CN213955551U - Dust removing device - Google Patents
Dust removing device Download PDFInfo
- Publication number
- CN213955551U CN213955551U CN202022749256.6U CN202022749256U CN213955551U CN 213955551 U CN213955551 U CN 213955551U CN 202022749256 U CN202022749256 U CN 202022749256U CN 213955551 U CN213955551 U CN 213955551U
- Authority
- CN
- China
- Prior art keywords
- dust
- section
- dust removal
- device body
- air
- 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 128
- 239000002245 particle Substances 0.000 claims abstract description 30
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 230000008021 deposition Effects 0.000 claims description 14
- 238000009825 accumulation Methods 0.000 claims description 13
- 239000003344 environmental pollutant Substances 0.000 claims description 5
- 231100000719 pollutant Toxicity 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010410 dusting Methods 0.000 claims 3
- 238000000605 extraction Methods 0.000 claims 2
- 239000008187 granular material Substances 0.000 abstract description 5
- 238000001556 precipitation Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Cyclones (AREA)
- Electrostatic Separation (AREA)
Abstract
The utility model provides a dust collector relates to environmental protection equipment technical field, has solved among the dust collector filter assembly need frequently change, waste time and energy, technical problem with high costs. The dust removal device comprises a device body with a filter cavity, an air inlet, an air outlet and a dust exhaust port which are arranged on the device body and communicated with the filter cavity, and a filter assembly which is arranged in the device body and can filter air and enable filtered pollution particles to be gathered in the filter cavity; the filtering component comprises an inertia dust removal component, a cyclone dust removal component and an electric dust removal component which are sequentially arranged along the flowing direction of the airflow. The utility model discloses synthesize inertial dust removal, cyclone and electric precipitation technique, not only simple structure is reasonable, low in manufacturing cost, filtration performance is good, clean effectual, still through setting up laying dust section and second discharge electrode, carry out small granule and collect, discharge work, do not influence dust collector's continuous operation, but realize uninterrupted duty long-term use.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection equipment technique and specifically relates to a dust collector is related to.
Background
At present, as air pollution is aggravated and the living standard of people is continuously improved, haze weather becomes the key point of attention of people; various haze removing units are also available in the market, aiming at the situation that a large amount of tiny particles in air are deposited on a filter device through the operation of the units, the tiny particles such as PM10 and PM2.5 can be removed, the cleanliness of indoor air is greatly improved, but the filtering effect of the filter device is continuously attenuated along with the passing of the operation time, the filter device cannot be reused, the general phenomena of the units are that the frequency of maintenance is too high, particularly in the north, the weather of haze and floating dust sometimes occurs, the filter device needs to be replaced for almost two weeks, money and time are wasted, the life quality is invisibly reduced, and particularly for places such as large markets and hospitals which have high requirements on air cleanliness, and precious time is greatly wasted; if the traditional unit is not maintained for a long time, the haze removing effect cannot be achieved, and moreover, due to harmful substances accumulated on equipment such as a filter and the like, the treated air is not sufficient in secondary pollution and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dust collector to filter component need frequently change, waste time and energy, technical problem with high costs among the dust collector who exists among the solution prior art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of dust collector, be in including device body, the setting that has the filter chamber on the device body with air intake, air outlet and the dust exhaust mouth, the setting of filter chamber intercommunication are in the internal ability of device filters air and makes the pollutant particle gathering of crossing filter be in filter assembly in the filter chamber.
As a further improvement, the filtering component comprises an inertia dust removing component, a cyclone dust removing component and an electric dust removing component which are sequentially arranged along the flowing direction of the airflow.
As a further improvement of the utility model, the device body is of a hollow cylindrical structure and is provided with a first treatment section, a second treatment section and a dust deposition section from top to bottom respectively; the inertial dust removal assembly is axially arranged along the device body, one end of the inertial dust removal assembly is communicated with the air inlet positioned at the top of the device body, and the other end of the inertial dust removal assembly extends to the lower part of the second treatment section; the cyclone dust removal assembly is arranged in the second treatment section, and the electric dust removal assembly is arranged in the first treatment section; the air outlet is located at the first processing section, and the dust exhaust port is located at the dust accumulation section.
As a further improvement, the device is provided with a baffle plate in the outlet of the inertial dust-removing component, through the baffle plate can turn the downward air flow into the upward air flow to enter the second treatment section for cyclone dust removal.
As a further improvement, the inertial dust removal assembly includes a filter tube of vertical arrangement, the axis of the filter tube with the coincidence of the central axis of the device body.
As a further improvement of the utility model, the cyclone dust removal component comprises a spiral disc arranged on the guide plate on the periphery of the filter pipe.
As a further improvement of the utility model, the electric dust removing component comprises a first discharge electrode which can charge the pollution particles; and a second discharge electrode is arranged in the dust accumulation section, and the electrode polarity of the second discharge electrode is opposite to that of the first discharge electrode.
As a further improvement of the utility model, the flow baffle is in a conical structure and is connected with the outlet of the dust accumulation section through a support piece; the top sharp corner of the flow baffle is opposite to the central axis of the filter pipe, and a gap is formed between the lower edge and the inner wall of the dust deposition section.
As a further improvement, the dust exhaust port is provided with a bent pipe, and the tail end of the bent pipe is provided with a valve.
As a further improvement of the utility model, the cross section of the dust deposition section is conical.
As a further improvement of the utility model, the cross section of the second treatment section is conical.
As a further improvement of the present invention, the air inlet is located at the top of the first treatment section; the air outlet is positioned on the side of the first treatment section.
As a further improvement of the utility model, the supporting piece is of a tubular structure and is welded around the outlet of the dust deposition section, and the supporting piece is provided with a dust passing port for facilitating the passage of the collected pollution particles; or the supporting pieces are of a plurality of rod-shaped structures and welded on the periphery of the outlet of the dust deposition section.
As a further improvement of the utility model, the second processing section tapering is less than the laying dust section tapering.
Compared with the prior art, the utility model following beneficial effect has:
the utility model provides a dust collector, inertial dust removal has been synthesized, cyclone and electric precipitation technology, utilize inertial dust removal to detach the pollutant more than 10 microns, utilize cyclone to detach partial small granule, utilize electric dust removal to detach most of particles, and reach sterilization effect, not only simple structure is reasonable, low in manufacturing cost, the filtering quality is good, clean effectual, still discharge the utmost point through setting up laying dust section and second, carry out small granule and collect, discharge work, do not influence dust collector's continuous operation, realize that uninterrupted duty can long-term use, the shortcoming that current haze unit often needs to be changed filter equipment has been overcome.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 these drawings without creative efforts.
FIG. 1 is a front sectional view of the dust removing device of the present invention;
fig. 2 is a partially enlarged view of a in fig. 1.
In fig. 1, the apparatus body; 2. bending the pipe; 3. a dust accumulation section; 4. a second discharge electrode; 5. a flow baffle plate; 6. a second treatment stage; 7. a baffle; 8. a first processing section; 9. a first discharge electrode; 10. an air outlet; 11. an air inlet; 12. a filter tube; 13. a support member; 14. and (4) a valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model provides a dust removing device, including device body 1 that has the filter chamber, set up on device body 1 with air intake 11, air outlet 10 and the dust exhaust mouth of filter chamber intercommunication, set up in device body 1 can with filtration and make the filter assembly of the pollutant particle gathering in the filter chamber of crossing the filtration.
Through setting up the filter assembly that can filtered air can filter the pollution particle gathering of crossing again, make the pollution particle can not gather on filter assembly and preserve, can guarantee filter assembly's continuous use, need not frequently to change filter assembly, have labour saving and time saving, low-cost characteristics.
As an optional embodiment of the utility model, the filtering component includes inertia dust removal subassembly, whirlwind dust removal subassembly and the electric precipitation subassembly that sets gradually along the air current flow direction.
The polluted air is subjected to the actions of inertial dust removal, cyclone dust removal, electric dust removal and the like through the dust removal device to remove polluted particles in the air so as to achieve the effect of purifying the air.
The inertial dust removal component utilizes the inertia effect of pollution particles to filter and collect, so that the pollution particle accumulation and collection area is positioned at the gravity outlet side of the inertial dust removal component.
Further, the device body 1 is of a hollow cylindrical structure, and is provided with a first treatment section 8, a second treatment section 6 and a dust deposition section 3 from top to bottom;
further, the apparatus body 1 is a cylindrical structure; thereby forming no internal dead space; the inertial dust removal component is axially arranged along the device body 1, one end of the inertial dust removal component is communicated with an air inlet 11 positioned at the top of the device body 1, and the other end of the inertial dust removal component extends to the lower part of the second treatment section 6; the cyclone dust removal assembly is arranged in the second treatment section 6, and the electric dust removal assembly is arranged in the first treatment section 8; the air outlet 10 is located at the first processing section 8, and the dust exhaust port is located at the dust accumulation section 3.
It should be noted that, the air inlet 10 is disposed at the top of the device body 1 and is communicated with a blower, and the blower blows air to be filtered into the air inlet 10 so as to form positive pressure air flow at the air inlet 10; inertia dust removal subassembly and air intake 10 intercommunication, the air current carries out inertia dust removal in entering into inertia dust removal subassembly through air intake 10 to discharge from second processing section 6, then carry out cyclone dust removal back through the cyclone dust removal subassembly in the second processing section 6, enter into and carry out the electrostatic precipitator in the electrostatic precipitator subassembly in the first processing section 8, then discharge through air outlet 10, air exit 10 is connected with an draught fan, thereby at the inside negative pressure air current that forms of first processing section 8.
As an optional implementation manner of the utility model, still be provided with in the device body 1 and be located the fender stream board 5 in inertia dust removal subassembly exit, can turn to into ascending air current with getting into second processing section 6 and carry out cyclone through keeping off stream board 5 with decurrent air current.
Further, inertial dust removal subassembly includes the filter tube 12 of vertical setting, and the axis of filter tube 12 and the central axis coincidence of device body 1.
Further, the cyclone dust collection assembly comprises a guide plate 7 which is spirally arranged on the peripheral side of the filter pipe 12.
As shown in fig. 2, as an alternative embodiment of the present invention, the electric dust removing assembly includes a first discharging electrode 9 capable of charging the pollution particles; a second discharge electrode 4 is arranged in the dust accumulation section 3, and the electrode polarity of the second discharge electrode 4 is opposite to that of the first discharge electrode 9.
Specifically, the second discharge electrodes 4 are arranged in layers along the dust accumulation section 3 in a whole circle, and the intervals between two adjacent layers of the second discharge electrodes 4 are equal.
Furthermore, the flow baffle 5 is in a conical structure and is connected with the outlet of the dust accumulation section 3 through a support 13; the sharp angle at the top of the flow baffle 5 is over against the central axis of the filter pipe 12, and a gap is arranged between the lower edge and the inner wall of the dust deposition section 3. It should be noted that the top of the baffle plate 5 can be flush with the bottom edge of the filter tube 12, and the smaller the interval between the lower edge of the baffle plate 5 and the dust deposition section 3 is, the better, so as to prevent the air flow from flowing through the baffle plate 5 to the dust deposition section 3 without turning back into the second treatment section 6.
In order to facilitate dust exhaust, the dust exhaust port is provided with an elbow pipe 2, and the tail end of the elbow pipe 2 is provided with a valve 14.
Furthermore, the dust collecting section 3 is tapered in cross section to facilitate dust collection and discharge.
Further, the second treatment section 6 is tapered in cross-section.
As an optional embodiment of the present invention, the air inlet 11 is located at the top of the first treatment section 8; the air outlet 10 is located at the side of the first treatment section 8.
Furthermore, the supporting piece 13 is of a tubular structure and is welded on the periphery of the outlet of the dust deposition section 3, and the supporting piece 13 is provided with a dust passing port for facilitating the passage of the collected pollution particles; alternatively, the supporting member 13 is a plurality of rod-like structures welded to the periphery of the outlet of the dust deposition section 3.
As an optional implementation manner of the present invention, the taper of the second processing section 6 is smaller than the taper of the dust deposition section 3.
The utility model provides a dust collector, inertial dust removal has been synthesized, cyclone and electric precipitation technology, utilize inertial dust removal to detach the pollutant more than 10 microns, utilize cyclone to detach partial small granule, utilize electric dust removal to detach most of particles, and reach sterilization effect, not only simple structure is reasonable, high durability and convenient operation, high durability and convenient use, low in manufacturing cost, good filtration performance, clean effectual, be convenient for install, use extensively, still discharge utmost point through setting up laying dust section and second, carry out small granule collection, discharge work, do not influence dust collector's continuous operation, realize that uninterrupted duty can be long-term use, overcome the shortcoming that current haze unit often need change filter equipment, can use but not limited to air conditioning unit, can effectually remove the harmful particle in the haze air of department.
The using method comprises the following steps:
fresh air to be filtered is sent into an air inlet 11 through a fan, the fresh air firstly flows to a baffle plate 5 through inertial dust removal to remove larger pollution particles, then airflow forms cyclone through a baffle plate 7, partial pollution particles are removed by utilizing centrifugal force and particle self gravity, finally the airflow is discharged through a first discharge electrode 9 to charge the particles, meanwhile, the pollution particles are collected in a dust accumulation section 3 by utilizing a second discharge electrode 4 and particle gravity, and because upper-layer particles are charged and the movement direction of the particles is opposite to the airflow direction, the particles are gathered to be larger and larger through reverse movement of the charged particles, so that the purification efficiency is improved; finally, clean fresh air is sent into the use place through the air outlet 10, filtered particles are gathered at the bent pipe 2, and sealing and dust exhaust are achieved through the valve 14.
It should be noted that "inward" is a direction toward the center of the accommodating space, and "outward" is a direction away from the center of the accommodating space.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in fig. 1, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a dust collector, its characterized in that is in including the device body that has the filter chamber, setting on the device body with air intake, air outlet and the dust exhaust mouth of filter chamber intercommunication, setting are in the device body internal energy with filtration and make the pollutant particle gathering of straining off the filter chamber in.
2. The dust collector of claim 1, wherein the filter assembly comprises an inertial dust collection assembly, a cyclone dust collection assembly and an electric dust collection assembly which are arranged in sequence along the flow direction of the air flow.
3. The dust removing device according to claim 2, wherein the device body is a hollow cylindrical structure, and is provided with a first treatment section, a second treatment section and a dust deposition section from top to bottom; the inertial dust removal assembly is axially arranged along the device body, one end of the inertial dust removal assembly is communicated with the air inlet positioned at the top of the device body, and the other end of the inertial dust removal assembly extends to the lower part of the second treatment section; the cyclone dust removal assembly is arranged in the second treatment section, and the electric dust removal assembly is arranged in the first treatment section; the air outlet is located at the first processing section, and the dust exhaust port is located at the dust accumulation section.
4. A dusting apparatus according to claim 3 wherein a flow baffle is provided in the apparatus body at the outlet of the inertial dusting assembly, whereby the flow baffle can divert a downward flow of air into an upward flow of air for cyclone dust removal in the second treatment section.
5. The dust extraction device of claim 4, wherein the inertial dust extraction assembly comprises a vertically disposed filter tube having an axis coincident with a central axis of the device body.
6. The dust removing apparatus of claim 5, wherein the cyclone assembly comprises a flow guide plate with a spiral disk arranged on the periphery of the filter tube.
7. The dust collector as claimed in claim 3, wherein the electric dust collector comprises a first discharge electrode capable of charging the pollution particles; and a second discharge electrode is arranged in the dust accumulation section, and the electrode polarity of the second discharge electrode is opposite to that of the first discharge electrode.
8. The dust removing device of claim 5, wherein the baffle plate is a conical structure and is connected with the dust collecting section outlet through a support; the top sharp corner of the flow baffle is opposite to the central axis of the filter pipe, and a gap is formed between the lower edge and the inner wall of the dust deposition section.
9. The dust removing device of claim 3, wherein the dust discharging port is provided with an elbow, and the end of the elbow is provided with a valve.
10. A dusting apparatus according to claim 3 wherein the dust accumulation section is tapered in cross-section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022749256.6U CN213955551U (en) | 2020-11-24 | 2020-11-24 | Dust removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022749256.6U CN213955551U (en) | 2020-11-24 | 2020-11-24 | Dust removing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213955551U true CN213955551U (en) | 2021-08-13 |
Family
ID=77210946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022749256.6U Active CN213955551U (en) | 2020-11-24 | 2020-11-24 | Dust removing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213955551U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378027A (en) * | 2020-11-24 | 2021-02-19 | 珠海格力电器股份有限公司 | Dust removing device |
| CN117482681A (en) * | 2023-12-29 | 2024-02-02 | 苏州顶裕节能设备有限公司 | Air inlet filter device for centrifugal ventilator |
-
2020
- 2020-11-24 CN CN202022749256.6U patent/CN213955551U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378027A (en) * | 2020-11-24 | 2021-02-19 | 珠海格力电器股份有限公司 | Dust removing device |
| CN117482681A (en) * | 2023-12-29 | 2024-02-02 | 苏州顶裕节能设备有限公司 | Air inlet filter device for centrifugal ventilator |
| CN117482681B (en) * | 2023-12-29 | 2024-03-19 | 苏州顶裕节能设备有限公司 | Air inlet filter device for centrifugal ventilator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106016482B (en) | A household air purifier | |
| CN107716113B (en) | Dust collection and purification structure and dust remover | |
| US8608838B2 (en) | Tubing air purification system | |
| CN107511273B (en) | Dust collector and long-acting haze combination formula air conditioning unit that removes of laying dust formula | |
| CN110898991A (en) | A wet electrostatic precipitator for boiler flue gas purification | |
| KR200361527Y1 (en) | Dust collector of water filter type | |
| CN201055736Y (en) | Air separating and cleaning device | |
| CN206746199U (en) | Double filter screen electrocoagulation fine particle cleaning equipment | |
| CN112378027A (en) | Dust removing device | |
| CN215353996U (en) | Electrostatic dust removal equipment for leather production workshop | |
| CN206793269U (en) | A kind of rotary dust collecting purifier | |
| CN110975470B (en) | Wet dust collector for high-temperature flue gas purification | |
| CN203635013U (en) | Compound electrostatic air purification device with high clogging capacity and high efficiency | |
| CN111594489A (en) | Cyclone type air inlet particle combined filter for magnetic suspension air blower | |
| CN103228364B (en) | Air purifier for unpowered cyclone separation type system and electrostatic dust collector | |
| CN218358006U (en) | Fold type bag dust collector | |
| CN100335850C (en) | Air purifier | |
| CN213314136U (en) | Pipeline type fume purifier | |
| CN206701011U (en) | Pocket type electrostatic combined dust-eliminating device | |
| CN205372824U (en) | Suspension type air purification device of four sides air -out | |
| CN109045922A (en) | Electroacoustic wet scrubber | |
| CN109621601B (en) | Electrostatic oil smoke purifier capable of pre-filtering particulate matters | |
| CN211025633U (en) | Cyclone industrial dust removal equipment | |
| CN217004811U (en) | Air purifier subassembly that no secondary pollution just conveniently cleared up | |
| CN2749575Y (en) | Narrow pitched electric dust collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |