An atmospheric dust collection device and method for the textile industry

By designing the atmospheric dust removal equipment of the textile industry, using the combination of imported adjustment components and rotary mounts, efficient dust filtration and convenient replacement are achieved, solving the problems of poor processing and inconvenient maintenance of existing equipment.

CN119971663BActive Publication Date: 2025-07-22NANTONG XINTIAN TEXTILE & GARMENT CO LTD
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Patent Information

Application Number
CN202510474558.1
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-04-16
Publication Date
2025-07-22
Estimated Expiration
2045-04-16

AI Technical Summary

Technical Problem

The existing textile dust removal equipment has poor treatment effect and is inconvenient to replace and maintain, especially for adhesive dust, which is difficult to effectively treat.

Method used

A device including a dust collection shell, an inlet adjustment assembly, a rotary mount, a plurality of filter parts and a flow guide is designed. By adjusting the opening area of the air intake cavity and the use of the rotary mount, efficient filtration and convenient replacement of dust are achieved.

Benefits of technology

It improves the dust removal effect, prevents adhesion, simplifies the maintenance and replacement process of equipment, and adapts to the air inlet of dust of different sizes.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention relates to the field of textiles, and particularly to an air dust removal and collection device and method for the textile industry. It includes a dust removal and collection housing, an inlet adjustment component, a rotating mounting seat, a plurality of filter elements, and a flow guiding element; an air inlet chamber and an air outlet chamber are arranged inside the dust removal and collection housing, the two ends of the air outlet chamber are vertically arranged, one end is communicated with one side of the air inlet chamber, and the other end faces away from the side of the air inlet chamber; the inlet adjustment component is installed in the air inlet chamber and is used to adjust the opening area of the air inlet chamber; the rotating mounting seat is installed at the vertical connection of the two ends of the air outlet chamber, one side of the rotating mounting seat is located inside the air outlet chamber, and the other side is located outside the air outlet chamber, and a plurality of third mounting chambers are arranged in a circular array on the rotating mounting seat; the plurality of filter elements are respectively installed in the plurality of third mounting chambers, and the two ends of the filter element along the radial direction of the rotating mounting seat are respectively used for entering or discharging dust; the flow guiding element is rotatably installed at the center of the rotating mounting seat.
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Description

Technical Field

[0001] The present invention relates to the field of textiles, and particularly to an equipment and method for removing and collecting atmospheric dust in the textile industry. Background Art

[0002] Textile production generates hemp dust, cotton dust (collective term for cotton fiber dust and soil impurities), and wool dust. Such dust can enter the human respiratory system and deposit on the human skin or conjunctiva, endangering human health. In addition, such dust also brings hazards to production, pollutes the production medium, and ultimately leads to deterioration of working conditions, such as accelerating the wear of machinery and causing operating disorders, and even causing fire and explosion accidents.

[0003] However, there are still some problems in the dust removal and collection equipment used in existing textile machines. These problems include poor dust treatment effect of the dust removal and collection equipment, and it is relatively troublesome to replace and maintain the relevant units for dust removal and collection of the equipment itself in the follow-up. Summary of the Invention

[0004] Based on this, in view of the above technical problems, it is necessary to provide an equipment and method for removing and collecting atmospheric dust in the textile industry, which has a better dust removal and collection effect, and is more convenient to replace relative to the sticky textile dust, and can effectively prevent dust adhesion.

[0005] The present invention provides an equipment for removing and collecting atmospheric dust in the textile industry, including:

[0006] A dust removal and collection housing, which is internally provided with an air inlet cavity and an air outlet cavity. The two ends of the air outlet cavity are vertically arranged, one end of which is communicated with one side of the air inlet cavity, and the other end faces away from the air inlet cavity;

[0007] An inlet adjustment component, which is installed in the air inlet cavity and is used for adjusting the opening area of the air inlet cavity;

[0008] A rotary mounting seat, which is installed at the vertical connection of the two ends of the air outlet cavity. One side of the rotary mounting seat is located inside the air outlet cavity, and the other side is located outside the air outlet cavity. A plurality of third mounting cavities are arranged in a circular array on the rotary mounting seat;

[0009] A plurality of filter elements, which are respectively installed in the plurality of third mounting cavities. The two ends of the filter element along the radial direction of the rotary mounting seat are respectively used for the entry or discharge of dust;

[0010] A flow guiding member, which is rotatably installed at the center of the rotary mounting seat and is used for adjusting the filter elements through which the dust flows.

[0011] In one embodiment, a plurality of long holes and second mounting holes are horizontally spaced on opposite sides of the intake cavity; the long holes are longitudinally arranged and are located above the second mounting holes. Two folding plates are provided at the bottom end of the intake cavity. One end of each folding plate is horizontally arranged and connected to opposite sides of the intake cavity. The other ends of the two folding plates face each other and are bent downward to form an opening smaller than the horizontal interface of the intake cavity.

[0012] In one embodiment, the inlet adjustment assembly includes a first plug rod, a first baffle plate, a second plug rod, a support rod, and a grip rod; both ends of the first plug rod are respectively inserted into the two second mounting holes. Two first baffle plates are respectively arranged on both sides of the first plug rod and form an upward-opening angle. Both ends of the second plug rod are respectively inserted into the two long holes. A plurality of support rods are arranged on both horizontal sides of the second plug rod. One end of each support rod abuts against the first baffle plate. The grip rod is located at the end of the second plug rod outside the intake cavity.

[0013] In one embodiment, second baffle plates are arranged on the opposite sides of the first baffle plate away from the first plug rod. The second baffle plates are perpendicular to the first baffle plates. An angle with an opening facing downward is formed between the two second baffle plates.

[0014] In one embodiment, a first mounting cavity is opened at the vertical connection of the outlet cavity. The first mounting cavity partially penetrates the dust removal and collection housing. A first mounting hole is opened at the central axis of the first mounting cavity. A cover plate is arranged at the first mounting cavity. Both ends of the cover plate are fixed on the dust removal and collection housing. The inner surface of the cover plate is an arc surface structure and forms a complete cylindrical cavity with the first mounting cavity inside the dust removal and collection housing.

[0015] In one embodiment, the rotary mounting seat includes a fixed ring, a first arc-shaped plate, a partition plate, and a second arc-shaped plate; a plurality of partition plates are arranged in a circular array. Two fixed rings are respectively connected to both ends of the plurality of partition plates. The first arc-shaped plates are arranged at the opposite ends of the plurality of partition plates, and the second arc-shaped plates are arranged at the other ends. A second mounting cavity is formed between the plurality of first arc-shaped plates, and a third mounting cavity is formed between adjacent partition plates.

[0016] In one embodiment, the filter element is inserted into the third mounting cavity along the central axis direction of the second mounting cavity. There are intervals between adjacent two second arc-shaped plates and between adjacent two first arc-shaped plates.

[0017] In one embodiment, the filter element includes a filter block and a stopper. The stoppers are located at both ends of the filter block and are used to seal both ends of the filter block.

[0018] In one embodiment, the flow guide member is inserted into the second installation cavity, and through holes are formed on the surface of the flow guide member. Both ends of the through holes face the intervals formed by two adjacent first arc-shaped plates respectively.

[0019] The present invention also provides a method for using a textile industrial atmospheric dust collection device, which is applied to the textile industrial atmospheric dust collection device described in any one of the above embodiments. The method includes:

[0020] Set the air inlet cavity directly above the textile machine, and adjust the inlet adjustment assembly to change the opening area of the air inlet cavity.

[0021] Start the pneumatic device to pump air out of the air outlet cavity, so that the dust at the air inlet cavity is sucked to the rotary mounting seat, and the filter element in the rotary mounting seat will filter the dust.

[0022] When the filtering effect of the current filter element deteriorates, rotate the flow guide member to adjust the filter element through which the dust passes, and at the same time remove and replace the filter element with deteriorated filtering effect.

[0023] For the above-mentioned textile industrial atmospheric dust collection device and its method, when in use, move the dust collection housing above the textile machine, and make the air inlet cavity directly above the textile machine. At this time, adjust the inlet adjustment assembly as needed to change the opening area of the air inlet cavity to adapt to different sizes of dust entering. Then start the pneumatic device and pump air out of the air outlet cavity. At this time, the air inlet cavity will adsorb the dust generated during the operation of the textile machine, and make the dust enter the air inlet cavity and the air outlet cavity in sequence. Since both ends of the air outlet cavity are vertically arranged, and one end of the air outlet cavity is communicated with one side of the air inlet cavity, the dust sucked into the air outlet cavity will not flow back to the air inlet cavity. Subsequently, the dust will flow through two filter elements and the flow guide member in sequence. During this process, the filter element will be blocked by the assembly. At this time, the flow guide member can be rotated to adjust the dust flow path, and at the same time, the filter element can be removed and replaced. This structural setting has a better dust collection effect, and is more convenient for replacement compared to the sticky textile dust, and can effectively prevent dust adhesion. Description of the Drawings

[0024] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0025] Figure 1 It is a three-dimensional structural schematic diagram of the textile dust collection device provided by the present invention;

[0026] Figure 2 Schematic cross-sectional structure diagram of the textile dust removal and collection equipment provided by the present invention;

[0027] Figure 3 Schematic structure diagram of the dust removal and collection housing provided by the present invention;

[0028] Figure 4 Schematic three-dimensional structure diagram of the inlet adjustment assembly provided by the present invention;

[0029] Figure 5 Schematic plan structure diagram of the inlet adjustment assembly provided by the present invention;

[0030] Figure 6 Schematic structure diagram of the rotary mounting seat provided by the present invention;

[0031] Figure 7 Schematic structure diagram of the filter element provided by the present invention;

[0032] Figure 8 Schematic structure diagram of the flow guide member provided by the present invention.

[0033] Reference numerals:

[0034] 100, dust removal and collection housing; 110, air inlet chamber; 120, air outlet chamber; 130, first installation chamber; 140, first installation hole; 150, long hole; 160, second installation hole; 170, folding plate; 180, cover plate; 200, inlet adjustment assembly; 210, first insertion rod; 220, first baffle; 230, second baffle; 240, second insertion rod; 250, support rod; 260, grip rod; 300, rotary mounting seat; 310, fixing ring; 320, first arc-shaped plate; 330, partition; 340, second arc-shaped plate; 350, second installation chamber; 360, third installation chamber; 400, filter element; 410, filter block; 420, stop block; 500, flow guide member; 510, through port. Detailed implementation manners

[0035] To make the objectives, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in 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. Obviously, the described embodiments are some, but not all, of the embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0036] Next, in combination with Figures 1 to 8 Describe a textile industrial air dust removal and collection equipment and method of the present invention.

[0037] AsFigure 1 and Figure 2 As shown in Figure 2 , in one embodiment, a textile industrial air dust collection device includes a dust collection housing 100, an inlet adjustment assembly 200, a rotary mounting base 300, a plurality of filter elements 400, and a flow guide member 500. An air inlet chamber 110 and an air outlet chamber 120 are provided inside the dust collection housing 100. The two ends of the air outlet chamber 120 are vertically arranged, one end of which is communicated with one side of the air inlet chamber 110, and the other end faces away from the side of the air inlet chamber 110. The inlet adjustment assembly 200 is installed in the air inlet chamber 110 for adjusting the opening area of the air inlet chamber 110. The rotary mounting base 300 is installed at the vertical connection of the two ends of the air outlet chamber 120. One side of the rotary mounting base 300 is located inside the air outlet chamber 120, and the other side is located outside the air outlet chamber 120. A plurality of third mounting chambers 360 are arranged in a circular array on the rotary mounting base 300. The plurality of filter elements 400 are respectively installed in the plurality of third mounting chambers 360. The two ends of the filter element 400 along the radial direction of the rotary mounting base 300 are respectively used for entering or discharging dust. The flow guide member 500 is rotatably installed at the center of the rotary mounting base 300 for adjusting the filter elements 400 through which the dust flows.

[0038] When the above-mentioned textile industrial air dust collection device is in use, the dust collection housing 100 is moved above the textile machine, and the air inlet chamber 110 is located directly above the textile machine. At this time, the inlet adjustment assembly 200 is adjusted as needed to change the opening area of the air inlet chamber 110 to adapt to different sizes of dust entering. Subsequently, the pneumatic device is started, and the air outlet chamber 120 is evacuated. At this time, the air inlet chamber 110 will adsorb the dust generated during the operation of the textile machine, and the dust will enter the air inlet chamber 110 and the air outlet chamber 120 in sequence. Since the two ends of the air outlet chamber 120 are vertically arranged, and one end of the air outlet chamber 120 is communicated with one side of the air inlet chamber 110, the dust sucked into the air outlet chamber 120 will not flow back to the air inlet chamber 110. Subsequently, the dust will flow through the two filter elements 400 and the flow guide member 500 in sequence. During this process, the filter element 400 will be blocked by the assembly. At this time, the flow guide member 500 can be rotated to adjust the dust flow path, and at the same time, the filter element 400 can be removed and replaced. This structural setting has a better dust collection effect, and compared with the sticky textile dust, this structure is more convenient for replacement and can effectively prevent dust adhesion.

[0039] As Figure 3As shown, in one embodiment, a plurality of long holes 150 and second mounting holes 160 are provided at intervals along the horizontal direction on opposite sides of the air inlet cavity 110; the long holes 150 are longitudinally arranged and located above the second mounting holes 160, and two folding plates 170 are provided at the bottom end of the air inlet cavity 110, one end of the folding plates 170 is horizontally arranged and connects the opposite sides of the air inlet cavity 110, and the other ends of the two folding plates 170 are opposite and bent downward to form an opening smaller than the horizontal interface of the air inlet cavity 110.

[0040] Specifically, a first installation cavity 130 is opened at the vertical connection of the air outlet cavity 120, and the first installation cavity 130 partially passes through the dust collection shell 100. A first installation hole 140 is opened at the central axis of the first installation cavity 130. A cover plate 180 is arranged at the first installation cavity 130, and both ends of the cover plate 180 are fixed on the dust collection shell 100, and the inner surface of the cover plate 180 is a curved surface structure, and a complete cylindrical cavity is formed between the cover plate 180 and the first installation cavity 130 in the dust collection shell 100.

[0041] like Figure 4 and Figure 5 As shown, in one embodiment, the inlet adjustment assembly 200 includes a first plug rod 210, a first baffle plate 220, a second plug rod 240, a support rod 250 and a gripping rod 260; both ends of the first plug rod 210 are respectively inserted into the two second mounting holes 160, the two first baffle plates 220 are respectively arranged on both sides of the first plug rod 210, and form an angle with the opening upward, the two ends of the second plug rod 240 are respectively inserted into the two long holes 150, and a plurality of support rods 250 are arranged on both horizontal sides of the second plug rod 240, one end of the support rod 250 abuts against the first baffle plate 220, and the gripping rod 260 is located at the end of the second plug rod 240 located outside the air inlet cavity 110.

[0042] Specifically, the first baffle plate 220 is away from the first insertion rod 210 and is provided with a second baffle plate 230 on the opposite side. The second baffle plate 230 is vertically arranged with the first baffle plate 220 , and an angle with an opening facing downward is formed between the two second baffle plates 230 .

[0043] When it is necessary to adjust the opening area of the air inlet chamber 110, the second plug rod 240 can be adjusted up and down, such as by moving the second plug rod 240 up and down through the handle. When the second plug rod 240 moves downward, the ends of the multiple support rods 250 will gradually push the two first baffles 220 to both sides, thereby increasing the area formed by the first baffles 220 and making the distance between the two adjacent first baffles 220 closer. This structural arrangement ensures that even after the pneumatic device stops running, the dust in the air inlet chamber 110 will not fall into the outside of the air inlet chamber 110, but will fall into the V-shaped space formed between the two first baffles 220, thereby preventing dust from falling into the external environment.

[0044] As Figure 6 shown, in one embodiment, the rotary mounting base 300 includes a fixing ring 310, a first arc plate 320, a partition 330 and a second arc plate 340; a plurality of partitions 330 are arranged in a circular array, two fixing rings 310 are respectively connected to both ends of the plurality of partitions 330, and first arc plates 320 are arranged at one end of each of the plurality of partitions 330 facing each other, and second arc plates 340 are arranged at the other end. A second installation cavity 350 is formed between the plurality of first arc plates 320, and a third installation cavity 360 is formed between two adjacent partitions 330.

[0045] Specifically, there is a gap between two adjacent first arc plates 320, and there is a gap between two adjacent second arc plates 340. Both gaps are located on the radius of the second installation cavity 350, and the inner surface of the fixing ring 310 and the inner surface of the first arc plate 320 are on the same curved surface.

[0046] As Figure 7 shown, in one embodiment, the filter element 400 is inserted into the third installation cavity 360 along the central axis direction of the second installation cavity 350, and there are gaps between two adjacent second arc plates 340 and between two adjacent first arc plates 320.

[0047] Specifically, the filter element 400 includes a filter block 410 and a stop block 420. The stop blocks 420 are located at both ends of the filter block 410 and are used to seal both ends of the filter block 410.

[0048] As Figure 8 shown, in one embodiment, the flow guide member 500 is inserted into the second installation cavity 350. Through holes 510 are formed on the surface of the flow guide member 500, and both ends of each through hole 510 face the gap formed by two adjacent first arc plates 320.

[0049] Specifically, both ends of the through hole 510 are arranged in an expanded structure, and the area of the middle part of the through hole 510 is smaller than that of both ends.

[0050] In one embodiment, a method for using a textile industrial air dust removal and collection device is applied to the textile industrial air dust removal and collection device in any of the above embodiments, and includes the following steps:

[0051] Set the air inlet cavity directly above the textile machine, and adjust the inlet regulating assembly to change the opening area of the air inlet cavity.

[0052] Start the pneumatic device to pump air from the air outlet cavity, so that the dust at the air inlet cavity is sucked to the rotary mounting base, and the filter element in the rotary mounting base will filter the dust.

[0053] When the filtering effect of the current filter element deteriorates, rotate the flow guide element to adjust the filter element through which the dust passes, and at the same time remove and replace the filter element with deteriorated filtering effect.

[0054] The above-mentioned method for using the textile industrial air dust collection equipment is to move the dust collection housing above the textile machine during use, and make the air inlet cavity located directly above the textile machine. At this time, adjust the inlet adjustment component as needed to change the opening area of the air inlet cavity to adapt to different sizes of dust entering. Then start the pneumatic device and extract air from the air outlet cavity. At this time, the air inlet cavity will adsorb the dust generated during the operation of the textile machine, and make the dust enter the air inlet cavity and the air outlet cavity in sequence. Since both ends of the air outlet cavity are vertically arranged, and one end of the air outlet cavity communicates with one side of the air inlet cavity, the dust sucked into the air outlet cavity will not flow back to the air inlet cavity. Subsequently, the dust will flow through two filter elements and the flow guide element in sequence. During this process, the filter element will be blocked by the component. At this time, the flow guide element can be rotated to adjust the dust flow path, and at the same time, the filter element can be removed and replaced. This structural setting has a better dust collection effect, and for textile dust with adhesiveness, this structure is more convenient for replacement and can effectively prevent dust adhesion.

[0055] The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity of description, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, it should be considered as the scope described in this specification.

[0056] The above-described embodiments only represent several implementation manners of the present invention. The description is relatively specific and detailed, but it should not be construed as a limitation to the scope of the invention patent of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the concept of the present invention, several deformations and improvements can be made, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the invention patent of the present invention should be subject to the appended claims.

Claims

1. An atmospheric dust removal and collection device for the textile industry, characterized in that, Comprising: A dust collection housing with an intake chamber and an exhaust chamber provided inside. The two ends of the exhaust chamber are vertically arranged, one end of which communicates with one side of the intake chamber, and the other end faces away from the intake chamber; An inlet adjustment assembly installed in the intake chamber for adjusting the opening area of the intake chamber; A rotating mounting seat installed at the vertical connection of the two ends of the exhaust chamber. One side of the rotating mounting seat is located inside the exhaust chamber, and the other side is located outside the exhaust chamber. A plurality of third mounting chambers are arranged in a circular array on the rotating mounting seat; A plurality of filter elements respectively installed in the plurality of third mounting chambers. The two ends of the filter element along the radial direction of the rotating mounting seat are respectively used for entering or discharging dust; A flow guiding member rotatably installed at the center of the rotating mounting seat for adjusting the filter elements passed by the dust flow; A plurality of long holes and second mounting holes are horizontally spaced on both opposite sides of the intake chamber; The inlet adjustment assembly includes a first plug rod, a first baffle, a second plug rod, a support rod and a grip rod. The two ends of the first plug rod are respectively inserted into the two second mounting holes. Two first baffles are respectively arranged on both sides of the first plug rod and form an upward-opening angle. The two ends of the second plug rod are respectively inserted into the two long holes. A plurality of support rods are arranged on both horizontal sides of the second plug rod. One end of the support rod abuts against the first baffle, and the grip rod is located at the end of the second plug rod outside the intake chamber; Second baffles are arranged on the opposite sides of the first baffle away from the first plug rod and are perpendicular to the first baffle. An angle with an opening facing downward is formed between the two second baffles.

2. The textile industry atmospheric dust removal and collection equipment according to claim 1, characterized in that The long holes are longitudinally arranged and are located above the second mounting holes. Two folding plates are arranged at the bottom end of the intake chamber. One end of the folding plate is horizontally arranged and connected to the opposite sides of the intake chamber. The other ends of the two folding plates face each other and are bent downward to form an opening smaller than the horizontal interface of the intake chamber.

3. The textile industry atmospheric dust collection equipment according to claim 1, characterized in that, A first mounting chamber is opened at the vertical connection of the exhaust chamber. The first mounting chamber partially penetrates the dust collection housing. A first mounting hole is opened at the central axis of the first mounting chamber. A cover plate is arranged at the first mounting chamber. Both ends of the cover plate are fixed on the dust collection housing. The inner surface of the cover plate is an arc surface structure and forms a complete cylindrical cavity with the first mounting chamber inside the dust collection housing.

4. The textile industry air dust removal and collection equipment according to claim 3, characterized in that, The rotating mounting seat includes a fixed ring, a first arc-shaped plate, a partition plate and a second arc-shaped plate; a plurality of the partition plates are arranged in a circular array. Two fixed rings are respectively connected to both ends of the plurality of partition plates. The first arc-shaped plates are arranged at one end of the plurality of partition plates facing each other, and the second arc-shaped plates are arranged at the other end. A second mounting chamber is formed between the plurality of first arc-shaped plates, and a third mounting chamber is formed between adjacent two partition plates.

5. The textile industry atmospheric dust collection equipment according to claim 4, characterized in that, The filter element is inserted into the third mounting chamber along the central axis direction of the second mounting chamber. There are intervals between adjacent two second arc-shaped plates and between adjacent two first arc-shaped plates.

6. The textile industry atmospheric dust collection equipment according to claim 5, characterized in that, The filter element includes a filter block and a stop block. The stop blocks are located at both ends of the filter block for closing both ends of the filter block.

7. The textile industry atmospheric dust collection equipment according to claim 6, characterized in that, The flow guide member is inserted into the second installation cavity, and through holes are formed on the surface of the flow guide member, and two ends of each through hole face the intervals formed by two adjacent first arc-shaped plates respectively.

8. A method for using an air dust removal and collection device in the textile industry, which is applied to the air dust removal and collection device in the textile industry according to any one of claims 1 to 7 above, characterized in that, The method includes: Arranging the air inlet cavity directly above the textile machine and adjusting the inlet regulating assembly to change the opening area of the air inlet cavity; Starting the pneumatic device to pump air out of the air outlet cavity so that the dust at the air inlet cavity is sucked to the rotary mounting seat, and the filter element in the rotary mounting seat filters the dust; When the filtering effect of the current filter element deteriorates, rotating the flow guide member to adjust the filter element through which the dust passes, and at the same time removing and replacing the filter element with deteriorated filtering effect.

Citation Information

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