CN108852172B - Spiral dust-gas separation device and gas purification device - Google Patents
Spiral dust-gas separation device and gas purification device Download PDFInfo
- Publication number
- CN108852172B CN108852172B CN201810857479.9A CN201810857479A CN108852172B CN 108852172 B CN108852172 B CN 108852172B CN 201810857479 A CN201810857479 A CN 201810857479A CN 108852172 B CN108852172 B CN 108852172B
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- dust
- separator
- gas separation
- spiral
- gas
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
Abstract
The invention provides a spiral dust-gas separation device and a gas purification device, the spiral dust-gas separation device comprises: a cup and separator; the separator includes: the upper guide vane and the lower guide vane are parallel to each other and spiral downwards, and further comprise an inner pipe and an outer pipe; a first guide channel is arranged between the outer wall of the separator and the inner wall of the cup body; the outer tube, the inner tube, the upper guide vane and the lower guide vane together form a second guide channel. The spiral dust-gas separation device only comprises the cup body and the separator, and the cup body and the separator are sleeved together, so that the spiral dust-gas separation device is simple and compact in structure.
Description
Technical Field
The invention relates to the technical field of dust collectors, in particular to a spiral dust-gas separation device and a gas purification device.
Background
Because the dust cup can be used repeatedly, the dust cup type dust collector is different from a dust bag type dust collector, and the dust cup type dust collector is popular and used by more and more people. The separator in the existing dust collector mostly adopts cyclone secondary separation, air containing impurities enters a dust cup along the tangential direction, in the process of rotating from top to bottom, large particles and heavier impurities are larger than the air in density, the large particles and heavier impurities collide with the inner wall of the first-stage separator and then lose inertia to fall into a dust collecting cavity below to be separated from the air, the thinner impurities and the air enter the second-stage separator, fine dust collides with the inner wall of the second-stage separator and then lose inertia to fall into the dust collecting cavity below to be separated from the air, and clean air is discharged into the atmosphere through filtering components such as sponge and the like.
Patent CN105246385a discloses a cyclone separating apparatus, as shown in fig. 1, which comprises a cyclone chamber 5, a collecting chamber 6, a guiding member 8 and an intermediate exhaust duct, wherein the guiding member is provided with a front end, a tail end and a guiding surface, and the debris entrained in the airflow in the cyclone chamber 5 enters the guiding surface through the front end of the guiding member and then enters the collecting chamber 6 from the tail end, and the separating apparatus has a simple structure, but is characterized in that the rotating airflow is close to the intermediate exhaust duct, so that dust is easy to be directly discharged because of being too close to the exhaust duct in the cyclone separating process, and the separating effect is poor.
Patent CN101816537B discloses a cyclone separating apparatus, as shown in fig. 2, which includes an upstream cyclone separating apparatus 2 and a downstream cyclone separating assembly 8 disposed around a central axis 16 of the cyclone separating apparatus, where the downstream cyclone separating assembly 8 further includes a plurality of cyclones 9 connected in parallel to each other, and together construct a bent cyclone duct, so as to implement multistage separation of dust and gas, thereby effectively solving the defect of poor separation effect of CN 105246385A. The cyclone separator is characterized in that a plurality of parts are matched to form a first-stage separation cavity and a second-stage separation cavity, and the cyclone separator has the defects of more parts and complex structure.
Disclosure of Invention
Therefore, the invention aims to solve the technical problem of realizing good dust-gas separation effect and simultaneously ensuring simple structure.
To this end, the invention provides a spiral dust-gas separation comprising:
the side wall of the cup body is provided with a cup body air inlet.
The detachable setting is in inside the cup, be provided with first guide way between the outer wall of separator with the inner wall of cup, the top of separator is provided with the air outlet.
The separator includes:
an upper guide vane and a lower guide vane which are parallel to each other and spiral downward;
the inner edges of the upper guide vane and the lower guide vane are connected to the inner pipe;
the outer tube is coaxially arranged on the outer side of the inner tube, and the outer tube, the inner tube, the upper guide vane and the lower guide vane jointly form a second guide channel.
The dust-containing air flow entering from the air inlet of the cup body enters the second guide channel under the action of the external air suction fan and moves downwards in a spiral manner in the second channel, in the process, large-mass impurities in the dust-containing air are spirally covered on the inner side wall of the separator in the second guide channel through spiral centrifugal force, and the movement kinetic energy of the dust-containing air is reduced through friction with the inner side wall, so that the large-mass impurities can freely fall to the bottom of the cup body, and primary separation is realized.
The dust-containing air flow in the second guide channel after the first-stage separation flows out to the first guide channel, and under the action of inertia and an external air suction fan, the dust-containing air flow can continue to do spiral motion, but the first guide channel has a larger spiral diameter, so that the kinetic energy of impurities in the dust-containing air flow is further reduced, further, the impurities with lighter mass fall to the bottom of the cup body due to insufficient kinetic energy, and further, the second-stage separation is realized. And the dust-containing gas which is separated for the second time flows out from the air outlet to the outside.
And a filter is arranged at the position of the separator corresponding to the air outlet.
The upper end of the inner tube is provided with a containing groove for setting the filter.
The outer tube is provided with a separator air inlet which is opposite to the cup air inlet.
The starting ends of the upper guide vane and the lower guide vane are connected to the air inlet of the separator and are in tangential position relation with the dust air inlet direction, so that dust-containing air flow entering the second guide channel can be guaranteed to make spiral movement as soon as possible, and the phenomenon of air flow disorder of the air inlet of the separator is avoided.
The upper end edge of the inner tube is inwards provided with a top cover, if a gap exists between the lower end of the inner tube and the bottom end surface of the cup body, dust-containing gas can flow out to the air outlet through the inner tube, and the phenomenon can be effectively prevented after the top cover is arranged.
The lower end part of the inner tube is contacted with the bottom end surface of the cup body, a gap for the dust-containing air flow to flow out is arranged on the outer tube, and the dust-containing air flow in the second guide channel flows out from the gap of the outer wall.
The outer wall of the accommodating groove is provided with a positioning rib extending towards the direction away from the longitudinal axis of the accommodating groove, and the inner wall of the cup body is provided with a positioning groove matched with the positioning rib, so that the equipment of the separator and the cup body is simpler and more convenient.
The spiral dust-gas separation device comprises a spiral dust-gas separation device body, wherein the spiral dust-gas separation device body is a dust collector.
The technical scheme of the invention has the following advantages:
1. the invention provides a spiral dust-gas separation device, wherein a cup body air inlet is arranged on the side wall of a cup body; the separator is detachably arranged in the cup body, the top of the separator is provided with the dust outlet, a first guide channel is arranged between the outer wall of the separation cover and the inner wall of the dust cup, and the top of the separator is provided with an air outlet; the separator includes: an upper guide vane and a lower guide vane which are parallel to each other and spiral downward; the inner edges of the upper guide vane and the lower guide vane are connected to the inner pipe; the outer tube is coaxially arranged at the outer side of the inner tube, and the outer tube, the inner tube, the upper guide vane and the lower guide vane jointly form a second guide channel; the dust-containing air flow entering from the air inlet of the cup body enters the second guide channel through the outer tube, the dust-containing air flow in the second guide channel flows out to the first guide channel, dust in the dust-containing air flow is deposited downwards in the first guide channel, and the purified air flow flows out from the air outlet. According to the invention, the secondary separation of dust and gas is realized by arranging the first guide channel and the second guide channel, the dust and gas separation effect is improved, and the separator is detachably arranged in the cup body, so that the whole structure is compact and simple.
2. According to the spiral dust-gas separation device provided by the invention, the filter is arranged at the position of the separator corresponding to the air outlet, so that the gas coming out of the air outlet is further purified.
3. In the spiral dust-gas separation device provided by the invention, the starting ends of the upper guide vane and the lower guide vane are connected to the air inlet of the separator and are in tangential position relation with the dust-gas inlet direction, so that the dust-containing air flow entering the second guide channel can be ensured to perform spiral movement as soon as possible, and the phenomenon of air flow disorder of the air inlet of the separator is avoided.
4. In the spiral dust-gas separation device provided by the invention, the top cover is inwards formed at the edge of the upper end part of the inner pipe, and if a gap exists between the lower end part of the inner pipe and the bottom end surface of the cup body, dust-containing gas can flow out to the air outlet through the inner pipe, and the phenomenon can be effectively prevented after the top cover is arranged.
5. In the spiral dust-gas separation device provided by the invention, the accommodating groove is arranged at the upper end of the inner pipe and used for arranging the filter, so that the filter is convenient to replace.
6. In the spiral dust-gas separation device provided by the invention, the outer wall of the accommodating groove is provided with the positioning rib extending towards the direction far away from the longitudinal axis of the accommodating groove, and the inner wall of the cup body is provided with the positioning groove matched with the positioning rib, so that the equipment of the separator and the cup body is simpler and more convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a drawing of the background of the invention;
FIG. 2 is a drawing of the background of the invention;
FIG. 3 is a full cross-sectional view of a spiral dust-gas separation apparatus and a gas cleaning apparatus provided in a first embodiment of the present invention;
fig. 4 is a schematic view showing the structure of a separator provided in the first embodiment of the present invention;
FIG. 5 is a schematic diagram of a spiral dust-gas separator and a gas purifier according to the first embodiment of the present invention;
fig. 6 is an exploded view of a spiral dust-gas separation apparatus and a gas cleaning apparatus according to a first embodiment of the present invention.
Description of the examples reference numerals:
1-a cup body; a 2-separator; 3-a filter; 11-a cup air inlet; 21-an inner tube; 22-an outer tube; 23-a deflector; 24-accommodating grooves; 25-a separator air inlet; 231-upper guide vanes; 232-lower guide vanes; 241-positioning ribs; 242-air outlet; a-an air inlet track; b-an air outlet track; c-spiral duct track.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Example 1
As shown in fig. 3 to 6, a spiral dust-gas separation device according to this embodiment includes: the cup body 1 is provided with a cup body air inlet 11 and a separator 2 on the side wall, and is detachably embedded in the cup body 1.
Wherein the separator 2 is provided with: the upper guide vane 231 and the lower guide vane 232 which are parallel to each other and spiral downwards, the initial ends of the upper guide vane 231 and the lower guide vane 232 are connected to the air inlet 25 of the separator, and are in tangential position relation with the dust air inlet direction;
the inner tube 21, the upper end border inwards is formed with the top cap for prevent that the dust gas from spreading to the external world from the middle part of inner tube 21, go up guide vane 231 and guide vane 232's inner edge and connect on the inner tube 21, the upper end of inner tube 21 is provided with accommodation groove 24, is used for setting up filter 3, be provided with on the outer wall of accommodation groove 24 towards keeping away from accommodation groove longitudinal axis direction extension's spacer bar 241, be provided with on the inner wall of cup 1 with spacer bar 241 complex constant head tank.
The outer tube 22 is coaxially arranged outside the inner tube 21, and a separator air inlet 25 is arranged on the outer tube and opposite to the cup air inlet 11. The separator air inlet 25 in this embodiment includes a through hole formed on a side wall of the separator 2, the shape of the through hole is the same as that of the cup air inlet 11, and an air inlet pipe is formed along the edge of the through hole in the axial direction, and one end of the air inlet pipe extends to the cup air inlet 11.
The lower end part of the inner tube 21 contacts with the bottom end surface of the cup body 1, a gap for the dust-containing air flow to flow out is arranged on the outer tube 2, and the dust-containing air flow in the second guide channel flows out from the gap of the outer wall.
Fig. 5 shows the dust-gas separation principle of the spiral dust-gas separation device in this embodiment:
wherein, a first guiding channel is arranged between the outer wall of the separator 2 and the inner wall of the cup body 1 in the spiral dust-gas separation device, and the outer tube 22, the inner tube 21, the upper guiding vane 231 and the lower guiding vane 232 together form a second guiding channel;
the dust-containing air flow entering from the cup air inlet 11 enters the second guide channel under the action of the external air suction fan and moves downwards in the second channel in a spiral manner, in the process, large-mass impurities in the dust-containing air are spirally covered on the inner side wall of the separator 2 in the second guide channel through spiral centrifugal force, the kinetic energy of movement of the dust-containing air is reduced through friction with the inner side wall, and then the large-mass impurities can freely fall to the bottom of the cup 1, so that primary separation is realized.
The dust-containing air flow in the second guide channel after the primary separation flows out to the first guide channel, and under the action of inertia and an external air suction fan, the dust-containing air flow can continue to do spiral motion, but the first guide channel has a larger spiral diameter, so that the kinetic energy of impurities in the dust-containing air flow is further reduced, further, the impurities with lighter mass fall to the bottom of the cup body 1 due to insufficient kinetic energy, and further, the secondary separation is realized.
The dust-containing air flow after secondary separation flows out from the air outlet 242 to the outside through the filter screen of the separator.
Example 2
The embodiment provides a gas purification device, specifically a dust catcher, includes:
the spiral dust-gas separation apparatus described in the above-described embodiment 1 has technical advantages.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (10)
1. A spiral dust-gas separation apparatus, comprising:
a cup body air inlet (11) is arranged on the side wall of the cup body (1);
the separator (2) is detachably arranged inside the cup body (1), a first guide channel is arranged between the outer wall of the separator (2) and the inner wall of the cup body (1), and an air outlet (242) is formed in the top of the separator (2);
the separator (2) comprises:
an upper guide vane (231) and a lower guide vane (232) which are parallel to each other and spiral downward;
an inner tube (21), the inner edges of the upper guide vane (231) and the lower guide vane (232) being connected to the inner tube (21);
an outer tube (22) coaxially arranged outside the inner tube (21), wherein the outer tube (22), the inner tube (21), the upper guide vane (231) and the lower guide vane (232) together form a second guide channel;
the dust-containing air flow entering from the cup air inlet (11) enters the second guide channel through the outer tube (22), the dust-containing air flow in the second guide channel flows out to the first guide channel, dust in the dust-containing air flow is deposited downwards in the first guide channel, and the purified air flow flows out from the air outlet (242).
2. Spiral dust-gas separation device according to claim 1, characterized in that the separator (2) is provided with a filter (3) in a position corresponding to the air outlet.
3. Spiral dust-gas separation device according to claim 2, characterized in that the upper end of the inner tube (21) is provided with a receiving groove (24) for the filter (3).
4. A spiral dust-gas separation apparatus according to claim 3, characterized in that the outer tube (22) is provided with a separator air inlet (25) arranged opposite the cup air inlet (11).
5. The spiral dust-gas separation device according to claim 4, wherein the starting ends of the upper guide vane (231) and the lower guide vane (232) are connected to the air inlet (25) of the separator and are in tangential position relation with the dust-gas inlet direction.
6. The spiral dust-gas separation apparatus according to claim 1, wherein a top cover is inwardly formed at an upper end edge of the inner tube (21) for preventing dust gas from diffusing from a middle portion of the inner tube (21) to the outside.
7. Spiral dust-gas separation device according to claim 6, characterized in that the lower end of the inner tube (21) is in contact with the bottom end surface of the cup (1), the outer tube (22) is provided with a gap for the dust-containing gas flow to flow out, and the dust-containing gas flow in the second guide channel flows out from the gap of the outer wall.
8. A spiral dust-gas separation device according to claim 3, characterized in that the outer wall of the accommodating groove (24) is provided with a positioning rib (241) extending towards a direction away from the longitudinal axis of the accommodating groove, and the inner wall of the cup body (1) is provided with a positioning groove matched with the positioning rib (241).
9. A gas cleaning device comprising at least one spiral dust-gas separation device according to any one of claims 1-8.
10. The gas cleaning device of claim 9, wherein the gas cleaning device is a vacuum cleaner.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810857479.9A CN108852172B (en) | 2018-07-31 | 2018-07-31 | Spiral dust-gas separation device and gas purification device |
| PCT/CN2018/122930 WO2020024537A1 (en) | 2018-07-31 | 2018-12-22 | Spiral dust and gas separating device and gas purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810857479.9A CN108852172B (en) | 2018-07-31 | 2018-07-31 | Spiral dust-gas separation device and gas purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108852172A CN108852172A (en) | 2018-11-23 |
| CN108852172B true CN108852172B (en) | 2023-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810857479.9A Active CN108852172B (en) | 2018-07-31 | 2018-07-31 | Spiral dust-gas separation device and gas purification device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108852172B (en) |
| WO (1) | WO2020024537A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108852172B (en) * | 2018-07-31 | 2023-09-22 | 珠海格力电器股份有限公司 | Spiral dust-gas separation device and gas purification device |
| CN109260881A (en) * | 2018-11-27 | 2019-01-25 | 湖南顶立科技有限公司 | A kind of filter plant and vacuum pump |
| CN114405694B (en) * | 2022-01-24 | 2023-07-21 | 广东石油化工学院 | Cyclone separation assembly and separator with same |
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| CN2768901Y (en) * | 2005-03-03 | 2006-04-05 | 泰怡凯电器(苏州)有限公司 | Cyclone separator |
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| CN202355351U (en) * | 2011-10-18 | 2012-08-01 | 江苏美的春花电器股份有限公司 | Dust cup of dust collector and dust collector |
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| CN104545695A (en) * | 2015-01-28 | 2015-04-29 | 莱克电气股份有限公司 | Two-stage dust and air separation structure and dust cup with same |
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| CN107822563A (en) * | 2017-12-01 | 2018-03-23 | 莱克电气股份有限公司 | A kind of dust catcher two level cyclonic filter dirt cup |
| CN108125618A (en) * | 2018-02-11 | 2018-06-08 | 莱克电气股份有限公司 | A kind of dirt cup cyclone structure and the dust catcher comprising the structure |
| CN209285371U (en) * | 2018-07-31 | 2019-08-23 | 珠海格力电器股份有限公司 | A kind of spiral dust and gas separator and gas cleaning plant |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9492045B2 (en) * | 2012-03-09 | 2016-11-15 | Omachron Intellectual Property Inc. | Filter assembly for a surface cleaning apparatus |
| CN108852172B (en) * | 2018-07-31 | 2023-09-22 | 珠海格力电器股份有限公司 | Spiral dust-gas separation device and gas purification device |
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2018
- 2018-07-31 CN CN201810857479.9A patent/CN108852172B/en active Active
- 2018-12-22 WO PCT/CN2018/122930 patent/WO2020024537A1/en active Application Filing
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2768901Y (en) * | 2005-03-03 | 2006-04-05 | 泰怡凯电器(苏州)有限公司 | Cyclone separator |
| CN101612024A (en) * | 2008-06-26 | 2009-12-30 | 胡海荣 | The cup device for dust of dust catcher |
| CN202355351U (en) * | 2011-10-18 | 2012-08-01 | 江苏美的春花电器股份有限公司 | Dust cup of dust collector and dust collector |
| CN202365717U (en) * | 2011-12-02 | 2012-08-08 | 胡海荣 | Cyclone separation dust cup of dust collector |
| CN105478247A (en) * | 2014-09-19 | 2016-04-13 | 天津市天亨洗涤剂有限公司 | Cyclone dust removal device for washing powder production process |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2020024537A1 (en) | 2020-02-06 |
| CN108852172A (en) | 2018-11-23 |
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