KR20110132193A - Cyclone dust collecting apparatus and a handy-type cleaner having the same - Google Patents

Abstract

PURPOSE: It is immediately connected without the cyclone entrance formed in the bottom surface of the handy cleaner inlet is dustbin and separate duct member of the handy main body. The air channel shortens and the airflow loss shrinks and the capture efficiency is improved. CONSTITUTION: A cyclone dust collecting device comprises a filter unit, a dust collector container, and a cyclone container(107). The filter unit comprises the filter grill part and filter element. In one end of the dust collector container, the pre-motor filter unit is combined. The cyclone entrance is formed in the other end putting opposite to one end of the dust collector container. It more includes the flowing backward prevention rib expnded from the cyclone entrance a pre-motor filter unit(70). The cyclone container is installed inside the dust collector container. In the inner side of the cyclone container, a spiral channel guide member(106) is into one body formed. Until the progressive direction of the air flowing in into the cyclone entrance is exhausted after the cyclone container through the pre-motor filter unit, the same direction maintains.

Description

CYCLONE DUST COLLECTING APPARATUS AND A HANDY-TYPE CLEANER HAVING THE SAME}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vacuum cleaner, and more particularly, to a cyclone dust collector for collecting dust in air and a handy vacuum cleaner having the same.

In general, the vacuum cleaner is a device for generating a suction force from the suction motor built into the cleaner body to suck air containing dust, and then collect and collect the dirt in the air through the dust collector. In particular, the cyclone dust collector is a dust collector that separates the dirt from the air by using a centrifugal force generated by the rotation of the air by forming a rotary airflow in the air, it can be used semi-permanently because it does not require a dust bag.

International Patent Publication No. WO2008 / 088278 discloses a cyclone dust collector and a handy vacuum cleaner having the same. The disclosed cyclone dust collector is rotated and lowered after the air flows into the cyclone inlet formed on one side of the cyclone dust collector to separate dust from the air by centrifugal force, and the lowered air is turned 180 degrees to move upwards with the motor. The structure passes through the filter. However, if the air flow direction is bent or reversed inside the cyclone, a pressure loss occurs due to the pay change, and thus there is a problem that the dust separation efficiency is lowered.

In addition, in the case of the handy type vacuum cleaner having the cyclone disclosed in the above-described prior art, a separate duct member is provided which connects the cyclone inlet formed on the upper side of the dust container from the inlet formed at the bottom of the handy type cleaner, and is introduced through the handy cleaner inlet. The outside air has a long flow path through the duct member to the inside of the dust bin through the cyclone inlet. Therefore, the handy vacuum cleaner also has a large airflow loss.

In particular, since a handy vacuum cleaner cannot use a high-power suction motor as a small vacuum cleaner, a reduction in dust collection efficiency due to pressure loss or flow loss tends to be larger than that of a general vacuum cleaner.

SUMMARY OF THE INVENTION The present invention has been made to solve the conventional problems as described above, and an object of the present invention is to provide a cyclone dust collector and a handy vacuum cleaner having the same, which reduce pressure loss and improve dust collection efficiency.

In order to achieve the above object, the cyclone dust collecting apparatus of the present invention includes a premotor filter unit having a filter grill portion and a filter member, and the premotor filter unit is coupled to one end and a cyclone inlet at the other end facing the one end. And a cyclone cylinder having a dust collecting cylinder formed therein and formed inside of the dust collecting cylinder, the spiral passage guide member being integrally formed therein, and an advancing direction of air introduced into the cyclone inlet through the cyclone cylinder. The same direction is maintained until discharged through the filter unit.

The dust collecting container may further include a backflow preventing rib extending from the cyclone inlet toward the premotor filter unit.

The premotor filter unit may be coupled to the upper end of the dust collecting container, and the cyclone inlet may be formed at the lower end of the dust collecting container.

The premotor filter unit may include an upper case and a lower case, and the filter member may be mounted between the upper case and the lower case, and the filter grill may protrude convexly from the lower case.

An object of the present invention includes a handy body and a cyclone dust collecting device detachably mounted to the handy body, wherein the cyclone dust collecting device comprises: a pre-motor filter unit having a filter grill portion and a filter member; And a cyclone cylinder coupled to the motor filter unit and having a cyclone inlet formed at the other end facing the one end thereof, and a cyclone cylinder installed inside the dust collector and integrally formed with a spiral flow guide member therein, and entering the cyclone inlet. The advancing direction of the air is maintained by the handy type vacuum cleaner, characterized in that the same direction is maintained and remains unchanged until it is discharged through the premotor filter unit via the cyclone cylinder.

The handy body has a cyclone mounting space for accommodating the cyclone dust collector, a vacuum source is provided on one side of the cyclone mounting space, and a handy cleaner suction port is provided on the other side of the cyclone mounting space for communicating with the cyclone inlet. Can be.

The handy body may further include ribs protruding from the handy cleaner suction port.

The handy body may further include a handy roller which is installed at a lower end of the handy cleaner suction port and rotates in contact with the cleaning surface to facilitate the forward and backward movement of the handy cleaner.

The handy body may be mounted on a stick body and used as a stick cleaner.

According to the above, in the cyclone dust collector of the present invention, the cyclone inlet is formed on the bottom of the dust container, and the premotor filter unit including a grill part is detachably installed on the upper end of the dust container so that the air flow is not bent and there is no pressure. The loss is reduced and the dust collection efficiency is improved.

In addition, the handy vacuum cleaner of the present invention is because the handy vacuum cleaner suction port of the handy body is directly connected to the cyclone inlet formed on the bottom of the dust box without a separate duct member, the air passage is shortened and the air flow loss is reduced, thereby improving the collection efficiency of the cyclone dust collector. do.

In the cyclone dust collector of the present invention, a backflow preventing rib protruding inwardly is installed at the inlet of the cyclone to prevent the backflow of dust inside the cyclone cylinder through the cyclone inlet.

1 is a perspective view showing a handy cleaner according to an embodiment of the present invention, the cyclone dust collector according to an embodiment of the present invention is an exploded perspective view showing a state separated from the handy body,
Figure 2 is an exploded perspective view of the cyclone dust collector shown in Figure 1,
3 is a perspective view showing a state in which the dust container and the cyclone cylinder of the cyclone dust collector of FIG. 2 are viewed from the top,
FIG. 4 is a perspective view showing a handy body of the handy type cleaner 50 except for the cyclone dust collecting device 100 of FIG.
5 is a cross-sectional view showing a state of use of the handy vacuum cleaner 50 of FIG.
6 is a perspective view illustrating a state in which the handy body 52 of FIG. 4 is laid down,
FIG. 7 is a right side view of the handy-stick vacuum cleaner 1 to which the handy cleaner 50 including the cyclone dust collector 100 shown in FIG. 1 is applied.
8 is a state in which the handy cleaner 50 is separated from the stick body 14 in the handy-stick vacuum cleaner 1 to which the handy cleaner 50 including the cyclone dust collector 100 shown in FIG. 1 is applied. Is an exploded perspective view showing
9 is a view showing a state in which the cyclone dust collector 100 is separated from the handy-stick vacuum cleaner 1 of FIG. 6,
FIG. 10 is a cross-sectional view of the handy-stick vacuum cleaner 1 of FIG. 6.

Hereinafter, the cyclone dust collector 100 and the handy cleaner 50 having the same will be described in detail with reference to the accompanying drawings.

Referring to FIG. 1, a handy cleaner 50 according to an embodiment of the present invention includes a handy body 52 and a cyclone dust collector 100.

The front portion of the handy body 52 is provided with a grill-shaped first exhaust portion 56, a handle 62 and a power button 65 in which a plurality of exhaust holes are formed. Inside the upper side of the handy body 52 is mounted a vacuum source (M, see Fig. 6) and a battery (not shown) for generating a suction force. In the back portion of the handy body 52, a second exhaust portion 58 (see Fig. 5) in the form of a grill, in which a plurality of exhaust holes are formed at a position opposite to the first exhaust portion 56, is formed. A second connection terminal 60 (refer to FIG. 8) is provided on the rear portion of the handy body 52 at the upper portion of the second exhaust portion 58. A handy roller 114 (see FIGS. 5 and 6) is rotatably installed at the lower end of the handy body 52. The cyclone mounting space 51 in which the cyclone dust collector 100 is mounted is penetrated under the handy body 52.

4 to 6, the handy body 52 includes a handy vacuum cleaner inlet 63, a handy roller 114, an inlet gasket 63 ′, an outlet gasket 67, and a rib 69. The handy vacuum cleaner inlet 63 is tightly coupled with the opening 4 and the cyclone inlet 110 of the stick body 14. The inlet gasket 63 ′ is installed at the circumferential surface of the handheld cleaner inlet 63 to prevent air leakage at the coupling portion between the handy cleaner inlet 63 and the cyclone inlet 110. The outlet gasket 67 is installed around the motor inlet M 'formed in the upper portion of the cyclone mounting space 51 to provide adhesion to prevent the air from leaking from the coupling portion between the premotor filter unit 70 and the handy body 52. Increase.

The handy roller 114 is installed at the bottom of the handy vacuum cleaner suction port 63. When the handy cleaner 50 is separated from the stick main body 14, the handy roller 114 rotates in contact with the surface to be cleaned so that the handy cleaner ( 50) facilitates the front and rear movement and reduces the friction between the floor and the handy cleaner (50).

The rib 69 protrudes from the handy vacuum cleaner suction port 63, and is inserted into the opening 4 of the stick main body 14 when the handy vacuum cleaner 50 is mounted in the mounting space 3. Air does not leak between the opening and the opening 4. In addition, when the handy vacuum cleaner 50 is inclined to contact the handy cleaner suction port 63 with the bottom surface, the space between the bottom surface and the handy vacuum cleaner suction port 63 is reduced, so that the suction power of the vacuum source M is transmitted well to the floor. To improve the dust suction performance of the floor.

2, 3 and 6, the cyclone dust collector 100 according to an embodiment of the present invention is a dust container 102, the cover member 104, the pre-motor filter unit 70 and the cyclone cylinder 107 ).

The dust container 102 is made of a transparent material and has a substantially rectangular shape. On one side the premotor unit 70 is detachably mounted.

The cover member 104 is made of a transparent material and is formed integrally with the dust container 102. The cover member 104 forms an outer surface of the handy cleaner 50 when it is mounted in the cyclone mounting space 51 of the handy cleaner 50.

Both ends of the cover member 104 are hinged and a pair of locking members 113 are elastically supported by a spring (not shown). Therefore, the user presses the pair of locking members 113 with one hand, and the cyclone dust collector 100 is provided from the locking grooves 77 (see FIG. 4) formed at both sides of the cyclone mounting space 51 of the handy body 52. Can be separated or combined.

1 to 3 and 6, the cyclone dust collector 100 is a dust container 102 and the cover member 104 is transparent, so that the user can see the dust collection degree and operating state inside the dust container 102 from the outside. It can be checked with the naked eye. Even in a state where the cyclone dust collector 100 is mounted in the cyclone mounting space 51, the inside of the cyclone dust collector 100 can be seen from the front portion and the rear portion of the handy vacuum cleaner 50. In addition, even when the handy cleaner 50 is mounted on the stick main body 14, the inside of the cyclone dust collector 100 can be checked through the front portion of the handy-stick vacuum cleaner 1 (see FIG. 7). That is, the inside of the cyclone dust collector 100 can be visually checked through the body transparent portion 18 of the stick body 14. Referring to FIG. 7, the inside of the cyclone dust collector 100 may be seen through the rear portion of the handy-stick vacuum cleaner 1. That is, when the user uses the handy-stick vacuum cleaner 1 as a stick type, the user can move the rear portion of the handy-stick vacuum cleaner 1 without moving to the front part of the handy-type vacuum cleaner 1. Through the cyclone dust collector 100 can be seen inside.

Referring to FIG. 3, a cyclone barrel 107 is installed inside the dust container 102 to divide the inner space of the dust container 102 into a centrifugal chamber S1 and a dust accommodation chamber S2 (see FIG. 6). . The center of the cyclone barrel 107 is provided with a central pipe 108, between the cyclone cylinder 107 and the central pipe 108 spiral flow guide for inducing the rotation of the air flowing through the cyclone inlet 110 The member 106 is installed.

2, 3 and 6, the premotor filter unit 70 is installed to be coupled to the upper portion of the dust container 102, and includes an upper and lower cases 72 and 76 and a filter member 74. . The grille 71 protrudes convexly in the upper case 72, and a plurality of vents 78 are formed in the lower case 76 so that air can be discharged. The filter member 74 is mounted between the upper and lower cases 72 and 76. When the premotor filter unit 70 is mounted on the dust container 102, the blocked grill part 71 is inserted into the cyclone cylinder 107, that is, a part of the centrifugal chamber S1. The blocked grill portion 71 allows the air to maintain the turning force in the upper portion of the cyclone cylinder 107, and primarily filters relatively large dust in the discharged air discharged from the centrifugal chamber S1. In addition, the filter member 74 secondaryly separates the fine dust in the exhaust air passing through the grill portion 71.

When the cyclone dust collector 100 is separated from the handy vacuum cleaner 50 as shown in FIG. 1, the prefilter unit 70 is also separated. In order to discard the dust, the user must separate the premotor filter unit 70 from the dust container 102. Therefore, the user can naturally check the contamination level of the premotor filter unit 70 whenever the dust is discarded, and replace the filter member 74 at an appropriate time.

2 to 6, the cyclone inlet 110 is formed on the lower surface of the dust container 102 to be in close contact with the handy cleaner inlet 63, and has a semicircular shape. The inner circumference of the cyclone inlet 110 is provided with a non-return rib 112 protruding in the inner direction of the dust container 102. Although the backflow preventing rib 112 is shown as being provided only in a part of the cyclone inlet 110, it may be configured to protrude a predetermined distance into the cyclone barrel 107 over the entire circumference of the cyclone inlet 110. The non-return rib 112 prevents dust remaining inside the cyclone barrel 107 from flowing out through the cyclone inlet 110.

Referring to FIG. 2, a central pipe 108 and a flow path guide member 106 are installed inside the cyclone barrel 107. The flow guide member 106 is helical and is provided between the outer surface of the central pipe 108 and the inner surface of the cyclone barrel 107. The air introduced through the cyclone inlet 100 rides on the flow path guide member 106 and rotates to separate dust in the air while forming a swirling airflow.

7 to 10 are diagrams illustrating a handy-stick vacuum cleaner 1 to which the handy cleaner 50 is applied according to an embodiment of the present invention.

7 to 10, the handy-stick vacuum cleaner 1 to which the present invention is applied includes a stick body 14, a nozzle assembly 2, and a handy vacuum cleaner 50.

The stick body 14 is divided into a knob portion 16 at the upper portion and a jar-shaped central portion 11 provided with a mounting space 3 at the lower portion. The handle portion 16 is a portion that is coupled to the upper end of the center portion 11, when the handy-type vacuum cleaner 1 is used, the user grips to push or pull the nozzle assembly (2). The mounting space 3 formed in the central portion 11 is a space in which the handy cleaner 50 can be mounted or detached from the stick body 14.

In FIG. 7, the side which faces the stick main body 14 in the arrow A direction is the front part of the stick main body 14, and the side which looks toward the B direction is the back part of the stick main body 14. In FIG. Referring to FIG. 7, a main body exhaust part 20 composed of a plurality of exhaust holes is formed in the front portion of the stick main body 14, and a main body transparent part 18 composed of a transparent panel is formed under the stick body 14.

The nozzle assembly 2 is rotatably connected to the lower end of the stick body 14, the internal air flow path (7, see Fig. 10) of the nozzle assembly 2, the neck portion 6 and the opening 4 of the stick body 14 ). Therefore, the outside air and dust introduced through the nozzle assembly 2 is introduced into the handy cleaner 50 through the neck portion 6 and the opening 4 of the stick body 14. Referring to FIG. 10, the nozzle assembly 2 has a bottom suction port 2a for sucking air on the surface to be cleaned, and a cylindrical brush 3 rotatable therein to scrape dust from the surface to be cleaned. Is installed.

7 and 8, the first connection terminal 12 is provided in the mounting space 3 of the stick body 14, and the second connection terminal 60 is installed at the rear portion of the handy cleaner 50. . When the handy vacuum cleaner 50 is mounted in the mounting space 3, the first connection terminal 12 and the second connection terminal 60 contact each other, whereby the stick main body 14 and the handy vacuum cleaner 50 are connected to each other. Electrically connected. Reference numeral 22 is selectively coupled to the coupling groove 53 (see FIG. 1) formed on the handy body 52 of the handy cleaner 50 when fixing or detaching the handy cleaner 50 to the mounting space 3. This is a locking button.

Hereinafter, with reference to the drawings described above, the operation relationship between the cyclone dust collector 100 and the handy cleaner 50 provided with the same, and the operation of the handy-stick vacuum cleaner 1 to which they are applied Explain.

The user may separate the handy cleaner 50 according to an embodiment of the present invention from the stick body 14 rear surface and clean only the handy cleaner 50 (hereinafter, referred to as a handy cleaner).

1 to 6, when the handy type cleaning is performed, the power source 65 of the handy body 52 is used to turn on / off the power source of the vacuum source M installed in the handy body 52. The handy cleaner suction port 63 and the handy roller 114 may be in contact with the floor to be cleaned to suck the outside air and dust while moving the handy cleaner 50. When the handy vacuum cleaner 50 is operated, external air is introduced into the cyclone dust collector 100 through the handy vacuum cleaner inlet 63 and the cyclone inlet 110. Since the cyclone inlet 110 is located at the bottom, the air passing through the handy vacuum cleaner inlet 63 flows directly into the cyclone inlet 110 in contact therewith. External air including the introduced dust is introduced into the centrifugal chamber S1 while being rotated along the helical flow path guide member 106, and the dust contained in the air is separated from the air by the rotating centrifugal force to form the cyclone cylinder 107. Stored in the dust container 102 beyond the top. The dust separated air passes through the premotor filter unit 70 mounted on the upper portion of the cyclone cylinder 107 while continuing straight upward without changing the direction of travel. At this time, the fine dust remaining in the air is removed by the grill portion 71 and the filter member 74, the first and second exhaust portion (56, 58) of the handy vacuum cleaner (50) through the vacuum source (M) Is discharged. Even when dust remains in the centrifuge chamber S1 while the handy cleaner 50 is in use as shown in FIG. 6, the dust may come out of the cyclone inlet 110 due to the backflow preventing member 112 provided at the cyclone inlet 110. To prevent it.

Referring to FIGS. 7 to 10, when the handy-type vacuum cleaner 50 of the present invention is mounted on the stick body 14 to use a handy-type vacuum cleaner (hereinafter, referred to as 'stick-type cleaning'), the user Press the power switch 9 installed on the stick body 14 to operate the handy-stick vacuum cleaner 1, and then grip the handle 16 of the stick body 14 by hand, ) Is used inclined with respect to the nozzle assembly (2). The user tilts the stick body 14 appropriately to fit his or her physical condition and then cleans the handy-stick vacuum cleaner 1 while moving it back and forth and left and right. External air, including dust, is introduced into the cyclone dust collector 100 through the nozzle assembly 2, the neck 6, and the opening 4 of the stick body 14. The external air introduced into the cyclone dust collector 100 is rotated in the centrifugal chamber S1, and the dust contained in the external air is separated by the rotating centrifugal force and stored in the dust container 102. After the dust is separated, fine dust is removed by the grill unit 71 and the filter member 74 while passing through the premotor filter unit 70, and then, the first type of the handy cleaner 50 through the vacuum source M. And the second exhaust parts 56 and 58. The air discharged to the second exhaust part 58 is discharged to the front part of the stick body 14 through the body exhaust part 20.

As described above, in the present invention, the cyclone dust collector 100 has a cyclone inlet 110 is formed on the bottom surface of the dust container 102, the free including the grill portion 71 on the upper end of the dust container 102 to the contrary The motor filter unit 70 is detachably installed in a substantially straight line, so that there is no change in the direction of the air flow direction inside the cyclone dust collector 100. Therefore, the pressure loss inside the cyclone dust collector 110 is reduced and the dust collection efficiency is improved. In addition, the cyclone inlet 110 is provided with a reverse flow prevention rib 112 protruding inward to prevent the backflow of the dust inside the cyclone barrel 107 through the cyclone inlet 112, and improves convenience for use. .

In addition, the handy vacuum cleaner 50 of the present invention because the handy vacuum cleaner suction port 63 of the handy body 52 is directly connected to the cyclone inlet 110 formed on the bottom surface of the dust container 102 without a separate duct member, air inflow Air flow loss due to the reduction can be improved collection efficiency of the cyclone dust collector (100).

While the invention has been shown and described in connection with the preferred embodiments for illustrating the principles of the invention, the invention is not limited to the construction and operation as shown and described. Rather, those skilled in the art will appreciate that many modifications and variations of the present invention are possible without departing from the spirit and scope of the appended claims. Accordingly, all such suitable changes and modifications and equivalents should be considered to be within the scope of the present invention.

1 ... hand-stick vacuum cleaner 2 ... nozzle assembly
2a ... bottom inlet 3 ... mounting space
4 ... opening 5 ... air passage
6.Neck part 7.Cylinder brush
11 ... Center 12 ... 1st connection terminal
14 Stick body 16 Handle part
18.Body transparent part 20 ... Body exhaust part
24.Main connection terminal 26.Housing
28 ... wheel 50 ... handheld cleaner
51 ... cyclone mounting space 52 ... handy body
56 ... 1st exhaust part 58 ... 2nd exhaust part
60 ... 2nd connection terminal 62 ... handle
63.Handheld vacuum cleaner inlet 63 '... Inlet gasket
65 Power button 67 Exit gasket
69 ... Rib 70 ... Pre-Motor Filter Unit
71 Grill part 72 Lower case
74 filter element 76 upper case
78 ventilator 80 charger
82.Charger terminal 100 ... Cyclone dust collector
102 dust box 104 cover element
106.Spiral flow guide member 107 ... Cyclone barrel
108.Center pipe 110 ... cyclone entrance
112 ... Return prevention member 114 ... Handy roller
S1 ... centrifugal chamber S2 ... dust chamber
M ... suction M '... motor suction

Claims (9)

A premotor filter unit having a filter grill portion and a filter member;
A pre-filter unit coupled to one end and a cyclone inlet formed at the other end facing the one end; And,
And a cyclone cylinder installed inside the dust collecting container and having a spiral flow path guide member integrally formed therein.
The cyclone dust collector is characterized in that the traveling direction of the air introduced into the cyclone inlet is maintained in the same direction until discharge through the premotor filter unit via the cyclone cylinder. The method of claim 1,
The dust collecting container further comprises a backflow preventing rib extending from the cyclone inlet in the direction of the premotor filter unit. The method of claim 1,
The premotor filter unit is coupled to the upper end of the dust collector, the cyclone inlet is formed in the cyclone dust collector, characterized in that formed on the lower end of the dust collector. The method of claim 1, wherein the premotor filter unit,
And an upper case and a lower case, wherein the filter member is mounted between the upper case and the lower case, and the filter grill part protrudes convexly from the lower case. Handy body; And a cyclone dust collector detachably mounted to the handy body. The cyclone dust collector includes:
A premotor filter unit having a filter grill portion and a filter member;
A pre-filter unit coupled to one end and a cyclone inlet formed at the other end facing the one end; And,
And a cyclone cylinder installed inside the dust collecting container and having a spiral flow path guide member integrally formed therein.
The hand-held cleaner, characterized in that the traveling direction of the air introduced into the cyclone inlet does not change while maintaining the same direction until discharged through the premotor filter unit via the cyclone barrel. The method of claim 5, wherein
The handy body has a cyclone mounting space for accommodating the cyclone dust collector, a vacuum source is provided on one side of the cyclone mounting space, and a handy cleaner suction port is provided on the other side of the cyclone mounting space for communicating with the cyclone inlet. Handy type vacuum cleaner characterized in that it became. According to claim 6, The handy body,
Handy cleaner, characterized in that it further comprises a rib protruding from the handy cleaner suction port. According to claim 6, The handy body,
Handy cleaner installed on the lower portion of the handy cleaner suction port, further comprising a handy roller to rotate in contact with the cleaning surface to facilitate the front and rear movement of the handy cleaner. The method according to any one of claims 5 to 8,
The handy body is a handy cleaner, characterized in that mounted on the stick body can be used as a stick cleaner.

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