WO2023216103A1 - Dispositif de filtration d'air amovible - Google Patents

Dispositif de filtration d'air amovible Download PDF

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Publication number
WO2023216103A1
WO2023216103A1 PCT/CN2022/091966 CN2022091966W WO2023216103A1 WO 2023216103 A1 WO2023216103 A1 WO 2023216103A1 CN 2022091966 W CN2022091966 W CN 2022091966W WO 2023216103 A1 WO2023216103 A1 WO 2023216103A1
Authority
WO
WIPO (PCT)
Prior art keywords
outer frame
plate
communication
accommodation cavity
frame member
Prior art date
Application number
PCT/CN2022/091966
Other languages
English (en)
Chinese (zh)
Inventor
雷泽宇
Original Assignee
浙江金米科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 浙江金米科技有限公司 filed Critical 浙江金米科技有限公司
Priority to PCT/CN2022/091966 priority Critical patent/WO2023216103A1/fr
Publication of WO2023216103A1 publication Critical patent/WO2023216103A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D27/00—Cartridge filters of the throw-away type
    • B01D27/04—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper
    • B01D27/06—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/88—Replacing filter elements

Definitions

  • the present invention relates to the technical field of air filtration, in particular to a detachable air filter device.
  • the air filters used in existing fresh air filtration systems are generally made of paper or metal frames. Most products need to be scrapped as a whole when the filter material reaches the end of its service life, or the existing filter material must be replaced with the help of tools. . Moreover, in the existing products on the market, the filter material is pasted together with the frame shell. When the service life of the filter material expires, the frame shell and filter material will be scrapped together, resulting in a waste of resources and greater pollution to the environment.
  • the existing air filter assembles the filter paper and the casing before transporting it, which occupies a large volume, has high transportation costs, and wastes storage space. How to prepare an air filter that is easy to assemble, reduces the volume during transportation, and is detachable and replaceable has become a problem that needs to be solved.
  • the object of the present invention is to provide a detachable air filter device that uses corner connectors to make the frame easy to assemble, reduce the volume during transportation, and facilitate transportation; and the filter core and the frame are detachably connected so that the filter core can be Replacement reduces waste.
  • the present invention relates to a detachable air filter device, which includes a rectangular frame and a filter component;
  • the frame is assembled from four frames, and the frame includes at least one outer frame member; two adjacent frames are connected through corner connectors;
  • the outer frame member includes a first accommodation cavity and a second accommodation cavity; the first accommodation cavity is connected with the outside at the end of the outer frame member, and the second accommodation cavity is in the shape of a groove, And the end of the outer frame member is connected to the outside; a limiting protrusion is provided on the inside of the side wall of the second accommodation cavity;
  • the corner connector is provided with two mutually perpendicular first connection plate bodies, and the first connection plate body is inserted into the first accommodation cavity to connect the two perpendicular outer frame members;
  • the filter component includes a folded filter core and a connecting clip strip that is detachably connected to the filter core; the connecting clip strip can be inserted into the second accommodation cavity and used to connect the filter core and the outer frame.
  • the outer frame member includes a first outer frame member plate body and a second outer frame member plate body arranged in parallel, and both ends of the first outer frame member plate body and the second outer frame member plate body are vertical.
  • a third outer frame plate body is provided;
  • One end of the third outer frame member plate body is flush with the outside of the first outer frame member plate body, and the other end protrudes from the second outer frame member plate body;
  • the first outer frame member plate body, the second outer frame member plate body and the two third outer frame member plate bodies form a first accommodation cavity, and the second outer frame member plate body and the two third outer frame member plate bodies
  • the third outer frame member plates surround a second accommodation cavity with an opening on one side;
  • the limiting protrusion is provided at an end of the third outer frame plate body away from the second plate body and is located in the second accommodation cavity.
  • the edge position of the filter element can be inserted into the inside of the connecting clip strip.
  • the filter core includes a composite dust-holding filter layer, a metal mesh and a non-woven fabric layer, and at the edge of the filter core, the edge of the metal mesh has a certain distance from the edge of the dust-holding filter layer and the non-woven fabric layer. distance.
  • the dust-holding filter layer is electrostatic cotton; the metal mesh is galvanized metal mesh; and the non-woven fabric layer is spunlaced non-woven fabric, spunbond non-woven fabric or melt-blown non-woven fabric.
  • the number of outer frame members constituting the frame is more than one, two adjacent outer frame members in the same frame are connected through a first communication member; the first communication member has a first communication cavity, so that When connected with the outer frame members, the second receiving cavities of two adjacent outer frame members can be connected.
  • the first communication member includes a first communication member body, two first communication grooves located on both sides of the first communication member body and capable of being inserted into the second accommodation cavity, and two first communication grooves located on the first communication member body. Both sides can be inserted into the second connecting plate body inside the first accommodation cavity.
  • the number of outer frame members constituting the frame is more than one, two adjacent outer frame members in the same frame are connected through a second connecting member; a connecting frame is connected between the two second connecting members. body.
  • the second communication member includes a second communication member body, and three mutually perpendicular third connecting plate bodies are provided on the second communication member body.
  • connection frame body includes two first connection frame plate bodies arranged in parallel, and a second connection frame plate body perpendicular to the first connection plate side plate; the first connection frame plate body and the second connection frame plate body are The connecting frame plate body surrounds a third accommodation cavity and two fourth accommodation cavities.
  • the frame adopts a detachable corner connector to connect the frame, so that the air filter device can be quickly assembled.
  • the filter element and the frame are detachably connected through connecting clips, so that the filter element can be quickly replaced.
  • Fig. 1 is a front view of the air filter device according to the first embodiment
  • Figure 2 is a schematic cross-sectional view of the outer frame member according to the first embodiment
  • Fig. 3 is a perspective structural view of the outer frame member according to the first embodiment
  • Figure 4 is a perspective structural view of the corner connector according to the first embodiment
  • Fig. 5 is a front view of the corner connector according to the first embodiment
  • Figure 6 is a schematic cross-sectional structural view of the filter component according to the first embodiment
  • Fig. 7 is a perspective structural view of the filter member according to the first embodiment
  • Figure 8 is a schematic cross-sectional structural view of the filter element according to the first embodiment
  • Fig. 9 is a front view of the air filter device according to the second embodiment.
  • Fig. 10 is a perspective structural view of the first communication member according to the second embodiment
  • Fig. 11 is a front view of the first communication member according to the second embodiment
  • Fig. 12 is a front view of the air filter device according to the third embodiment.
  • Figure 13 is a cross-sectional view of the connection frame according to the third embodiment.
  • Fig. 14 is a front view of the second communication member according to the third embodiment.
  • Fig. 15 is a perspective structural view of the second communication member according to the third embodiment.
  • Fig. 16 is a front view of the air filter device according to the fourth embodiment.
  • Fig. 17 is a perspective structural view of the third communication member according to the fourth embodiment.
  • Fig. 18 is a front view of the third communication member according to the fourth embodiment.
  • the markings in the figure are as follows: 100. Outer frame; 101. First outer frame plate; 102. Second outer frame plate; 103. Third outer frame plate; 104. Limiting protrusion; 105 , first accommodation cavity; 106, second accommodation cavity; 200, filter component; 201, filter core; 202, connecting clamp strip; 203, dust-holding filter layer; 204, metal mesh; 205, non-woven layer; 300. Corner connector; 301. Corner connector body; 302. First connecting plate body; 303. Corner connection cavity; 400. First communication piece; 401. First communication piece body; 402. First communication groove; 403. The second connecting plate body; 500. The connecting frame body; 501. The first connecting frame plate body; 502. The second connecting frame plate body; 503.
  • the fourth accommodating cavity; 600. Second communication piece; 601, second communication piece body; 602, third connection plate body; 700, third communication piece; 701, third communication piece body; 702, second communication groove; 703, fourth connection plate body ; 704. Second connected cavity.
  • FIG. 1 is a front view of a detachable air filter device provided in a first embodiment.
  • This embodiment provides a detachable air filter device, which includes a rectangular frame and a filter component 200 .
  • the filter component 200 is detachably connected to the frame to form an air filter device.
  • the frame is rectangular and assembled from four frames.
  • the frame includes at least one outer frame member 100; two adjacent frames are connected through corner connectors 300. In this embodiment, there is only one outer frame member 100 in the frame.
  • the outer frame member 100 includes a first accommodation cavity 105 and a second accommodation cavity 106 .
  • the first accommodation cavity 105 is connected to the outside at the end of the outer frame member 100
  • the second accommodation cavity 106 is groove-shaped, and is connected to the outside at the end of the outer frame member 100 ;
  • a limiting protrusion 104 is provided on the inner side of the side wall of the second accommodation cavity 106.
  • the corner connector 300 includes a corner connector body 301.
  • the corner connector body 301 is provided with two mutually perpendicular first connecting plate bodies 302.
  • the first connecting plate bodies 302 Insert into the first accommodation cavity 105 to connect the two perpendicular outer frame members 100 .
  • the thickness of the first connecting plate body 302 matches the width of the first receiving cavity 105.
  • the filter component 200 includes a folded filter core 201, and a connecting clip bar 202 that is detachably connected to the filter core 201; the connecting clip bar 202 can be inserted into the second accommodation cavity 106 for Connect the filter element 201 and the outer frame member 100.
  • the connecting clamp bar 202 includes a clamp strip bottom plate 2021 and two clamp strip side plates 2022 that have a certain elasticity and are connected to the clamp strip bottom plate 2021. There is a certain distance between the free ends of the two clamp strip side plates 2022.
  • the connecting clip bar 202 is made of plastic material, and the length of the connecting clip bar 202 is smaller than the length of the filter core 201 .
  • the two folded parts of the edge of the filter element 201 are inserted into the connecting clip bar 202, so that the filter element 201 and the connecting clip bar 202 are detachably connected, that is, the connecting clip bar
  • the direction of 202 is parallel to the direction of the folds of the filter element 201.
  • the connecting clip bar 202 is inserted into the second accommodation cavity 106 from one end of the outer frame member 100, and the limiting protrusion 104 can limit the connecting clip bar 202, so that the connecting clip bar 202 can only pass through the outer frame.
  • the two ends of the component 100 are pulled out to realize the connection and separation of the two.
  • the corner connector 300 is used to connect the two vertically arranged outer frame members 100 .
  • the first connecting plate body 302 is inserted into the first accommodation cavity 105 to connect the two. Moreover, the free end of the first connecting plate body 302 is wedge-shaped, so that the first connecting plate body 302 can be smoothly inserted into the first accommodation cavity 105 .
  • the two ends of the filter core 201 that are perpendicular to the scratch marks will be inserted into the second receiving cavities 106 of the other two parallel outer frames 100 respectively.
  • the outer frame member 100 includes a first outer frame member plate 101 and a second outer frame member plate 102 arranged in parallel.
  • a third outer frame plate 103 is vertically disposed at both ends of the first outer frame plate 101 and the second outer frame plate 102 .
  • One end of the third outer frame member plate 103 is flush with the outside of the first outer frame member plate 101 , and the other end protrudes from the second outer frame member plate 102 .
  • the first outer frame member plate 101, the second outer frame member plate 102 and the two third outer frame member plates 103 form a first accommodation cavity 105.
  • the second outer frame member plate 102 and the two third outer frame member plates 103 form a second accommodation cavity 106 with an opening on one side;
  • the limiting protrusion 104 is provided at the end of the third outer frame member plate 103 away from the second plate and is located in the second accommodation cavity 106 .
  • the filter core 201 includes a composite dust-holding filter layer 203, a metal mesh 204 and a non-woven fabric layer 205, and at the edge of the filter core 201, the edge of the metal mesh 204 is in contact with the dust-holding filter layer 203.
  • There is a certain distance D from the edge of the non-woven fabric layer 205 which can be 1-5 cm. That is, when the dust-holding filter layer 203, the metal mesh 204, and the non-woven fabric layer 205 are combined, the width of the metal mesh 204 is smaller than the width of the dust-holding filter layer 203 and the non-woven fabric layer 205.
  • There is a certain distance between the edge of the metal mesh 204 and the edge of the filter element 201 to protect the user from being scratched.
  • the function of the dust-holding filter layer 203 is mainly to filter and hold impurities, so that the air filter device has a good filtering effect.
  • the dust-holding filter layer 203 is selected to be electrostatic cotton.
  • the function of the metal mesh 204 is to have good shape retention when the filter element 201 is folded, and can also improve the strength of the filter element 201 .
  • the metal mesh 204 is a galvanized metal mesh.
  • the function of the non-woven fabric layer 205 is protection and breathability.
  • the surface of the metal mesh 204 is relatively sharp and is often scratched during use.
  • the non-woven fabric layer 205 is compounded on the outside of the metal mesh 204 and can play a good protective role.
  • the non-woven fabric 205 can be spunlace non-woven fabric, spunbond non-woven fabric or melt-blown non-woven fabric. It has good air permeability and does not hinder the penetration of air in the air filter device while playing a protective role. efficiency.
  • the second embodiment of the present invention will be described with reference to FIGS. 9 , 10 and 11 .
  • the detachable air filter device when the number of the outer frame members 100 forming the frame is more than one, two adjacent outer frame members 100 in the same frame are connected through the first communication member 400 .
  • the difference from the first embodiment is that a pair of frames is composed of two outer frame members 100 .
  • the first communication member 400 used has a first communication cavity 404, so that when connected to the outer frame member 100, the second receiving cavities 106 of two adjacent outer frame members 100 can be connected.
  • the first communication piece 400 may be made of alloy, stainless steel, engineering plastic, or other materials.
  • the first communication member 400 includes a first communication member body 401, two first communication grooves 402 located on both sides of the first communication member body 401 and capable of being inserted into the second accommodation cavity 106, and two first communication member bodies 402 located on both sides of the first communication member body 401. 401 on both sides and can be inserted into the second connecting plate body 403 inside the first accommodation cavity 105 . Inside the first communication groove 402 is a first communication cavity 404 .
  • the free end of the second connecting plate body 403 and the free end of the first connecting plate body 302 have a similar or identical shape, that is, a wedge shape, and one end of the wedge is flat.
  • the end of the first communication groove 402 has a similar shape to the free end of the second connecting plate body 403, both of which are for easy insertion into the first accommodation cavity 105 and the second accommodation cavity 106.
  • the thickness of the second connecting plate 403 matches the width of the first accommodation cavity 105 .
  • the outer surface of the frame can be made flat.
  • the third embodiment of the present invention will be described with reference to Figures 12, 13, 14 and 15.
  • the detachable air filter device when the number of outer frame members 100 forming the frame is more than one, two adjacent outer frame members 100 in the same frame are connected through the second communication member 600; A connection frame 500 is connected between the communication pieces 600 .
  • the connection frame 500 divides the entire filter device into two parts, and the filter components 200 required for each part include a filter core 201 and a connection clip 202.
  • the filter core 201 will be deformed to a certain extent, which causes problems in the use of the air filter device.
  • two filter components 200 are used to solve the above problem.
  • connection frame 500 includes two first connection frame plates 501 arranged in parallel, and a second connection frame plate 502 perpendicular to the first connection frame plate 501; the first connection frame plate The body 501 and the second connecting frame plate body 502 form a third accommodation cavity 503 and two fourth accommodation cavities 504 .
  • the connecting frame 500 can be regarded as being formed by combining two outer frame members 100 .
  • the second communication member 600 includes a second communication member body 601 , and three mutually perpendicular third connecting plate bodies 602 are provided on the second communication member body 601 .
  • the third connecting plate body 602 has the same shape as the second connecting plate body 403 and the first connecting plate body 302, and its free end is also wedge-shaped.
  • the second communication piece 600 can be regarded as being formed by combining two corner connecting pieces 300 .
  • the second communication piece body 601 has two structures that are the same as the corner connection cavity 303 .
  • the two third connecting plate bodies 602 of the second connecting member 600 in a straight line are respectively inserted into the first receiving cavity 105 of the outer frame member, and the other third connecting plate body 602 is inserted into the connecting frame 500 In the third accommodation cavity 503, the connection between the outer frame 100 and the connection frame 500 is realized.
  • one of the connecting clip bars 202 is inserted into the fourth receiving cavity 504, thereby realizing the assembly of the filter component 200 with the outer frame and the connecting frame 500.
  • the four frames are each composed of two outer frame members 100 , in which a group of parallel outer frame members 100 are connected through the first communication member 400 . Another group of parallel frames are connected through the second connecting member 600, and there are connecting frame members 500 connected between the two second connecting members 600, and the number of the connecting frame members 500 is 2. Through the third connecting member 700 connections.
  • the third communication member 700 can be regarded as a symmetrical combination of two first communication members 400 .
  • the third communication member 700 includes a third communication member body 701, two symmetrically arranged second communication grooves 702, and two symmetrically arranged fourth connecting plate bodies 703.
  • the fourth connecting plate body 703 has the same structure as the first connecting plate body 302 .
  • the second communication groove 702 has the same structure as the first communication groove 402.
  • a second communication cavity 704 is provided in the second communication groove 702 .
  • the fourth connecting plate body 703 is inserted into the third receiving cavity 503 , and the second communication groove 702 is inserted into the fourth receiving cavity 504 .
  • the two connecting frame members 500 are connected.
  • the second communication cavity 704 is connected with the fourth accommodation cavity 504, so that the filter component can be assembled with the connection frame member 500.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

L'invention concerne un dispositif de filtration amovible, comprenant : un corps de cadre rectangulaire et un composant de filtration (200), le corps de cadre étant formé par assemblage de quatre bords de cadre, les bords de cadre comprenant au moins un élément de cadre externe (100) ; chaque deux bords de cadre adjacents étant raccordés au moyen d'un élément de raccordement d'angle (300) ; chaque élément de cadre externe (100) comprenant une première chambre de réception (105) et une seconde chambre de réception (106) ; le côté interne d'une paroi latérale de chaque seconde chambre de réception (106) étant pourvu d'une saillie de limite (104) ; chaque élément de raccordement d'angle (300) étant pourvu de deux premiers corps de plaque de raccordement (302) perpendiculaires l'un à l'autre ; les premiers corps de plaque de raccordement (302) étant insérés dans les premières chambres de réception (105) pour raccorder deux éléments de cadre externes (100) perpendiculaires l'un à l'autre ; le composant de filtration (200) comprenant une cartouche filtrante (201) dans un état plié et des bandes de maintien de raccordement (202) raccordées de manière amovible à la cartouche filtrante (201) ; et les bandes de maintien de raccordement (202) pouvant être insérées dans les secondes chambres de réception (106) et étant utilisées pour raccorder la cartouche filtrante (201) et les cadres externes (100).
PCT/CN2022/091966 2022-05-10 2022-05-10 Dispositif de filtration d'air amovible WO2023216103A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/091966 WO2023216103A1 (fr) 2022-05-10 2022-05-10 Dispositif de filtration d'air amovible

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/091966 WO2023216103A1 (fr) 2022-05-10 2022-05-10 Dispositif de filtration d'air amovible

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WO2023216103A1 true WO2023216103A1 (fr) 2023-11-16

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000167331A (ja) * 1998-12-03 2000-06-20 Yamatoyo Sangyo Kk レンジフード用フィルタ装置
US6319300B1 (en) * 2000-07-12 2001-11-20 Liou-Win Chen Filter assembly of an air filter
CN102258922A (zh) * 2010-05-12 2011-11-30 通用电气公司 过滤器介质褶皱套件保持
CN205386381U (zh) * 2015-12-23 2016-07-20 中山市华夏通风设备有限公司 一种可抽插式防尘过滤装置
US20190262754A1 (en) * 2018-02-28 2019-08-29 Filtereasy, Inc. Variable air filter assemblies
CN215462735U (zh) * 2021-05-26 2022-01-11 广州市好净净化过滤设备有限公司 大气污染物过滤器的外框结构及初效过滤器及中效过滤器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000167331A (ja) * 1998-12-03 2000-06-20 Yamatoyo Sangyo Kk レンジフード用フィルタ装置
US6319300B1 (en) * 2000-07-12 2001-11-20 Liou-Win Chen Filter assembly of an air filter
CN102258922A (zh) * 2010-05-12 2011-11-30 通用电气公司 过滤器介质褶皱套件保持
CN205386381U (zh) * 2015-12-23 2016-07-20 中山市华夏通风设备有限公司 一种可抽插式防尘过滤装置
US20190262754A1 (en) * 2018-02-28 2019-08-29 Filtereasy, Inc. Variable air filter assemblies
CN215462735U (zh) * 2021-05-26 2022-01-11 广州市好净净化过滤设备有限公司 大气污染物过滤器的外框结构及初效过滤器及中效过滤器

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