ES2259489B1 - DUST COLLECTOR FILTER FOR VACUUM CLEANER AND VACUUM CLEANER PROVIDED WITH THE FILTER - Google Patents

Abstract

Vacuum dust collector filter that can be used again once it has been emptied and washed, comprising a filter housing with rear surface and lateral surface extended vertically from an edge of the rear surface to thus define a predetermined space, presenting said rear surface an air discharge orifice for fluidly communicating with the air outlet, a cover having an air inlet hole that communicates fluidly with the air inlet and detachably coupled with the filter housing, and about dust filter media mounted in the filter housing, to filter the dust from the air that is sucked through the air inlet hole and discharged through the air discharge hole, so that the filter can be reused once emptying and washing.

Description

Dust collector filter for vacuum cleaner and vacuum cleaner provided with said filter.

Background of the invention 1. Field of the invention

The present invention relates to a filter dust collector for vacuum cleaner and, more particularly, at a dust collector filter that can be used again once has emptied and washed, as well as a vacuum cleaner provided with said dust collector filter.

2. Description of the prior art

Generally, a vacuum cleaner sucks dusts and various foreign substances (hereinafter referred to as "dust") of a surface to be cleaned together with air, using a suction force generated in a brush suction by means of a vacuum generating device, and separates and collect dust from the aspirated air using a filter.

A filter of this type generally uses a paper filter (paper bag). The paper filter is a product consumable, which is removed from the vacuum cleaner, and discarded together with the dust contained in it when it is full of dust. By therefore, such a disposable paper filter makes Increase the maintenance cost of the vacuum cleaner. Also put that the paper filter provides conditions under which makes it easier for bacteria to live and spread, cause a problem sanitary. On the other hand, there is the inconvenience of having to frequently replace the paper filter.

Summary of the invention

The present invention has been developed with the in order to solve the aforementioned prior art problems previously. Therefore, an objective of the present invention is to provide a dust collector filter for vacuum cleaner that can be used again once it has been emptied and washed for reuse

Another objective of the present invention is to in providing a dust collector filter for vacuum cleaner that is hygienic because it does not allow the habitability of bacteria, and that can be mounted in the dust collection chamber of the vacuum cleaner and withdraw from it easily.

Another objective of the present invention is to in providing a vacuum cleaner that uses the manifold filter of powder presenting the characteristics described above, contributing to a reduction in maintenance cost and to the convenience of use.

The aforementioned objectives of the present invention are achieved by providing a dust collector filter for vacuum cleaner mounted in a dust collection chamber of the vacuum cleaner having an air inlet and an air outlet, to filter the dust from the air sucked by the inlet of air, said dust collecting filter comprising a filter housing having a rear surface and a lateral surface extended vertically from an edge of the rear surface to thereby determine a predetermined space therein, the rear surface having an orifice of air discharge formed therein to communicate fluidly with the air inlet, a cover that has an air inlet hole that communicates fluidly with the air inlet and that separably engages with the filter housing , and dust filter media mounted in the filter housing, to filter the dust from the air that is aspirated through the inlet hole and discharged through the discharge hole. The dust collector filter can be used again once it has been emptied and
washed.

According to the present invention, since it is not replacement of the filter is required, the cost of replacing can be reduced the filter. Also, since the filter is designed to avoid The spread of bacteria, can keep the environment clean. Moreover, the ease of disassembly and assembly of the filter increases the comfort in the use of the vacuum cleaner.

Preferably, the filter housing has a cylindrical shape and said filter housing and the cover are coupled each other separably by a protruding part and about hooks that are arranged respectively in the filter housing and the lid and correspond to each other.

It is preferred that the dust filter media comprise a first dust filter element to filter the large dust particles and a second filter element for filter out tiny dust particles that don't filter by the first dust filter media.

The first dust filter element comprises a frame that forms an integral part with the back surface of the filter housing to divide an interior space of the filter housing in an outer dust collecting part and a indoor air discharge part, presenting the frame a plurality of holes that are formed in a radial direction, and a net body coupled to one side of the frame to close the frame holes.

Also, the second dust filter element comprises a first support that is in contact with the surface rear of the filter housing corresponding to the part of air discharge presenting a through hole formed in the center of it so that it corresponds to the hole of air discharge, a second support held by one end of the frame on one edge of it, and a particle filter of Tiny powder held by the circumferential edges of the  First support and second support.

At this point, it is preferred that the second support present a conical shape that becomes gradually more wide from one central point to the other end, allowing this mode suck air through the inlet hole of the lid to circulate gently towards the dust collection part arranged in the filter housing.

Likewise, it is preferred that the filter for tiny dust particles be made of non-woven fabric and that said non-woven fabric has a plurality of folded parts to increase the filtering surface of
powder.

On the other hand, it is preferred that the lid be provided with a plurality of ribs that protrude from the inner part thereof, pressing said ribs the second support held by the end of the frame when the lid It fits with the filter housing.

At the same time, the aforementioned objectives of the present invention are achieved by providing a vacuum cleaner that it comprises a vacuum cleaner body that has a chamber of dust collection with an air inlet and an air outlet and which is coupled to a suction brush, a device vacuum generator arranged in a drive chamber, for generate a negative pressure in the dust collection chamber, the drive chamber arranged at a rear of the dust collection chamber of the vacuum cleaner body to communicate fluidly with the dust collection chamber through the air outlet, and a dust collector filter mounted in the chamber dust collection, to filter and collect dust from the air sucked into the dust collection chamber, and can be reused The dust collector filter.

The dust collector filter comprises a filter housing that has a rear surface and a lateral surface extended vertically from one edge of the back surface to thereby determine a space preset therein, presenting the posterior surface a air discharge hole formed therein to communicate fluid form with the air inlet, a lid that features a air inlet hole that communicates fluidly with the air inlet and that detachably engages with the housing filter, and dust filter media mounted in the housing filter, to filter dust from the air that is sucked through the inlet hole to be discharged through the hole of discharge.

Brief description of the drawings

The objectives and characteristics mentioned above of the present invention will become more clearly manifest by describing an embodiment preferred of the present invention, referring to the attached drawings, in which:

Figure 1 is a perspective view exploded showing a dust collector filter for a vacuum cleaner, according to a preferred embodiment of the present invention;

Figure 2 is a perspective view that shows the dust collector filter of figure 1, in a state mounted;

Figure 3 is a sectional side view that shows half of the inside of the dust collector filter for the vacuum cleaner, according to the preferred embodiment of the present invention;

Figure 4 is a sectional side view that shows the dust collector filter for the vacuum cleaner by performing the powder filtering operation, according to the embodiment preferred of the present invention;

Figure 5 is a sectional side view that shows the dust collector filter mounted in a chamber dust collection of the vacuum cleaner, according to the embodiment preferred of the present invention; Y

Figure 6 is a plan view showing the dust collector filter of figure 5.

Description of the preferred embodiment

A more detailed description is given below. dust collector filter for a vacuum cleaner according to a form of preferred embodiment of the present invention, making reference to the attached drawings.

As shown in Figures 1 to 4, a filter dust collector 100 for vacuum cleaner according to one embodiment Preferred of the present invention includes a filter housing 10, a lid 20, and dust filter media 30. The filter 100 dust collector can be used again, even when said dust collector filter 100 is full of dust, separating the cover 20 of the filter housing 10 and emptying and washing the filter housing 10. That is, the dust collector filter 100 is reusable The following descriptions refer to the respective elements of the dust collection filters 100.

The filter housing 10 has a shape cylindrical with a rear surface 10a and a surface side 10b extended vertically from the edge of the surface posterior 10a. Therefore, the filter housing 10 has a Default space in it. The back surface 10a it has an air discharge hole 11 arranged approximately in the center of it. The lateral surface 10b it has a protruding part 12 formed at one end thereof in a circumferential direction. Inside the outgoing part 12 a groove 13a is formed, to receive an o-ring 13. The O-ring 13 is to maintain tightness when the lid 20 is coupled with the filter housing 10. The orifice of air discharge 11 communicates fluidly with an air outlet 221 of a dust collection chamber 210 of a body of vacuum cleaner 200 when the dust collector filter 100 is mounted in the dust collection chamber 210 as shown in the figure 5. Reference number 230 of Figure 5 indicates a camera of drive 230 in which a generator device is mounted of vacuum 300. The dust collection chamber 210 and the chamber of drive 230 are separated from each other by a division 220 and communicate fluently with each other through the exit of air 221 formed in division 220. Reference 211 of the Figure 5 indicates an air inlet 21 of the collection chamber of powder 210, which is coupled to a flexible suction tube of a suction brush (not shown).

The cover 20 is detachably coupled with the filter housing 10. Said cover 20 has an opening of air inlet 21 formed approximately in the center thereof and a plurality of hooks formed on the edge of the lid 20 for engage in the projecting part 12 of the filter housing 10. Due to the presence of the projecting part 12 and the hooks 22, it is possible to couple the cover 20 with the filter housing 10 and separate it from it. The air inlet hole 21 communicates of fluid form with the air inlet 211 of the collection chamber of  dust 210 when the dust collector filter 100 is mounted on the dust collection chamber 210 of the vacuum cleaner body 200, such as shown in figure 5. Therefore, when a vacuum generating device 300, the charged air is sucked from powder in the dust collection chamber 100 by the brush suction through the air inlet hole 21. At the same time, the cover 20 has a plurality of ribs 23 that protrude from the inside of it, which are described more ahead.

The dust filter media 30 are mounted in the filter housing 10, to filter the dust from the charged air of dust that is sucked through the air inlet hole 21 of the cover 20 and is discharged through the discharge hole of air 11 of the filter housing 10. The dust filter media 30 include a first dust filter element 31 to filter large dust particles and a second filter element of powder 35 to filter out tiny dust particles that are not filter through the first dust filter element 31.

The first dust filter element 31 includes a frame 32 and a net body 33. The frame 32 is part integral of the rear surface 10a of the filter housing 10 to separate an interior space S from the filter housing 10 in a dust collection part S1 and an air discharge part interior S2. The frame 32 has a plurality of holes 32a formed in a radial direction. The network body 33 is coupled to a frame side 32 to close the holes 32a of the frame 32. The air flowing through the air inlet hole 21 of the cover 20 is discharged through the dust collection part S1, the network body 33, the air discharge part S2, and the air discharge hole 11 of the filter housing 10. In this moment, the airborne dust is intercepted by the net body 33 and is thus separated from the air and collected in the dust collection part S1.

The second dust filter element 35 includes a first support 36 and a second support 37 and a filter for tiny dust particles 38. The first support 36 is in contact with the rear surface 10a of the filter housing 10 corresponding to the air discharge part S2 of the housing of filter 10, and the central part of the first support 36 has a hole 36a, which corresponds to the hole of air discharge 11. The second support 37 rests on the end of the frame 32 at the edge thereof. The two ends of the filter for tiny dust particles 38 are supported at the edges circumferential of the first and second support 36 and 37. In this case, the filter for tiny dust particles 38 may be of non-woven fabric, preferably having a plurality of folded parts to increase the surface of dust filtering. Also, the second support 37 has a conical shape, it is that is, it gradually becomes wider from a central point towards the other end, and thus allows more air circulation soft. That is, due to the presence of the second conical support 37, the air sucked through the air inlet hole 21 of the cover 20 circulates smoothly towards the dust collecting part S1 arranged inside the filter housings 10. At the same time, when the cover 20 is coupled with the filter housing 10, the plurality of ribs 23 of the lid 20 press the second support 37 resting on the end of the frame 32, avoiding this so that the second support separates from its position of installation.

Reference number 14 indicates a meeting O-ring to maintain tightness between the back surface 10a of the filter housing 10 and the first support 36. The gasket O-ring is mounted in a groove 14a formed along a part of the rear surface 10a arranged adjacent to the frame 32

Next, the operation of a vacuum cleaner that has a dust collector filter according to the present invention constructed as mentioned above, referring to figures 5 and 6.

The dust collector filter 100, as a part main of the present invention, is mounted detachably in the dust collection chamber 210 of the vacuum cleaner body 200, as illustrated in figures 5 and 6. The entrance hole of air 21 of the dust collector filter 100 communicates fluidly with the air inlet 211 of the dust collection chamber 210, and the air discharge port 11 of the dust collector filter 100 communicates fluidly with the air outlet 221 of the chamber of dust collection 210.

When the generator device is activated vacuum 300 of drive chamber 230 for operation cleaning, then there is a negative pressure in the chamber of dust collection 210. Therefore, due to the strong suction, dust laden air is sucked from the surface cleaning to the dust collection chamber 210 through the suction brush (not shown).

The sucked air circulates to the dust collector filter 100 through the air inlet 211 of the dust collection chamber 210 and the air inlet hole 21 of the dust collector filter 100. Next, the air is guided to the dust collection part S1 of the filter housing 10 by the second support 37 of the second dust filter element 35, and is discharged through the network body 33 of the first dust filter element 31, the filter for tiny particles of dust 38 of the second dust filter element 35, the air discharge part S2, the air discharge hole 11 of the dust collector filter 100, the air outlet 221 of the dust collection chamber 210, and the chamber of drive
230.

At this point, as the particles of large airborne dust are intercepted by the net body 33 of the first dust filter element 31, is separated from the air and collected in the first filter element of air 31. Tiny dust particles that do not leak by the first dust filter element 31 they are filtered by second time through the filter for tiny dust particles 38 of the second dust filter element 35. The clean air is download through the download paths above described.

At the same time, when the catchment part of powder S1 of the filter housing 10 is filled with separate dust, dust collector filter 100 is removed from the collection chamber of dust 210 of the vacuum cleaner body 200, the cover 20 is separated from the filter housing 10 and then said filter housing is emptied 10. Simultaneously, the second filter element is emptied of powder 35. Then, once it has been washed and reassembled, the dust collector filter 100 is installed again in the chamber of dust collection 210 of the vacuum cleaner body 200 for reuse

According to the present invention as it has been described above, since the dust collector filter 100 to filter the dust from the aspirated air it can be used again, the cost of replacing the paper filter is reduced. For the therefore, the maintenance cost of the vacuum cleaner can be reduced.

Also, according to the present invention, set that the dust collector filter 100 is designed to prevent spread of bacteria, said filter can keep the cleanliness of the environment Moreover, the ease of separation and the assembly of the dust collector filter 100 increases comfort in the use of the vacuum cleaner.

That is, the present invention provides a vacuum cleaner that is hygienic and that contributes to the reduction of maintenance cost and improvement of user comfort. Therefore, a very suitable vacuum cleaner can be provided which It satisfies customer requirements.

Although an embodiment has been illustrated Preferred of the present invention, those skilled in the art appreciate that variations can be made in this form of realization without departing from the principles and spirit of invention, the scope of which is defined in the claims and their equivalent.

Claims (16)

1. Dust collector filter for vacuum cleaner mounted in a dust collection chamber of an aspirator that has an air inlet and an air outlet, to filter dust from the sucked air through the air inlet, the filter can be reused dust collector, characterized in that said dust collector filter comprises: a filter housing having a rear surface and a lateral surface extended vertically from an edge of the rear surface to thereby determine a predetermined space therein, said rear surface having an air discharge hole formed therein to communicate fluidly with the output of
air; a cover that has an entrance hole of air that communicates fluidly with the air inlet and that it is detachably coupled with the filter housing; Y dust filter media mounted on the filter housing, to filter dust from the air that is aspirated to through the air inlet hole and is discharged through the air discharge hole. 2. Dust collector filter for vacuum cleaner according to claim 1, characterized in that the filter housing has a cylindrical shape and said filter housing and the lid are detachably coupled to each other by a protruding part and hooks arranged respectively in the housing filter and cover and that correspond to each other. 3. Dust collector filter for a vacuum cleaner according to claim 1, characterized in that the dust filter media comprises: a first dust filter element for filter large dust particles; and a second element dust filter to filter tiny dust particles that are not filtered by the first filter media of powder. 4. Dust collector filter for a vacuum cleaner according to claim 3, characterized in that the first dust filter element comprises: a frame that is an integral part of the back surface of the filter housing to divide a interior space of the filter housing in a pickup part of outer dust and an inner air discharge part, said frame presenting a plurality of holes that are formed in radial direction; Y a network body coupled to one side of the frame to close the holes in the frame. 5. Dust collector filter for a vacuum cleaner according to claim 4, characterized in that the second dust filter element comprises: a first support that is in contact with the back surface of the filter housing corresponding to the air discharge part and having a through hole formed in the center of it so that it corresponds to the air discharge hole; a second support held by one end of the frame on one edge of it; Y a filter of tiny dust particles held by the circumferential ends of the first and second support. 6. Dust collector filter for a vacuum cleaner according to claim 5, characterized in that the second support has a conical shape that gradually becomes wider from a central point towards the other end, thereby allowing air to be drawn through the air inlet hole of the lid to circulate smoothly towards the dust collection part disposed in the filter housing. 7. Dust collector filter for a vacuum cleaner according to claim 5, characterized in that the filter for tiny dust particles is nonwoven fabric and said nonwoven fabric has a plurality of folded parts to increase the dust filtering surface. 8. Dust collector filter for a vacuum cleaner according to claim 5, characterized in that the cover has a plurality of ribs protruding from an inner part of the lid, said ribs pressing the second support held by the end of the frame when said lid is attached With the filter housing. 9. Vacuum cleaner comprising: a vacuum cleaner body that presents a camera dust collection with an air inlet and an air outlet and that is coupled to a suction brush; a vacuum generating device arranged in a drive chamber, to generate a negative pressure in the dust collection chamber, the chamber being arranged dust collection at a rear of the collection chamber of dust from the vacuum cleaner body to communicate fluidly with the dust collection chamber through the air outlet; Y a chamber mounted dust collector filter dust collection, to filter and collect dust from the air sucked into the dust collection chamber, the filter being reusable dust collector, characterized in that the dust collector filter comprises: a filter housing having a rear surface and a lateral surface extended vertically from an edge of the rear surface to thereby define a predetermined space therein, said rear surface having an air discharge orifice formed therein to communicate fluidly with the hole of
exit; a cover that has an entrance hole of air that communicates fluidly with the air inlet and that separable coupling with the filter housing; Y dust filter media mounted on the filter housing, to filter dust from the air that is aspirated to through the air inlet hole and is discharged through the discharge hole. 10. Vacuum cleaner according to claim 9, characterized in that the filter housing has a cylindrical shape and said filter housing and the cover are detachably coupled to one another by means of a protruding part and hooks arranged respectively in the filter housing and in the lid and that correspond to each other. 11. Vacuum cleaner according to claim 9, characterized in that the dust filter media comprise: a first dust filter element for filter the filter media for large dust particles; Y a second dust filter element for filter the filter media for tiny dust particles that are not filtered by the first filter media of powder. 12. Vacuum cleaner according to claim 11, characterized in that the first dust filter element comprises: a frame that is an integral part of the back surface of the filter housing to divide a interior space of the filter housing in a pickup part of outer dust and an inner air discharge part, the frame presenting a plurality of holes that are formed in a radial direction; Y a network body coupled to one side of the frame to close the holes in the frame. 13. Vacuum cleaner according to claim 12, characterized in that the second dust filter element comprises: a first support that is in contact with the rear surface of the filter housing corresponding to the air discharge part and which has a through hole formed in the center thereof and corresponds to the discharge opening of
air; a second support held by the end of the frame on one edge of it; Y a filter for tiny dust particles supported by the circumferential ends of the first support and of the second support. 14. Vacuum cleaner according to claim 13, characterized in that the second support has a conical shape that gradually becomes wider from a central point towards the outer end, thereby allowing air to be drawn through the air inlet port of the cover to circulate smoothly towards the dust collection part disposed in the filter housing. 15. Vacuum cleaner according to claim 13, characterized in that the filter for tiny dust particles is nonwoven fabric, and said nonwoven fabric has a plurality of folded parts to increase the dust filtering surface. 16. Vacuum cleaner according to claim 13, characterized in that the lid has a plurality of ribs protruding from an inner part of the lid, said ribs pressing the second support held by the end of the frame when the lid is coupled with the filter housing.