CN217367768U - Industrial waste gas treatment filter equipment - Google Patents
Industrial waste gas treatment filter equipment Download PDFInfo
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- CN217367768U CN217367768U CN202221419536.3U CN202221419536U CN217367768U CN 217367768 U CN217367768 U CN 217367768U CN 202221419536 U CN202221419536 U CN 202221419536U CN 217367768 U CN217367768 U CN 217367768U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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Abstract
The utility model provides an industrial waste gas handles filter equipment, including the subassembly of bleeding, the extraction opening has been seted up to subassembly one end of bleeding, and the subassembly other end of bleeding is provided with the adsorption treatment subassembly, and the one end that the subassembly of bleeding was kept away from to the adsorption treatment subassembly is provided with filter assembly, and the gas vent has been seted up to the filter assembly other end. The air exhaust component comprises a gas collection box, one end of the gas collection box is provided with an air exhaust opening, the other end of the gas collection box is connected with the adsorption treatment component, and an air exhaust fan is arranged in the gas collection box and connected to the inner wall of the gas collection box. The filter assembly comprises a filter box, a filter plate is detachably connected in the filter box, the filter plate is movably connected to the filter box, the edges of the two sides of the filter plate abut against the inner side wall of the filter box, the filter box is provided with a fastener for fixing the filter plate, and the fastener is connected with the filter box. The utility model discloses the current industrial waste gas treatment filter equipment poor problem of filter effect that can improve.
Description
Technical Field
The utility model relates to a waste gas treatment technical field particularly, relates to an industrial waste gas handles filter equipment.
Background
In the modern industrial production process, some harmful substances such as waste water, waste gas and the like are inevitably generated, and the harmful substances usually cause irreversible damage to human bodies and cause serious pollution to the environment, so most industrial and mining enterprises pay great attention to green production at present, and the harm of harmful emissions is reduced to the minimum through a series of processes, improvement on equipment and the input use of protective treatment equipment.
Especially in industrial waste gas's processing, can set up clean filter equipment at the exhaust emission department usually, carry out filtration treatment with the controllable pollution component of the majority in the waste gas, and current industrial waste gas filter equipment is general filter effect relatively poor, and the pollutant component substance after the filtration can't in time be cleared up in addition, and long-term, influences filtration efficiency easily.
Therefore, it is necessary to research and design a new industrial waste gas treatment filtering device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an industrial waste gas handles filter equipment, the current industrial waste gas handles the poor problem of filter effect that its can improve.
The embodiment of the utility model is realized like this:
the embodiment of the application provides an industrial waste gas treatment filter equipment, including the subassembly of bleeding, the extraction opening has been seted up to the above-mentioned subassembly one end of bleeding, and the above-mentioned subassembly other end of bleeding is provided with the adsorption treatment subassembly, and the one end that the above-mentioned subassembly of bleeding was kept away from to the above-mentioned adsorption treatment subassembly is provided with filter assembly, and the gas vent has been seted up to the above-mentioned filter assembly other end.
The air exhaust assembly comprises an air collection box, one end of the air collection box is provided with an air exhaust opening, the other end of the air collection box is connected with the adsorption treatment assembly, an air exhaust fan is arranged in the air collection box, and the air exhaust fan is connected to the inner wall of the air collection box.
Above-mentioned filtering component includes the rose box, can dismantle in the above-mentioned rose box and be connected with the filter, above-mentioned filter swing joint in above-mentioned rose box, and above-mentioned filter both sides border butt above-mentioned rose box inside wall, and above-mentioned rose box is provided with the fastener that is used for fixed above-mentioned filter, and above-mentioned rose box is connected to above-mentioned fastener.
The utility model discloses an in some embodiments, above-mentioned absorption treatment component includes the connecting pipe, and above-mentioned gas collection box is connected to above-mentioned connecting pipe one end, and above-mentioned rose box is connected to the above-mentioned connecting pipe other end, and above-mentioned connecting pipe inner wall is provided with the absorption piece.
In some embodiments of the present invention, the connecting pipe is a serpentine pipe.
In some embodiments of the present invention, the adsorption blocks are disposed on the inner wall of the connection pipe.
The utility model discloses an in some embodiments, be provided with the filter screen in the above-mentioned gas collection tank, above-mentioned filter screen shape and gas collection tank phase-match, and above-mentioned filter screen border connects above-mentioned gas collection tank inner wall all around, and above-mentioned filter screen is located and is close to above-mentioned extraction opening one side, and above-mentioned extraction fan is located one side that above-mentioned extraction opening was kept away from to above-mentioned filter screen.
In some embodiments of the present invention, the filter plate is provided in plurality, and the plurality of filter plates are disposed in parallel with the end surface of the filter box.
The utility model discloses an in some embodiments, one side that above-mentioned rose box inner wall is close to above-mentioned fastener is provided with a plurality of stoppers, and a plurality of above-mentioned stoppers and a plurality of above-mentioned filter one-to-ones have seted up the spacing groove on the above-mentioned stopper, and the one end that above-mentioned filter is close to above-mentioned fastener is arranged in above-mentioned spacing groove.
The utility model discloses an in some embodiments, the spout has been seted up with the corresponding position of above-mentioned filter to above-mentioned rose box, and above-mentioned spout is worn out to the one end that above-mentioned fastener was kept away from to above-mentioned filter plate, and the one end that above-mentioned fastener was kept away from to above-mentioned filter plate is provided with the closing plate, the above-mentioned rose box outer wall of above-mentioned closing plate butt.
In some embodiments of the present invention, an elastic sealing member is disposed in the sliding groove, and an elastic sealing layer is disposed on one side of the sealing plate close to the outer wall of the filtering box.
In some embodiments of the present invention, the above fasteners are multiple, and the plurality of above fasteners penetrate through the outer wall of the above box and the corresponding filter plate directly connected to the corresponding stopper.
Compared with the prior art, the embodiment of the utility model has following advantage or beneficial effect at least:
the utility model discloses a subassembly, absorption processing subassembly and the mutually supporting of filter assembly bleed for the waste gas that the industrial workshop produced can be abundant, smoothly adsorb, filtration treatment in this device, has promoted the filter effect. Wherein the adsorption treatment subassembly fully absorbs the controllable harmful component in with waste gas through physical adsorption and chemical reaction, reduces the proportion of pollutant in the waste gas, and the filter assembly can keep apart the harmful solid matter in the industrial waste gas in the device, can effectively reduce the concentration of the solid pollution granule in the industrial waste gas.
The activity of filter sets up and the setting of fastener in the filter box, can conveniently clear up or change the filter, prevents in the long-time use, and solid contaminant adheres to more on the filter and direct influence waste gas passes through effect and filter effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of an air exhaust assembly according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a filter assembly according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of an adsorption processing assembly according to an embodiment of the present invention.
Fig. 5 is an enlarged view of a portion a in fig. 3 according to an embodiment of the present invention.
An icon: 1-air suction port, 2-air exhaust port, 3-air suction fan, 4-air collection box, 5-filter box, 6-filter plate, 7-fastener, 8-connecting pipe, 9-adsorption block, 10-filter screen, 11-limiting block, 12-limiting groove, 13-sealing plate, 14-elastic sealing element and 15-elastic sealing layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto. Furthermore, the appearances of the terms "first," "second," "third," and the like, if any, are only used to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, if "a plurality" appears, it means at least 2.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. They may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Examples
According to fig. 1 to 3, the present embodiment provides an industrial waste gas treatment filtering apparatus, which includes an air pumping assembly, an air pumping opening 1 is formed at one end of the air pumping assembly, an adsorption treatment assembly is disposed at the other end of the air pumping assembly, a filtering assembly is disposed at one end of the adsorption treatment assembly, which is far away from the air pumping assembly, and an air outlet 2 is formed at the other end of the filtering assembly.
The air exhaust component comprises a gas collection box 4, an air exhaust opening 1 is formed in one end of the gas collection box 4, the other end of the gas collection box is connected with the adsorption treatment component, an air exhaust fan 3 is arranged in the gas collection box 4, and the air exhaust fan 3 is connected to the inner wall of the gas collection box 4.
Above-mentioned filtering component includes rose box 5, can dismantle in above-mentioned rose box 5 and be connected with filter 6, 6 swing joint in above-mentioned rose box 5 of above-mentioned filter, and 6 both sides border butt above-mentioned rose box 5 inside walls of above-mentioned filter, and above-mentioned rose box 5 is provided with fastener 7 that is used for fixed above-mentioned filter 6, and above-mentioned rose box 5 is connected to above-mentioned fastener 7.
Specifically speaking, above-mentioned extraction opening 1 directly can connect the exhaust duct that the waste gas recovery that links to each other with industrial production equipment set up, and extraction opening 1 is provided with flange, can directly pass through bolted construction with the exhaust duct mouth and be connected, and the junction pad has sealed the pad, promotes connection stability under the prerequisite of guaranteeing the leakproofness, guarantees that whole device can carry out filtration treatment, pollution abatement to the waste gas that industrial production activity produced steadily.
It should be noted that the entire device will be attached with an anticorrosive coating on the surface that will abut against the industrial waste gas, specifically, in some chemical production, the discharged waste gas may carry a large amount of corrosive liquid drops or solid particles, so the NC-L type acid and alkali resistant heavy duty anticorrosive paint can be sprayed on the waste gas filtering pipeline or device in the workshop, and the anticorrosive coating can reduce the corrosive action of chemical raw materials such as acid and alkali solution/gas, acid and alkali ions, high temperature acid and alkali, hydroxyl compounds and the like on the device to a great extent.
The adsorption treatment component comprises a connecting pipe 8, one end of the connecting pipe 8 is connected with the gas collecting box 4, the other end of the connecting pipe 8 is connected with the filter box 5, the inner wall of the connecting pipe 8 is provided with adsorption blocks 9, and the adsorption blocks 9 are distributed on the inner wall of the connecting pipe 8 in a staggered manner.
The components of the adsorption block 9 need to be designed according to the components generated by the production equipment connected with the device, for example, the exhaust gas generated by steel smelting equipment mainly contains xylene, benzene series such as styrene, hydrogen sulfide, sulfur dioxide, sulfide such as methyl mercaptan, nitrogen dioxide and other nitrogen-containing compounds, so the adsorption block 9 mainly can be activated carbon and a sulfur removal agent, and the sulfur removal agent generally refers to a medicament for removing free sulfur or sulfur compounds in fuel, raw materials or other materials. The control and treatment of pollutants are primarily directed to agents that are capable of removing sulfur oxides (including SO2 and SO3) from flue gases.
Above-mentioned absorption piece 9 is netted holds the box, can set up the active carbon and hold the box outer wall, and will be able to hold the box with reaction chemical raw materials splendid attire for the chemisorption agent can contact and produce the chemisorption reaction with the pollutant component in the waste gas.
It should be noted that, according to fig. 4, the connecting pipe 8 is a serpentine pipe, and the absorbing blocks 9 are distributed on the inner wall of the connecting pipe 8. Can increase above-mentioned connecting pipe 8's length like this in relatively limited space, and waste gas can constantly change the flow direction when discharging in connecting pipe 8 for the contaminated composition in the waste gas constantly carries out abundant contact with a plurality of above-mentioned adsorption block 9, can effectively promote adsorption effect.
The gas collection box 4 may be cylindrical, the air exhaust fan 3 is provided with a mounting bracket, the mounting bracket may be composed of a plurality of connecting columns, and two ends of each connecting column are respectively connected with the air exhaust fan 3 and the inner wall of the gas collection box 4, so that it is ensured that the mounting bracket does not block the pumping of the waste gas.
It is worth noting that above-mentioned air exhaust fan 3 can include the power, motor and flabellum, the power can be the large capacity battery, can use for a long time, above-mentioned motor is connected with above-mentioned power electricity, and the motor drives above-mentioned flabellum and rotates the process of bleeding, above-mentioned air exhaust fan 3 also can be connected with external power electricity, and interconnecting link wears out the position of above-mentioned gas collecting box 4 and sets up sealing device, prevent that waste gas from leaking, and whole air exhaust fan 3 includes that the circuit outer wall all sets up the anti high temperature coating of anticorrosion, can guarantee air exhaust fan's normal operating.
A filter screen 10 is arranged in the gas collection box 4, the shape of the filter screen 10 is matched with that of the gas collection box 4, the peripheral edge of the filter screen 10 is connected with the inner wall of the gas collection box 4, the filter screen 10 is positioned on one side close to the air exhaust opening 1, and the air exhaust fan 3 is positioned on one side of the filter screen 10 away from the air exhaust opening 1. The arrangement of the filter screen 10 can filter some large solid particles in the exhaust source at the air exhaust stage, and prevent the particles from accumulating in the subsequent air exhaust fan 3 and the connecting pipe 8, thereby reducing the filtering effect.
Above-mentioned filter 6 is a plurality of, and a plurality of filters 6 are on a parallel with 5 terminal surfaces of above-mentioned rose box and set up above-mentioned filter 6 and be a plurality of, and a plurality of filters 6 are on a parallel with 5 terminal surfaces of above-mentioned rose box and set up, and the filtration pore diameter on a plurality of filters 6 begins to reduce in proper order from 2 one sides of above-mentioned gas vent for the layering in above-mentioned rose box 5 is realized to above-mentioned filter 6 filters, has promoted filtration efficiency.
One side of the inner wall of the filter box 5, which is close to the fastening piece 7, is provided with a plurality of limiting blocks 11, the limiting blocks 11 correspond to the filter plates 6 one by one, limiting grooves 12 are formed in the limiting blocks 11, and one ends of the filter plates 6, which are close to the fastening piece 7, are located in the limiting grooves 12.
The filter box 5 is provided with a sliding groove at a position corresponding to the filter plate 6, one end of the filter plate far away from the fastening piece 7 penetrates through the sliding groove, a sealing plate 13 is arranged at one end of the filter plate far away from the fastening piece 7, and the sealing plate 13 is abutted against the outer wall of the filter box 5.
In the actual working process, when the filter plate needs to be replaced, the fastening piece 7 can be loosened firstly, the outer wall of the sealing plate 13 is clamped by a tool, an outward acting force is applied to the sealing plate 13, so that the filter plate is gradually separated from the limiting groove 12 and is drawn out outwards, the taking-out process of the aluminum plate is completed, a new filter plate or a filter plate which is cleaned is pushed towards the direction of the limiting block 11 through the sliding groove, and when the filter plate enters the limiting groove 12 and the sealing plate 13 completely clings to the outer wall of the filter box 5, the fastening piece 7 can be fastened, so that the filter plate and the filter box 5 are relatively fixed, and the sealing of the sealed box and the outside is kept.
Due to some defects or defects in the process, there may be a small gap between the sealing plate 13 and the outer wall of the filtering box 5, and there is a gap at the connection between the filtering plate and the chute, which may cause exhaust gas leakage, so that, as shown in fig. 5, an elastic sealing member 14 is disposed in the chute, and an elastic sealing layer 15 is disposed on the side of the sealing plate 13 close to the outer wall of the filtering box 5.
The elastic sealing members 14 are connected to both ends of the slide groove, so that when the filter plate is inserted into the slide groove, the elastic sealing members 14 are elastically deformed, and the elastic sealing members 14 are tightly attached to and coupled with both upper and lower ends of the filter plate 6. The fastening pieces 7 are multiple, and the fastening pieces 7 penetrate through the outer wall of the box body and are directly connected with the corresponding filter plates 6 through the corresponding limiting blocks 11. The corresponding filter plates 6 are fastened by the fasteners 7, and the sealing plate 13 is pulled to be tightly attached to the outer wall of the filter box 5, so that the elastic sealing layer 15 is elastically deformed, and a good sealing effect is achieved.
The elastic sealing member 14 and the elastic sealing layer 15 are made of a polymer synthetic rubber material, and have high temperature resistance, corrosion resistance, and good elastic properties.
The working principle of the embodiment is as follows:
when carrying out the exhaust gas filtration processing, industrial waste gas gets into above-mentioned connecting pipe 8 through extraction fan 3 from above-mentioned extraction opening 1, because above-mentioned connecting pipe 8 is snakelike pipeline, and above-mentioned absorption piece 9 is a plurality of, and the misclassification distributes in above-mentioned connecting pipe 8 inner wall, make waste gas constantly change flow direction when discharging in connecting pipe 8, make the pollution component in the waste gas constantly carry out abundant contact with a plurality of above-mentioned absorption pieces 9, handle some absorbable harmful pollution component in the waste gas, waste gas through above-mentioned connecting pipe 8 gets into in above-mentioned filter 5, waste gas passes through above-mentioned filter 6, make the part in the waste gas be stayed on above-mentioned filter 6 at the solid impurity of certain range diameter, prevent that the solid particle in the waste gas from getting into the air in a large number.
When the filter plate needs to be replaced, the fastening piece 7 can be loosened, the outer wall of the sealing plate 13 is clamped by a tool, an outward acting force is applied to the sealing plate 13, the filter plate is gradually separated from the limiting groove 12 and is drawn out outwards, the aluminum plate taking-out process is completed, a new filter plate or a cleaned filter plate is pushed towards the direction of the limiting block 11 through the sliding groove, when the filter plate enters the limiting groove 12 and the sealing plate 13 completely clings to the outer wall of the filter box 5, the fastening piece 7 can be fastened, the filter plate and the filter box 5 are fixed relatively, and the sealing of the sealing box and the outside is kept.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The industrial waste gas treatment and filtration device is characterized by comprising an air exhaust assembly, wherein one end of the air exhaust assembly is provided with an air exhaust port, the other end of the air exhaust assembly is provided with an adsorption treatment assembly, one end of the adsorption treatment assembly, which is far away from the air exhaust assembly, is provided with a filtration assembly, and the other end of the filtration assembly is provided with an air exhaust port;
the air extraction assembly comprises an air collection tank, one end of the air collection tank is provided with an air extraction opening, the other end of the air collection tank is connected with the adsorption treatment assembly, an air extraction fan is arranged in the air collection tank, and the air extraction fan is connected to the inner wall of the air collection tank;
the filter assembly comprises a filter box, a filter plate is detachably connected in the filter box, the filter plate is movably connected to the filter box, the edges of the two sides of the filter plate abut against the inner side wall of the filter box, the filter box is provided with fasteners for fixing the filter plate, and the fasteners are connected with the filter box.
2. The industrial waste gas treatment and filtration device of claim 1, wherein the adsorption treatment component comprises a connecting pipe, one end of the connecting pipe is connected with the gas collection tank, the other end of the connecting pipe is connected with the filter tank, and an adsorption block is arranged on the inner wall of the connecting pipe.
3. The industrial exhaust gas treatment filter device of claim 2, wherein the connecting tube is a serpentine tube.
4. The industrial waste gas treatment and filtration device of claim 3, wherein the adsorption block is a plurality of blocks, and the plurality of blocks are distributed on the inner wall of the connecting pipe.
5. The industrial waste gas treatment and filtration device of claim 1, wherein a filter screen is arranged in the gas collection box, the filter screen is matched with the gas collection box in shape, the edge of the filter screen is connected with the inner wall of the gas collection box, the filter screen is positioned on one side close to the air suction opening, and the air suction fan is positioned on one side of the filter screen far away from the air suction opening.
6. The industrial exhaust gas treatment filter device according to claim 1, wherein the filter plate is provided in plurality, and a plurality of filter plates are provided in parallel with the end face of the filter tank.
7. The industrial waste gas treatment and filtration device according to claim 6, wherein a plurality of limiting blocks are arranged on one side of the inner wall of the filter box close to the fastening member, the plurality of limiting blocks correspond to the plurality of filter plates one to one, limiting grooves are formed on the limiting blocks, and one ends of the filter plates close to the fastening member are located in the limiting grooves.
8. The industrial waste gas treatment and filtration device of claim 7, wherein a sliding groove is formed in the filter box at a position corresponding to the filter plate, one end of the filter plate away from the fastening member penetrates through the sliding groove, and a sealing plate is arranged at one end of the filter plate away from the fastening member and abuts against the outer wall of the filter box.
9. The industrial waste gas treatment filtering device according to claim 8, wherein an elastic sealing element is arranged in the chute, and an elastic sealing layer is arranged on one side of the sealing plate close to the outer wall of the filtering box.
10. The industrial waste gas treatment filtering device according to claim 9, wherein the number of the fastening members is plural, and the plural fastening members penetrate through the outer wall of the filtering box and directly connect the corresponding filtering plates to the corresponding limiting blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221419536.3U CN217367768U (en) | 2022-06-08 | 2022-06-08 | Industrial waste gas treatment filter equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221419536.3U CN217367768U (en) | 2022-06-08 | 2022-06-08 | Industrial waste gas treatment filter equipment |
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| Publication Number | Publication Date |
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| CN217367768U true CN217367768U (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221419536.3U Active CN217367768U (en) | 2022-06-08 | 2022-06-08 | Industrial waste gas treatment filter equipment |
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| CN (1) | CN217367768U (en) |
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2022
- 2022-06-08 CN CN202221419536.3U patent/CN217367768U/en active Active
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