CN113634052B - Multi-stage filtering split type air filter and working method thereof - Google Patents

Multi-stage filtering split type air filter and working method thereof Download PDF

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Publication number
CN113634052B
CN113634052B CN202110864049.1A CN202110864049A CN113634052B CN 113634052 B CN113634052 B CN 113634052B CN 202110864049 A CN202110864049 A CN 202110864049A CN 113634052 B CN113634052 B CN 113634052B
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filter
shell
filter element
component
core layer
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CN113634052A (en
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夏怀亭
王敏
戴海敏
曹秀英
胡均梅
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Gaobo Group Co ltd
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Gaobo Group Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42Auxiliary equipment or operation thereof
    • B01D46/4263Means for active heating or cooling

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

Abstract

The invention provides a multi-stage filtration split air filter and a working method thereof, and relates to the technical field of air filters. Through compressing and resuming filtering element subassembly, drive the filtering core layer and remove, can play the effect of clearance to the filtering core layer, reduce filtering core layer surface adnexed grim, play the effect of clearance to the filtering core layer, increase the clearance effect of filtering core layer.

Description

Multi-stage filtering split type air filter and working method thereof
Technical Field
The invention relates to the technical field of air filters, in particular to a multi-stage filtration split type air filter and a working method thereof.
Background
The air filter is a filter, also called as air filter cylinder and air filter element. The air filter is mainly used for filtering air in engineering locomotives, automobiles, agricultural locomotives, laboratories, sterile operation rooms and various precision operation rooms.
Current air cleaner can cross a large amount of dusts bits through long-time the back of using on the filter core layer, and these dusts bits if continue to adhere to on the core layer, can reduce the filter effect of core layer, reduce life, and can fly in disorder in the filter after droing, reduce air quality, reduce the practicality.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a multi-stage filtration split type air filter and a working method thereof.
The invention solves the technical problems through the following technical means: the split air filter comprises a filter body, wherein the filter body comprises a filter shell, an inner cavity is formed inside the filter shell, the two ends of the inner cavity are respectively provided with an air inlet for air inlet and an air outlet for air outlet, two compressible filter core components which are distributed oppositely are accommodated in the inner cavity of the filter shell, each filter core component comprises a plurality of filter core layers which can elastically stretch out and draw back along the length direction of the filter shell, a pressing component which can intermittently and unidirectionally apply pressure is arranged between every two adjacent filter core components, each pressing component comprises a pressing plate which can reciprocate along the length direction of the filter shell, each pressing plate is in elastic contact with the corresponding filter core component, and when the pressing plates apply force to one filter core component, the other filter core component is elastically stretched after the force is removed.
Furthermore, the pressing component comprises a driving part arranged in the inner cavity of the filter shell, the driving part comprises a speed reducing motor positioned at one end of the air inlet, one end, facing the air outlet, of the speed reducing motor is provided with a motor output shaft used for outputting power, the motor output shaft is linked with a reciprocating part, and the reciprocating part drives the pressing plate to reciprocate along the length direction of the filter shell.
Furthermore, a connecting assembly with a connecting function is arranged between the filter element assembly and the pressing plate, the filter element assembly and the pressing plate are clamped through the connecting assembly, when the pressing plate moves, one filter element assembly is clamped with the pressing plate, and the other filter element assembly is separated from the pressing plate.
Further, the reciprocating component comprises a cylindrical cam sleeved on the outer side of the output shaft of the motor, the surface of the cylindrical cam is provided with a reciprocating sleeve capable of reciprocating along the length direction of the cylindrical cam, the surface of the cylindrical cam is provided with a reciprocating thread groove, one side of the reciprocating sleeve, facing the surface of the cylindrical cam, is fixedly provided with a cam sliding block, and the cam sliding block is matched with the reciprocating thread groove; and a second connecting rod is sleeved on the surface of the cylindrical cam relative to the filter core layer, and the second connecting rod is fixedly connected with the filter core layer through a connecting sleeve.
Furthermore, the edge of the filter element layer extending towards the axis of the inner cavity of the filter shell is provided with a cleaning and recycling component with a collecting function, and the cleaning and recycling component is sleeved outside the output shaft of the motor.
Further, the clearance is retrieved the part and is located the recovery shell horizontal segment in the cylindric cam outside including the cover, the one end of retrieving the shell horizontal segment and keeping away from the cylindric cam is connected with retrieves the vertical end of shell, the inside of retrieving the vertical end of shell is provided with the flabellum with the coaxial pivoted of motor output shaft, and when the flabellum rotated, the formation was kept away from the air current of the one end of flabellum to retrieving the vertical end of shell.
Furthermore, a feed port is formed in the horizontal section of the recycling shell along the length direction, an opening in the outer surface of the horizontal section of the recycling shell of the feed port penetrates through the inner wall of the horizontal section of the recycling shell, and the opening converges and extends to the inner surface of the horizontal section of the recycling shell.
Further, coupling assembling is including setting up in the first connecting block of two filter core subassemblies one side in opposite directions, the one side that the clamp plate is close to first connecting block is provided with the second connecting block, be provided with the joint part that possesses connection function between second connecting block and the first connecting block.
Furthermore, the filter element assembly comprises fixing rings which are symmetrically fixed on the inner surface of the filter shell, a limiting slide rod is fixed between the two fixing rings, a limiting slide pipe is fixed at the top end of the filter core layer, the limiting slide pipe penetrates through the outer side of the limiting slide rod in a sliding manner, and a reset spring is arranged between the two adjacent limiting slide rods.
The invention also provides a working method of the multi-stage filtration split type air filter, which comprises the following steps,
s1, starting a speed reducing motor after the filter body is successfully installed, wherein the speed reducing motor works to release heat and heat inflow air;
s2, the speed reduction motor drives a motor output shaft to rotate, the motor output shaft drives the cylindrical cam and the fan blades to rotate, and when the fan blades rotate, airflow pointing to the interior of the vertical end of the recovery shell from the air inlet is formed in the filter body;
s3, the cylindrical cam drives the pressing plate to reciprocate along the length direction of the inner cavity of the filter shell, and pressure is continuously applied to the filter element assemblies on two sides in sequence:
s4, the dust attached to the surface of the filter core layer falls into the surface of the cleaning and recycling component under the vibration effect brought by the contraction and release process;
and S5, under the action of wind power generated by the fan blades, the dust passes through the feeding hole and enters the interior of the vertical end of the recycling shell, and the work is finished.
The invention has the beneficial effects that:
according to the invention, the filter element assembly is compressed and restored to drive the filter core layer to move, so that the filter core layer can be cleaned, dust attached to the surface of the filter core layer is reduced, the filter core layer is cleaned, the cleaning effect of the filter core layer is increased, the filter core layer is maintained, and the service life of the filter body can be prolonged; meanwhile, the filter core layer is pushed by the pressing plate to do reciprocating telescopic motion continuously, so that the stroke of the filter core layer is increased, more gas is contacted, the cleaning effect of the filter core layer can be increased, and the filtering efficiency of the filter body is increased; simultaneously because the subassembly of exerting pressure can produce the heat when output power, play the effect of heating to the air that gets into through the air inlet, make various molecules in the air and the grid more flourish, the grid is attached to the surface of filtering the sandwich layer more easily, can increase the adsorption efficiency of filter body, improves the practicality of filter body.
Drawings
FIG. 1 is a schematic cross-sectional view of a filter body according to the present invention;
FIG. 2 is a schematic cross-sectional view of the barrel cam of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of the structure at C in FIG. 3 according to the present invention;
fig. 5 is an enlarged view of the structure at B in fig. 1 according to the present invention.
In the figure: 10. a filter body; 11. a filter housing; 111. a limiting chute; 12. an air inlet; 13. an air outlet; 20. a drive member; 21. a reduction motor; 22. an output shaft of the motor; 23. a cylindrical cam; 24. a reciprocating sleeve; 241. a cam slider; 242. a first connecting rod; 30. cleaning and recovering the components; 31. recovering the vertical end of the shell; 32. blocking the ash net; 33. recovering the horizontal section of the shell; 34. a fan blade; 331. a feed port; 41. pressing a plate; 42. a limiting slide block; 50. a filter element assembly; 51. a fixing ring; 52. filtering the core layer; 53. a limiting slide bar; 54. a return spring; 55. a limiting sliding pipe; 56. connecting a sleeve; 57. a second connecting rod; 60. a connection assembly; 61. a first connection block; 62. a second connecting block; 621. a clamping groove; 622. an annular neck; 63. a clip member; 631. a plug-in rod; 632. clamping the convex block; 633. a snap ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Referring to fig. 1 and 3, the multi-stage filtration split air cleaner of the present embodiment includes a cleaner body 10, the cleaner body 10 includes a cleaner housing 11, an inner cavity is formed inside the cleaner housing 11, and an air inlet 12 for air inlet and an air outlet 13 for air outlet are respectively formed at two ends of the inner cavity; two compressible filter element assemblies 50 which are distributed oppositely are accommodated in the inner cavity of the filter shell 11, each filter element assembly 50 is composed of a plurality of filter core layers 52 which can elastically stretch out and draw back along the length direction of the filter shell 11, a pressure applying assembly which can intermittently and unidirectionally apply pressure is arranged between two adjacent filter element assemblies 50 and comprises a pressure applying plate 41 which can reciprocate along the length direction of the filter shell 11, the pressure applying plate 41 is elastically contacted with the filter element assemblies 50, and when the pressure applying plate 41 applies force to one filter element assembly 50, the other filter element assembly 50 is elastically opened after the force is removed.
When in use, when the pressing plate 41 reciprocates along the length direction of the filter housing 11, the pressing plate can be continuously contacted with the filter element assemblies 50 at two sides of the row, so as to apply pressure, and the filter element assemblies 50 have elasticity and can be compressed because the filter core layer 52 can elastically contract along the length direction of the filter housing 11; as pressure plate 41 is pressed against one of filter element assemblies 50, the two filter core layers 52 are gradually brought closer together, and filter element assemblies 50 are compressed; in the process that the filter element assembly 50 is extruded, dust attached to the surface of the filter core layer 52 is gradually extruded, the filter element assembly 50 is gradually unfolded after no force is applied, and in the unfolding process, the filter core layer 52 is vibrated by the release of the elastic force to shake off and clean the dust;
the filter element assembly 50 is compressed and restored to drive the filter element layer 52 to move, so that the filter element layer 52 can be cleaned, dust attached to the surface of the filter element layer 52 is reduced, the filter element layer 52 is cleaned, the cleaning effect of the filter element layer 52 is improved, the filter element layer 52 is maintained, and the service life of the filter body 10 can be prolonged; meanwhile, as the filter core layer 52 is pushed by the pressing plate 41 to do reciprocating telescopic motion continuously, the stroke of the filter core layer 52 is increased, more gas is contacted, the cleaning effect of the filter core layer 52 can be increased, and the filtering efficiency of the filter body 10 is increased;
meanwhile, the pressure applying assembly generates heat when outputting power, and plays a role in heating air entering through the air inlet 12, so that various molecules and dust in the air are more activated, the dust is more easily attached to the surface of the filter core layer 52, the adsorption efficiency of the filter body 10 can be increased, and the practicability of the filter body 10 is improved.
Referring to fig. 1 and 3, the pressing assembly includes a driving component 20 disposed in the inner cavity of the filter housing 11, the driving component 20 includes a speed reducing motor 21 located at one end of the air inlet 12, a motor output shaft 22 for outputting power is disposed at one end of the speed reducing motor 21 facing the air outlet 13, the motor output shaft 22 is interlocked with a reciprocating component, and the reciprocating component drives the pressing plate 41 to reciprocate along the length direction of the filter housing 11.
When the filter element is used, after the speed reducing motor 21 outputs power through the motor output shaft 22, the motor output shaft 22 drives the pressure applying plate 41 to move through a reciprocating component, so that the pressure applying plate 41 can reciprocate along the length direction of the filter shell 11, when the pressure applying plate 41 props against the surface of the filter element assembly 50, pressure is gradually applied to the filter element assembly 50, the corresponding filter element assembly 50 is compressed after being stressed, when the pressure applying plate 41 moves towards the direction far away from the filter element assembly 50, the filter element assembly 50 gradually expands, in the expanding process, the elastic force is gradually released, the filter element layer 52 vibrates, and dust attached to the surface of the filter element layer 52 falls.
Referring to fig. 3 and 4, a connection assembly 60 having a connection function is provided between the filter element assembly 50 and the pressing plate 41, the filter element assembly 50 and the pressing plate 41 are engaged with each other by the connection assembly 60, and when the pressing plate 41 moves, one filter element assembly 50 is engaged with the pressing plate 41 and the other filter element assembly 50 is disengaged from the pressing plate 41.
When the filter element assembly 50 is used, the connecting assembly 60 can increase the connecting force between the filter element assembly 50 and the pressing plate 41, when the pressing plate 41 presses the filter element assembly 50, the pressing plate 41 is clamped with the filter element assembly 50 by the connecting assembly 60, when the pressing plate 41 moves in the opposite direction, the filter element assembly 50 is gradually stretched until the connecting force of the connecting assembly 60 is smaller than the pulling force of the filter element assembly 50, at the moment, the filter element assembly 50 is separated from the pressing plate 41, because the filter element assembly 50 is stretched, when the filter element assembly 50 is not pulled, the filter element assembly 50 contracts and moves towards the end face of the filter shell 11, in the process, the filter element assembly 50 generates vibration, the vibration flexibility is larger than the vibration generated in normal unfolding, dust attached to the surface of the filter element assembly 50 is shaken off, the cleaning effect is achieved on the filter element assembly 50, the motion state generates impact on the air inside the filter shell 11, the air is decelerated, turbulence is generated, and the filtering efficiency of the filter body 10 can be increased.
Referring to fig. 1 and 5, the reciprocating component includes a cylindrical cam 23 sleeved outside the motor output shaft 22, a reciprocating sleeve 24 capable of reciprocating along the length direction of the cylindrical cam 23 is fitted on the surface of the cylindrical cam 23, specifically, a reciprocating thread groove is formed on the surface of the cylindrical cam 23, a cam slider 241 is fixed on one side of the reciprocating sleeve 24 facing the surface of the cylindrical cam 23, and the cam slider 241 is matched with the reciprocating thread groove; the cylindrical cam 23 is sleeved with a second connecting rod 57 relative to the surface of the filter core layer 52, and the second connecting rod 57 is fixedly connected with the filter core layer 52 through a connecting sleeve 56.
When the speed reducing motor 21 is started, the motor output shaft 22 drives the cylindrical cam 23 to coaxially rotate, the cam slider 241 slides along the inside of the reciprocating thread formed on the surface of the cylindrical cam 23, and the reciprocating sleeve 24 is driven to drive the cam slider 241 and the pressing plate 41 to move.
Referring to fig. 1, the edge of the filter core layer 52 extending to the axis of the inner cavity of the filter housing 11 is provided with a cleaning and recycling component 30 having a collecting function, and the cleaning and recycling component 30 is sleeved outside the motor output shaft 22.
When in use, after being shaken off, the debris attached to the surface of the filter core layer 52 falls into the edge of the filter core layer 52 facing the inner cavity of the filter shell 11, and is collected by the cleaning and recovering component 30 to play a role in recovering.
Referring to fig. 1, the cleaning and recycling component 30 includes a recycling shell horizontal segment 33 sleeved outside the cylindrical cam 23, one end of the recycling shell horizontal segment 33 far away from the cylindrical cam 23 is connected with a recycling shell vertical end 31, a fan blade 34 coaxially rotating with the motor output shaft 22 is arranged inside the recycling shell vertical end 31, when the motor output shaft 22 rotates, the motor output shaft 22 drives the fan blade 34 to rotate, and when the fan blade 34 rotates, an air flow far away from one end of the fan blade 34 to the recycling shell vertical end 31 is formed. The horizontal section 33 of the recycling shell is provided with a feeding hole 331 along the length direction, and an opening of the feeding hole 331 located on the outer surface of the horizontal section 33 of the recycling shell penetrates through the inner wall of the horizontal section 33 of the recycling shell and extends to the inner surface of the horizontal section 33 of the recycling shell in a converging manner.
During the use, after the ash bits that attach to the surface of filter element layer 52 are shaken off, fall to the surface of clearance recovery unit 30, because clearance recovery unit 30 is inside to be produced to have from outside to inside suction, produce the air current of retrieving the vertical end 31 of shell, under the effect of this air current, the ash bits is inhaled to the inside of retrieving the vertical end 31 of shell to play the effect of deashing, through the cooperation with filter element layer 52, formed multistage deashing mechanism.
Preferably, an ash blocking net 32 is fixed at one end of the fan blade 34 close to the horizontal section 33 of the recycling shell, and is used for isolating the fan blade 34 from the horizontal section 33 of the recycling shell, so that the absorbed ash can be prevented from being attached to the surface of the fan blade 34, and the service life of the fan blade 34 is shortened. Preferably, the surface of the vertical end 31 of the recycling shell facing the filter core layer 52 is provided with feed holes 331, and the feed holes 331 are distributed in an array. By also opening the feed holes 331 in the surface of the recovery shell vertical end 31 facing the filter core layer 52, the cleaning effect can be increased. Preferably, both ends of the vertical end 31 of the recycling case extend upward and downward until they elastically contact the inner surface of the filter housing 11, so as to block the dust.
Referring to fig. 2, the pressing plate 41 is fixed with a first connecting rod 242 with respect to the surface of the feed hole 331, the end of the first connecting rod 242 extends through the feed hole 331 to the surface of the reciprocating sleeve 24, and the end of the first connecting rod 242 is fixed with the reciprocating sleeve 24.
When the filter is used, after the speed reduction motor 21 is started to output power through the motor output shaft 22, under the action of the reciprocating component, the reciprocating component drives the pressing plate 41 to move through the first connecting rod 242, so that the pressing plate 41 can move along the inner wall of the filter housing 11.
Referring to fig. 3, the pressing plate 41 is annularly arrayed with a limiting slide block 42 on the outer side, the filter housing 11 is provided with a limiting slide groove 111 on the inner surface relative to the limiting slide block 42, and the limiting slide block 42 is matched with the limiting slide groove 111.
During the use, through spacing slider 42 and spacing spout 111 looks adaptation, utilize spacing slider 42 to slide along spacing spout 111 is inside, play limiting displacement to exerting pressure plate 41 for exerting pressure plate 41 can remove along the length direction of filter housing 11.
Referring to fig. 3 and 4, the connecting assembly 60 includes a first connecting block 61 disposed on one side of the two filter core assemblies 50 facing each other, a second connecting block 62 is disposed on one side of the pressing plate 41 close to the first connecting block 61, and a clamping member 63 having a connecting function is disposed between the second connecting block 62 and the first connecting block 61; joint part 63 is including being fixed in the grafting pole 631 on first connecting block 61 surface, and the one end that first connecting block 61 was kept away from to grafting pole 631 is fixed with joint lug 632, and joint groove 621 has been seted up for joint lug 632's surface to second connecting block 62, joint groove 621 and joint lug 632 looks adaptation. Preferably, the outer side of inserting rod 631 is fixed with joint ring 633, and ring groove 622 has been seted up for the inner wall of joint ring 633 to joint groove 621, and ring groove 622 and joint ring 633 looks adaptation.
During the use, utilize joint lug 632 and joint groove 621 looks adaptation, be in the same place first connecting block 61 and the joint of second connecting block 62 joint, and then will filter core subassembly 50 and apply pressure board 41 removable linking together, simultaneously, through utilizing joint ring 633 and ring groove 622 joint together, can increase the compactness of being connected of inserted link 631 and joint groove 621.
Referring to fig. 1 and 3, the filter element assembly 50 includes fixing rings 51 symmetrically fixed on the inner surface of the filter housing 11, a limiting slide rod 53 fixed between the two fixing rings 51, a limiting slide pipe 55 fixed at the top end of the filter core layer 52, the limiting slide pipe 55 slidably disposed on the outer side of the limiting slide rod 53, and a return spring 54 disposed between two adjacent limiting slide rods 53.
During the use, when exerting pressure plate 41 and promoting filter element assembly 50, reset spring 54 that is located between two adjacent filter element layer 52 receives the atress shrink, the interval of two adjacent filter element layer 52 reduces, when exerting pressure plate 41 and filter element layer 52 break away from mutually, the reset spring 54 that receives the atress shrink promotes filter element layer 52 and removes after expanding, in this process, under the elasticity effect of reset spring 54 release, filter element layer 52 can produce vibrations, shake off the bits of dust attached to filter element layer 52 surface, play the effect of deashing, can prolong filter element layer 52's life, also can increase filter element layer 52's filter effect, simultaneously because filter element layer 52 is in the motion in-process, can contact in more air, also can improve filter effect.
Example 2
Referring to fig. 1 to 5, the working method of the multi-stage filtration split type air cleaner of the present embodiment includes the following steps,
s1, starting a speed reducing motor 21 after the filter body 10 is successfully installed, wherein the speed reducing motor 21 works to release heat and heat inflow air;
s2, the speed reducing motor 21 drives the motor output shaft 22 to rotate, the motor output shaft 22 drives the cylindrical cam 23 and the fan blades 34 to rotate, and when the fan blades 34 rotate, airflow directed from the air inlet 12 to the interior of the vertical end 31 of the recovery shell is formed in the filter body 10;
s3, the cylindrical cam 23 drives the pressure plate 41 to reciprocate along the length direction of the inner cavity of the filter shell 11, and pressure is continuously applied to the filter element assemblies 50 on the two sides:
s4, the dust attached to the surface of the filter core layer 52 falls into the surface of the cleaning and recycling part 30 under the vibration effect brought by the shrinkage and release process;
s5, under the action of wind power generated by the fan blades 34, the dust passes through the feeding hole 331 and enters the interior of the vertical end 31 of the recovery shell, and the work is finished.
During the use, exert pressure to filter element assembly 50 through drive pressure plate 41, produce vibrations, the dust on filter element layer 52 surface shakes off, can play the clearance effect to the ash bits, and the ash bits that rethread wind-force effect will drop are collected. Through clearance and collection dirt, can reduce and avoid the surperficial adnexed too much of dirt of filter core layer 52, reduce the availability factor.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (9)

1. Split type air cleaner of multistage filtration, including filter body (10), filter body (10) include filter casing (11), filter casing (11) inside is formed with the inner chamber, and the inner chamber both ends are formed with air inlet (12) that are used for admitting air, gas outlet (13) that are used for giving vent to anger respectively, its characterized in that: the filter comprises a filter shell (11), wherein two compressible filter element assemblies (50) which are distributed oppositely are accommodated in an inner cavity of the filter shell (11), each filter element assembly (50) is composed of a plurality of filter core layers (52) which can elastically stretch out and draw back along the length direction of the filter shell (11), a pressing assembly which can intermittently and unidirectionally press is arranged between every two adjacent filter element assemblies (50), each pressing assembly comprises a pressing plate (41) which can reciprocate along the length direction of the filter shell (11), each pressing plate (41) is in elastic contact with each filter element assembly (50), and when each pressing plate (41) applies force to one filter element assembly (50), the other filter element assembly (50) is elastically opened after the force is removed;
the filter element assembly (50) comprises fixing rings (51) which are symmetrically fixed on the inner surface of a filter shell (11), a limiting slide rod (53) is fixed between the two fixing rings (51), a limiting slide pipe (55) is fixed at the top end of a filter core layer (52), the limiting slide pipe (55) is slidably arranged on the outer side of the limiting slide rod (53), and a reset spring (54) is arranged between the two adjacent limiting slide pipes (55).
2. The multi-stage filtration split type air cleaner of claim 1, wherein: the pressurizing assembly comprises a driving component (20) arranged in an inner cavity of the filter shell (11), the driving component (20) comprises a speed reducing motor (21) located at one end of the air inlet (12), one end, facing the air outlet (13), of the speed reducing motor (21) is provided with a motor output shaft (22) used for outputting power, the motor output shaft (22) is linked with a reciprocating component, and the reciprocating component drives the pressurizing plate (41) to reciprocate along the length direction of the filter shell (11).
3. The multi-stage filtration split-type air cleaner of claim 2, wherein: the filter core component (50) and the pressure applying plate (41) are provided with a connecting component (60) with a connecting function, the filter core component (50) and the pressure applying plate (41) are clamped through the connecting component (60), when the pressure applying plate (41) moves, one filter core component (50) is clamped with the pressure applying plate (41), and the other filter core component (50) is separated from the pressure applying plate (41).
4. The multi-stage filtration split-type air cleaner of claim 2, wherein: the reciprocating component comprises a cylindrical cam (23) sleeved on the outer side of the motor output shaft (22), the surface of the cylindrical cam (23) is matched with a reciprocating sleeve (24) capable of reciprocating along the length direction of the cylindrical cam (23), a reciprocating thread groove is formed in the surface of the cylindrical cam (23), a cam slider (241) is fixed on one side, facing the surface of the cylindrical cam (23), of the reciprocating sleeve (24), and the cam slider (241) is matched with the reciprocating thread groove;
the cylindrical cam (23) is sleeved with a second connecting rod (57) relative to the surface of the filter core layer (52), and the second connecting rod (57) is fixedly connected with the filter core layer (52) through a connecting sleeve (56).
5. The multi-stage filtration split-type air cleaner of claim 4, wherein: the edge of the filter core layer (52) extending towards the axis of the inner cavity of the filter shell (11) is provided with a cleaning and recovering component (30) with a collecting function, and the cleaning and recovering component (30) is sleeved on the outer side of the motor output shaft (22).
6. The multi-stage filtration split type air cleaner of claim 5, wherein: the clearance is retrieved part (30) and is located recovery shell horizontal segment (33) in cylindric cam (23) outside including the cover, the one end of retrieving shell horizontal segment (33) and keeping away from cylindric cam (23) is connected with and retrieves the vertical end of shell (31), the inside of retrieving the vertical end of shell (31) is provided with and motor output shaft (22) coaxial pivoted flabellum (34), and when flabellum (34) rotated, the formation was kept away from the air current of the one end of flabellum (34) to retrieving the vertical end of shell (31).
7. The multi-stage filtration split type air cleaner of claim 6, wherein: the recycling shell horizontal section (33) is provided with a feeding hole (331) along the length direction, an opening of the feeding hole (331) on the outer surface of the recycling shell horizontal section (33) penetrates through the inner wall of the recycling shell horizontal section (33) and extends to the inner surface of the recycling shell horizontal section (33) in a converging manner.
8. The multi-stage filtration split-type air cleaner of claim 3, wherein: the connecting assembly (60) comprises first connecting blocks (61) arranged on one opposite sides of the two filter element assemblies (50), second connecting blocks (62) are arranged on one sides, close to the first connecting blocks (61), of the pressing plates (41), and clamping components (63) with connecting functions are arranged between the second connecting blocks (62) and the first connecting blocks (61).
9. The method of operating a multi-stage filtration split air cleaner according to claim 7 wherein: comprises the following steps of (a) carrying out,
s1, starting a speed reducing motor (21) after a filter body (10) is successfully installed, wherein the speed reducing motor (21) works to release heat and heat inflow air;
s2, a speed reducing motor (21) drives a motor output shaft (22) to rotate, the motor output shaft (22) drives a cylindrical cam (23) and a fan blade (34) to rotate, and when the fan blade (34) rotates, airflow pointing to the interior of a vertical end (31) of a recovery shell from an air inlet (12) is formed in the filter body (10);
s3, the cylindrical cam (23) drives the pressing plate (41) to reciprocate along the length direction of the inner cavity of the filter shell (11), and pressure is continuously and successively applied to the filter element assemblies (50) on two sides:
s4, dust attached to the surface of the filter core layer (52) falls into the surface of the cleaning and recycling component (30) under the vibration effect brought by the contraction and release process;
s5, under the action of wind power generated by the fan blades (34), the dust passes through the feeding hole (331) and enters the interior of the vertical end (31) of the recycling shell, and the work is finished.
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JPH0833823A (en) * 1994-07-22 1996-02-06 Nittetsu Mining Co Ltd Reinforced filter element
CN106390572A (en) * 2016-10-10 2017-02-15 无锡大功机械制造有限公司 Vibration filtering type sewage treatment device
CN207892735U (en) * 2017-12-29 2018-09-21 吉利汽车研究院(宁波)有限公司 A kind of self-cleaning air cleaner
CN111577491A (en) * 2020-06-08 2020-08-25 赵祖齐 Durable vehicle air filter
CN212348020U (en) * 2020-04-27 2021-01-15 安徽国博机电设备有限公司 Central dust removal device
CN212700742U (en) * 2020-06-11 2021-03-16 西安爱菊油脂有限公司 Plate type closed filter
CN212942005U (en) * 2020-08-10 2021-04-13 浙江诚盈亿深冷装备有限公司 Air cleaner convenient to clearance

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JPH0833823A (en) * 1994-07-22 1996-02-06 Nittetsu Mining Co Ltd Reinforced filter element
CN106390572A (en) * 2016-10-10 2017-02-15 无锡大功机械制造有限公司 Vibration filtering type sewage treatment device
CN207892735U (en) * 2017-12-29 2018-09-21 吉利汽车研究院(宁波)有限公司 A kind of self-cleaning air cleaner
CN212348020U (en) * 2020-04-27 2021-01-15 安徽国博机电设备有限公司 Central dust removal device
CN111577491A (en) * 2020-06-08 2020-08-25 赵祖齐 Durable vehicle air filter
CN212700742U (en) * 2020-06-11 2021-03-16 西安爱菊油脂有限公司 Plate type closed filter
CN212942005U (en) * 2020-08-10 2021-04-13 浙江诚盈亿深冷装备有限公司 Air cleaner convenient to clearance

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