CN109026460B - Internal combustion engine filter structure - Google Patents
Internal combustion engine filter structure Download PDFInfo
- Publication number
- CN109026460B CN109026460B CN201810939258.6A CN201810939258A CN109026460B CN 109026460 B CN109026460 B CN 109026460B CN 201810939258 A CN201810939258 A CN 201810939258A CN 109026460 B CN109026460 B CN 109026460B
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- Prior art keywords
- filter
- shell
- filter screen
- reserved
- inlet pipe
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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
- F02M35/0212—Multiple cleaners
- F02M35/0216—Multiple cleaners arranged in series, e.g. pre- and main filter in series
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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
- F02M35/024—Air cleaners using filters, e.g. moistened
- F02M35/02416—Fixing, mounting, supporting or arranging filter elements; Filter element cartridges
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a filter structure of an internal combustion engine, which comprises a shell, wherein an edge strip is reserved on the inner wall of the inner side of the shell, the edge strip is fixedly connected with a cover body at the upper end through a screw, a dirty oil inlet pipe penetrates through the cover body, a fixing buckle is reserved on the side of the dirty oil inlet pipe, the filter structure can timely guide dirty oil to flow along the side of the outer end of a leakage hole or a protection ring through the corresponding designs of a blocking block, a protection ring, a leakage hole and the like, the contact area of the dirty oil with a first filter element and a second filter element at the inner side is greatly improved, the corresponding filtering speed is improved, meanwhile, the shell and the cover body, a support column and the blocking block as well as the shell are in threaded butt joint, and the pore passage and the cavity of the support column are designed, the first filter element, the second filter element, a first filter screen, a second filter screen and an oil absorption cotton layer at the inner side can be conveniently and, the structural design is compact and reasonable, has strong practicability and is suitable for popularization.
Description
Technical Field
The invention belongs to the technical field of internal combustion engines, and particularly relates to a filter structure of an internal combustion engine.
Background
The traditional internal combustion engine filter has poor filtering effect, and cannot play a good filtering effect on fuel in an internal combustion engine, so that the working efficiency of the internal combustion engine filter is low, the use amount of the internal combustion engine on the fuel is increased, the waste of limited resources is caused, the traditional internal combustion engine filter can only carry out single-time filtering, some impurities still exist in the fuel, the fuel cannot be sufficiently combusted, the using effect is not enough energy-saving, the fixing effect of the internal combustion engine filter is poor, the phenomenon of fuel leakage is easy to occur, and certain influence is brought to a user.
To this CN207195071U discloses an energy-efficient internal-combustion engine filter, including plating steel shell and secondary filter tip, the outer fixed surface of plating steel shell installs the mark data plate, and the _ top of mark data plate is equipped with the double-deck seam of stinging, the lower extreme fixed mounting who plates steel shell has a hickey, and the outer fixed surface of hickey installs fixed the knot, the lower extreme fixed mounting of hickey has the sump oil import, the upper end fixed mounting who plates steel shell has the filter lid, and the surface of filter lid is equipped with No. two hickeys, the upper end is equipped with the edible vegetable oil export. The high-efficiency energy-saving internal combustion engine filter is provided with the second filter paper, the secondary filter tip and the fixing buckle, so that the filtering effect of the filter can be increased, the utilization rate of fuel oil is improved, secondary filtering can be performed on the fuel oil, the high-efficiency energy-saving internal combustion engine filter has a good energy-saving effect, the fixing mode is more stable and is not easy to fall off, and a better use prospect is brought.
However, the following limitations still exist in the scheme:
1. the inner side of the corresponding steel-plated shell is lack of corresponding sump oil of a corresponding flow guide structure, so that the sump oil directly flows along the pipeline, the filter paper in the middle is easy to impact, and the speed of filtering is not accelerated;
2. the filter screen and the like at the inner side of the connecting pipe are inconvenient to replace, especially to replace, so that the service life is correspondingly limited.
Disclosure of Invention
The present invention is directed to a filter structure for an internal combustion engine to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a filter structure of an internal combustion engine comprises a shell, wherein an edge strip is reserved on the inner wall of the inner side of the shell and fixedly connected with a cover body at the upper end through screws, a sump oil inlet pipe is connected to the cover body in a penetrating manner, a fixing buckle is reserved on the side of the sump oil inlet pipe, a first filter screen is arranged at the bottom side of the edge strip, the first filter screen is fixedly connected with a blocking block at the bottom end through a rivet, the blocking block is sleeved at the top end of a support column, a guard ring is sleeved on the outer side of the top end of the support column, leakage holes are reserved on the side of the guard ring at equal intervals, a first filter element and a second filter element are respectively arranged in a cavity of the inner side of the shell corresponding to the lower end of the guard ring, the bottom end of the support column is sleeved and connected with the bottom end of the shell through threads, a cavity is reserved on the inner side of the, the lower end of the second filter screen is provided with a sewage absorbing cotton layer, and the bottom end of the sleeve is butted with a clean oil outlet pipe.
Preferably, a sealing ring is reserved between the edge strip and the cover body at the upper end, and the width length of the sealing ring is greater than the width of the cross section of the edge strip.
Preferably, the support column outside is left and is equipped with the screw thread, the cross-sectional diameter that is equipped with through-hole and through-hole is left to the retaining ring middle-end and is greater than the cross-sectional diameter of support column, six and be the annular array and distribute are no less than to the small opening of retaining ring avris.
Preferably, the cross section of the blocking block is in an isosceles trapezoid shape, and the width of the cross section of the upper end face of the blocking block is larger than the diameter of the cross section of the sump oil inlet pipe.
Preferably, the cross-sectional diameter length of the dirty oil inlet pipe is greater than that of the clear oil outlet pipe.
Preferably, the mesh diameter of the first screen is larger than the mesh diameter of the second screen.
The invention has the technical effects and advantages that: according to the invention, when the corresponding sump oil enters the inner part of the shell, the sump oil can be timely and correspondingly guided through the corresponding blocking block, the retaining ring, the leakage hole and the like, so that the sump oil flows along the leakage hole or the outer end side of the retaining ring, the contact area of the sump oil with the first filter element and the second filter element on the inner side is greatly increased, the corresponding filtering speed is increased, meanwhile, the shell, the cover body, the support column, the blocking block and the shell are in threaded butt joint, and the pore channel and the cavity of the support column are designed, so that the first filter element, the second filter element, the first filter screen, the second filter screen and the oil absorption cotton layer on the inner side can be conveniently and periodically replaced, the service life of the filter is prolonged, the structural design is compact and reasonable, the filter screen has strong practicability, and is suitable for popularization.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the grommet according to the present invention;
fig. 3 is a schematic structural diagram of the support column of the present invention.
In the figure: 1 dirty oil inlet pipe, 2 fixed knot, 3 lid, 4 first filter screens, 5 sealing rings, 6 strakes, 7 block pieces, 8 retaining rings, 9 first filter cores, 10 casings, 11 second filter cores, 12 second filter screens, 13 dirty cotton layer, 14 sleeve pipes, 15 clear oil outlet pipes, 16 weeping holes, 17 through holes, 18 support columns, 19 pore canals, 20 cavities.
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.
The invention provides a filter structure of an internal combustion engine as shown in figures 1-3, which comprises a shell 10, wherein an edge strip 6 is reserved on the inner wall of the inner side of the shell 10, the edge strip 6 is fixedly connected with a cover body 3 at the upper end through a screw, a dirty oil inlet pipe 1 is connected on the cover body 3 in a penetrating way, a fixing buckle 2 is reserved on the side of the dirty oil inlet pipe 1, a first filter screen 4 is arranged at the bottom side of the edge strip 6, the first filter screen 4 is fixedly connected with a blocking block 7 at the bottom end through a rivet, the blocking block 7 is sleeved at the top end of a support pillar 18, a guard ring 8 is sleeved on the outer side of the top end of the support pillar 18, leak holes 16 are reserved on the side of the guard ring 8 at equal intervals, a first filter element 9 and a second filter element 11 are respectively arranged in a cavity at the inner side of the shell 10 corresponding to the lower end of the guard ring 8, the bottom end of the support pillar 18 is sleeved and, the bottom end of the shell 10 is connected with a sleeve 14 in a penetrating mode, the upper end of the inner side of the sleeve 14 is connected with a second filter screen 12 in an embedded mode, a sewage absorbing cotton layer 13 is arranged at the lower end of the second filter screen 12, and the bottom end of the sleeve 14 is in butt joint with a clean oil outlet pipe 15.
Specifically, a sealing ring 5 is reserved between the edge strip 6 and the cover body 3 at the upper end, and the ring width length of the sealing ring 5 is greater than the section width of the edge strip 6.
Specifically, the screw thread is left to the support column 18 outside, the cross-sectional diameter that is equipped with through-hole 17 and through-hole 17 is left to the middle-end of retaining ring 8 is greater than the cross-sectional diameter of support column 18, six and be the ring array and distribute are no less than to the small opening 16 of 8 avris of retaining ring.
Specifically, the cross section of the blocking block 7 is in an isosceles trapezoid shape, and the width of the cross section of the upper end face of the blocking block 7 is larger than the diameter of the cross section of the dirty oil inlet pipe 1.
Specifically, the section diameter length of the dirty oil inlet pipe 1 is greater than that of the clear oil outlet pipe 15.
Specifically, the mesh diameter of the first screen 4 is larger than the mesh diameter of the second screen 12.
When the invention is used, dirty oil enters the shell 10 through the dirty oil inlet pipe 1, flows to the leakage hole 16 at the side of the guard ring 8 or the outer side of the guard ring 8 under the influence of the blocking block 7 after passing through the first filter screen 4, and corresponding oil body rapidly enters the first filter element 9 and the second filter element 11 at the inner side of the shell along the corresponding leakage hole 16 or the outer side of the guard ring 8, so that the corresponding flow speed is greatly improved, the corresponding filtering and cleaning efficiency is improved, after the oil body is filtered and adsorbed by the first filter element 9 and the second filter element 11, the corresponding clean oil body enters the cavity 20 at the bottom side of the support column 18 along the pore passage 19 at the bottom end of the support column 18, after the oil body passes through the second filter screen 12 in the sleeve 14 and the dirty cotton layer 13 for secondary adsorption and filtration, the corresponding clean oil body flows out along the clean oil outlet pipe 15, the corresponding support column 18 is connected with the shell thread at the bottom end while filtering the first filter element 9 and the second filter element 11 at the inner side, convenient to detach only needs to take off lid 3 when needing to change corresponding first filter core 9 and second filter core 11, takes off corresponding support column 18 and the grommet 8 on the support column 18 and block piece 7, carries out corresponding change to first filter screen 4, second filter screen 12 and soil pick-up cotton layer 13 when can be convenient carrying out corresponding change first filter core 9 and second filter core 11, and is nimble convenient. The corresponding life of being convenient for promote, structural design is closely reasonable, has very strong practicality, is fit for promoting.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. A filter structure for an internal combustion engine, comprising a case (10), characterized in that: the inner side inner wall of the shell (10) is provided with an edge strip (6), the edge strip (6) is fixedly connected with a cover body (3) of the upper end through a screw, a sealing ring (5) is reserved between the edge strip (6) and the cover body (3) of the upper end, the ring width length of the sealing ring (5) is greater than the section width of the edge strip (6), the cover body (3) is connected with a sump oil inlet pipe (1) in a penetrating manner, a fixing buckle (2) is reserved on the side of the sump oil inlet pipe (1), a first filter screen (4) is arranged on the bottom side of the edge strip (6), the first filter screen (4) is fixedly connected with a blocking block (7) of the bottom end through a rivet, the section of the blocking block (7) is in an isosceles trapezoid shape, the section width of the upper end face of the blocking block (7) is greater than the section diameter of the sump oil inlet pipe (1), the blocking block (7) is connected with the top end of a support column (18), the side of the guard ring (8) is provided with leakage holes (16) at equal intervals, dirty oil enters the shell (10) through the dirty oil inlet pipe (1), after passing through the first filter screen (4), the water flows towards the leakage hole (16) at the side of the guard ring (8) or the outer side of the guard ring (8) under the influence of the blocking block (7), a first filter element (9) and a second filter element (11) are respectively arranged in the cavity at the inner side of the shell (10) corresponding to the lower end of the guard ring (8), the bottom end of the supporting column (18) is connected with the bottom end of the shell (10) in a sleeved mode through threads, a cavity (20) is reserved on the inner side of the bottom end of the supporting column (18), a pore canal (19) is arranged on the side of the cavity, a sleeve (14) is connected at the bottom end of the shell (10) in a penetrating way, a second filter screen (12) is embedded at the upper end of the inner side of the sleeve (14), the lower end of the second filter screen (12) is provided with a dirt absorbing cotton layer (13), and the bottom end of the sleeve (14) is butted with an oil removing outlet pipe (15).
2. A filter structure for an internal combustion engine according to claim 1, wherein: the screw thread is reserved in the support column (18) outside, the cross-sectional diameter that is equipped with through-hole (17) and through-hole (17) is reserved to retaining ring (8) middle-end is greater than the cross-sectional diameter of support column (18), the small opening (16) of retaining ring (8) avris is no less than six and is the annular array and distributes.
3. A filter structure for an internal combustion engine according to claim 1, wherein: the section diameter length of the dirty oil inlet pipe (1) is greater than that of the clear oil outlet pipe (15).
4. A filter structure for an internal combustion engine according to claim 1, wherein: the mesh diameter of the first filter screen (4) is larger than that of the second filter screen (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810939258.6A CN109026460B (en) | 2018-08-17 | 2018-08-17 | Internal combustion engine filter structure |
Applications Claiming Priority (1)
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CN201810939258.6A CN109026460B (en) | 2018-08-17 | 2018-08-17 | Internal combustion engine filter structure |
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CN109026460A CN109026460A (en) | 2018-12-18 |
CN109026460B true CN109026460B (en) | 2021-04-30 |
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CN201810939258.6A Active CN109026460B (en) | 2018-08-17 | 2018-08-17 | Internal combustion engine filter structure |
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Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002058920A (en) * | 2000-08-18 | 2002-02-26 | Kyoei Sangyo Kk | Filtration device for fried food oil |
US6926827B2 (en) * | 2003-05-02 | 2005-08-09 | Champion Laboratories, Inc. | Fuel dispenser filter with removable filter media |
CN104454272B (en) * | 2014-12-12 | 2018-02-09 | 柳州铁道职业技术学院 | A kind of environment-friendly type minitype gasoline cleaner of filter core capable of washing |
CN205638752U (en) * | 2016-05-24 | 2016-10-12 | 瑞安市滤王汽车配件有限公司 | Fuel filter |
CN205858439U (en) * | 2016-08-11 | 2017-01-04 | 瑞安市安玛滤清器有限公司 | A kind of oil filter |
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