CN219128656U

CN219128656U - Air pollutant multistage filtering equipment

Info

Publication number: CN219128656U
Application number: CN202223441836.4U
Authority: CN
Inventors: 吴静波
Original assignee: Deke Environment Zhejiang Co ltd
Current assignee: Deke Environment Zhejiang Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-06
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses air pollutant multistage filtering equipment, which comprises a filtering machine body, wherein a machine cover is arranged at the upper part of the filtering machine body, an exhaust fan is arranged in the filtering machine body, a through hole is arranged above the filtering machine body, and a multistage filtering mechanism is arranged below the filtering machine body; the multistage filtering mechanism comprises an outer cover body, a middle cover body and an inner cover body, wherein the middle cover body is sleeved in the outer cover body, the inner cover body is sleeved in the middle cover body, gaps are formed between the inner cover body and the middle cover body and between the middle cover body and the outer cover body, the top end of the inner cover body is opened, a primary filter screen is arranged at the bottom end of the inner cover body, an active carbon filter screen is arranged between the inner cover body and the middle cover body, a plurality of air outlet holes are formed in the middle cover body, a HEPA filter screen is arranged between the middle cover body and the outer cover body, and a formaldehyde removing filter screen is arranged at the top of the outer cover body. The beneficial effects are that: the sufficient air flowing space between the filter screens is ensured, so that the air filtering effect is improved; can get rid of the filter screen alone to just imitate filter screen, active carbon filter screen, HEPA filter screen, formaldehyde and wash, it is very convenient.

Description

Air pollutant multistage filtering equipment

Technical Field

The utility model belongs to the technical field of air filtration, and particularly relates to air pollutant multistage filtration equipment.

Background

With the rapid development of modern times, the air in the environment where people are located is polluted, and after people inhale the polluted air into the body for a long time, the air can be influenced on the human body, so that a series of health factors are caused, at the moment, the air purification equipment is needed to purify the surrounding air, the equipment can purify the indoor air, and then the living conditions can be improved, and the physical and mental health is improved.

The existing air purifying equipment has certain defects when in use, and because the equipment space is limited, a plurality of layers of filter screens are generally attached together, so that poor air circulation among the filter screens can be caused, and the air filtering effect is further affected; and the air filter screen is generally and fixedly arranged in the purifying equipment, is not easy to take out and clean independently, and is very inconvenient.

Disclosure of Invention

The utility model aims to provide a multistage air pollutant filtering device which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an air pollutant multi-stage filtration equipment, includes the filter body, filter body upper portion is equipped with removable cover, be equipped with the cavity in the filter body, and the upper portion is equipped with the baffle in the cavity, the air exhauster is equipped with on baffle upper portion, the drive shaft of air exhauster runs through the cover, be fixed with down motor through the mount on the cover, the motor output shaft with the drive shaft passes through the coupling joint, be equipped with the through-hole on the baffle, the air intake of air exhauster runs through the through-hole, the filter body is located the top of baffle is equipped with the through-hole, the air exhauster air outlet is towards the through-hole, the filter body below is equipped with multi-stage filtration mechanism; the multistage filtering mechanism comprises an outer cover body, a middle cover body and an inner cover body, wherein a mounting hole is formed in the middle of the bottom surface of the filtering machine body, the outer cover body is mounted at the mounting hole, the middle cover body is sleeved in the outer cover body, the inner cover body is sleeved in the middle cover body, gaps are formed between the inner cover body and the middle cover body and between the inner cover body and the outer cover body, an initial filter screen is mounted at the top end of the inner cover body, an active carbon filter screen is mounted between the inner cover body and the middle cover body, a plurality of air outlet holes are formed in the middle cover body below the active carbon filter screen, a HEPA filter screen is mounted between the middle cover body and the outer cover body, and a formaldehyde removal filter screen is mounted at the top of the outer cover body.

Preferably, the bottom edges of the inner cover body, the middle cover body and the outer cover body are respectively provided with a bottom edge, the bottom edges of the inner cover body are positioned below the bottom edges of the middle cover body, the bottom edges of the middle cover body are positioned below the bottom edges of the outer cover body, and the bottom edges of the inner cover body, the middle cover body and the outer cover body are fixed below the filter body through fastening screws.

Preferably, the lower part of the inner cover body is provided with a first annular bulge, the inner part of the middle cover body is provided with a second annular bulge higher than the first annular bulge, the activated carbon filter screen is positioned by the first annular bulge and the second annular bulge, the lower part of the outer part of the middle cover body is provided with a third annular bulge, the inner wall of the outer cover body is provided with a fourth annular bulge higher than the third annular bulge, and the HEPA filter screen is positioned by the third annular bulge and the fourth annular bulge.

Preferably, handles are arranged on two sides of the filter body.

Preferably, the bottom of the filter body is supported by a plurality of support legs.

Preferably, the formaldehyde removing filter screen is located right below the air inlet of the exhaust fan.

Preferably, a plurality of air outlet holes are arranged at equal intervals around the middle cover body.

Compared with the prior art, the utility model has the beneficial effects that:

1. during filtration, through ingenious structural design, when guaranteeing reasonable compression space, also guaranteed to have sufficient air flow space between filter screen and the filter screen to air filtration effect has been improved.

2. After the fastening screw is unscrewed, the outer cover body, the middle cover body and the inner cover body can be taken out, and the primary filter screen, the activated carbon filter screen, the HEPA filter screen and the formaldehyde removal filter screen can be cleaned independently, so that the novel high-efficiency formaldehyde filter is quite convenient.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic view of the outer structure of the middle cover of the present utility model;

FIG. 3 is a schematic view of the outer appearance of the inner housing of the present utility model;

fig. 4 is a schematic view showing the bottom view of the inner cover, the primary filter screen and the fastening screw of the present utility model.

In the figure: 1. a filter body; 2. a cover; 3. a partition plate; 4. an exhaust fan; 5. a drive shaft; 6. a motor; 7. a through hole; 8. a housing body; 9. a middle cover body; 10. an inner cover; 11. a primary filter screen; 12. an activated carbon filter screen; 13. an air outlet hole; 14. HEPA filter screen; 15. a formaldehyde removing filter screen; 16. fastening a screw; 17. a first annular projection; 18. a second annular projection; 19. a third annular projection; 20. a fourth annular projection; 21. a handle; 22. and (5) supporting legs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an air pollutant multi-stage filtration equipment, includes filter body 1, filter body 1 upper portion is equipped with removable cover 2, be equipped with the cavity in the filter body 1, and the upper portion is equipped with baffle 3 in the cavity, baffle 3 upper portion is equipped with air exhauster 4, air exhauster 4's drive shaft 5 runs through cover 2, be fixed with motor 6 down through the mount on the cover 2, motor 6 output shaft with drive shaft 5 passes through the coupling joint, be equipped with the opening on the baffle 3, air intake of air exhauster 4 runs through the opening, filter body 1 is located the top of baffle 3 is equipped with through-hole 7, air exhauster 4 air outlet is towards through-hole 7, filter body 1 below is equipped with multi-stage filtration mechanism; the multistage filtering mechanism comprises an outer cover body 8, a middle cover body 9 and an inner cover body 10, wherein a mounting hole is formed in the middle of the bottom surface of the filtering machine body 1, the outer cover body 8 is mounted at the mounting hole, the middle cover body 9 is sleeved in the outer cover body 8, the inner cover body 10 is sleeved in the middle cover body 9, gaps are formed between the inner cover body 10 and the middle cover body 9 and between the middle cover body 9 and the outer cover body 8, the top end of the inner cover body 10 is open, a primary filter screen 11 is mounted at the bottom end of the inner cover body 10, an active carbon filter screen 12 is mounted between the inner cover body 10 and the middle cover body 9, a plurality of air outlet holes 13 are formed in the position, below the active carbon filter screen 12, of the middle cover body 9 and the outer cover body 8, a HEPA filter screen 14 is mounted between the middle cover body 9 and the outer cover body 8, and a formaldehyde removing filter screen 15 is mounted at the top of the outer cover body 8; when the novel formaldehyde removing device is used, the motor 6 is started to drive the driving shaft 5 to rotate, the exhaust fan 4 starts to work, air is sucked into the air inlet, negative pressure is generated at the formaldehyde removing filter screen 15, air is further driven to enter the inner cover 10 after primarily filtering hair, fibers, large particle dust and the like through the 11 primary filter screen, then flows out of the top end of the inner cover 10, enters the middle cover 9, enters the bottom in the outer cover 8 after the odor and peculiar smell in the air are filtered through the active carbon filter screen 12, enters the upper part of the outer cover 8 after fine particles in the air are filtered through the HEPA filter screen 14, and is sent out through the through hole 7 by the exhaust fan 4 after the formaldehyde is filtered through the formaldehyde removing filter screen 15.

Specifically, bottom edges are respectively arranged at the bottoms of the inner cover 10, the middle cover 9 and the outer cover 8, the bottom edge of the inner cover 10 is positioned below the bottom edge of the middle cover 9, the bottom edge of the middle cover 9 is positioned below the bottom edge of the outer cover 8, and the bottom edges of the inner cover 10, the middle cover 9 and the outer cover 8 are fixed below the filter body 1 through fastening screws 16; in this embodiment, the fixing of the inner cover 10, the middle cover 9 and the outer cover 8 is facilitated, and the dismounting of the outer cover 8, the middle cover 9 and the inner cover 10 after the fastening screw 16 is unscrewed is also facilitated, thereby being convenient and quick.

Specifically, a first annular protrusion 17 is arranged at the lower part of the inner cover body 10, a second annular protrusion 18 higher than the first annular protrusion 17 is arranged in the inner part of the middle cover body 9, the activated carbon filter screen 12 is positioned by the first annular protrusion 17 and the second annular protrusion 18, a third annular protrusion 19 is arranged at the lower part of the outer part of the middle cover body 9, a fourth annular protrusion 20 higher than the third annular protrusion 19 is arranged at the inner wall of the outer cover body 8, and the HEPA filter screen 14 is positioned by the third annular protrusion 19 and the fourth annular protrusion 20; in this embodiment, after the inner cover 10, the middle cover 9 and the outer cover 8 are removed, the activated carbon filter 12 and the HEPA filter 14 can be removed, which is convenient for cleaning the filter individually.

Specifically, handles 21 are provided on both sides of the filter body 1; in this embodiment, the handling of the filter device is facilitated.

Specifically, the bottom of the filter body 1 is supported by a plurality of support legs 22; in this embodiment, it is convenient to support the filter device while also providing room for air to enter from the bottom.

Specifically, the formaldehyde removing filter screen 15 is located right below the air inlet of the exhaust fan 4; in this embodiment, the air filtered by the formaldehyde removal filter 15 can then be directly fed into the air intake of the suction fan 4.

Specifically, the air outlet holes 13 are equally spaced around the middle cover 9; in this embodiment, the air flowing out through the air outlet holes 13 is more uniform, which is beneficial to dispersion and circulation.

In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.

Working principle: when the novel formaldehyde removing device is used, the motor 6 is started to drive the driving shaft 5 to rotate, the exhaust fan 4 starts to work, air is sucked into the air inlet, negative pressure is generated at the formaldehyde removing filter screen 15, air is further driven to enter the inner cover 10 after primarily filtering hair, fibers, large particle dust and the like through the 11 primary filter screen, then flows out of the top end of the inner cover 10, enters the middle cover 9, enters the bottom in the outer cover 8 after the odor and peculiar smell in the air are filtered through the active carbon filter screen 12, enters the upper part of the outer cover 8 after fine particles in the air are filtered through the HEPA filter screen 14, and is sent out through the through hole 7 by the exhaust fan 4 after the formaldehyde is filtered through the formaldehyde removing filter screen 15.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an air pollutant multi-stage filtration equipment, its characterized in that, including filter organism (1), filter organism (1) upper portion is equipped with removable cover (2), be equipped with the cavity in filter organism (1), and upper portion is equipped with baffle (3) in the cavity, air exhauster (4) are equipped with on baffle (3) upper portion, drive shaft (5) of air exhauster (4) run through cover (2), be fixed with motor (6) down on cover (2) through the mount, motor (6) output shaft with drive shaft (5) pass through the shaft coupling and connect, be equipped with the opening on baffle (3), the air intake of air exhauster (4) runs through the opening, filter organism (1) are located the top of baffle (3) is equipped with through-hole (7), air exhauster (4) air outlet orientation through-hole (7), filter organism (1) below is equipped with multi-stage filtration mechanism; multistage filter mechanism includes the dustcoat body (8), well cover body (9) and interior cover body (10), filter organism (1) bottom surface middle part is equipped with the mounting hole, install in mounting hole department the dustcoat body (8), well cover body (9) cover is in dustcoat body (8), interior cover body (10) cover is in well cover body (9), just interior cover body (10) with well cover body (9) and well cover body (9) with all be equipped with the clearance between dustcoat body (8), interior cover body (10) top opening, and the bottom is equipped with first effect filter screen (11), interior cover body (10) with be equipped with between well cover body (9) active carbon filter screen (12), well cover body (9) are located the below of active carbon filter screen (12) is equipped with a plurality of air-out holes (13), well cover body (9) with be equipped with between dustcoat body (8) between well cover body (9) and well cover body (8), top (15) are got rid of to HEPA filter screen (8) is equipped with to filter screen (8).

2. The air pollutant multistage filtering device according to claim 1, wherein bottom edges of the inner cover body (10), the middle cover body (9) and the outer cover body (8) are respectively provided with bottom edges, the bottom edges of the inner cover body (10) are positioned below the bottom edges of the middle cover body (9), the bottom edges of the middle cover body (9) are positioned below the bottom edges of the outer cover body (8), and the bottom edges of the inner cover body (10), the middle cover body (9) and the outer cover body (8) are fixed below the filter body (1) through fastening screws (16).

3. The multistage air pollutant filtering device according to claim 1, wherein a first annular protrusion (17) is arranged on the lower portion of the inner cover body (10), a second annular protrusion (18) higher than the first annular protrusion (17) is arranged inside the middle cover body (9), the activated carbon filter screen (12) is positioned through the first annular protrusion (17) and the second annular protrusion (18), a third annular protrusion (19) is arranged below the outer portion of the middle cover body (9), a fourth annular protrusion (20) higher than the third annular protrusion (19) is arranged on the inner wall of the outer cover body (8), and the HEPA filter screen (14) is positioned through the third annular protrusion (19) and the fourth annular protrusion (20).

4. An air contaminant multistage filtration device according to claim 1, characterized in that the two sides of the filter body (1) are provided with handles (21).

5. An air contaminant multistage filtration device according to claim 1, characterized in that the bottom of the filter body (1) is supported by a plurality of support legs (22).

6. An air contaminant multistage filtration device according to claim 1, characterized in that the formaldehyde removal filter screen (15) is located directly below the air intake of the suction fan (4).

7. An air contaminant multistage filtration device according to claim 1, characterized in that a plurality of said air outlet holes (13) are provided at equally spaced intervals around said middle housing (9).