CN113757005A - Self-cleaning air filter - Google Patents
Self-cleaning air filter Download PDFInfo
- Publication number
- CN113757005A CN113757005A CN202111114626.1A CN202111114626A CN113757005A CN 113757005 A CN113757005 A CN 113757005A CN 202111114626 A CN202111114626 A CN 202111114626A CN 113757005 A CN113757005 A CN 113757005A
- Authority
- CN
- China
- Prior art keywords
- fixed
- exhaust pipe
- dust exhaust
- rod
- dust
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/08—Air cleaners with means for removing dust, particles or liquids from cleaners; with means for indicating clogging; with by-pass means; Regeneration of cleaners
- F02M35/084—Dust collection chambers or discharge sockets, e.g. chambers fed by gravity or closed by a valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/08—Air cleaners with means for removing dust, particles or liquids from cleaners; with means for indicating clogging; with by-pass means; Regeneration of cleaners
- F02M35/086—Dust removal by flushing, blasting, pulsating or aspirating flow, washing or the like; Mechanical dust removal, e.g. by using scrapers
Abstract
The invention relates to the field of filters, in particular to a self-cleaning air filter which comprises a shell, wherein an air inlet pipe and an air outlet pipe are fixed on the shell, a filter cartridge is further fixed inside the shell below the air outlet pipe, a bottom cover is further fixed below the shell, a dust exhaust pipe is fixed on the bottom cover, a motor is fixed inside the dust exhaust pipe, a rotating shaft is fixed at the output end of the motor, a plurality of fan blades are fixed on the rotating shaft, a fixing plate is further fixed on the dust exhaust pipe, a sliding plate in sliding connection with the dust exhaust pipe is further arranged on the dust exhaust pipe, a spring is further fixed between the fixing plate and the sliding plate, two sides of the tail end of the dust exhaust pipe are respectively provided with a non-return device, each non-return device comprises two supporting blocks fixed at the tail end of the dust exhaust pipe, and a supporting rod is fixed between the two supporting blocks. The fan blades are driven by the motor to rotate to open the dust exhaust pipe, and the fan blades are discharged after being extracted from the inner part of the bottom cover when rotating, so that the problem of dust backflow cannot be caused.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of filters, in particular to a self-cleaning air filter.
[ background of the invention ]
The air filter is mainly used for filtering dust and impurities in air and providing clean air for an internal combustion engine so as to reduce the abrasion of the engine. And engineering machinery, construction machinery and the like often work in areas with serious dust, such as building sites, mines and the like, a filter element in an air filter can be blocked by dust deposition in a short time, the air inlet resistance and the oil consumption of an engine are increased, and the power output of the engine is influenced. Air cleaner generally installs in engineering machine's cabin body the inside, and automatic clearance exhaust dust will fall into the under-deck in following air cleaner, if clearance under-deck dust, will increase mechanical equipment maintenance personnel's man-hour and working strength, if do not clear up under-deck dust, the long-term deposition of month will lead to the under-deck dirty, and the oil absorption of easily absorbing water accelerates the ageing corrosion of other equipment in the cabin body, increases the equipment and rolls over the damage.
The pulse valve is a pneumatic element, and can release compressed air with a closed volume in a short time suddenly under the control of a controller, and the generated pressure impact and vibration can clean dust in the air filter. The time for maintaining the filter element during shutdown can be effectively reduced, the attendance rate of the equipment is improved, the replacement period of the filter element of the air filter is prolonged, and the cost is saved.
The pulse valve suddenly releases pressure impact and vibration formed by compressed air, dust on the filter element of the air filter can be blown off from inside to outside, part of dust is discharged out of the shell of the air filter through the one-way valve on the shell, but part of the raised dust is still filled in a cavity space formed by the filter element and the shell of the air filter, the raised dust without being discharged out of the shell can fall on the filter element again, and the automatic dust cleaning effect is not particularly ideal.
The invention is provided for overcoming the defects of the prior art.
[ summary of the invention ]
It is an object of the present invention to overcome the above-mentioned disadvantages of the prior art and to provide a self-cleaning air cleaner.
The invention can be realized by the following technical scheme:
the invention discloses a self-cleaning air filter, which comprises a shell, wherein an air inlet pipe and an air outlet pipe are fixed on the shell, a filter cartridge is also fixed in the shell below the air outlet pipe, a bottom cover is also fixed below the shell, a dust exhaust pipe is fixed on the bottom cover, a motor is fixed in the dust exhaust pipe, a rotating shaft is fixed at the output end of the motor, a plurality of fan blades are fixed on the rotating shaft, a fixed plate is also fixed on the dust exhaust pipe, a sliding plate which is in sliding connection with the dust exhaust pipe is also arranged on the dust exhaust pipe, a spring is also fixed between the fixed plate and the sliding plate, two sides of the tail end of the dust exhaust pipe are respectively provided with a non-return device, the non-return device comprises two supporting blocks which are fixed at the tail end of the dust exhaust pipe, a supporting rod is fixed between the two supporting blocks, a baffle which is rotationally connected with the supporting rod is arranged on the supporting rod, and a connecting rod is fixed on the baffle, the connecting rod is provided with a connecting block rotatably connected with the connecting rod, a fixing rod is fixed on the connecting block, a pull rod is further fixed on the sliding plate, and the pull rod is connected with the fixing rod through a push rod. The external air enters the shell through the air inlet pipe, is discharged through the air outlet pipe after being filtered by the filter cartridge and is supplied to an engine for use, dust impurities in the air are blocked on the outer surface of the filter cartridge, the engine vibrates after being started to shake off the dust gathered on the outer surface of the filter cartridge, the dust is gathered in the dust exhaust pipe at the bottom in the bottom cover, after the filter is used for a period of time, the motor drives the fan blades to rotate by starting the motor, pressure difference is formed between two sides of the fan blades, so that the air flows to the bottom of the dust exhaust pipe from the inside of the shell, the air pushes the baffle plate, the baffle plate at the tail end of the dust exhaust pipe rotates around the support rod, the dust exhaust pipe is opened, the dust in the dust exhaust pipe is discharged through the dust exhaust pipe, when the baffle plate rotates around the support rod, the connecting rod on the baffle plate rotates along with the baffle plate, the connecting block rotates along with the connecting rod, the fixed rod on the connecting block pushes the sliding plate through the push rod, the sliding plate extrudes the spring, and after the motor works for a period of time, after the dust in the dust exhaust pipe is all discharged promptly, close the motor, the spring returns natural state, the slide promotes the baffle through push rod and connecting block and covers on dust exhaust pipe end opening, rotate through motor drive flabellum and open the dust exhaust pipe to discharge after extracting the bottom is inside when the flabellum rotates, can not form the problem emergence that the dust flows back, and after the motor closed, the baffle was automatic to be covered at dust exhaust pipe end opening position, further avoided external dust to flow back and is strained a section of thick bamboo position.
Preferably, the dust exhaust pipe is arranged at the bottom of the bottom cover.
Preferably, the filter cartridge is an annular filter cartridge.
Preferably, the dust exhaust pipe penetrates through the sliding plate and is connected with the sliding plate in a sliding mode.
Preferably, the dust exhaust pipe penetrates through the spring, one end of the spring is fixed with the fixing plate, and the other end of the spring is fixed with the sliding plate.
Preferably, one end of the push rod is rotatably connected with the pull rod, and the other end of the push rod is rotatably connected with the fixed rod.
Preferably, a positioning block matched with the baffle is further fixed on the inner wall of the dust exhaust pipe.
Compared with the prior art, the invention has the following advantages:
the dust exhaust pipe is opened by rotating the fan blades through the motor, the fan blades are discharged after being extracted from the inner part of the bottom cover when rotating, the problem of dust backflow cannot be caused, and after the motor is closed, the baffle automatically covers the opening position at the tail end of the dust exhaust pipe, so that external dust is further prevented from flowing back to the filter cartridge position.
[ description of the drawings ]
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view taken at B-B of FIG. 2;
FIG. 4 is an enlarged view taken at A in FIG. 1;
in the figure: 1. a housing; 2. an air inlet pipe; 3. an air outlet pipe; 4. a bottom cover; 5. a dust exhaust pipe; 6. a fixing plate; 7. a spring; 8. a slide plate; 9. a baffle plate; 10. a support block; 11. a support bar; 12. positioning blocks; 13. a connecting rod; 14. connecting blocks; 15. fixing the rod; 16. a pull rod; 17. a push rod; 18. a motor; 19. a rotating shaft; 20. a fan blade;
[ detailed description ] embodiments
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings:
as shown in figures 1 to 4, the invention discloses a self-cleaning air filter, which comprises a shell 1, an air inlet pipe 2 and an air outlet pipe 3 are fixed on the shell 1, a filter cartridge is also fixed in the shell 1 below the air outlet pipe 3, a bottom cover 4 is also fixed below the shell 1, a dust exhaust pipe 5 is fixed on the bottom cover 4, a motor 18 is fixed in the dust exhaust pipe 5, a rotating shaft 19 is fixed at the output end of the motor 18, a plurality of fan blades 20 are fixed on the rotating shaft 19, a fixed plate 6 is also fixed on the dust exhaust pipe 5, a sliding plate 8 connected with the dust exhaust pipe 5 in a sliding manner is also arranged on the dust exhaust pipe 5, a spring 7 is also fixed between the fixed plate 6 and the sliding plate 8, non-return devices are arranged at both sides of the tail end of the dust exhaust pipe 5, each non-return device comprises two supporting blocks 10 fixed at the tail end of the dust exhaust pipe 5, a supporting rod 11 is fixed between the two supporting blocks 10, a baffle plate 9 connected with the supporting rod 11 in a rotating manner is arranged on the supporting rod 11, a connecting rod 13 is fixed on the baffle 9, a connecting block 14 which is rotatably connected with the connecting rod 13 is arranged on the connecting rod 13, a fixing rod 15 is fixed on the connecting block 14, a pull rod 16 is further fixed on the sliding plate 8, and the pull rod 16 is connected with the fixing rod 15 through a push rod 17. Outside air enters the shell 1 through the air inlet pipe 2, is discharged through the air outlet pipe 3 after being filtered by the filter cartridge and is supplied to an engine, dust impurities in the air are blocked on the outer surface of the filter cartridge, the engine vibrates to shake off dust gathered on the outer surface of the filter cartridge after being started, the dust is gathered in the dust exhaust pipe 5 at the bottom in the bottom cover 4, after the filter is used for a period of time, the motor 18 is started to drive the fan blades 20 to rotate, pressure difference is formed between two sides of the fan blades 20, air flows to the bottom of the dust exhaust pipe 5 from the inside of the shell 1, the air pushes the baffle 9, the baffle 9 at the tail end of the dust exhaust pipe 5 rotates around the support rod 11, the dust exhaust pipe 5 is opened, the dust in the dust exhaust pipe 5 is discharged through the dust exhaust pipe 5, when the baffle 9 rotates around the support rod 11, the connecting rod 13 on the baffle 9 rotates along with the baffle 9, the connecting rod 14 rotates along with the connecting rod 13, the fixing rod 15 on the connecting rod 14 pushes the sliding plate 8 through the push rod 17, 8 extrusion springs 7 of slide, after motor 18 worked a period, namely the dust in dust exhaust pipe 5 was all discharged after, close motor 18, spring 7 reverts natural state, slide 8 promotes baffle 9 through push rod 17 and connecting block 14 and covers on dust exhaust pipe 5 end opening, rotate through motor 18 drive flabellum 20 and open dust exhaust pipe 5, and discharge after extracting bottom 4 inside when flabellum 20 rotates, can not form the problem emergence of dust backward flow, and after motor 18 closed, baffle 9 was automatic to be covered at dust exhaust pipe 5 end opening position, further avoid external dust to flow backward to strain a section of thick bamboo position.
Wherein, the dust exhaust pipe 5 is arranged at the bottom of the bottom cover 4.
Wherein, the filter cylinder is an annular filter cylinder.
Wherein, the dust exhaust pipe 5 passes through the sliding plate 8 and is connected with the sliding plate 8 in a sliding way.
Wherein, dust exhaust pipe 5 passes spring 7, and spring 7 one end is fixed with fixed plate 6, and the other end of spring 7 is fixed with slide 8.
Wherein, one end of the push rod 17 is rotatably connected with the pull rod 16, and the other end of the push rod 17 is rotatably connected with the fixed rod 15.
Wherein, a positioning block 12 matched with the baffle 9 is also fixed on the inner wall of the dust exhaust pipe 5.
The above is only a preferred embodiment of the present invention, and it should be noted that a person skilled in the art can make various changes, modifications, substitutions and alterations to the embodiments without departing from the technical principles of the present invention, and such changes, modifications, substitutions and alterations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A self-cleaning air cleaner comprising a housing, characterized in that: an air inlet pipe and an air outlet pipe are fixed on the shell, a filter cartridge is fixed in the shell below the air outlet pipe, a bottom cover is fixed below the shell, a dust exhaust pipe is fixed on the bottom cover, a motor is fixed in the dust exhaust pipe, a rotating shaft is fixed at the output end of the motor, a plurality of fan blades are fixed on the rotating shaft, a fixed plate is fixed on the dust exhaust pipe, a sliding plate which is in sliding connection with the dust exhaust pipe is further arranged on the dust exhaust pipe, a spring is fixed between the fixed plate and the sliding plate, two sides of the tail end of the dust exhaust pipe are respectively provided with a non-return device, the non-return device comprises two supporting blocks fixed at the tail end of the dust exhaust pipe, a supporting rod is fixed between the two supporting blocks, a baffle plate in rotating connection with the supporting rod is arranged on the supporting rod, a connecting rod is fixed on the baffle plate, and a connecting block in rotating connection with the connecting rod is arranged on the connecting rod, the connecting block is fixed with a fixing rod, the sliding plate is also fixed with a pull rod, and the pull rod is connected with the fixing rod through a push rod.
2. The self-cleaning air cleaner of claim 1, wherein: the dust exhaust pipe is arranged at the bottom of the bottom cover.
3. The self-cleaning air cleaner of claim 1, wherein: the filter cartridge is an annular filter cartridge.
4. The self-cleaning air cleaner of claim 1, wherein: the dust exhaust pipe penetrates through the sliding plate and is connected with the sliding plate in a sliding mode.
5. The self-cleaning air cleaner of claim 1, wherein: the dust exhaust pipe penetrates through the spring, one end of the spring is fixed with the fixing plate, and the other end of the spring is fixed with the sliding plate.
6. The self-cleaning air cleaner of claim 1, wherein: one end of the push rod is rotatably connected with the pull rod, and the other end of the push rod is rotatably connected with the fixed rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111114626.1A CN113757005A (en) | 2021-09-23 | 2021-09-23 | Self-cleaning air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111114626.1A CN113757005A (en) | 2021-09-23 | 2021-09-23 | Self-cleaning air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113757005A true CN113757005A (en) | 2021-12-07 |
Family
ID=78797005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111114626.1A Pending CN113757005A (en) | 2021-09-23 | 2021-09-23 | Self-cleaning air filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113757005A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412676A (en) * | 2022-02-10 | 2022-04-29 | 石家庄欧亚惠通滤清器有限公司 | Automatic ash-discharging filter |
-
2021
- 2021-09-23 CN CN202111114626.1A patent/CN113757005A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412676A (en) * | 2022-02-10 | 2022-04-29 | 石家庄欧亚惠通滤清器有限公司 | Automatic ash-discharging filter |
| CN114412676B (en) * | 2022-02-10 | 2022-12-02 | 石家庄欧亚惠通滤清器有限公司 | Automatic ash discharging filter |
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