KR20050013692A - Vacuum cleaner - Google Patents

Abstract

PURPOSE: A vacuum cleaner is provided to conveniently insert or draw a dust-collecting unit although a user stands in any direction and to prevent the dust-collecting unit from being separated while the vacuum cleaner is in use or is kept. CONSTITUTION: A vacuum cleaner comprises a vacuum cleaner body(20) in which at least a motor producing suction force is installed; a dust-collecting unit-receiving part(21) formed to the top of the vacuum cleaner body in a depressed state; a dust-collecting unit(40) received in the dust-collecting unit-receiving part, to collect dust; wheels(29) formed to the sides of the vacuum cleaner body; and body outlets(25) formed to the inside of the wheels, to exhaust air from which the dirt is filtered by the dust-collecting unit.

Description

Vacuum cleaner {Vacuum cleaner}

The present invention relates to a vacuum cleaner. More specifically, by improving the structure of the dust collecting unit that performs the dust collection by the centrifugal separation method and the air flow path structure, the user can install or detach the dust collecting unit more conveniently and safely, so that the size of the vacuum cleaner can be reduced It relates to a vacuum cleaner.

The vacuum cleaner is a device that collects the waste by filtering the dirt from inside the body by using the vacuum pressure formed by the vacuum motor installed inside the body, and then suctioning the air containing the foreign matter.

As a filter for filtering foreign substances to be sucked, a paper filter having a regular envelope shape has been generally used. Such a paper filter filters out foreign substances such as dust contained in the air to be sucked by the action of allowing air to pass and leaving foreign substances such as dust inside.

However, when a vacuum cleaner having such a paper filter accumulates a certain level of foreign matter inside the paper filter by using it for a long time, the suction force of the vacuum cleaner is lowered, and the inconvenience of using the paper filter periodically has to be replaced. There was a ham.

In order to alleviate this inconvenience, a vacuum cleaner for performing cyclone filtering has been proposed.

1 is a view illustrating a vacuum cleaner that performs a general cyclone filtering method.

Referring to FIG. 1, a vacuum cleaner includes a main body 1 having a suction means for sucking air in a room, a connection hose 5 made of a flexible material connected to communicate with an inside of the main body 1, and the connection hose. Extension tube (8) which is installed to communicate with the end of (5) and is adjustable in length, and suction nozzle (9) into which air containing foreign matter flows from the bottom surface by suction force generated in the main body (1).

In detail, the main body 1 is provided with a dust collecting unit 2 detachable from the rear side. The dust collecting unit 2 is a part for performing a cyclone dust collection therein after introducing air containing foreign matters sucked from the suction nozzle 9. In addition, an exhaust part 4 is formed at a side of the main body 1 through which air filtered with foreign matters is discharged from the inside of the dust collecting unit 2. In addition, a pair of wheels 3 for moving the main body are rotatably provided on the bottom of the main body 1. In addition, one side of the main body 1, a power cord for supplying power to the vacuum cleaner is installed, the power cord is installed to be accommodated inside while being wound on the cord reel (not shown) inside the main body. .

In detail, the said dust collecting unit 2 is shape | molded the handle 1a for a user to grasp when attaching and detaching from the back of the main body 1. As shown in FIG. And the upper surface of the main body 1, when moving the vacuum cleaner, the handle (1b) that the user can hold is formed.

The operation of a general vacuum cleaner will be described.

When the main body 1 is driven, the suction force is transmitted to the suction nozzle 9 through the connection hose 5 and the extension tube 8 by the suction force in the vacuum state formed therein. In this case, the suction force of the vacuum cleaner may be adjusted by a switch 7 installed in the handle part 6 connected to the upper portion of the extension tube 8.

And by the suction force, air containing foreign matter on the bottom surface to be cleaned is introduced into the interior of the vacuum cleaner body 1 via the suction nozzle 9, the extension pipe 8, and the connection hose (5). do. In the main body, dirt may be introduced into the dust collecting unit 2 and filtered by a predetermined filter and then discarded separately.

On the other hand, the conventional techniques related to the above-mentioned dust collecting unit and the Republic of Korea Patent Publication No. 10-2001-0087691, 10-2000-0041558, and 10-2000-0067037, etc. The same number of cyclone dust collecting units of the vacuum cleaner can be employed.

However, such a dust collecting unit has a disadvantage in that the user must grasp the dust collecting unit 2 formed on the rear surface of the cleaner body 1 by hand and pull it out. In addition, in order to perform such an operation, there is a problem that the user must approach the rear part of the main body 1. And after approaching the back of the vacuum cleaner main body 1, there existed the inconvenient points which grasp the dust collection unit 2 by hand, and must take out the dust collection unit 2 by the back. In addition, such a difficulty in mounting occurs even when the dust collecting unit is inserted.

In addition, since the dust collecting unit formed on the rear surface of the cleaner body 1 is inserted and placed without a fixed structure, there is a problem that it can be easily removed by an impact applied from the outside. In addition, the connection state of the dust collecting unit is shifted due to the impact from the outside, the joint of the connection pipe is opened, there is a problem that air leakage may occur at the connection site.

The present invention has been proposed in order to solve the above problems, and an object of the present invention is to propose a vacuum cleaner that allows the user to conveniently insert or remove the dust collecting unit in any direction.

In addition, an object of the present invention is to propose a vacuum cleaner in which the dust collecting unit is pulled out or a leak does not occur at the connection portion during use or storage of the vacuum cleaner.

In addition, an object of the present invention is to propose a vacuum cleaner in which a dust collecting unit that is conveniently mounted in a narrow installation space is adopted as a simple, simplified and reduced configuration.

1 is a view illustrating a vacuum cleaner for performing a general cyclone filtering method.

2 is a view for explaining a vacuum cleaner according to the present invention.

Figure 3 is a front perspective view of the dust collecting unit is separated from the vacuum cleaner according to the present invention.

4 is a rear perspective view of the dust collecting unit according to the present invention;

5 is a cross-sectional view taken along the line AA ′ of FIG. 3.

<Explanation of symbols for the main parts of the drawings>

20: main body 21: dust collecting unit storage portion 22: handle

23: outside air intake port 24: main body intake port 25: main body exhaust port

29 wheel 40 dust collection unit 41 upper cover

42: lower cover 43: case 44: centrifuge member

45 suction port 46 discharge port 47 filter

48: dirt chamber

Vacuum cleaner according to the present invention for achieving the above object is a vacuum cleaner body is installed at least a motor for generating a suction force; A dust collecting unit accommodating portion recessed in an upper surface of the main body; A dust collecting unit accommodated in the dust collecting unit accommodating part to collect dust; A wheel formed on the side of the main body; And a main body exhaust port formed in the inner side of the wheel to exhaust the air filtered by the dust collecting unit.

According to another aspect of the present invention, a vacuum cleaner includes: a vacuum cleaner body having at least a motor generating suction force; A dust collecting unit mounted to the main body; A wheel formed on the side of the main body; And a main body exhaust port formed inside the wheel to exhaust the air filtered by the dust collecting unit.

According to another aspect of the present invention, a vacuum cleaner includes: a vacuum cleaner body having at least a motor generating suction force; A dust collecting unit accommodating part formed by being recessed from an upper side of the main body; A dust collecting unit accommodated in the dust collecting unit accommodating part to collect dust; A circular cyclone member is formed in the dust collecting unit and is formed in a vertical direction to allow the sucked air to circulate in the vertical direction.

There is an effect that the user's convenience is further enhanced by the configuration as described above. In addition, by preventing the dust collecting unit from swinging due to external impact, there is an effect of further increasing the reliability in use.

In addition, even with a simpler and smaller configuration, there is an advantage that the same or enhanced cleaning effect can be obtained.

Hereinafter, with reference to the drawings propose a specific embodiment according to the spirit of the present invention. However, 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 can easily suggest another embodiment within the scope of the present invention.

2 is a view illustrating a vacuum cleaner according to the present invention.

Referring to FIG. 2, the vacuum cleaner according to the present invention has a suction nozzle 19 through which air containing dirt is sucked, and air sucked through the suction nozzle 19 passes, and has an extension of length according to the user's convenience. Possible extension tube 18, the switch 17 for operating the use state of the vacuum cleaner, the handle 16 for carrying out the cleaning by the user grip, the handle 16 and the vacuum cleaner body 20 is connected As the flexible material, a connection hose 15 for increasing the convenience of the cleaner user is included.

The vacuum cleaner body 20 includes at least a motor to induce a vacuum pressure, and a dust collecting unit 40 is inserted into an upper surface of the vacuum cleaner body 20 to filter dirt.

In particular, the dust collecting unit 40 is configured to be inserted through or separated from the upper side of the main body 20.

By adopting such a configuration, the cleaner user can conveniently mount or take out the dust collecting unit 40 regardless of the direction in which the vacuum cleaner is placed on the floor.

In addition, since the dust collecting unit 40 is inserted or detached through the upper surface of the vacuum cleaner main body 20, even if external vibration or shock is applied, it does not easily shake or shake. Therefore, once the dust collecting unit 40 is inserted, the cleaning operation can be performed stably even in a severe vibration state.

In addition, the side of the main body has a pair of wheels (29) for easy movement of the main body 20 during cleaning, and the main body exhaust port is discharged air is formed inside the wheel 29 is removed 25 is formed. A plurality of exhaust ports 251 are formed in the main body exhaust port 25 to allow air to escape.

As such, the main body exhaust port 25 is formed in the inner portion of the wheel 29, thereby reducing the size of the vacuum cleaner main body 20. In addition, the cleaner can be easily stored even in a narrow space, there is an advantage that it is convenient to use.

3 is a front perspective view of the dust collecting unit separated from the vacuum cleaner according to the present invention.

Referring to FIG. 3, the vacuum cleaner according to the present invention includes a dust collecting unit accommodating part 21 formed by recessing an upper side of the main body 20, and a dust collecting unit seated inside the dust collecting unit accommodating part 21. 40). In particular, the dust collecting unit accommodating part 21 is formed to be biased to the front surface of the main body 20, so that the air sucked through the connection hose 15 to the dust collecting unit 21 quickly without passing through other parts Guided to remove dirt.

In detail, the main body 20 is formed at the front end of the dust collecting unit accommodating portion 21 to the outside air suction port 23 through which the air sucked through the connecting hose 15 passes, and the dust collecting unit 40. The main body suction port 24 through which dirt filtered out is discharged, and the handle 22 used when the user moves the main body 20 is included. In addition, as described above, the wheel 29 and the main body exhaust port 25 are formed inside the wheel 29 to filter out the dust filtered to the outside.

In detail, the dust collecting unit 40 includes a case 43 forming an exterior, an upper cover 41 formed at an upper end of the case 43, and a lower cover formed below the case 43. (42), a circular centrifugal member (44) formed inside the case (43) to filter dirt, and a suction port (45) into which air sucked into the outside air inlet port (23) flows; A discharge port (see 46 in FIG. 4) for discharging the filtered air toward the main body suction port 24 and a filter formed in the centrifugal separation member 44 to discharge the air after the dust is filtered again. ), And a dirt chamber 48 in which dirt collected by the centrifugal separation member 44 is collected.

The lower cover 42 is coupled to the case 43 by a hinge structure. By this configuration, when the lower cover 42 is opened, dirt and the like collected in the case 43 are discharged to the outside.

In addition, the suction port 45 guides the direction of the air flow so that the air passing through the outside air suction port 23 is directed to the centrifugal separating member 44. In addition, the discharge port 46 is formed at a position aligned with the main body suction port 24, so that the air filtered through the centrifugal separation member 44 and filtered out of the main body suction port 24 is sucked through the main body suction port 24.

4 is a rear perspective view of the vacuum cleaner in which the dust collecting unit according to the present invention is separated. Referring to FIG. 4, it can be seen that the filter 47 and the discharge port 46 are formed as described above.

On the other hand, the dust collecting unit 40 as described can be seen that the centrifugal separating member 44 is formed perpendicular to the ground. By forming the centrifugal separation member 44 vertically in this way, the size of the entire dust collecting unit 40, in particular, the size in the vertical direction can be reduced, and the mounting convenience can be achieved.

In other words, in the conventional cyclone dust collecting unit, the dust is separated from the air rotated in the longitudinal direction, and the direction in which the air circulates inside the cyclone dust collecting unit was parallel to the ground. However, in the present invention, the centrifugal separation member 44 has a method in which dirt is separated from the air rotated in the lateral direction, and the direction in which air circulates inside the centrifugal separation member 44 is perpendicular to the ground. Direction.

And, by being formed in this way, there is an advantage that the height of the cleaner body does not have to be increased.

The operation of the dust collecting unit as described above will be briefly described.

When the motor formed in the main body 20 is operated and the outside air starts to be sucked, the outside air is sucked through the outside air suction port 23 and the suction port 45. Then, the air sucked in the circular centrifuge member 44 is circulated in the vertical direction, and the dirt is filtered out of the eddy air.

In detail, at least one through hole is formed on the outer circumferential surface of the circular centrifugal separating member 44, and the air moved to the outside by the centrifugal force while the air revolves is separated into the inside of the waste chamber 48 through the through hole. Will accumulate.

In addition, the dirt not filtered by the centrifugal separation member 44 is cleaned after being caught again by the filter 47 and then discharged through the discharge port 46. The air discharged through the discharge port 46 is sucked through the main body suction port 24 and finally discharged through the main body exhaust port 25. Since the main body exhaust port 25 is formed on the inner side of the wheel 29, the size of the vacuum cleaner main body can be reduced.

5 is a cross-sectional view taken along the line AA ′ of FIG. 3.

The operation of the centrifugal separating member 44 will be described in detail with reference to FIG. 5.

First, the dust collecting unit 40 has a case 43 formed in a rectangular cross section, an upper cover 41 and a lower cover 42 formed at upper and lower sides of the case 43, and the case 43. ) And a dirt chamber 48 formed in a space between the lower cover 42 and collecting dirt.

In addition, a circular centrifuge member 44 formed inside the case 43 and a filter 47 formed inside the centrifuge member 44 are included.

In addition, the case 43 is formed in a circular shape, and a first through hole 441 and a second through hole 442 are formed on the outer circumferential surface of the case 43 having a circular shape. Through the first and second through holes 441 and 442, in the contaminated air circulating inside the case 43, a soil having a relatively heavy weight is pushed out by centrifugal force, and then, the dirt chamber ( 48).

The operation of the dust collecting unit 40 according to the present invention will be described with reference to the above configuration.

Air sucked through the suction port (see 45 in FIG. 3) is circulated inside the centrifugal separating member 44. In addition, after the relatively heavy weight of dirt in the circulating air is pushed out by centrifugal force, it is discharged out of the centrifugal separation member 44 through the through holes 441 and 442 to fall into the dirt chamber 48. .

The fine dirt contained in the air even after one end of the dirt is separated by the centrifugal separating member 44 is again filtered by the filter 47 and collected through the discharge port (see 46 in FIG. 4). Is discharged out of the.

In addition, the waste collected in the waste chamber 48 is disposed on the upper side of the lower cover 42 and then discarded when the lower cover 42 is opened.

Since the vacuum cleaner according to the present invention can significantly reduce the sizes of the main body 20 and the dust collecting unit 40, there is an effect of promoting convenience in use and convenience in storing the vacuum cleaner.

By the vacuum cleaner according to the present invention, even if the user is located in any direction, it is possible to conveniently insert or remove the dust collection unit can obtain the effect that the user's convenience is further enhanced.

In addition, since the position of the dust collecting unit can be stably maintained even by the impact applied during the use or storage of the vacuum cleaner, the vacuum cleaner according to the present invention has an effect of further increasing the reliability of the vacuum cleaner operation.

In addition, the present invention has a simple and miniaturized configuration, there is an effect that can be conveniently mounted in a narrow installation space, can be stored and used.

Claims (7)

A vacuum cleaner body having at least a motor generating a suction force; A dust collecting unit accommodating portion recessed in an upper surface of the main body; A dust collecting unit accommodated in the dust collecting unit accommodating part to collect dust; A wheel formed on the side of the main body; And And a main body exhaust port formed in the inner side of the wheel to exhaust the air filtered by the dust collecting unit. The method of claim 1, The dust collecting unit is a vacuum cleaner including a cyclone member is formed vertically. The method of claim 1, The suction port of the dust collecting unit is located in front of the main body vacuum cleaner. The method of claim 1, And a discharge port through which dirt collected by the dust collecting unit is discharged, is formed at a rear side of the dust collecting unit. A vacuum cleaner body having at least a motor generating a suction force; A dust collecting unit mounted to the main body; A wheel formed on the side of the main body; And And a main body exhaust port formed inside the wheel to exhaust the air filtered by the dust collecting unit. The method of claim 5, wherein And a plurality of exhaust ports are formed in the main body exhaust port. A vacuum cleaner body having at least a motor generating a suction force; A dust collecting unit accommodating part formed by being recessed from an upper side of the main body; A dust collecting unit accommodated in the dust collecting unit accommodating part to collect dust; And a circular cyclone member formed in the dust collecting unit and formed in a vertical direction to allow the sucked air to circulate in the vertical direction.