CN201015575Y

CN201015575Y - Cyclone separator of the dust collector

Info

Publication number: CN201015575Y
Application number: CNU200720107206XU
Authority: CN
Inventors: 郎维国
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-03-13
Filing date: 2007-03-13
Publication date: 2008-02-06
Anticipated expiration: 2017-03-13

Abstract

The utility model relates to a cyclone type separator comprising a cylinder and a tangential air inlet arranged on upper end of the cylinder. Top of the cylinder is connected with a support, a short air outlet pipe connected with a bottom hole of the support is arranged in the cylinder, a top big bottom small conic cylinder is arranged on inner wall of the cylinder at a position below the short pipe, a dust collection cavity is arranged between bottom of the conic cylinder and a bottom cover, an isolation pocket is arranged at bottom of the conic cylinder, peripheral wall of the isolation pocket is connected with outer wall of the conic cylinder through a connecting bar, and a ring-shaped gap is arranged between inner wall of the isolation pocket and the outer wall of the conic cylinder; the separator can consist of a plurality of individual separators by combining in series, a plurality of outer ring separators are arranges at periphery of the separator at center of the dust cup and along inner wall of the dust cup, the short air outlet pipe of each separator is connected with the bottom hole of corresponding support, air inlets of separators are arranged either at bottom covers of the separators or between a ring-shaped cover on side of separators and the cylinder. The utility model is capable of collecting more dust by a dust cup with a shorter height, and meanwhile effectively preventing inverse suction of fine dust.

Description

Cyclone separator of vacuum cleaner

Technical field

The utility model relates to a kind of vacuum cleaner attachment, specifically a kind of cyclone separator that is loaded on dust cup of dust collector.

Background technology

Separator is the critical component of dust cup of dust collector, and its performance is directly connected to the result of use and the service life of dust catcher, and in order to reach dust separation effect preferably, the various forms of separators that match with dust cup of dust collector are come out one after another.The dirt cup of existing separator is housed, a kind of drawback of ubiquity, tend to produce the phenomenon of thin dirt suck-back when to be dust catcher start once more behind the work intermittently staying, make thin dirt suck-back and be attached on the filter, in the course of time promptly can increase induction-motor load, influence pick-up performance, in order to overcome above-mentioned defective, people often adopt the way that increases height between separator bottom and the dirt cup dust-collecting cavity, prevent that thin dirt suck-back from increasing the dust-collecting cavity capacity simultaneously, but the dirt cup of adorning this separator has increased the volume and the manufacturing cost of dust catcher all than higher.My application number of design application is " 20061055619.5 ", " a kind of cyclone type secondary separation dust cup " and application number are " 200720105518.7 ", " three cyclonic separation dirt cups of dust catcher two joints ", all adopt the method that connects a shading ring in separator conical shell lower end, shading ring inwall and conical shell lower end outer wall leave the annular gap, thin dirt after separating is subjected to the cyclonic air flow influence, and fall in dust-collecting cavity bottom by the annular gap of the two along the shading ring inwall, though can effectively avoid thin dirt suck-back phenomenon with this technical scheme, but because the shading ring of above-mentioned binomial patent application bottom is sealed by bottom, so it has limited the dust-collecting cavity volume of the thin dirt of productive set, if need to increase its capacity, certainly will be with base plate toward moving down, meanwhile the shading ring lower end also must move down simultaneously, increased the height of shading ring, the thin dirt that enters thus in the shading ring also is difficult for discharging.So solve and neither have thin dirt suck-back, do not increase the problem of shading ring height again, be the important topic of pendulum in face of this field technology personnel.

Summary of the invention

The purpose of this utility model is at the defective of above-mentioned prior art and deficiency, for the dust catcher manufacturing provides a kind of simple in structure, good separating effect, the separator that volume is small and exquisite, can not produce thin dirt suck-back, supporting required to satisfy with efficient dust cup of dust collector.

The technical measures that the utility model is taked for achieving the above object are: this cyclone separator of vacuum cleaner, comprise cylindrical shell, be located at the tangent air inlet of cylindrical shell upper end, the cylindrical shell top links to each other with support, the cylindrical shell center is provided with the air-out short tube that joins with the support bottom outlet, the cylinder inboard wall that is lower than the short tube position is provided with a up big and down small conical shell, between conical shell bottom and the bottom is dust-collecting cavity, the isolation pocket is equipped with in described conical shell bottom, isolate the pocket perisporium and join by dowel and conical shell outer wall, isolating between pocket inwall and conical shell outer wall has an annular gap.

Described separator is combined by a plurality of stand-alone separator parallel connections, be positioned at the periphery of dirt cup central separator and a plurality of outer rings separator be set along dirt cup inwall, the air-out short tube at each separator center and corresponding support bottom outlet join, gapped between central separator and separator cylindrical shell lower end, the outer ring perisporium, with the air inlet that has separator on the corresponding bottom of this gap;

Separator bottom, described outer ring interconnects and forms a ring-type dust-collecting cavity, extends to form shading ring at each separator cylindrical shell to dust-collecting cavity, and the lower edge of shading ring is a little less than the upper edge that isolates pocket.

Described separator is to be combined by a plurality of stand-alone separator parallel connections, along the periphery of dirt cup central separator a plurality of outer rings separator is set and becomes as a whole, the air-out short tube at each separator center and corresponding support bottom outlet join, on separator top, outer ring one circular cowling is set, the top of circular cowling links to each other with support, and its inwall and outer ring separator are gapped to form the separator air inlet;

Described each separator bottom interconnects and forms a plate-like dust-collecting cavity, extends to form shading ring at each separator cylindrical shell to dust-collecting cavity, and the lower edge of shading ring is a little less than the upper edge that isolates pocket.

The utility model compared with prior art, owing to adopt in the conical shell lower end of separator and connect a method of isolating pocket, when collection has more dust in dust-collecting cavity, can effectively avoid dust catcher when the work intermittently staying is opened once more, to produce the phenomenon of thin dirt suck-back, thereby improve dust catcher pick-up performance and service life.Can independently process because of isolating pocket again simultaneously, can design the dirt cup of differing heights according to the different use occasions and the performance need of dust catcher like this, can improve the versatility of parts so greatly.

Description of drawings

Fig. 1 is a kind of embodiment of the utility model.

Fig. 2 is the A-A cutaway view of Fig. 1.

Fig. 3 is the another kind of embodiment of the utility model.

Fig. 4 is the B-B cutaway view of Fig. 3.

Fig. 5 is the C-C cutaway view of Fig. 3.

Fig. 6 is another embodiment of the present utility model.

Fig. 7 is the D-D cutaway view of Fig. 6.

Fig. 8 is the E-E cutaway view of Fig. 6.

The specific embodiment

Embodiment 1

Fig. 1, Fig. 2 are a kind of embodiment of the present utility model.As shown in the figure, this cyclone separator of vacuum cleaner comprises cylindrical shell 5, is located at the tangent air inlet 2 of cylindrical shell upper end, and little big bullet is down presented on the top of cylindrical shell 5, and the lower part is cylindrical.The top of cylindrical shell is connected with support 1, the cylindrical shell center is provided with the air-out short tube 3 of support bottom outlet, cylindrical shell 5 inwalls that are lower than the short tube position are provided with a up big and down small conical shell 4, leave certain spacing that is used for control of dust between conical shell bottom and the bottom 8, to form dust-collecting cavity 7, in the conical shell bottom isolation pocket 6 is housed, isolates between pocket inwall and the conical shell outer wall and leave annular gap 10, isolate the pocket perisporium and join by dowel 9 and conical shell outer wall.

Below in conjunction with accompanying drawing, narrate its operation principle.Air from a small amount of thin dirt of dirt cup air inlet band enters from separator upper end tangent air inlet 2, be subjected to the blade guide effect of tangent air inlet helical arrangement to produce fast swirling eddy and enter conical shell, because of conical shell epicoele internal diameter big, bottom diameter is little, this part air-flow blast increases, flow velocity is accelerated, centrifugal force will be mixed with a spot of thin dirt and air separation, and thin dirt got rid of to isolating the pocket inwall, because the thin dirt that inertia is whirlpooled down is fallen in dust-collecting cavity 7 bottoms by conical shell outer wall and the annular gap 10 between isolation pocket inwall along isolating the pocket inwall again by gas shock.Air after separating is entered electric fan and is discharged dust catcher by air-out short tube 3.

Embodiment 2

Fig. 3, Fig. 4, Fig. 5 are another kind of embodiment of the present utility model.As shown in the figure, present embodiment is installed in the dirt cup by the combination in parallel of a plurality of single separators.The center of dirt cup is provided with a central separator, around central separator a plurality of outer rings separator is set, and each separator bottom, outer ring interconnects and forms a ring-type dust-collecting cavity 7.The air-out short tube 3 at each separator center joins with corresponding support 1 bottom outlet respectively, the separator adjacent spiral blade of upper end tangent air inlet 2 down is connected with each other, conical shell 4 belows in the separator cylindrical shell 5 are passed through radially respectively, and dowel connects an isolation pocket 6, between central separator cylindrical shell 5 lower part cylindrical shape perisporiums and each separator lower part, outer ring cylindrical shell spacing is arranged, on the two corresponding bottom 8, have the air inlet 12 of separator.Each cylindrical shell 5 of each outer ring separator extends to form shading ring 11 to dust-collecting cavity 7 above dust-collecting cavity 7, and the lower edge of shading ring is a little less than the upper edge that isolates pocket.Bottom 8 can flexibly connect with the snapping method with dirt cup perisporium; Bottom 8 also can cooperate with rotating shaft and axis hole with an end, and the other end is connected with the dirt cup with the method that elasticity interlocks.

The air that present embodiment has thin dirt enters from the air inlet 12 on the bottom 8 of separator bottom, enter the tangent air inlet 2 of each separator upper end through the clearance channel between central cylinder and outer ring cylindrical shell, in like manner, be subjected to the guide effect of tangent air inlet to produce swirling eddy, centrifugal force will be mixed with a spot of thin dirt and air separation, and thin dirt got rid of to isolating the pocket inwall, by isolating the annular gap 10 between pocket inwall and conical shell outer wall, fall again in dust-collecting cavity 7 bottoms.Be separated by with shading ring around the isolation pocket of each outer ring separator, so the thin dirt that can avoid separating interferes with each other.

Embodiment 3

Fig. 6, Fig. 7, Fig. 8 are another embodiment of the present utility model.As shown in the figure, present embodiment is combined into an integral installation in the dirt cup with a plurality of separator parallel connections, separator top be peripherally equipped with cage 13, gapped between this cage 13 and the separator perisporium, thus form the air inlet 12 of separator.Dirt cup center is provided with a center separates, and around central separator a plurality of outer rings separator is set.The shared dust-collecting cavity of central separator and outer ring separator.Each cylindrical shell 5 tapering part bottom interior wall of separator are connected with each other.Each separator cylindrical shell extends to form the lower edge of shading ring 11 shading rings a little less than the upper edge that isolates pocket to dust-collecting cavity.All the other structures are identical with embodiment 2.

The air that present embodiment has thin dirt is entered by the air inlet 12 between each separator cylindrical shell and the cage 13, through separator upper end tangent air inlet 2 guiding, form swirling eddy and enter conical shell 4, in like manner thin dirt is got rid of to isolating the pocket inwall and falling in dust-collecting cavity 7 along the annular gap.Operation principle and the foregoing description are roughly the same no longer carefully chatted.

Claims

1. cyclone separator of vacuum cleaner, it comprises cylindrical shell (5), be located at the tangent air inlet (2) of cylindrical shell upper end, cylindrical shell (5) top links to each other with support (1), the cylindrical shell center is provided with the air-out short tube (3) that joins with the support bottom outlet, the cylinder inboard wall that is lower than short tube (3) position is provided with a up big and down small conical shell (4), between conical shell (4) bottom and the bottom (8) is dust-collecting cavity (7), it is characterized in that bottom the conical shell isolation pocket (6) being housed, isolate the pocket perisporium and join by dowel (9) and conical shell outer wall, isolating between pocket (6) inwall and conical shell outer wall has an annular gap (10).

2. cyclone separator of vacuum cleaner according to claim 1, it is characterized in that separator is combined by a plurality of stand-alone separator parallel connections, be positioned at the periphery of dirt cup central separator and a plurality of outer rings separator be set along dirt cup inwall, the air-out short tube (3) at each separator center joins with corresponding support bottom outlet, gapped between the perisporium of the cylindrical shell of central separator and outer ring separator (5) lower end, with the air inlet (12) that has separator on the corresponding bottom of this gap (8).

3. cyclone separator of vacuum cleaner according to claim 2, it is characterized in that separator bottom, described outer ring interconnects a formation ring-type dust-collecting cavity (7), each separator cylindrical shell (5) extends to form shading ring (11) to dust-collecting cavity, and the lower edge of shading ring is a little less than the upper edge that isolates pocket.

4. cyclone separator of vacuum cleaner according to claim 1, it is characterized in that described separator is to be combined by a plurality of stand-alone separator parallel connections, periphery along dirt cup central separator is provided with a plurality of outer rings separator, the air-out short tube (3) at each separator center joins with corresponding support bottom outlet, on separator top, outer ring one circular cowling (13) is set, the top of circular cowling (13) links to each other with support, and its inwall and outer ring separator are gapped to form separator air inlet (12).

5. cyclone separator of vacuum cleaner according to claim 4, it is characterized in that described each separator bottom interconnects a formation plate-like dust-collecting cavity (7), each separator cylindrical shell (5) extends to form shading ring (11) to dust-collecting cavity, and the bottom of shading ring is a little less than the upper edge that isolates pocket.