A high efficiency air filter

Abstract

The utility model discloses a high-efficiency air filter, including: a sleeve for bearing a limiting effect, a filter element nested and fitted in the sleeve, and a hollow plate fitted on the sleeve and the filter element; also including: a suction and brushing structure is arranged on the inner side of the filter element, wherein the suction and brushing structure includes a linkage rod, a motor, a fan leaf rod and a cleaning plate, and a magnetic strip is fixedly connected in the cleaning plate; the interior of the filter element is composed of an inner layer, a middle layer and an outer layer from the inside to the outside; an opening and closing limiting structure is arranged on the inner side of the lower end of the sleeve, wherein the opening and closing limiting structure includes a cover plate and a limiting block, and the cover plate is rotatably connected to the inner side of the rear lower end of the sleeve; the hollow plate and the sleeve are fixedly connected by screws. The high-efficiency air filter is convenient for suction and cleaning to prevent blocking, so that it is efficient, and is convenient for achieving good air filtering effect, and is convenient for disassembly, cleaning and replacement of parts, so that it has a long service life.

Description

Technical Field

[0001] The utility model relates to the technical field of air filters, in particular to a high-efficiency air filter. Background Art

[0002] Air filters, also called air filter cartridges, are mainly used for air filtration in engineering locomotives, automobiles, agricultural locomotives, laboratories, sterile operating rooms and various precision operating rooms to remove dust and sand from the air.

[0003] For example, a Chinese utility model patent with authorization announcement number CN213360279U discloses an air filter, including a dust collector, a connecting screw, an air outlet pipe assembly, a swirl blade and a filter screen, wherein the upper edge of the filter screen is connected to the lower edge of the swirl blade, the upper edge of the swirl blade is connected to the lower edge of the dust collector, a rain cover is provided at the upper end of the dust collector, the rain cover and the dust collector are sequentially sleeved on the connecting screw from top to bottom, and the bottom end of the connecting screw is connected to the air outlet pipe assembly; the swirl blade is fixed on the upper end outer wall of the air outlet pipe assembly, and a protrusion for limiting the filter screen is provided on the lower end outer wall of the air outlet pipe assembly; the filter screen is provided as a hollow cylindrical structure, and an inner net is provided at the connection between the bottom end of the filter screen and the protrusion. The utility model adopts an air filter of the above structure, which can reduce the number of maintenance times for the air pre-filter and the air filter, save maintenance time, increase the service life of the air filter, reduce the use cost, and improve production efficiency.

[0004] For example, a Chinese utility model patent with authorization announcement number CN210385198U discloses an air filter, including a top cover, a groove and a connecting block, a connecting mechanism is provided at the end of the top cover, and a first plate is fixed at the bottom of the top cover, a filter element is provided at the bottom of the first plate, and a filter screen is provided on the outside of the filter element, a second plate is connected to the bottom of the filter screen, and a bottom cover is provided at the bottom of the second plate, the groove is provided at the top of the top cover, and a hole is provided on the inner side of the groove, the connecting block is installed on the inner side of the bottom cover, and a stopper is provided on the inner side of the connecting block, a first set of rods is provided on the inner side of the stopper, and a second spring is provided on the side of the first set of rods, a second set of rods is provided on the side of the second spring, and a screw is provided at the end of the second set of rods, and a first gear is provided at the end of the screw. The air filter is convenient to connect and fix, has a simple fixing method, is flexible to install and disassemble, and is convenient to repair and clean.

[0005] However, the existing air filters are generally not convenient for suction and cleaning during use, which can easily affect the filtering efficiency and effect. It is also not convenient to disassemble, clean and replace parts, and the service life is limited. Therefore, we propose a high-efficiency air filter to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a high-efficiency air filter to solve the problems of the existing air filter proposed in the above background technology, which is generally not convenient for suction and cleaning to prevent blockage during use, which easily affects the filtering efficiency and effect, and is not convenient for disassembly, cleaning and replacement of parts, and has a limited service life.

[0007] To achieve the above purpose, the utility model provides the following technical solutions: a high-efficiency air filter, comprising: a sleeve for bearing and limiting, a filter element nested and fitted in the sleeve, and a hollow plate fitted on the sleeve and the filter element;

[0008] Also includes:

[0009] A suction and brushing structure is arranged on the inner side of the filter element, wherein the suction and brushing structure comprises a linkage rod, a motor, a fan leaf rod and a cleaning plate, and a magnetic strip is fixedly connected inside the cleaning plate;

[0010] The interior of the filter element is composed of an inner layer, a middle layer and an outer layer from the inside to the outside;

[0011] An opening and closing limiting structure is arranged on the inner side of the lower end of the sleeve, wherein the opening and closing limiting structure comprises a cover plate and a limiting block, and the cover plate is rotatably connected to the inner side of the rear lower end of the sleeve.

[0012] Preferably, the hollow plate and the sleeve are fixedly connected by screws, and through holes are symmetrically opened inside the outer end of the sleeve.

[0013] Preferably, the connecting rod is engaged and passes through the inner side of the middle part of the lower end of the sleeve, and a motor is connected to the lower part of the connecting rod via a coupling, and the motor is fixedly connected to the sleeve via a clamp and screws.

[0014] Preferably, the upper end of the linkage rod is connected to a fan leaf rod located on the inner side of the upper end of the filter element via a coupling, and the left side of the linkage rod is fixedly connected to a cleaning plate that is fitted with the filter element.

[0015] Preferably, the inner layer, the middle layer and the outer layer are respectively an activated carbon filter, a pH filter and a fiber filter.

[0016] Preferably, the cover plate is located at the inner lower part of the filter element, and a limiting block connected to the sleeve for damping rotation is provided on the lower side of the cover plate.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the high-efficiency air filter is convenient for suction and cleaning to prevent blockage, so that it is highly efficient, and convenient for achieving good air filtering effect, and convenient for disassembly, cleaning and replacement of parts, so that it has a long service life;

[0018] 1. A sleeve, a filter element, a hollow plate and a through hole are provided. Since the filter element is nested and attached to the inner side of the sleeve and the hollow plate fixed by screws thereon, a through hole is symmetrically provided inside the outer end of the sleeve, and a connecting rod which is engaged with the sleeve and penetrates through the inner side of the filter element is provided. The upper and lower ends of the connecting rod are respectively connected to the fan lever and the motor through the coupling, and a cleaning plate which is attached to the filter element is fixedly connected to the left side of the middle part of the connecting rod, so that it is convenient for suction and cleaning to prevent blockage, making it highly efficient;

[0019] 2. A filter element, a cleaning plate, a magnetic strip and an inner layer are provided. Since the inner side of the cleaning plate is fixedly connected with a magnetic strip, the filter element is composed of an inner layer, a middle layer and an outer layer from the inside to the outside, so that the air filtering effect is good;

[0020] 3. A hollow plate, a connecting rod, a motor and a fan leaf rod are provided. Since the hollow plate and the sleeve are fixed with screws, the motor and the fan leaf rod are connected to the connecting rod by a coupling, and the motor is fixedly connected to the sleeve by a clamp and screws, a cover plate rotatably connected to the sleeve is provided on the inner lower side of the filter element, and a limiting block that damps the rotation of the sleeve is fitted under the cover plate. Therefore, it is convenient to disassemble, clean and replace the parts, so that the service life is long. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0022] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model from top view;

[0024] Figure 4 This is a schematic diagram of the structure of the utility model when viewed from above;

[0025] Figure 5 It is a schematic diagram of the internal structure of the filter element of the utility model.

[0026] In the figure: 1. sleeve; 2. filter element; 3. hollow plate; 4. through hole; 5. linkage rod; 6. motor; 7. fan lever; 8. cleaning plate; 9. magnetic strip; 10. inner layer; 11. middle layer; 12. outer layer; 13. cover plate; 14. limiting block. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-5 The utility model provides a technical solution: a high-efficiency air filter, including a sleeve 1, a filter element 2, a hollow plate 3, a through hole 4, a linkage rod 5, a motor 6, a fan leaf rod 7, a cleaning plate 8, a magnetic strip 9, an inner layer 10, a middle layer 11, an outer layer 12, a cover plate 13 and a limiting block 14, a sleeve 1 for bearing a limiting effect, a filter element 2 nested in the sleeve 1 and a hollow plate 3 fitted on the sleeve 1 and the filter element 2, and an inner layer 10, a middle layer 11, an outer layer 12, a cover plate 13 and a limiting block 14. A suction brushing structure is arranged on the side, wherein the suction brushing structure includes a linkage rod 5, a motor 6, a fan leaf rod 7 and a cleaning plate 8, and a magnetic strip 9 is fixedly connected inside the cleaning plate 8. The inside of the filter element 2 is composed of an inner layer 10, a middle layer 11 and an outer layer 12 from the inside to the outside. An opening and closing limiting structure is arranged on the inner side of the lower end of the sleeve 1, wherein the opening and closing limiting structure includes a cover plate 13 and a limiting block 14, and the cover plate 13 is rotatably connected to the inner side of the rear lower end of the sleeve 1;

[0029] When using this high-efficiency air filter, if Figure 1 , Figure 2 and Figure 3 First, the motor 6 fixedly installed by the clamp and screws under the sleeve 1 can be operated, so that the motor 6 drives the connecting rod 5 connected thereon by the coupling to rotate under the clamping limit of the sleeve 1. Since the connecting rod 5 is provided with a filter element 2 nested and fitted in the sleeve 1 and the hollow plate 3, the connecting rod 5 is connected with a fan leaf rod 7 located on the inner side of the upper end of the filter element 2 through the coupling, and the middle left side of the connecting rod 5 is fixedly connected with a cleaning plate 8 fitted with the filter element 2. The outer end of the sleeve 1 is provided with a through hole 4 arranged symmetrically. Therefore, through the operation of the motor 6, it is convenient for the connecting rod 5 to drive the fan leaf rod 7 and the cleaning plate 8 to rotate, so that the outside air is drawn from the hollow plate 3 into the filter element 2 through the fan leaf rod 7, and is discharged through the through hole 4 after being filtered by the filter element 2, and it is convenient to clean and prevent the inner side of the filter element 2 through the cleaning plate 8, so as to facilitate the high efficiency of the air filter;

[0030] like Figure 1 and Figure 5 During use, the cleaning plate 8 is fixedly connected with a magnetic strip 9, so it is convenient to adsorb and fix the magnetic substances in the sucked air. The filter element 2 is composed of an inner layer 10, a middle layer 11 and an outer layer 12 from the inside to the outside, and the inner layer 10, the middle layer 11 and the outer layer 12 are activated carbon filter nets, pH filter nets and fiber filter nets respectively, so it is convenient to filter the air through the inner layer 10, the middle layer 11 and the outer layer 12 in turn, so as to achieve a good filtering effect;

[0031] like Figure 1 , Figure 3 and Figure 4After the air filter has been used for a long time, the limiting block 14 connected to the damping under the rotating sleeve 1 can be disconnected to disconnect the fitting limit of the limiting block 14 on the cover plate 13, and then the cover plate 13 can be rotated to discharge the impurities in the filter element 2 cleaned by the cleaning plate 8, and the screw fixation between the hollow plate 3 and the sleeve 1 can be disconnected to remove the hollow plate 3 for replacement, the fixation between the motor 6 and the sleeve 1 through the clamp and screws can be disconnected, and then the connection between the motor 6 and the fan leaf rod 7 and the connecting rod 5 through the coupling can be disconnected to replace the motor 6 and the fan leaf rod 7, and the fixed magnetic strip 9 on the inner side of the cleaning plate 8 can be cleaned, so as to facilitate the disassembly, cleaning and replacement of the parts of the air filter, so as to prolong its service life. The above-mentioned electrical components are all prior art and will not be described in detail here.

[0032] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field. The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A high-efficiency air filter, comprising: A sleeve (1) for carrying a limiting function, a filter element (2) nested and fitted in the sleeve (1), and a hollow plate (3) fitted on the sleeve (1) and the filter element (2); It is characterized by further comprising: A suction and brushing structure is arranged on the inner side of the filter element (2), wherein the suction and brushing structure comprises a linkage rod (5), a motor (6), a fan leaf rod (7) and a cleaning plate (8), and a magnetic strip (9) is fixedly connected inside the cleaning plate (8); The interior of the filter element (2) is composed of an inner layer (10), a middle layer (11) and an outer layer (12) from the inside to the outside; An opening and closing limiting structure is arranged on the inner side of the lower end of the sleeve (1), wherein the opening and closing limiting structure comprises a cover plate (13) and a limiting block (14), and the cover plate (13) is rotatably connected to the inner side of the rear lower end of the sleeve (1).

2. A high-efficiency air filter according to claim 1, characterized in that: The hollow plate (3) and the sleeve (1) are fixedly connected by screws, and a through hole (4) is symmetrically provided inside the outer end of the sleeve (1).

3. The high-efficiency air filter according to claim 1, characterized in that: The connecting rod (5) is engaged and penetrates the inner side of the middle part of the lower end of the sleeve (1), and the connecting rod (5) is connected to a motor (6) via a coupling, and the motor (6) is fixedly connected to the sleeve (1) via a clamp and screws.

4. The high-efficiency air filter according to claim 1, characterized in that: The upper end of the linkage rod (5) is connected to a leaf rod (7) located inside the upper end of the filter element (2) via a coupling, and the left side of the linkage rod (5) is fixedly connected to a cleaning plate (8) arranged in close contact with the filter element (2).

5. The high-efficiency air filter according to claim 1, characterized in that: The inner layer (10), the middle layer (11) and the outer layer (12) are respectively an activated carbon filter, a pH filter and a fiber filter.

6. The high-efficiency air filter according to claim 1, characterized in that: The cover plate (13) is located at the inner lower part of the filter element (2), and a limiting block (14) is provided on the lower side of the cover plate (13) and is connected to the sleeve (1) for damping rotation.

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