CN220899937U - Exhaust gas particulate matter remove device - Google Patents
Exhaust gas particulate matter remove device Download PDFInfo
- Publication number
- CN220899937U CN220899937U CN202322702870.0U CN202322702870U CN220899937U CN 220899937 U CN220899937 U CN 220899937U CN 202322702870 U CN202322702870 U CN 202322702870U CN 220899937 U CN220899937 U CN 220899937U
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- CN
- China
- Prior art keywords
- filter screen
- dust removing
- particulate matter
- exhaust gas
- removing filter
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- 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.)
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- 239000013618 particulate matter Substances 0.000 title claims abstract description 39
- 239000000428 dust Substances 0.000 claims abstract description 122
- 239000007921 spray Substances 0.000 claims abstract description 28
- 230000000903 blocking effect Effects 0.000 claims abstract description 21
- 238000007790 scraping Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims 4
- 238000000429 assembly Methods 0.000 claims 4
- 239000002912 waste gas Substances 0.000 abstract description 32
- 239000007789 gas Substances 0.000 abstract description 22
- 238000001914 filtration Methods 0.000 abstract description 5
- 239000002245 particle Substances 0.000 description 11
- 238000003466 welding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an exhaust gas particulate matter removing device, which relates to the field of exhaust gas treatment and comprises a machine body, a spray dust removing assembly and a first baffle plate, wherein a filter assembly is arranged on the right side of the interior of the machine body, and comprises a first dust removing filter screen, a second dust removing filter screen, a third dust removing filter screen, a clamping block, a blocking clamping block, a connecting spring and a blocking plate. This exhaust gas particulate matter remove device, through being provided with filter unit and spray dust removal subassembly, make exhaust gas particulate matter remove device reach exhaust gas treatment and convenient to detach maintains's purpose, make exhaust gas treatment more abundant thoroughly, and simple structure, the staff of being convenient for installs and dismantles filter unit, make things convenient for follow-up staff to clean the change of filter unit, in addition, carry out preliminary filtration to the waste gas, alleviate follow-up work of getting rid of to particulate matter in the waste gas, exhaust gas particulate matter remove device's work efficiency has been improved, make things convenient for the staff to use exhaust gas particulate matter remove device.
Description
Technical Field
The utility model relates to the field of waste gas treatment, in particular to a waste gas particulate matter removing device.
Background
The waste gas treatment mainly aims at the work of treating industrial waste gas generated in industrial places, the waste gas is toxic and harmful gas exhausted by human beings in the production and living processes, the content of particulate matters in the waste gas is relatively large, the waste gas is purified for removing the particulate matters in the waste gas, and workers usually adopt a waste gas particulate matter removing device to remove the particulate matters in the waste gas.
However, the existing exhaust gas particulate matter removing device still has a disadvantage, such as a remote control exhaust gas treatment device with the application number of 202223270623.X, the structure of the filter screen of the exhaust gas particulate matter removing device is not fully considered, in the process of removing the particulate matters in the exhaust gas by adopting the exhaust gas particulate matter removing device, the particulate matters are accumulated on the surface of the filter screen to damage the performance of the filter screen, if the structure of the filter screen of the exhaust gas particulate matter removing device is not fully considered, the filter screen can not be replaced, so that the filtering and purifying effects of the exhaust gas particulate matter removing device are reduced, the subsequent maintenance of the exhaust gas particulate matter removing device is inconvenient, and the use of staff is inconvenient.
Therefore, there is an urgent need to improve this disadvantage, and the present utility model is to provide an exhaust particulate matter removing device, which is researched and improved against the existing structure and the shortcomings.
Disclosure of utility model
The present utility model is directed to an exhaust particulate matter removing device, so as to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an exhaust gas particulate matter remove device, includes the organism, sprays dust removal subassembly and first baffle, the inside right side of organism is provided with filter unit, and filter unit includes first dust removal filter screen, second dust removal filter screen, the third dust removal filter screen, the block piece, the separation fixture block, coupling spring and baffle, and the inside of organism is provided with and cuts the piece of rubbing, cut the piece and include the motor in addition, the dwang, the protection casing, fixed stay pole, first rotation gear, the second rotation gear, the connecting rod, cut the pole and spacing supporting shoe, spray dust removal subassembly setting in the left side top of organism, and spray dust removal subassembly including the pump, the liquid reserve tank, the inlet tube, the outlet pipe, spray shower nozzle and fixed block, first baffle sets up in the below that sprays dust removal subassembly, and one side of first baffle is provided with the second baffle, and one side of the bottom of second baffle is provided with the collecting vat, the bottom at the organism is connected to the collecting vat block moreover.
Further, first dust removal filter screen, second dust removal filter screen and third dust removal filter screen are equidistant in proper order from left to right to set up in the inside of organism, and the equal fixedly connected with block in upper and lower both sides of first dust removal filter screen, second dust removal filter screen and third dust removal filter screen to first dust removal filter screen, second dust removal filter screen and third dust removal filter screen pass through block joint and connect in the inside of organism, and one side of block piece is provided with the separation fixture block moreover, separation fixture block sliding connection is at the inside wall of organism simultaneously.
Further, one side fixedly connected with coupling spring of separation fixture block, and coupling spring's one end welding is at the inside wall of organism to one side welding of separation fixture block has the baffle, and the baffle sets up in coupling spring's one side moreover, and one side surface of baffle contacts with the inside wall of organism simultaneously.
Further, the output shaft of motor passes through shaft coupling fixedly connected with dwang, and the tip swing joint of dwang has the protection casing to the both sides welding of protection casing has fixed stay pole, and the tip welding of fixed stay pole is at the inside wall of organism moreover.
Further, the tip fixedly connected with first rotation gear of dwang, and the below one side meshing rotation of first rotation gear is connected with the second rotation gear to one side fixedly connected with connecting rod of second rotation gear, the tip welding of connecting rod has the pole of rubbing to cut and rubbing simultaneously, and the upper and lower both ends side welding of scraping the pole has spacing supporting shoe.
Further, cut the quantity of rubbing the subassembly and be three, the three cut the side of rubbing the subassembly setting first dust removal filter screen, second dust removal filter screen and third dust removal filter screen in filter component, and cut spacing supporting shoe in the subassembly and cut first dust removal filter screen, second dust removal filter screen and third dust removal filter screen card in the filter component respectively and close sliding connection to cut the below of rubbing the subassembly and be provided with the dust collecting tank, the bottom at the organism is connected to the dust collecting tank block moreover.
Further, one side of the pump machine is provided with a liquid storage tank, one side of the pump machine is fixedly connected with a water inlet pipe, and the end part of the water inlet pipe stretches into the liquid storage tank.
Further, the bottom one side fixedly connected with outlet pipe of pump machine, and the bottom fixedly connected with atomizer of outlet pipe to the outside fixedly connected with fixed block of outlet pipe, the outlet pipe passes through fixed block fixed connection in the interior roof of organism moreover.
The utility model provides a waste gas particulate matter removing device, which has the following beneficial effects:
1. The utility model is provided with the filter assembly, the filter assembly is arranged in the machine body, the first dust removing filter screen, the second dust removing filter screen and the third dust removing filter screen are connected in a combined manner by utilizing the clamping blocks fixedly connected with the upper side and the lower side of the first dust removing filter screen, the second dust removing filter screen and the third dust removing filter screen, and then the blocking clamping block fixedly connected with the end part of the connecting spring is connected with the first dust removing filter screen, the second dust removing filter screen and the third dust removing filter screen by utilizing the elasticity of the connecting spring, so that the filter assembly is convenient to install, the waste gas containing particles sequentially passes through the first dust removing filter screen, the second dust removing filter screen and the third dust removing filter screen from left to right, the improved device utilizes the filter assembly, the waste gas particle removing device achieves the purposes of waste gas treatment and convenient disassembly and maintenance, the waste gas treatment is more complete, the structure is simple, the filter assembly is convenient to install and disassemble, the subsequent staff is convenient to clean and replace the filter assembly, and the waste gas particle removing device is convenient to use by staff.
2. According to the utility model, the spray dust removing assembly is arranged on the left side of the machine body, when waste gas containing particles enters the machine body and ascends after being blocked by the first baffle plate and the second baffle plate, the pump is utilized to pump water from the liquid storage tank, so that liquid enters the water outlet pipe from the water inlet pipe and is sprayed out from the spray nozzle below the water outlet pipe, the particles in the waste gas are condensed and fall down to fall into the collecting tank connected with the bottom of the machine body in a clamping manner, the improved device utilizes the spray dust removing assembly, the waste gas particle removing device achieves the purpose of preliminary filtration, the subsequent removal work of the particles in the waste gas is lightened, the working efficiency of the waste gas particle removing device is improved, and the device is simple to operate and convenient for workers to use.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of an exhaust particulate matter removal device according to the present utility model;
FIG. 2 is an enlarged schematic view of the exhaust particulate matter removal device of FIG. 1 according to the present utility model;
FIG. 3 is an enlarged schematic view of the exhaust particulate matter removal device of FIG. 1 at B according to the present utility model;
FIG. 4 is a schematic perspective view of a scratch assembly of an exhaust particulate matter removal device according to the present utility model;
Fig. 5 is a schematic perspective view of a spray dust removing assembly of an exhaust particulate matter removing device according to the present utility model.
In the figure: 1. a body; 2. a filter assembly; 201. a first dust removal filter screen; 202. a second dust removal filter screen; 203. a third dust removal filter screen; 204. a clamping block; 205. blocking the clamping block; 206. a connecting spring; 207. a baffle plate; 3. a scraping component; 301. a motor; 302. a rotating lever; 303. a protective cover; 304. fixing the support rod; 305. a first rotating gear; 306. a second rotating gear; 307. a connecting rod; 308. cutting and rubbing the rod; 309. a limit supporting block; 4. a dust collection tank; 5. a spray dust removal assembly; 501. a pump machine; 502. a liquid storage tank; 503. a water inlet pipe; 504. a water outlet pipe; 505. a spray nozzle; 506. a fixed block; 6. a first baffle; 7. a second baffle; 8. a collection tank.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1 to 4, an exhaust particulate matter removing device comprises a machine body 1, a spray dust removing assembly 5 and a first baffle 6, wherein a filter assembly 2 is arranged on the right side of the interior of the machine body 1, the filter assembly 2 comprises a first dust removing filter screen 201, a second dust removing filter screen 202, a third dust removing filter screen 203, a clamping block 204, a blocking clamping block 205, a connecting spring 206 and a blocking plate 207, the first dust removing filter screen 201, the second dust removing filter screen 202 and the third dust removing filter screen 203 are sequentially and equidistantly arranged in the interior of the machine body 1 from left to right, the clamping block 204 is fixedly connected to the upper side and the lower side of the first dust removing filter screen 201, the upper side and the lower side of the second dust removing filter screen 202 and the lower side of the third dust removing filter screen 203, the first dust removing filter screen 201, the second dust removing filter screen 202 and the third dust removing filter screen 203 are connected in the interior of the machine body 1 through the clamping block 204, and one side of the clamping block 204 is provided with a blocking clamping block 205, simultaneously, the blocking clamping block 205 is slidingly connected on the inner side wall of the machine body 1, one side of the blocking clamping block 205 is fixedly connected with the connecting spring 206, one end of the connecting spring 206 is welded on the inner side wall of the machine body 1, one side of the blocking clamping block 205 is welded with the blocking plate 207, the blocking plate 207 is arranged on one side of the connecting spring 206, and one side surface of the blocking plate 207 is contacted with the inner side wall of the machine body 1, so that waste gas treatment is more complete and convenient for operators to install and detach the filter assembly 2, cleaning and replacement of the filter assembly 2 are convenient for subsequent operators, the inner part of the machine body 1 is provided with a scraping assembly 3, the scraping assembly 3 comprises a motor 301, a rotating rod 302, a protective cover 303, a fixed supporting rod 304, a first rotating gear 305, a second rotating gear 306, a connecting rod 307, a scraping rod 308 and a limiting supporting block 309, the output shaft of the motor 301 is fixedly connected with a rotating rod 302 through a coupler, the end part of the rotating rod 302 is movably connected with a protective cover 303, two sides of the protective cover 303 are welded with fixed supporting rods 304, the end part of the fixed supporting rods 304 is welded on the inner side wall of the machine body 1, the end part of the rotating rod 302 is fixedly connected with a first rotating gear 305, one side below the first rotating gear 305 is meshed and rotated with a second rotating gear 306, one side of the second rotating gear 306 is fixedly connected with a connecting rod 307, the end part of the connecting rod 307 is welded with a scraping rod 308, simultaneously the side surfaces of the upper end and the lower end of the scraping rod 308 are welded with limit supporting blocks 309, and the surfaces of the first dust removing filter screen 201, the second dust removing filter screen 202 and the third dust removing filter screen 203 in the filter assembly 2 are scraped by using a scraping assembly 3, the filter screen blockage caused by accumulation of particles on the surfaces of the first dust removing filter screen 201, the second dust removing filter screen 202 and the third dust removing filter screen 203 in the filter component 2 is avoided, dust on the surfaces of the first dust removing filter screen 201, the second dust removing filter screen 202 and the third dust removing filter screen 203 in the filter component 2 smoothly falls into the dust collecting groove 4 arranged at the bottom of the machine body 1, the number of the three scraping components 3 is three, the three scraping components 3 are arranged on the side surfaces of the first dust removing filter screen 201, the second dust removing filter screen 202 and the third dust removing filter screen 203 in the filter component 2, the limiting support blocks 309 in the scraping components 3 are respectively in clamping sliding connection with the first dust removing filter screen 201, the second dust removing filter screen 202 and the third dust removing filter screen 203 in the filter component 2, the dust collecting groove 4 is arranged below the scraping components 3, the dust collecting groove 4 is in clamping connection with the bottom of the machine body 1, the connection between the structures is tighter, the structures are firmer and firmer, the structures are simple, the waste gas particulate matter removing device is convenient for operating and using by workers and is convenient for the workers to use the waste gas particulate matter removing device.
As shown in fig. 1 and 5, spray dust removal subassembly 5 sets up in the left side top of organism 1, and spray dust removal subassembly 5 includes pump 501, liquid reserve tank 502, inlet tube 503, outlet pipe 504, spray nozzle 505 and fixed block 506, one side of pump 501 is provided with liquid reserve tank 502, and one side fixedly connected with inlet tube 503 of pump 501, and the tip of inlet tube 503 stretches into the inside of liquid reserve tank 502, bottom one side fixedly connected with outlet pipe 504 of pump 501, and the bottom fixedly connected with spray nozzle 505 of outlet pipe 504, and the outside fixedly connected with fixed block 506 of outlet pipe 504, and outlet pipe 504 passes through fixed block 506 fixed connection at the interior roof of organism 1, carry out preliminary filtration to the waste gas, the follow-up work of getting rid of particulate matter in the waste gas has been improved waste gas particulate matter remove device, first baffle 6 sets up in the below of spray dust removal subassembly 5, and one side of first baffle 6 is provided with second baffle 7, and bottom one side of second baffle 7 is provided with collecting tank 8, collecting tank 8 block connection is in the bottom of organism 1, make the waste gas that climbs from the bottom of 1 receive the back, the all-round of organism convenient for spray personnel to spray upwards, the use of the waste gas.
In summary, in the exhaust particulate matter removing device according to the structure shown in fig. 1-5, in the use process of removing particulates in exhaust gas, firstly, a filter assembly 2 is disposed in a machine body 1, the first dust removing filter 201, the second dust removing filter 202 and the third dust removing filter 203 are clamped and connected in the machine body 1 by using clamping blocks 204 fixedly connected to the upper side and the lower side of the first dust removing filter 201, the second dust removing filter 202 and the third dust removing filter 203, then, by using the elasticity of a connecting spring 206, a blocking clamping block 205 fixedly connected to the end of the connecting spring 206 is clamped and connected with the first dust removing filter 201, the second dust removing filter 202 and the third dust removing filter 203, so that the filter assembly 2 is convenient to install, and then, when exhaust gas containing particulates enters the interior of the machine body 1, and climbs upwards after being blocked by a first baffle 6 and a second baffle 7, pumping water from a liquid storage tank 502 by using a pump 501 in a spray dust removing assembly 5, enabling liquid to enter a water outlet pipe 504 from a water inlet pipe 503 and to be sprayed out from a spray nozzle 505 below the water outlet pipe 504, enabling particles in waste gas to condense and drop down and fall into a collecting tank 8 connected with the bottom of a machine body 1 in a clamping way, then enabling the waste gas subjected to preliminary dust removal to move rightwards and sequentially pass through a first dust removing filter screen 201, a second dust removing filter screen 202 and a third dust removing filter screen 203 from left to right, filtering dust removing, and when the particles are accumulated on the surface of the filter screens, arranging a scraping and rubbing assembly 3 on the side surface of the filter screens, driving a rotating rod 302 to rotate by using a motor 301 in the scraping and rubbing assembly 3, enabling a first rotating gear 305 fixedly connected with the end part of the rotating rod 302 to be meshed with a second rotating gear 306 arranged below the first rotating gear 306 to rotate, therefore, the connecting rod 307 fixedly connected with one side of the second rotating gear 306 drives the rubbing rod 308 to rub on the surface of the filter screen, so that the filter screen is prevented from being blocked, and the use of staff is facilitated.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides an exhaust gas particulate matter remove device, including organism (1), spray dust removal subassembly (5) and first baffle (6), a serial communication port, the inside right side of organism (1) is provided with filter component (2), and filter component (2) are including first dust removal filter screen (201), second dust removal filter screen (202), third dust removal filter screen (203), block piece (204), separation fixture block (205), connecting spring (206) and baffle (207), and the inside of organism (1) is provided with and cuts and rub subassembly (3), and cut and rub subassembly (3) including motor (301), dwang (302), protection casing (303), fixed bracing piece (304), first rotating gear (305), second rotating gear (306), connecting rod (307), cut and rub pole (308) and spacing supporting shoe (309), spray dust removal subassembly (5) set up in the left side top of organism (1), and spray dust removal subassembly (5) are including pump (501), case (502), inlet tube (503), outlet pipe (504), spray shower nozzle (505) and fixed block (506), first baffle (6) are set up in the side of first baffle (6), and a collecting groove (8) is arranged at one side of the bottom of the second baffle plate (7), and the collecting groove (8) is connected to the bottom of the machine body (1) in a clamping way.
2. The exhaust gas particulate matter removing device according to claim 1, wherein the first dust removing filter screen (201), the second dust removing filter screen (202) and the third dust removing filter screen (203) are sequentially equidistantly arranged in the machine body (1) from left to right, the clamping blocks (204) are fixedly connected to the upper side and the lower side of the first dust removing filter screen (201), the upper side and the lower side of the second dust removing filter screen (202) and the lower side of the third dust removing filter screen (203), the first dust removing filter screen (201), the second dust removing filter screen (202) and the third dust removing filter screen (203) are connected in the machine body (1) through the clamping blocks (204) in a clamping mode, one side of the clamping blocks (204) is provided with a blocking clamping block (205), and meanwhile the blocking clamping block (205) is slidingly connected to the inner side wall of the machine body (1).
3. The exhaust particulate matter removing device according to claim 1, wherein a connecting spring (206) is fixedly connected to one side of the blocking clamp block (205), one end of the connecting spring (206) is welded to the inner side wall of the machine body (1), a blocking plate (207) is welded to one side of the blocking clamp block (205), the blocking plate (207) is arranged on one side of the connecting spring (206), and one side surface of the blocking plate (207) is in contact with the inner side wall of the machine body (1).
4. The exhaust particulate matter removing device according to claim 1, wherein the output shaft of the motor (301) is fixedly connected with a rotating rod (302) through a coupling, the end part of the rotating rod (302) is movably connected with a protective cover (303), two sides of the protective cover (303) are welded with fixed support rods (304), and the end parts of the fixed support rods (304) are welded on the inner side wall of the machine body (1).
5. The exhaust particulate matter removing device according to claim 1, wherein the end portion of the rotating rod (302) is fixedly connected with a first rotating gear (305), one side below the first rotating gear (305) is meshed and rotated to be connected with a second rotating gear (306), one side of the second rotating gear (306) is fixedly connected with a connecting rod (307), the end portion of the connecting rod (307) is welded with a scraping rod (308), and side surfaces of the upper end and the lower end of the scraping rod (308) are welded with limiting supporting blocks (309).
6. The exhaust gas particulate matter removing device according to claim 1, wherein the number of the scraping and rubbing assemblies (3) is three, the three scraping and rubbing assemblies (3) are arranged on the side surfaces of a first dust removing filter screen (201), a second dust removing filter screen (202) and a third dust removing filter screen (203) in the filter assembly (2), and limit supporting blocks (309) in the scraping and rubbing assemblies (3) are respectively in clamping sliding connection with the first dust removing filter screen (201), the second dust removing filter screen (202) and the third dust removing filter screen (203) in the filter assembly (2), dust collecting grooves (4) are arranged below the scraping and rubbing assemblies (3), and the dust collecting grooves (4) are in clamping connection with the bottom of the machine body (1).
7. The exhaust particulate matter removing device according to claim 1, wherein a liquid storage tank (502) is provided on one side of the pump (501), a water inlet pipe (503) is fixedly connected to one side of the pump (501), and an end portion of the water inlet pipe (503) extends into the liquid storage tank (502).
8. The exhaust particulate matter removing device according to claim 1, wherein a water outlet pipe (504) is fixedly connected to one side of the bottom of the pump (501), a spray nozzle (505) is fixedly connected to the bottom of the water outlet pipe (504), a fixing block (506) is fixedly connected to the outer side of the water outlet pipe (504), and the water outlet pipe (504) is fixedly connected to the inner top wall of the machine body (1) through the fixing block (506).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322702870.0U CN220899937U (en) | 2023-10-09 | 2023-10-09 | Exhaust gas particulate matter remove device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322702870.0U CN220899937U (en) | 2023-10-09 | 2023-10-09 | Exhaust gas particulate matter remove device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220899937U true CN220899937U (en) | 2024-05-07 |
Family
ID=90913989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322702870.0U Active CN220899937U (en) | 2023-10-09 | 2023-10-09 | Exhaust gas particulate matter remove device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220899937U (en) |
-
2023
- 2023-10-09 CN CN202322702870.0U patent/CN220899937U/en active Active
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