Fig. 1, and floor cleaning assembly 7 is in the operating position among the figure;

Fig. 4 is the cross sectional representation of floor cleaning assembly 7 shown in Figure 3, the broken line representative among the figure when blade pulls on the ground, the case of bending of described blade 70.

The specific embodiment

Floor-cleaning machine 1 comprises the very support trolley 2 of compactness, lightweight, and this trolley 2 has horizontal base 20 and three support wheels, comprising two front-wheels 21 coaxial, fixedly wheel shaft and a pivot trailing wheel 22.

Two be oppositely arranged, the duplicate convex side element 23 of shape is fixed to movably support trolley 2, side direction limits the loading space of described trolley 2, this convex side element 23 preferably is made of plastics.

Preferably the rigid frame of being made by the sheet steel 3 is hinged to described side member 23.

As shown in Figure 2, framework 3 has fillet and two cross bars, i.e. front rail 30 and rear transverse rod 31, and the vertical pole 32 of shape that these two cross bars are oppositely arranged by two, same links together.

Rigid frame 3 is embedded on the external surface of side member 23 of removable support trolley 2, and being hinged to described trolley 2 by two hinge connectors 24, described hinge connector 24 connects together corresponding side member 23 unusually with adjacent with it vertical pole 32.

Described two hinge connectors 24 are preferably coaxial, to form the single axis of rotation A that rigid frame 3 rotates with respect to removable support trolley 2.

As shown in Figure 1, when described removable support trolley 2 is static on the ground the time, the direction of described axis of rotation A is a level, and is positioned at the centre position of vertical pole 32, and like this, rigid frame 3 is hinged to described removable support trolley 2 as reciprocating lever.

The function of rear transverse rod 31 is: the user can grab this rear transverse rod 31 and promote described floor-cleaning machine 1.

Gripper shoe 33 (see figure 2) that links to each other with rigid frame 3 at front rail 30 places is equipped with work package 5 on this gripper shoe 33; This work package 5 comprises spin-cleaning element 50, and this spin-cleaning element 50 links to each other with gear reduction unit 51.

Pumping components 6 also is installed on the gripper shoe 33, and this pumping components 6 roughly comprises the pump with relevant starter.

Pumping components 6 links to each other by the collection container 61 of first flexible pipe 60 with sealing, and this collection container 61 preferably is made of plastics, and is carried by removable support trolley 2, and links to each other with floor cleaning assembly 7 by second flexible pipe 62.

Collection container 61 is placed on the lower container 63, and this lower container 63 is fixed on the base 20 of removable support trolley 2, is used to hold washing lotion, and this washing lotion is generally water, perhaps the mixture of water and cleaning agent.

Lower container 63 links to each other with one or more detergent dispensing valves (not shown) by flexible pipe 64, and this dispensing valve is connected to rigid frame 3 at cleaning element 50 places.

As shown in Figure 3, floor cleaning assembly 7 comprises two thin flexible blades 70, and this flexible blade 70 is made by a kind of material, is preferably rubber, and described flexible blade 70 vertically is provided with, and its edge is near ground.

Preferably, described two flexible blades 70 are faced each other mutually, and its bottom level edge roughly is positioned at the sustained height place, and therefore two blades can contact with ground along its entire longitudinal length simultaneously.

As shown in Figure 2, two flexible blades 70 are horizontally set with respect to trolley 2, and stretch out from the both sides of trolley 2, be one arc in vertical view, and arc concave surface are towards the place ahead.

The end of two flexible blades 70 combines, and keeps separated position by rigid support 71, the space (see figure 4) of opening bottom described rigid support 71 has defined, top seal.

Connector 73 links to each other with described rigid support, and its end ends in the space 72, and this connector 73 links to each other with second flexible pipe 62 of drawing from collection container 61 places.

As shown in Figure 2,71 of rigid supports are releasable connection between the two on median plate 74, and this makes that the user can change ground cleaning assemblies 7 when the old wearing and tearing of flexible blade 70 usefulness.

Be welded with projection 75 on the median plate 74, end and projection 75 that two length stacked connecting rod identical and parallel to each other is 76 1 are hinged, the end of other end and bearing 77 are hinged, this bearing 77 be fixed on base 20 the below, be positioned at the rear portion (see figure 3) of trolley 2.

Connecting rod 76 is levels with projection 75, bearing 77 hinged jointed shafts, and this makes two described connecting rods 76 constitute one four bar linkage, thereby makes described floor cleaning assembly 7 can carry out vertical motion, and keeps two flexible blades 70 to be parallel to each other.

Specifically, described four bar linkages make described floor cleaning assembly 7 to move between operating position and resting position, and wherein, when being in described operating position, flexible blade 70 contacts with ground; And when being in described resting position, flexible blade 70 is raised, does not contact (see figure 1) with ground.

As shown in Figure 3, be fixed with permanent magnet 26 on the trolley 2, also available electromagnet or similar magnetic devices replace described permanent magnet 26, and when ground cleaning assemblies 7 was in the resting position of rising, described magnet 26 contacted with the last connecting rod 76 of described four bar linkages.

Like this, the magnetic attracting force that magnet 26 sends acts on the ferromagnetic material of connecting rod 76, for example makes that when ground cleaner 1 did not use, described floor cleaning assembly 7 can rest on described resting position effectively.

Usually, also magnet 26 can be fixed on the connecting rod 76, and on trolley 2, preset the retainer of a ferromagnetics, can achieve the above object equally; Perhaps, two magnets that magnetic pole is opposite are separately fixed on connecting rod 76 and the trolley 2, and when described floor cleaning assembly 7 was in resting position, described two magnets contacted with each other.

At last, described floor cleaning assembly 7 comprises shaped bar 78, this shaped bar 78 vertically extends and is fixed on the rigid support 71, the user can be with this shaped bar 78 of comfortable posture grasping, to overcome the magnetic force that magnet 26 sends, and with floor cleaning assembly 7 from described static position release, discharge this floor cleaning assembly 7, make its effect be displaced downwardly to described operating position at gravity.

During use, the floor cleaning assembly is positioned at the operating position of lower shown in Figure 3, and this moment, two flexible blades 70 all contacted with ground.Keep by the weight of itself operating position of floor cleaning assembly 7, and the weight of assembly 7 is pressed in flexible blade 70 on the ground.

In the clean operation process, gear reduction unit 51 makes rotating brush 50 rotation, and simultaneously, pumping components 6 starts, and makes to be low pressure in the collection container 61, and makes by flexible pipe 62 in the space 71 between two flexible blades 70 that are formed on floor cleaning assembly 7 and also be low pressure.

Meanwhile, detergent is dispensed from lower container 63.

Described detergent directly is assigned on the bristle of rotating brush 50, and like this, the scrubbing action by rotating brush 50 and the detergent action of detergent are with ground soil release.

Then, inswept and collect the detergent that is mixed with dirt with on the ground flexible blade of towing, these liquid filters are drawn into earlier in the collection container 61, space 72 is gone in filter then.

When cleaning operation finished, the user caught bar 78, rises floor cleaning assembly 7, makes it get back to resting position, and in this resting position, described floor cleaning assembly 7 is held by magnet 26.

Obviously, those skilled in the art can do various modifications to technical characterictic of the present invention and embodiment in connotation scope of the present invention.

Claims

1. floor-cleaning machine, comprise: support trolley (2), at least one floor cleaning assembly (7) is installed on this trolley (2), this floor cleaning assembly (7) has at least one flexible blade (70), and can move between blade touches the resting position on the operating position on ground and leaf abscission ground; It is characterized in that described floor-cleaning machine comprises magnetic devices (26), when being in described resting position, this magnetic devices (26) holds described floor cleaning assembly (7).

2. floor-cleaning machine according to claim 1 is characterized in that: described magnetic devices (26) comprises permanent magnet or electromagnet.

3. floor-cleaning machine according to claim 1 is characterized in that: described magnetic devices (26) is fixed on the described support trolley (2).

4. floor-cleaning machine according to claim 1, it is characterized in that: described floor cleaning assembly (7) is connected to described support trolley (2) by four bar linkages (76), and the magneticaction that described magnetic devices (26) sends is on described four bar linkages (76).

5. floor-cleaning machine according to claim 1 is characterized in that: described floor cleaning assembly (7) comprises the pair of flexible blade (70) that is separated by space (72).

6. floor-cleaning machine according to claim 5 is characterized in that: described space (72) communicate with pumping components (6) by collection container (61).