CN112169506B - Subway tunnel is with on-vehicle bag collector - Google Patents
Subway tunnel is with on-vehicle bag collector Download PDFInfo
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- CN112169506B CN112169506B CN202010913248.2A CN202010913248A CN112169506B CN 112169506 B CN112169506 B CN 112169506B CN 202010913248 A CN202010913248 A CN 202010913248A CN 112169506 B CN112169506 B CN 112169506B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
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Abstract
The invention relates to a vehicle-mounted bag type dust removal device for a subway tunnel, which comprises a dust removal device main body, an air inlet door, a cloth bag mounting support, a cloth bag, a back flushing pipe assembly, a compressed gas output assembly and a baffle plate, wherein dust-containing air is subjected to inertia impact on the baffle plate to change the track of large particle components in the dust-containing air to fall into a dust collection assembly, and meanwhile, the dust-containing air passes through the cloth bag from bottom to top to be filtered and then is discharged to the outside through an air outlet. Compared with the prior art, the device can be arranged at the bottom of a subway carriage and runs along with the subway, and can absorb particles in the tunnel when the subway passes through the tunnel; the subway station system belongs to passive equipment, does not need power supply, borrows kinetic energy in the subway running process, does not consume extra energy, and is energy-saving and environment-friendly; dust can be removed in the process of bidirectional operation of the subway, so that higher dust removal efficiency is kept; the air inlet area is large, and the air handling capacity is large; can collect particles in a centralized way, and is convenient for subsequent treatment.
Description
Technical Field
The invention relates to the technical field of rail dust removal, in particular to a vehicle-mounted bag type dust removal device for a subway tunnel.
Background
There are many particulate matters in the subway tunnel, and these particulate matters not only can harm the health of the maintainer who gets into the tunnel inside, and probably spread to get into the subway platform simultaneously and threaten passenger's health, therefore must absorb or get rid of it.
The bag-type dust remover is a dust removing device taking fiber woven fabrics or a filling layer as a filter medium, when the bag-type dust remover works, under the action of an exhaust fan, dust enters an ash bucket and is adsorbed on the outer surface of a filter bag, is intermittently sprayed by a pulse spraying pipe, falls to the bottom of the ash bucket, and is discharged and collected through a rotary valve.
As shown in fig. 1, in the conventional bag-type dust collector, air containing dust enters from an inlet, passes through a filter bag and then exits from a clean air outlet, the conventional bag-type dust collector needs to be powered and consume energy because dust on the surface of the filter bag is blown off by an exhaust fan and a pulse valve, and if the bag-type dust collector is directly applied to a subway, the energy consumption of the subway is further increased, and a power supply network needs to be upgraded; the conventional bag-type dust collector is generally fixed on the ground for use and cannot be applied to a subway to remove particles in a tunnel along with the movement of a vehicle; the existing bag-type dust collector generally adopts one-way air inlet, and is not suitable for treating air during two-way movement, otherwise, dust in the bag is subjected to back blowing to cause secondary pollution.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the vehicle-mounted bag type dust removal device for the subway tunnel.
The purpose of the invention can be realized by the following technical scheme:
the vehicle-mounted bag type dust removal device for the subway tunnel comprises a dust removal device main body, an air inlet door, a cloth bag mounting support, a cloth bag, a back-blowing pipe assembly, a compressed gas output assembly and a baffle, wherein the dust removal device comprises:
the dust removal device main body is arranged at the bottom of the subway train, air inlets are formed in two sides of the dust removal device main body, which are perpendicular to the subway advancing direction, air outlets are formed in one side of the dust removal device main body, which is parallel to the subway advancing direction, and a dust collection assembly is arranged at the bottom of the dust removal device main body;
the air inlet door is hinged on the air inlet, so that the air inlet is movably covered;
the cloth bag mounting bracket is arranged in the main body of the dust removing device;
the cloth bag is fixed in the cloth bag mounting bracket, and meanwhile, the cloth bag is isolated between the air inlet and the air outlet to filter dust-containing air through the cloth bag;
the back-blowing pipe assembly is connected with the top of the cloth bag and can inject compressed air into the cloth bag from top to bottom, so that collected ash in the cloth bag falls into the dust collecting assembly;
the compressed gas output assembly is connected with the back flushing pipe assembly and outputs compressed air to the back flushing pipe assembly;
the baffle is fixed between the air inlet door and the cloth bag through the cantilever, the inertia of the dust-containing air impacts the baffle to enable large particle components in the dust-containing air to change tracks and fall into the dust collecting component, and meanwhile, the dust-containing air passes through the cloth bag from bottom to top to be filtered and then is discharged to the outside through the air outlet.
Furthermore, the top of the dust removal device main body is provided with a threaded mounting hole, so that the dust removal device main body is fixedly connected with the bottom of a subway train.
Furthermore, the air inlet is of an outward horn-shaped opening structure.
Furthermore, the upper end of the air inlet door is hinged with the upper end of the narrow-diameter opening of the air inlet.
Furthermore, the lower end of the air inlet comprises a first side edge and a second side edge which are arranged in a stepped manner.
Furthermore, the lower end of the narrow diameter opening of the air inlet is provided with a first step and a second step which are in step matching with the first side edge and the second side edge respectively.
Furthermore, the back flushing pipe assembly comprises a pipe body, a mounting positioning plate, a quick connector and a nozzle;
the tube body is provided with a quick connector connected with the compressed gas output assembly and a nozzle connected with the cloth bag;
the back flushing pipe is fixedly connected with a back flushing pipe mounting hole arranged on the dust removing device main body through a mounting positioning plate;
the nozzle is connected with the cloth bag through a cloth bag mounting hole arranged on the main body of the dust removal device.
Further, the dust collecting component is a drawer type ash bucket.
Furthermore, the air inlet door comprises a first air inlet door and a second air inlet door which are arranged on two sides;
the density of the plate material adopted by the air inlet door is not more than 2000kg/m3；
The included angle between the first air inlet door and the vertical direction is not less than 45 degrees when the subway runs in the forward direction, and at the moment, the second air inlet door is in a closed state under the combined action of air pressure and gravity.
Compared with the prior art, the invention has the following advantages:
1) the vehicle-mounted tunnel dust removal device can be arranged at the bottom of a subway carriage and runs along with a subway, and can absorb particles in the tunnel when the subway passes through the tunnel;
2) the vehicle-mounted tunnel dust removal device belongs to passive equipment, does not need power supply, borrows kinetic energy in the subway running process, does not consume extra energy, and is energy-saving and environment-friendly;
3) the vehicle-mounted tunnel dust removal device is light in material of the air inlet door, can rotate around the shaft, and can realize single-side air inlet through the design of the two air inlet doors in the process of bidirectional operation of the subway, namely, dust can be removed in the bidirectional operation process of the subway, so that higher dust removal efficiency is kept;
4) the horn-shaped air inlet in the vehicle-mounted tunnel dust removal device enlarges the air inlet area, so that the equipment can process larger air quantity, and has higher processing efficiency on the air in the subway tunnel;
5) the vehicle-mounted tunnel dust removal device can collect particulate matters firstly, is convenient for centralized treatment after the ground body stops, and obviously improves the treatment efficiency.
Drawings
FIG. 1 is a schematic diagram of a prior art cloth bag construction;
FIG. 2 is a front sectional view of the dust removing device structure of the subway vehicle-mounted tunnel;
FIG. 3 is a sectional side view of the dust removing device for the subway vehicle-mounted tunnel according to the present invention;
FIG. 4 is a schematic view of the structure of the area A of the blowback pipe of the present invention;
FIG. 5 is a schematic view of the structure of the reverse blowing pipe B region of the present invention;
fig. 6 is a schematic structural view of an air inlet door (area C) according to the present invention;
FIG. 7 is a schematic view showing the installation position of the dust removing device of the present invention;
FIG. 8 is a schematic view of the dust removing device during the forward operation of the subway;
FIG. 9 is a schematic view of the dust removing device during reverse operation of the subway;
FIG. 10 is a schematic view of the ash removal of the dust removing device of the present invention.
In the figure: 1. dust collector main part, 2, sack, 3, air inlet door, 4, blowback pipe, 41, the body, 42, connect soon and connect the joint, 43, installation locating plate, 44, the nozzle, 5, the collection dirt subassembly, 6, first side, 7, the second side, 8, first ladder, 9, the second ladder, 10, air door installation axle, 11, dust collector main part shell body, 12, the baffle, 13, the cantilever, 14, the notch cuttype air intake, 15, loudspeaker type air intake, 16, screw thread mounting hole, 17, the air outlet, 18, normally closed, side door 19, the carriage, 20, the wheel, 21, sack installing support, the door is closed, the carriage is closed, 20, the wheel, 21, the sack installing support is installed to the door, the door is opened to the door, the door is opened, the door is opened door, the door is opened, the door is opened door, the door is opened, the door is opened door, the
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
In order to make the invention more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.
As shown in fig. 2 to 9, the subway vehicle-mounted bag type dust collector in this embodiment includes a dust collector main body 1, two movable air inlet doors 3 are respectively disposed on two sides of the dust collector main body 1, a cloth bag 2 is disposed in the central position inside the dust collector main body 1, a blowback pipe 4 is disposed above the cloth bag 2, an air outlet 17 is disposed above the blowback pipe 4, a normally closed side door 18 is disposed outside the cloth bag 2, baffles 12 fixedly connected to cantilevers 13 are disposed on two sides of the normally closed side door 18, a dust collecting assembly 5 is disposed at the bottom of the dust collector main body 1, the dust collector main body 1 is provided with a dust collector main body outer shell 11 capable of protecting the whole device, and a threaded mounting hole 16 for mounting the dust collector is disposed at the top of the dust collector main body outer shell 11.
The upper portion of the outer side of the air inlet door 3 is provided with a horn-shaped air inlet 15, the lower portion of the outer side of the air inlet door 3 is provided with a stepped air inlet 14, and the stepped air inlet 14 comprises a first step 8 and a second step 9 which are arranged on an outer shell 11 of a main body of the dust removal device. 3 upper portions of air inlet door are equipped with the air door installation axle 10 with 11 swing joint of dust collector body shell body, and the lower part of air inlet door 3 is equipped with first side 6 and second side 7, and first side 6 is higher than second side 7, and under the dust collector quiescent condition, first side 6 is parallel with first ladder 8, and second side 7 is parallel with second ladder 9, and first ladder 8 is located between first side 6 and the second side 7, and second side 7 is located between first ladder 8 and the second ladder 9.
The blowback pipe 4 comprises a pipe body 41, an installation positioning plate 43, a quick connector 42 and a nozzle 44, the quick connector 42 which can be connected with a compressed air tank and the nozzle 44 which is connected with the cloth bag 2 are arranged on the pipe body 41, the blowback pipe 4 is fixedly connected with a blowback pipe installation hole 19 on the main body outer shell 11 of the dust removal device through the installation positioning plate 43, and the nozzle 44 is connected with the cloth bag 2 through a cloth bag installation hole 20 arranged on the main body outer shell 11 of the dust removal device. The dust collecting component 5 is arranged below the dust removing device main body 1 and used for collecting particles left by the tunnel air treated by the dust removing device, and the dust collecting component 5 is arranged in a drawer type and can be taken out of the dust removing device.
As shown in fig. 2 and 3, the subway vehicle-mounted bag type dust collector comprises a dust collector body 1, a cloth bag 2, an air inlet door 3, a blowback pipe 4 and a dust collection assembly 5. The dust removing device main body 1 is composed of a dust removing device main body outer shell 11, a cantilever 13 and a baffle 12. The horn-shaped air inlet 15 and the step-shaped opening 14 are arranged on two side faces, perpendicular to the running direction, of the dust removal device main body outer shell 11, the horn-shaped opening 15 can enlarge an air inlet area, air handling capacity of the dust removal device is increased, the upper portion of the step-shaped opening 14 is provided with an air door mounting shaft 10, the air door mounting shaft 10 is used for mounting an air inlet door 3, the step-shaped opening 14 is used for being matched with the air inlet door 3, and the step-shaped opening 14 comprises a first step 8 and a second step 9. The side of the outer shell 11 of the dust removing device main body is provided with a threaded mounting hole 16 for mounting the dust removing device at the bottom of the subway carriage.
An air outlet 17 is arranged on the upper part of the outer shell 11 of the dust removing device main body and on the side surface parallel to the advancing direction of the subway. The cantilever 13 is welded in the dust removal device, the baffle 14 is arranged below the cantilever 13, the cantilever 13 and the baffle 14 are fixed in position, the baffle 14 can separate large particles in inlet air by using the inertia effect, and meanwhile, the baffle 14 is also used for controlling the air flow rate entering the cloth bag 2, so that the dust removal effect of the cloth bag 2 reaches a better level. The upper side surface of the dust removing device main body outer shell 11 is provided with a blowback pipe mounting hole 19 for mounting the blowback pipe 4. The cloth bag mounting support 21 is arranged in the dust removing device main body 1, the cloth bag 2 is fixed in the cloth bag mounting support 21, a normally closed side door 18 is arranged on the side face, parallel to the subway running direction, of the cloth bag mounting support 21, the cloth bag mounting support is in a closed state under the normal running condition, and the cloth bag mounting support can be opened under the condition that the cloth bag 2 is overhauled or replaced. Sack 2 sets up inside dust collector main part 1, opens normally closed side door 18 and can carry out the dismouting change, according to the great characteristics of particulate matter size in the tunnel, sack 2 filtration efficiency only need satisfy G1 grade can, like this can reduce cost can effectively detach the particulate matter in the tunnel again, and has great dust holding capacity, and sack 2 material need not high temperature resistant. The dust collecting component 5 is arranged below the dust removing device main body 1 and is used for collecting particles left by the tunnel air treated by the dust removing device, and the dust collecting component 5 adopts a dust collecting hopper which is arranged in a drawer type and can be taken out of the dust removing device. According to the size of a subway carriage and the ground clearance of the train bottom, the height of the subway vehicle-mounted bag type dust removal device is 500-600 mm, and the length and the width of the subway vehicle-mounted bag type dust removal device are 600-800 mm. After the subway vehicle-mounted bag type dust removal device is installed, the distance from the ground is 100-200 mm, and the distance from the wheels is 400-600 mm.
As shown in fig. 4 and 5, the blowback pipe 4 includes a pipe body 41, a mounting and positioning plate 43, a quick connector 42, and a nozzle 44, the blowback pipe 4 can be fixed on the dust collector main body 1 through the blowback pipe mounting hole 19 and the mounting and positioning plate 42, the blowback pipe 4 can be externally connected with a compressed air tank through the quick connector 42, and compressed air released from the compressed air tank enters the pipe body and then enters the cloth bag 2 through the nozzle, so that dust deposited on the cloth bag 2 can be blown off, and the dust removing effect is achieved. The air inlet doors 3 are arranged on two sides of the main body outer shell 11 of the dust removal device and are connected with the main body outer shell 11 of the dust removal device through air door mounting shafts 10, each air inlet door 3 comprises a first air inlet door 31 and a second air inlet door 32, and the density of each air inlet door is not more than 2000kg/m3The material of (1) is made so that the pressure generated in the process of subway advancing can blow the air inlet door, thereby facilitating air inlet, and the air inlet door can perform a certain angle around the air door mounting shaft 10The rotation of (2).
As shown in fig. 6, when the air inlet door 3 is located in the vertical direction, the first side 6 of the air inlet door 3 is parallel to the first step 8 of the dust collector body shell and has a certain distance, the second side 7 of the air inlet door 3 is parallel to the second step 9 of the dust collector body shell 11 and has a certain distance, the second side 7 of the air inlet door is parallel to the first side 6 of the dust collector body shell 11 and has a certain distance, and such design can ensure that the air inlet door can seal the step-shaped opening of the side in the vertical direction and can rotate around the air door mounting shaft.
As shown in fig. 7, after the available bolts of the dust collector main body 1 pass through the threaded mounting holes 16 and the mounting hole plate at the bottom of the subway carriage 19, the bolts are fixed by nuts and mounted at the bottom of the subway carriage 19, in the specific implementation, the distances from the two sides of the dust collector main body 1 to the plane where the wheel hubs of the wheels 20 at the two sides are located are equal, when the subway runs, the dust collector moves along with the subway and enters the tunnel, and the absorption of particles in the tunnel can be realized.
As shown in FIG. 8, when the subway runs in the forward direction, the first air inlet door is opened under the action of wind pressure, the speed per hour during the subway running process is generally 60-80 km/h, the pressure generated at the speed is 180-320 Pa, and when the density of the air door material is not more than 2000kg/m3When the subway station runs in the forward direction, an included angle exists between the first air inlet door and the vertical direction, the included angle is not lower than 45 degrees, under the action of the baffle, the included angle is not more than 60 degrees, and at the moment, the second air inlet door is in a closed state under the combined action of air pressure and gravity. When the air flows through the cloth bag, the air flows out from the air outlet above the dust removal device, and thus the purification treatment process of the air in the tunnel is completed.
As shown in fig. 9, when the subway runs in the reverse direction, the first air inlet door 31 is closed by gravity and wind pressure, the second air inlet door 32 is opened, and the dusty air flow is processed in the same manner as described above.
The arrangement of the first air inlet door and the second air inlet door enables the subway to operate in a forward direction or a reverse direction, so that the purification and dust removal of air in the tunnel can be realized, and the dust in the cloth bag can not be blown back to form secondary pollution.
As shown in fig. 10, when the subway stops operating, the subway staff can use the trolley carrying the compressed air tank to connect the compressed air with the back-blowing pipe 2 through the quick connector and blow the compressed air into the cloth bag 2, so that the particles accumulated on the surface of the cloth bag fall into the dust hopper, the dust hopper can be taken out, and the particles in the dust hopper are collected and centralized for treatment.
During the concrete implementation, according to the size and the vehicle bottom ground clearance in subway carriage, the height of the on-vehicle bag collector of subway is between 500 ~ 600mm, and length and width are between 600 ~ 800 mm. The height of the horn-shaped air inlet is 200-250 mm, the length of the horn-shaped air inlet is 500-600 mm, the wind quantity which can be processed is 0.3-0.5 m according to the running speed of subway at 60-80 km/h and considering the resistance of the cloth bag3Is between/s.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. The utility model provides a subway tunnel is with on-vehicle bag collector, its characterized in that includes:
the dust removal device comprises a dust removal device body (1) arranged at the bottom of a train on the ground, wherein air inlets (15) are formed in two sides of the dust removal device body (1) perpendicular to the subway advancing direction, an air outlet (17) is formed in one side of the dust removal device body (1) parallel to the subway advancing direction, and a dust collection assembly is arranged at the bottom of the dust removal device body (1);
the air inlet door (3) is hinged on the air inlet (15) to realize movable cover of the air inlet (15);
the cloth bag mounting bracket (21) is arranged inside the dust removal device main body (1);
the cloth bag (2) is fixed in the cloth bag mounting bracket (21), and is isolated between the air inlet (15) and the air outlet, so that dust-containing air is filtered through the cloth bag (2);
the blowback pipe assembly (4) is connected with the top of the cloth bag (2) and can inject compressed air into the cloth bag (2) from top to bottom so that collected ash in the cloth bag (2) falls into the dust collection assembly;
the compressed gas output assembly is connected with the back flushing pipe assembly (4) and outputs compressed air to the back flushing pipe assembly (4);
baffle (12), be fixed in between intake door (3) and sack (2) through cantilever (13), when subway passes through the tunnel, dirty air inertia striking baffle (12) make wherein large granule component change the orbit and fall into collection dirt subassembly, make simultaneously dirty air pass from bottom to top sack (2) can filter, later by air outlet (17) are discharged to the outside.
2. The vehicle-mounted bag type dust collector for the subway tunnel according to claim 1, wherein a threaded mounting hole (16) is formed in the top of the dust collector body (1) so as to realize fixed connection with the bottom of a subway train.
3. The vehicle-mounted bag type dust collector for the subway tunnel according to claim 1, wherein said air inlet (15) is of an outward trumpet-shaped opening structure.
4. The vehicle-mounted bag type dust collector for the subway tunnel according to claim 3, wherein the upper end of said air inlet door (3) is hinged to the upper end of the narrow diameter opening of said air inlet opening (15).
5. The vehicle-mounted bag type dust collector for the subway tunnel according to claim 4, wherein the lower end of said air inlet (15) comprises a first side (6) and a second side (7) which are arranged in a step shape.
6. The vehicle-mounted bag type dust collector for the subway tunnel according to claim 5, wherein the lower end of the narrow diameter opening of the air inlet (15) is provided with a first step (8) and a second step (9) which are matched with the first side edge (6) and the second side edge (7) in a stepped manner respectively.
7. The vehicle-mounted bag type dust collector for the subway tunnel according to claim 1, wherein said blowback pipe assembly (4) comprises a pipe body (41), a mounting positioning plate (43), a quick-connect joint (42) and a nozzle (44);
the pipe body (41) is provided with a quick connector (42) connected with the compressed gas output assembly and a nozzle (44) connected with the cloth bag (2);
the blowback pipe assembly (4) is fixedly connected with a blowback pipe mounting hole (19) arranged on the dust removal device main body (11) through a mounting positioning plate (43).
8. The vehicle-mounted bag type dust collector for the subway tunnel according to claim 7, wherein said nozzle (44) is connected with the bag (2) through a bag mounting hole (20) formed on the dust collector body (11).
9. The vehicle-mounted bag type dust collector for the subway tunnel according to claim 1, wherein said dust collecting component is a drawer type ash hopper.
10. The vehicle-mounted bag type dust collector for the subway tunnel according to claim 1, wherein said air inlet door (3) comprises a first air inlet door (31) and a second air inlet door (32) arranged at both sides;
the density of the plate material adopted by the air inlet door (3) is not more than 2000kg/m3；
The included angle between the first air inlet door (31) and the vertical direction is not less than 45 degrees when the subway runs in the forward direction, and at the moment, the second air inlet door (32) is in a closed state under the combined action of air pressure and gravity.
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| CN202010913248.2A CN112169506B (en) | 2020-09-03 | 2020-09-03 | Subway tunnel is with on-vehicle bag collector |
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| CN202010913248.2A CN112169506B (en) | 2020-09-03 | 2020-09-03 | Subway tunnel is with on-vehicle bag collector |
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| CN113212483A (en) * | 2021-05-10 | 2021-08-06 | 苏州市佳路防务科技有限公司 | Vehicle-mounted dust removal device with rotatable air inlet door and subway train |
| CN113877310A (en) * | 2021-09-22 | 2022-01-04 | 苏州市佳路防务科技有限公司 | Rail transit particulate matter intelligent control system based on electromagnetic enhanced adsorption |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3925046A (en) * | 1972-12-21 | 1975-12-09 | Cvi Corp | Radioactive gas standby treatment apparatus with high efficiency rechargeable charcoal filter |
| JP2016101910A (en) * | 2014-11-27 | 2016-06-02 | 現代自動車株式会社Ｈｙｕｎｄａｉ Ｍｏｔｏｒ Ｃｏｍｐａｎｙ | Air conditioner for automobile |
| US10668420B2 (en) * | 2015-05-26 | 2020-06-02 | Michael W. Seitz | Modular cleaner for airborne dust |
| KR101684353B1 (en) * | 2015-06-22 | 2016-12-08 | 한국과학기술연구원 | Nonpowered dust collector |
| TWI618642B (en) * | 2016-06-17 | 2018-03-21 | Zhang wen qin | Filter structure for filtering air by wind generated by vehicle travel |
| WO2018208711A1 (en) * | 2017-05-08 | 2018-11-15 | Seitz Michael W | Detachable bin for modular cleaner system for airborne dust |
| CN206740597U (en) * | 2017-06-05 | 2017-12-12 | 中国科学院城市环境研究所 | A kind of wind-powered electricity generation Portable outdoor PM2.5 monitoring devices based on mobile vehicle |
| CN210302793U (en) * | 2019-07-08 | 2020-04-14 | 昆山莱德净化设备有限公司 | Air filter with adjusting device |
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