CN211722992U - Dust-gas separation device and dust collector - Google Patents
Dust-gas separation device and dust collector Download PDFInfo
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- CN211722992U CN211722992U CN201922146514.9U CN201922146514U CN211722992U CN 211722992 U CN211722992 U CN 211722992U CN 201922146514 U CN201922146514 U CN 201922146514U CN 211722992 U CN211722992 U CN 211722992U
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- screen cylinder
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Abstract
The utility model discloses a dirt gas separation device and dust catcher, include: a dirt cup defined by an outer wall, the dirt cup having a longitudinal axis; the filter screen cylinder is arranged in the dust cup, and air can flow out of the dust cup through the filter screen cylinder; the filter screen cylinder is provided with a central axis along the axial direction; wherein the longitudinal axis and the central axis are substantially perpendicular. The filter screen cylinder of the dust-gas separation device and the dust collector is transversely arranged relative to the dust cup, so that the longitudinal axis of the dust cup is perpendicular to the central axis of the filter screen cylinder, tangential cyclone separation is realized, dust pressing is realized, and the dust-gas separation device and the dust collector have the advantages of simple structure and convenience in use.
Description
Technical Field
The utility model relates to a dust catcher technical field especially relates to dirt gas separation device and dust catcher.
Background
The vacuum cleaner is a cleaning device commonly used in families or public places, and the working principle of the vacuum cleaner is that air negative pressure is generated in a sealed shell by a motor, and air containing dust is sucked under the action of the pressure difference. The core component of the dust collector is a dust-air separation device which is used for separating and collecting dust or sundries in the air. When the dust-gas separation device of the existing dust collector adopts centrifugal separation, centrifugal spiral separation is mostly adopted, a separation system and a dust collection area are in a dust cup, when cyclone separation is carried out, dust in the dust collection area can rotate along with air flow, and the dust in the dust collection area easily floats in the rotating process again, so that the problems of poor separation effect and easy blockage of a filter screen cylinder are caused. Therefore, there is a need to develop a dust-air separating apparatus and a vacuum cleaner.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists among the above-mentioned technique, the utility model provides a can effectively avoid dirt gas separator and dust catcher that the dust floats in the dirt collecting area.
The utility model provides a technical scheme that its technical problem adopted is:
a dust and gas separation apparatus comprising: a dirt cup defined by an outer wall, the dirt cup having a longitudinal axis; the filter screen cylinder is arranged in the dust cup, and air can flow out of the dust cup through the filter screen cylinder; the filter screen cylinder is provided with a central axis along the axial direction; wherein the longitudinal axis and the central axis are substantially perpendicular.
Preferably, the outer wall is further provided with a mounting hole for inserting the filter screen cylinder along the axial direction, and one end of the filter screen cylinder is clamped at the mounting hole in a sealing manner.
Preferably, the dust cup defines an air inlet duct and a dust collecting area therein, and the flow direction of the air inlet duct is substantially parallel to the longitudinal axis.
Preferably, a transversely arranged and approximately cylindrical separation cavity is formed in the dust cup, a first opening part enabling the separation cavity to be communicated with the air inlet duct and a second opening part enabling the separation cavity to be communicated with the dust collection area are formed in the cavity wall of the separation cavity, and the filter screen cylinder is arranged in the separation cavity.
Preferably, the first opening is provided with an ash lifting plate which narrows the aperture of the first opening through which the dusty airflow passes.
Preferably, an approximately circular annular air duct is formed between the dust cup and the filter screen cylinder, the first opening portion and the second opening portion are respectively located at the middle lower portion of the wall of the separation cavity, the annular air duct is divided into an upper arc area and a lower arc area by the first opening portion and the second opening portion, the upper arc area is configured as a separation filter area, and the lower arc area is configured as a return air duct.
Preferably, a dust scraping unit for cleaning dust attached to the filter screen cylinder is rotatably arranged in the filter screen cylinder.
Preferably, the filter screen drum is rotatably disposed within the dirt cup.
Preferably, at least one scraper for cleaning the outer surface of the filter screen cylinder is arranged in the separation cavity.
A dust collector comprises the dust-air separation device.
Compared with the prior art, the utility model, its beneficial effect is: the utility model provides a dirt gas separation device and dust catcher, its filter screen section of thick bamboo is transversely placed relative to the dirt cup for the longitudinal axis of dirt cup is mutually perpendicular with the central axis of filter screen section of thick bamboo, so that realize tangential cyclone separation after making the dusty air current in the air inlet duct enter the annular air duct along the tangential direction of filter screen section of thick bamboo, the dust in the dust collection district is moved down by the change of the wind direction in the annular air duct, realize pressing the ash, thereby effectively avoid the dust in the dust collection district to float;
the dust raising plate can increase the wind power entering the annular air duct, so that a larger centrifugal force is generated in the annular air duct, and separated dust falls into a dust collecting area along the annular air duct, so that the dust separation efficiency and the dust separation effect are improved;
the dust scraping unit and the scraper can effectively remove dust attached to the filter screen cylinder, avoids blockage of meshes of the filter screen cylinder, and has the advantages of simple structure and convenience in use.
Drawings
FIG. 1 is a schematic view of the dust-air separating apparatus and the vacuum cleaner according to the present invention;
FIG. 2 is a second schematic view of the dust-air separating apparatus and the vacuum cleaner according to the present invention;
FIG. 3 is a schematic cross-sectional view of the dust-air separating apparatus and the vacuum cleaner according to the present invention;
FIG. 4 is a second cross-sectional view of the dust-air separating apparatus and the vacuum cleaner according to the present invention;
FIG. 5 is a schematic view of the dust-air separating apparatus and the vacuum cleaner according to the present invention;
fig. 6 is a schematic view of the dust-air separating device and the vacuum cleaner of the present invention.
In the figure: 10. a dust cup; 11. an air inlet duct; 111. an airflow guide sleeve; 12. an annular air duct; 13. a dust collection area; 14. a dust raising plate; 15. a dust cup cover; 16. a dirt cup button; 17. mounting holes; 20. a filter screen cylinder; 30. a dust scraping unit; 31. scraping ash wool tops; 32. a knob; 40. filtering the HEPA component; 50. a body; 60. A handle.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
As shown in fig. 1 to 6, the utility model provides a dust-gas separating device, which comprises: a dirt cup 10 defined by an outer wall, the dirt cup 10 having a longitudinal axis; the dust cup comprises an air inlet entering the dust cup 10 and a filter screen cylinder 20 arranged in the dust cup 10, wherein the filter screen cylinder 20 is in a hollow cylindrical shape, a plurality of meshes are formed on the filter screen cylinder 20, and air can flow out of the dust cup 10 through the filter screen cylinder 20; the filter screen cylinder 20 is provided with a central axis along the axial direction, the outer wall is further provided with a mounting hole 17 for the filter screen cylinder 20 to be inserted along the axial direction, one end part of the filter screen cylinder 20 is hermetically clamped at the mounting hole 17, the other opposite end part is supported in the dust cup 10, and an air outlet is formed in the other end part of the filter screen cylinder 20; an air inlet duct 11 and a dust collecting area 13 are defined in the dust cup 10, and the flow direction of the air inlet duct is basically parallel to the longitudinal axis; a transversely arranged and approximately cylindrical separation cavity is formed in the dust cup 10, a first opening part for communicating the separation cavity with the air inlet duct 11 and a second opening part for communicating the separation cavity with the dust collecting area 13 are formed in the cavity wall of the separation cavity, and the filter screen cylinder 20 is arranged in the separation cavity; an annular air duct 12 which is approximately annular and used for separating dust in dust-containing gas is formed between the dust cup 10 and the filter screen cylinder 20, and the air inlet duct 11 and the dust collecting area 13 are respectively communicated with the annular air duct 12 and are both positioned below the annular air duct 12; in the scheme, the longitudinal axis of the dust cup 10 is basically vertical to the central axis of the filter screen cylinder 20, so that the dust-containing gas in the air inlet duct 11 enters the annular air duct 12 along the tangential direction of the filter screen cylinder 20 to realize tangential cyclone separation, the dust which is centrifugally separated out is directly thrown downwards into the dust collection area 13 under the action of centrifugal force, part of fine dust which is not thrown into the dust collection area 13 in time and has smaller particles is separated again through the annular air duct 12, and the dust which is centrifugally separated out is influenced by the change of the air direction in the annular air duct 12 in the process of being thrown into the dust collection area 13, and the dust in the dust collection area 13 floats downwards, so that the dust in the dust collection area 13 is effectively prevented from floating, and dust pressing is realized; in the process of throwing the dust into the dust collecting area 13, the air flow in the annular air duct 12 moves from top to bottom. As shown in fig. 3, a dust raising plate 14 is disposed at the first opening to narrow the aperture of the first opening for allowing the dust-containing air to pass through; the dust raising plate 14 is arc-shaped, and the aperture of the first opening portion of the dust raising plate 14 is reduced, so that the wind power entering the annular air duct 12 is increased, a larger centrifugal force is generated in the annular air duct 12, and the separated dust falls into the dust collecting area 13 along the annular air duct 12. The first opening part and the second opening part are respectively positioned at the middle lower part of the wall of the separation cavity, and divide the annular air duct 12 into an upper arc area and a lower arc area, wherein the upper arc area is configured as a separation filtering area, and the lower arc area is configured as a return air duct; when the dust-containing gas separates dust in the separation filtering area, part of the insufficiently separated dust-containing gas enters the separation filtering area again for circular separation after passing through the return air duct at the second opening part, so that the separation effect and the separation efficiency are effectively improved; as shown in fig. 6, the lower arc-shaped area is located above the dust collecting area 13, and the arc-shaped wall of the lower arc-shaped area separates the annular air duct 12 from the dust collecting area 13, so as to prevent the dust in the dust collecting area 13 from floating due to the influence of the air flow in the annular air duct 12, thereby preventing the dust in the dust collecting area 13 from bouncing; the dust plate 14 is also capable of directing dust-laden gas to the curved wall of the upper curved region to improve dust separation efficiency and effectiveness.
As an embodiment of the present disclosure, as shown in fig. 5, a dust scraping unit 30 for cleaning dust attached to the filter screen cylinder 20 is rotatably disposed in the filter screen cylinder 20; scrape dirt unit 30 and include scraping grey wool tops 31 along the central axis distribution of filter screen cylinder 20, can dismantle the knob 32 that sets up with a tip of scraping grey wool tops 31, scrape the inner wall of grey wool tops 31 and filter screen cylinder 20 and lean on, knob 32 is located mounting hole 17, when needs carry out the dust removal operation to filter screen cylinder 20, manual rotatory knob 32, knob 32 drives scrapes grey wool tops 31 and rotates, scrape the deposition that grey wool tops 31 can be on filter screen cylinder 20 mesh when rotatory and clear away, have convenient to use's advantage.
In an embodiment of the present disclosure, the filter screen cylinder 20 is rotatably disposed in the dust cup 10, and at least one scraper (not shown) for cleaning an outer surface of the filter screen cylinder 20 is disposed in the separation chamber.
As an embodiment of the present solution, as shown in fig. 2, 3 and 5, the bottom of the dust cup 10 is open, and the bottom port of the dust cup 10 is divided by a partition into an air inlet connected to the air inlet duct 11 and a dust outlet of the dust collecting area 13; wherein, the air inlet is detachably provided with an airflow guide sleeve 111, the dust outlet is pivoted with a dust cup cover 15, and the outer side wall of the dust cup 10 is provided with a dust cup button 16 which is clamped with the dust cup cover 15 and is used for controlling the opening and closing of the dust cup cover 15; when the dust cup button 16 is pressed down, the clamping hook at the bottom of the dust cup button 16 releases the edge of the dust cup cover 15 to open the dust cup cover 15; when the dust cup cover 15 needs to be closed, the edge of the dust cup cover 15 is clamped into the clamping hook at the bottom of the dust cup button 16, and then the dust cup cover 15 can be closed.
As an embodiment of the present disclosure, as shown in fig. 3 to 5, a filter hypaeta assembly 40 is disposed at the top of the dust cup 10, an air outlet duct for communicating the filter hypaeta assembly 40 with the air outlet of the filter screen cylinder 20 is further formed on the dust cup 10, and the air outlet duct is located above the air inlet duct 11 and the dust collecting area 13.
A vacuum cleaner, as shown in fig. 1 and 2, comprising the dust-air separating device; specifically, the vacuum cleaner further comprises a machine body 50 with a built-in motor, the machine body 50 is detachably arranged above the dust cup 10 and communicated with an air outlet duct of the dust cup 10, and a handle 60 is further arranged at the top of the machine body 50.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (10)
1. A dust-gas separation apparatus, comprising:
a dirt cup (10) defined by an outer wall, the dirt cup (10) having a longitudinal axis;
an air inlet into the dirt cup (10), an
The filter screen cylinder (20) is arranged in the dust cup (10), and air can flow out of the dust cup (10) through the filter screen cylinder (20); the filter screen drum (20) has a central axis in its axial direction;
wherein the longitudinal axis and the central axis are substantially perpendicular.
2. Dust-gas separating apparatus according to claim 1,
the outer wall is further provided with a mounting hole (17) for the filter screen cylinder (20) to be inserted along the axial direction, and one end part of the filter screen cylinder (20) is clamped in the mounting hole (17) in a sealing mode.
3. Dust-gas separating apparatus according to claim 2,
an air inlet duct (11) and a dust collecting area (13) are defined in the dust cup (10), and the flow direction of the air inlet duct is basically parallel to the longitudinal axis.
4. Dust-gas separating apparatus according to claim 3,
a transversely-arranged and approximately cylindrical separation cavity is formed in the dust cup (10), a first opening part enabling the separation cavity to be communicated with the air inlet duct (11) and a second opening part enabling the separation cavity to be communicated with the dust collecting area (13) are formed in the wall of the separation cavity, and the filter screen cylinder (20) is arranged in the separation cavity.
5. Dust-gas separating apparatus according to claim 4,
the first opening part is provided with an ash lifting plate (14) which enables the aperture of the first opening part for the dust-containing airflow to pass through to be narrowed.
6. Dust-gas separating apparatus according to claim 4,
an annular air duct (12) which is approximately circular is formed between the dust cup (10) and the filter screen cylinder (20), the first opening portion and the second opening portion are respectively positioned at the middle lower part of the wall of the separation cavity, the annular air duct (12) is divided into an upper arc area and a lower arc area by the first opening portion and the second opening portion, the upper arc area is configured to be a separation filter area, and the lower arc area is configured to be a return air duct.
7. Dust-gas separating apparatus according to claim 2,
a dust scraping unit (30) for cleaning dust attached to the filter screen cylinder (20) is rotatably arranged in the filter screen cylinder (20).
8. Dust-gas separating apparatus according to claim 4,
the filter screen cylinder (20) is rotatably arranged in the dust cup (10).
9. Dust-gas separating apparatus according to claim 8,
at least one scraper for cleaning the outer surface of the filter screen cylinder (20) is arranged in the separation cavity.
10. A vacuum cleaner comprising the dust-air separating apparatus as claimed in any one of claims 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146514.9U CN211722992U (en) | 2019-12-04 | 2019-12-04 | Dust-gas separation device and dust collector |
| PCT/CN2020/132647 WO2021109962A1 (en) | 2019-12-04 | 2020-11-30 | Vacuum cleaner assembly, filter mesh cylinder, dust-air separation device and vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146514.9U CN211722992U (en) | 2019-12-04 | 2019-12-04 | Dust-gas separation device and dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211722992U true CN211722992U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922146514.9U Active CN211722992U (en) | 2019-12-04 | 2019-12-04 | Dust-gas separation device and dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211722992U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110840331A (en) * | 2019-12-04 | 2020-02-28 | 追创科技(苏州)有限公司 | Dust-gas separation device and dust collector |
| WO2021109962A1 (en) * | 2019-12-04 | 2021-06-10 | 追创科技(苏州)有限公司 | Vacuum cleaner assembly, filter mesh cylinder, dust-air separation device and vacuum cleaner |
-
2019
- 2019-12-04 CN CN201922146514.9U patent/CN211722992U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110840331A (en) * | 2019-12-04 | 2020-02-28 | 追创科技(苏州)有限公司 | Dust-gas separation device and dust collector |
| WO2021109962A1 (en) * | 2019-12-04 | 2021-06-10 | 追创科技(苏州)有限公司 | Vacuum cleaner assembly, filter mesh cylinder, dust-air separation device and vacuum cleaner |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 E3, building 16, No. 2288, Wuzhong Avenue, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Pursuit innovation technology (Suzhou) Co.,Ltd. Address before: 215000 E3, building 16, No. 2288, Wuzhong Avenue, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: ZHUICHUANG TECHNOLOGY (SUZHOU) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |