CN211836898U

CN211836898U - Air purification filter element

Info

Publication number: CN211836898U
Application number: CN201922474842.1U
Authority: CN
Inventors: 王盛良
Original assignee: Nanjing Shuangquan Technology Co ltd
Current assignee: Nanjing Shuangquan Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-03
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses an air purification filter element, which comprises an air duct, a first filter screen, a second filter screen, a third filter screen, color change detection particles, a fourth filter screen, a first fixing plate, a second fixing plate, a sealing cover plate and a threaded hole, the first fixing plate and the second fixing plate are coaxially arranged in parallel, the specifications of the first fixing plate and the second fixing plate are the same, and are round plates, the utility model is composed of a cold catalyst filter screen, an active carbon filter screen and a dust screen, the first filter screen, the second filter screen, the third filter screen and the fourth filter screen absorb and purify dust, impurities, formaldehyde and other harmful gases in the air, the humidity degree of air is detected to the detection granule that discolours that simultaneously utilizes blue granule of allochroic silica gel to make, utilizes air sensor monitoring devices intake, and then judges whether the filter screen blocks up to in time clear up and change the filter screen.

Description

Air purification filter element

Technical Field

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

Background

The air purification is to provide the whole solutions of sterilization, dust reduction, haze removal, removal of harmful decoration residues, peculiar smell and the like aiming at various indoor environmental problems, improve the living and office conditions and promote the physical and mental health. The indoor environmental pollutants and pollution sources mainly comprise radioactive gases, mold, particulate matters, decoration residues, second-hand smoke and the like. However, the color of the filter screen in the air purification filter element used on the market is generally darker and is relatively close to the color of dust impurities, naked eyes generally cannot judge whether dust is accumulated on the filter screen, and the filter screen can only be replaced and cleaned by feeling, so that the practicability is not good enough, and the humidity of air cannot be judged by the air purification filter elements, and the service life of the device is influenced after the air containing a large number of water molecules enters the device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air purification filter core to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the air purification filter element comprises an air duct, a first filter screen, a second filter screen, a third filter screen, color-changing detection particles, a fourth filter screen, a first fixing plate, a second fixing plate, a sealing cover plate and threaded holes, wherein the first fixing plate and the second fixing plate are coaxially arranged in parallel, the first fixing plate and the second fixing plate are same in specification and are round plates, a connecting hole is formed in the middle of the first fixing plate, the connecting hole is in threaded connection with one end of the air duct, the first filter screen is arranged between the first fixing plate and the second fixing plate, a layer of second filter screen is arranged on the outer side of the first filter screen between the first fixing plate and the second fixing plate, the layer of fourth filter screen is arranged on the outer side of the second filter screen between the first fixing plate and the second fixing plate, and the first filter screen, the second filter screen, the third filter screen and the fourth, the first fixing plate and the second fixing plate are arranged in a cylindrical shape, the diameter of the cylindrical inner wall formed by the first filter screen is larger than that of the inner wall of the air duct, the first filter screen is a cold catalyst filter screen, the second filter screen is an active carbon filter screen, the third filter screen is a dustproof screen, the fourth filter screen is an active carbon filter screen, the distance between the first filter screen and the second filter screen is five to eight millimeters, the distance between the second filter screen and the third filter screen is five to eight millimeters, the distance between the third filter screen and the fourth filter screen is ten to twelve millimeters, color change detection particles are filled between the third filter screen and the fourth filter screen, the color-changing detection particles are color-changing silica gel blue particles, the second fixing plate is provided with a circular threaded hole, and a sealing cover plate is arranged on the outer side of the second fixing plate and is in threaded connection with the threaded hole.

As a further aspect of the present invention: the inner wall of the threaded hole is flush with the outer wall of the third filter screen.

As a further aspect of the present invention: the outer wall of the threaded hole is flush with the inner wall of the fourth filter screen.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses utilize cold catalyst filter screen, active carbon filter screen and dust screen constitute, first filter screen, the second filter screen, third filter screen and fourth filter screen, adsorb harmful gas such as dust in the air-purifying, impurity and formaldehyde, the detection granule that discolours that utilizes the blue granule of color changing silica gel to make simultaneously, can tentatively judge the humid degree of indoor air, can detect amount of wind size through air sensor, thereby judge the cover degree of dust and impurity on the filter screen, and then judge whether wash or change the filter screen.

Drawings

Fig. 1 is a schematic structural diagram of an air purification filter element.

Fig. 2 is a schematic structural diagram of a right view of a filter screen in the air purification filter element.

Fig. 3 is a right side view of the second fixing plate of the air purification filter element.

Fig. 4 is a schematic structural diagram of a left side view of a sealing cover plate in the air purification filter element.

In the figure: air duct 1, first filter screen 2, second filter screen 3, third filter screen 4, the detection granule 5 that discolours, fourth filter screen 6, first fixed plate 7, second fixed plate 9, sealed apron 10 and screw hole 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 to 4, in the embodiment of the present invention, the air purification filter element includes an air duct 1, a first filter screen 2, a second filter screen 3, a third filter screen 4, color change detection particles 5, a fourth filter screen 6, a first fixing plate 7, a second fixing plate 9, a sealing cover plate 10 and a threaded hole 11, the first fixing plate 7 and the second fixing plate 9 are coaxially arranged in parallel, the first fixing plate 7 and the second fixing plate 9 have the same specification and are circular plates, a connecting hole is formed in the middle of the first fixing plate 7, the connecting hole is in threaded connection with one end of the air duct 1, the first filter screen 2 is arranged between the first fixing plate 7 and the second fixing plate 9, a layer of the second filter screen 3 is arranged on the outer side of the first filter screen 2 between the first fixing plate 7 and the second fixing plate 9, the first fixing plate 7 and the second fixing plate 9 are arranged on the outer side of the second filter screen, set up one deck fourth filter screen 6, first filter screen 2, second filter screen 3, third filter screen 4 and fourth filter screen 6 all are cylindrical setting between first fixed plate 7 and second fixed plate 9, the columniform inner wall diameter that first filter screen 2 constitutes is greater than the inner wall branch river of air duct 1, first filter screen 2 is cold catalyst filter screen, and second filter screen 3 is the active carbon filter screen, and third filter screen 4 is the dust screen, and fourth filter screen 6 is the active carbon filter screen, utilizes cold catalyst filter screen, active carbon filter screen and dust screen to constitute, and first filter screen 2, second filter screen 3, third filter screen 4 and fourth filter screen 6 adsorb harmful gas such as dust, impurity and formaldehyde in the air-purifying, the distance between first filter screen 2 and the second filter screen 3 is five to eight millimeters, the distance between second filter screen 3 and the third filter screen 4 is five to eight millimeters, the distance between third filter screen 4 and the fourth filter screen 6 is ten to twelve millimeters, it has detection granule 5 that discolours to fill between third filter screen 4 and the fourth filter screen 6, detection granule 5 discolours is the blue granule of allochroic silica gel, utilizes the detection granule 5 that discolours that the blue granule of allochroic silica gel was made, detects the humidity of air, circular shape screw hole 11 has been seted up on the second fixed plate 9, the second fixed plate 9 outside is equipped with sealed apron 10, sealed apron 10 and the 11 threaded connection of screw hole, the inner wall of screw hole 11 and the outer wall of third filter screen 4 flush, the outer wall of screw hole 11 and the inner wall of fourth filter screen 6 flush.

An air quantity sensor is arranged in the air duct 1.

The utility model discloses a theory of operation is: open sealed apron, detect the granule through the screw hole will discolour, put into in the cavity between third filter screen and the fourth filter screen, then close sealed apron, connecting hole and the filtration equipment's of first fixed plate one end threaded connection, can detect the amount of wind size through air sensor, thereby judge the cover degree of dust and impurity on the filter screen, and then judge whether wash or change the filter screen, detect the humidity of granule monitoring air with discolouing simultaneously, when containing a large amount of hydrones in the air of entering equipment, the indicator in the blue granule of the silica gel that discolours of detection granule body meets water and becomes pink, warn, when changing or drying the detection granule that discolours, through screw hole output or input. By observing the discoloration detection particles, the humidity degree of indoor air can be preliminarily judged, which is a means for saving cost in an imprecise and non-experimental scene.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Air purification filter core, including air duct, first filter screen, second filter screen, third filter screen, detection granule, fourth filter screen, first fixed plate, second fixed plate, sealed apron and screw hole discolour, its characterized in that, first fixed plate and second fixed plate are coaxial to be set up side by side, first fixed plate and second fixed plate specification are the same, are the circular shape plate, the connecting hole is seted up at first fixed plate middle part, connecting hole and air duct one end threaded connection, set up first filter screen between first fixed plate and the second fixed plate, be located the first filter screen outside and set up one deck second filter screen, be located the second filter screen outside between first fixed plate and the second fixed plate, set up one deck fourth filter screen, first filter screen, second filter screen, Third filter screen and fourth filter screen all are cylindrical setting between first fixed plate and second fixed plate, the circular shape screw hole has been seted up on the second fixed plate, the second fixed plate outside is equipped with sealed apron, sealed apron and screw hole threaded connection, the inner wall of screw hole and the outer wall of third filter screen flush, the outer wall of screw hole and the inner wall of fourth filter screen flush.

2. The air purification filter cartridge of claim 1, wherein the first filter screen forms a cylinder with a diameter of the inner wall that is larger than the diameter of the inner wall of the air duct.

3. The air purification filter element according to claim 1, wherein the first filter screen is a cold catalyst filter screen, the second filter screen is an activated carbon filter screen, the third filter screen is a dust screen, and the fourth filter screen is an activated carbon filter screen.

4. The air purification filter cartridge of claim 1, wherein the distance between the first filter screen and the second filter screen is five to eight millimeters, the distance between the second filter screen and the third filter screen is five to eight millimeters, and the distance between the third filter screen and the fourth filter screen is ten to twelve millimeters.

5. The air purification filter element according to claim 1, wherein color change detection particles are filled between the third filter screen and the fourth filter screen, and the color change detection particles are color change silica gel blue particles.