CN114992018B - Desulfurization filter and vehicle - Google Patents
Desulfurization filter and vehicle Download PDFInfo
- Publication number
- CN114992018B CN114992018B CN202210701254.0A CN202210701254A CN114992018B CN 114992018 B CN114992018 B CN 114992018B CN 202210701254 A CN202210701254 A CN 202210701254A CN 114992018 B CN114992018 B CN 114992018B
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- China
- Prior art keywords
- filter element
- element assembly
- desulfurization
- limiting pipe
- pipe
- Prior art date
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- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 75
- 230000023556 desulfurization Effects 0.000 title claims abstract description 75
- 239000003921 oil Substances 0.000 claims abstract description 33
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 13
- 239000011593 sulfur Substances 0.000 claims abstract description 13
- 239000000446 fuel Substances 0.000 claims abstract description 4
- 239000000295 fuel oil Substances 0.000 claims abstract description 4
- 239000000126 substance Substances 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000002828 fuel tank Substances 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims 1
- 239000002283 diesel fuel Substances 0.000 abstract description 19
- 238000001914 filtration Methods 0.000 abstract description 9
- 230000000712 assembly Effects 0.000 abstract description 4
- 238000000429 assembly Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
- F02M37/34—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements by the filter structure, e.g. honeycomb, mesh or fibrous
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention discloses a desulfurization filter and a vehicle, and belongs to the technical field of vehicle-mounted or vehicle-mounted fuel desulfurization. The desulfurization filter comprises a shell, a support and a desulfurization filter element assembly, wherein a second limiting pipe and a third limiting pipe are coaxially arranged on a first end face of the support, one end of the first limiting pipe of the shell can be extended between the second limiting pipe and the third limiting pipe to form three working treatment cavities, the working treatment cavities are respectively used for installing a primary filter element assembly, a secondary filter element assembly and a tertiary filter element assembly, a filtering flow passage is prolonged, fuel oil can flow into the desulfurization filter from an oil inlet pipe, and is filtered through the three filter element assemblies to different degrees sequentially, sulfur in diesel oil is fully separated out and then discharged from an oil discharge pipe, so that the sulfur content in the diesel oil is effectively reduced, the diesel oil is ensured not to corrode and destroy a vehicle tail gas discharge system in the process of burning tail gas discharge, and the failure rate of a vehicle engine is reduced.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted or vehicle-mounted fuel oil desulfurization, in particular to a desulfurization filter and a vehicle.
Background
The automotive diesel standard already prescribes that the sulfide content in the automotive diesel is not more than 10ppm, and a large amount of diesel which does not accord with the quality prescribed by the national standard still circulates in the market.
When the sulfur content of diesel oil is too high, the catalyst of harmful gas in the exhaust system of the vehicle is poisoned and fails, and meanwhile, the generated acidic substances can cause corrosion and damage of the exhaust system, and the discharged harmful gas aggravates environmental pollution. With the damage of the vehicle exhaust emission system, the engine control system reports faults, and simultaneously reduces torque and runs with low power, thereby seriously affecting the economical efficiency of the vehicle running.
For this reason, it is desirable to provide a desulfurization filter and a vehicle to solve the above-described problems.
Disclosure of Invention
The invention aims to provide a desulfurization filter and a vehicle, which can effectively reduce the sulfur content in diesel oil and avoid damaging a vehicle exhaust emission system to cause the failure of an engine control system.
In order to achieve the above object, the following technical scheme is provided:
a desulfurization filter comprising:
the shell comprises a concave shell body and a first limiting pipe, and an oil inlet pipe is arranged on the side wall surface of the shell body;
the support comprises a seat plate, a first end face of the seat plate is coaxially provided with a second limiting pipe and a third limiting pipe, and the third limiting pipe is positioned in the second limiting pipe; an oil drain pipe is arranged on the second end face of the seat board, and the third limiting pipe is communicated with the oil drain pipe; the seat board is in sealing connection with the shell, one end of the first limiting pipe is fixedly connected to the bottom of the shell, and the other end of the first limiting pipe is arranged between the second limiting pipe and the third limiting pipe in an extending mode;
the desulfurization filter element assembly comprises a first-stage filter element assembly, a second-stage filter element assembly and a third-stage filter element assembly, wherein the first-stage filter element assembly is sleeved outside the second limiting pipe, the second-stage filter element assembly is arranged between the first limiting pipe and the second limiting pipe, and the third-stage filter element assembly is arranged between the first limiting pipe and the third limiting pipe;
the desulfurization filter is configured such that a substance to be desulfurized flows in from the oil inlet pipe and is discharged from the oil discharge pipe after passing through the primary filter element assembly, the secondary filter element assembly and the tertiary filter element assembly in order. The method is also characterized by not being limited to the three-stage filtration mode, and adopting other multi-stage desulfurization filtration modes according to desulfurization requirements and actual application scenes.
As an alternative scheme of the desulfurization filter, the primary filter element assembly, the secondary filter element assembly and the tertiary filter element assembly adopt porous medium substances of oxidation desulfurization and physical chemical adsorption desulfurization as desulfurization media.
As the alternative scheme of desulfurization filter, the support still includes a plurality of first spacing piece, a plurality of first spacing piece circumference interval set up in the outer wall surface of second spacing pipe, and insert and locate in the filter core filter media of one-level filter core assembly.
As an alternative scheme of the desulfurization filter, a plurality of second limiting sheets are circumferentially arranged at intervals at the bottom of the shell, and the upper end face of the primary filter element assembly is abutted to the lower end part of the second limiting sheets.
As an alternative scheme of the desulfurization filter, a plurality of circulation ports are formed in the pipe orifice of the second limiting pipe, so that substances to be desulfurized flow from the primary filter element assembly to the secondary filter element assembly.
As an alternative scheme of the desulfurization filter, the length of the first limiting pipe is smaller than that of the shell, and a diversion gap is formed between the pipe orifice of one end of the first limiting pipe, which is far away from the shell, and the seat plate, so that substances to be desulfurized flow from the secondary filter element assembly to the tertiary filter element assembly.
As an alternative scheme of the desulfurization filter, a diversion hole group is developed at the pipe orifice of one end of the third limiting pipe far away from the seat plate, so that the substances to be desulfurized flow into the third limiting pipe from the three-stage filter element assembly and are discharged.
As the alternative scheme of desulfurization filter, the opening edge of casing is provided with first flange, first flange circumference interval is provided with a plurality of first connecting holes, the outward flange department of bedplate is provided with the second flange, second flange circumference interval is provided with a plurality of second connecting holes, the fastener wears to locate first connecting hole with the second connecting hole.
As the alternative scheme of desulfurization filter, still include the sealing washer, first flange is close to the terminal surface concave first annular groove that is equipped with of second flange, second flange is close to the concave second annular groove that is equipped with of one end of first flange, the sealing washer clamp is located first annular groove with in the second annular groove.
As an alternative scheme of the desulfurization filter, a plurality of reinforcing ribs are arranged on the outer pipe wall of the oil discharge pipe at intervals in the circumferential direction.
A vehicle comprising a fuel tank and a desulfurization filter as claimed in any one of the preceding claims, the fuel tank being in communication with an inlet conduit of the desulfurization filter via a fuel conduit.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a desulfurization filter which comprises a shell and a support, wherein the shell and the support are in sealed connection, a desulfurization filter element assembly is arranged in a working treatment cavity formed by the shell and the support, a second limiting pipe and a third limiting pipe are coaxially arranged on a first end face of the support, the outer diameter of the third limiting pipe is smaller than the inner diameter of the second limiting pipe, one end of a first limiting pipe of the shell can be arranged between the second limiting pipe and the third limiting pipe in an extending manner, a first working treatment cavity is formed between the second limiting pipe and the shell, and a first-stage filter element assembly is arranged in the first working treatment cavity; the second work treatment cavity is formed between the second limiting pipe and the first limiting pipe, the second-stage filter element assembly is arranged in the second work treatment cavity, the third work treatment cavity is formed between the third limiting pipe and the first limiting pipe, the third-stage filter element assembly is arranged in the third work treatment cavity, the filtering flow passage is prolonged, diesel oil can flow into the desulfurization filter from the oil inlet pipe, and the diesel oil is filtered through the three filter element assemblies to different degrees in sequence, sulfur in the diesel oil is fully separated out and then is discharged from the oil discharge pipe, so that the sulfur content in the diesel oil is effectively reduced, the diesel oil is ensured to be in the process of burning exhaust emission, the vehicle exhaust emission system is not corroded and destroyed, and the failure rate of a vehicle engine is reduced.
According to the vehicle provided by the invention, diesel oil in the oil tank is fully filtered through the desulfurization filter element assembly of the desulfurization filter, so that the sulfur content in the diesel oil is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the drawings needed in the description of the embodiments of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the contents of the embodiments of the present invention and these drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic view of an assembly of a desulfurization filter in accordance with an embodiment of the present invention;
FIG. 2 is an exploded view of a desulfurization filter in accordance with an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a desulfurization filter in accordance with an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a partial enlarged view at B in FIG. 3;
FIG. 6 is an exploded view of the housing and secondary filter element assembly of an embodiment of the present invention;
FIG. 7 is a schematic view of a support structure according to an embodiment of the present invention;
FIG. 8 is a schematic illustration of the mounting of a primary filter element assembly and a tertiary filter element assembly to a support in an embodiment of the invention.
Reference numerals:
1. a housing; 2. a support; 3. a desulfurization cartridge assembly; 4. a fastener; 5. a seal ring;
11. a housing; 12. a first limiting tube; 13. an oil inlet pipe; 14. the second limiting piece; 15. a first connection flange; 16. a first connection hole; 17. a first annular groove;
21. a seat plate; 22. the second limiting pipe; 221. a first limiting piece; 23. a third limiting tube; 231. a deflector aperture set; 24. an oil drain pipe; 25. a flow port; 26. a second connection flange; 27. a second connection hole; 28. a second annular groove; 29. reinforcing ribs;
31. a primary filter element assembly; 32. a secondary filter element assembly; 33. and a three-stage filter element assembly.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
When the sulfur content of diesel oil is too high, the catalyst of harmful gas in the exhaust system of the vehicle is poisoned and fails, and meanwhile, the generated acidic substances can cause corrosion and damage of the exhaust system, and the discharged harmful gas aggravates environmental pollution. With the damage of the vehicle exhaust emission system, the engine control system reports faults, and simultaneously reduces torque and runs with low power, thereby seriously affecting the economical efficiency of the vehicle running.
In order to effectively reduce the sulfur content in diesel oil and avoid damaging the exhaust emission system of the vehicle and causing the failure of the engine control system, the embodiment provides a desulfurizing filter which effectively improves the running economy of the vehicle, and the details of the embodiment are described in detail below with reference to fig. 1 to 8.
As shown in fig. 1 in combination with fig. 2, the desulfurization filter comprises a housing 1, a support 2, and a desulfurization cartridge assembly 3. As shown in fig. 1 to 5, the casing 1 includes a concave housing 11 and a first stopper pipe 12, and the side wall surface of the housing 11 is provided with an oil inlet pipe 13. The support 2 comprises a seat plate 21, a second limiting pipe 22 and a third limiting pipe 23 are coaxially arranged on the first end face of the seat plate 21, the third limiting pipe 23 is located in the second limiting pipe 22, and the outer diameter of the third limiting pipe 23 is smaller than the inner diameter of the second limiting pipe 22. The second end surface of the seat plate 21 is provided with an oil drain pipe 24 in a vertical direction, and the third limiting pipe 23 is communicated with the oil drain pipe 24, and it is understood that the second end surface and the first end surface of the seat plate 21 are respectively positioned at opposite ends of the seat plate 21. The seat board 21 is in sealing connection with the shell 11, one end of the first limiting pipe 12 is fixedly connected to the bottom of the shell 11, and the other end of the first limiting pipe 12 is arranged between the second limiting pipe 22 and the third limiting pipe 23 in an extending mode.
In this embodiment, as shown in fig. 3 to 5, the desulfurization filter element assembly 3 includes a primary filter element assembly 31, a secondary filter element assembly 32, and a tertiary filter element assembly 33, the primary filter element assembly 31 is sleeved outside the second limiting pipe 22, the secondary filter element assembly 32 is disposed between the first limiting pipe 12 and the second limiting pipe 22, and the tertiary filter element assembly 33 is disposed between the first limiting pipe 12 and the third limiting pipe 23. The desulfurization filter is configured such that the substances to be desulfurized flow from the oil inlet pipe 13 and are discharged from the oil discharge pipe 24 after passing through the primary filter element assembly 31, the secondary filter element assembly 32 and the tertiary filter element assembly 33 in this order.
Illustratively, before the housing 1 and the support 2 are assembled, the primary filter element assembly 31 is sleeved on the second limiting pipe 22, the secondary filter element assembly 32 is sleeved on the first limiting pipe 12, the tertiary filter element assembly 33 is sleeved on the third limiting pipe 23, and then the housing 1 is buckled on the support 2 for further sealing connection, so that the assembly time of the desulfurization filter element assembly 3 is shortened, and the assembly speed of the desulfurization filter is improved.
In short, the desulfurization filter provided by the invention comprises a shell 1 and a support 2 which are in sealed connection, wherein a desulfurization filter element assembly 3 is arranged in a working treatment cavity formed by the shell 1 and the support 2, a second limiting pipe 22 and a third limiting pipe 23 are coaxially arranged on a first end surface of the support 2, the outer diameter of the third limiting pipe 23 is smaller than the inner diameter of the second limiting pipe 22, one end of a first limiting pipe 12 of the shell 2 can be arranged between the second limiting pipe 22 and the third limiting pipe 23 in an extending manner, a first working treatment cavity is formed between the second limiting pipe 22 and the shell 1, and a first-stage filter element assembly 31 is arranged in the first working treatment cavity; the second work treatment cavity is formed between the second limiting pipe 22 and the first limiting pipe 12, the second-stage filter element assembly 32 is arranged in the second work treatment cavity, the third-stage filter element assembly 33 is arranged in the third work treatment cavity, diesel oil can flow into the desulfurization filter from the oil inlet pipe 13 and is fully filtered through the three filter element assemblies in sequence, a filtering flow passage is prolonged, sulfur in the diesel oil is fully separated out and then is discharged from the oil discharge pipe 24, the sulfur content in the diesel oil is effectively reduced, the diesel oil is ensured to be in the combustion exhaust emission process, the vehicle exhaust emission system is not corroded and damaged, and the failure rate of the vehicle engine is reduced.
The embodiment is not limited to the three-stage filtration mode, and other multi-stage desulfurization filtration modes can be adopted according to desulfurization requirements and actual application scenes. The fuel desulfurization filtering can also adopt a two-stage, three-stage or four-stage filtering mode.
Illustratively, the primary filter element assembly 31, the secondary filter element assembly 32, and the tertiary filter element assembly 33 each employ a porous media material that oxidizes and physico-chemically adsorbs the desulfurized media material as a desulfurization medium.
Illustratively, in the present embodiment, the primary, secondary, and tertiary filter assemblies 31, 32, 33 are cylindrical structures. The filter element filter materials of the first-stage filter element assembly 31, the second-stage filter element assembly 32 and the third-stage filter element assembly 33 are all porous, loose and high-selectivity solid oxide desulfurization materials.
Further, as shown in fig. 2 and 7, in the present embodiment, the support 2 further includes a plurality of first limiting pieces 221, and the plurality of first limiting pieces 221 are circumferentially disposed on the outer wall surface of the second limiting pipe 22 at intervals, and are inserted into the filter element filter material of the primary filter element assembly 31. By additionally arranging the number of the first limiting pieces 221, the radial movement of the primary filter element assembly 31 is limited, and the installation stability of the primary filter element assembly 31 in the first working treatment cavity is improved.
Specifically, the first limiting piece 221 has one end connected with the second limiting pipe 22, and the other end connected with the seat board 21, so that the structural strength of the second limiting pipe 22 is improved, and the first limiting piece 221 can also play a role of a reinforcing rib.
Further, as shown in fig. 3 and 6, a plurality of second limiting pieces 14 are circumferentially arranged at intervals at the bottom of the housing 1, and the upper end face of the primary filter element assembly 31 abuts against the lower end portion of the second limiting piece 14. By additionally arranging the number of the second limiting pieces 14, the axial movement of the primary filter element assembly 31 is limited, and the installation stability of the primary filter element assembly 31 in the first working treatment cavity is further improved.
Further, as shown in fig. 7, the orifice of the second limiting pipe 22 is provided with a plurality of flow openings 25, so that the substances to be desulfurized flow from the primary filter element assembly 31 to the secondary filter element assembly 32.
Specifically, in this embodiment, four circulation ports 25 are uniformly distributed circumferentially on the second limiting pipe 22.
Further, as shown in fig. 5, the length of the first limiting pipe 12 is smaller than that of the housing 11, and a diversion gap is formed between the seat plate 21 and the pipe orifice of the end of the first limiting pipe 12 far from the housing 11, so that the substances to be desulfurized flow from the secondary filter element assembly 32 to the tertiary filter element assembly 33. The adjustment of the diesel flow is realized by adjusting the length of the first limiting pipe 12 and then adjusting the size of the diversion gap.
Further, as shown in fig. 4 and fig. 7, a diversion hole set 231 is formed at the pipe orifice of the end of the third limiting pipe 23 far from the seat plate 21, so that the substances to be desulfurized flow into the third limiting pipe 23 from the three-stage filter element assembly 33 and are discharged.
Specifically, four deflector hole groups 231 are circumferentially uniformly distributed on the third limiting pipe 23, and each deflector hole group 231 is composed of a plurality of rows of through holes.
Further, as shown in fig. 2 and 6, a first connecting flange 15 is provided at the opening edge of the housing 11, a plurality of first connecting holes 16 are provided at intervals in the circumferential direction of the first connecting flange 15, a second connecting flange 26 is provided at the outer edge of the seat plate 21, a plurality of second connecting holes 27 are provided at intervals in the circumferential direction of the second connecting flange 26, and the fastening member 4 is inserted into the first connecting holes 16 and the second connecting holes 27. By adding the first connecting flange 15, the second connecting flange 26 and the fastening members 4, a stable connection between the housing 11 and the seat plate 21 is achieved.
Further, as shown in fig. 2, 3, 6 and 7, the desulfurization filter further includes a sealing ring 5, the end face of the first connecting flange 15, which is close to the second connecting flange 26, is concavely provided with a first annular groove 17, the end of the second connecting flange 26, which is close to the first connecting flange 15, is concavely provided with a second annular groove 28, and the sealing ring 5 is clamped in the first annular groove 17 and the second annular groove 28. By providing the first annular groove 17 and the second annular groove 28, the sealing ring 5 can be filled in the first annular groove 17 and the second annular groove 28, and the sealing connection between the shell 11 and the seat plate 21 is ensured.
Further, as shown in fig. 2, a plurality of reinforcing ribs 29 are circumferentially arranged on the outer tube wall of the oil drain tube 24 at intervals, one end of each reinforcing rib 29 is connected with the oil drain tube 24, and the other end is connected with the seat plate 21, so that the structural strength of the oil drain tube 24 is improved by additionally arranging the reinforcing ribs 29.
The embodiment also provides a vehicle, which comprises an oil tank and the desulfurization filter, wherein the oil tank is communicated with an oil inlet pipe 13 of the desulfurization filter through an oil conveying pipe, so that the sulfur content in diesel oil is effectively reduced.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (11)
1. A desulfurization filter is characterized in that fuel oil is filtered and desulfurized, and the fuel oil is filtered to remove excessive sulfur by different combination of filtered desulfurization materials, so that the desulfurization filter is applied to vehicles and comprises:
the shell (1) comprises a concave shell (11) and a first limiting pipe (12), and an oil inlet pipe (13) is arranged on the side wall surface of the shell (11);
the support (2) comprises a seat plate (21), a second limiting pipe (22) and a third limiting pipe (23) are coaxially arranged on a first end face of the seat plate (21), and the third limiting pipe (23) is positioned in the second limiting pipe (22); an oil drain pipe (24) is arranged on the second end surface of the seat plate (21), and the third limiting pipe (23) is communicated with the oil drain pipe (24); the seat board (21) is in sealing connection with the shell (11), one end of the first limiting pipe (12) is fixedly connected to the bottom of the shell (11), and the other end of the first limiting pipe (12) is arranged between the second limiting pipe (22) and the third limiting pipe (23) in an extending mode;
the desulfurization filter element assembly (3) comprises a first-stage filter element assembly (31), a second-stage filter element assembly (32) and a third-stage filter element assembly (33), wherein the first-stage filter element assembly (31) is sleeved outside the second limiting pipe (22), the second-stage filter element assembly (32) is arranged between the first limiting pipe (12) and the second limiting pipe (22), and the third-stage filter element assembly (33) is arranged between the first limiting pipe (12) and the third limiting pipe (23);
the desulfurization filter is configured such that a substance to be desulfurized flows in from the oil inlet pipe (13) and is discharged from the oil discharge pipe (24) after passing through the primary filter element assembly (31), the secondary filter element assembly (32) and the tertiary filter element assembly (33) in this order.
2. The desulfurization filter of claim 1, wherein the primary filter element assembly (31), the secondary filter element assembly (32) and the tertiary filter element assembly (33) employ a porous media material of oxidative desulfurization, physicochemical adsorption desulfurization as a desulfurization medium.
3. The desulfurization filter according to claim 1, wherein the support (2) further comprises a plurality of first limiting pieces (221), and the plurality of first limiting pieces (221) are circumferentially arranged on the outer wall surface of the second limiting pipe (22) at intervals and are inserted into the filter element filter material of the primary filter element assembly (31).
4. A desulfurization filter according to claim 3, wherein a plurality of second limiting pieces (14) are circumferentially arranged at intervals at the bottom of the shell (1), and the upper end face of the primary filter element assembly (31) is abutted against the lower end portion of the second limiting pieces (14).
5. The desulfurization filter as claimed in claim 4, wherein the orifice of the second limiting pipe (22) is provided with a plurality of flow openings (25) for allowing the substances to be desulfurized to flow from the primary filter element assembly (31) to the secondary filter element assembly (32).
6. The desulfurization filter as claimed in claim 5, wherein the length of the first limiting pipe (12) is smaller than the length of the housing (11), and a flow guiding gap is formed between the seat plate (21) and a pipe orifice of an end of the first limiting pipe (12) far from the housing (11) so as to enable a substance to be desulfurized to flow from the secondary filter element assembly (32) to the tertiary filter element assembly (33).
7. The desulfurization filter as claimed in claim 6, wherein a flow guide hole group (231) is formed at a pipe orifice of the third limiting pipe (23) at a position far from the seat plate (21) so that a substance to be desulfurized flows into the third limiting pipe (23) from the three-stage filter element assembly (33) and is discharged.
8. The desulfurization filter according to any one of claims 1-7, characterized in that a first connecting flange (15) is provided at the opening edge of the housing (11), a plurality of first connecting holes (16) are provided at intervals in the circumferential direction of the first connecting flange (15), a second connecting flange (26) is provided at the outer edge of the seat plate (21), a plurality of second connecting holes (27) are provided at intervals in the circumferential direction of the second connecting flange (26), and a fastener (4) is provided to penetrate through the first connecting holes (16) and the second connecting holes (27).
9. The desulfurization filter according to claim 8, further comprising a sealing ring (5), wherein a first annular groove (17) is concavely formed in the end face of the first connecting flange (15) close to the second connecting flange (26), a second annular groove (28) is concavely formed in the end of the second connecting flange (26) close to the first connecting flange (15), and the sealing ring (5) is clamped in the first annular groove (17) and the second annular groove (28).
10. The desulfurization filter as claimed in claim 8, wherein the outer tube wall of the oil drain tube (24) is provided with a plurality of reinforcing ribs (29) at intervals in the circumferential direction.
11. A vehicle comprising a fuel tank and a desulfurization filter as claimed in any one of claims 1-10, said fuel tank being in communication with an inlet pipe (13) of said desulfurization filter via a fuel delivery pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210701254.0A CN114992018B (en) | 2022-06-20 | 2022-06-20 | Desulfurization filter and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210701254.0A CN114992018B (en) | 2022-06-20 | 2022-06-20 | Desulfurization filter and vehicle |
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| Publication Number | Publication Date |
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| CN114992018A CN114992018A (en) | 2022-09-02 |
| CN114992018B true CN114992018B (en) | 2023-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210701254.0A Active CN114992018B (en) | 2022-06-20 | 2022-06-20 | Desulfurization filter and vehicle |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207945031U (en) * | 2018-03-06 | 2018-10-09 | 成都宁良实业有限公司 | A kind of diesel fuel filter |
| CN109340004A (en) * | 2018-11-14 | 2019-02-15 | 广西华原过滤***股份有限公司 | A kind of three-level oil water separator |
| CN110578636A (en) * | 2019-10-11 | 2019-12-17 | 浙江科博达工业有限公司 | Automatic fuel oil emptying device |
| CN112459938A (en) * | 2020-12-22 | 2021-03-09 | 无锡亿利环保科技有限公司 | Fuel filter easy to disassemble and assemble |
| CN113669179A (en) * | 2021-09-02 | 2021-11-19 | 瑞安市环嘉滤清器有限公司 | Electric pump integrated fuel filter base assembly capable of automatically exhausting |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011120653A1 (en) * | 2011-12-09 | 2013-06-13 | Mann + Hummel Gmbh | Fuel filter of an internal combustion engine and filter element of a fuel filter |
| DE102017000938A1 (en) * | 2016-02-18 | 2017-08-24 | Mann + Hummel Gmbh | Filter assembly with several filter elements |
-
2022
- 2022-06-20 CN CN202210701254.0A patent/CN114992018B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207945031U (en) * | 2018-03-06 | 2018-10-09 | 成都宁良实业有限公司 | A kind of diesel fuel filter |
| CN109340004A (en) * | 2018-11-14 | 2019-02-15 | 广西华原过滤***股份有限公司 | A kind of three-level oil water separator |
| CN110578636A (en) * | 2019-10-11 | 2019-12-17 | 浙江科博达工业有限公司 | Automatic fuel oil emptying device |
| CN112459938A (en) * | 2020-12-22 | 2021-03-09 | 无锡亿利环保科技有限公司 | Fuel filter easy to disassemble and assemble |
| CN113669179A (en) * | 2021-09-02 | 2021-11-19 | 瑞安市环嘉滤清器有限公司 | Electric pump integrated fuel filter base assembly capable of automatically exhausting |
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| Publication number | Publication date |
|---|---|
| CN114992018A (en) | 2022-09-02 |
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