CN114718693B - Oil cleaner for diesel generator - Google Patents

Oil cleaner for diesel generator Download PDF

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Publication number
CN114718693B
CN114718693B CN202210359803.0A CN202210359803A CN114718693B CN 114718693 B CN114718693 B CN 114718693B CN 202210359803 A CN202210359803 A CN 202210359803A CN 114718693 B CN114718693 B CN 114718693B
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Prior art keywords
pipe
filter
oil
fixedly connected
plate
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CN202210359803.0A
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CN114718693A (en
Inventor
邹国祥
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HEFEI CALSION ELECTRIC SYSTEM CO Ltd
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HEFEI CALSION ELECTRIC SYSTEM CO Ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • B01D29/036—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting ring shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/005—Filters specially adapted for use in internal-combustion engine lubrication or fuel systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/18—Heating or cooling the filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/30—Filter housing constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/30—Combinations with other devices, not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
    • F01M5/002—Cooling
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

The invention discloses an oil filter for a diesel generator, which comprises a shell, wherein the bottom of the shell is in threaded connection with a bottom supporting plate, the edge of the bottom supporting plate is fixedly connected with a plurality of oil inlet pipes, the top of the shell is fixedly connected with an oil outlet pipe, a filter element is fixedly connected below the oil outlet pipe and comprises an inner through pipe and an outer through pipe, the outer through pipe is covered outside the inner through pipe, and the middle part of the inner through pipe is provided with a plurality of filter holes; according to the filter element, the inner through pipe and the outer through pipe which are sleeved with each other are arranged, the engine oil is filtered by the filter holes with different mesh densities in the middle of the inner through pipe, and the filter element can be filtered by the filter holes with different mesh densities through the rotation fit of the outer through pipe, so that the working and using requirements of the engine oil under different states are met, and the stable operation of a generator is ensured.

Description

Oil filter for diesel generator
Technical Field
The invention relates to a filter, in particular to an oil filter for a diesel generator.
Background
The oil filter on the diesel generator is used for filtering impurities in diesel entering the generator so as to ensure long-time stable operation of the generator.
Patent number CN 201482286U's application document discloses a diesel generator oil filter, it is through being equipped with the fiber filter screen that 160 mesh engine oils can get into for filter solid particles such as metal, rubber piece in the engine oil, with this solution paper filter core life is not long, increases use cost's problem. However, after the engine oil is used for a period of time, certain impurities are inevitably accumulated, so that the permeability of the engine oil to the filter screen is reduced, the engine oil circulation effect is influenced, the filter performance of the existing filter cannot be adjusted according to the actual use state of the engine oil, and the actual use requirement cannot be well adapted.
Disclosure of Invention
The invention aims to provide an oil filter for a diesel generator, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an oil filter for a diesel generator comprises a shell, wherein a bottom supporting plate is in threaded connection with the bottom of the shell, a plurality of oil inlet pipes are fixedly connected to the edge of the bottom supporting plate, an oil outlet pipe is fixedly connected to the top of the shell, a filtering piece is fixedly connected to the lower portion of the oil outlet pipe and comprises an inner through pipe and an outer through pipe, the outer through pipe is covered on the outer side of the inner through pipe, a plurality of filtering holes are formed in the middle of the inner through pipe and vertically arranged into a plurality of rows, the filtering holes in the same row are identical in size and are arranged at equal intervals, the filtering holes in different rows are different in size, a filtering net is fixedly connected to the inner portions of the filtering holes, and the larger filtering hole is larger in mesh density of the inner filtering net;
the middle part of the outer through pipe is provided with a plurality of oil inlet through grooves, the width of each oil inlet through groove is larger than the diameter of the largest filtering hole, the top of the outer through pipe is fixedly connected with a butt joint ring, the top of the butt joint ring is fixedly connected with an extension pipe, the top of the extension pipe is fixedly connected with an adjusting ring, a locking groove is formed in the joint of the oil inlet pipe and the top surface of the shell, the inner wall of the locking groove is fixedly connected with a plurality of locking blocks, the bottom of the adjusting ring is provided with an adjusting groove, and the inner wall of the adjusting groove is connected with one of the locking blocks in a clamping manner; the middle part of the inner through pipe is fixedly connected with a sealing cover plate, and the middle part of the sealing cover plate is fixedly connected with the bottom of the oil outlet pipe;
the bottom fixedly connected with mount pad of bottom plate inner wall, the middle part of mount pad and the bottom fixed connection of interior siphunculus, the spacing groove has been seted up at the border of installation pipe, the bottom of outer siphunculus rotates with the inner wall in spacing groove to be connected.
As a further scheme of the invention: the middle part fixed mounting of shells inner wall has the oil cooling spare, the oil cooling spare includes the cooling plate, a plurality of cooling chamber, a plurality of have been seted up at the middle part of cooling plate all inlays between the cooling chamber and is equipped with the heat-conducting plate, a plurality of outside the one end of heat-conducting plate all extends to the casing, a plurality of the through-hole has all been seted up at the middle part of heat-conducting plate, a plurality of logical groove has all been seted up down to the bottom in cooling chamber, a plurality of the cooling chamber is close to one side of filtering piece and has all been seted up logical groove, and machine oil gets into the cooling chamber through logical groove down and is discharged by last logical groove.
As a further scheme of the invention: the middle part block of bottom plate inner wall is connected with the filter residue board, the filter residue board divides into the semi-ring of two mutual joints, and the equal fixedly connected with filter residue net of inner wall of two semi-rings, the height that highly is higher than into oil pipe of filter residue board.
As a further scheme of the invention: the inside of interior siphunculus is provided with the backwash pipe, a plurality of apopore has been seted up to the outer wall of backwash pipe, the bottom of backwash pipe passes mount pad, bottom plate and casing in proper order and extends to the outside to fixed mounting has the flow stopping valve.
As a further scheme of the invention: the bottom threaded connection of casing has the bottom plate, the middle part of bottom plate inlays and is equipped with magnet.
Compared with the prior art, the invention has the beneficial effects that: according to the filter element, the inner through pipe and the outer through pipe which are sleeved with each other are arranged, the engine oil is filtered by using the filter holes with different mesh densities in the middle of the inner through pipe, and the filter element can be filtered by using the filter holes with different mesh densities through the rotation fit of the outer through pipe, so that the working and using requirements of the engine oil in different states are met, and the stable operation of a generator is ensured;
according to the invention, the engine oil cooling piece is arranged, the engine oil is dispersed and guided by the cooling cavities, and the temperature of the engine oil is guided and dispersed by utilizing the heat conduction between the heat conduction plates and the engine oil, so that the viscosity of the engine oil is prevented from being reduced due to overhigh temperature, and the stable lubricating effect of the engine oil is further ensured;
according to the invention, through arranging the backwashing pipe, water flow is fed from the inner part of the inner through pipe, and the inner wall of the inner through pipe, the inner structures of the shells such as the filter screen and the like are washed, so that the filtering efficiency of the filter screen is ensured, and the service life of the whole device is prolonged.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of a filter element according to the present invention;
FIG. 4 is a perspective view of the outer tube of the present invention;
FIG. 5 is a cross-sectional view of the oil cooling member of the present invention.
In the figure: 1. a housing; 2. a bottom pallet; 3. an oil inlet pipe; 4. a mounting seat; 5. an outer communicating pipe; 6. an oil inlet through groove; 7. an inner through pipe; 8. a filtration pore; 9. a docking ring; 10. an adjusting ring; 11. an oil outlet pipe; 12. a cooling plate; 13. a cooling chamber; 14. a heat conducting plate; 15. an upper through groove; 16. filtering a residue net; 17. a base plate; 18. a magnet; 19. backwashing the tubes; 20. and (7) water outlet holes.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-5, in an embodiment of the present invention, an oil filter for a diesel generator includes a housing 1, a bottom support plate 2 is screwed to a bottom of the housing 1, a plurality of oil inlet pipes 3 are fixedly connected to an edge of the bottom support plate 2, an oil outlet pipe 11 is fixedly connected to a top of the housing 1, a filter element is fixedly connected to a lower portion of the oil outlet pipe 11, the filter element includes an inner through pipe 7 and an outer through pipe 5, the outer through pipe 5 is covered outside the inner through pipe 7, a plurality of filter holes 8 are formed in a middle portion of the inner through pipe 7, the plurality of filter holes 8 are vertically arranged in a plurality of rows, the filter holes 8 in the same row are the same in size and are arranged at equal intervals, the filter holes 8 in different rows are different in size, the filter screens are fixedly connected to an inside of the plurality of filter holes 8, the larger filter holes 8 have the larger mesh density of the filter holes, the larger filter holes 8 are matched with the denser filter screens, so that the permeation pressure of engine oil is the same, and when the filter holes 8 are switched, the operation speed and the operation pressure in an oil pipeline of the whole engine is balanced relative to the engine oil;
the middle part of the outer through pipe 5 is provided with a plurality of oil inlet through grooves 6, the width of each oil inlet through groove 6 is larger than the diameter of the largest filtering hole 8, so that the outer through pipe 5 cannot obstruct the filtering holes 8, the top of the outer through pipe 5 is fixedly connected with a butt joint ring 9, the top of the butt joint ring 9 is fixedly connected with an extension pipe, the top of the extension pipe is fixedly connected with an adjusting ring 10, a locking groove is formed at the joint of the oil inlet pipe 3 and the top surface of the shell 1, the inner wall of the locking groove is fixedly connected with a plurality of locking blocks, the bottom of the adjusting ring 10 is provided with an adjusting groove, and the inner wall of the adjusting groove is connected with one of the locking blocks in a clamping manner; the spacing between the locking blocks satisfies: when the adjusting groove moves from being clamped with one locking block to being clamped with the other locking block, the oil inlet through groove 6 moves from being aligned with one row of filter holes 8 to being aligned with the other row of filter holes 8; the middle part of the inner through pipe 7 is fixedly connected with a sealing cover plate, and the middle part of the sealing cover plate is fixedly connected with the bottom of the oil outlet pipe 11;
for improving the position stability of outer siphunculus 5 and interior siphunculus 7, the bottom fixedly connected with mount pad 4 of 2 inner walls of bottom plate, the middle part of mount pad 4 and the bottom fixed connection of interior siphunculus 7, the spacing groove has been seted up at the border of installation pipe, the bottom of outer siphunculus 5 is connected with the inner wall rotation of spacing groove.
In order to reduce the temperature of the engine oil, ensure the viscosity coefficient of the engine oil and further ensure the lubricating effect of the engine oil, an engine oil cooling part is fixedly arranged in the middle of the inner wall of the shell 1, the engine oil cooling part comprises a cooling plate 12, a plurality of cooling cavities 13 are formed in the middle of the cooling plate 12, heat-conducting plates 14 are embedded among the cooling cavities 13, one ends of the heat-conducting plates 14 extend out of the shell 1, and the temperature of the engine oil is guided and dissipated by the heat conduction between the heat-conducting plates 14 and the engine oil;
the through-hole has all been seted up at a plurality of heat-conducting plate 14's middle part, and logical groove has all been seted up down to a plurality of cooling chamber 13's bottom, and logical groove 15 has all been seted up on one side that a plurality of cooling chamber 13 is close to filtering piece, and machine oil passes through under through the groove and gets into cooling chamber 13 and lead to groove 15 discharge by last.
The middle part of the inner wall of the bottom supporting plate 2 is clamped and connected with a filter residue plate, the filter residue plate is divided into two semi-rings which are mutually clamped and connected, the inner walls of the two semi-rings are fixedly connected with a filter residue net 16, and the height of the filter residue plate is higher than that of the oil inlet pipe 3; the large-particle impurities contained in the engine oil are preliminarily filtered and blocked through the filter residue net 16, so that the blockage of the filter net in the filter hole 8 is reduced.
A backwashing pipe 19 is arranged in the inner through pipe 7, a plurality of water outlet holes 20 are formed in the outer wall of the backwashing pipe 19, the bottom of the backwashing pipe 19 sequentially penetrates through the mounting seat 4, the bottom supporting plate 2 and the shell 1 to extend to the outer side, and a flow stopping valve is fixedly mounted on the bottom of the backwashing pipe 19; through setting up backwash pipe 19, send into rivers from the inside of internal siphunculus 7, wash casing 1 inner structure such as the inner wall of internal siphunculus 7 and filter screen to this filter efficiency who guarantees the filter screen, the holistic life of extension fixture.
The bottom threaded connection of casing 1 has bottom plate 17, and bottom plate 17's middle part inlays and is equipped with magnet 18, through setting up magnet 18, when on the oil gets into bottom plate 2, adsorbs magnetic metal particles such as iron fillings that wherein contain, promotes the filter's filter effect.
When the oil outlet pipe is used, the oil outlet pipe 11 and the plurality of oil inlet pipes 3 are communicated with a pipeline of engine oil of a generator through an external pipeline;
the engine oil enters the shell 1 through the oil inlet pipe 3 and is gathered on the bottom support plate 2, magnetic metal particles such as iron filings and the like contained in the engine oil are gathered and concentrated towards the bottom of the inner wall of the bottom support plate 2 under the magnetic adsorption action of the magnet 18, the liquid level of the engine oil gradually rises along with the continuous injection of the engine oil, when the engine oil passes through the filter residue net 16, large particle impurities and the like in the engine oil are blocked and filtered by the filter residue net 16, the filtered engine oil has a plurality of downward through grooves and enters the cold cooling cavity 13 and continuously moves upwards along the cooling cavity 13, in the process of the upward movement, the heat conduction of the engine oil is realized through the contact between the engine oil and the heat conduction plate 14, part of heat in the engine oil is guided to be externally connected and dissipated along the heat conduction plate 14, and the temperature reduction of the engine oil is further realized; the upward engine oil is sent out from the upper through groove 15, passes through the oil inlet through groove 6 on the outer through pipe 5, enters the inner through pipe 7 from the filtering hole 8, rises along the inner through pipe 7 and is sent out from the oil outlet pipe 11;
when the filter screens need to be switched, the adjusting ring 10 can be rotated to enable the adjusting groove at the bottom of the adjusting ring to be clamped with the locking block at the later position in the rotating direction, at the moment, the outer through pipe 5 rotates along with the adjusting ring 10, the oil inlet through groove 6 is aligned with the other row of filtering holes 8, and the engine oil is filtered through the filter screens with different mesh densities in the other row of filtering holes 8;
after working a period, can dismantle the separation with the whole and generator machine oil pipeline of filter, bottom plate board 2 is taken off in the rotation, and separate filter residue board and bottom plate board 2, structural adnexed impurity of 2 inner walls of bottom plate board and filter residue net 16 etc. clears up, then with backwash pipe 19 and external water supply equipment output intercommunication, and open the flow stopping valve, external rivers get into backwash pipe 19 and send out by a plurality of delivery port, wash internal siphunculus 7 inner wall and filter screen isotructure, also can rotate adjustable ring 10 during the washing, make oil feed lead to groove 6 in proper order with each list filter hole 8 well-align, guarantee to wash clear abundant even, then carry out the assembly again after abundant drying to each part of filter and restore, continue to carry out machine oil filtering operation with this.
Although the present invention has been described with reference to the preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but is intended to cover various modifications, equivalents and alternatives falling within the spirit and scope of the invention.

Claims (5)

1. The oil filter for the diesel generator comprises a shell (1), and is characterized in that the bottom of the shell (1) is in threaded connection with a bottom supporting plate (2), the edge of the bottom supporting plate (2) is fixedly connected with a plurality of oil inlet pipes (3), the top of the shell (1) is fixedly connected with an oil outlet pipe (11), and a filter piece is fixedly connected below the oil outlet pipe (11);
the filter element comprises an inner through pipe (7) and an outer through pipe (5), the outer through pipe (5) is covered on the outer side of the inner through pipe (7), a plurality of filter holes (8) are formed in the middle of the inner through pipe (7), the filter holes (8) are arranged in a plurality of rows, the filter holes (8) in the same row are consistent in size and are arranged at equal intervals, filter screens are fixedly connected inside the filter holes (8), and the filter screens in the filter holes (8) in different rows are different in mesh density;
the middle part of the outer through pipe (5) is provided with a plurality of oil inlet through grooves (6), the middle part of the inner through pipe (7) is fixedly connected with a sealing cover plate, and the middle part of the sealing cover plate is fixedly connected with the bottom of the oil outlet pipe (11);
the top of the outer through pipe (5) is fixedly connected with a butt joint ring (9), the top of the butt joint ring (9) is fixedly connected with an extension pipe, the top of the extension pipe is fixedly connected with an adjusting ring (10), a locking groove is formed at the joint of the oil outlet pipe (11) and the top surface of the shell (1), the inner wall of the locking groove is fixedly connected with a plurality of locking blocks, the bottom of the adjusting ring (10) is provided with an adjusting groove, and the inner wall of the adjusting groove is connected with one of the locking blocks in a clamping manner;
when needs conversion filter screen, through rotating adjustable ring (10), make outer siphunculus (5) follow adjustable ring (10) and rotate, the oil feed is led to the groove (6) and is adjusted well from being adjusted well with a row and remove to adjusting well with another row of filtration hole (8), filters machine oil through another row filtration hole (8) interior mesh density different filter screen.
2. The oil filter for the diesel generator according to claim 1, wherein an oil cooling member is fixedly installed in the middle of the inner wall of the housing (1), the oil cooling member includes a cooling plate (12), a plurality of cooling cavities (13) are formed in the middle of the cooling plate (12), a plurality of heat-conducting plates (14) are embedded between the cooling cavities (13), one ends of the heat-conducting plates (14) extend out of the housing (1), a plurality of lower through grooves are formed in the bottoms of the cooling cavities (13), and an upper through groove (15) is formed in one side, close to the filter member, of the cooling cavity (13).
3. The oil filter for the diesel generator according to claim 1, wherein the middle part of the inner wall of the bottom support plate (2) is clamped and connected with a filter residue plate, the filter residue plate comprises two semi-rings which are clamped and connected with each other, the inner walls of the two semi-rings are fixedly connected with a filter residue net (16), and the height of the filter residue plate is higher than that of the oil inlet pipe (3).
4. The oil filter for the diesel generator according to claim 1, wherein a backwashing pipe (19) is arranged inside the inner through pipe (7), a plurality of water outlet holes (20) are formed in the outer wall of the backwashing pipe (19), and a check valve is fixedly installed at the bottom of the backwashing pipe (19).
5. The oil filter for the diesel generator according to claim 1, wherein a bottom plate (17) is connected to the bottom of the housing (1) in a threaded manner, and a magnet (18) is embedded in the middle of the bottom plate (17).
CN202210359803.0A 2022-04-06 2022-04-06 Oil cleaner for diesel generator Active CN114718693B (en)

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Application Number Priority Date Filing Date Title
CN202210359803.0A CN114718693B (en) 2022-04-06 2022-04-06 Oil cleaner for diesel generator

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Application Number Priority Date Filing Date Title
CN202210359803.0A CN114718693B (en) 2022-04-06 2022-04-06 Oil cleaner for diesel generator

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CN114718693A CN114718693A (en) 2022-07-08
CN114718693B true CN114718693B (en) 2022-12-27

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0955079A2 (en) * 1998-05-06 1999-11-10 Tadayoshi Nagaoka Filtering device
WO2015154687A1 (en) * 2014-04-09 2015-10-15 苏州鼎德电环保科技有限公司 Gas-liquid-solid separator, gas-liquid separator and plasma desulphuration and denitration apparatus comprising same
CN207686887U (en) * 2017-12-28 2018-08-03 浙江立丰机械零部件有限公司 Diesel filter
CN207892679U (en) * 2017-12-12 2018-09-21 中国人民解放军陆军军事交通学院 A kind of filter core protective device of automobile engine oil strainer
CN209398474U (en) * 2018-11-26 2019-09-17 重庆工程职业技术学院 Engine oil filter
CN111911265A (en) * 2020-07-09 2020-11-10 杨香兰 Self-cleaning oil filter for automobile
CN212508470U (en) * 2020-07-03 2021-02-09 周海涛 Oil filter with paper collecting filter element and strong magnetic adsorption filtration
CN212535809U (en) * 2020-05-21 2021-02-12 河南省平特滤清器有限公司 Centrifugal oil filter with good filtering effect

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CN212535809U (en) * 2020-05-21 2021-02-12 河南省平特滤清器有限公司 Centrifugal oil filter with good filtering effect
CN212508470U (en) * 2020-07-03 2021-02-09 周海涛 Oil filter with paper collecting filter element and strong magnetic adsorption filtration
CN111911265A (en) * 2020-07-09 2020-11-10 杨香兰 Self-cleaning oil filter for automobile

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