CN220876654U - Dust cup structure and dust collector - Google Patents
Dust cup structure and dust collector Download PDFInfo
- Publication number
- CN220876654U CN220876654U CN202322594481.0U CN202322594481U CN220876654U CN 220876654 U CN220876654 U CN 220876654U CN 202322594481 U CN202322594481 U CN 202322594481U CN 220876654 U CN220876654 U CN 220876654U
- Authority
- CN
- China
- Prior art keywords
- cyclone
- cavity
- shell member
- dust
- dust cup
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000428 dust Substances 0.000 title claims abstract description 114
- 238000001914 filtration Methods 0.000 claims abstract description 30
- 239000002245 particle Substances 0.000 abstract description 29
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Cyclones (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
The utility model discloses a dust cup structure and a dust collector, wherein the dust cup structure comprises: the dust cup comprises a dust cup main body and a filtering device, wherein a cyclone channel, a cyclone cavity and a collecting cavity are formed in the dust cup main body; the cyclone channel is spirally arranged at the lower side of the cyclone cavity, one end of the cyclone channel is provided with an air inlet, and the other end of the cyclone channel is communicated with the cyclone cavity; the collecting cavity is positioned at the outer side of the cyclone cavity, and the upper side of the cyclone cavity is communicated with the collecting cavity; the filtering device is arranged at the dust cup main body and is positioned at the upper side of the cyclone cavity, and air flows out through the filtering device; when the cyclone dust collector is used, mixed air enters from the air inlet of the cyclone channel and cuts into the cyclone cavity at a certain angle, the mixed air rotates to the top in the cyclone cavity at a high speed, dust particles are separated out of the cyclone cavity and fall into the collecting cavity by self weight, air is extracted from the center of the cyclone cavity, and flows outwards through the filtering device; dust particles in the mixed airflow can be effectively collected, and meanwhile, the dust particles are prevented from blocking the filtering device, and the normal exhaust use of the dust collector is prevented from being influenced.
Description
Technical Field
The utility model relates to the technical field of dust collectors, in particular to a dust cup structure and a dust collector.
Background
In the prior art, a dust cup part of the handheld dust collector mainly comprises a collecting cavity, a cyclone filter and a HEPA filter (HEPA), dust and air are sucked from the side surface of the dust cup and rotate along the outer wall of the filter, the dust finally falls into the collecting cavity, and the dust and the air do not reach a dust-air separation state and are filtered mainly by the HEPA filter.
The HEPA filter (HEPA) is efficient filter paper, most tiny particles in the air can be filtered, so that the air passing through the dust collector is discharged after being purified, secondary pollution is reduced, but dust is sucked through the HEPA filter (HEPA), the dust is easy to block the HEPA, the product performance is fast to drop, the use of a user cannot be well met, and the experience is poor.
Disclosure of utility model
In view of the above, the present utility model provides a dust cup structure and a dust collector.
To achieve the above object, a first aspect of the present utility model discloses a dust cup structure, comprising: the dust cup comprises a dust cup main body and a filtering device, wherein a cyclone channel, a cyclone cavity and a collecting cavity are formed in the dust cup main body; the cyclone channel is spirally arranged at the lower side of the cyclone cavity, one end of the cyclone channel is provided with an air inlet, and the other end of the cyclone channel is communicated with the cyclone cavity; the collecting cavity is positioned at the outer side of the cyclone cavity, and the upper side of the cyclone cavity is communicated with the collecting cavity; the filtering device is arranged at the dust cup main body and is positioned at the upper side of the cyclone cavity, and air flows out through the filtering device.
As a preferable scheme of the utility model, the inner wall of the cyclone cavity is arranged in an arc shape, so that the mixed airflow is effectively guided to rise in the cyclone cavity at a high speed, and the aim of throwing and collecting dust particles outwards is fulfilled.
As a preferable scheme of the utility model, a first included angle is formed between the inner wall of the cyclone cavity and the horizontal plane, and the value of the first included angle is 70-90 degrees.
In a preferred embodiment of the present utility model, the cyclone chamber has an inner diameter gradually increasing from the lower side to the upper side.
As a preferred aspect of the present utility model, the dust cup body includes:
A first case member having the cyclone passage formed therein;
The second shell member is longitudinally arranged on the first shell member, and the cyclone cavity is formed inside the second shell member in a sleeve shape;
The third shell member is longitudinally arranged on the first shell member, is sleeved outside the second shell member, and forms the collecting cavity between the second shell member and the third shell member.
In a preferred aspect of the present utility model, the second shell member extends into the first shell member, and a cyclone chamber air inlet is formed in a side surface of the second shell member, and is located in the first shell member and is communicated with the cyclone channel.
As a preferable scheme of the utility model, a cyclone cover is arranged on the upper side of the dust cup main body, the cyclone cover is provided with a cyclone cover air opening, and the cyclone cover air opening is right opposite to the center of the cyclone cavity; the filtering device is arranged at the cyclone cover.
As a preferred aspect of the present utility model, the second housing member has a height smaller than that of the third housing member.
In a preferred aspect of the present utility model, the air inlet is provided at a side of the first shell member, and the dust cup release button is provided at a bottom of the first shell member.
The second aspect of the utility model provides a dust collector, which comprises a dust collector main body, wherein the dust cup structure is arranged in the dust collector main body.
Compared with the prior art, the utility model has the following beneficial technical effects:
1. When the cyclone dust collector is used, mixed air flow with dust particles enters from an air inlet of a cyclone channel, flows along the cyclone channel and then cuts into a cyclone cavity at a certain angle, the mixed air flow rotates to the top along the inner wall of the cyclone cavity at a high speed in the cyclone cavity, in the process, the dust particles in the mixed air flow are thrown to the inner wall of the cyclone cavity under the action of centrifugal force, the dust particles rotate to the upper side of the cyclone cavity along the inner wall of the cyclone cavity at a high speed, the dust particles are separated out of the cyclone cavity, the dust particles fall into a collecting cavity by self weight, air is extracted from the center of the cyclone cavity and flows outwards through a filtering device; dust particles in the mixed air flow can be effectively collected, and meanwhile, the dust particles are prevented from blocking the filtering device, so that the normal exhaust use of the dust collector is prevented from being influenced;
2. The dust cup is characterized in that the upper side of the dust cup main body is provided with the filtering device, and after dust particles are collected by the mixed air flow in a rotating mode, the air flow is filtered again by the filtering device and then is discharged outwards, so that the air is better purified.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of a dirt cup of the present utility model;
FIG. 2 is an exploded view of the dust cup structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of the dirt cup structure of the present utility model;
FIG. 4 is a combination view of a first housing member and a second housing member in a dirt cup structure of the present utility model;
FIG. 5 is a schematic view of the cyclone channel in the first housing member of the dirt cup structure of the present utility model;
FIG. 6 is a schematic view of the bottom view of the first and second housing members in the dirt cup structure of the present utility model;
figure 7 is a schematic cross-sectional view of a vacuum cleaner of the present utility model.
Reference numerals illustrate:
Mixed gas flow 00; a dust cup main body 100; a cyclone passage 101; an air inlet 1011; a cyclone chamber 102; a collection chamber 103;
A first case member 110; a second case member 120; cyclone chamber air inlet 121; a third case member 130; a cyclone cover 140; a wind guiding sleeve 141; cyclone cover tuyere 1411; a seal ring 142; a dirt cup release button 150; a base 160; a filter device 200; a cleaner main body 300; a suction passage 301; a suction assembly 310.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
Referring to FIGS. 1-6, a dust cup structure, comprising: the dust cup main body 100 and the filtering device 200 of the present utility model are mainly designed to effectively separate dust particles from air in the dust cup main body 100 by a mixed air flow, wherein the dust particles are collected in the dust cup main body 100, and the air is filtered by the filtering device 200 and then discharged outwards, so that the dust particles can be effectively reduced/prevented from blocking the filtering device 200 during the filtration, and the product performance is ensured.
Specifically, a cyclone passage 101, a cyclone chamber 102, and a collection chamber 103 are formed inside the dust cup main body 100.
The cyclone channel 101 is spirally arranged at the lower side of the cyclone cavity 102, one end of the cyclone channel 101 is provided with an air inlet 1011, and the other end is communicated with the cyclone cavity 102; the collecting cavity 103 is positioned outside the cyclone cavity 102, and the upper side of the cyclone cavity 102 is communicated with the collecting cavity 103; the filter device 200 is installed at the dust cup main body 100 and located at the upper side of the cyclone chamber 102, and the air flows out through the filter device 200.
When the dust cup structure is applied to the dust collector, the mixed air flow sucked from the air inlet 1011 of the cyclone channel 101 contains air and dust particles, which are collectively called as mixed air flow 00;
After the mixed air flow 00 is sucked from the air inlet 1011, the mixed air flow 00 flows through the cyclone channel 101, flows in the cyclone cavity 102 in a rotating way and flows into the cyclone cavity 102 at a certain angle, and the inner wall of the cyclone cavity 102 is arranged in an arc shape, so that the mixed air flow 00 continuously enters from the air inlet 1011, and then rises along the arc-shaped inner wall of the cyclone cavity 102 in a rotating way, dust particles rise along the inner wall of the cyclone cavity 102 under the action of centrifugal force, are thrown out of the cyclone cavity 102 and fall towards the collecting cavity 103 when rising to the top of the cyclone cavity 102, are collected in the collecting cavity 103 under the action of self gravity, air is pumped out from the center of the cyclone cavity 102, filtered by the filtering device 200 and discharged, and therefore, before passing through the filtering device 200, the dust particles in the mixed air flow 00 are separated from the air, and the dust particles are reduced to be attached to the filtering device 200.
The filter device 200 may be a HEPA filter (HEPA) and may further purify air and discharge the purified air.
Further, as shown in fig. 6, in the process of entering the cyclone chamber 102 from the air inlet 1011, the mixed air flow 00 cuts into the cyclone chamber 102 from the cyclone channel 101 at a certain angle, so that the mixed air flow 00 continuously rotates in the cyclone chamber 102 along the interior of the cyclone chamber 102, and the purpose of separating dust particles from air by centrifugal force is achieved.
Further, as shown in fig. 3, a first included angle α is formed between the inner wall of the cyclone chamber 102 and the horizontal plane, where the first included angle α takes a value of 70 ° to 90 °, and in this embodiment, the inner diameter of the cyclone chamber 102 increases gradually from the lower side to the upper side, so as to better simulate the tornado effect and separate dust particles from air.
Further, the specific value of the first included angle α may be 70 °, 75 °, 80 °, 85 °, 87 °, and 90 °.
As further shown in fig. 3, the cyclone chamber 102 gradually increases in inner diameter from the lower side to the upper side, and the collecting chamber 103 gradually decreases in width from the lower side to the upper side, when the dust cup structure is mounted on the dust collector, air is sucked in the direction of the straight arrow in fig. 3 under the suction force of the suction motor, and dust particles are thrown to the collecting chamber 103 under the action of centrifugal force and fall under the action of gravity, so that dust which has been collected in the collecting chamber 103 is difficult to be sucked again under the action of suction force of the suction motor due to the gradually decreasing width of the collecting chamber 103 from the lower side to the upper side.
In one embodiment, the dirt cup body 100 includes:
A first case member 110, the first case member 110 having the cyclone passage 101 formed therein;
the second shell member 120 is longitudinally arranged on the first shell member 110, and the second shell member 120 is in a sleeve shape and internally forms the cyclone chamber 102;
the third shell member 130 is longitudinally arranged on the first shell member 110, the third shell member 130 is sleeved outside the second shell member 120, and the collecting cavity 103 is formed between the second shell member 120 and the third shell member 130.
Further, as shown in fig. 3-5, the second shell member 120 extends into the first shell member 110, a cyclone chamber air inlet 121 is formed at a side surface of the second shell member 120, and the cyclone chamber air inlet 121 is located in the first shell member 110 and is communicated with the cyclone channel 101;
The second shell member 120 is in a sleeve shape, in this embodiment, is designed as a taper sleeve shape, and has a shape with a wide upper part and a narrow lower part, and the lower end of the second shell member 120 extends into the first shell member 110, so that the cyclone channels 101 are distributed around the outer side of the second shell member 120 and correspond to the lower side of the cyclone chamber 102;
It will be appreciated that, for the purpose of compact overall structure of the dust cup structure, the first shell member 110 may be a cylindrical shell, and the second shell member 120 is mounted on the first shell member 110 and coaxially disposed with the first shell member 110, so that the cyclone channel 101 is defined by the inner wall of the first shell member 110 and the portion of the sidewall surface of the second shell member 120 extending into the first shell member 110 from the lower side of the first shell member 120.
Further, the cyclone chamber air inlet 121 is disposed at a side of the second housing member 120, so that the rotating mixed air flow 00 is better cut into the cyclone chamber 102 and continuously rises along the inner wall of the cyclone chamber 102.
The first and second case members 110 and 120 may be integrally formed, or may be fixed by induction welding.
Further, the third shell member 130 is sleeved outside the second shell member 120, the bottom of the third shell member 130 is supported at the end face of the first shell member 110, and the second shell member 120 and the third shell member 130 are coaxially arranged.
The third shell member 130 is preferably welded to the first shell member 110 by induction welding or integrally formed with the first shell member 110; alternatively, a split structure is formed between the third shell member 130 and the first shell member 110, and a seal ring may be added between the third shell member 130 and the first shell member 110 for enhancing sealing performance by threaded rotation connection, rotation locking connection, or the like;
If the third shell member 130 and the first shell member 110 are in a split structure, the third shell member 130 is convenient to be removed, and the whole collection cavity 103 is completely cleaned; but correspondingly makes the structure of the product more complex and increases the volume of the product.
In one embodiment, the cyclone cover 140 is mounted on the upper side of the dust cup main body 100, the cyclone cover 140 is provided with a cyclone cover air opening 1411, and the cyclone cover air opening 1411 is opposite to the center of the cyclone chamber 102; the filtering apparatus 200 is installed at the cyclone cover 140.
As shown in fig. 2 and 3, the lower part of the cyclone cover 140 is partially in a sleeve shape, and can be covered on the upper side of the dust cup main body 100, specifically, the lower part of the cyclone cover 140 is covered outside the upper side of the third shell member 130, and a buckle and a clamping groove are correspondingly arranged between the inner wall of the cyclone cover 140 and the outer wall of the third shell member 130, so as to realize stable connection;
In addition, a sealing ring 142 is provided between the cyclone cover 140 and the third case member 130 to enhance sealing performance.
The upper part of the cyclone cover 140 forms a position for assembling the filtering device 200, and the inside of the cyclone cover 140 is communicated up and down; continuing to show in FIG. 3, a wind guiding sleeve 141 is formed at the center of the cyclone cover 140, and a wind opening 1411 of the cyclone cover is formed in the wind guiding sleeve 141;
The air guide sleeve 141 is coaxially arranged with the cyclone chamber 102, and the air guide sleeve 141 extends towards the cyclone chamber 102 but does not extend into the cyclone chamber 102, so that air is effectively guided to enter the cyclone cover air inlet 1411 and filtered by the filtering device 200.
In one embodiment, as shown in fig. 3 and 7, at the dust cup main body 100, the third shell member 130 is higher than the second shell member 120, and then the mixed airflow 00 rises in the cyclone chamber 102 in the direction of the arc arrow in fig. 3, and when rising to the top of the second shell member 120 and further moving upwards, dust particles are thrown outwards by losing the support of the inner wall of the second shell member 120, and are thrown towards the inner wall of the third shell member 130, and air is drawn out from the center of the cyclone chamber 102 in the direction of the straight arrow in fig. 3, flows to the filtering device 200, and the dust particles are collected in the collecting chamber 103 under the gravity.
In one embodiment, the air inlet 1011 is provided at a side of the first housing member 110, and the dust cup release button 150 is provided at a bottom of the first housing member 110. As shown in fig. 2 and 3, a base 160 is disposed below the first shell member 110, and a welded connection may be provided between the base 160 and the first shell member 110, so that the base 160 and the dust cup release buckle 150 mainly facilitate the installation of the dust cup structure in the dust collector.
A dust collector, as shown in figure 7, comprises a dust collector main body 300, wherein the dust cup structure is arranged in the dust collector main body 300, and the dust cup structure is detachably arranged at the dust collector main body 300 through a dust cup release buckle 150, so that the dust cup structure is convenient to dismantle and clean.
In this embodiment, the cleaner is mainly a handheld cleaner, an air suction channel 301 and a suction assembly 310 are disposed in the cleaner main body 300, a cleaning brush is disposed at an air inlet end of the air suction channel 301, the cleaning brush is in a brush structure, and an air outlet end of the air suction channel 301 is connected with an air inlet 1011 of the dust cup main body 100; the suction unit 310 is installed corresponding to the dust cup structure, and is mainly connected to the cyclone cover 140 in the dust cup structure, so that the air in the dust cup main body 100 flows to the suction unit 310 through the filtering device 200.
The suction assembly 310 at least comprises a suction motor, when the suction motor operates, the interior of the dust cup main body 100 is vacuumized to form negative pressure, the mixed airflow 00 is sucked into an air inlet 1011 of the dust cup main body 100 through an air suction channel 301, is cut into a cyclone cavity 102 at a certain angle through a cyclone channel 101 to form a high-speed cyclone, dust particles and air are separated from each other at a certain angle, the dust particles are separated from the air along the inner wall of the cyclone cavity 102 to the top along the high-speed cyclone (similar to a tornado), the dust particles are separated from the cyclone cavity 102, the dust particles fall into a collecting cavity 103 by self weight, the air is sucked out from the center of the cyclone cavity 102, filtered by a filtering device 200, and then the air is discharged through a fan blade air outlet in the suction motor.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A dust cup structure which is characterized in that: comprising the following steps: the dust cup comprises a dust cup main body and a filtering device, wherein a cyclone channel, a cyclone cavity and a collecting cavity are formed in the dust cup main body; the cyclone channel is spirally arranged at the lower side of the cyclone cavity, one end of the cyclone channel is provided with an air inlet, and the other end of the cyclone channel is communicated with the cyclone cavity; the collecting cavity is positioned at the outer side of the cyclone cavity, and the upper side of the cyclone cavity is communicated with the collecting cavity; the filtering device is arranged at the dust cup main body and is positioned at the upper side of the cyclone cavity, and air flows out through the filtering device.
2. A dirt cup structure in accordance with claim 1, wherein: the inner wall of the cyclone cavity is arranged in an arc shape.
3. A dirt cup structure in accordance with claim 2, wherein: a first included angle is formed between the inner wall of the cyclone cavity and the horizontal plane, and the value of the first included angle is 70-90 degrees.
4. A dirt cup structure in accordance with claim 3, wherein: the inner diameter of the cyclone cavity is gradually increased from the lower side to the upper side.
5. A dirt cup structure as in any one of claims 1-4 wherein: the dust cup body includes:
A first case member having the cyclone passage formed therein;
The second shell member is longitudinally arranged on the first shell member, and the cyclone cavity is formed inside the second shell member in a sleeve shape;
The third shell member is longitudinally arranged on the first shell member, is sleeved outside the second shell member, and forms the collecting cavity between the second shell member and the third shell member.
6. A dirt cup structure in accordance with claim 5, wherein: the second shell member extends to the inside of the first shell member, a cyclone cavity air inlet is formed in the side face of the second shell member, and the cyclone cavity air inlet is located in the inside of the first shell member and communicated with the cyclone channel.
7. A dirt cup structure in accordance with claim 5, wherein: the upper side of the dust cup main body is provided with a cyclone cover, the cyclone cover is provided with a cyclone cover air opening, and the cyclone cover air opening is right opposite to the center of the cyclone cavity; the filtering device is arranged at the cyclone cover.
8. A dirt cup structure in accordance with claim 7, wherein: the second housing member has a height less than the third housing member.
9. A dirt cup structure in accordance with claim 5, wherein: the side of the first shell component is provided with the air inlet, and the bottom of the first shell component is provided with a dust cup release buckle.
10. A vacuum cleaner comprising a cleaner body, characterized in that: a cleaner body provided with a dirt cup structure as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322594481.0U CN220876654U (en) | 2023-09-22 | 2023-09-22 | Dust cup structure and dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322594481.0U CN220876654U (en) | 2023-09-22 | 2023-09-22 | Dust cup structure and dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220876654U true CN220876654U (en) | 2024-05-03 |
Family
ID=90873987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322594481.0U Active CN220876654U (en) | 2023-09-22 | 2023-09-22 | Dust cup structure and dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220876654U (en) |
-
2023
- 2023-09-22 CN CN202322594481.0U patent/CN220876654U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2016197546A1 (en) | Handheld dust collector having spiral two-stage tornado dust-air separation structure | |
| WO2016119503A1 (en) | Two-stage dust-air separation structure and dust cup comprising same | |
| EP1915940A1 (en) | A dust removing appliance of a parallel type cleaner | |
| KR101759849B1 (en) | Dust collection device and electric vacuum cleaner | |
| JP5077370B2 (en) | Cyclone separation device and vacuum cleaner | |
| JP2011160828A (en) | Cyclone separator device and electric cleaner | |
| CN110811421B (en) | Multistage cyclone separation dust collecting device and dust collector | |
| JPH08322769A (en) | Electric vacuum cleaner | |
| CN109480694A (en) | Dust-separating appliance and dust catcher | |
| CN111227711A (en) | Dust collection barrel assembly and dust collector | |
| CN109674395B (en) | Filtering component and dust collector | |
| JP3854215B2 (en) | Cyclone dust collector | |
| KR100546622B1 (en) | Dust collector for cleaner | |
| JP6972479B2 (en) | Separation system for vacuum cleaners, and vacuum cleaners with separation system | |
| CN220876654U (en) | Dust cup structure and dust collector | |
| CN214510997U (en) | Dirt and dust separating device and dust collector | |
| CN205548457U (en) | Handheld whirlwind formula dust extraction | |
| CN210749012U (en) | Dust separator of dust collector | |
| CN102772171A (en) | Cyclone separator | |
| CN112773247A (en) | Dirt and dust separating device and dust collector | |
| CN217852728U (en) | Double-cyclone dust-gas separation system and dust collector | |
| CN219699798U (en) | Separator and cleaning device | |
| CN219289341U (en) | Dust cup filtering system for dust collector | |
| CN1701748A (en) | Dust cup of drop height centrifugal type dust collector | |
| CN212140324U (en) | Dust collection barrel assembly and dust collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |