CN214914388U

CN214914388U - Air filter element

Info

Publication number: CN214914388U
Application number: CN202121208429.1U
Authority: CN
Inventors: 吴华平; 沈再阳
Original assignee: Keruis Technology Shenzhen Co ltd
Current assignee: Keruis Technology Shenzhen Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-11-30
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses an air filter, including main air filter main part, a supporting rack, interior round frame, second breather pipe and screw, one side on main air filter main part surface is provided with the support frame, and the inside of support frame is fixed with interior round frame, and the upper surface of interior round frame is provided with the mounting hole, one side of main air filter main part bottom is provided with the venthole, one side on main air filter main part surface is fixed with circular backing plate, the lower surface of circular backing plate and the upper surface of interior round frame contact each other, the last surface mounting of circular backing plate has the screw, the bottom of screw extends to the inside of mounting hole, be fixed with the mounting panel on the outer wall of support frame one side. The utility model discloses not only can bear the gas shock of handing over big, reinforcing air filter's stability in use improves the filtering quality of filter core, still promotes air filter's maintenance convenience.

Description

Air filter element

Technical Field

The utility model relates to a filter core technical field specifically is an air filter.

Background

Air filter elements are also called air filter cartridges, air cleaners, styles, etc., and are mainly used for air filtration in household air conditioners, automobiles, air purifiers, and various precision operation rooms, for example, air filter elements in air purifiers, which mainly ensure the cleanliness of blown air.

The air filter element on the market is various and can basically meet the use requirements of people, but certain defects still exist, and the specific problems are as follows.

(1) The air inlet pipe of the existing air filter element is connected with a connector or a connecting pipe of an external air pipe in a plugging mode, and the horizontal direction needs to be stable by auxiliary equipment, namely the installation direction of the filter element is vertical to the gas inlet direction;

(2) after the existing air filter element is used for a long time, time and labor are wasted when the air filter element is replaced, and inconvenience is brought to later maintenance of workers;

(3) the existing air filter element is easy to fall off and shake after being used for a long time, and has poor structural strength and installation stability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air filter to solve the problem that the life who proposes air filter is limited among the above-mentioned background art, the later maintenance is inconvenient and structural strength, installation stability are poor.

In order to achieve the above object, the utility model provides a following technical scheme: an air filter element comprises a main air filter element body, a support frame, an inner circular frame, a second vent pipe and a screw, one side of the surface of the main body of the main air filter element is provided with a support frame, an inner circular frame is fixed inside the support frame, and the upper surface of the inner circular frame is provided with a mounting hole, one side of the bottom end of the main body of the main air filter element is provided with an air outlet hole, one side of the surface of the main body of the main air filter element is fixed with a circular base plate, the lower surface of the circular base plate is contacted with the upper surface of the inner circular frame, the upper surface of the round backing plate is provided with a screw, the bottom end of the screw extends to the inside of the mounting hole, a mounting plate is fixed on the outer wall of one side of the support frame, a connecting block is arranged on one side of the top end of the main air filter element main body, and one side on connecting block surface is provided with the breach, vice filter core shell is installed on the top of connecting block, the central point department of putting of connecting block bottom is fixed with the external screw thread interface.

Preferably, a connector is fixed at the center of the top of the main air filter element main body, the connector can be in threaded connection with the external thread connector, and an internal thread groove is formed in the inner wall of the connector.

Preferably, the inside one side of main air filter main part is installed and is just imitated the particle filter screen, just imitates the particle filter screen and be equipped with two sets ofly, just imitate and install the high-efficient filter screen of HEPA on the main air filter main part inner wall of particle filter screen one side to the inside packing of main air filter main part of the high-efficient filter screen top of HEPA has the active carbon grained layer.

Preferably, the inside of interior round frame is provided with prefabricated circular slot, and the diameter of prefabricated circular slot slightly is greater than the external diameter of main air filter main part.

Preferably, a first vent pipe is installed on one side of the surface of the auxiliary filter element shell, and a second vent pipe is installed on the surface of the auxiliary filter element shell on one side of the first vent pipe.

Preferably, the internally mounted of vice filter core shell has empty main part of straining, and the vice filter core shell internally mounted of empty main part below of straining has the polyethylene filter screen, the inside one end of vice filter core shell is installed and is filtered cotton layer.

Compared with the prior art, the beneficial effects of the utility model are that: the air filter element can bear heavy gas impact, the use stability of the air filter element is enhanced, the filtering performance of the filter element is improved, and the maintenance convenience of the air filter is improved;

(1) a group of main air filter element main bodies are taken out by arranging a mounting plate, a second vent pipe and the like and are vertically put down from a prefabricated circular groove of an inner circular frame, the circular base plate is contacted with the inner circle frame, then a plurality of groups of screws are driven into the circular base plate and the inner circle frame in sequence, and penetrates out of the mounting hole, the main air filter element main body is fixedly connected with the support frame, then the mounting plate is attached to the inner wall of the equipment, and is fixed by bolts, at the moment, the main air filter element body is initially installed in the equipment, the main air filter element body and the second vent pipe are sequentially connected to the air supply end of the equipment, thus finishing the installation work of the filter element, the installation structure has high strength, the air inlet direction is vertical to the installation direction of the main air filter element main body, and the air moving in the horizontal direction has resistance brought by air, so that the air filter element can bear large air impact and enhance the use stability of the air filter element;

(2) through the arrangement of a polyethylene filter screen, an HEPA high-efficiency filter screen and the like, an air filter main body in the auxiliary filter element shell preliminarily filters the part of gas, then the polyethylene filter screen and a filter cotton layer are utilized for secondary filtration, the air in the auxiliary filter element shell mainly filters large-particle impurities, then the primary particle filter screen and an active carbon particle layer are utilized for adsorbing air peculiar smell, and finally the HEPA high-efficiency filter screen is utilized for adsorbing and blocking smaller impurities, bacteria and the like, so that the air purification is realized and the filtering performance of the filter element is improved through multiple groups of filtering operations;

(3) through being provided with connector and external screw thread interface etc. after long-time use, because the structure setting of its two segmentations, work wearing and tearing in the vice filter core shell are comparatively serious, the manual connecting block that rotates this moment, make the external screw thread interface and the connector of connecting block bottom take place to rotate, separate completely until external screw thread interface and interior thread groove, the top of main air filter core main part can be followed to vice filter core shell this moment, install new vice filter core shell according to opposite step can, make the filter core accomplish the change fast, the maintenance, strengthen the maintenance convenience of air cleaner.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic side view of the cross-sectional structure of the present invention;

fig. 4 is a schematic top view of the supporting frame of the present invention;

in the figure: 1. a main air filter element body; 2. a support frame; 3. an inner circular frame; 4. a circular base plate; 5. connecting blocks; 6. an auxiliary filter element shell; 7. a first vent pipe; 8. a second vent pipe; 9. a notch; 10. a screw; 11. mounting a plate; 12. an air outlet; 13. a connecting port; 14. an internal thread groove; 15. an air filter body; 16. a polyethylene filter screen; 17. a filter cotton layer; 18. an external thread interface; 19. a primary effect particulate filter screen; 20. an activated carbon particle layer; 21. HEPA high-efficiency filter screen; 22. mounting holes; 23. and (4) prefabricating a circular groove.

Detailed Description

The technical solution 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: an air filter element comprises a main air filter element body 1, a support frame 2, an inner circular frame 3, a second vent pipe 8 and a screw 10, wherein the support frame 2 is arranged on one side of the surface of the main air filter element body 1, the inner circular frame 3 is fixed inside the support frame 2, and the upper surface of the inner circular frame 3 is provided with a mounting hole 22, one side of the bottom end of the main air filter element main body 1 is provided with an air outlet hole 12, one side of the surface of the main air filter element main body 1 is fixed with a circular backing plate 4, the lower surface of the circular backing plate 4 is contacted with the upper surface of the inner circular frame 3, the upper surface of the circular backing plate 4 is provided with a screw 10, the bottom end of the screw 10 extends to the inside of the mounting hole 22, the outer wall of one side of the support frame 2 is fixed with a mounting plate 11, one side of the top end of the main air filter element main body 1 is provided with a connecting block 5, a notch 9 is formed in one side of the surface of the connecting block 5, and an auxiliary filter element shell 6 is mounted at the top end of the connecting block 5;

the air inlet direction is vertical to the installation direction of the main air filter element body 1, and resistance brought by air can be generated when the air filter element moves in the horizontal direction, so that the air filter element can bear heavy air impact, and the use stability of the air filter element is enhanced;

a first vent pipe 7 is arranged on one side of the surface of the auxiliary filter element shell 6, and a second vent pipe 8 is arranged on the surface of the auxiliary filter element shell 6 on one side of the first vent pipe 7;

an external thread interface 18 is fixed at the center of the bottom end of the connecting block 5;

taking out a group of main air filter element bodies 1, vertically putting down the main air filter element bodies from a prefabricated circular groove 23 of an inner circular frame 3 to enable a circular base plate 4 to be in contact with the inner circular frame 3, then sequentially driving a plurality of groups of screws 10 into the circular base plate 4 and the inner circular frame 3, and penetrating out from mounting holes 22, at the moment, fixedly connecting the main air filter element bodies 1 with a support frame 2, then attaching a mounting plate 11 on the inner wall of equipment and fixing the mounting plate by using bolts, at the moment, preliminarily mounting the main air filter element bodies 1 in the equipment, and sequentially connecting the main air filter element bodies 1 and a second vent pipe 8 to an equipment air supply end, so that the mounting work of the filter elements is completed, and the mounting structure strength is high;

a prefabricated circular groove 23 is arranged inside the inner circular frame 3, the diameter of the prefabricated circular groove 23 is slightly larger than the outer diameter of the main air filter element main body 1, a connecting port 13 is fixed at the center of the top of the main air filter element main body 1, the connecting port 13 can be in threaded connection with the external thread interface 18, and an inner thread groove 14 is arranged on the inner wall of the connecting port 13;

manually rotating the connecting block 5 to enable the external thread interface 18 at the bottom end of the connecting block 5 to rotate with the connecting port 13 until the external thread interface 18 is completely separated from the internal thread groove 14, at the moment, the auxiliary filter element shell 6 can be taken out from the top end of the main air filter element main body 1, and a new auxiliary filter element shell 6 is installed according to the opposite steps, so that the filter element can be replaced and maintained quickly, and the maintenance convenience of the air filter is enhanced;

primary particle filter screens 19 are arranged on one side inside the main air filter element main body 1, two groups of primary particle filter screens 19 are arranged, HEPA high-efficiency filter screens 21 are arranged on the inner wall of the main air filter element main body 1 on one side of the primary particle filter screens 19, and activated carbon particle layers 20 are filled inside the main air filter element main body 1 above the HEPA high-efficiency filter screens 21;

a hollow filter body 15 is arranged in the auxiliary filter element shell 6, a polyethylene filter screen 16 is arranged in the auxiliary filter element shell 6 below the hollow filter body 15, and a filter cotton layer 17 is arranged at one end in the auxiliary filter element shell 6;

empty main part 15 of straining filters this part gas tentatively, utilizes polyethylene filter screen 16, filters cotton layer 17 afterwards and carries out the secondary filter, and the air in vice filter core shell 6 mainly carries out the filtration of large granule impurity, utilizes first effect particle filter screen 19, activated carbon particle layer 20 to carry out the absorption of air peculiar smell afterwards, finally utilizes HEPA high efficiency filter screen 21 to carry out less impurity, bacterium etc. and adsorb, block.

The working principle is as follows: when in use, firstly, a group of main air filter element main bodies 1 are taken out and vertically put down from the prefabricated circular groove 23 of the inner circular frame 3, so that the circular backing plate 4 is contacted with the inner circular frame 3, then a plurality of groups of screws 10 are sequentially driven into the circular backing plate 4 and the inner circular frame 3 and penetrate out from the mounting holes 22, at the moment, the main air filter element main bodies 1 are fixedly connected with the support frame 2, the mounting plate 11 is attached to the inner wall of the equipment and is fixed by bolts, at the moment, the main air filter element main bodies 1 are preliminarily mounted in the equipment, the main air filter element main bodies 1 and the second vent pipes 8 are sequentially connected to the air supply end of the equipment, so that the installation work of the filter elements is completed, the installation structure strength is high, the air inlet direction is vertical to the installation direction of the main air filter element main bodies 1, the resistance brought by air when the air filter elements move in the horizontal direction, the air filter elements can bear large air impact, and the use stability of the air filter elements is enhanced, the gas to be filtered enters the inside of the auxiliary filter element shell 6 firstly, the air filter main body 15 in the auxiliary filter element shell 6 filters the part of gas preliminarily, then the polyethylene filter screen 16 and the filter cotton layer 17 are used for secondary filtration, the air in the auxiliary filter element shell 6 mainly filters large-particle impurities, then the primary particle filter screen 19 and the active carbon particle layer 20 are used for adsorbing air odor, finally the HEPA high-efficiency filter screen 21 is used for adsorbing and blocking small impurities and bacteria, thereby realizing air purification through a plurality of groups of filtering operations, improving the filtering performance of the filter element, after long-time use, due to the two-section structure arrangement, the work abrasion in the auxiliary filter element shell 6 is serious, at the moment, the connecting block 5 is manually rotated, so that the external thread interface 18 at the bottom end of the connecting block 5 rotates with the connecting port 13 until the external thread interface 18 is completely separated from the internal thread groove 14, at the moment, the auxiliary filter element shell 6 can be taken out from the top end of the main air filter element body 1, and a new auxiliary filter element shell 6 is installed according to the opposite steps, so that the filter element can be replaced and maintained quickly, and the maintenance convenience of the air filter is enhanced.

Claims

1. An air filter element, characterized in that: comprises a main air filter element main body (1), a support frame (2), an inner circular frame (3), a second vent pipe (8) and screws (10), wherein the support frame (2) is arranged on one side of the surface of the main air filter element main body (1), the inner circular frame (3) is fixed inside the support frame (2), mounting holes (22) are formed in the upper surface of the inner circular frame (3), air outlet holes (12) are formed in one side of the bottom end of the main air filter element main body (1), a circular base plate (4) is fixed on one side of the surface of the main air filter element main body (1), the lower surface of the circular base plate (4) is in contact with the upper surface of the inner circular frame (3), the screws (10) are mounted on the upper surface of the circular base plate (4), the bottom ends of the screws (10) extend to the inside of the mounting holes (22), and a mounting plate (11) is fixed on the outer wall of one side of the support frame (2), one side on main air filter main part (1) top is provided with connecting block (5), and one side on connecting block (5) surface is provided with breach (9), vice filter core shell (6) are installed on the top of connecting block (5), the central point department of putting of connecting block (5) bottom is fixed with external screw thread interface (18).

2. An air filter according to claim 1 wherein: a connecting port (13) is fixed at the center of the top of the main air filter element main body (1), the connecting port (13) can be in threaded connection with the external thread interface (18), and an internal thread groove (14) is formed in the inner wall of the connecting port (13).

3. An air filter according to claim 1 wherein: the inside one side of main air filter main part (1) is installed and is just imitated particle filter screen (19), and just imitate particle filter screen (19) and install HEPA high efficiency filter screen (21) on the main air filter main part (1) inner wall of particle filter screen (19) one side to main air filter main part (1) inside packing of HEPA high efficiency filter screen (21) top has activated carbon particle layer (20).

4. An air filter according to claim 1 wherein: the inside of interior circle frame (3) is provided with prefabricated circular slot (23), and the diameter of prefabricated circular slot (23) slightly is greater than the external diameter of main air filter main part (1).

5. An air filter according to claim 1 wherein: first breather pipe (7) is installed to one side on vice filter core shell (6) surface, and vice filter core shell (6) surface mounting on one side of first breather pipe (7) has second breather pipe (8).

6. An air filter according to claim 1 wherein: the internally mounted of vice filter core shell (6) has empty main part of straining (15), and the vice filter core shell (6) internally mounted of empty main part of straining (15) below has polyethylene filter screen (16), filter cotton layer (17) are installed to the inside one end of vice filter core shell (6).