CN217247583U

CN217247583U - Composite air purifying filter screen

Info

Publication number: CN217247583U
Application number: CN202220414655.3U
Authority: CN
Inventors: 曹宇飞; 赵庆凯; 夏强; 刘振华; 张倩倩
Original assignee: Xinli Environmental Technology Shandong Co ltd
Current assignee: Xinli Environmental Technology Shandong Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-08-23
Anticipated expiration: 2032-02-28

Abstract

The utility model belongs to the technical field of air purification equipment, a compound air purification filter screen is proposed, including frame and rather than relative apron of pasting, one side of frame is provided with seal groove and mounting groove, is provided with sealed the pad in the seal groove, is provided with the grafting post in the seal groove, paste and be provided with on the apron with grafting post complex spliced eye, be provided with composite filter element in the mounting groove, composite filter element includes first filter screen, active carbon filter layer and second filter screen, be provided with annular ventilative spare in the mesh of first filter screen, be provided with dish ventilative spare in the mesh of second filter screen, one side that the frame dorsad composite filter element was provided with two symmetric distribution's joint strip, two the vertical setting of joint strip is on the side of frame, is provided with the joint hole of a plurality of bars along its length direction distribution on the joint strip. This device reasonable in design, simple structure, filtration performance are good, internal stability is higher and the utilization ratio is higher, are fit for extensive the popularization.

Description

Composite air purifying filter screen

Technical Field

The utility model belongs to the technical field of air purification equipment, especially, relate to a compound air purification filter screen.

Background

An air cleaner, also called as an "air cleaner", an air freshener, and a purifier, refers to a product capable of adsorbing, decomposing, or converting various air pollutants to improve air cleanliness, and is mainly classified into household, commercial, industrial, and building uses. Common air purification techniques are: adsorption technology, negative (positive) ion technology, catalysis technology, photocatalyst technology, superstructure photo-mineralization technology, HEPA high-efficiency filtration technology, electrostatic precipitation technology and the like; the material technology mainly comprises the following steps: photocatalyst, active carbon, carbon core filter element technology, synthetic fiber, HEAP high-efficiency material, negative ion generator, etc. The filter screen is one of the main functional components of the air purifier, and the quality and the filtering performance of the filter screen have important significance on the purification function of the air purifier.

The existing air purifier is mostly of a composite type, namely, a plurality of purification technologies and material media are adopted at the same time. Prior patent CN201720574750.9 discloses a compound air purification filter screen, including the frame, be equipped with HEPA filter layer and active carbon filter layer in the frame in proper order, the active carbon filter layer include honeycomb base frame, this base frame has a plurality of meshes, the mesh in be equipped with along the thin net of air inlet direction slope, this thin net is separated into first region and second region with the mesh, first region in be equipped with the active carbon granule. The device passes through the structure in first region and second region, and the use amount of active carbon granule is less under the circumstances of guaranteeing good purifying effect to the air passes through the efficiency higher. However, the device has problems that the outer frame adopts an integrated structure, the design is inconvenient for dismounting and replacing the internal functional structure, and the whole reutilization rate is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that foretell air purifier filter screen exists, provide a reasonable in design, simple structure, filtration performance are good, the higher just compound air purification filter screen of higher just utilization ratio of internal stability.

In order to achieve the above purpose, the technical solution adopted by the present invention is that, the composite air purification filter screen provided by the present invention comprises an outer frame, wherein the outer frame is of a clip structure, one side of the outer frame is provided with a clip groove of a clip shape, a sealing gasket is arranged in the sealing groove, a plurality of insertion posts penetrating the sealing gasket are arranged in the sealing groove, one side of the outer frame is provided with a cover plate opposite to the outer frame, the cover plate is provided with insertion holes matched with the insertion posts, the outer frame is provided with a mounting groove which is at the same side as the sealing groove and is concentrically sleeved with the sealing groove, the mounting groove is provided with a composite filter component, the composite filter component comprises a first filter screen, an active carbon filter layer and a second filter screen, the first filter screen is provided with a plurality of first filter meshes, and an annular air permeable component is arranged in the first filter meshes, be provided with a plurality of seconds on the second filter screen and filter the mesh and be provided with dish-shaped ventilative piece in the second filter screen, dish-shaped ventilative piece is protruding towards active carbon filter layer place direction and with annular ventilative piece pressure contact active carbon filter layer together, one side of frame dorsad composite filter component is provided with the joint strip of two symmetric distributions, two the vertical setting of joint strip is on the side of frame, be provided with the joint hole of the bar of a plurality of its length direction distributions of edge on the joint strip.

Preferably, the annular ventilating member comprises a ventilating ring, and a plurality of circular arc holes distributed in a circular array are formed in the ventilating ring.

Preferably, the disk-shaped air-permeable member comprises a disk-shaped sheet, a plurality of arc-shaped sheets which arch towards the direction of the activated carbon filter layer are arranged on the disk-shaped sheet, and the arc-shaped sheets are distributed in a circular array.

Preferably, the plurality of plug columns are distributed in a 2 × 3 array, four plug columns are distributed at four corners of the sealing groove, and the other two plug columns are arranged on two long edges of the sealing groove.

Preferably, a U-shaped loading opening is formed in the side edge of the cover attaching plate.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the composite air purification filter screen provided by the utility model can be convenient for dismounting the composite filter component inside the composite air purification filter screen by adopting the detachable outer frame and the cover plate, and the pressure balance performance inside the composite filter component is better, thereby being beneficial to fully exerting the composite filter performance and further improving the integral utilization rate of the device; the sealing gasket can play a role in sealing and also play a role in buffering, so that the connection stability of the outer frame and the cover plate is improved; the quick connection performance and the connection stability of the device and the air purifier body can be improved by utilizing the clamping strips and the clamping holes thereof. This device reasonable in design, simple structure, filtering quality are good, internal stability is higher and the utilization ratio is higher, are fit for extensive the popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an assembly view of a composite air purifying filter screen according to an embodiment;

FIG. 2 is an isometric view of the composite air purifying filter screen provided by the embodiment;

FIG. 3 is an enlarged schematic view of the structure A in FIG. 1 according to an exemplary embodiment;

in the above figures, 1, an outer frame; 11. a sealing groove; 12. mounting grooves; 13. inserting the column; 14. a clamping strip; 141. a clamping hole; 2. a gasket; 3. pasting a cover plate; 31. opening and loading; 4. a composite filter component; 41. a first filter screen; 42. an activated carbon filter layer; 43. a second filter screen; 44. an annular gas permeable member; 441. a gas permeable ring; 442. a circular arc hole; 45. a disk-shaped air permeable member; 451. a disk-shaped sheet; 452. an arc-shaped sheet.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

In the embodiment, as shown in fig. 1, fig. 2 and fig. 3, the composite air purifying filter net provided by the present invention comprises an outer frame 1, wherein the outer frame 1 is of a clip structure, one side of the outer frame 1 is provided with a clip sealing groove 11, a sealing gasket 2 is arranged in the sealing groove 11, a plurality of insertion posts 13 penetrating through the sealing gasket 2 are arranged in the sealing groove 11, one side of the outer frame 1 is provided with a cover plate 3 opposite to the outer frame, the cover plate 3 is provided with insertion holes matched with the insertion posts 13, the outer frame 1 is provided with a mounting groove 12 which is at the same side as the sealing groove 11 and concentrically sleeved with the sealing groove 11, the mounting groove 12 is provided with a composite filter part 4, the composite filter part 4 comprises a first filter net 41, an activated carbon filter layer 42 and a second filter net 43, the first filter net 41 is provided with a plurality of first filter net 41 holes and an annular air permeable part 44 is arranged in the first filter net 41 holes, be provided with a plurality of second filter screen 43 holes on the second filter screen 43 and be provided with dish-shaped air permeability 45 in second filter screen 43 hole, dish-shaped air permeability 45 is protruding towards activated carbon filter layer 42 place direction and with annular air permeability 44 pressure contact activated carbon filter layer 42 together, and frame 1 one side dorsad composite filter part 4 is provided with the joint strip 14 of two symmetric distributions, two the vertical setting of joint strip 14 is on the side of frame 1, is provided with the joint hole 141 of the bar of a plurality of its length direction of edge distributions on the joint strip 14.

In this device, the whole of composite filter part 4 sets up together in mounting groove 12, and mounting groove 12 is just being located frame 1 and pastes between the apron 3, and this device comes as a whole to realize air purification to air purifier equipment with trinity form like this. Specifically, frame 1 just directly is right with pasting apron 3 and directly pegs graft with the spliced eye through grafting post 13, and quick connection performance is better, and especially this kind of removable design is convenient for the staff to the dismouting of its inside composite filter part 4, is favorable to improving the reuse rate of this device. The first filter screen 41 and the second filter screen 43 of the composite filter component 4 serve as filter elements, the disc-shaped air permeable element 45 and the annular air permeable element 44 in the filter meshes of the first filter screen and the second filter screen serve as main filter function elements, the two filter screens can have automatic pressure balance performance by utilizing the characteristics of disc-shaped design and annular design, and in addition, the adsorption effect of the active carbon filter layer 42 in the middle makes the composite filter component 4 give full play to the composite filter performance. Furthermore, the sealing gasket 2 component can not only play a role in sealing, but also play a role in buffering to a certain extent, thereby being beneficial to improving the connection stability of the outer frame 1 and the cover plate 3. Considering the assembly needs of this device, this device sets up joint strip 14 in the both sides of frame 1, utilizes joint strip 14 and its joint hole 141 can establish the relation of connection with the joint structure of air purifier organism fast, and connection stability is better moreover, and the practicality is stronger.

In order to improve the practicality of annular ventilative piece 44, the utility model provides an annular ventilative piece 44 includes ventilative ring 441, is provided with a plurality of circular arc holes 442 that are circular array and distribute on ventilative ring 441. The air to be filtered can flow to the activated carbon filter layer and the second filter screen through the circular arc holes 442, and the solid part on the air permeable ring 441 can generate reasonable pressure fit with the disk-shaped piece 451, so that the composite filter element 4 can exert the automatic balance performance thereof.

Further, the utility model provides a dish-shaped air-permeable member 45 includes dish piece 451, is provided with a plurality of arcs 452 towards the arching of active carbon filter layer 42 direction on dish piece 451, and a plurality of arcs 452 are circular array and distribute. Wherein, the dish piece has certain drumhead, and the arch camber of arc piece 452 can contact with ventilative ring 441 of active carbon filter layer opposite side, and ventilative ring 441 have the entity part positive energy structure to produce the elastic pressure effect with arc piece 452 to can produce the trend of automatic re-setting under the atress condition, automatic balance performance promptly, and then improve the air purification performance of this device.

In order to improve the stability of subsides apron 3 on frame 1, the utility model provides a plurality of spliced poles 13 are 2 x 3 array distribution, and wherein four spliced poles 13 distribute at four edges of seal groove 11, and two other spliced poles 13 set up on two long edges of seal groove 11.

For the convenience of dismouting pastes apron 3, the utility model discloses be provided with the play dress mouth of U type on pasting the side of apron 3, adopt outside instrument can follow to play dress mouth department and unseal pasting apron 3 with lever principle.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A composite air purification filter screen comprises an outer frame, wherein the outer frame is of a clip structure, and is characterized in that one side of the outer frame is provided with a clip sealing groove, a sealing gasket is arranged in the sealing groove, a plurality of plug columns penetrating through the sealing gasket are arranged in the sealing groove, one side of the outer frame is provided with a cover plate opposite to the outer frame, the cover plate is provided with plug holes matched with the plug columns, the outer frame is provided with a mounting groove which is at the same side as the sealing groove and is concentrically sleeved with the sealing groove, a composite filter component is arranged in the mounting groove, the composite filter component comprises a first filter screen, an active carbon filter layer and a second filter screen, the first filter screen is provided with a plurality of first filter meshes and is provided with annular air permeable pieces in the first filter meshes, the second filter screen is provided with a plurality of second filter meshes and is provided with a dish-shaped air permeable piece in the second filter meshes, dish ventilative piece is protruding towards activated carbon filter layer place direction and with annular ventilative piece pressure contact activated carbon filter layer together, frame one side of compound filtering component dorsad is provided with the joint strip of two symmetric distributions, two the vertical setting of joint strip is on the side of frame, be provided with the joint hole of the bar of a plurality of its length direction of edge distributions on the joint strip.

2. The compound air purification filter screen according to claim 1, wherein the annular air permeable member comprises an air permeable ring, and the air permeable ring is provided with a plurality of circular holes distributed in a circular array.

3. The composite air purification filter screen according to claim 2, wherein the disk-shaped air permeable member comprises a disk-shaped sheet, a plurality of arc-shaped sheets arching towards the activated carbon filter layer are arranged on the disk-shaped sheet, and the arc-shaped sheets are distributed in a circular array.

4. The composite air purifying filter screen of claim 3, wherein the plurality of plug-in posts are distributed in a 2 x 3 array, four plug-in posts are distributed at four corners of the sealing groove, and the other two plug-in posts are disposed on two long sides of the sealing groove.

5. The composite air purification filter screen according to claim 3, wherein a U-shaped opening is provided on the side of the cover plate.