CN114810439B - Self-cleaning new energy automobile air cleaner - Google Patents
Self-cleaning new energy automobile air cleaner Download PDFInfo
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- CN114810439B CN114810439B CN202210070197.0A CN202210070197A CN114810439B CN 114810439 B CN114810439 B CN 114810439B CN 202210070197 A CN202210070197 A CN 202210070197A CN 114810439 B CN114810439 B CN 114810439B
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- cleaning
- air
- pipe
- filter element
- filter
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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
- F02M35/0201—Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof
- F02M35/0209—Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof comprising flexible, resilient, movable or rotatable elements, e.g. with vibrating or contracting movements; Springs; Valves; Flaps
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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
- F02M35/02441—Materials or structure of filter elements, e.g. foams
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of automobile accessories and discloses a self-cleaning type new energy automobile air filter which comprises an installation shell and a filter element assembly, wherein the filter element assembly is positioned in the installation shell, the filter element assembly comprises an outer filter element and an inner filter element assembly, one side of the installation shell is provided with an installation plate, one side of the installation plate, which is far away from the filter element assembly, is opposite to an air outlet opening, is provided with an engine air inlet connecting pipe, one side of the engine air inlet connecting pipe is provided with an auxiliary air pump, one side of the auxiliary air pump is provided with a gas dust detector, and an air quantity sensor is arranged above the gas dust detector. The air powder detector and the air quantity sensor are arranged at the air inlet connecting pipe of the engine, so that the control quality of the engine is monitored in real time, the condition that the filter cannot be intelligently detected and the vehicle is driven is avoided, and the air required by the operation of the engine can be temporarily provided through the oil immersed air filter with the clean air inlet pipe communicated with the preparation vent pipe for standby.
Description
Technical Field
The invention relates to the technical field of automobile accessories, in particular to a self-cleaning new energy automobile air filter.
Background
With the development of the automobile industry, more and more automobiles enter production life, and great convenience is brought to the life of people. Due to environmental protection and shortage of roommates, new energy automobiles have been developed, and the new energy automobiles are divided into: the hybrid electric vehicle has the advantages of high power, low energy consumption, low emission, long endurance mileage and the like, and is a preferred new energy vehicle for people.
In the use of a hybrid electric vehicle, the traditional fuel is matched with the plug-in storage battery to provide the vehicle driving power, and when the vehicle is driven in a city or in a short range, the energy consumption of the vehicle driving can be met only by providing the power for the storage battery, so that the engine can be rarely used in the city life and is very beneficial to environmental protection, but the use period of the air filter of the vehicle cannot be controlled due to the fact that the use times of the engine of the hybrid electric vehicle are indefinite, so that the dust in the air filter is too much, the air permeability of the air filter is reduced, the fuel in the engine cannot be completely combusted, the air filter used in the market at present has a self-cleaning function, but a small amount of dust can enter the engine when the air filter is cleaned by itself, the state of the filter can not be intelligently detected, and when the vehicle is driven, the air filter can not be cleaned by itself, and the air filter can not be used after the cleaning is finished, so that the practicability of the vehicle is reduced.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the self-cleaning new energy automobile air filter which is provided with the advantages that when the self-cleaning is carried out, the engine air inlet connecting pipe is closed, dust is prevented from entering an engine, the air powder detector and the air quantity sensor arranged at the engine air inlet connecting pipe are adopted, the control quality entering the engine is monitored in real time, the condition that the filter cannot be intelligently detected and the air conditioner for running of a vehicle are avoided, the oil immersed type air filter which is matched with the spare air pipe through the communication of the clean air inlet pipe and the spare air conditioner pipe can be temporarily provided, the problems that a small amount of dust enters the engine when the self-cleaning is carried out, the self-cleaning can only be carried out passively, the condition of the filter cannot be intelligently detected in real time, and the vehicle cannot be self-cleaned when the vehicle runs are solved, and the automobile air conditioner is required to be used after the cleaning is required to be finished, so that the practicability of the automobile is reduced are solved.
(II) technical scheme
In order to solve the technical problems that a small amount of dust can enter an engine and can only passively perform self-cleaning when the self-cleaning is performed, the state of a filter cannot be intelligently detected in real time, and the self-cleaning cannot be performed when a vehicle runs, and the vehicle can be used after the cleaning of an air filter of the vehicle is completed, so that the practicability of the vehicle is reduced, the invention provides the following technical scheme: the utility model provides a self-cleaning formula new energy automobile air cleaner, includes installation shell and filter core subassembly, the filter core subassembly is located inside the installation shell, the filter core subassembly has outer filter core and interior filter core subassembly to become, installation shell one side is provided with the mounting panel, the opening of giving vent to anger has been seted up at the mounting panel middle part, the mounting panel is kept away from one side of filter core subassembly is just right give vent to anger open-ended position is provided with engine air inlet connecting pipe, engine air inlet connecting pipe one side is provided with supplementary air pump, supplementary air pump one side is provided with gas dust detector for detect engine air inlet connecting pipe with dust in the air in the interior filter core middle part, gas dust detector top is provided with air volume sensor, one side of installation shell is kept away from the mounting panel is provided with the U type lid, the U type lid outside is provided with clean air pump, U type lid middle part is provided with clean intake pipe, clean intake pipe is close to filter core subassembly's one end is provided with clean connecting pipe, the U type lid inboard be provided with clean connecting pipe intercommunication's outer clean pipe, clean keeping away from one end of clean intake pipe is provided with the rotation air inlet pipe, supplementary air pump one side is provided with the dust detector for detecting the dust in the air inlet pipe with the air inlet pipe in the air inlet pipe middle part, gas dust detector top is provided with the dust collector, the top is provided with the clean dust collector in the air cleaner.
Further, the outer filter element and the inner filter element are both fixed on one side of the mounting plate and are positioned inside the mounting shell, a second annular channel is arranged between the inner filter element and the outer filter element, and a first annular channel is arranged between the outer filter element and the mounting shell.
Further, a sealing plate is arranged on one side, close to the U-shaped cover, of the outer filter element, and is located at the end part of the first annular channel, so that the first annular channel is separated from the U-shaped cover.
Further, a first air valve is arranged in the engine air inlet connecting pipe, and the engine air inlet connecting pipe is communicated with the middle of the inner filter element.
Further, the U-shaped cover is clamped with one side of the installation shell, the cleaning air inlet pipe is located on the outer side of the U-shaped cover and provided with a second air valve, the tail of the cleaning air inlet pipe is connected with the air inlet end of the oil-immersed air filter, and the air outlet end of the oil-immersed air filter is connected with the cleaning connecting pipe.
Further, the outer cleaning pipe is located clean connecting pipe top, and distribute in clean connecting pipe week side, clean connecting pipe middle part is provided with prepares the breather pipe, clean connecting pipe with be provided with the three-way valve between the preparation breather pipe, the outer cleaning pipe is located inside the second annular channel, the outer cleaning pipe is close to one side of outer filter core is provided with outer tube venthole.
Further, the rotary jet disc is rotationally connected with the bottom of the cleaning connecting pipe, an inclined air outlet hole is formed in the periphery of the rotary jet disc, the bottom of the rotary jet disc is fixedly connected with the inner cleaning pipe, an inner pipe air outlet hole is formed in the periphery of the inner cleaning pipe, and the rotary jet disc and the inner cleaning pipe are both located in the middle of the inner filter element.
Further, be provided with waterproof cover above the filter intake pipe, waterproof cover with be provided with the air inlet channel between the filter intake pipe, filter intake pipe tip week side through the fixed block with waterproof cover fixed connection.
(III) beneficial effects
Compared with the prior art, the invention provides the self-cleaning new energy automobile air filter, which has the following beneficial effects:
1. this self-cleaning new energy automobile air cleaner is connected with the engine through the engine inlet connection pipe for inside leading-in engine of filter filterable air, when the air was through the engine inlet connection pipe, the gas dust detector detected the content of dust granule in the air of process, and then judge filter core assembly's filter effect, when the air dust content is great through the air, and detect when less through the amount of wind through air sensor, gas dust detector and air sensor, send the signal to the controller, the controller judges, it is more to learn the filter core subassembly dust in the air cleaner, need carry out self-cleaning to the rate filter core subassembly.
2. This self-cleaning formula new energy automobile air cleaner, through the three-way valve of controller control, when the vehicle is gone, close the passageway of clean connecting pipe bottom, make clean connecting pipe upper portion link up with the preparation breather pipe, make clean connecting pipe let in the air after filtering by oily formula air cleaner to the filter inside, when the car is not in the state of driving, the self-cleaning work ability is carried out to the controller control filter, resume filter element assembly's function, promote the effect of filter, wherein during self-cleaning, through the first pneumatic valve of engine inlet connection pipe department, close the connecting channel of engine inlet connection pipe and engine, when avoiding the filter self-cleaning, the dust enters into in the engine inlet connection pipeline.
3. This self-cleaning new energy automobile air cleaner through the second pneumatic valve that clean intake pipe entrance set up for the filter is when carrying out work, seals clean intake pipe, makes outside air unable from clean intake pipe position entering into interior filter core middle part, and the air of letting in filters through oil-immersed air cleaner, reduces the granule powder in the air of letting in self-cleaning.
4. This self-cleaning formula new energy automobile air cleaner ventilates the second annular channel through outer clean pipe, and the clearance of blowing is carried out to outer filter core, and wherein when carrying out self-cleaning to the filter core subassembly in the air cleaner, the first pneumatic valve of engine inlet connection pipe department is closed, then starts clean air pump, through clean intake pipe to the inside air that passes through of filter to control three-way valve for clean connecting pipe link up from top to bottom, close with the preparation breather pipe, and the air after the filtration is guided outside clean pipe and inside clean pipe respectively by clean connecting pipe.
5. This self-cleaning formula new energy automobile air cleaner, through when clean connecting pipe lets in the air to the rotation jet-propelled dish, the slope venthole that rotates jet-propelled dish week side and set up because of the setting of slope venthole for rotate the jet-propelled dish and rotate, and drive the interior clean pipe of its bottom, and let in the interior clean pipe with the air, make interior clean pipe clean the filter core and blow the clearance, when interior clean pipe rotates, outwards blow, and then make the inboard clearance of interior filter core more even.
6. According to the self-cleaning type new energy automobile air filter, the control quality of an engine is monitored in real time through the air powder detector and the air quantity sensor which are arranged at the air inlet connecting pipe of the engine, so that the situation that the filter cannot be intelligently detected and the vehicle runs is avoided, the air required by the operation of the engine can be temporarily provided through the oil immersed type air filter with the clean air inlet pipe communicated with the preparation vent pipe for standby.
Drawings
FIG. 1 is a schematic perspective view of the whole structure of the present invention;
FIG. 2 is a second perspective view of the whole structure of the present invention;
FIG. 3 is one of the overall internal cross-sectional plan view schematic of the present invention;
FIG. 4 is a schematic view of the structure of the present invention shown in FIG. 3 at a partially enlarged scale;
FIG. 5 is a schematic view of the internal structure of the present invention;
FIG. 6 is a schematic diagram of the overall explosive structure of the present invention;
FIG. 7 is a second schematic view of the overall internal cross-sectional planar structure of the present invention;
FIG. 8 is a schematic view of a cleaning tube portion of the present invention.
In the figure: 1. mounting a shell; 2. a filter element assembly; 3. an outer filter element; 4. an inner filter element; 5. a mounting plate; 6. an air outlet opening; 7. an engine air inlet connecting pipe; 8. an auxiliary air pump; 9. a gas dust detector; 10. an air volume sensor; 11. a U-shaped cover; 12. a cleaning air pump; 13. cleaning an air inlet pipe; 14. an outer cleaning tube; 15. cleaning the connecting pipe; 16. rotating the jet disc; 17. an inner cleaning tube; 18. an oil immersed air filter; 19. a seal ring; 20. an air inlet pipe of the filter; 21. an ash collecting box; 23. a second annular channel; 22. a first annular channel; 24. a sealing plate; 25. a first air valve; 26. a second air valve; 27. a three-way valve; 28. an outer tube air outlet hole; 29. inclined air outlet holes; 30. an inner tube air outlet hole; 31. a waterproof cover; 32. an air intake passage; 33. a fixed block; 34. a vent pipe is prepared.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, a self-cleaning new energy automobile air cleaner comprises a mounting shell 1 and a filter element assembly 2, wherein the filter element assembly 2 is positioned in the mounting shell 1, the filter element assembly 2 comprises an outer filter element 3 and an inner filter element 4, one side of the mounting shell 1 is provided with a mounting plate 5, an air outlet opening 6 is arranged in the middle of the mounting plate 5, an engine air inlet connecting pipe 7 is arranged at a position, opposite to the air outlet opening 6, of one side, far away from the filter element assembly 2, of the mounting plate 5, an auxiliary air pump 8 is arranged on one side of the engine air inlet connecting pipe 7, an air dust detector 9 is arranged on one side of the auxiliary air pump 8, the air dust detector 9 is used for detecting dust in the air in the middle of the engine air inlet connecting pipe 7 and the inner filter element 4, an air quantity sensor 10 is arranged above the air dust detector 9, one side of the installation shell 1 far away from the installation plate 5 is provided with a U-shaped cover 11, the outer side of the U-shaped cover 11 is provided with a cleaning air pump 12, the middle part of the U-shaped cover 11 is provided with a cleaning air inlet pipe 13, one end of the cleaning air inlet pipe 13 close to the filter element assembly 2 is provided with a cleaning connecting pipe 15, the inner side of the U-shaped cover 11 is provided with an outer cleaning pipe 14 communicated with the cleaning connecting pipe 15, one end of the cleaning connecting pipe 15 far away from the cleaning air inlet pipe 13 is provided with a rotary jet disc 16, one side of the rotary jet disc 16 far away from the cleaning connecting pipe 15 is provided with an inner cleaning pipe 17, the front end of the cleaning air inlet pipe 13 positioned at the outer cleaning pipe 14 is provided with an oil-immersed air filter 18, the inner side of the U-shaped cover 11 is positioned at the oil-immersed air filter 18 and provided with a sealing ring 19, the outer side top of the installation shell 1 is provided with a filter air inlet pipe 20, and the outer bottom of the installation shell 1 is provided with an ash collecting box 21.
Preferably, the outer filter element 3 and the inner filter element 4 are both fixed on one side of the mounting plate 5 and are positioned inside the mounting shell 1, a second annular channel 23 is arranged between the inner filter element 4 and the outer filter element 3, a first annular channel 22 is arranged between the outer filter element 3 and the mounting shell 1, and air is filtered twice by the outer filter element 3 and the inner filter element 4, so that the air filter has better air filtering effect.
Preferably, a sealing plate 24 is arranged on one side of the outer filter element 3 close to the U-shaped cover 11, the sealing plate 24 is positioned at the end part of the first annular channel 22, so that the first annular channel 22 is separated from the U-shaped cover 11, a closed space is formed by the first annular channel 22 formed between the outer filter element 3 and the installation shell 1 through the sealing plate 24, and then air entering the filter air inlet pipe 20 above the installation shell 1 can only enter the first annular channel 22, and primary filtration is performed through the outer filter element 3.
Preferably, the first air valve 25 is arranged inside the engine air inlet connecting pipe 7, the engine air inlet connecting pipe 7 is communicated with the middle part of the inner filter core 4, the engine air inlet connecting pipe 7 is used for leading air filtered by the filter into the engine, when the air passes through the engine air inlet connecting pipe 7, the gas dust detector 9 detects the content of dust particles in the passing air, and further judges the filtering effect of the filter core assembly 2, when the passing air dust content is larger, and when the passing air quantity is detected to be smaller through the air quantity sensor 10, the gas dust detector 9 and the air quantity sensor 10 send signals to the controller, the controller judges that the dust of the filter core assembly 2 in the air filter is more, the self-cleaning of the filter core assembly 2 is needed, when a vehicle runs, the controller controls the three-way valve 27, closes a channel at the bottom of the cleaning connecting pipe 15, the upper half of the cleaning connecting pipe 15 is communicated with the preparation vent pipe 34, the air filtered by the oil immersed air filter 18 is led into the filter, when the vehicle is not in a running state, the controller controls self-cleaning work energy, the controller recovers the function of the filter core assembly 2, and the filter core assembly 2 is cleaned by the engine through the air inlet connecting pipe 7, and the air inlet connecting pipe 25 is connected with the air inlet connecting pipe 7 when the air inlet connecting pipe 7 is in a running state.
Preferably, U type lid 11 and installation shell 1 one side joint, clean intake pipe 13 is located the U type lid 11 outside and is provided with second pneumatic valve 26, clean intake pipe 13 afterbody is connected with oily formula air cleaner 18 inlet end, oily formula air cleaner 18 outlet end is connected with clean connecting pipe 15, utilize the second pneumatic valve 26 that clean intake pipe 13 entrance set up for the filter is when working, seals clean intake pipe 13, makes outside air unable enter into interior filter core 4 middle part from clean intake pipe 13 position, the air of letting in filters through oily formula air cleaner 18.
Preferably, the outer cleaning pipe 14 is located at the top of the cleaning connecting pipe 15 and distributed on the periphery of the cleaning connecting pipe 15, a preparation ventilation pipe 34 is arranged in the middle of the cleaning connecting pipe 15, a three-way valve 27 is arranged between the cleaning connecting pipe 15 and the preparation ventilation pipe 34, the outer cleaning pipe 14 is located inside the second annular channel 23, an outer pipe air outlet hole 28 is formed in one side, close to the outer filter core 3, of the outer cleaning pipe 14, the second annular channel 23 is ventilated by the outer cleaning pipe 14, the outer filter core 3 is blown and cleaned, wherein when the filter core assembly 2 in the air filter is cleaned by self, a first air valve 25 at the engine air inlet connecting pipe 7 is closed, then a cleaning air pump 12 is started, air is passed into the filter through the cleaning air inlet pipe 13, the three-way valve 27 is controlled, the cleaning connecting pipe 15 is communicated up and down, the cleaning connecting pipe 34 is closed, and the filtered air is respectively guided into the inner cleaning pipe 17 and the outer cleaning pipe 14 by the cleaning connecting pipe 15.
Preferably, the rotary jet disc 16 is rotationally connected with the bottom of the cleaning connecting pipe 15, the periphery side of the rotary jet disc 16 is provided with an inclined air outlet hole 29, the bottom of the rotary jet disc 16 is fixedly connected with the inner cleaning pipe 17, the periphery side of the inner cleaning pipe 17 is provided with an inner pipe air outlet hole 30, the rotary jet disc 16 and the inner cleaning pipe 17 are both positioned in the middle of the inner filter element 4, when the cleaning connecting pipe 15 is used for introducing air into the rotary jet disc 16, the rotary jet disc 16 rotates due to the arrangement of the inclined air outlet hole 29, the inner cleaning pipe 17 at the bottom of the rotary jet disc is driven to rotate, and air is introduced into the inner cleaning pipe 17, so that the inner cleaning pipe 17 is used for blowing and cleaning the inner filter element 4, and the inner cleaning pipe 17 is used for blowing air outwards while rotating, so that the inner side of the inner filter element 4 is cleaned more uniformly.
Preferably, a waterproof cover 31 is arranged above the filter air inlet pipe 20, an air inlet channel 32 is arranged between the waterproof cover 31 and the filter air inlet pipe 20, the periphery of the end part of the filter air inlet pipe 20 is fixedly connected with the waterproof cover 31 through a fixed block 33, and rainwater is prevented from entering the installation shell 1 through the filter air inlet pipe 20 by the waterproof cover 31.
Working principle: when the engine air inlet connecting pipe 7 is connected with the engine in use, the air filtered by the filter is led into the engine, when the air passes through the engine air inlet connecting pipe 7, the gas dust detector 9 detects the dust particle content in the air passing through, the filtering effect of the filter element assembly 2 is judged, when the air dust content is large, and the air quantity sensor 10 detects that the air passing through the air quantity is small, the gas dust detector 9 and the air quantity sensor 10 send signals to the controller, the controller judges that the dust of the filter element assembly 2 in the air filter is more, the self-cleaning of the filter element assembly 2 is needed, when a vehicle runs, the controller controls the three-way valve 27, closes the channel at the bottom of the cleaning connecting pipe 15, enables the upper half part of the cleaning connecting pipe 15 to be communicated with the preparation vent pipe 34, enables the cleaning connecting pipe 15 to introduce the air filtered by the oil immersed air filter 18 into the filter, when the vehicle is not in a running state, the controller controls the filter to perform cleaning work energy, the function of the filter element assembly 2 is recovered, the effect of the air inlet filter is improved, and when the self-cleaning is performed, the self-cleaning is needed, the self-cleaning is avoided, the self-cleaning is performed, the dust is connected with the engine air inlet connecting pipe 7 through the first connecting pipe 25, and the air inlet connecting pipe 7 is closed, and the air inlet connecting pipe 7 is prevented from being connected to the engine air inlet filter.
When the filter is self-cleaned, the second air valve 26 is arranged at the inlet of the cleaning air inlet pipe 13, so that the cleaning air inlet pipe 13 is sealed when the filter works, external air cannot enter the middle part of the inner filter element 4 from the position of the cleaning air inlet pipe 13, and the introduced air is filtered by the oil immersed air filter 18, so that particle powder in the introduced self-cleaned air is reduced.
The outer cleaning pipe 14 ventilates the second annular channel 23, and blows and cleans the outer filter element 3, wherein when the filter element assembly 2 in the air filter is cleaned by self, the first air valve 25 at the engine air inlet connecting pipe 7 is closed, then the cleaning air pump 12 is started, air passes through the cleaning air inlet pipe 13 to the inside of the filter, the three-way valve 27 is controlled, the cleaning connecting pipe 15 is communicated up and down, the preliminary air pipe 34 is closed, and the filtered air is respectively guided into the outer cleaning pipe 14 and the inner cleaning pipe 17 by the cleaning connecting pipe 15.
When the cleaning connecting pipe 15 lets in air to the rotary jet disc 16, the inclined air outlet holes 29 are formed in the periphery of the rotary jet disc 16, and due to the arrangement of the inclined air outlet holes 29, the rotary jet disc 16 rotates and drives the inner cleaning pipe 17 at the bottom of the rotary jet disc to rotate, and air is led into the inner cleaning pipe 17, so that the inner cleaning pipe 17 blows air to clean the inner filter element 4, and the inner cleaning pipe 17 blows air outwards while rotating, so that the inner side of the inner filter element 4 is cleaned more uniformly.
The outer pipe air outlet hole 28 arranged outside the outer cleaning pipe 14 is used for directly blowing and cleaning the outer filter element 3, so that dust particles on the outer filter element 3 are discharged and guided into the dust collecting box 21 at the bottom of the installation shell 1 through the annular installation shell 1, the inner cleaning pipe 17 is used for cleaning the inner filter element 4, dust particles on the inner filter element 4 are diffused into the first annular channel 22, dust in the first annular channel 22 is blown outwards through the outer cleaning pipe 14, and self cleaning of the filter element assembly 2 is realized through the second annular channel 23.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a self-cleaning formula new energy automobile air cleaner, includes installation shell (1) and filter element assembly (2), filter element assembly (2) are located installation shell (1) is inside, its characterized in that: the filter element assembly (2) is composed of an outer filter element (3) and an inner filter element (4), an air outlet opening (6) is formed in the middle of the mounting shell (1), an engine air inlet connecting pipe (7) is arranged at the position, opposite to the air outlet opening (6), of one side of the filter element assembly (2), an auxiliary air pump (8) is arranged on one side of the engine air inlet connecting pipe (7), a gas dust detector (9) is arranged on one side of the auxiliary air pump (8) and used for detecting dust in the air in the middle of the inner filter element (4), an air quantity sensor (10) is arranged above the gas dust detector (9), one side, far away from the mounting shell (1), of the mounting plate (5) is provided with a U-shaped cover (11), a cleaning air pump (12) is arranged on the outer side of the U-shaped cover (11), a cleaning air inlet pipe (13) is arranged in the middle of the U-shaped cover, and one end of the cleaning air inlet pipe (13) is close to the filter element (2);
the outer filter element (3) and the inner filter element (4) are both fixed on one side of the mounting plate (5) and are positioned inside the mounting shell (1), a first annular channel (22) is arranged between the outer filter element (3) and the mounting shell (1), and a second annular channel (23) is arranged between the inner filter element (4) and the outer filter element (3);
an outer cleaning pipe (14) communicated with the cleaning connecting pipe (15) is arranged on the inner side of the U-shaped cover (11), the outer cleaning pipe (14) is positioned at the top of the cleaning connecting pipe (15) and distributed on the periphery of the cleaning connecting pipe (15), a preparation vent pipe (34) is arranged in the middle of the cleaning connecting pipe (15), a three-way valve (27) is arranged between the cleaning connecting pipe (15) and the preparation vent pipe (34), the outer cleaning pipe (14) is positioned in the second annular channel (23), and an outer pipe air outlet hole (28) is formed in one side, close to the outer filter element (3), of the outer cleaning pipe (14);
the cleaning connecting pipe (15) is kept away from one end of cleaning air inlet pipe (13) is provided with rotary jet disc (16), rotary jet disc (16) are kept away from one side of cleaning connecting pipe (15) is provided with interior clean pipe (17), rotary jet disc (16) with cleaning connecting pipe (15) bottom rotates to be connected, rotary jet disc (16) week side is provided with slope venthole (29), rotary jet disc (16) bottom with interior clean pipe (17) fixed connection, interior clean pipe (17) week side is provided with interior pipe venthole (30), rotary jet disc (16) with interior clean pipe (17) all are located interior filter core (4) middle part.
2. The self-cleaning new energy automobile air cleaner of claim 1, wherein: the outer filter element (3) is close to one side of the U-shaped cover (11) and is provided with a sealing plate (24), and the sealing plate (24) is located at the end part of the first annular channel (22) so that the first annular channel (22) is separated from the U-shaped cover (11).
3. The self-cleaning new energy automobile air cleaner of claim 2, wherein: the engine air inlet connecting pipe (7) is internally provided with a first air valve (25), and the engine air inlet connecting pipe (7) is communicated with the middle part of the inner filter element (4).
4. A self-cleaning new energy automobile air cleaner according to claim 3, wherein: the cleaning air inlet pipe (13) is located at the front end of the outer cleaning pipe (14) and is provided with an oil immersed air filter (18), the top of the outer side of the installation shell (1) is provided with a filter air inlet pipe (20), and the bottom of the outer side of the installation shell (1) is provided with an ash collecting box (21).
5. The self-cleaning new energy automobile air cleaner of claim 4, wherein: the U-shaped cover (11) is clamped with one side of the installation shell (1), the cleaning air inlet pipe (13) is located on the outer side of the U-shaped cover (11) and is provided with a second air valve (26), the tail of the cleaning air inlet pipe (13) is connected with the air inlet end of the oil-immersed air filter (18), and the air outlet end of the oil-immersed air filter (18) is connected with the cleaning connecting pipe (15).
6. The self-cleaning new energy automobile air cleaner of claim 5, wherein: a sealing ring (19) is arranged on the inner side of the U-shaped cover (11) and positioned at the position of the oil immersed air filter (18).
7. A self-cleaning new energy automobile air cleaner as claimed in any one of claims 4 to 6 wherein: the novel filter is characterized in that a waterproof cover (31) is arranged above the filter air inlet pipe (20), an air inlet channel (32) is arranged between the waterproof cover (31) and the filter air inlet pipe (20), and the periphery of the end part of the filter air inlet pipe (20) is fixedly connected with the waterproof cover (31) through a fixing block (33).
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| CN116480501B (en) * | 2023-03-07 | 2023-10-27 | 华能南京燃机发电有限公司 | Air filter for diesel engine |
| CN117052574B (en) * | 2023-10-11 | 2024-03-08 | 江苏星辰星汽车附件有限公司 | Multistage high-precision self-cleaning air filter |
| CN118438863A (en) * | 2024-05-28 | 2024-08-06 | 浙江众利汽车部件科技有限公司 | Automobile air conditioner filter element sensor assembly and working method thereof |
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