CN211862689U

CN211862689U - Cyclone, cyclone separation device and handheld dust collector

Info

Publication number: CN211862689U
Application number: CN201921470033.7U
Authority: CN
Inventors: 蔡展
Original assignee: Dongguan Fletcher Intelligent Electronic Technology Co ltd
Current assignee: Dongguan Fletcher Intelligent Electronic Technology Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-11-06
Anticipated expiration: 2029-09-05

Abstract

The embodiment of the utility model provides a relate to dust catcher technical field, disclose a cyclone, cyclone separation device and hand-held type dust catcher, the outer wall of cyclone is provided with helical structure, through setting up helical structure, can strengthen the centrifugal force of cyclone, cyclone separation device and hand-held type dust catcher for tiny dust can separate completely with the air under the effect of centrifugal force, can not make tiny dust cyclone separation device's air outlet discharge because of centrifugal force is not enough.

Description

Cyclone, cyclone separation device and handheld dust collector

Technical Field

The embodiment of the utility model provides a relate to dust catcher technical field, in particular to cyclone, whirlwind separator and handheld dust catcher.

Background

Handheld vacuum cleaners are popular with users due to their light weight and inherent portability and lack of a power cord, which makes them particularly convenient for cleaning large or small cleaning areas. In general, a handheld vacuum cleaner separates dirt from air carrying dust by using centrifugal force, and in the conventional cyclone, such as patent documents CN201510336767.6, CN201010125011.4 and the like, the air duct of the cyclone is too straight, the centrifugal force is insufficient, fine dust cannot be separated cleanly, and a lot of dust is still discharged from the air outlet of the cyclone separating device.

SUMMERY OF THE UTILITY MODEL

Based on above, the utility model provides an aim at provides a cyclone, cyclone separator and hand-held type dust catcher can provide powerful centrifugal force to it is clean with tiny foul separation such as dust.

In order to achieve the above purpose, the embodiment of the present invention adopts the following technical solutions:

in one aspect, a cyclone is provided, the outer wall of which is provided with a helical structure.

Further, at least two spiral air ducts are formed between the spiral structures.

Further, the spiral air duct is provided with six.

Further, the distances between the spiral air ducts are equal.

In another aspect, a cyclonic separating apparatus is provided, comprising a primary separating assembly and a secondary separating assembly, the secondary separating assembly comprising a cyclone as described above.

Further, the one-level separator subassembly includes wind channel head, dust collection box silica gel circle, filter screen support and wind channel support, the fixed setting of dust collection box silica gel circle is in the top of wind channel head, the fixed setting of wind channel support is in the top of dust collection box silica gel circle, the embedding of filter screen support the wind channel support, the top of filter screen support with wind channel support fixed connection, the bottom of filter screen support with dust collection box silica gel circle butt, the filter screen is fixed the filter screen support, the wind channel head with the inside being linked together of wind channel support, the wind channel support with the filter screen support all is provided with the opening, the wind channel support with the second grade separator subassembly communicates with each other.

Furthermore, a connecting part is arranged inside the air duct head and used for connecting an air inlet pipe of the dust collector.

Further, second grade separator assembly still includes cyclone support, cyclone support lid, the cyclone support with the first grade separator assembly communicates with each other, the cyclone set up in the cyclone support, the helical structure of the outer wall of cyclone with cyclone support butt forms sealed spiral wind channel, the cyclone support still is provided with the through-hole, the through-hole respectively with the first grade separator assembly with spiral wind channel communicates with each other, cyclone support lid set up in the top of cyclone support.

Further, the center of cyclone support is provided with the round hole, the below of round hole is provided with the wind channel threading lid.

In another aspect, a handheld vacuum cleaner is provided, which includes a suction generator, a casing, a cyclone separation device, a body support, an air inlet pipe, and a floor brush head, wherein the cyclone separation device is disposed in the casing, and the cyclone separation device is the cyclone separation device.

The utility model discloses beneficial effect does:

the embodiment of the utility model provides a cyclone, cyclone separator and hand-held type dust catcher, the outer wall of cyclone is provided with helical structure, through setting up helical structure, can strengthen the centrifugal force of cyclone, cyclone separator and hand-held type dust catcher for tiny dust can be under the effect of centrifugal force with the air complete separation, can not discharge because of the not enough air outlet that makes tiny foul such as dust follow cyclone separator of centrifugal force.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

FIG. 1 is a schematic structural view of a cyclone according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second cyclone separation device according to an embodiment of the present invention;

FIG. 3 is an exploded view of a second cyclone separator according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a second cyclone separator according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of a second cyclone separator according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a filter screen and a filter screen bracket of a secondary cyclone separation device according to an embodiment of the present invention;

FIG. 7 is a top view of a cyclone support of a second cyclonic separating apparatus according to the present invention;

FIG. 8 is a top view of a duct support of a secondary cyclonic separating apparatus according to an embodiment of the present invention;

FIG. 9 is a schematic structural view of a duct support of a second cyclone separation apparatus according to an embodiment of the present invention;

FIG. 10 is a top view of the duct head of a secondary cyclonic separating apparatus according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of an air duct head of a second cyclone separation apparatus according to an embodiment of the present invention;

FIG. 12 is an exploded view of the connecting part of a secondary cyclone apparatus according to an embodiment of the present invention;

fig. 13 is a schematic structural view of a three-hand vacuum cleaner according to an embodiment of the present invention.

In the figure:

1. a cyclone; 11. a helical structure; 12. a first cyclone sealing ring; 13. a second cyclone sealing ring; 14. a spiral duct; 2. an air duct head; 21. a connecting member; 210. a connecting seat; 211. a connection cover 212, a connection female head; 22. an air duct head sealing ring; 3. a silica gel ring of the dust collection box; 4. a filter screen bracket; 41. a filter screen; 42. a filter screen bracket sealing ring; 5. an air duct bracket; 51. an opening; 52. a first air duct support seal ring; 53. a second air duct support sealing ring; 6. a cyclone support; 61. a through hole; 62. a circular hole; 63. a first cyclone support sealing ring; 64. a second cyclone support sealing ring; 7. a cyclone support cover; 71. a cyclone support cover seal ring; 8. a wire penetrating cover of the air duct; 1A, a suction generator; 2A, a shell; 3A, an air inlet pipe; 4A, a ground brush head; 5A, a body support.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments, but not all embodiments, of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the embodiments of the present invention.

In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features through another feature not in direct contact. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Example one

As shown in fig. 1, the embodiment of the utility model provides a cyclone 1, the outer wall of cyclone 1 is provided with helical structure 11, helical structure 11 with cyclone 1 integrated into one piece through setting up helical structure 11, can strengthen cyclone 1's centrifugal force for tiny foul such as dust can separate completely with the air under the effect of centrifugal force, can not discharge again in the air because of centrifugal force is not enough to make tiny foul such as dust. At least two spiral air ducts 14 are formed between the spiral structures 11, the number of the spiral air ducts 14 can be two, three, four, five, six, or even more, and preferably, six spiral air ducts 14 are provided, so that the best effect is achieved when the number of the spiral air ducts 14 is six.

As an embodiment of the utility model provides an optimal mode, distance between the spiral wind channel 14 equals, and equidistant spiral wind channel 14 can make the even entering spiral wind channel 14 of the air that carries tiny foul such as dust, and even outflow avoids the air when the spiral wind channel 14 of difference flows out, influences each other, brings the dust into the clean air of separated dust again.

The embodiment of the utility model provides a set up helical structure 11 through the outer wall at cyclone 1 to form spiral wind channel 14, strengthened centrifugal force, the air of carrying tiny foul such as dust under the effect of spiral centrifugal force, tiny foul such as dust separates completely with the air, makes the dust can not discharge in the air once more.

Embodiment two, as shown in fig. 2 to 12, the embodiment of the present invention provides a cyclone separation apparatus, which includes a first-stage separation assembly and a second-stage separation assembly, where the second-stage separation assembly includes the cyclone 1 of embodiment one. Generally, the primary separating assembly of the cyclonic separating apparatus is used to separate large pieces of dirt from air, and the secondary separating assembly is used to separate fine dirt such as dust from air.

As a preferable mode of the embodiment of the utility model, the primary separation component comprises an air duct head 2, a dust collection box silica gel ring 3, a filter screen 41, a filter screen bracket 4 and an air duct bracket 5, the dust collection box silica gel ring 3 is fixedly arranged above the air duct head 2, the air duct bracket 5 is fixedly arranged above the dust collection box silica gel ring 3, the filter screen bracket 4 is embedded into the air duct bracket 5, the top of the filter screen bracket 4 is fixedly connected with the air duct bracket 5, the bottom of the filter screen bracket 4 is abutted against the silica gel ring 3 of the dust collection box, the filter screen 41 is fixed on the filter screen bracket 4, the air duct head 2 is communicated with the inside of the air duct support 5, the air duct support 5 and the filter screen support 4 are both provided with openings 51, and the air duct support 5 is communicated with the secondary separation component.

Specifically, the air duct support 5 is fixed above the air duct head 2 through a bolt, an air duct head sealing ring 22 is further arranged inside the air duct head 2, the air duct head 2 can be connected with an air inlet pipe of a dust collector, the air duct head sealing ring 22 can seal a gap between the air duct head 2 and the air inlet pipe, a second air duct support sealing ring 53 is further arranged between the air duct head 2 and the inside of the air duct support 5, and the second air duct support sealing ring 53 can seal a gap between the air duct head 2 and the inside of the air duct support 5; the dust collection box silica gel ring 3 is embedded between the outer edges of the air duct head 2 and the air duct support 5, the dust collection box silica gel ring 3 is clamped and fixed by the air duct head 2 and the air duct support 5, the filter screen support 4 is embedded in the periphery of the air duct support 5, the top of the filter screen support 4 is fixedly connected with the air duct support 5 through bolts, the filter screen 41 is fixed on the filter screen support 4, and a filter screen support sealing ring 42 is further arranged on the filter screen support 4; the center of the interior of the air duct head 2 and the periphery of the air duct head are both hollow structures, the air duct support 5 comprises an upper part and a lower part, the center of the lower part of the air duct support 5 and the periphery of the air duct support are both hollow structures, the hollow structure of the center of the air duct head 2 is communicated with the hollow structure of the center of the lower part of the air duct support 5, the hollow structure of the periphery of the air duct head 2 is communicated with the hollow structure of the periphery of the lower part of the air duct support 5, the upper part of the air duct support 5 is horn-shaped and is provided with a bar-shaped gap, the side surface of the air duct support 5 and the side surface of the filter screen support 4 are both provided with openings 51, the openings 51 are communicated with the hollow structure of the center of the lower part of the air duct support 5, air carrying dirt enters the cyclone separation device from the air duct head 2, flows out from the openings, the large piece of dirt is now separated by the filter 41 to complete the first stage separation.

As a preferable mode of the embodiment of the present invention, the air duct head 2 is provided with a connection part 21 inside, and the connection part 21 is used for connecting an air intake pipe of the dust collector.

Specifically, the connection part 21 includes a connection base 210, a connection cover 211 and a connection female head 212, the connection female head 212 is embedded and fixed in the connection base 210, the connection base 210 and the connection cover 211 are fixed inside the duct head 2 by bolts, and the connection part 21 is connected with the intake pipe by the connection female head 212.

As an optimized mode of the embodiment of the utility model, the second grade separation assembly still includes cyclone support 6, cyclone support lid 7, cyclone support 6 with the one-level separation assembly communicates with each other, cyclone 1 set up in cyclone support 6, the helical structure 11 of cyclone 1's outer wall with 6 butts of cyclone support form sealed spiral duct 14, cyclone support 6 still is provided with through-hole 61, through-hole 61 respectively with the one-level separation assembly with spiral duct 14 communicates with each other, cyclone support lid 7 set up in cyclone support 6's top.

Specifically, the lower part of the cyclone support 6 is embedded into the upper part of the air duct support 5, the top part of the air duct support 5 is fixedly connected with the cyclone support 6 through bolts, the cyclone support cover 7 is fixedly arranged above the cyclone support 6 through bolts, a cyclone support cover sealing ring 71 is further arranged between the cyclone support 6 and the cyclone support cover 7, the cyclone support cover sealing ring 71 is used for sealing a gap between the cyclone support 6 and the cyclone support cover 7, a first cyclone support sealing ring 63 is further arranged between the cyclone support 6 and the top part of the air duct support 5, the first cyclone support sealing ring 63 is used for sealing the gap between the cyclone support 6 and the top part of the air duct support 5, an accommodating cavity for accommodating the cyclone 1 is arranged on the cyclone support 6, and the number of the accommodating cavities is at least two, can be three, four, five, six, seven, even more, six in this embodiment, corresponding also be provided with six cyclones 1, the helical structure 11 of cyclone 1's outer wall with the chamber butt that holds of cyclone support 6 forms sealed spiral wind channel 14, the bottom and the wind channel support 5 hollow structure all around of spiral wind channel 14 are linked together, cyclone 1 with still be provided with first cyclone sealing washer 12 and second cyclone sealing washer 13 between the inner wall in the chamber that holds of cyclone support 6, first cyclone sealing washer 12 and second cyclone sealing washer 13 are used for sealing the space between cyclone 1's top and cyclone support 6's top. Cyclone support 6 still is provided with through-hole 61, the one end of through-hole 61 with the top of spiral duct 14 communicates with each other, the upper portion of wind channel support 5 is the loudspeaker form and is provided with the bar space and makes the other end of through-hole 61 with the space between wind channel support 5 and the filter screen support 4 is linked together. Through the one-level filterable air from the air duct support 5 and the filter screen support 4 between the space outflow, then through-hole 61, enter into spiral air duct 14 from spiral air duct 14's top, under the powerful centrifugal action in spiral air duct 14, flow out from spiral air duct 14's bottom, the air of carrying tiny foul such as dust is under the effect of centrifugal force, the dust can be the downward deposit, the dust is discharged from wind channel head 2 hollow structure all around through 5 hollow structure all around of air duct support, and clean air then flows in the top outflow from cyclone 1's hollow structure's bottom, thereby realize the complete separation of tiny foul such as dust and air.

As an optimized mode of the embodiment of the utility model, the center of cyclone support 6 is provided with round hole 62, the below of round hole 62 is provided with wind channel threading lid 8, wind channel threading lid 8 passes through the bolt fastening and is in the below of round hole 62, the power cord can be passed through in the centre of wind channel threading lid 8, can be the scrubbing brush head power supply of dust catcher, round hole 62 with still be provided with second cyclone support sealing washer 64 between the wind channel threading lid 8, second cyclone support sealing washer 64 is used for sealing the space between wind channel threading lid 8 and the round hole 62.

As shown in fig. 5, when the suction generator of the vacuum cleaner is started, the floor brush head sucks air with dirt into the vacuum cleaner, the air enters the hollow structure at the center of the duct head 2 of the cyclone separation device from a, flows out from the opening 51 of the duct bracket 5, then the air with dirt enters the gap between the filter screen 41 and the filter screen bracket 4 at b, at this time, large dirt is separated by the filter screen 41, only air carrying fine dirt such as dust is left in the air, then the air enters the top of the spiral duct 14 from the through hole 61 of the cyclone bracket 6 at c, flows out from the bottom d of the spiral duct 14, fine dirt such as dust is separated from the air under the action of centrifugal force of the spiral duct 14, fine dirt such as dust is deposited, the fine dirt such as dust flows out along the hollow structure around the duct bracket 5 and the hollow structure around the duct head 2, and finally is discharged from e, clean air is discharged from the top f of the hollow structure of the cyclone 1, so that the air is completely separated from fine dirt such as dust.

Third embodiment, as shown in fig. 13 the embodiment of the utility model provides a handheld vacuum cleaner, including suction generator 1A, casing 2A, cyclone, organism support 5A, intake pipe 3A and scrubbing brush head 4A, cyclone locates in the casing 2A, cyclone include embodiment two cyclone.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the embodiments of the present invention are not limited to the particular embodiments described herein, but are capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the embodiments of the invention. Therefore, although the embodiments of the present invention have been described in greater detail through the above embodiments, the embodiments of the present invention are not limited to the above embodiments, and many other equivalent embodiments can be included without departing from the concept of the embodiments of the present invention, and the scope of the embodiments of the present invention is determined by the scope of the appended claims.

Claims

1. A cyclone, characterized in that the outer wall of the cyclone (1) is provided with a helical structure (11).

2. A cyclone as claimed in claim 1, wherein the helical structures (11) form at least two helical air channels (14) therebetween.

3. A cyclone as claimed in claim 2, wherein the spiral duct (14) is provided with six.

4. A cyclone separator as claimed in claim 2 or 3, characterised in that the distance between the helical air ducts (14) is equal.

5. Cyclonic separating apparatus comprising a primary separating assembly and a secondary separating assembly, wherein the secondary separating assembly comprises a cyclone (1) as claimed in any one of claims 1 to 4.

6. The cyclone separation device according to claim 5, wherein the primary separation assembly comprises an air duct head (2), a dust collection box silica gel ring (3), a filter screen (41), a filter screen support (4) and an air duct support (5), the dust collection box silica gel ring (3) is fixedly arranged above the air duct head (2), the air duct support (5) is fixedly arranged above the dust collection box silica gel ring (3), the filter screen support (4) is embedded into the air duct support (5), the top of the filter screen support (4) is fixedly connected with the air duct support (5), the bottom of the filter screen support (4) is abutted against the dust collection box silica gel ring (3), the filter screen (41) is fixed on the filter screen support (4), and the air duct head (2) is communicated with the inside of the air duct support (5), the air duct support (5) and the filter screen support (4) are both provided with openings (51), and the air duct support (5) is communicated with the secondary separation component.

7. Cyclonic separating apparatus as claimed in claim 6, wherein the interior of the airflow passage head (2) is provided with a connecting part (21), the connecting part (21) being adapted to be connected to an inlet duct of a vacuum cleaner.

8. The cyclone separation device according to claim 5, wherein the second-stage separation assembly further comprises a cyclone support (6) and a cyclone support cover (7), the cyclone support (6) is communicated with the first-stage separation assembly, the cyclone (1) is arranged in the cyclone support (6), the spiral structure (11) of the outer wall of the cyclone (1) is abutted with the cyclone support (6) to form a sealed spiral air duct (14), the cyclone support (6) is further provided with a through hole (61), the through hole (61) is respectively communicated with the first-stage separation assembly and the spiral air duct (14), and the cyclone support cover (7) is arranged above the cyclone support (6).

9. Cyclonic separating apparatus as claimed in claim 8, wherein a circular aperture (62) is provided in the centre of the cyclone holder (6), and a duct threading cover (8) is provided below the circular aperture (62).

10. A hand-held cleaner comprising a suction generator (1A), a housing (2A), a cyclonic separating apparatus, a body support (5A), an air inlet duct (3A) and a floor brush head (4A), the cyclonic separating apparatus being disposed within the housing (2A), characterised in that the cyclonic separating apparatus comprises a cyclonic separating apparatus as claimed in any one of claims 5 to 9.