KR101356519B1 - A vacuum cleaner - Google Patents

Abstract

The present invention relates to a vacuum cleaner, comprising: a suction motor provided in a main body to generate suction force; a dust separation device separating dust and air sucked by the suction force of the suction motor; and provided between the suction motor and the dust separation device. A filter device for filtering fine dust in the air discharged from the dust separation device, wherein the filter device is rotatably provided with a filter member, a case in which the filter member is accommodated, and the case may interfere with the filter member. And a filter striking device configured to be elastically deformable when the filter member is rotated, and to vibrate the filter member by striking the filter member during the elastic deformation movement.

Description

Vacuum cleaner {A VACUUM CLEANER}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vacuum cleaner, and more particularly, to a vacuum cleaner capable of increasing user convenience by providing a filter device inside the vacuum cleaner.

Generally, a vacuum cleaner uses a suction motor mounted inside a main body to suck dust and foreign substances with air, and then filters the inside of the main body.

The vacuum cleaner having the above-described functions can be largely divided into a canister type in which a suction nozzle as a suction port communicates with a main body through a connection pipe, and an up-right type in which the suction nozzle is integrally formed with the main body .

Among the two types of vacuum cleaners, the canister type vacuum cleaner includes a vacuum cleaner main body including a suction motor for generating suction power, a suction nozzle for sucking dust and foreign substances on the surface to be cleaned by suction power generated from the vacuum cleaner main body; Extension pipe and connecting pipe for connecting the main body and the suction nozzle is configured to include.

That is, when power is applied to the main body and the suction motor is driven, suction force is generated, and air containing dust and foreign matter on the surface to be cleaned is sucked by the suction nozzle.

And air containing dust and foreign matter is introduced into the main body through the extension pipe and the connection pipe. The air containing the dust and foreign matter introduced into the main body is separated from the dust and foreign matter by the cyclone principle in the dust separation apparatus mounted on the main body.

The dust and foreign matters separated as described above are collected in a dust collecting container provided to communicate with the dust separation device of the vacuum cleaner, and the air from which dust and foreign matters are separated is discharged to the outside of the main body through an air outlet.

Meanwhile, the dust separation device separates dust and foreign matter having a certain weight and size according to a cyclone principle, and fine dust that is not visible is discharged to the outside of the main body through an air outlet without being collected in the dust collecting container. .

On the other hand, when the air containing the fine dust as described above is discharged to the outside of the main body there is a problem that the air in the indoor space is contaminated.

In addition, even when the filter for filtering the fine dust is provided separately from the dust separation device, when the fine dust is adsorbed to the filter, there is a great inconvenience for the user to replace the filter or to separate and clean the filter from the vacuum cleaner. .

The present invention is to solve the above-described problems, a filter device for filtering fine dust is provided separately in the body, to provide a vacuum cleaner that can easily clean the filter by providing a filter striking device.

The technical object of the present invention is not limited to the above-mentioned technical objects and other technical objects which are not mentioned can be clearly understood by those skilled in the art from the following description will be.

Vacuum cleaner of the present invention for achieving the above object is provided with a suction motor for generating a suction force; A dust separator for separating dust and air sucked by the suction force of the suction motor; A filter device provided between the suction motor and the dust separation device to filter fine dust in the air discharged from the dust separation device; The filter device includes a filter member that is rotatably provided, a case in which the filter member is accommodated, and the filter device is provided in the case so as to interfere with the filter member, so that the filter member can elastically deform when the filter member is rotated. And a filter striking device configured to vibrate the filter member by striking the filter member during the elastic deformation movement.

According to the present invention, by filtering the fine dust not separated in the dust separation apparatus in the filter device to discharge the clean air to the outside of the main body there is an advantage that can maintain a comfortable indoor space when using the vacuum cleaner.

In addition, by providing a filter striking device to shake off the fine dust adsorbed on the filter so that the user can easily clean the filter, the filter has to be replaced at any time or to remove the inconvenience to clean the filter from the vacuum cleaner.

1 is a perspective view of a vacuum cleaner according to an embodiment of the present invention.
2 is a side view showing a dust separation device, a filter device and a dust collecting container provided in the main body according to an embodiment of the present invention.
3 is a cross-sectional view of the inside of the vacuum cleaner showing the air flow when the vacuum cleaner according to an embodiment of the present invention performs the cleaning.
4 is an exploded perspective view of a filter device of a vacuum cleaner according to an embodiment of the present invention.
5 is a cross-sectional view illustrating a coupling relationship between a filter device of a vacuum cleaner and an auxiliary dust collecting container according to an embodiment of the present invention.
6 is a perspective view showing a filter member according to an embodiment of the present invention from below.
Figure 7 is a bottom view showing the operation of the filter member according to an embodiment of the present invention.
8 is a perspective view showing a filter member according to another embodiment of the present invention from below.
Figure 9 is a bottom view showing the operation of the filter member according to another embodiment of the present invention.
10 is a perspective view showing the operation of the filter member according to another embodiment of the present invention.
11 is a side view of a filter member operated by a drive motor.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. The sizes and shapes of the components shown in the drawings may be exaggerated for clarity and convenience. In addition, terms defined in consideration of the configuration and operation of the present invention may be changed according to the intention or custom of the user, the operator. Definitions of these terms should be based on the content of this specification.

In addition, the spirit of the present invention is not limited to the embodiments presented, and those skilled in the art who understand the spirit of the present invention may easily implement other embodiments within the scope of the same idea, but this also falls within the scope of the present invention. Of course.

1 is a perspective view of a vacuum cleaner according to an embodiment of the present invention. The construction and operation of the vacuum cleaner of the present invention will be described in detail with reference to FIG.

The vacuum cleaner shown in FIG. 1 includes a main body 30 for generating a suction force using a suction motor (not shown), a connection portion 20 for transmitting a suction force generated in the main body 30, and the connection portion 20. It is configured to include a suction nozzle 10 is provided on one side of the suction suction dust and foreign matter scattered on the surface to be cleaned together with the air.

An suction motor (not shown) is mounted inside the main body 30, and when the suction motor (not shown) is driven, suction power is generated to inhale dust and foreign matter together with air into the main body 30. . Inhaled dust and foreign matter is filtered in the interior of the main body (30).

The connection part 20 may be composed of an extension tube 22 having the suction nozzle 10 mounted at one end thereof and having an adjustable length, and a connection tube 24 connecting the extension tube 22 and the main body 30. Can be. The extension pipe 22 may be used by adjusting the length according to the height of the user of the vacuum cleaner or the position of the surface to be cleaned.

At the time of cleaning, the suction nozzle 10 connected to the extension pipe 22 moves back and forth and left and right with respect to the surface to be cleaned, so that the connection pipe 24 is made of a flexible material so that the user can easily clean it. It is preferable to be.

2 is a side view illustrating a dust separation device 200, a filter device 300, and a dust collecting container 600 provided inside the main body 30 according to an embodiment of the present invention. Referring to FIG. 2, the functions of the dust separation device 200, the filter device 300, and the dust collecting container 600 provided inside the main body 30 will be described in detail.

Air including dust and foreign matter on the surface to be cleaned is introduced into the main body 30 (see FIG. 1), and the dust separating apparatus 200 separates dust and foreign matter from the introduced air.

Dust and foreign matter separated from the dust separator 200 are collected in the dust collecting container 600 through the dust discharge unit 220 provided on one side of the dust separator 200.

In addition, air containing fine dust that is not separated from the dust separation device 200 is introduced into the filter device 300 through a communication tube 230 provided on the other side of the dust separation device 200.

The filter device 300 filters fine dust contained in the introduced air, and the filtered air is discharged through the air discharge unit 110 formed at the rear of the main body 30.

3 is a cross-sectional view of the inside of the vacuum cleaner showing the air flow when the vacuum cleaner according to an embodiment of the present invention performs the cleaning. Referring to Figure 3 will be described in detail with respect to the air flow in the vacuum cleaner when performing the cleaning.

When the user performs cleaning by applying power to the vacuum cleaner, the suction motor 100 is operated to generate a suction force. Air, including dust and foreign matter, is introduced into the main body 30 through the inlet pipe 240 by the suction force.

Air including dust and foreign matter introduced into the inflow pipe 240 is sucked into the dust separation device 200 provided to communicate with the inflow pipe 240. Air including dust and foreign matter introduced into the dust separator 200 is separated from dust and foreign matter in a spiral flow along the inner circumferential surface of the dust separator 200.

Then, the separated dust and foreign matter is moved to the dust collecting container 600 through the dust discharge unit 220. On the other hand, the air is introduced into the filter device 300 through the communication tube 230 after passing through the air discharge member 210 provided in the dust separation device 200.

That is, one side of the filter device 300 is provided with a guide tube 322 in communication with the communication tube 230, the air from which dust and foreign matters are separated from the dust separation device 200 inside the filter device 300. Guide to.

Since the dust separation device 200 separates dust and foreign matters contained in the air according to the cyclone principle, only dust and foreign matters having a certain weight and size are separated and the fine dust that is not visible is separated from the dust. It remains in the air discharged from the device 200.

Therefore, the filter device 300 filters the fine dust contained in the air. The air, which is also separated from the fine dust by the filter device 300, moves to the suction motor 100 through the suction pipe 324 provided in the filter device 300.

That is, the suction pipe 324 is provided inside the filter device 300 to communicate with the suction motor 100 to suck the air separated from the fine dust with the suction motor 100. The air sucked in this way is discharged to the outside of the main body 30 through the air discharge unit 110 provided at the rear of the main body 30.

4 is an exploded perspective view of the filter device 300 of the vacuum cleaner according to the embodiment of the present invention. Referring to Figure 4 will be described in detail the configuration and coupling relationship of the filter device 300 for filtering the fine dust contained in the air.

As described above, the communication tube 230 provided on the other side of the dust separation device 200 and the guide tube 322 provided on the filter device 300 communicate with each other to prevent dust and foreign matter from the dust separation device 200. The air from which the back is separated is introduced into the filter device 300.

The filter device 300 is for filtering the fine dust contained in the air discharged from the dust separation apparatus 200, the filter member for filtering the fine dust, the case 320 and the filter housing the filter member And the filter striking device 420 for vibrating the member.

The filter member includes a filter for filtering fine dust and a filter housing 410 provided inside the case 320 to accommodate the filter.

The filter may be any material that filters fine dust and air can pass therethrough, and embodiments of the present invention describe the filter 413 and the sponge filter 1413 having a pleated shape of a nonwoven material. However, the present invention is not limited by the type of filter.

The filter housing 410 accommodates the filter, and rotates inside the case 320 when cleaning the filter.

That is, as described above, the case 320 is provided with the suction pipe 324 in order to communicate the inside thereof with the suction motor 100, the filter housing 410 is coupled to the suction pipe 324 and the suction pipe 324 ) Rotates around the filter, and as the filter housing 410 rotates, the filter accommodated therein also rotates in association with the filter housing 410.

Specifically, the filter housing 410 is the coupling portion 412 coupled to the suction pipe 324, the filter accommodating portion 414 for receiving a filter and the coupling portion 412 and the filter receiving portion ( And a plurality of said ribs 416 connecting 414.

Here, the coupling part 412 has a cylindrical shape so that the suction pipe 324 provided in the case 320 is inserted and coupled. And the upper portion is provided with a communication port 413 for introducing the air moving to the suction motor 100 through the suction pipe 324.

In addition, a fastening protrusion 418 is formed on the upper surface of the coupling part 412 extending upward. When the filter is cleaned, the filter accommodated in the filter housing 410 is also rotated by rotating the filter housing 410, and the rotary knob 450 for rotating the filter housing 410 is fastened by the fastening protrusion 418. Is coupled to.

That is, the user can easily clean the fine dust adsorbed on the filter by holding the rotary knob 450 and rotates in one direction.

The filter housing 410 accommodates a filter therein and rotates inside the case 320 according to a user's manipulation of the rotary knob 450. That is, the filter housing 410 is formed in a cylindrical shape because it must have a shape corresponding to the inner surface of the case 320, the filter accommodated in the filter housing 410 is a shape corresponding to the inside of the filter housing 410 Is formed.

Since the filter is rotated in conjunction with the filter housing 410, the size is preferably formed to have the same diameter as the diameter of the inside of the filter housing 410.

On the other hand, the rib 416 is provided in plurality in order to connect the filter housing 410 and the coupling portion 412 is spaced at a predetermined interval. As shown in FIG. 4, the rib 416 extends from the upper side of the filter housing 410 toward the coupling portion 412 to connect the filter housing 410 and the coupling portion 412, but the filter housing ( It may be provided below the 410.

In addition, since the filter housing 410 is rotatably coupled to the inside of the case 320 accommodating the filter member, the case 320 is formed in a cylindrical shape with an open top.

As described above, the suction tube 324 communicating the inside of the suction motor 100 and the case 320 is provided in the case 320 so that the filter device 300 inside the case 320 is provided. Air from which fine dust is separated moves to the suction motor 100 through the suction pipe 324.

On the other hand, the discharge port 326 is formed on one side of the lower surface of the case 320 to discharge the fine dust adsorbed to the filter to the outside of the case 320.

In addition, a cover 440 for closing the case 320 in which the filter member is accommodated is provided at an upper portion of the case 320. That is, the cover 440 is the case 320 to move the air from which fine dust is separated to the suction motor 100 through the suction pipe 324 through the communication port 413 formed in the coupling part 412. It is provided to close the top of the.

On the other hand, the noise reduction member 460 is provided on the coupling portion 412. The noise reduction member 460 is formed in a cylindrical shape and a plurality of hollows are formed along the outer circumferential surface thereof. Accordingly, the noise reduction member 460 blocks a part of the communication port 413 formed in the coupling part 412 to prevent noise generated by the air moving to the suction motor 100 through the suction pipe 324. can do.

The filter striking device 420 is to separate the fine dust adsorbed to the filter by vibrating the filter when the filter is rotated, the support member 424 and the support member 424 fixed to the inner surface of the case 320 It is configured to include the striking member 422 provided in).

That is, the striking member 422 extends in the filter direction to vibrate the filter by contacting the filter. The process of vibrating the filter by the striking member 422 to clean the filter will be described in detail below.

Meanwhile, the sweeper 430 is provided below the coupling part 412, and the sweeper 430 is fixed to the coupling part 412 to rotate in conjunction with the coupling part 412. ) And a cleaning member 434 extending from the fixing part 432.

That is, when the user grabs the rotation knob 450 and rotates the filter member in one direction, the fixing part 432 and the cleaning member 434 also rotate in the case 320 in association with the rotation knob 450.

5 is a cross-sectional view showing a coupling relationship between the filter device 300 and the auxiliary dust collecting chamber 500 of the vacuum cleaner according to an embodiment of the present invention. 5, the flow of air in the filter device 300, the operation of the filter member and the filter striking device 420, the function of the sweeper 430, and the function of the auxiliary dust collector 500 are described. It demonstrates in detail.

As described above, the air from which dust and foreign matters are separated from the dust separation device 200 is introduced into the inside through the guide tube 322 (see FIG. 4) provided at one side of the case 320. On the other hand, the inside of the case 320 is divided into the upper space and the lower space by the filter accommodated in the filter housing 410.

That is, the air discharged from the dust separation apparatus 200 flows into the lower side of the filter inside the case 320 through the guide tube 322. And, the air introduced into the lower space of the filter is moved to the upper space by the suction force of the suction motor 100, in the process passes through the filter accommodated in the filter housing 410.

Fine dust is separated while the air discharged from the dust separation device 200 passes through the filter. That is, the air containing the fine dust is filtered by the filter, the fine dust is buried in the lower surface of the filter or fall to the bottom surface of the case 320.

On the other hand, the air from which the fine dust is separated is moved to the upper space of the case 320 is moved to the communication port 413 formed in the coupling portion 412, the suction pipe 324 inserted into the coupling portion 412 It is moved to the suction motor 100 through).

Therefore, the vacuum cleaner of the present invention discharges the air from which the fine dust is separated to the outside of the vacuum cleaner through the air discharge unit 110, thereby maintaining a comfortable indoor space even when cleaning is performed.

On the other hand, the fine dust on the lower surface of the filter is separated from the filter by the filter striking device 420 fixed to the inner surface of the case 320.

That is, when the user grasps the rotary knob 450 and rotates in one direction, the coupling protrusion 418 formed on the upper surface of the coupling part 412 and coupled to the rotary knob 450 also rotates together, and the locking protrusion In accordance with the rotation of 418, the coupling portion 412 also rotates around the suction pipe 324.

In addition, as the coupling part 412 rotates, the filter housing 410 connected to the coupling part 412 by the plurality of ribs 416 also rotates, and the filter accommodated inside the filter housing 410 is also filter housing. It rotates in conjunction with 410.

On the other hand, the support member 424 of the filter striking device 420 is fixed to the inside of the case 320 to be provided under the filter. The end of the striking member 422 provided to the support member 424 may be provided to interfere with the filter by a predetermined length.

That is, the filter according to an embodiment of the present invention is formed so that the outer surface has a plurality of pleats, the end of the striking member 422 is provided to be in contact with the pleats of the filter is the case as the filter rotates The striking member 422 fixed to the inside of the 320 will vibrate the pleats of the filter.

Due to the vibration of the filter 413, the dust on the outer surface of the filter or sandwiched between the pleats of the filter 413 is separated and falls into the lower space of the case 320. In addition, the striking member 422 is provided so as to interfere with the filter 413 to vibrate the filter 413, it is preferably formed of a metal material having excellent elasticity and durability.

That is, since the striking member 422 is formed of a material capable of elastic deformation, the striking member 422 is elastically deformed when the end of the striking member 422 contacts the pleats of the filter 413. When the striking member 422 passes through the contacted wrinkles, the impact member 422 is restored to its original state and strikes the next wrinkle.

Therefore, in the process of restoring the striking member 422 to its original state after elastic deformation, the striking member 422 vibrates the filter 413 by striking the pleats of the filter 413.

On the other hand, as described above, the sweeper 430 is fixed to the lower portion of the coupling portion 412 is rotated in conjunction with this when the filter member is rotated.

That is, the cleaning member 434, which is a component of the sweeper 430, extends from the fixing part 432 and contacts the bottom surface of the case 320, and the cleaning member 434 is the case 320. By contacting and rotating the inner bottom surface serves to sweep the fine dust separated from the filter by the filter striking device 420. The fine dust swept by the sweeper 430 is moved into the auxiliary dust collecting container 500.

In the exemplary embodiment of the present invention, although the cleaning member 434 is formed of a bristle or soft rubber plate, the cleaning member 434 may be any member that sweeps out the fine dust present on the bottom surface of the case 320. The present invention is not limited to the material of 434.

On the other hand, the discharge port 326 for discharging the fine dust wiped by the cleaning member 434 is formed on the bottom surface of the case 320.

That is, an auxiliary dust collector 500 is provided below the case 320, and the auxiliary dust collector 500 communicates with the case 320 by the discharge hole 326, and by the cleaning member 434. The fine dust discharged from the case 320 is collected.

In addition, in order for the user to separate the auxiliary dust collecting container 500 from the vacuum cleaner and easily discard the fine dust, the auxiliary dust collecting container 500 may be detachably provided with the vacuum cleaner.

6 is a perspective view showing a filter member according to an embodiment of the present invention from below, and FIG. 7 is a bottom view illustrating an operation process of the filter member according to an embodiment of the present invention. When the user rotates the filter member with reference to FIGS. 6 to 7, the interaction between the filter and the filter striking device 420 and the operation of the sweeper 430 will be described in detail.

As shown in FIG. 6, when using the filter 413 having a plurality of pleats formed on the outer surface, the end of the striking member 422 is provided to be in contact with the pleats of the filter.

That is, the end of the striking member 422 is provided so as to interfere with the filter by a predetermined length, so that when the filter rotates, the filter is vibrated by the striking member 422 fixed inside the case 320.

As shown in FIG. 7, when the filter member is rotated in the clockwise direction, the cleaning member 434 remains fixed inside the case 320, and only the filter housing 410 and the filter 413 rotate. Done. Accordingly, the striking member 422 may contact the filter 413 to separate fine dust from the filter 413 by vibrating the pleats formed on the outer surface of the filter 413.

In addition, the sweeper 430 provided below the filter member also rotates inside the case 320 in conjunction with the filter member, so that the fine dust dropped to the bottom surface of the case 320 by the striking member 422. Is swept away toward the discharge port 326.

8 is a perspective view showing a filter member according to another embodiment of the present invention from below, and FIG. 9 is a bottom view showing an operation process of the filter member according to another embodiment of the present invention. 8 to 9, the interaction between the filter and the filter striking device 420 and the operation of the sweeper 430 when the user rotates the filter member will be described in detail.

FIG. 8 illustrates a filter member that uses a filter 1413 formed of a sponge material to filter fine dust unlike FIG. 6. That is, when the filter 1413 is formed of a sponge material, the striking member 422 may not vibrate the sponge itself.

Therefore, a plurality of the ribs 416 connecting the filter housing 410 and the coupling part 412 is provided under the filter member, and the end of the striking member 422 is the rib 416 and a predetermined length. When the filter member is rotated by being provided so as to interfere with the rib, the rib 416 is vibrated by the striking member 422 fixed to the inside of the case 320.

The vibration of the rib 416 is transmitted to the filter 1413 made of sponge material, and the filter 1413 made of sponge material is also vibrated, and the fine dust buried in the sponge falls on the bottom surface of the case 320. .

On the other hand, when the ribs 416 are densely formed, such as the filter 413 (see FIG. 6) in which the pleats are formed as described above, when the end of the striking member 422 is in contact with the ribs 416, the striking is performed. The member 422 is elastically deformed, and when the striking member 422 passes through the contacted rib, the member 422 is restored to its original state and then hits the rib 416.

Therefore, in the process of restoring the striking member 422 to its original state after elastic deformation, the striking member 422 vibrates the rib 416.

As shown in FIG. 9, when the filter member is rotated in the clockwise direction, the cleaning member 434 remains fixed to the inside of the case 320 and the filter housing 410, the rib 416, and the filter. Only 1413 will be rotated. Accordingly, the striking member 422 may contact the rib 416 to vibrate the rib 416 to separate fine dust from a sponge material filter.

In addition, the sweeper 430 provided below the filter member also rotates inside the case 320 in conjunction with the filter member, so that the fine dust dropped to the bottom surface of the case 320 by the striking member 422. Is swept away toward the discharge port 326.

10 is a perspective view showing the operation of the filter member according to another embodiment of the present invention. Referring to FIG. 10, in addition to the filter striking device 420, a rocking member for vibrating the filter and an operation process of the rocking member will be described in detail.

According to the present invention, the filter striking device 420 vibrates the filter member to separate fine dust from the filter from the filter, or in addition to the filter striking device 420, a rocking member for vibrating the filter is provided to provide a vibration force. By increasing the dust, fine dust on the filter can be separated cleanly.

That is, the protrusion 472 is formed on the outer circumferential surface of the coupling part 412 as shown in FIG. 10. Therefore, as the filter member rotates, the protrusion 472 formed on the outer circumferential surface of the coupling part 412 also rotates.

In addition, the teeth 474 in contact with the protrusion 472 are fixed like the filter striking device 420 and do not rotate even when the filter member is rotated.

That is, as the protrusion 472 rotates in conjunction with the filter member, the tooth portion 474 provided below the protrusion 472 such that the protrusion 472 is in contact with the protrusion 472 may be the protrusion 472. The upper portion of the tooth 474 is moved downward when the contact is rotated, and the protrusion 472 is moved upward when the contact is rotated in contact with the lower side of the tooth 474.

Therefore, the tooth portion 474 moves up and down at the lower side of the filter by the mutual contact action with the protrusion 472. In addition, the rocking member extending from the outside of the tooth portion 474 and bent upward toward the filter member is also moved up and down according to the vertical movement of the tooth portion 474.

Therefore, the swinging member increases the vibration force for separating the fine dust from the filter by applying an impact to the filter member.

On the other hand, the lower side of the tooth portion 474 is provided with an elastic member 476 for elastically supporting the tooth portion 474. That is, the elastic member 476 is contracted when the tooth portion 474 moves downward, and is stretched when the tooth portion 474 moves upward, so that the tooth portion 474 is easily moved up and down. Make it moveable.

11 is a side view of the filter member operated by the drive motor 470. With reference to FIG. 11, the drive member which automatically rotates a filter member is demonstrated in detail. In addition, the same as the above-described configuration and operation of the filter member will be omitted.

As described above, the user rotates the filter housing 410 provided inside the case 320 by holding the rotation knob 450 and rotating in one direction. Therefore, in order to clean the filter, the user has to open the vacuum cleaner and turn the rotary knob 450 provided therein.

However, as illustrated in FIG. 11, a driving motor 470 is provided at one side of the case 320, and the transmission device 480 transmits power generated by the driving motor 470 to the filter housing 410. The convenience of use can be increased by providing a.

According to one embodiment, as the transmission device 480 to provide a gear connected to the drive motor 470 and the same gear teeth as the gear on the outer peripheral surface of the filter housing 410, the drive motor 470 Is transmitted to the filter housing 410 through the gear.

That is, the gear is rotated by the power of the drive motor 470, and the filter housing 410 having gear teeth engaged thereto is also rotated.

On the other hand, in the embodiment of the present invention is described as a gear as the transmission device 480, any one of the transmission power of the belt, chain and the drive motor 470 to the filter housing 410 may be any of the above. The present invention is not limited by the type of the transmission device 480.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. Accordingly, the true scope of the present invention should be determined by the following claims.

10: suction nozzle 20: connection portion
30: main body 100: suction motor
200: dust separation unit 300: filter unit
400: sweeper 500: secondary dust collector
600: dust collecting container

Claims (12)

A suction motor provided in the main body to generate a suction force;
A dust separator for separating dust and air sucked by the suction force of the suction motor;
A filter device provided between the suction motor and the dust separation device to filter fine dust in the air discharged from the dust separation device;
A suction pipe for guiding air passing through the filter device to the suction motor; And
And a noise reduction member for preventing noise generated by air moving to the suction motor through the suction pipe.
Wherein the filter device comprises:
A filter member rotatably provided,
A case accommodating the filter member;
And a filter striking device provided in the case so as to interfere with the filter member and provided to be elastically deformable when the filter member is rotated, and to vibrate the filter member by striking the filter member during the elastic deformation movement. Become,
The filter striking device strikes a surface where the air sucked into the filter device from the dust separation device is in contact with,
The suction pipe is provided to communicate with the communication port through which the air passing through the filter member is guided,
The noise reduction member is a vacuum cleaner, characterized in that for blocking part of the communication port. The method of claim 1,
The filter member,
A filter for filtering the fine dust,
A filter housing rotatably provided in the case to accommodate the filter;
The filter is vacuum cleaner, characterized in that to rotate in conjunction with the rotation of the filter housing. 3. The method of claim 2,
The suction pipe communicates the inside of the case with the suction motor,
The filter housing includes a coupling part coupled to the suction pipe, a filter accommodating part accommodating the filter, and a plurality of ribs connecting the coupling part and the filter accommodating part. The method of claim 3,
The filter blow device,
A support member fixed to an inner surface of the case;
It is configured to include a striking member provided on the support member,
An end portion of the striking member extends in the direction of the filter member and is provided to be able to interfere with the filter member by a predetermined length. 5. The method of claim 4,
A plurality of pleats are formed on the outer surface of the filter,
An end portion of the striking member is provided to be in contact with the wrinkles. 5. The method of claim 4,
An end portion of the striking member is provided to be in contact with the rib. 5. The method of claim 4,
Protrusions are formed on the outer peripheral surface of the coupling portion,
A tooth part vertically moving by interaction with the protrusion as the filter housing rotates,
A rocking member extending from the tooth portion and provided to be in contact with the rib;
And a resilient member provided on one side of the tooth portion to elastically support the tooth portion. The method of claim 3,
And a sweeper including a fixing part fixed to the coupling part and a cleaning member extending from the fixing part to be in contact with the bottom surface of the inside of the case. The method of claim 3,
The filter housing is a vacuum cleaner, characterized in that further comprises a drive member for rotating the filter housing. 10. The method of claim 9,
The driving member includes a fastening protrusion extending from the coupling part and a rotary knob coupled to the fastening protrusion. 10. The method of claim 9,
The drive member includes a drive motor for generating power and a transmission device for transmitting the power to the filter housing. The method of claim 1,
An auxiliary dust collecting container provided under the case; Further comprising:
The lower surface of the case is a vacuum cleaner, characterized in that the discharge port for communicating the case and the auxiliary dust container is formed.

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