ES2231084T3 - CLEANING DEVICE BY ASPIRATION. - Google Patents

Abstract

Aspiration cleaning device, comprising a suction assembly (11) and an accumulation tank (12) to accumulate the dirt sucked therein, characterized in that said accumulation tank (12) comprises a lower compartment (20) for accumulating the dirt and at least a first side chamber (18) for transporting the sucked air that communicates with said lower compartment (20), said tank (12) having such a shape, that it defines a housing seat (15) open in its upper and lateral part, inside which the said suction assembly (11) can be removably inserted, keeping said accumulation tank (12) fixed.

Description

Vacuum cleaning device.

The present invention relates to a device vacuum cleaning as described in the claim principal.

The invention relates in particular to cleaning devices comprising a suction assembly, associated with an accumulation deposit, inside which deposits the sucked dirt, which can be connected to collection accessories of various types, such as tubes, lances, brushes or similar

The cleaning device according to the invention is, advantageously, but not exclusively, of the "bathroom type" liquid ", that is to say that it has an accumulation tank, which It contains a liquid, usually water, that can retain the dirt sucked inside.

In the state of the art, there are devices comprising a suction assembly associated with a reservoir of accumulation, inside which dirt is deposited pick up

The suction assembly, which can be associated with collection accessories of various types, usually comprise an electric motor to rotate a fan, which it can generate the aspiration depression of the device cleaning.

One of the main disadvantages of these devices is that it is necessary to periodically remove dirt of the accumulation deposit, since to perform this operation, it is it is necessary to remove the latter from the suction assembly.

This usually involves manipulating and removing various parts and / or fasteners or fasteners of the cleaning device, long and complex procedure, which can make the user dirty.

This disadvantage is even greater in the case of cleaning devices of the "liquid bath" type, in the which accumulation tank contains a liquid substance that It can retain the sucked dirt inside.

In this type of cleaning devices, of In fact, the accumulation tank has to be handled with a lot be careful and you can't bend too much so that the liquid inside, and therefore dirt.

It is therefore even more complex and laborious detach the accumulation tank from the set of aspiration and this is a considerable inconvenience for the person who has to perform this task.

The document EP-A-0 119 423 describes a vacuum cleaning device, in which it is arranged, fixed, a cylindrical suction assembly on a support base provided with rollers, and in which it can be mounted removably a container on the support base. Dirt container it is provided with a cylindrical cavity, open towards the part lower, inside which is housed precisely and tightly to the air a suction assembly, when mounting the dirt container on the support base. This cleaning device features the disadvantage that, to access the suction assembly, you have  First remove the dirt container.

The present applicant has designed and realized the present invention to overcome these drawbacks and obtain other advantages

The invention is described and characterized in the main claim while the subclaims describe other features of it.

The object of the invention is to achieve a vacuum cleaning device, in which the reservoir of accumulation and the suction assembly can be disassembled, reciprocally, quickly and easily, without having to remove fasteners and / or fasteners and without having to use any tool or instrument

Another object of the invention is to achieve a vacuum cleaning device, efficient, simple and compact, which is suitable for operation with a bathroom liquid.

The cleaning device according to the invention It comprises a suction assembly and an accumulation tank for the dirt sucked inside, and the tank of accumulation in turn comprises a lower compartment, in which dirt accumulates, and at least one side chamber for transporting the aspirated air, which communicates with said compartment bottom, and where the deposit is shaped so that it defines a accommodation seat opening up and / or laterally, in whose interior can be inserted, removably, the set of aspiration, keeping the accumulation tank fixed.

In a preferred embodiment, the deposit of accumulation features two side chambers, practically vertical, between which the accommodation seat is made for the suction set.

According to a feature of the invention, the accommodation seat in turn comprises a central compartment,  practically cylindrical, it opens up and two side compartments that put the central compartment in communication with the outside, from opposite sides.

The suction assembly is one piece and it can be removed from your accommodation seat by removing it simply from above.

In a preferred embodiment, the set of suction can be forced to fit inside the seat corresponding accommodation, because it has the same shape.

This makes it easy and quick to detach the set suction and accumulation tank and empty this latest.

In a preferred embodiment, the set of suction is solidly associated with a closing lid of the accumulation deposit; when the cover is removed, the housing seat suction assembly correspondent.

According to a variant, the cover is provided with a grip device that allows the lid to be more easily removed.

According to another variant, the accumulation deposit It also has gripping devices, by means of which You can lift and manipulate to empty it.

In a preferred embodiment, the suction cleaning device according to the invention is of type "liquid bath".

In this embodiment, the accumulation deposit may contain liquids in its lower compartment and seat housing of the suction assembly is sealed type and air tight, in order to avoid any contact between the engine and the liquid contained in the accumulation tank.

In this case, the suction assembly results very easy to extract, which is extremely advantageous, since does not require any movement of the accumulation tank, avoiding in this way the risk of falling of the liquid and the dirt contained inside.

According to another variant, the cleaning device according to the invention it also has the following features:

- in the side chamber of the tank accumulation a duct can be inserted to feed the air sucked inside, which features a mounting device that it allows to insert and remove it easily;

- once inserted into the tank, the feed duct has its lower end arranged by below the minimum level of liquid contained in the tank;

- in the lower compartment of the storage tank accumulation, vertical partition walls are arranged to avoid a ripple effect of the liquid inside, even when the cleaning device moves;

- in a second side chamber of the device of accumulation, there is a tubular element, which presents a panel-filter and inside which you can slide a floating element, which can automatically close the opening of air outlet from the tank, in case the liquid content in it exceeds a certain level of security;

- the tubular element also has a mounting device that allows you to insert and remove it easily;

- the accumulation tank has a handle arranged inside the accommodation seat, which it can accommodate the suction assembly and is connected to a elastic device that takes you to the working position when the suction assembly is removed, while remaining compressed towards the bottom of the accommodation seat by the same suction assembly, when the latter is inserted in the seat;

- the suction assembly comprises, in a side appendix, at least one air outlet opening  filtered, in correspondence with which means are arranged fixing that cooperate with a tubular blowing element corresponding, by which the air can be transported filtered and away from the cleaning device;

- the suction assembly can comprise two lateral openings for the filtered air outlet, made in opposite side appendages and housed during use, in the two corresponding side compartments of said seat accommodation;

- the accumulation deposit has, in the part bottom, of at least one pair of wheels, which facilitate the movement with respect to the ground.

These and other features of the invention are you can clearly see in the following description of two preferred embodiments, which are given as examples not restrictive, with reference to the attached figures, in the which:

Figure 1 is a schematic view three-dimensional, of a vacuum cleaning apparatus according to the invention, in a first embodiment, with the set of aspiration removed;

Figure 2 is a side view of the device cleaning figure 1;

Figure 3 shows the cleaning device of Figure 2, in mounted version;

Figure 4 shows the accumulation tank of the cleaning device of figure 1;

Figure 5 is a side view of a second embodiment of the cleaning device according to the invention;

Figure 6 is an enlarged side view and in section of the cleaning device of figure 5;

Figure 7 is an enlarged side view and in dirt accumulation tank section of the device cleaning of figure 5;

Figure 8 is a front view of the device cleaning figure 5;

Figure 9 is a section from A to A of figure 7; Y

Figure 10 is an enlarged and sectioned detail of the suction assembly of the device shown in fig. 5.

With reference to Figures 1-4, a vacuum cleaning device according to the invention 10 it comprises a suction assembly, associated with a reservoir of accumulation 12, open at the top and may contain The dirt collected.

The suction assembly 11 is one piece and comprises an outer container structure, in whose interior an electric motor 13 has been mounted which can rotate a fan 14; fan 14, in this case, is mounted coaxially and can generate aspiration depression of the cleaning device 10.

The suction assembly 11 has a shape practically cylindrical and has two lateral extensions 16, diametrically opposed to each other and has openings 32, a through which the introduced air is expelled and filtered.

The suction assembly 11 can be removed from the accumulation tank 12 from above, to separate it selectively

According to a characteristic of the invention, of done, inside the volume of the accumulation tank 12 and in a practically central position, there is a seat of housing 15, inside which it can be inserted, so removable, the suction assembly 11.

The accommodation seat 15 is open in the upper part and defined by a laminar structure 115 which separates from accumulation tank 12.

In the embodiments shown here, the seat of housing 15 comprises a central area 15a, in whose interior motor 13 and fan 14 are arranged, and two slots 15a open to the outside, inside which the two are inserted lateral extensions 16.

Accumulation tank 12 is associated, in the bottom, with a base plate 17, by means of which it rests on the ground, and has a handle 29 fixed with pins on the sides, which allows to raise it.

The accumulation tank 12 comprises a first and second chamber, respectively 18 and 19, open in the upper part and practically opposite the accommodation seat fifteen.

Cameras 18 and 19 are connected to each other, in correspondence with the bottom of the accumulation tank 12, by means of a connection compartment 20 extending below the accommodation seat 15.

The second camera 19 is in communication with the suction assembly 11 and contains a filter 21 inside to prevent dirt collected inside the tank of accumulation 12 pass to fan 14 and motor 13.

According to a variant that is not shown here, the communication zone or connection compartment 20, can be carried out on one side of the accumulation tank 12.

The accumulation tank 12 may be closed at the top by means of a lid 22 that forms a single piece with the suction assembly 11 and that can be fitted in closed position

In a first embodiment, the lid 22 and the accumulation tank 12 are squeezed together forming a exact fit connection.

According to a variant, they squeeze each other by means of a quick release / fixation device.

Two caps 23 and 24 are made on the lid 22; communicate with each other and are elevated with respect to the lid 22, can be coupled respectively with the suction assembly 12 and filter 21.

The lid 22 also has a handle 28 and a fixing box 25, which communicates with the first chamber 18; the 30 accessories to collect dirt can be connected to the box fixing 25.

In the case shown in Figure 3, the accessories 30 consist of a flexible tube 26, which can be attached to the fixing box 25 and a lance 27 connected thereto.

When the cleaning device 10 is running, the fan 14 is rotated by means of the motor 13,  creating a depression inside the accumulation tank 12, which circulates the air from the first chamber 18 towards the second chamber 19 through the connection compartment 20 (Fig. 3).

Due to this air circulation, dirt it is then aspirated through accessories 30 and deposited in the inside of the accumulation tank 12 while the air sucked by the suction assembly, after being filtered through filter 21, it is output through the openings made in the lateral extensions 16.

To separate accumulation tank 12 from suction assembly 11 and be able to empty or perform operations of maintenance in the cleaning device 10, it is sufficient to release the lid 22 of the accumulation tank 12 and lift it using the handle 28 in order to remove the assembly of suction 11 of the corresponding accommodation seat 15 from above (Figs. 1 and 2).

Once these operations are finished, it is easy reassemble the cleaning device 10, thanks to the suction assembly 11 and the respective seating seat 15 are associated by having the same form and also because the lid 22 and accumulation tank 12 are applied against each other the other by means of a quick fixation device or a exact fit connection.

The cleaning device 10 according to the invention, it is used advantageously with a liquid bath, due to its structure and conformation.

The accumulation tank 12 can be filled, of made of water 31 to a level below the seat of housing 15 (Figure 3), so that the dirt sucked and forced to practically pass through the compartment of connection 20, deposit on water and remain in the same.

In this embodiment, the accommodation seat 15 of the suction assembly 11 is of the hermetic seal type at air, to prevent the engine 13 from being exposed to moisture or raindrops.

In addition, in combination with filter 21 or for its replacement, a type separation device is available conventional, which can separate the aspirated air from the particles of dirt agglomerated with raindrops.

According to a second embodiment (Figures 5-10), a duct is inserted removably 40 inside the first side chamber 18 of the reservoir 12; the conduit 40 can be connected to the flexible tube 26 that feeds the sucked air. The upper part 41 of the duct 40 has a mounting flange 42, which cooperates with a corresponding seat 43 made on top of the tank 12. In this way, the user can easily remove and insert the conduit 40.

The inner terminal portion 44 of the conduit 40 is arranged below the minimum level 11 of the liquid contained in the tank 12, so that the dirty air sucked in from the Outside is always in contact with the liquid.

In the lower part of the compartment connection 20 of the tank 12, there are partition walls 45 curved, vertical (Figs. 7 and 9), which can avoid an effect wave of the liquid contained therein even when move the cleaning device 10.

In a second side chamber 19 of the tank 12 (Fig. 5 and 6), a vertical tubular element 46 is provided, provided of a filter panel 47 on the periphery. At inside the tubular element 46 a float 48 can slide, which automatically closes the outlet opening 49 of the air from the tank 12, provided that the liquid contained inside The latter exceeds a certain level of security.

The tubular element 46 also has a flange upper 50 that can be mounted on a corresponding seat 51 from reservoir 12 so that the user can insert and remove it easily.

In this second embodiment, the handle 29 of the tank 12 is disposed inside a seat of housing 15, which can accommodate the suction assembly 11. To be more exact, two coil springs 52, arranged on sides opposite, constantly push handle 29 up against two fixed stops 53.

When the device is working (Fig. 6) with the assembly 11 inserted inside the seat 15, handle 29 is driven towards the bottom of the seat housing 15 by means of the suction assembly 11. When on the contrary, the suction assembly 11 is removed by the user, the handle 29 automatically returns upwards, against the fixed stops 56 (Fig. 7), being ready to be held.

At least one of the two lateral openings 32, through which the filtered air comes out, presents some fixing teeth 54 (Fig. 10) that can cooperate with a groove corresponding 55 of a tubular blowing element 56, by means of the which can be transported filtered air from the device cleaning 10.

In correspondence with each of the openings lateral 32, a substance container can be inserted scented, conventional type and not shown in the figures, for be able to perfume the air leaving the device 10 through the openings 32.

The base plate 17 presents at the bottom a pair of wheels 57 that facilitate the movement of all the device 10 with respect to the ground.

It is clear, however, that they can be done modifications and / or additions to the cleaning device by aspiration 10 described so far, although these will remain inside of the scope of the invention.

For example, the fixing box 25 for the accessories 30 can be arranged on the accumulation tank 12 or over conduit 40, instead of over cover 22, and the filter 21 can be directly associated with the corresponding hood 24.

It is also evident that, although the invention is has described with reference to two specific examples, all subject matter expert can perform many other ways equivalents, which will all correspond to the scope of the present invention

Claims (29)

1. Suction cleaning device, comprising a suction assembly (11) and an accumulation tank (12) to accumulate the dirt sucked therein, characterized in that said accumulation tank (12) comprises a lower compartment (20) to accumulate dirt and at least a first lateral chamber (18) to transport the sucked air that communicates with said lower compartment (20), said tank (12) having such a shape, that it defines an open seating (15) in its upper part and laterally, inside which the said suction assembly (11) can be removably inserted, keeping said accumulation tank (12) fixed. 2. Cleaning device according to claim 1, characterized in that said suction assembly (11) can be inserted almost vertically, and forced into said housing seat (15) because it has the same shape. 3. Cleaning device according to claim 1, characterized in that said suction assembly (11) is in one piece and can be removed from the housing seat (15) by pulling it upwards. 4. Cleaning device according to claim 1, characterized in that the accommodation seat (15) is open upwards and also towards two opposite side walls of said reservoir, so that the suction assembly (11) can be easily removed from said accommodation seat (15) from above. 5. Cleaning device according to claim 1, characterized in that the reservoir (12) also comprises a second lateral chamber (19), wherein the two mentioned lateral chambers (18, 19) are practically vertical and define said housing seat together. (fifteen). 6. Cleaning device according to claim 1, characterized in that the accommodation seat (15) comprises a practically cylindrical central compartment (15a), open towards the top, and two lateral compartments (15b) that place said central compartment (15a) in communication with the outside from opposite sides. 7. Cleaning device according to claim 5, characterized in that the first mentioned chamber (18) is connected with a coupling device (25) for accessories (30) intended to collect dirt and the second chamber (19) communicates with the assembly suction (11). 8. Cleaning device according to claim 5, characterized in that a filtration device (21) is arranged, which prevents contamination of the suction assembly (11) by dirt in the accumulation tank (12), in at least one of the mentioned cameras (18, 19) and the mentioned connection compartment (20). 9. Cleaning device according to claim 1, characterized in that the suction assembly (11) comprises a solidarity device (16) for discharging the sucked air therein. 10. Cleaning device according to claim 9, characterized in that the accommodation seat (15) has side compartments (15b), in correspondence with which said discharge device (16) can be arranged. 11. Cleaning device according to claim 1, characterized in that a single upper cover can close said tank (12) as well as the suction assembly (11) inside the housing seat (15). 12. Cleaning device according to claim 11, characterized in that said cover (22) is solidly associated with the suction assembly (11), so that the elevation of the cover (22) causes the suction assembly (11) to be removed ) of the mentioned accommodation seat (15). 13. Cleaning device according to claim 11, characterized in that said cover (22) can be forced to fit the accumulation tank (12) by means of an exact fitting connection. 14. Cleaning device according to claim 11, characterized in that said cover (22) can be fitted into the accumulation tank (12) by means of a quick-release / fixation device. 15. Cleaning device according to claim 11, characterized in that said cover (22) has specific gripping and lifting means (28). 16. Cleaning device according to claim 1, characterized in that said accumulation tank (12) can contain a liquid (31) to retain the dirt sucked therein. 17. Cleaning device according to claim 16, characterized in that said accumulation tank (12) is associated with means for separating the sucked air from the agglomerated dirt with the drops of said liquid (31). 18. Cleaning device according to claim 1, characterized in that said accommodation seat (15) is of the air-tight sealing type. 19. Cleaning device according to claim 1, characterized in that said accumulation tank (12) has specific gripping and lifting means (29). 20. Cleaning device according to claim 1, characterized in that in said side chamber (18) a duct (40) can be inserted to feed the aspirated air, which has a mounting device (42, 43), which allows easy insertion inside said tank (12) and remove it from it. 21. Cleaning device according to claims 16 and 20, characterized in that said duct (40), once inserted into said tank (12), has its inner end (44) arranged at least in the vicinity of the minimum level (11 ) of said liquid. 22. Cleaning device according to claims 1 and 16, characterized in that in said lower compartment (20) there are vertical partition walls (45), which can prevent an undulating effect of said liquid even when the cleaning device is moved. 23. Cleaning device according to claims 5 and 16, characterized in that in said second side chamber (19), there is a tubular element (46) for expelling the filtered air that it presents, at least in a part of its peripheral surface, a filter panel (47) and because inside said tubular element (46) a floating element (48) can slide, which can automatically close the air outlet opening (49) of said reservoir (12) whenever the liquid contained in it exceeds a certain level of safety. 24. Cleaning device according to claim 23, characterized in that said tubular element (46) has a mounting device (50, 51) that allows it to be easily inserted into said tank (12) and removed from it. 25. Cleaning device according to claim 1, characterized in that said tank (12) has a handle (29), housed inside said housing seat (15), an elastic device (52) is provided for carrying automatically said handle (29) upwards when the suction assembly (11) of said housing seat (15) is removed, and because said handle (29) can remain compressed towards the bottom of the accommodation seat (15) by the mentioned suction assembly (11) when the latter is inserted in the accommodation seat (15). 26. Cleaning device according to claim 1, characterized in that the suction assembly (11) comprises at least one side appendage provided with an opening (32) for the exit of the filtered air, in correspondence with which a device has been arranged for fixing (52) that cooperates with a corresponding tubular blowing element (56), by means of which the filtered air can be transported away from the cleaning device (10). 27. Cleaning device according to claim 1, characterized in that the suction assembly (11) comprises two lateral openings (32) for the exit of the filtered air, made in opposite lateral appendages and housed during use, in the two corresponding side compartments (15b) of said accommodation seat (15). 28. Cleaning device according to claim 26 or 27, characterized in that in correspondence with each of the aforementioned side openings (32), a container of scented substances can be inserted to perfume the air emitted by the device (10) through of said lateral openings (32). 29. Cleaning device according to claim 1, characterized in that said accumulation tank (12) has, at the bottom, at least one pair of wheels (57) that facilitate movement with respect to the ground.