KR101524773B1 - Vacuum cleaner - Google Patents

Abstract

A vacuum cleaner according to the present invention includes: a cleaner main body; A dust collecting device fixed to the cleaner main body; A first dust receptacle detachably attached to the cleaner main body and disposed below the dust collecting apparatus to collect large-sized dust separated from the dust collecting apparatus; A second dust receptacle detachably attached to the cleaner main body and disposed below the first dust receptacle and collecting fine dust separated from the dust collecting device; And a first position for sealing and locking the dust collecting device and the first and second dust receptacle in a face-to-face contact with each other, and a second position for sealing and locking the dust collecting device and the first and second dust receptacle, And a locking device having a second position for releasing the sealing and locking of the first and the second dirt receptacle, wherein the second dirt receptacle is forcedly spaced from the first dirt receptacle in the second position, And is removably installed in the cleaner main body after the first dust receptacle is removed from the cleaner main body.

Vacuum cleaner, dirt container, locking device, lifting device, automatic separation

Description

Vacuum cleaner {VACUUM CLEANER}

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 improves ease of use by improving a dirt receptacle removing operation.

Generally, the cyclone dust collecting apparatus installed in the upright type vacuum cleaner has a large amount of dust collection box. In recent years, in the case of a dust collecting apparatus having a primary cyclone apparatus for collecting bulky dirt and a secondary cyclone apparatus for collecting fine dust to improve the fine dust collecting effect, the number of first dirt particles Rejection, and second dirt rejection in which fine dust is collected.

When the first and second dirt collection receivers have the first and second dirt collection receivers according to the volume of the collected dirt, the first and second dirt collection receivers may be provided with a partition wall in the dirt receptacle.

However, when a bulkhead is installed in one dirt receptacle to form first and second dirt receptacles, if large amounts of dirt and fine dust are accommodated, fine dust is blown away while the dirt is being removed, A problem may occur.

On the other hand, it is also possible to combine the second dirt collection member on the lower side of the first dirt collection member. In this case, the first and second dirt collection can be configured to have a separate locking structure such as a twisted joint. However, since the first dirt rejection in which the bulky dirt is caught must be emptied relatively frequently as compared with the second dirt rejection, even if the second dirt rejection is not made, (2) There is a problem that the dust rejection is taken out from the body of the vacuum cleaner. In addition, when the second dirt rejection is separated from the first dirt rejection, the user may separately perform the operation of separating the dirt, the fine dust collected in the second dirt rejection may be poured, It is polluted and inconvenient.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a vacuum cleaner improved in user-friendliness by improving the separation and mounting structure of the dust receptacle.

According to an aspect of the present invention, there is provided a vacuum cleaner including: a vacuum cleaner main body; A dust collecting device fixed to the cleaner main body; A first dust receptacle detachably attached to the cleaner main body and disposed below the dust collecting apparatus to collect large-sized dust separated from the dust collecting apparatus; A second dust receptacle detachably attached to the cleaner main body and disposed below the first dust receptacle and collecting fine dust separated from the dust collecting device; And a first position for sealing and locking the dust collecting device and the first and second dust receptacle in a face-to-face contact with each other, and a second position for sealing and locking the dust collecting device and the first and second dust receptacle, And a locking device having a second position for releasing the sealing and locking of the first and the second dirt receptacle, wherein the second dirt receptacle is forcedly spaced from the first dirt receptacle in the second position, And is removably installed in the cleaner main body after the first dust receptacle is removed from the cleaner main body.

According to a preferred embodiment of the present invention, the locking device includes: a ramp formed at a position facing a lower side of the second dust collection box of the cleaner main body; And a rotary knob disposed between the second dust receptacle and the ramp for raising and lowering along the ramp to move the second dust receptacle up and down.

The rotary knob includes: a handle body; A lever protruding from the handle body; And a hook protruding upward from the lever.

At least one auxiliary ramp is installed on the inside of the ramp at a position corresponding to the handle body and the handle body has an auxiliary ramp slope corresponding to a position facing the auxiliary ramp, good.

Wherein the lever includes a hook protruding toward the second dirt receptacle, the second dirt receptacle having a hook groove at a position facing the hook, the hook being adapted to hook into the hook groove at the first position, And moves to the second position so that the second dust receptacle is kept in close contact with the grip body so that the second dust receptacle is lowered.

Wherein the hook groove includes: an opening through which the hook is inserted and released at the second position; And a latch jaw that prevents the hook from being released as the hook moves to the first position.

The first dust receptacle is taken out in the front direction of the cleaner main body and the second dust receptacle is raised to the first dust receptacle mounting position and then taken out in the front direction of the cleaner main body.

The cleaner body may be provided with a guide rail for supporting the first dust receptacle, and a support portion may be formed at a position corresponding to the guide rail of the first oil receptacle.

The cleaner main body includes: a first protrusion for preventing rotation of the first dust receptacle; And a second protrusion for preventing rotation of the second dust receptacle, wherein the first dust receptacle is formed with a first engaging part engaging with the first protrusion, and the second dust receptacle is provided with the second protrusion It is preferable that a second latching portion is formed to be engaged.

The second dust receptacle may have an air outlet formed on the bottom surface thereof, and the air outlet may further include a filter member for filtering the dirt from the discharged air. At this time, the rotary knob may include an air passage communicating with the air outlet at the center.

According to the present invention as described above, the separation operation is performed between the first dust storage receptacle and the second dust storage receptacle provided for each volume of the collected dust in cooperation with the separation operation between the dust collecting device and the dust receptacle, The second dust receptacle can be taken out from the vacuum cleaner main body.

In addition, only the first dirt collecting bin for collecting relatively large volume of dirt that is relatively frequently empty can be taken out and the user convenience can be improved.

Hereinafter, the structure of a vacuum cleaner according to the present invention will be described with reference to the drawings.

FIGS. 1 to 4 are views showing an example of a vacuum cleaner according to the present invention, and are perspective views illustrating the separation procedure of the first and second dust collection containers.

The vacuum cleaner according to the present invention includes a cleaner body 100, a dust collector 110, a first dust receptacle 120, a second dust receptacle 130, and a locking device 200.

The vacuum cleaner main body 100 is provided with a vacuum suction motor (not shown) for forming a negative pressure therein. The vacuum cleaner main body 100 includes a suction nozzle 101 for sucking air containing dust from a bottom surface thereof, (102), and a handle (103) that the user grips.

The dust collecting apparatus 110 is fixedly coupled to the cleaner main body 100 and sucks the air containing the dust sucked by the suction nozzle 101 to separate the dust into fine dust and fine dust.

The first dust receptacle 120 is disposed below the dust collecting apparatus 110, and the bulky dust separated from the dust collecting apparatus 110 is collected. When the locking device 200 is unlocked, the first dust receptacle 120 is taken out in the front direction of the cleaner main body 100.

On both sides of the first dirt receptacle 120, the first dirt receptacle 120 is prevented from rotating during the rotation of the locking device 200, and the first dirt receptacle 120 can only move up and down A first engaging portion 125 for guiding the movement path is provided. The first locking part 125 is engaged with the first protrusion 105 provided at a corresponding position of the cleaner main body 100. The first protrusion 105 is provided as an elastic piece integrally formed with the cleaner main body 100. When the user applies a force equal to or greater than a predetermined amount during the insertion and extraction operations of the first dust receptacle 120, So that the locking with the first locking part 125 can be released.

A support portion 129 is formed on the upper side of the first dust receptacle 120 and a guide rail 109 is formed on the cleaner body 100 to receive the support portion 129. The guide rails 109 are lowered so that the first dirt receptacle 120 is spaced apart from the dust collecting apparatus 110 when the locking device 200 is unlocked by the engagement with the support portion 129, So that the second dirt receptacle 130 descending when the locking device 200 is unlocked can be separated from the first dirt receptacle 120.

The second dust receptacle 130 is disposed below the first dust receptacle 120, and fine dust separated from the dust collecting apparatus 110 is collected. When the locking of the locking device 200 is released, the second dirt receptacle 130 is taken out after the first dirt receptacle 120 is removed from the cleaner main body 100. The first dirt receptacle 120 120 are removed in the front direction of the cleaner main body 100, the first dust receptacle 120 is lifted up to the upper side and then taken out in the front direction of the cleaner main body 100.

4, on both sides of the second dirt receptacle 130, the second dirt receptacle 130 is prevented from rotating during the rotation of the locking device 200, A second latching part 137 is provided for guiding the movement path so that the first latching part 130 can move only in the vertical direction. The second latching portion 137 is engaged with a second projection 107 provided at a corresponding position of the cleaner main body 100. The second protrusions 107 are formed in the vertical direction of the cleaner main body 100 so that the second dust receptacle 130 can be moved in the vertical direction during the insertion and extraction operations of the second dust receptacle 120, do.

The locking device 200 includes a first position for sealing and locking the dust collecting apparatus 110 and the first and second waste receptacles 120 and 130 so as to be in surface contact with each other, The first and second dust collecting basins 120 and 130 are separated from each other by a predetermined distance so as to be able to move between a second position for releasing the sealing and unlocking of the dust collecting apparatus 110 and the first and second dust receptacle 120, .

The locking device 200 includes a ramp 210 and a rotary knob 220, as shown in FIGS.

7, the ascending ramp 210 is formed at a position facing the lower side of the second dust receptacle 130 of the cleaner main body 100, and an exhaust port 212 are provided. At least one auxiliary ramp 211 may be provided coaxially between the ramp 210 and the exhaust port 212.

The rotary knob 220 is raised and lowered by the ramp 210 and the auxiliary ramp 211 to raise and lower the second dirt receptacle 130.

5 and 6, the rotary knob 220 includes a knob body 221, a lever 222, a hook 223, an auxiliary sliding slope 221a, and an air flow path 221b.

The handle body 221 is in close contact with the bottom surface of the second dust receptacle 130 and includes an auxiliary sliding slope 221a and an air passage 221b.

The auxiliary sliding inclined surface 221a is formed at a position corresponding to the auxiliary ramp 211 so that the handle body 221 is moved upward and downward in conjunction with the rotation of the handle body 221. According to a preferred embodiment of the present invention, when the handle body 221 is rotated toward the first position, the auxiliary sliding slope 221a moves on the auxiliary lift slope 211, And when the handle body 221 rotates from the first position to the second position, the handle body 221 is lowered while moving on the auxiliary ramp 211.

The air passage 221b is formed at the center of the handle body 221. Therefore, at the first and second positions, the handle body 221 is in close contact with the bottom surface of the second dust receptacle 130, and the air outlet 139 formed at the center of the bottom surface of the second dust receptacle 130, And the exhaust port 212 in a sealed state.

The lever 222 is protruded to have a predetermined length on the handle body 221 so that the user can grip the lever 222 to rotate the handle body 221. As shown in FIGS. 5 to 7, the lever 222 moves up and down the grip body 221 while moving along the ramp 210. That is, when the lever 222 is rotated toward the first position, the lever 222 moves up the ramp body 210 while raising the grip body 221, and moves from the first position to the second position The grip body 221 is lowered while moving along the ramp 210.

The hook 223 protrudes from the upper side of the lever 222 and is hooked to a hook groove 230 provided in the second dirt receptacle 130 at a first position and hooked to the hook groove 230 at a second position, ) Can be eliminated.

As shown in FIG. 8, the hook groove 230 includes an opening 231 and an engagement protrusion 232.

The opening 231 allows the hook 223 to be inserted into or removed from the hook groove 230 at the second position.

The hook 232 is formed in a direction parallel to the movement direction of the hook 223 so that when the rotary knob 220 is rotated from the first position to the second position, Can be hooked on the latching jaw 232 to maintain the state in which the second dust receptacle 130 and the rotary knob 220 are in close contact with each other. Therefore, when the rotary knob 220 rotating from the first position to the second position descends, the second dirt receptacle 130 can also descend.

9 shows the engaged state of the hook 223 and the hook groove 230 in the first position. As shown, in the first position, the latching jaw 232 supports the hook 223 The second dust receptacle 130 and the rotary knob 220 can be kept in close contact with each other.

Hereinafter, the operation of taking out the dust receptacle of the vacuum cleaner according to the present invention will be described with reference to the accompanying drawings.

As shown, when the user removes the filled first and second dirt receptacles 120 and 130 after cleaning, the user rotates the rotary knob 220 in the first position in the direction of arrow A in Figure 1 Thereby releasing the locking of the locking device 200 to the second position. The rotary knob 220 descends in the direction of the arrow B so that the first and second dust storage baskets 120 and 120, which are in close contact with each other by the rotary knob 220, 130 are spaced apart from each other by a predetermined distance to release sealing and locking.

That is, when the rotary knob 220 is rotated from the first position to the second position, the first and second dirt collecting receptacles 120 and 130 are lowered together while maintaining the surface contact and the sealed state, The surface contact and the sealing of the dust collector 110 and the first dust receptacle 120 fixed to the dust receptacle 100 are eliminated.

2, a support portion 129 is protruded from the upper side of the first dust receptacle 120 and the support portion 129 is supported by a guide rail 109 provided on the cleaner main body 100 . The first dust receptacle 120 may be lowered to release the sealing and the surface contact with the dust collecting apparatus 110. However, if the support portion 129 and the guide rail 109 are contacted with each other, they can not be lowered.

The second dirt receptacle 130 is maintained in close contact with the rotary knob 220 by hooking the hook 223 and the hook groove 230. The second dirt receptacle 130 is in contact with the rotary knob 220, The first and second dirt collecting receptacles 120 and 130 are spaced apart from each other by a predetermined distance until the first dust collecting container 220 arrives at the second position.

Accordingly, the dust collecting apparatus 110 and the first and second dust receptacles 120 and 130 are spaced apart from each other by a predetermined distance, and the user can move the first dust receptacle 120 in the front direction of the vacuum cleaner It can be taken out.

3, when the first dirt receptacle 120 is taken out in the front direction of the cleaner main body 100 as shown in FIG. 2, the user inserts the second dirt receptacle 130 into the first dirt receptacle 120 (In the direction of the arrow D) of the cleaner main body 100 as shown in Fig.

At this time, on both side surfaces of the second dirt receptacle 130, a second securing part 137 interlocks with the rotation of the rotary knob 220 to restrict the rotation of the second dirt receptacle 130 The second latching part 137 also prevents the second dirt collecting container 130 from being disengaged when the second dirt collecting container 130 is at the mounting position. The reason why the second dirt receptacle 130 is lifted upward and then taken out forward is that the first dirt receptacle 120 and the second dirt receptacle 130 Is prevented from being taken out together with the first dirt receptacle 120 when the connection between the first dirt receptacle 130 and the second dirt receptacle 130 is not completely eliminated.

Meanwhile, the process of mounting the first and second dust storage baskets 120 and 130 may be performed in the reverse order of the above-described process.

According to the present invention, since only the first dirt receptacle 120, which needs to be emptied relatively frequently, can be easily separated, it is convenient to use.

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

2 to 4 are exploded perspective views illustrating a process of removing the first and second dust collecting baskets of the vacuum cleaner according to the present invention,

5 is a perspective view showing a part of a locking device having a rotary knob according to the present invention,

Figure 6 is a side view of the rotary knob of Figure 5,

7 is a perspective view showing the bottom surface of the cleaner main body in which the rotary knob is removed in FIG. 5,

FIG. 8 is a perspective view showing a bottom surface of a second dust receptacle combined with the rotary knob of FIG. 5,

FIG. 9 is a perspective view showing the combined state of the rotating handle and the second dust receptacle in FIG. 5;

Description of the Related Art

100; A cleaner main body 101; Suction nozzle

102; An exhaust grill 103; handle

200; Locking device 210; Ascending ramp

211; Auxiliary ramp 220; Rotary knob

221; A handle body 222; lever

223; Hook 230; Hook home

Claims (15)

A cleaner main body having guide rails formed therein; A dust collecting device fixed to the cleaner main body; A first dust receptacle provided detachably to the cleaner main body and disposed under the dust collecting device to collect large volume of dirt separated from the dust collecting device and a supporting part for selectively engaging with the guide rail; A second dust receptacle detachably attached to the cleaner main body and disposed below the first dust receptacle and collecting fine dust separated from the dust collecting device; And And a locking device moving between the first and second positions, The locking device includes: Disengages the guide rails from the support portion when moving to the first position and presses the first and second dirt collecting containers toward the dust collecting device to seal between the dust collecting device and the first and second dust collecting containers , Wherein the first dust collecting container and the second dust collecting container are separated from each other by a predetermined distance when the first dust collecting container is moved to the second position and the guide rail is engaged with the supporting portion so that the first dust collecting container is supported by the cleaner body. . The apparatus according to claim 1, wherein the second dust receptacle comprises: Wherein the vacuum cleaner body is removably installed in the cleaner main body after the first dust receptacle is removed from the cleaner body at the second position, being forcedly separated from the first dust receptacle. The locking device according to claim 2, An ascending ramp formed at a position facing a lower side of the second dust collection box of the cleaner main body; And And a rotary knob disposed between the second dust receptacle and the ramp for raising and lowering along the ramp to move the second dust receptacle up and down. [5] The apparatus of claim 3, Handle body; A lever protruding from the handle body; And And a hook protruding upward from the lever. 5. The method of claim 4, Wherein at least one auxiliary ramp is disposed coaxially on the inside of the ramp at a position corresponding to the handle body. 6. The handle of claim 5, And an auxiliary sliding inclined portion having a shape corresponding to a position facing the auxiliary lifting ramp. The method according to claim 6, Wherein the lever includes a hook protruding toward the second dust receptacle, The second dust receptacle has a hook groove at a position facing the hook, The hook Wherein the first dust receptacle is hooked into the hook groove at the first position and moves to the second position to keep the second dust receptacle and the handle body in close contact with each other to lower the second dust receptacle. 8. The apparatus of claim 7, An opening through which the hook is inserted and released at the second position; And And a hook to prevent the hook from being released when the hook moves to the first position. The method according to claim 1, The first dust receptacle is taken out in the front direction of the cleaner main body, Wherein the second dust receptacle is raised to the first dust receptacle mounting position and then taken out in the front direction of the cleaner main body. delete The vacuum cleaner according to claim 9, A first protrusion for preventing rotation of the first dirt receptacle; And And a second protrusion for preventing rotation of the second dust receptacle. 12. The method of claim 11, Wherein the first dust receptacle is formed with a first engaging portion engaging with the first projection, And the second dust receptacle is formed with a second latching portion engaging with the second projection. 4. The apparatus according to claim 3, wherein the second dust receptacle comprises: And an air outlet is formed on a bottom surface of the vacuum cleaner. 14. The air conditioner according to claim 13, And a filter member for filtering the dirt from the discharged air. 14. The apparatus according to claim 13, And an air passage communicating with the air outlet at a center thereof.

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