CN111271155A - Diesel engine exhaust duct filtration with self-cleaning function - Google Patents
Diesel engine exhaust duct filtration with self-cleaning function Download PDFInfo
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- CN111271155A CN111271155A CN202010177470.0A CN202010177470A CN111271155A CN 111271155 A CN111271155 A CN 111271155A CN 202010177470 A CN202010177470 A CN 202010177470A CN 111271155 A CN111271155 A CN 111271155A
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- Prior art keywords
- butt joint
- block
- self
- filter screen
- cleaning function
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/0211—Arrangements for mounting filtering elements in housing, e.g. with means for compensating thermal expansion or vibration
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/0215—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters the filtering elements having the form of disks or plates
Abstract
The invention discloses a diesel engine exhaust pipeline filtering structure with a self-cleaning function, which comprises a butt joint pipeline, an installation block, a guide block and a fixed scraper, wherein the installation block is installed at the outer end of the butt joint pipeline through a bolt, an accommodating groove is formed in the inner surface of the installation block, a connecting shaft penetrates through the inner surface of the accommodating groove and is connected with the installation block, a first sliding groove is formed in the inner surface of the butt joint pipeline, an adhesive block is fixedly connected to the inner surface of the first sliding groove, the guide block is embedded in the inner side of the first sliding groove, and a butt joint rod is fixedly connected to the outer end of the guide block. This diesel engine exhaust duct filtration with self-cleaning function, along with the user drives the outside activity of terminal filter screen layer through the butt joint pole, will carry out the position activity along the internal surface of butt joint pipeline thereupon with it through welded fixed scraper blade to carry out automatic full range to scraping the clearance work to the tobacco tar impurity of butt joint pipeline inner wall sticky.
Description
Technical Field
The invention relates to the technical field of diesel engines, in particular to a diesel engine exhaust pipeline filtering structure with a self-cleaning function.
Background
The diesel engine is an engine which burns diesel oil to obtain energy release, and is increasingly favored by automobile manufacturers due to the characteristic of low oil consumption, but the diesel engine is also poor in low-temperature volatility of the diesel oil in use, and due to the reason of low volatility of the diesel oil, the diesel engine is easy to generate black smoke when accelerating, and can also cause the problem that the emission cannot reach the national standard and pollute the environment, so that an exhaust pipeline filtering structure is needed to be used, but the existing diesel engine exhaust pipeline filtering structure has certain defects, such as:
1. after the existing diesel engine exhaust pipeline filtering structure works for a long time, a large amount of smoke and oil impurities are easily adhered to the interior of the filtering pipeline, if the filtering pipeline is not cleaned regularly, the overall filtering quality of the device is easily affected, a user needs to manually go deep into the interior of the device for cleaning, and further inconvenience is brought to the operation of the user;
2. the inside filter layer of current diesel engine exhaust duct filtration is fixed mounting structure mostly, and it is after long-time work, can't let the convenient dismantlement of user change clearance work to it, and then has certain service defect.
In order to solve the problems, innovative design is urgently needed on the basis of the original exhaust pipeline filtering structure.
Disclosure of Invention
The invention aims to provide a diesel engine exhaust pipeline filtering structure with a self-cleaning function, and aims to solve the problems that after long-time work, a large amount of smoke and oil impurities are easily adhered to the interior of a filtering pipeline, if irregular cleaning is easy to influence the overall filtering quality of a device, a user needs to manually go deep into the interior of the device for cleaning, most of filtering layers in the device are fixed mounting structures, and the filtering layers cannot be conveniently detached, replaced and cleaned by the user after long-time work.
In order to achieve the purpose, the invention provides the following technical scheme: a diesel engine exhaust pipeline filtering structure with a self-cleaning function comprises a butt joint pipeline, a mounting block, a guide block and a fixed scraper, wherein the mounting block is installed on an outer end bolt of the butt joint pipeline, a containing groove is formed in the inner surface of the mounting block, a connecting shaft penetrates through the inner surface of the containing groove and is connected with the mounting block, a first sliding groove is formed in the inner surface of the butt joint pipeline, a bonding block is fixedly connected to the inner surface of the first sliding groove, the guide block is installed on the inner side of the first sliding groove in a nested mode, a butt joint rod is fixedly connected to the outer end of the guide block, a magnet is installed on a tail end bolt of the butt joint rod, a gas transmission channel is formed in the inner surface of the butt joint pipeline and is connected with the butt joint rod, a first fixing ring is installed on the tail end bolt of the, the inner surface of the first fixing ring is provided with a hidden groove, the hidden groove is connected with the second sliding groove, the outer surface of the first fixing ring is connected with a fixed scraper in a welding mode, the inner side of the first fixing ring is embedded with a first filter screen layer, the outer end of the first filter screen layer is fixedly connected with a preset handle, the outer surface of the first filter screen layer is fixedly connected with an installation clamping block, the installation clamping block is connected with the second sliding groove, the outer surface of the butt joint rod is embedded with the second fixing ring, and the inner side of the second fixing ring is embedded with the second filter screen layer.
Preferably, the connecting shaft is provided with a limiting block and a torsion spring, the limiting block is embedded in the outer end of the connecting shaft, the torsion spring is fixedly connected to the inner surface of the connecting shaft, and meanwhile the outer end of the torsion spring is connected with the inner surface of the limiting block.
Preferably, the limiting block forms an elastic structure with the outer end of the mounting block through a torsion spring, and the limiting block is in a zigzag structure in front view and is symmetrically distributed about the central point of the mounting block.
Preferably, the central point symmetry of bonding piece about first spout is provided with 2, and the surface of 2 bonding pieces is laminated mutually to the bonding piece is the elastic silica gel material, and the surface of bonding piece constitutes the block structure with the outer end of guide block simultaneously.
Preferably, the tail end of the butt joint rod and the limiting block form a clamping structure, the butt joint rod and the tail end of the limiting block form a magnetic structure through a magnet, and the butt joint rod and the inner surface of the butt joint pipeline form a sliding structure through a guide block.
Preferably, the side view of the hidden groove is in an arc-shaped structure, the hidden groove is communicated with the second sliding groove, and the second sliding groove and the hidden groove form a clamping structure through an installation clamping block.
Preferably, the fixed scraper and the first fixing ring are of a welding integrated structure, and the outer surface of the fixed scraper is attached to the inner surface of the gas transmission channel.
Preferably, the outer end of the first filter screen layer is symmetrically provided with 2 mounting fixture blocks, and the first filter screen layer and the second chute form a nested structure through the mounting fixture blocks.
Preferably, the second fixing ring and the butt rod form a sliding structure, the second fixing ring and the second filter screen layer form a detachable and mountable structure, and the filter hole area of the second filter screen layer is smaller than that of the first filter screen layer.
Compared with the prior art, the invention has the beneficial effects that: this diesel engine exhaust duct filtration with self-cleaning function:
1. the movable butt joint rod is arranged, a user can hold 2 zigzag limiting blocks to move outwards by hand according to requirements, the butt joint rod which is contacted with the bottom end is pushed by the user through the connecting shaft to move outwards until the butt joint rod is separated from an attraction limiting state between the magnets, and at the moment, the user can conveniently hold the movable butt joint rod by hand, so that 2 groups of filter screen layers are driven to disassemble and clean along the inside of a butt joint pipeline, and the operation of the user is more convenient;
2. the annular fixed scraper blade is arranged, and the annular fixed scraper blade welded with the butt joint rod along the inner surface of the butt joint pipeline moves along with the filter screen layer at the tail end driven by the butt joint rod to move outwards by the butt joint rod, so that the tobacco tar impurities adhered to the inner wall of the butt joint pipeline are automatically scraped and cleaned in a full range, and the practicability of the device is improved;
3. be provided with detachable filter screen layer, along with the user with 2 solid fixed rings of group along the inside dismantlement back of butt joint pipeline, its filter screen layer that can handheld correspondence carries out the rotation of waiting the angle along solid fixed ring's internal surface, treat the installation fixture block break away from and the camera obscura between the limit state after, can be convenient change the clearance work to filter screen layer, abundant assurance the filtration quality of device.
Drawings
FIG. 1 is a schematic cross-sectional structural view of the present invention;
FIG. 2 is a side view of the mounting block of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 4 is a side sectional view of the docking rod of the present invention;
FIG. 5 is a side cross-sectional view of a first retaining ring according to the present invention;
fig. 6 is a schematic side view of the first filter screen layer according to the present invention.
In the figure: 1. butting pipelines; 2. mounting blocks; 3. a connecting shaft; 301. a limiting block; 302. a torsion spring; 4. a containing groove; 5. a first chute; 6. bonding blocks; 7. a docking rod; 8. a magnet; 9. a guide block; 10. a first retaining ring; 11. a second chute; 12. a hidden groove; 13. fixing the scraper; 14. a first filter screen layer; 15. mounting a clamping block; 16. presetting a handle; 17. a second retaining ring; 18. a second filter screen layer; 19. a gas transmission channel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a diesel engine exhaust pipeline filtering structure with a self-cleaning function comprises a butt joint pipeline 1, a mounting block 2, a connecting shaft 3, a containing groove 4, a first sliding groove 5, a bonding block 6, a butt joint rod 7, a magnet 8, a guide block 9, a first fixing ring 10, a second sliding groove 11, a blind groove 12, a fixed scraper 13, a first filter screen layer 14, a mounting fixture block 15, a preset handle 16, a second fixing ring 17, a second filter screen layer 18 and an air conveying channel 19, wherein the mounting block 2 is mounted on an outer end bolt of the butt joint pipeline 1, the containing groove 4 is formed in the inner surface of the mounting block 2, the connecting shaft 3 is mounted on the inner surface of the containing groove 4 in a penetrating mode, the connecting shaft 3 is connected with the mounting block 2, the first sliding groove 5 is formed in the inner surface of the butt joint pipeline 1, the bonding block 6 is fixedly connected to the inner surface of the first sliding groove 5, the outer end of the guide block 9 is fixedly connected with a butt joint rod 7, a magnet 8 is installed on a terminal bolt of the butt joint rod 7, an air transmission channel 19 is formed in the inner surface of the butt joint pipeline 1, the air transmission channel 19 is connected with the butt joint rod 7, a first fixing ring 10 is installed on the terminal bolt of the butt joint rod 7, a second sliding groove 11 is formed in the inner side of the first fixing ring 10, a hidden groove 12 is formed in the inner surface of the first fixing ring 10, the hidden groove 12 is connected with the second sliding groove 11, a fixing scraper 13 is welded and connected to the outer surface of the first fixing ring 10, a first filter screen layer 14 is installed on the inner side of the first fixing ring 10 in a nested mode, a preset handle 16 is fixedly connected to the outer end of the first filter screen layer 14, an installation fixture block 15 is fixedly connected to the outer surface of the first filter screen layer 14, the installation fixture block 15 is connected with, and a second filter screen layer 18 is nested and installed at the inner side of the second fixing ring 17.
The connecting shaft 3 is provided with a limiting block 301 and a torsion spring 302, the outer end of the connecting shaft 3 is provided with the limiting block 301 in an embedded mode, the inner surface of the connecting shaft 3 is fixedly connected with the torsion spring 302, the outer end of the torsion spring 302 is connected with the inner surface of the limiting block 301, the limiting block 301 and the outer end of the mounting block 2 form an elastic structure through the torsion spring 302, the limiting block 301 is in a zigzag structure in front view, the limiting block 301 is symmetrically distributed about the central point of the mounting block 2, and automatic clamping and guiding work can be stably carried out on the butt-joint rod 7 contacted with the inner end in the period through the 2 zigzag limiting blocks 301;
2 bonding blocks 6 are symmetrically arranged about the central point of the first sliding chute 5, the outer surfaces of the 2 bonding blocks 6 are attached to each other, the bonding blocks 6 are made of elastic silica gel, meanwhile, the outer surfaces of the bonding blocks 6 and the outer end of the guide block 9 form a clamping structure, and impurities can be stably prevented from entering the first sliding chute 5 through the attached bonding blocks 6, so that the stability of the guide block 9 during position movement is ensured;
the tail end of the butt joint rod 7 and the limiting block 301 form a clamping structure, the butt joint rod 7 and the tail end of the limiting block 301 form a magnetic structure through the magnet 8, the butt joint rod 7 and the inner surface of the butt joint pipeline 1 form a sliding structure through the guide block 9, and the tail end of the butt joint rod 7 can be stably guided and limited or detached through the zigzag limiting block 301;
the side view of the blind groove 12 is an arc-shaped structure, the blind groove 12 is communicated with the second chute 11, the second chute 11 forms a clamping structure with the blind groove 12 through the mounting fixture block 15, and the mounting fixture block 15 in contact with the second chute 11 can stably carry out limiting and fixing work through the blind groove 12 pre-arranged in the second chute 11;
the fixed scraper 13 and the first fixing ring 10 are of a welding integrated structure, the outer surface of the fixed scraper 13 is attached to the inner surface of the gas transmission channel 19, so that the fixed scraper 13 moving along with the first fixing ring 10 can be stably attached to the inner surface of the gas transmission channel 19 for impurity cleaning;
the outer end of the first filter screen layer 14 is symmetrically provided with 2 mounting fixture blocks 15, and the first filter screen layer 14 and the second chute 11 form a nested structure through the mounting fixture blocks 15, so that a user can conveniently adjust the mounting state between the first filter screen layer 14 and the first fixing ring 10 through the mounting fixture blocks 15;
the second fixing ring 17 and the butt joint rod 7 form a sliding structure, the second fixing ring 17 and the second filter screen layer 18 form a dismounting and mounting structure, the filter hole area of the second filter screen layer 18 is smaller than that of the first filter screen layer 14, a user can conveniently adjust the mounting position of the second filter screen layer 18 according to needs, and the filtering effect of the device can be enhanced through the combined action of 2 groups of the second filter screen layers 18 and the first filter screen layer 14.
The working principle is as follows: when the filtering structure with the self-cleaning function for the exhaust pipeline of the diesel engine is used, according to the figures 1-4, the device is firstly placed at a position where the device needs to work, after the device works for a period of time, a user can carry out regular cleaning work on the inside of the gas transmission channel 19, it only needs to hold 2 zigzag limiting blocks 301 at the outer end of the mounting block 2 to rotate outwards, at this time, the torsion spring 302 connected with the shaft end is in a rolling state and moves along with the position of the limiting blocks 301, the bottom end of the butt joint rod is contacted with the butt joint rod 7 and stably pushes the butt joint rod to move outwards along the butt joint pipeline 1, after the butt joint rod 7 is separated from the attraction state with the magnet 8 between the limiting blocks 301, the outer end of the butt joint rod 7 can stably move to the outer end of the butt joint pipeline 1, and a user can stably drive 2 groups of the first filter screen layers 14 and the second filter screen layers 18 to perform position movement disassembly work by holding the tail end of the butt joint rod;
according to the figures 1 and 5, the butt joint rod 7 drives the first fixing ring 10 to move along the inner surface of the butt joint pipeline 1, the annular fixing scraper 13 is welded on the outer surface of the first fixing ring, and the first fixing ring moves outwards along the inner surface of the gas transmission channel 19, so that the tobacco tar impurities adhered to the inner wall of the butt joint pipeline 1 are automatically scraped and cleaned in a full range, and after the fixing scraper 13 is completely detached, a user can conveniently clean the impurities at the outer end of the fixing scraper;
according to fig. 1, 5 and 6, the user can also according to the work demand, handheld handle 16 of predetermineeing drives first filtration stratum reticulare 14 and carries out the angle rotation along the internal surface of first solid fixed ring 10, the installation fixture block 15 of its outer end will move outward along corresponding camera obscura 12 inside thereupon this moment, treat that it breaks away from the back completely, the user can be along the second spout 11 stable dismantle clearance change work to first filtration stratum reticulare 14, avoid it to take place the phenomenon of jam, the filtration quality of device has been guaranteed, holistic practicality has been increased.
Those not described in detail in this specification are within the skill of the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a diesel engine exhaust duct filtration with self-cleaning function, includes butt joint pipeline (1), installation piece (2), guide block (9) and fixed scraper blade (13), its characterized in that: the butt joint pipeline is characterized in that an installation block (2) is installed on an outer end bolt of the butt joint pipeline (1), a containing groove (4) is formed in the inner surface of the installation block (2), a connecting shaft (3) is installed on the inner surface of the containing groove (4) in a penetrating mode, the connecting shaft (3) is connected with the installation block (2), a first sliding groove (5) is formed in the inner surface of the butt joint pipeline (1), a bonding block (6) is fixedly connected to the inner surface of the first sliding groove (5), a guide block (9) is installed on the inner side of the first sliding groove (5) in a nested mode, a butt joint rod (7) is fixedly connected to the outer end of the guide block (9), a magnet (8) is installed on a tail end bolt of the butt joint rod (7), a gas transmission channel (19) is formed in the inner surface of the butt joint pipeline (1), the gas transmission channel (19) is connected with the, the inner side of the first fixing ring (10) is provided with a second sliding groove (11), the inner surface of the first fixing ring (10) is provided with a hidden groove (12), the hidden groove (12) is connected with the second sliding groove (11), the outer surface of the first fixing ring (10) is connected with a fixed scraper (13) in a welding mode, a first filter screen layer (14) is installed on the inner side of the first fixing ring (10) in a nested mode, the outer end of the first filter screen layer (14) is fixedly connected with a preset handle (16), the outer surface of the first filter screen layer (14) is fixedly connected with an installation fixture block (15), the installation fixture block (15) is connected with the second sliding groove (11), the outer surface of the butt joint rod (7) is installed with a second fixing ring (17) in a nested mode, and the inner side of the second fixing ring (17) is installed with a second filter screen.
2. The diesel exhaust duct filter structure having a self-cleaning function according to claim 1, wherein: the connecting shaft (3) is provided with a limiting block (301) and a torsion spring (302), the limiting block (301) is embedded in the outer end of the connecting shaft (3), the torsion spring (302) is fixedly connected to the inner surface of the connecting shaft (3), and meanwhile the outer end of the torsion spring (302) is connected with the inner surface of the limiting block (301).
3. The diesel exhaust duct filter structure having a self-cleaning function according to claim 2, wherein: the outer end that stopper (301) pass through torsion spring (302) and installation piece (2) constitutes elastic construction, and stopper (301) front view is zigzag structure to stopper (301) are about the central point symmetric distribution of installation piece (2).
4. The diesel exhaust duct filter structure having a self-cleaning function according to claim 1, wherein: bonding piece (6) are provided with 2 about the central point symmetry of first spout (5), and the surface of 2 bonding pieces (6) is laminated mutually to bonding piece (6) are the elastic silica gel material, and the surface of bonding piece (6) constitutes block structure with the outer end of guide block (9) simultaneously.
5. The diesel exhaust duct filter structure having a self-cleaning function according to claim 2, wherein: the tail end of the butt joint rod (7) and the limiting block (301) form a clamping structure, the butt joint rod (7) and the tail end of the limiting block (301) form a magnetic structure through the magnet (8), and the butt joint rod (7) and the inner surface of the butt joint pipeline (1) form a sliding structure through the guide block (9).
6. The diesel exhaust duct filter structure having a self-cleaning function according to claim 1, wherein: the side view of the hidden groove (12) is in an arc-shaped structure, the hidden groove (12) is communicated with the second sliding groove (11), and the second sliding groove (11) and the hidden groove (12) form a clamping structure through an installation clamping block (15).
7. The diesel exhaust duct filter structure having a self-cleaning function according to claim 1, wherein: the fixed scraper (13) and the first fixing ring (10) are of a welding integrated structure, and the outer surface of the fixed scraper (13) is attached to the inner surface of the gas transmission channel (19).
8. The diesel exhaust duct filter structure having a self-cleaning function according to claim 1, wherein: the outer end of the first filter screen layer (14) is symmetrically provided with 2 mounting fixture blocks (15), and the first filter screen layer (14) and the second sliding groove (11) form a nested structure through the mounting fixture blocks (15).
9. The diesel exhaust duct filter structure having a self-cleaning function according to claim 1, wherein: the second fixing ring (17) and the butt joint rod (7) form a sliding structure, the second fixing ring (17) and the second filter screen layer (18) form a disassembly and assembly structure, and the filter hole area of the second filter screen layer (18) is smaller than that of the first filter screen layer (14).
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| CN202010177470.0A CN111271155B (en) | 2020-03-13 | 2020-03-13 | Diesel engine exhaust duct filtration with self-cleaning function |
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| CN202010177470.0A CN111271155B (en) | 2020-03-13 | 2020-03-13 | Diesel engine exhaust duct filtration with self-cleaning function |
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| CN114033528A (en) * | 2021-11-23 | 2022-02-11 | 滨州职业学院 | Energy-saving device at tail of ship turbine equipment |
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