CN111775668A

CN111775668A - Automatic supplementary change device that disinfects of non-woven fabrics air filter

Info

Publication number: CN111775668A
Application number: CN202010746274.0A
Authority: CN
Inventors: 王亚
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2020-10-16

Abstract

The invention discloses an automatic sterilization auxiliary replacing device for a non-woven fabric air filter element, which comprises a vehicle body, wherein a filter cavity for storing the air filter element is arranged in the vehicle body, an outlet communicated with the filter cavity and the outside is arranged in the upper inner wall of the filter cavity, a sealing mechanism for sealing the filter cavity is arranged in the outlet, and a limiting mechanism for limiting the air filter element is arranged in the filter cavity, the device has simple structure and convenient operation, when the air filter element needs to be replaced, a screw is manually screwed out, the device automatically unlocks a frame for installing the air filter element and automatically ejects the unlocked frame, so that the air filter element does not need to be manually taken out from a narrow space by a person, the replaced frame of the air filter element is directly pressed down during installation, the locking of the frame is automatically completed, and additional calibration is not needed, thereby the process of changing the air filter element is greatly simplified, the filter element is convenient for people to change, and the efficiency is improved.

Description

Automatic supplementary change device that disinfects of non-woven fabrics air filter

Technical Field

The invention relates to the field of non-woven fabrics, in particular to an automatic sterilization auxiliary replacing device for a non-woven fabric air filter element.

Background

The air filter element is a filter, also called air filter cartridge, air filter, style, etc. The air filter is mainly used for filtering air in engineering locomotives, automobiles, agricultural locomotives, laboratories, sterile operation rooms and various precision operation rooms;

present car air cleaner adopts the non-woven fabrics to make, but air cleaner on the car now is when changing, need the car owner to require to change to 4S in-store initiative mostly, consuming time is hard and need extra payment expense, and when the car owner is autonomic change air cleaner, because the difference of motorcycle type, some cars are from the preceding dismouting change, and some the copilot need be in the car the copilot dismouting, inconvenience very, and when installing again after tearing open, need go the exact according to the design of car itself and put, the degree of difficulty of installation has been increased.

Disclosure of Invention

The invention aims to solve the technical problem of providing an automatic sterilization auxiliary replacing device for a non-woven fabric air filter element, and solving the problems of high difficulty in automatic replacement of an automobile air filter element and the like.

The invention is realized by the following technical scheme.

The invention relates to an automatic sterilization auxiliary replacing device for a non-woven fabric air filter element, which comprises a vehicle body, wherein a filter cavity for storing the air filter element is arranged in the vehicle body, an outlet communicated with the filter cavity and the outside is arranged in the upper inner wall of the filter cavity, a closing mechanism for closing the filter cavity is arranged in the outlet, a limiting mechanism for limiting the air filter element is arranged in the filter cavity, the limiting mechanism comprises a frame which is positioned in the filter cavity and used for storing the air filter element, two limiting grooves with upward openings and communicated with the filter cavity are arranged in the frame, the inner wall far away from the inner space of the frame is provided with a left-opening ejection groove, the ejection groove is connected with an ejection block with the left end positioned in the filter cavity in a sliding way, the right end of the ejection block is fixedly connected with the right inner wall of the ejection groove, the left end of the ejection block is fixed with a limiting block of which the left end is positioned at the right side in the limiting groove, the left inner wall of the filter cavity is internally provided with a translation cavity with a rightward opening, the translation cavity is internally connected with a translation plate in a sliding way, the left end of the translation plate is fixed with a translation spring of which the left end is fixedly connected with the left inner wall of the translation cavity, the upper inner wall of the filter cavity is internally provided with a spring groove of which the lower inner wall is communicated with the filter cavity, the spring groove is internally connected with a spring block in a sliding way, the spring block is fixedly connected with the right inner wall of the spring groove through an extension spring, the lower end of the spring block is fixed with a connecting block of which the lower end is positioned in the filter cavity, the lower end of the connecting block is fixed with a pushing block, the left end of the pushing block is fixed with two extension, it is equipped with the sliding tray that the opening is decurrent to run through intracavity upper inner wall, sliding tray sliding connection has the sliding block and connects the sliding block with the sliding spring of sliding tray left side inner wall, the sliding block lower extreme is fixed with the right-hand member and is located the left side limiting groove and left end with the stopper of translation pole contact, be equipped with in the inner wall under the filter chamber and can jack-up the slewing mechanism of frame, be equipped with in the inner wall behind the filter chamber and can right the filter core of depositing in the frame carries out the dust absorption mechanism that removes ash.

Furthermore, the sealing mechanism comprises a sealing plate positioned in the outlet, two screw holes with upward openings are arranged in the lower inner wall of the outlet, the screw holes are internally connected with screws with upper ends penetrating through the sealing plate, a lower pressing plate and a compression spring supporting the lower pressing plate are slidably connected in the screw holes, a rope is fixed at the lower end of the lower pressing plate, the lower end of the rope at the left side penetrates through the lower inner wall of the screw holes and the left inner wall of the translation cavity and is fixedly connected with the translation plate, the lower end of the rope at the right side penetrates through the lower inner wall of the screw holes and the right inner wall of the ejection groove and is fixedly connected with the ejection block, a limiting groove with a right opening is arranged in the sealing plate, a lifting cavity with a left opening is arranged in the right inner wall of the outlet, a lower pressing block is slidably connected in the lifting cavity, and a lifting spring with an upper, the lower pressing block is internally provided with a moving hole penetrating through the lower pressing block, the moving hole is internally provided with a limiting rod of which the left end is positioned in the limiting groove, the right end of the limiting rod is fixed with a moving spring of which the right end is in contact with the right inner wall of the lifting cavity, and the lower end of the lower pressing block is fixed with a connecting rope.

Further, the rotating mechanism comprises an air inlet pipeline positioned on the upper inner wall of the filter cavity and an air outlet hole positioned on the lower inner wall of the filter cavity, a rotating cavity communicated with the air outlet hole and the filter cavity is arranged in the lower inner wall of the filter cavity, a rotating shaft is rotatably connected between the front inner wall and the rear inner wall of the rotating cavity and is connected with the inner wall of the rotating cavity through a torsion spring, a rotating plate is fixedly connected onto the rotating shaft, two layers of net plates are fixed in the space of the inner wall of the rotating plate, a lifting cavity with an upward opening is arranged in the lower inner wall of the rotating cavity, a limiting spring with the upper end in contact with the rotating plate and a lifting spring supporting the limiting spring are slidably connected in the lifting cavity, a clamping groove with a rightward opening is arranged in the limiting spring, a limiting slide with a leftward opening is arranged on the right inner wall of the lifting cavity, and a trapezoidal block with, the right end of the trapezoid block is fixed with a limiting spring fixedly connected with the right inner wall of the limiting slide way, and the lower end of the connecting rope penetrates through the lower inner wall of the lifting cavity and the right inner wall of the limiting slide way and is fixedly connected with the trapezoid block.

Further, the dust suction mechanism comprises a moving cavity with a forward opening and arranged in the rear inner wall of the filter cavity, an electric guide rail is fixedly connected to the lower end wall of the moving cavity, a moving block which can be driven by the electric guide rail to move is arranged in the moving cavity, a pressing cavity with a forward opening is arranged in the moving block, an air suction block is connected in the pressing cavity in a sliding manner, an air cavity with a downward opening is arranged in the air suction block, a pushing spring fixedly connected with the rear inner wall of the pressing cavity is fixed to the rear end of the air suction block, a pressing spring with the upper end in contact with the upper inner wall of the pressing cavity is fixed to the upper end of the air suction block, an air outlet pipeline with the rear end extending into the vehicle body is arranged on the rear inner wall, a smell sensor for detecting the musty smell and an air pump for pumping air are arranged in the air outlet pipeline, a lock chain is fixed to the, a lifting groove with a backward opening is arranged in the front inner wall of the rotating cavity, a sliding cavity penetrating through the moving block is arranged on the rear inner wall of the rotating cavity, a rotating shaft is arranged in the rotating cavity, supporting blocks are rotatably connected at the front end and the rear end of the rotating shaft, the front end of the supporting block at the front side is positioned in the lifting groove, the supporting block at the rear side is positioned in the sliding cavity, the rotating shaft is fixedly connected with a rotating gear and a rope winding wheel, the rear end of the chain penetrates through the moving block and is wound on the rope winding wheel, the lower inner wall of the moving cavity is also fixedly connected with a rack, the lower end of the rotating gear is positioned in the moving cavity and is meshed with the rack, the inner wall fixedly connected with front end is located in the sliding cavity behind the removal chamber, the backup pad rear end is articulated to have the lower extreme to be located the rotor plate of sliding cavity, still be connected with torsion spring between rotor plate and the backup pad.

Further, the elastic force of the compression spring is greater than that of the translation spring, the elastic force of the compression spring is greater than that of the ejection spring, and the elastic force of the compression spring is greater than that of the lifting spring.

The invention has the beneficial effects that: the device simple structure, the simple operation, when needing to change air filter, the screw is twisted out manually, the automatic unblock to the frame of installation air filter is accomplished to the device, and accomplish ejecting to the frame after the unblock automatically, thereby it takes out air filter to need not the manual narrow and small space of follow of people, in the installation, the frame of the air filter who has changed is directly being pressed fitting down, thereby accomplish the locking to the frame automatically, do not need extra calibration, thereby very big simplification the process of changing air filter, the people of being convenient for self renew cartridge, and the efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of the structure A-A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is an enlarged view of the structure B-B in FIG. 2 according to an embodiment of the present invention;

FIG. 4 is an enlarged view of the structure at C in FIG. 1 according to an embodiment of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

With reference to fig. 1-4, the automatic sterilization auxiliary replacing device for the non-woven fabric air filter element comprises a vehicle body 10, wherein a filter chamber 24 for storing the air filter element is arranged in the vehicle body 10, an outlet 22 for communicating the filter chamber 24 with the outside is arranged in the upper inner wall of the filter chamber 24, a closing mechanism 87 for closing the filter chamber 24 is arranged in the outlet 22, a limiting mechanism 85 for limiting the air filter element is arranged in the filter chamber 24, the limiting mechanism 85 comprises a frame 29 for storing the air filter element and is positioned in the filter chamber 24, two limiting grooves 36 with openings facing upwards and being far away from the inner space of the frame 29 and communicated with the filter chamber 24 are arranged in the frame 29, an ejection groove 37 with an opening facing leftwards is arranged in the right inner wall of the filter chamber 24, and an ejection block 38 with a left end positioned in the filter chamber 24 is slidably connected in the ejection groove 37, an ejection spring 35 with the right end fixedly connected with the right inner wall of the ejection groove 37 is fixed at the right end of the ejection block 38, a limiting block 39 with the left end positioned at the right side is fixed at the left end of the ejection block 38, a translation cavity 52 with the right opening is arranged in the left inner wall of the filter cavity 24, a translation plate 55 is connected in the translation cavity 52 in a sliding manner, a translation spring 53 with the left end fixedly connected with the left inner wall of the translation cavity 52 is fixed at the left end of the translation plate 55, a spring groove 16 with the lower inner wall communicated with the filter cavity 24 is arranged in the upper inner wall of the filter cavity 24, a spring block 12 is connected in the spring groove 16 in a sliding manner, the spring block 12 is fixedly connected with the right inner wall of the spring groove 16 through an extension spring 17, a connecting block 11 with the lower end positioned in the filter cavity 24 is fixed at the lower end of the spring block 12, a pushing block 60 is fixed at the lower end of the, the filter is characterized in that a through cavity 57 penetrating through the pushing block 60 is formed in the pushing block 60, the right end of the translation plate 55 is fixed with a translation rod 56 with the right end located in the through cavity 57, a sliding groove 13 with a downward opening is formed in the inner wall of the through cavity 57, a sliding block 15 and a sliding spring 14 are connected in the sliding groove 13 in a sliding mode, the sliding block 15 is connected with the left inner wall of the sliding groove 13 in a sliding mode, the lower end of the sliding block 15 is fixed with a limiting block 58 with the right end located on the left side in the limiting groove 36 and the left end in contact with the translation rod 56, a rotating mechanism 84 capable of jacking the frame 29 is arranged in the inner wall of the lower portion of the filter cavity 24, and a dust collection mechanism 86 capable of removing dust of the filter element stored in the frame.

Beneficially, the closing mechanism 87 includes a closing plate 21 located in the outlet 22, two screw holes 20 with upward openings are provided in the lower inner wall of the outlet 22, a screw 19 with an upper end penetrating through the closing plate 21 is connected to the screw hole 20 through an internal thread, a lower pressing plate 34 and a compression spring 32 supporting the lower pressing plate 34 are slidably connected to the screw hole 20, a rope 54 is fixed to the lower end of the lower pressing plate 34, the lower end of the left side rope 54 penetrates through the lower inner wall of the screw hole 20 and the left inner wall of the translation cavity 52 and is fixedly connected to the translation plate 55, the lower end of the right side rope 54 penetrates through the lower inner wall of the screw hole 20 and the right inner wall of the ejecting groove 37 and is fixedly connected to the ejecting block 38, a limiting groove 78 with a rightward opening is provided in the closing plate 21, a leftward opening lifting cavity 79 is provided in the right inner wall of the outlet 22, lower briquetting 33 upper end be fixed with the upper end with inner wall fixed connection's lifting spring 81 on the lifting chamber 79, be equipped with in the lower briquetting 33 and run through the removal hole 82 of lower briquetting 33, it is located to be equipped with the left end in the removal hole 82 gag lever post 80 in the spacing groove 78, gag lever post 80 right-hand member be fixed with the right-hand member with the removal spring 83 of the contact of the right inner wall of lifting chamber 79, lower briquetting 33 lower extreme is fixed with connects rope 62.

Beneficially, the rotating mechanism 84 includes an air inlet pipe 18 located on the upper inner wall of the filter cavity 24 and an air outlet hole 48 located on the lower inner wall of the filter cavity 24, a rotating cavity 61 communicating the air outlet hole 48 with the filter cavity 24 is provided in the lower inner wall of the filter cavity 24, a rotating shaft 59 is rotatably connected between the front and rear inner walls of the rotating cavity 61, the rotating shaft 59 is connected with the inner wall of the rotating cavity 61 through a torsion spring, a rotating plate 49 is fixedly connected to the rotating shaft 59, two layers of net plates 47 are fixed in the inner wall space of the rotating plate 49, a lifting cavity 44 with an upward opening is provided in the lower inner wall of the rotating cavity 61, a limiting spring 40 with an upper end contacting the rotating plate 49 and a lifting spring 43 supporting the limiting spring 40 are slidably connected in the lifting cavity 44, a clamping groove 46 with a right opening is provided in the limiting spring 40, a limiting slide 41 with a left opening is provided in the right, the limiting slide rail 41 is internally and slidably connected with a trapezoidal block 42, the left end of the trapezoidal block 42 is located in the clamping groove 46, the right end of the trapezoidal block 42 is fixedly provided with a limiting spring 40, the right inner wall of the limiting slide rail 41 is fixedly connected with the right inner wall of the limiting spring, and the lower end of the connecting rope 62 penetrates through the lower inner wall of the lifting cavity 79 and the right inner wall of the limiting slide rail 41 and is fixedly connected with the trapezoidal block 42.

Beneficially, the dust suction mechanism 86 includes a moving cavity 31 with a forward opening and arranged in the rear inner wall of the filter cavity 24, the lower end wall of the moving cavity 31 is fixedly connected with an electric guide rail 30, a moving block 28 capable of being driven by the electric guide rail 30 to move is arranged in the moving cavity 31, a downward pressing cavity 27 with a forward opening is arranged in the moving block 28, an air suction block 25 is slidably connected in the downward pressing cavity 27, an air cavity 77 with a downward opening is arranged in the air suction block 25, a pushing spring 76 fixedly connected with the rear inner wall of the downward pressing cavity 27 is fixed at the rear end of the air suction block 25, a downward pressing spring 26 with an upper end contacting with the upper inner wall of the downward pressing cavity 27 is fixed at the upper end of the air suction block 25, an air outlet pipe 72 with a rear end extending into the vehicle body 10 is arranged on the rear inner wall, a smell sensor 73 for detecting a musty smell and an air pump, a chain 75 is fixed at the rear end of the air suction block 25, a rotating cavity 63 with a downward opening is arranged in the moving block 28, a lifting groove 71 with a backward opening is arranged in the front inner wall of the rotating cavity 63, a sliding cavity 65 penetrating through the moving block 28 is arranged on the rear inner wall of the rotating cavity 63, a rotating shaft 67 is arranged in the rotating cavity 63, supporting blocks 66 are rotatably connected at the front end and the rear end of the rotating shaft 67, the front end of the supporting block 66 at the front side is positioned in the lifting groove 71, the supporting block 66 at the rear side is positioned in the sliding cavity 65, a rotating gear 64 and a rope winding wheel 69 are fixedly connected on the rotating shaft 67, the rear end of the chain 75 penetrates through the moving block 28 and is wound on the rope winding wheel 69, a rack 68 is fixedly connected on the lower inner wall of the moving cavity 31, the lower end of the rotating gear 64 is positioned in the moving cavity 31 and is meshed with the rack 68, the front end is fixedly connected on, a rotating plate 70 with a lower end located in the sliding cavity 65 is hinged to the rear end of the supporting plate 50, and a torsion spring is further connected between the rotating plate 70 and the supporting plate 50.

Advantageously, the elastic force of the compression spring 32 is greater than that of the translation spring 53, the elastic force of the compression spring 32 is greater than that of the eject spring 35, and the elastic force of the compression spring 32 is greater than that of the lift spring 81.

In the initial state, the extension spring 17 and the slide spring 14 are in a stretched state, and the extension spring 51, the push spring 76, the compression spring 32, and the lift spring 43 are in a compressed state.

When the air filter core needs to be cleaned, the electric guide rail 30 works to drive the moving block 28 to move leftwards, so that the supporting block 66 moves upwards along the rotating plate 70, so that the rotating gear 64 is disengaged from the rack 68, at the moment, the pushing spring 76 resets to drive the air suction block 25 to move forwards and is positioned in the filter cavity 24, so that the air cavity 77 is positioned at the upper side of the air filter core, the air pump 74 works to draw air to start dust removal for the air filter core, when the odor sensor 73 detects the musty odor from the drawn air, an alarm is given to a vehicle owner to indicate that the air filter core needs to be replaced, when the electric guide rail 30 moves to the leftmost side, the supporting block 66 is positioned at the left side of the supporting plate 50, so that the supporting block 66 descends under the action of self weight, so that the rotating gear 64 is meshed with the rack 68 again, then the electric guide rail 30 works to, thereby rotating the rotation shaft 67 to rotate the pulley 69 to wind the chain 75, thereby returning the backward movement of the suction block 25 to return and compressing the push spring 76 to return;

when the air filter element needs to be replaced manually, two screws 19 are screwed, so that the screws 19 move upwards, the compression springs 32 are reset to drive the lower pressure plate 34 to move upwards, the ropes 54 are pulled, the translation plate 55 moves leftwards and compresses the translation springs 53, the translation rod 56 moves leftwards, the sliding block 15 moves leftwards under the action of the sliding springs 14, the right end of the limiting block 58 leaves the limiting groove 36 on the left side, the ejector block 38 on the right side moves rightwards, the limiting block 39 leaves the limiting groove 36 on the right side and simultaneously compresses the ejector springs 35, and the frame 29 is not limited;

when two screws 19 are screwed out, the closing plate 21 is moved upwards, so that the lower pressing block 33 is driven to move upwards and the lifting spring 81 is compressed, the connecting rope 62 is tensioned, the trapezoidal block 42 is separated from the clamping groove 46, the lifting spring 43 is reset to drive the limiting spring 40 to move upwards, the rotating plate 49 is rotated, the right end of the frame 29 is driven to move upwards, the stretching spring 17 is reset to drive the electric spring block 12 to move rightwards, the connecting block 11 and the pushing block 60 move rightwards, the frame 29 moves upwards in a tilting mode, so that an operator does not need to stretch hands into the filter cavity 24, the limiting rod 80 is separated from the limiting groove 78 to pinch when the closing plate 21 is separated from the outlet 22, the lifting spring 81 is reset to drive the lower pressing block 33 to descend, the connecting rope 62 is loosened, and the limiting spring 40 is reset to drive the trapezoidal block 42 to move leftwards to reset;

when the air filter element is replaced, the frame 29 provided with the air filter element is manually pressed downwards, so that the rotating plate 49 rotates and descends, the pushing block 60 moves leftwards, the connecting block 11 and the spring block 12 move leftwards, the extension spring 17 is stretched, the rotating plate 49 descends and presses the limiting spring 40 downwards, the lifting spring 43 is compressed, the trapezoidal blocks 42 return to the clamping grooves 46 and limit the limiting spring 40 again, when the screw 19 is tightened again, the lower pressing plate 34 descends again and compresses the compression spring 32, the rope 54 loosens again, the translation spring 53 resets to drive the translation plate 55 to reset, the translation rod 56 and the limiting block 58 reset, the limiting block 58 returns to the limiting groove 36 on the left side, the ejecting spring 35 on the right side resets to drive the ejecting block 38 to reset, the limiting block 39 returns to the limiting groove 36 on the right side again, and a user can accurately fix the frame 29 without paying extra attention to the position of the frame 29, thereby facilitating installation.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automatic supplementary change device that disinfects of non-woven fabrics air filter, includes the automobile body, its characterized in that: the vehicle body is internally provided with a filter cavity for storing an air filter element, the upper inner wall of the filter cavity is internally provided with an outlet communicated with the filter cavity and the outside, the outlet is internally provided with a sealing mechanism for sealing the filter cavity, the filter cavity is internally provided with a limiting mechanism for limiting the air filter element, the limiting mechanism comprises a frame which is positioned in the filter cavity and used for storing the air filter element, the frame is internally provided with two limiting grooves with upward openings and far away from the inner space of the frame and communicated with the filter cavity, the right inner wall of the filter cavity is internally provided with an ejection groove with a leftward opening, the ejection groove is internally and slidably connected with an ejection block with the left end positioned in the filter cavity, the right end of the ejection block is fixedly provided with an ejection spring with the right end fixedly connected with the right inner wall of the ejection groove, and the left end of the ejection block is fixedly, be equipped with the translation chamber that the opening is right in the wall of filter chamber left side, translation intracavity sliding connection has the translation board, translation board left end fixed have the left end with translation chamber left side inner wall fixed connection's translation spring, be equipped with down the inner wall intercommunication in the wall of filter chamber upper wall the spring groove of filter chamber, sliding connection has the spring block in the spring groove, the spring block with through extension spring fixed connection between the wall of spring groove right side, the spring block lower extreme is fixed with the lower extreme and is located the connecting block in the filter chamber, the connecting block lower extreme is fixed with and promotes the piece just it is fixed with two expanding spring to promote the piece left end, it runs through to be equipped with in the promotion piece the chamber that link up of promotion piece, the translation board right-hand member is fixed with the right-hand member and is located link up the translation pole of intracavity, it is equipped with the decurrent sliding tray of opening in the intracavity upper inner wall to run through, sliding The movable spring, the sliding block lower extreme is fixed with the right-hand member and is located the left side limiting groove and the left end with the stopper of translation pole contact, be equipped with in the inner wall under the filter chamber and jack-up the slewing mechanism of frame, be equipped with in the inner wall behind the filter chamber and can right the filter core of depositing in the frame carries out the dust absorption mechanism that removes ash.

2. The automatic sterilization auxiliary replacing device for the non-woven fabric air filter element according to claim 1, characterized in that: the rotating mechanism comprises a sealing plate positioned in the outlet, two screw holes with upward openings are arranged in the lower inner wall of the outlet, the screw holes are internally threaded and are connected with screws with upper ends penetrating through the sealing plate, a lower pressing plate and a compression spring supporting the lower pressing plate are slidably connected in the screw holes, a rope is fixed at the lower end of the lower pressing plate, the lower end of the rope at the left side penetrates through the lower inner wall of the screw hole and the left inner wall of the translation cavity and is fixedly connected with the translation plate, the lower end of the rope at the right side penetrates through the lower inner wall of the screw hole and the right inner wall of the ejection groove and is fixedly connected with the ejection block, a limit groove with a right opening is arranged in the sealing plate, a lifting cavity with a left opening is arranged in the right inner wall of the outlet, a lower pressing block is slidably connected in the lifting cavity, and a, the lower pressing block is internally provided with a moving hole penetrating through the lower pressing block, the moving hole is internally provided with a limiting rod of which the left end is positioned in the limiting groove, the right end of the limiting rod is fixed with a moving spring of which the right end is in contact with the right inner wall of the lifting cavity, and the lower end of the lower pressing block is fixed with a connecting rope.

3. The automatic sterilization auxiliary replacing device for the non-woven fabric air filter element according to claim 1, characterized in that: the sealing mechanism comprises a sealing plate positioned in the outlet, two screw holes with upward openings are arranged in the lower inner wall of the outlet, the screw holes are internally threaded with screws with upper ends penetrating through the sealing plate, a lower pressing plate and a compression spring supporting the lower pressing plate are slidably connected in the screw holes, a rope is fixed at the lower end of the lower pressing plate, the lower end of the rope at the left side penetrates through the lower inner wall of the screw hole and the left inner wall of the translation cavity and is fixedly connected with the translation plate, the lower end of the rope at the right side penetrates through the lower inner wall of the screw hole and the right inner wall of the ejection groove and is fixedly connected with the ejection block, a limit groove with a right opening is arranged in the sealing plate, a lifting cavity with a left opening is arranged in the right inner wall of the outlet, a lower pressing block is slidably connected in the lifting cavity, and a lifting spring with, the lower pressing block is internally provided with a moving hole penetrating through the lower pressing block, the moving hole is internally provided with a limiting rod of which the left end is positioned in the limiting groove, the right end of the limiting rod is fixed with a moving spring of which the right end is in contact with the right inner wall of the lifting cavity, and the lower end of the lower pressing block is fixed with a connecting rope.

4. The automatic sterilization auxiliary replacing device for the non-woven fabric air filter element according to claim 1, characterized in that: the dust collection mechanism comprises a moving cavity with a forward opening and arranged in the rear inner wall of the filter cavity, an electric guide rail is fixedly connected to the lower end wall of the moving cavity, a moving block capable of being driven by the electric guide rail to move is arranged in the moving cavity, a downward pressing cavity with a forward opening is arranged in the moving block, an air suction block is connected in the downward pressing cavity in a sliding manner, an air cavity with a downward opening is arranged in the air suction block, a pushing spring fixedly connected with the rear inner wall of the downward pressing cavity is fixed to the rear end of the air suction block, a downward pressing spring with the upper end in contact with the upper inner wall of the downward pressing cavity is fixed to the upper end of the air suction block, an air outlet pipeline with the rear end extending into the vehicle body is arranged on the rear inner wall, a smell sensor for detecting the musty smell and an air pump for pumping air are arranged in the air outlet pipeline, a lifting groove with a backward opening is arranged in the front inner wall of the rotating cavity, a sliding cavity penetrating through the moving block is arranged on the rear inner wall of the rotating cavity, a rotating shaft is arranged in the rotating cavity, supporting blocks are rotatably connected at the front end and the rear end of the rotating shaft, the front end of the supporting block at the front side is positioned in the lifting groove, the supporting block at the rear side is positioned in the sliding cavity, the rotating shaft is fixedly connected with a rotating gear and a rope winding wheel, the rear end of the chain penetrates through the moving block and is wound on the rope winding wheel, the lower inner wall of the moving cavity is also fixedly connected with a rack, the lower end of the rotating gear is positioned in the moving cavity and is meshed with the rack, the inner wall fixedly connected with front end is located in the sliding cavity behind the removal chamber, the backup pad rear end is articulated to have the lower extreme to be located the rotor plate of sliding cavity, still be connected with torsion spring between rotor plate and the backup pad.

5. The automatic sterilization auxiliary replacing device for the non-woven fabric air filter element according to claim 1, characterized in that: the elastic force of the compression spring is greater than that of the translation spring, the elastic force of the compression spring is greater than that of the ejection spring, and the elastic force of the compression spring is greater than that of the lifting spring.