Antibacterial and antiviral air filter

Abstract

The utility model discloses an antibacterial and antiviral air filter which comprises an upper frame body, the upper frame body is of a frame body structure with two open ends, a horizontally arranged filter screen is connected in the upper frame body in a sliding mode, the bottom of the upper frame body is fixedly connected with a lower frame body, and the lower frame body is of a cavity structure with two open ends. The lower frame body comprises an upper frame and a lower frame which are arranged in a spaced mode, the upper frame and the lower frame are fixedly connected through a side plate, a filtering assembly is installed between the upper frame and the lower frame, the filtering assembly comprises a plurality of installation frames arranged in a V shape, every two connected installation frames are fixedly connected, and filter elements are fixedly connected into the installation frames; and an air outlet is formed in the lower frame. The filter screen is slidably connected in the upper frame body, so that air entering the filter can be preliminarily filtered through the filter screen, adhesion of large-particle dust on the V-shaped filter element in the lower frame body is reduced, the filter screen arranged in a sliding manner is convenient to disassemble and clean, and the workload is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of air filtration, in particular to an air filter with antibacterial and antiviral functions. Background Art

[0002] An air filter is a device that captures and adsorbs dust particles of different particle sizes in the air through the action of a porous filter material, thereby improving the air quality and purifying the air. Air filters are generally used in clean workshops, clean factories, laboratories, and clean rooms, or for dust prevention of electronic machinery communication equipment, etc.

[0003] Chinese Patent Publication No. CN220572995U discloses a pigsty filter that can be backflushed. The filter includes a plurality of filter papers arranged in a V shape, and the filter papers are installed in a filter frame. By arranging in a V shape, the filtration area of the filter paper is increased, the air output is increased, and the efficiency is improved. However, in the actual use process, air enters through the air inlet, but there will be relatively large dust particles in the entering air. These dust particles will be intercepted by the filter paper, which will block the filter paper and affect the filtration effect of the filter paper. This requires frequent disassembly of the filter paper. For the filter paper arranged in a V shape, its disassembly is relatively complicated, greatly increasing the workload. Summary of the Utility Model

[0004] The utility model provides an air filter with antibacterial and antiviral functions to solve the above problems.

[0005] To solve the above technical problems, the technical solution adopted by the utility model is: an air filter with antibacterial and antiviral functions, the filter includes an upper frame body, the upper frame body is a frame structure with both ends open, a horizontally arranged filter net is slidably connected inside the upper frame body, the bottom of the upper frame body is fixedly connected with a lower frame body, the lower frame body is a cavity structure with both ends open, the lower frame body includes an upper frame and a lower frame arranged at intervals, the upper frame and the lower frame are fixedly connected by side plates, a filter assembly is installed between the upper frame and the lower frame, the filter assembly includes a plurality of installation frames arranged in a V shape and two adjacent installation frames are fixedly connected, and a filter element is fixedly connected inside the installation frame; an air outlet is opened on the lower frame.

[0006] Preferably, an installation opening adapted to the filter net is opened on the outer side wall of one side of the upper frame body, a sliding groove corresponding to the installation opening is opened along the circumferential direction of the inner side wall of the upper frame body, the filter net passes through the installation opening and is slidably connected with the upper frame body through the sliding groove, a limiting plate is fixedly connected to one end of the filter net close to the installation opening, the limiting plate is fixedly connected with the upper frame body through a bolt, and a handle is fixedly connected to the limiting plate.

[0007] Preferably, the side plates include a front plate and a rear plate which are symmetrically arranged. The rear plate is fixedly connected between the upper frame and the lower frame, and the front plate is detachably and fixedly connected between the upper frame and the lower frame; both the bottom and the top of the upper frame are fixedly connected with support grooves, and the installation frame is slidably connected in the support grooves.

[0008] Preferably, a strut with a triangular longitudinal section is installed at the top or bottom of the support groove. The strut abuts against the installation frame, and both ends of the strut are fixedly connected with connecting columns. The two ends of the connecting columns are respectively detachably and fixedly connected with the front plate and the rear plate.

[0009] Preferably, both ends of the strut are fixedly connected with connecting columns. Installation holes are formed in the rear plate. The connecting column at one end of the strut passes through the installation hole and is fixedly connected with the rear plate through a nut. Connecting holes are formed in the front plate. The connecting column at the other end of the strut passes through the connecting hole and is fixedly connected with the front plate through a nut.

[0010] Preferably, an installation groove adapted to the installation frame is formed on the inner side wall of the front plate. A sealing gasket adapted to the installation groove is installed in the installation groove, and one end of the installation frame abuts against the sealing gasket.

[0011] Preferably, the filter element is arranged in a wavy shape, and the filter element sequentially includes a dust-containing layer, a filtering layer and an antibacterial and antiviral layer from top to bottom.

[0012] Preferably, the air outlet includes a vertical air outlet located at the center of the lower frame, and side air outlets far away from the vertical air outlet are formed on the lower frame outside the vertical air outlet.

[0013] The beneficial effects of the present utility model are as follows: (1) By arranging an upper frame at the top of the lower frame body and slidably connecting a horizontally arranged filter net in the upper frame, it is convenient to preliminarily filter the air entering the filter through the filter net, so as to intercept larger particles of dust in the air, reduce the adhesion of large particle dust on the V-shaped filter element in the lower frame body, and the slidably arranged filter net is convenient for disassembly and cleaning, reducing the workload; (2) By slidably connecting the installation frame in the lower frame body, the convenience of installation and disassembly of the installation frame is improved. At the same time, the support strength of the installation frame is improved through the support groove and the installation frame is limited, so as to improve the structural stability of the installation frame; (3) By arranging a strut in the installation frame, it is convenient to further support and limit the installation frame, so as to improve the structural stability of the installation frame; (4) By arranging an installation groove on the front plate and arranging a sealing gasket in the installation groove, the sealing performance of the connection between the installation frame and the front plate is improved; (5) By setting the air outlet as a vertical air outlet and a side air outlet, it is convenient to guide the air flow, so as to deliver the air to each corner of the space and improve the air circulation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a structural schematic diagram of the present utility model;

[0015] Figure 2 For the present utility model Figure 1 Partial enlarged view at position A in

[0016] Figure 3 Schematic diagram of the connection relationship between the front plate, rear plate and strut of the present utility model;

[0017] Figure 4 Schematic diagram of the structure of the inner side wall of the front plate of the present utility model;

[0018] Figure 5 Schematic diagram of the structure of the filter element of the present utility model Figure 1 ;

[0019] Figure 6 Schematic diagram of the structure of the filter element of the present utility model Figure 2 ;

[0020] Figure 7 Schematic diagram of the structure of the lower frame of the present utility model. Detailed implementation method

[0021] The following further describes the present utility model with reference to the accompanying drawings.

[0022] An antibacterial and antiviral air filter, as Figure 1 and Figure 2 shown, the filter includes an upper frame body 1. The upper frame body 1 is a frame structure with both ends open. The top of the upper frame body 1 is an air inlet. A horizontally arranged filter net 2 is slidably connected inside the upper frame body 1. The bottom of the upper frame body 1 is fixedly connected with a lower frame body 3. The lower frame body 3 is integrally formed with the upper frame body 1. The lower frame body 3 is a cavity structure with both ends open. The lower frame body 3 includes a spaced upper frame 4 and a lower frame 5. The upper frame 4 and the lower frame 5 are fixedly connected by side plates. A cavity structure with both ends open is formed by four side plates, the upper frame body 1 and the lower frame body 3. A filter assembly is installed between the upper frame 4 and the lower frame 5. The filter assembly is located inside the cavity structure. The filter assembly includes a plurality of mounting frames 6 arranged in a V shape and two adjacent mounting frames 6 are fixedly connected. A filter element 7 is fixedly connected inside the mounting frame 6; an air outlet is provided on the lower frame 5. When in use, the dust-carrying gas enters the filter from the air inlet. After the primary filtration by the filter net 2, it enters the lower frame body 3. After being filtered by the filter element 7 in the lower frame body 3, it is discharged through the air outlet. Through the setting of the filter net 2, it is convenient to filter and intercept larger particles of dust in the air to reduce the attachment of larger particles of dust on the filter element 7. Since the filter net 2 is slidably connected to the upper frame body 1, it is convenient to detach the filter net 2 from the filter for cleaning by sliding, which improves the operation convenience to a certain extent.

[0023] In another embodiment, as Figure 1 andFigure 2 As shown in the figure, an installation opening adapted to the filter screen 2 is provided on the outer side wall of one side of the upper frame body 1. A sliding groove corresponding to the installation opening is provided along the circumferential direction on the inner side wall of the upper frame body 1. The filter screen 2 passes through the installation opening and is slidably connected to the upper frame body 1 through the sliding groove. One end of the filter screen 2 close to the installation opening is fixedly connected with a limiting plate 8. The limiting plate 8 extends to both sides of the installation opening. The limiting plate 8 is fixedly connected to the upper frame body 1 through a bolt or a pin. That is, threaded holes are provided on both the limiting plate 8 and the side of the upper frame body 1 close to the limiting plate 8. The limiting plate 8 is connected to the upper frame body 1 through a bolt, or through holes are provided on both the limiting plate 8 and the side of the upper frame body 1 close to the limiting plate 8. The pin sequentially passes through the through holes on the limiting plate 8 and the upper frame body 1 to realize the connection between the limiting plate 8 and the upper frame body 1. A handle 9 is fixedly connected to the limiting plate 8. During use, the filter screen 2 is inserted into the installation opening. Hold the handle 9 and push the filter screen 2 so that the filter screen 2 slides into the upper frame body 1 along the sliding groove until the limiting plate 8 abuts against the outer side wall of the upper frame body 1. Then, use a bolt or a pin to realize the connection between the limiting plate 8 and the upper frame body 1. During the use process, if a large amount of dust is deposited on the surface of the filter screen 2, since it is a planar structure, it can be cleaned by sweeping or other means, or the filter screen 2 can be directly slid out of the sliding groove for cleaning, which is simple and convenient.

[0024] In another embodiment, as Figure 1 shown, the side plate includes two symmetrically arranged baffles 10, and a front plate 11 and a rear plate 12 which are symmetrically arranged. The rear plate 12 is fixedly connected between the upper frame 4 and the lower frame 5. The front plate 11 is detachably fixedly connected between the upper frame 4 and the lower frame 5. Support grooves 13 are fixedly connected to both the bottom and the top of the upper frame 4. The installation frame 6 is slidably connected in the support grooves 13. By slidably connecting the installation frame 6 in the support grooves 13, the convenience of installation and disassembly of the installation frame 6 is improved. At the same time, it is also convenient to support the installation frame 6, which reduces the deformation of the installation frame 6 to a certain extent and prolongs its service life. And the front plate 11 is detachably fixedly connected between the upper frame 4 and the lower frame 5, which facilitates the sliding of the installation frame 6 to realize the installation of the installation frame 6. The front plate 11 can be fixedly connected to the upper frame 4 and the lower frame 5 through bolts.

[0025] In another embodiment, as Figure 1 and Figure 3 shown, a strut 14 with a triangular cross-section is installed at the top or bottom of the support groove 13. The two side walls of the strut 14 respectively abut against the installation frame 6. Connecting columns 15 are fixedly connected to both ends of the strut 14. The two ends of the connecting column 15 are respectively detachably fixedly connected to the front plate 11 and the rear plate 12. By providing the strut 14, it is convenient to position and support the installation frame 6, so that the installation frame 6 is arranged in a V shape in the lower frame body 3, and further the filter element 7 is arranged in a V shape in the installation frame 6, ensuring the filtering effect of the filter.

[0026] In another embodiment, as Figure 3 shown, both ends of the strut 14 are fixedly connected with connecting columns 15. Mounting holes are formed in the rear plate 12. The connecting column 15 at one end of the strut 14 passes through the mounting hole and is fixedly connected with the rear plate 12 through a nut. A connecting hole 16 is formed in the front plate 11. The connecting column 15 at the other end of the strut 14 passes through the connecting hole 16 and is fixedly connected with the front plate 11 through a nut. In this embodiment, the connecting column 15 is fixedly connected with the rear plate 12 and the front plate 11 through nuts respectively. On the one hand, it is convenient to disassemble and replace the strut 14. On the other hand, it is also convenient to install the mounting frame 6. At the same time, this setting method is also convenient to adjust the distance between the front plate 11 and the rear plate 12, so as to ensure that the mounting frame 6 abuts against the front plate 11 to ensure its sealing performance.

[0027] In another embodiment, as Figure 4 shown, a mounting groove 17 adapted to the mounting frame 6 is formed on the inner side wall of the front plate 11. A sealing gasket adapted to the mounting groove 17 is installed in the mounting groove 17, and one end of the mounting frame 6 abuts against the sealing gasket. Through the setting of the mounting groove 17 and the sealing gasket, it is convenient to realize the sealing performance between the front plate 11 and the mounting frame 6, thereby improving the filtering effect of the filter. A mounting groove 17 can also be formed on the inner side wall of the rear plate 12 and a sealing gasket can be installed in the mounting groove 17, so as to ensure the sealing performance between the mounting frame and the front plate 11 and the rear plate 12.

[0028] In another embodiment, as Figure 5 and Figure 6 shown, the filter element 7 is arranged in a wavy shape. The filter element 7 successively includes a dust holding layer 18, a filtering layer 19 and an antibacterial and antiviral layer 20 from top to bottom. The wavy filter element 7 further improves the filtering effect of the filter, and the settings of the dust holding layer 18, the filtering layer 19 and the antibacterial and antiviral layer 20 enable the filter element 7 to have the functions of dust holding, filtering and antibacterial and antiviral at the same time. Specifically, the dust holding layer 18 can adopt hot air cotton with a dust holding capacity filtering level of 65 g / m 2 and the filtering layer 19 adopts electrostatic cotton with a dust holding capacity filtering level of 65 g / m 2 . The antibacterial and antiviral layer 20 adopts melt-blown cloth sprayed with an antibacterial and antiviral coating. At the same time, a metal mesh layer 21 can be arranged at the bottom of the antibacterial and antiviral layer 20. The metal mesh layer 21 is also arranged in a wavy shape. By setting the metal mesh layer 21, the dust holding capacity of the filter element 7 can be improved, the filter element 7 can be supported, and the filter element 7 can be prevented from deforming when the air volume is too large.

[0029] In another embodiment, as Figure 7As shown, the air outlet includes a vertical air outlet 22 located at the center of the lower frame 5. Side air outlets 23 away from the vertical air outlet 22 are provided on the lower frame 5 outside the periphery of the vertical air outlet 22. Each side air outlet 23 in each direction faces that direction. For example, the side air outlet 23 on the right side of the vertical air outlet 22 faces the right side. Through the setting of the side air outlets 23, it is convenient to guide the filtered air, so that the filtered air reaches different areas of the space, improving comfort.

[0030] Usage method: When in use, insert the filter net 2 into the installation opening, hold the handle 9 and push the filter net 2 so that the filter net 2 slides upward into the upper frame body 1 along the chute until the limit plate 8 abuts against the outer wall of the upper frame body 1. Then, use bolts or pins to connect the limit plate 8 and the upper frame body 1; during use, if a large amount of dust is deposited on the surface of the filter net 2, the filter net 2 can be directly slid out of the chute for cleaning. Remove the front plate 11, slide the installation frame 6 along the support groove 13 towards the direction close to the rear plate 12 until the installation frame 6 abuts against the rear plate 12. Then, insert the support rod 14 into the installation frame 6 so that the top of the support rod 14 abuts against the installation frame 6 or the bottom of the support rod 14 abuts against the installation frame 6. Fix the connecting columns 15 at both ends of the support rod 14 to the front plate 11 and the rear plate 12 through nuts. Then, fix the front plate 11 to the upper frame 4 and the lower frame 5 through bolts, thereby realizing the assembly of the filter.

[0031] The above embodiments do not impose any formal restrictions on the shape, material, structure, etc. of the present invention. Any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention all belong to the protection scope of the technical solution of the present invention.

Claims

1. An antibacterial and antiviral air filter, characterized in that: The filter comprises an upper frame, which is a frame structure with open ends. A horizontally arranged filter screen is slidably connected in the upper frame. A lower frame is fixedly connected to the bottom of the upper frame. The lower frame is a cavity structure with open ends. The lower frame comprises an upper frame and a lower frame arranged at intervals. The upper frame and the lower frame are fixedly connected by side panels. A filter assembly is installed between the upper frame and the lower frame. The filter assembly comprises a plurality of mounting frames arranged in a V shape, and two connected mounting frames are fixedly connected. A filter element is fixedly connected in the mounting frame. An air outlet is provided on the lower frame.

2. The antibacterial and antiviral air filter according to claim 1, characterized in that: An installation opening adapted to the filter is provided on the outer wall on one side of the upper frame, and a slide groove corresponding to the installation opening is provided on the inner wall of the upper frame along its circumference. The filter passes through the installation opening and is slidably connected to the upper frame through the slide groove. One end of the filter close to the installation opening is fixedly connected to a limit plate, and the limit plate is fixedly connected to the upper frame through a latch, and a handle is fixedly connected to the limit plate.

3. The antibacterial and antiviral air filter according to claim 2, characterized in that: The side panel comprises a front panel and a rear panel which are symmetrically arranged, the rear panel is fixedly connected between the upper frame and the lower frame, and the front panel is detachably fixedly connected between the upper frame and the lower frame; the bottom and the top of the upper frame are fixedly connected with support grooves, and the mounting frame is slidably connected in the support grooves.

4. The antibacterial and antiviral air filter according to claim 3, characterized in that: A support rod with a triangular longitudinal section is installed on the top or bottom of the support groove. The support rod is set against the installation frame. Both ends of the support rod are fixedly connected with connecting columns. The two ends of the connecting column are respectively detachably fixedly connected to the front plate and the rear plate.

5. The antibacterial and antiviral air filter according to claim 4, characterized in that: Both ends of the support rod are fixedly connected with connecting columns, and a mounting hole is opened on the back plate. The connecting column at one end of the support rod passes through the mounting hole and is fixedly connected to the back plate through a nut. A connecting hole is opened on the front plate, and the connecting column at the other end of the support rod passes through the connecting hole and is fixedly connected to the front plate through a nut.

6. The antibacterial and antiviral air filter according to claim 3, characterized in that: An installation groove matched with the installation frame is opened on the inner side wall of the front plate, a sealing gasket matched with the installation groove is installed in the installation groove, and one end of the installation frame is arranged to abut against the sealing gasket.

7. The antibacterial and antiviral air filter according to claim 1, characterized in that: The filter element is arranged in a wave shape, and comprises a dust holding layer, a filtering layer and an antibacterial and antiviral layer from top to bottom.

8. The antibacterial and antiviral air filter according to claim 1, characterized in that: The air outlet comprises a vertical air outlet located at the center of the lower frame, and a side air outlet away from the vertical air outlet is opened on the lower frame at the periphery of the vertical air outlet.

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