CN216149343U

CN216149343U - Air filter without partition board

Info

Publication number: CN216149343U
Application number: CN202122118261.1U
Authority: CN
Inventors: 薛松龙
Original assignee: Jiangsu Enchuang Environmental Protection Technology Co ltd
Current assignee: Jiangsu Enchuang Environmental Protection Technology Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-04-01
Anticipated expiration: 2031-09-03

Abstract

The utility model relates to the technical field of air filters, in particular to a partition-free air filter, which solves the problems that the prior art can not effectively collect particle dust and various suspended matters with the particle size of more than 0.3 mu m in air and can not adsorb the filtered air. Including the annular frame of rectangle, the inside position that is close to a border department of frame is equipped with and is the annular chimb of rectangle, the inside first protecting wire net that contacts with the chimb that is equipped with of frame, the inside first filter core that contacts with first protecting wire net that is equipped with of frame. According to the utility model, through a step-by-step filtering mode of the fresh air system, particles below 0.3 micrometer are effectively intercepted, the service life and the filtering effect of the filter are greatly prolonged, the efficient resistance is small during use, the efficiency is high, and the service performance of the filter is better than that of other products without partition plates in the market.

Description

Air filter without partition board

Technical Field

The utility model relates to the technical field of air filters, in particular to a partition-free air filter.

Background

The air filter is used for trapping particle dust and various suspended matters in air, and the air purifier mainly comprises a filter element and a shell, wherein the filter element is the air filter. The air filter is made of superfine glass fiber paper as a filter material, offset paper, aluminum film and other materials as a partition plate, and is glued with wood frame aluminum alloy, and the air filter is made of special silicon rubber, has no odor, no hardening on the surface, no crack for a long time, stable chemical performance, corrosion resistance, capability of absorbing stress generated by expansion with heat and contraction with cold without cracking, moderate hardness and good elastic recovery, and can be widely used for manufacturing optical electronics and LCD liquid crystal, air supply positions at the tail end of an air conditioner in industries such as biomedicine, precise instruments, beverage food, PCB printing and the like.

The existing clean room generally adopts a filter without a partition plate, and the filter without the partition plate is arranged in the FFU, so that compared with a high-efficiency filter with a partition plate, the filter without the partition plate has the advantages of small volume, light weight, compact structure, reliable function, convenience for equipment, stable power, uniform wind speed and the like under the same wind quantity. However, most of the existing air filters are only filtered by a layer of glass fiber filter paper when in use, so that the achieved filtering effect is limited, the collection of particle dust and various suspended matters with the particle size of more than 0.3 μm in the air cannot be effectively realized, and the filtered air is adsorbed and treated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a partition-free air filter, which solves the problems that the prior art can not effectively collect particle dust and various suspended matters with the particle size of more than 0.3 mu m in air and adsorb the filtered air.

In order to achieve the purpose, the utility model adopts the following technical scheme:

no baffle air cleaner, including the annular frame of rectangle, the inside position that is close to a border department of frame is equipped with and is the annular chimb of rectangle, the inside first protecting wire net that contacts with the chimb that is equipped with of frame, the inside first filter core that contacts with first protecting wire net that is equipped with of frame, the inside second filter core that contacts with first filter core that is equipped with of frame, the inside third filter core that contacts with second filter core that is equipped with of frame, the inside position of keeping away from and being equipped with first protecting wire net of frame is equipped with the second protecting wire net that contacts with third filter core.

Preferably, first protecting wire net includes two centre gripping limits and establishes the aluminium net between two centre gripping limits, two the centre gripping limit is the rectangle ring-type, and two centre gripping limits all are equipped with the centre gripping groove in opposite faces, the aluminium net is located two centre gripping inslot portions, two rivet between the centre gripping limit.

Preferably, the first filter element comprises an activated carbon box and a first top seal, and the first top seal is in interference fit with an opening position at the top of the activated carbon box.

Preferably, the second filter element comprises a filter box, a connecting frame and filter paper, the filter paper is arranged in the connecting frame which is rectangular and annular, and the connecting frame and the filter box are connected through gluing.

Preferably, both sides of the filter paper are integrally formed with a plurality of groups of vertical parallel triangular grooves, and the cross section of the filter paper is in a sawtooth shape when viewed from top.

Preferably, the third filter element comprises a filter cartridge and a second top seal, and the second top seal is in interference fit with an opening position on the top of the filter cartridge.

Preferably, the middle position of the side edge of the second protecting net is provided with a clamping protrusion, and the position of the inner wall of the outer frame far away from the convex edge is provided with a bayonet matched with the clamping protrusion in a clamping manner.

Preferably, a plurality of groups of through holes are uniformly formed in the surfaces of the first filter element, the second filter element and the third filter element in a penetrating mode.

The utility model has at least the following beneficial effects:

this product is when using, earlier through carrying out coarse filtration to the air, then further strain the air after the coarse filtration, adsorb the air that will discharge through active carbon adsorption at last, realize carrying out filtration treatment to granule dust and various suspended solids more than 0.3 mu m in the air for improve the filter effect, and high-efficient resistance is little during the use, and is efficient, and its performance is better than other no baffle products on the market.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a rear view of the structure of FIG. 1;

FIG. 3 is an exploded view of FIG. 2;

FIG. 4 is an exploded view of the outer frame and the second protective net of FIG. 3 removed;

fig. 5 is an enlarged view of the connection frame and the filter paper in fig. 4.

In the figure: 1. an outer frame; 2. a bayonet; 3. a convex edge; 4. a first protective net; 41. clamping edges; 42. a clamping groove; 43. an aluminum mesh; 5. a first filter element; 51. an activated carbon cartridge; 52. a first top seal; 6. a second filter element; 61. a filter box; 62. a connecting frame; 63. filtering paper; 7. a third filter element; 71. a filter material box; 72. second top sealing; 8. a second protective net; 81. and (6) clamping and protruding.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-5, the air filter without partition board comprises a rectangular ring-shaped outer frame 1, a rectangular ring-shaped convex edge 3 is arranged at a position close to one edge inside the outer frame 1, the convex edge 3 is arranged to prevent a first protection net 4 from being separated from the inside of the outer frame 1, a first protection net 4 in contact with the convex edge 3 is arranged inside the outer frame 1, a first filter element 5 in contact with the first protection net 4 is arranged inside the outer frame 1, a second filter element 6 in contact with the first filter element 5 is arranged inside the outer frame 1, a third filter element 7 in contact with the second filter element 6 is arranged inside the outer frame 1, a plurality of groups of through holes are uniformly arranged on the surfaces of the first filter element 5, the second filter element 6 and the third filter element 7 in a penetrating manner, the through holes are convenient to ventilate, a second protection net 8 in contact with the third filter element 7 is arranged at a position far away from the first protection net 4 inside the outer frame 1, the arrangement of the first protection net 4 and the second protection net 8 can protect components inside the outer frame 1, and seals the components inside the outer frame 1.

Above-mentioned can know, this product air gets into to third filter core 7 from second protecting wire net 8 when using and realizes first air coarse filtration, and the fine filtration after carrying out the air coarse filtration through second filter core 6 again, then carries and enters into first filter core 5 and realizes adsorbing the fine filtration, and the particle dust and various suspended solids more than 0.3 mu m in the air carry out filtration treatment after discharge through first protecting wire net 4 department at last.

Referring to fig. 1 to 5, the partitionless air filter includes a rectangular ring-shaped outer frame 1, a first protective net 4 including two holding sides 41 and an aluminum net 43 disposed between the two holding sides 41, the two holding sides 41 having a rectangular ring shape, and the opposite surfaces of the two clamping edges 41 are provided with clamping grooves 42, the aluminum net 43 is positioned inside the two clamping grooves 42, the size of the clamping groove 42 is matched with that of the aluminum net 43, the two clamping edges 41 are riveted, when in use, the first protective net 4 is arranged at the position where the air in the outer frame 1 is discharged and passes through at the end, the modified side of the outer frame 1 can be protected, the aluminum net 43 is in a net sheet shape, a clamping edge 41 for protection and convenient use is required to be arranged at the edge, the net sheet-shaped aluminum net 43 is arranged in the clamping groove 42 between the two clamping edges 41, the two holding edges 41 are then brought together and riveted so that the aluminum mesh 43 is used in one piece with the two holding edges 41.

Referring to fig. 1-5, the air filter without partition comprises a rectangular annular outer frame 1, a first filter element 5 comprises an activated carbon box 51 and a first top seal 52, the first top seal 52 is in interference fit with an opening position at the top of the activated carbon box 51, activated carbon filter cotton, also called activated carbon fiber filter cotton, is filled in the activated carbon box 51 and is formed by novel polypropylene fiber

Maintain good likepowder coconut shell active carbon of adding on the basis of filter media, adopt polymer bonding material to attach it on the fibre base member and make, it has good adsorption efficiency, the formability is good, intensity is high, air resistance is less, under the effect that can effectual air filter and peculiar smell absorption, still be difficult for hindering passing through of air, will be the first top seal 52 of the shape of falling protruding after the inside packing of active carbon box 51 is accomplished and insert inside active carbon box 51, and then constitute a first filter core 5 and filter the absorption use to the air.

Referring to fig. 1-5, the air filter without partition comprises a rectangular annular outer frame 1, the second filter element 6 comprises a filter box 61, a connection frame 62 and filter paper 63, the filter paper 63 is arranged in the rectangular annular connection frame 62, the connection frame 62 is connected with the filter box 61 by gluing, one side of the filter box 61, which is sealed, is made of glass fiber filter paper together with the filter paper 63, the glass fiber filter paper is also called filter membrane made of glass fiber, has the characteristics of high flow rate and strong dirt holding capacity, and can filter fine particles, the connection frame 62 is connected with the filter box 61 to form an integral box, one side of the connection frame 62, which is far away from the filter box 61, is sealed by the filter paper 63, so that a filter cavity is formed inside, when air passes through the filter paper 63, the air enters the cavity to be gathered, and then passes through one side of the filter box 61, which is sealed by the glass fiber filter paper, so that the air can be finely filtered once, in addition, a plurality of groups of vertical parallel triangular grooves are integrally formed on two sides of the filter paper 63, the cross section of the filter paper 63 is in a sawtooth shape when being overlooked, each sawtooth of the sawtooth shape is in a V shape when being overlooked, when air passes through the filter paper 63, the air is collided with the V-shaped position on the surface of the filter paper 63 and rebounded to collide the other side again, so that the air enters in an inverted V shape, the air entering effect is improved, the air accumulation and congestion are prevented, and the dispersive filtering effect is further improved by matching with the filter box 61 to filter through one side sealed by the glass fiber filter paper.

Referring to fig. 1-5, the air filter without partition board includes a rectangular annular outer frame 1, the third filter element 7 includes a filter material box 71 and a second top seal 72, the second top seal 72 is in interference fit with the opening position of the top of the filter material box 71, the filter material box 71 is filled with filter cotton, the filter cotton can filter a large amount of dust particles and dust (such as dust, smoke, mineral dust, sand dust, powder and the like) contained in the air under the condition that the air in the environment normally flows, and the clean air is ensured to circulate in a relatively closed space.

Referring to fig. 1-5, a partition-free air filter includes a rectangular annular outer frame 1, the middle positions of the sides of the second protection net 8 are all provided with a clamping protrusion 81, the positions of the inner wall of the outer frame 1, which are far away from the convex edge 3, are all provided with bayonets 2 which are clamped with the clamping protrusion 81, the second protection net 8 is a plastic-sprayed protection net with certain elasticity, when the air filter is installed, the second protection net 8 is applied with certain pressure to enable the second protection net 8 to generate certain bending deformation, then the clamping protrusion 81 of the sides of the second protection net 8 is correspondingly clamped with the bayonets 2, then the second protection net 8 is released, the air filter recovers the normal state inside of the outer frame 1 and blocks the outside of the third filter element 7, and can prevent the third filter element 7 from being separated from the inside of the outer frame 1 under the protection effect.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. No baffle air cleaner, including the annular frame of rectangle (1), its characterized in that, frame (1) inside is close to the position of a border department and is equipped with and is the annular chimb of rectangle (3), frame (1) inside is equipped with first protecting wire net (4) with chimb (3) contact, frame (1) inside is equipped with first filter core (5) with first protecting wire net (4) contact, frame (1) inside is equipped with second filter core (6) with first filter core (5) contact, frame (1) inside is equipped with third filter core (7) with second filter core (6) contact, frame (1) inside is kept away from the position that is equipped with first protecting wire net (4) and is equipped with second protecting wire net (8) with third filter core (7) contact.

2. The partitionless air filter according to claim 1, wherein the first protective mesh (4) comprises two clamping edges (41) and an aluminum mesh (43) arranged between the two clamping edges (41), the two clamping edges (41) are rectangular and annular, the opposite surfaces of the two clamping edges (41) are provided with clamping grooves (42), the aluminum mesh (43) is positioned inside the two clamping grooves (42), and the two clamping edges (41) are riveted.

3. The partitionless air filter according to claim 1, wherein the first cartridge (5) comprises an activated carbon cartridge (51) and a first overseal (52), the first overseal (52) being an interference fit in an open position at the top of the activated carbon cartridge (51).

4. The partitionless air filter according to claim 1, wherein the second filter element (6) comprises a filter box (61), a connecting frame (62) and filter paper (63), the filter paper (63) is arranged in the connecting frame (62) in a rectangular ring shape, and the connecting frame (62) is glued to the filter box (61).

5. The partitionless air filter of claim 4 wherein said filter paper (63) is integrally formed with sets of vertical parallel triangular grooves on both sides thereof, said filter paper (63) having a saw-toothed cross-sectional view.

6. The partitionless air filter according to claim 1, wherein the third cartridge (7) comprises a cartridge (71) and a second head seal (72), the second head seal (72) being interference fitted in an open position at the top of the cartridge (71).

7. The air filter without partition boards according to claim 1, wherein the middle positions of the side edges of the second protecting net (8) are provided with clamping protrusions (81), and the positions of the inner wall of the outer frame (1) far away from the convex edge (3) are provided with bayonets (2) which are clamped with the clamping protrusions (81).

8. The air filter without partition plates according to claim 1, wherein a plurality of groups of through holes are uniformly formed on the surfaces of the first filter element (5), the second filter element (6) and the third filter element (7) in a penetrating manner.