KR101629305B1

KR101629305B1 - A vacuum clenaer

Info

Publication number: KR101629305B1
Application number: KR1020090105450A
Authority: KR
Inventors: 현기탁; 이창훈; 김성준
Original assignee: 엘지전자 주식회사
Priority date: 2009-11-03
Filing date: 2009-11-03
Publication date: 2016-06-10
Also published as: KR20110048748A

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a vacuum cleaner and, more particularly, to a vacuum cleaner which can dry a cleaning object such as a carpet.

The present invention comprises a case forming an appearance of a suction nozzle; A heater provided inside the case; And a guide fan for moving air in the direction of the heater.

Heater, guide fan, suction nozzle

Description

[0001] The present invention relates to 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 in which objects to be cleaned can be easily dried by supplying heated air to a cleaning object.

The vacuum cleaner is a device that can remove dust and other foreign substances by sucking the outside air by the vacuum pressure generated from the motor provided in the main body.

A basic structure of such a vacuum cleaner includes a motor for generating air pressure and a dust collecting container for collecting dust and other foreign matter, and the main body is provided with a suction nozzle for sucking air and foreign matter.

In such a configuration, when the user operates the vacuum cleaner with the suction nozzle against a cleaning object such as a floor or a carpet, air and foreign matter are sucked into the suction nozzle by the vacuum pressure of the motor and moved to a filter or a cyclone device So that the foreign matter passes through the dust collecting cylinder and the air passes through the motor and then is discharged to the outside of the main body.

However, in the conventional suction nozzle, the function of sucking the dust is mainly emphasized. In the case of the object to be cleaned such as a carpet which is moistened and moistened, it can not be dried by using a vacuum cleaner, There was an inconvenience that cleaning was required to wait for drying.

An object of the present invention is to provide a vacuum cleaner capable of drying a contact object by bringing the contact object into contact with hot air in contact with the suction nozzle.

To achieve these and other advantages and in accordance with the purpose of the present invention, as embodied and broadly described herein, A heater provided inside the case; And a guide fan for moving air in the direction of the heater.

The guide fan is constituted by a cross flow fan arranged in the lateral direction inside the case, and the heater is arranged in the lateral direction inside the case so as to correspond to the arrangement form of the cross flow fan.

An air intake port provided on the rear surface of the case; The air conditioner may further include an air outlet provided on the bottom surface of the case, and the guide fan is disposed adjacent to the air inlet, and the heater is disposed adjacent to the air outlet.

According to the present invention, hot air is discharged from the suction nozzle, and thus the bottom surface and the carpet to be cleaned can be dried.

In particular, in areas with high humidity, if you have carpets that absorb moisture well on the floor, you will have to wait for the moisture to evaporate naturally to clean these carpets. However, when the present invention capable of supplying hot air is used, it is advantageous to perform cleaning after removing the moisture of the carpet first without having to wait for natural drying time.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

It should be understood, however, that there is no intention to limit the scope of the present invention to the particular embodiments shown and that those skilled in the art, upon reading and understanding the spirit of the present invention, Of course.

1, a main body 10 of the vacuum cleaner according to the present invention is provided with a motor (not shown) for generating a vacuum pressure and a dust collecting device 15 for collecting dust and other foreign substances introduced into the main body .

The main body 10 is provided with a suction pipe 100 for guiding dust and other foreign matter and air into the main body 10. The suction pipe 100 is provided with a suction hose And an extension pipe 120 connected to the suction hose 110 and capable of expanding and contracting the length thereof.

A handle 130 for gripping a user is connected to the extension pipe 120 and an operation unit 131 for operating a user's vacuum cleaner is provided on the handle 130.

A suction nozzle 200 for sucking dust or other foreign matter is provided at an end of the extension pipe 120. The suction nozzle 200 is provided with a suction space part for sucking air, And a hot air supply unit 250 that is partitioned from the suction space unit 210 and supplies hot air for drying.

The hot air supply unit 250 is provided with a heater 260 for radiating heat and a guide fan 270 for supplying air to the heater 260 and discharging heated air heated by the heater 260, do.

2, an outer appearance of the suction nozzle 200 is formed by a case 201, and the suction space 210 and the hot air supply unit 250 are provided in the case 201 .

The suction space part 210 and the hot air supply part 250 are preferably partitioned by the partition wall 300.

Inside the suction space 210, an agitator 211 for sweeping foreign materials on the floor is rotatably provided. A suction port 212 through which the foreign substances and air flow is formed in the lower portion of the agitator 211.

A rotating fan 220 is provided behind the agitator 211 and the rotating fan 220 and the agitator 211 are connected by a driving belt 213.

The rotary fan 220 is located in front of the suction port 121 of the extension pipe 120. When vacuum pressure is generated in the main body (see FIG. 1), air and foreign matter are introduced into the lower portion of the agitator 211 (121) of the extension pipe (120) through the suction port (212) provided at the end of the extension pipe (120).

The flow of the air rotates the rotary fan 220 and the rotating force of the rotary fan 220 rotates the agitator 211 by the drive belt 213. Thus, the agitator 211 can sweep away foreign matter.

Thus, a suction passage P through which suction air and foreign substances flow can be formed in a space between the suction port 212 of the lower portion of the agitator 211 and the suction port 121 of the extension pipe 120.

The hot air supply unit 250 provided at the rear of the suction space unit 210 is an independent space divided from the suction space unit 210 as described above and includes the heater 260 and the guide fan 270, .

A drive motor 271 for driving the guide fan 270 is provided on one side of the guide fan 270.

The guide fan 270 may include a cross flow fan disposed in the hot air supply unit 250 so as to extend horizontally. However, the present invention is not limited thereto.

The heater 260 is disposed at a position adjacent to the guide fan 270. The heater 260 may be positioned at the front or rear of the guide fan 270 or below or below the guide fan 270.

The shape of the heater 260 may be variously formed. However, it is preferable that the heater 260 is also horizontally disposed, considering that the guide fan 270 is a transversely installed fan.

Here, it is preferable that the heater 260 is constituted by a coil type heat resistance heater or a sheath heater, but the present invention is not limited thereto.

The suction space 210 may be disposed at a front side of the suction port 121 of the extension pipe 121 with respect to the suction port 121 of the extension pipe 120, (121) of the suction port (120).

This is because the suction of the air should be performed in front of the extension pipe 120 but the drying by the hot air supply unit 250 may be independent of the position of the extension pipe 120.

Therefore, the hot air supply part 250 is disposed behind the suction space part 210 in consideration of the position of the suction space part 210.

However, it is not limited to the rear of the suction space part 210, but may be located on the side thereof.

3, an air inlet port 280 through which air is sucked is provided on the rear surface of the hot air supply unit 250, and an air outlet port 290 through which air is discharged is formed on a lower surface of the hot air supply unit 250 do.

At this time, air having a normal temperature flows into the air inlet port 280, and hot hot air, which is heat-exchanged with the heater 260, is discharged from the air outlet port 290.

It is preferable that the guide fan 270 is disposed adjacent to the air inlet 280 and the heater 260 is disposed adjacent to the air outlet 290

The reason why the guide fan 270 is positioned as described above is to prevent physical damage to the guide fan 270 due to the high temperature of hot air.

The upper and lower portions of the hot air supply unit 250 are provided with a guide unit 300 for guiding the flow of air so that air flows smoothly.

The guide portion 300 is provided in the form of an inclined portion corresponding to the flow direction of the air. The guide portion 300 includes an upper guide portion 301 provided in an upper front portion of the hot air supply portion 250, And a lower guide portion 302 provided at a lower portion of the lower portion of the body 250.

The air intake port 280 and the air exhaust port 290 are provided with ribs 281 and 291 spaced apart from each other by a predetermined distance to prevent foreign matter having a size larger than a predetermined size from entering.

4, the handle unit 130 is provided with an operation unit 131 that can operate the vacuum cleaner by the user's intention. The operation unit 131 controls the suction force of the vacuum cleaner to be in a high / It is divided into medicine so that the suction power can be adjusted according to the user's convenience.

The operation unit 131 is provided with a drying operation unit 132 for controlling the operation of the heater (see FIG. 2, 260) and the guide fan (see FIG. 2, 270) .

Hereinafter, the operation of the present invention will be described with reference to the accompanying drawings.

As shown in FIGS. 3 and 4, when the user operates the drying operation unit 132 to start the drying operation, the heater 260 and the guide fan 270 are turned on.

The heater 260 generates heat, and the guide fan 270 rotates to draw air and move it toward the heater.

The guide fan 270 operates to suck outside air into the air intake port 280. The thus sucked air moves to the heater 260 through the guide fan 270. [

The air that has moved to the heater 260 exchanges heat with the heater 260 and the temperature of the air is increased. The air is further pushed by the guide fan 270 to be discharged into the air outlet 290.

At this time, since the air outlet 290 is provided in the lower part of the hot air supply unit 250, the hot air generated by the heater 260 is in contact with the carpet or the bottom surface of the air outlet 290.

If moisture is present on the carpet or the floor surface, it is evaporated by the hot air, so that drying can be performed more quickly.

1 is a perspective view of a vacuum cleaner according to the present invention

2 is a plan view of a suction nozzle of a vacuum cleaner according to the present invention.

3 is a side sectional view of a suction nozzle of a vacuum cleaner according to the present invention.

4 is a plan view of the handle portion of the vacuum cleaner according to the present invention.

DESCRIPTION OF THE PREFERRED EMBODIMENTS

200: Suction nozzle 210: Suction space part

250: hot air supply unit 260: heater

270: guide fan 280: air inlet

290: Air outlet

Claims

A case forming an appearance of the suction nozzle;

A partition wall partitioning the inside of the case;

A suction space provided in front of the partition wall for sucking foreign matter;

And a hot air supply unit provided at the rear of the partition wall for supplying hot air for drying,

The hot air supply unit includes a heater provided therein; And a guide fan for moving air in the direction of the heater.

The method according to claim 1,

Wherein the suction space part is provided in front of the case and includes a suction flow path for sucking outside air or foreign matter.

The method according to claim 1,

Wherein the guide fan is constituted by a cross flow fan arranged in the left-right direction inside the case,

Wherein the heater is disposed in a lateral direction of the inside of the case so as to correspond to the arrangement of the cross-flow fan.

The method according to claim 1,

The hot air supply unit

An air intake port provided on the rear surface of the case;

Further comprising an air outlet provided on the bottom surface of the case,

Wherein the guide fan is disposed adjacent to the air inlet, and the heater is disposed adjacent to the air outlet.

The method according to claim 1,

A handle disposed at a connection pipe connected to the suction nozzle;

Further comprising a drying operation unit provided in an operating unit provided on the handle unit to operate or stop the heater and the guide fan.

The method according to claim 1,

Wherein the suction space part comprises: an agitator for sweeping off foreign matters on the floor; And a suction port for sucking foreign matter behind the agitator.

The method according to claim 6,

And a rotating fan provided between the agitator and the suction port.

The method according to claim 6,

And the hot air supply unit is disposed on a rear side of the suction port.

5. The method of claim 4,

Wherein the hot air supply part includes a guide part provided with an inclined part corresponding to a flow direction of air so as to guide the flow of air so that air can flow smoothly.