CN109184851B - Filter for automobile - Google Patents
Filter for automobile Download PDFInfo
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- CN109184851B CN109184851B CN201811121520.2A CN201811121520A CN109184851B CN 109184851 B CN109184851 B CN 109184851B CN 201811121520 A CN201811121520 A CN 201811121520A CN 109184851 B CN109184851 B CN 109184851B
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- filter element
- base
- spiral spring
- shell
- cleaning
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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
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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
- F01M2011/031—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means characterised by mounting means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtration Of Liquid (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention belongs to the technical field of automobile accessories, and particularly relates to an automobile filter which comprises a shell, an oil guide seat, a base and a filter element, wherein the base is in threaded connection with the shell through an internal thread structure, and a cylindrical boss is vertically arranged at the middle position of the bottom of a cylindrical counter bore along the axis direction of the base; the inner wall of the filter element is contacted with the oil guide seat, the outer circumferential surface of the cylindrical boss is contacted with the inner wall of the filter element, and a spiral spring is arranged at the middle position in the filter element; the upper end of the spiral spring is fixedly connected with one end of a steel wire rope, the other end of the steel wire rope extends downwards to penetrate through the spiral spring to be connected with the upper end of an extension spring fixed in a cylindrical storage cavity of the base, the extension spring is in an extension state, and a cleaning unit is arranged on the spiral spring; the cleaning unit is installed on the spiral spring, is located inside the filter element and is used for cleaning the inner wall of the filter element. The invention can clean the filter element and simultaneously realize the removal of iron filings and impurities in the engine oil, and has better filtering effect.
Description
Technical Field
The invention belongs to the technical field of automobile accessories, and particularly relates to an automobile filter.
Background
The filter, refer to the accessory that plays the effect of filtering impurity or gas through filter paper, most automobile engine is for detaching the impurity in the machine oil, guarantee that the engine operates reliably and steadily, increase the life of each moving spare part of engine, all add oil cleaner on the engine and filter machine oil, but the performance is not very stable when many filters are used, easily block up when filterable, cause the result of use of filter not good, also be difficult to get rid of the impurity of some iron fillings class simultaneously, be difficult to improve the filter effect of filter, the life of filter core has been shortened.
Patent documents: an automotive filter, application No.: 2014102776197
In the above-mentioned patent literature, adsorb iron fillings class impurity in to machine oil through setting up the magnetic substance, realize getting rid of, simultaneously, the filter core can realize convenient the change through fastening nut, nevertheless can't carry out effectual cleanness to the filter core in this scheme, and two magnetic substances are in the stationary state in the casing simultaneously to the adsorption sphere of magnetic substance is limited, and the adsorption effect of iron fillings is not good in the machine oil.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides a filter for an automobile. According to the invention, the cleaning unit is arranged on the base and is positioned in the filter element, the coil spring and the swing plate are driven to move when engine oil flows in along the oil guide seat, the cleaning plate and the bristles are driven to scrub the inner wall of the filter element, impurities are prevented from blocking the filter element, and the filtering capacity of the filter screen is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a filter for an automobile, which comprises a shell, an oil guide seat, a base and a filter element, wherein the shell is a cylinder with a cavity at the lower end; the oil guide seat vertically penetrates through the mounting hole, the lower end of the oil guide seat is positioned in the cavity of the shell, the oil guide seat is in interference fit with the mounting hole, a truncated cone-shaped groove is formed in the middle of the lower surface of the oil guide seat along the axis direction of the oil guide seat, the opening of the lower end of the truncated cone-shaped groove is large, the opening of the upper end of the truncated cone-shaped groove is small, an oil inlet hole is vertically formed in the middle of the upper surface of the oil guide seat along the axis direction of the oil guide seat, and the oil inlet hole is communicated with the truncated cone-shaped; the base is vertically provided with a cylindrical counter bore along the axis direction, an internal thread is arranged on the inner wall of the cylindrical counter bore, the base is positioned below the shell and is in threaded connection with the shell through an internal thread structure, a cylindrical boss is vertically arranged at the middle position of the bottom of the cylindrical counter bore along the axis direction of the base, the upper surface of the cylindrical boss is provided with a truncated cone-shaped groove with a small lower end opening and a large upper end opening along the axial direction, the bottom of the truncated cone-shaped groove is provided with a cylindrical storage cavity along the axis direction of the cylindrical boss, an oil discharge port is arranged on the base and is communicated with the cavity of the shell, a plugging head is arranged at the position of the oil discharge port on the base and is used for plugging the oil discharge port; the filter element is of an annular structure, the filter element is positioned in the cavity of the shell, the upper surface of the filter element is contacted with the bottom of the cavity of the shell, the lower surface of the filter element is contacted with the bottom of the cylindrical counter bore of the base, the bottom of the oil guide seat is positioned in the filter element, the inner wall of the filter element is contacted with the oil guide seat, the cylindrical boss on the base is positioned in the filter element, the outer circumferential surface of the cylindrical boss is contacted with the inner wall of the filter element, the filter element is used for filtering engine oil flowing from the oil inlet, and the middle position in the filter; the upper part of the spiral spring is contacted with the side wall of the circular truncated cone-shaped groove of the oil guide seat, the lower part of the spiral spring is contacted with the side wall of the circular truncated cone-shaped groove of the cylindrical boss, the upper end of the spiral spring is fixedly connected with one end of a steel wire rope, the other end of the steel wire rope downwards extends through the spiral spring to be connected with the upper end of an extension spring fixed in a cylindrical storage cavity of the base, the extension spring is in an extension state, and a cleaning unit is arranged on the spiral spring; the cleaning unit is arranged on the spiral spring, each ring of the spiral spring is provided with the cleaning unit, the cleaning units are positioned in the filter element, and the cleaning units are used for cleaning the inner wall of the filter element so as to prevent filtered impurities from accumulating on the inner wall of the filter element to cause the blockage of the filter element; wherein the content of the first and second substances,
the cleaning unit comprises a cleaning plate, a swinging plate and a connecting piece, and the connecting piece is rotatably arranged on the spiral spring; the cleaning plate is fixedly arranged at one end of the connecting piece, the cleaning plate is positioned on the outer side of the spiral spring and positioned inside the filter element, and brush bristles are arranged on the end face, in contact with the filter element, of the cleaning plate and used for cleaning the surface of the filter element; the swing plate is fixed at the other end of the connecting piece, the swing plate is positioned in the spiral spring, the swing plate and the sweeping plate are positioned in the same plane, one end, far away from the connecting piece, of the swing plate is fixed on the steel wire rope, and the height of one end, fixed on the steel wire rope, of the swing plate is higher than that of one end, fixed with the connecting piece, of the swing plate. When the oil filter is used, the filter element is placed into the shell from a cavity at the lower end of the shell, the oil guide seat is positioned in the filter element, the upper end of the filter element is positioned by the oil guide seat, then the base is installed on the shell by rotating the base in a threaded connection mode, the lower end of the filter element is positioned by the cylindrical boss on the base, so that the installation of the filter element is realized, after the base is installed on the shell, the spiral spring is further compressed, at the moment, the tensile spring pulls the steel wire rope to move downwards, the two ends of the swinging plate are at the same height, so that the swinging plate and the cleaning plate are horizontal, on one hand, the initial inclined state of the cleaning plate is convenient for the base to be installed on the shell, after the base is installed, the spiral spring is compressed to enable the cleaning plate and the swinging plate to be horizontal, so that the cleaning plate is in contact with the inner wall of the filter element and is convenient to clean, after, the movement path of the engine oil is bent, and the engine oil is more dispersed, so that the engine oil is prevented from being collected at the bottom of the filter element, the whole filter element can play a role in filtering, and the filtering capacity is improved; meanwhile, when the engine oil falls through the oscillating plate, the oscillating plate oscillates and the whole spiral spring moves up and down, so that the sweeping plate drives the bristles to move along the inner wall of the filter element, and the cleaning effect on the inner wall of the filter element is improved.
The outer surface of the spring wire of the spiral spring is provided with a layer of soft magnet. The existence of the soft magnet enables the engine oil to flow on the surface of the spiral spring, and scrap iron in the engine oil is adsorbed by the soft magnet, so that the impurity removal effect on the engine oil is achieved.
The surface circumference of soft magnet is provided with "V" shape groove, "V" shape groove is used for making iron fillings to gather, "V" shape groove exist and increased the area of contact of machine oil with soft magnet to make more iron fillings can be adsorbed by soft magnet, simultaneously, by the cylindrical storage intracavity of soft magnet adsorbed iron fillings to base along "V" shape groove landing, realized iron fillings and collected, alleviateed scattering of iron fillings.
The cleaning plate is internally provided with a magnetic cavity, the magnetic cavity is of an oval structure, the long axis of the oval structure is parallel to the horizontal plane, a magnetic rod is horizontally fixed in the magnetic cavity, the magnetic induction intensity of a magnetic field generated by the magnetic rod on the surface of the cleaning plate is not more than 0.1T, a magnetic fluid is stored in the magnetic cavity, and the volume of the magnetic fluid is not more than half of the volume of the magnetic cavity. When the sweeping plate swings along with the swinging plate, the magnetic fluid moves towards the end part of the magnetic cavity in the magnetic cavity, the magnetic fluid generates magnetism due to the movement because of the existence of the magnetic rod, the iron filings are adsorbed on the sweeping plate due to the magnetism generated by the magnetic fluid, the magnetism on the surface of the sweeping plate is unstable due to the change of the movement position of the magnetic fluid, the iron filings adsorbed on the surface of the sweeping plate fall off due to the reduction of the magnetic force, the iron filings are locally gathered to form a bulk and then fall off, and the collection of the iron filings is facilitated.
A partition plate is horizontally arranged in the cylindrical storage cavity and is positioned at the top of the cylindrical storage cavity; the partition board is provided with a through hole penetrating through the upper surface and the lower surface of the partition board, the cross section of the through hole is in a circular truncated cone shape, and the upper end of the circular truncated cone-shaped through hole is large in size and the lower end of the circular truncated cone-shaped through hole is small in size. Iron fillings drop to the cylindrical storage intracavity of base under the action of gravity, and the existence of baffle makes iron fillings pass the baffle smoothly, but the iron fillings of cylindrical storage chamber bottom are difficult for flowing out under the impact of machine oil to make better the gathering of iron fillings, improved the effect of getting rid of iron fillings.
The casing is provided with the sealing washer at the top of annular groove, and the sealing washer is ring structure, and the sealing washer is located the upper surface of base, and the sealing washer is used for realizing the sealed between casing and the base. When the base is installed on the shell through threaded connection, the base compresses the sealing ring in the annular groove of the shell, and sealing between the shell and the base is achieved.
The invention has the following beneficial effects:
1. according to the automobile filter, the cleaning unit is arranged on the base and is positioned in the filter element, the coil spring and the swing plate are driven to move when engine oil flows in along the oil guide seat, the cleaning plate and the bristles are driven to scrub the inner wall of the filter element, impurities are prevented from blocking the filter element, the filtering capacity of a filter screen is improved, meanwhile, scrap iron in the engine oil is accumulated through the soft magnet and the V-shaped groove arranged on the coil spring, the scrap iron adsorbed by the soft magnet slides into the cylindrical storage cavity of the base along the V-shaped groove, scrap iron collection is achieved, and the filtering effect is better.
2. According to the automobile filter, the filter is arranged into the shell and the base, the shell is connected with the base through the threaded connection, the positioning of the filter element is realized through the oil guide seat and the cylindrical boss on the base, and when the base is arranged on the shell, the filter element is fixed in the shell, so that the filter element replacement efficiency is improved, and the effective use of the filter is guaranteed.
3. According to the automobile filter, the steel wire rope is connected with the upper end of the spiral spring, the lower end of the steel wire rope is fixedly connected with the base through the extension spring, the extension spring is in an extension state, the cleaning plate is in an inclined state at the moment, the spiral spring is conveniently placed in the filter element, and therefore the automobile filter is convenient to install.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a partial schematic view of the cleaning unit of the present invention located inside the filter cartridge;
FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 4 is an enlarged view of a portion of the invention at B in FIG. 2;
FIG. 5 is a cross-sectional schematic view of the coil spring of the present invention;
in the figure: the oil filter comprises a shell 1, an oil guide seat 2, a base 3, a filter element 4, an oil inlet 21, a cylindrical boss 31, a cylindrical storage cavity 32, an oil outlet 33, a plugging head 5, a spiral spring 6, a steel wire rope 9, an extension spring 7, a cleaning unit 8, a cleaning plate 81, a swinging plate 82, a connecting piece 83, bristles 84, a soft magnet 61, a 'V' -shaped groove 62, a magnetic cavity 85, a magnetic rod 86, a partition plate 34, a through hole 35 and a sealing ring 10.
Detailed Description
An automotive filter according to an embodiment of the present invention will be described below with reference to fig. 1 to 5.
As shown in fig. 1-3, the automotive filter of the present invention comprises a housing 1, an oil guide seat 2, a base 3 and a filter element 4, wherein the housing 1 is a cylinder with a cavity at a lower end thereof, an annular groove is formed on an outer surface of the lower end of the housing 1, an external thread structure is arranged on a side wall of the annular groove, a mounting hole is formed in the middle of an upper surface of the housing 1, and the mounting hole is communicated with the cavity at the lower end of the housing 1; the oil guide seat 2 vertically penetrates through the mounting hole, the lower end of the oil guide seat 2 is positioned in the cavity of the shell 1, the oil guide seat 2 is in interference fit with the mounting hole, a truncated cone-shaped groove is formed in the middle of the lower surface of the oil guide seat 2 along the axis direction of the oil guide seat 2, the lower end of the truncated cone-shaped groove is large in opening, the upper end of the truncated cone-shaped groove is small in opening, an oil inlet hole 21 is vertically formed in the middle of the upper surface of the oil guide seat 2 along the axis direction of the oil guide seat 2, and the oil inlet hole 21 is communicated with the truncated cone-shaped groove of the; the upper surface of the base 3 is vertically provided with a cylindrical counter bore along the self axis direction, the inner wall of the cylindrical counter bore is provided with an internal thread, the base 3 is positioned below the shell 1, the base 3 is in threaded connection with the shell 1 through an internal thread structure, the base 3 is vertically provided with a cylindrical boss 31 along the axis direction of the base 3 at the middle position of the bottom of the cylindrical counter bore, the upper surface of the cylindrical boss 31 is provided with a truncated cone-shaped groove with a small lower end opening and a large upper end opening along the self axial direction, the bottom of the truncated cone-shaped groove is provided with a cylindrical storage cavity 32 along the axis direction of the cylindrical boss 31, the base 3 is provided with an oil discharge port 33, the oil discharge port 33 is communicated with the cavity of the shell 1, the base 3 is provided with a plugging head 5 at the position of the oil discharge; the filter element 4 is of an annular structure, the filter element 4 is located in a cavity of the shell 1, the upper surface of the filter element 4 is contacted with the bottom of the cavity of the shell 1, the lower surface of the filter element 4 is contacted with the bottom of a cylindrical counter bore of the base 3, the bottom of the oil guide seat 2 is located in the filter element 4, the inner wall of the filter element 4 is contacted with the oil guide seat 2, a cylindrical boss 31 on the base 3 is located inside the filter element 4, the outer circumferential surface of the cylindrical boss 31 is contacted with the inner wall of the filter element 4, the filter element 4 is used for filtering engine oil flowing from the oil inlet 21, and a spiral spring 6 is arranged in the middle; the upper part of the spiral spring 6 is contacted with the side wall of the circular truncated cone-shaped groove of the oil guide seat 2, the lower part of the spiral spring 6 is contacted with the side wall of the circular truncated cone-shaped groove of the cylindrical boss 31, the upper end of the spiral spring 6 is fixedly connected with one end of a steel wire rope 9, the other end of the steel wire rope 9 downwards extends through the spiral spring 6 to be connected with the upper end of an extension spring 7 fixed in a cylindrical storage cavity 32 of the base 3, the extension spring 7 is in an extension state, and a cleaning unit 8 is arranged on the spiral spring 6; the cleaning unit 8 is arranged on the spiral spring 6, each ring of the spiral spring 6 is provided with the cleaning unit 8, the cleaning units 8 are positioned inside the filter element 4, and the cleaning units 8 are used for cleaning the inner wall of the filter element 4 to prevent filtered impurities from accumulating on the inner wall of the filter element 4 to block the filter element 4; wherein the content of the first and second substances,
the cleaning unit 8 comprises a cleaning plate 81, a swinging plate 82 and a connecting piece 83, wherein the connecting piece 83 is rotatably arranged on the spiral spring 6; the cleaning plate 81 is fixedly arranged at one end of the connecting piece 83, the cleaning plate 81 is positioned at the outer side of the spiral spring 6, the cleaning plate 81 is positioned inside the filter element 4, brush bristles 84 are arranged on the end face, in contact with the filter element 4, of the cleaning plate 81, and the brush bristles 84 are used for cleaning the surface of the filter element 4; the swinging plate 82 is fixed at the other end of the connecting piece 83, the swinging plate 82 is positioned in the spiral spring 6, the swinging plate 82 and the cleaning plate 81 are positioned in the same plane, one end of the swinging plate 82, which is far away from the connecting piece 83, is fixed on the steel wire rope 9, and the height of one end of the swinging plate 82, which is fixed on the steel wire rope 9, is higher than that of the other end of the swinging plate 82, which is fixed with the connecting piece 83. When the cleaning device is used, the filter element 4 is placed into the shell 1 from the cavity at the lower end of the shell 1, the oil guide seat 2 is positioned in the filter element 4, the upper end of the filter element 4 is positioned by the oil guide seat 2, then the base 3 is rotated to enable the base 3 to be installed on the shell 1 in a threaded connection mode, the lower end of the filter element 4 is positioned by the cylindrical boss 31 on the base 3, so that the installation of the filter element 4 is realized, after the base 3 is installed on the shell 1, the spiral spring 6 is further compressed, at the moment, the tension spring 7 pulls the steel wire rope 9 to move downwards, so that the two ends of the swing plate 82 are at the same height, so that the swing plate 82 and the cleaning plate 81 are horizontal, on one hand, the initial inclined state of the cleaning plate 81 is convenient for the base 3 to be installed on the shell 1, after the base 3 is installed, the spiral spring 6 is compressed to enable the cleaning, the cleaning is convenient, after the engine oil to be filtered flows in through the oil inlet 21 of the oil guide seat 2, the engine oil is blocked by the cleaning plate 81 and the swinging plate 82, so that the motion path of the engine oil is tortuous, and the engine oil is more dispersed, thereby avoiding the accumulation of the engine oil at the bottom of the filter element 4, ensuring that the whole filter element 4 can play a role in filtering, and improving the filtering capability; meanwhile, when the engine oil falls through the swing plate 82, the swing plate 82 swings and the whole body of the coil spring 6 moves up and down, so that the sweeping plate 81 drives the brush bristles 84 to move along the inner wall of the filter element 4, and the cleaning effect on the inner wall of the filter element 4 is improved.
As shown in fig. 5, the helical spring 6 is provided with a layer of soft magnet 61 on the outer surface of the spring wire. The existence of the soft magnet 61 enables the iron filings in the engine oil to be adsorbed by the soft magnet 61 when the engine oil flows on the surface of the spiral spring 6, thereby playing a role of removing impurities for the engine oil.
As shown in FIG. 5, the circumferential direction of the outer surface of the soft magnet 61 is provided with a V-shaped groove 62, the V-shaped groove 62 is used for accumulating iron filings, and the existence of the V-shaped groove 62 increases the contact area between the engine oil and the soft magnet 61, so that more iron filings can be adsorbed by the soft magnet 61, and meanwhile, the iron filings adsorbed by the soft magnet 61 slide into the cylindrical storage cavity 32 of the base 3 along the V-shaped groove 62, thereby realizing iron filings collection and reducing scattering of the iron filings.
As shown in fig. 2 and 3, a magnetic cavity 85 is arranged inside the sweeping plate 81, the magnetic cavity 85 is of an elliptical structure, the major axis of the ellipse is parallel to the horizontal plane, a magnetic rod 86 is horizontally fixed in the magnetic cavity 85, the magnetic induction intensity of the magnetic field generated by the magnetic rod 86 on the surface of the sweeping plate 81 is not more than 0.1T, a magnetic fluid is stored in the magnetic cavity 85, and the volume of the magnetic fluid is not more than half of the volume of the magnetic cavity 85. When the sweeping plate 81 swings along with the swinging plate 82, the magnetic fluid moves towards the end part of the magnetic cavity 85 in the magnetic cavity 85, the magnetic fluid generates magnetism due to the movement because of the existence of the magnetic rod 86, the iron filings are adsorbed on the sweeping plate 81 due to the magnetism generated by the magnetic fluid, the magnetism on the surface of the sweeping plate 81 is unstable due to the change of the movement position of the magnetic fluid, the iron filings adsorbed on the surface of the sweeping plate 81 fall off due to the reduction of the magnetic force, the iron filings are locally gathered to form a bulk and then fall off, and the collection of the iron filings is facilitated.
As shown in fig. 2 and 4, a partition 34 is horizontally arranged inside the cylindrical storage chamber 32, and the partition 34 is located at the top of the cylindrical storage chamber 32; the partition board 34 is provided with a through hole 35 penetrating through the upper surface and the lower surface of the partition board 34, the cross section of the through hole 35 is in a circular truncated cone shape, and the upper end of the circular truncated cone-shaped through hole 35 is large in size and the lower end of the circular truncated cone-shaped through hole is small in size. Iron fillings drop to the cylindrical storage chamber 32 of base 3 under the action of gravity in, the existence of baffle 34 makes iron fillings pass baffle 34 smoothly, but the iron fillings of cylindrical storage chamber 32 bottom are difficult for flowing out under the impact of machine oil to make the better collection of iron fillings, improved the effect of getting rid of iron fillings.
As shown in fig. 1, the casing 1 is provided with a sealing ring 10 at the top of the circular groove, the sealing ring 10 is in an annular structure, the sealing ring 10 is located on the upper surface of the base 3, and the sealing ring 10 is used for sealing between the casing 1 and the base 3. When the base 3 is installed on the shell 1 through threaded connection, the base 3 compresses the sealing ring 10 in the circular groove of the shell 1, and sealing between the shell 1 and the base 3 is realized.
The specific process is as follows:
when the cleaning device is used, the filter element 4 is placed into the shell 1 from the cavity at the lower end of the shell 1, the oil guide seat 2 is positioned in the filter element 4, the upper end of the filter element 4 is positioned by the oil guide seat 2, then the base 3 is rotated to enable the base 3 to be installed on the shell 1 in a threaded connection mode, the lower end of the filter element 4 is positioned by the cylindrical boss 31 on the base 3, so that the installation of the filter element 4 is realized, after the base 3 is installed on the shell 1, the spiral spring 6 is further compressed, at the moment, the tension spring 7 pulls the steel wire rope 9 to move downwards, so that the two ends of the swing plate 82 are at the same height, so that the swing plate 82 and the cleaning plate 81 are horizontal, on one hand, the initial inclined state of the cleaning plate 81 is convenient for the base 3 to be installed on the shell 1, after the base 3 is installed, the spiral spring 6 is compressed to enable the cleaning, the cleaning is convenient, after the engine oil to be filtered flows in through the oil inlet 21 of the oil guide seat 2, the engine oil is blocked by the cleaning plate 81 and the swinging plate 82, so that the motion path of the engine oil is tortuous, and the engine oil is more dispersed, thereby avoiding the accumulation of the engine oil at the bottom of the filter element 4, ensuring that the whole filter element 4 can play a role in filtering, and improving the filtering capability; meanwhile, when the engine oil falls through the swing plate 82, the swing plate 82 swings and the whole body of the coil spring 6 moves up and down, so that the sweeping plate 81 drives the brush bristles 84 to move along the inner wall of the filter element 4, and the cleaning effect on the inner wall of the filter element 4 is improved. The existence of the soft magnet 61 enables the iron filings in the engine oil to be adsorbed by the soft magnet 61 when the engine oil flows on the surface of the spiral spring 6, thereby playing a role of removing impurities for the engine oil.
The existence of "V" shape groove 62 has increased the area of contact of machine oil with soft magnet 61 to make more iron fillings can be adsorbed by soft magnet 61, simultaneously, by the iron fillings that soft magnet 61 adsorbs in cylindrical storage chamber 32 of base 3 along "V" shape groove 62 landing, realized iron fillings and collected, alleviateed scattering of iron fillings.
When the sweeping plate 81 swings along with the swinging plate 82, the magnetic fluid moves towards the end part of the magnetic cavity 85 in the magnetic cavity 85, the magnetic fluid generates magnetism due to the movement because of the existence of the magnetic rod 86, the iron filings are adsorbed on the sweeping plate 81 due to the magnetism generated by the magnetic fluid, the magnetism on the surface of the sweeping plate 81 is unstable due to the change of the movement position of the magnetic fluid, the iron filings adsorbed on the surface of the sweeping plate 81 fall off due to the reduction of the magnetic force, the iron filings are locally gathered to form a bulk and then fall off, and the collection of the iron filings is facilitated. Iron fillings drop to the cylindrical storage chamber 32 of base 3 under the action of gravity in, the existence of baffle 34 makes iron fillings pass baffle 34 smoothly, but the iron fillings of cylindrical storage chamber 32 bottom are difficult for flowing out under the impact of machine oil to make the better collection of iron fillings, improved the effect of getting rid of iron fillings.
When the base 3 is installed on the shell 1 through threaded connection, the base 3 compresses the sealing ring 10 in the circular groove of the shell 1, and sealing between the shell 1 and the base 3 is realized.
While one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the present invention.
Industrial applicability
According to the invention, the cleaning unit is arranged on the base and is positioned in the filter element, when engine oil flows in along the oil guide seat, the spiral spring and the swing plate are driven to move to drive the cleaning plate and the bristles to scrub the inner wall of the filter element, so that impurities are prevented from blocking the filter element, and the filtering capacity of the filter screen is improved.
Claims (6)
1. A filter for an automobile, characterized in that: the oil filter comprises a shell (1), an oil guide seat (2), a base (3) and a filter element (4), wherein the shell (1) is a cylinder with a cavity formed at the lower end, a circular groove is formed in the outer surface of the lower end of the shell (1), an external thread structure is arranged on the side wall of the circular groove, a mounting hole is formed in the middle of the upper surface of the shell (1), and the mounting hole is communicated with the cavity at the lower end of the shell (1); the oil guide seat (2) vertically penetrates through the mounting hole, the lower end of the oil guide seat (2) is positioned in the cavity of the shell (1), the oil guide seat (2) and the mounting hole are in interference fit, a truncated cone-shaped groove is formed in the middle of the lower surface of the oil guide seat (2) along the axis direction of the oil guide seat (2), the opening of the lower end of the truncated cone-shaped groove is large, the opening of the upper end of the truncated cone-shaped groove is small, an oil inlet hole (21) is vertically formed in the middle of the upper surface of the oil guide seat (2) along the axis direction of the oil guide seat (2), and the oil inlet hole (21) is communicated with the truncated cone-shaped groove of the oil guide; the upper surface of the base (3) is vertically provided with a cylindrical counter bore along the self axis direction, the inner wall of the cylindrical counter bore is provided with an internal thread, the base (3) is positioned below the shell (1), the base (3) is in threaded connection with the shell (1) through an internal thread structure, the base (3) is vertically provided with a cylindrical boss (31) along the axis direction of the base (3) at the middle position of the bottom of the cylindrical counter bore, the upper surface of the cylindrical boss (31) is provided with a truncated cone-shaped groove with a small lower end opening and a large upper end opening along the self axial direction, the bottom of the truncated cone-shaped groove is provided with a cylindrical storage cavity (32) along the axis direction of the cylindrical boss (31), the base (3) is provided with an oil discharge port (33), the oil discharge port (33) is communicated with the cavity of the shell (1), the base (3) is provided with a plugging head (, the plugging head (5) is used for plugging the oil discharge port (33); the oil guide device is characterized in that the filter element (4) is of an annular structure, the filter element (4) is located in a cavity of the shell (1), the upper surface of the filter element (4) is in contact with the bottom of the cavity of the shell (1), the lower surface of the filter element (4) is in contact with the bottom of a cylindrical counter bore of the base (3), the bottom of the oil guide seat (2) is located in the filter element (4), the inner wall of the filter element (4) is in contact with the oil guide seat (2), a cylindrical boss (31) on the base (3) is located inside the filter element (4), the outer circumferential surface of the cylindrical boss (31) is in contact with the inner wall of the filter element (4), the filter element (4) is used for filtering engine oil flowing from the oil inlet (21), and a spiral spring (6) is arranged in; the upper part of the spiral spring (6) is in contact with the side wall of a truncated cone-shaped groove of the oil guide seat (2), the lower part of the spiral spring (6) is in contact with the side wall of the truncated cone-shaped groove of the cylindrical boss (31), the upper end of the spiral spring (6) is fixedly connected with one end of a steel wire rope (9), the other end of the steel wire rope (9) downwards extends through the spiral spring (6) to be connected with the upper end of an extension spring (7) fixed in a cylindrical storage cavity (32) of the base (3), the extension spring (7) is in an extension state, and a cleaning unit (8) is arranged on the spiral spring (6); the cleaning unit (8) is arranged on the spiral spring (6), each ring of the spiral spring (6) is provided with the cleaning unit (8), the cleaning unit (8) is positioned inside the filter element (4), and the cleaning unit (8) is used for cleaning the inner wall of the filter element (4) to prevent filtered impurities from being accumulated on the inner wall of the filter element (4) to cause the blockage of the filter element (4); wherein the content of the first and second substances,
the cleaning unit (8) comprises a cleaning plate (81), a swinging plate (82) and a connecting piece (83), and the connecting piece (83) is rotatably arranged on the spiral spring (6); the cleaning plate (81) is fixedly arranged at one end of the connecting piece (83), the cleaning plate (81) is positioned on the outer side of the spiral spring (6), the cleaning plate (81) is positioned inside the filter element (4), brush bristles (84) are arranged on the end face, in contact with the filter element (4), of the cleaning plate (81), and the brush bristles (84) are used for cleaning the surface of the filter element (4); the swinging plate (82) is fixed to the other end of the connecting piece (83), the swinging plate (82) is located inside the spiral spring (6), the swinging plate (82) and the cleaning plate (81) are located in the same plane, one end, far away from the connecting piece (83), of the swinging plate (82) is fixed to the steel wire rope (9), and the height of one end, fixed to the steel wire rope (9), of the swinging plate (82) is higher than that of one end, fixed to the connecting piece (83), of the swinging plate (82).
2. The filter for an automobile as set forth in claim 1, wherein: the outer surface of the spring wire of the spiral spring (6) is provided with a layer of soft magnet (61).
3. The filter for an automobile as claimed in claim 2, wherein: the outer surface of the soft magnet (61) is circumferentially provided with a V-shaped groove (62), and the V-shaped groove (62) is used for accumulating iron filings.
4. The filter for an automobile as set forth in claim 1, wherein: cleaning board (81) inside magnetic force chamber (85) that is provided with, magnetic force chamber (85) are oval structure, and oval-shaped major axis is parallel with the horizontal plane, and the level is fixed with bar magnet (86) in magnetic force chamber (85), and the magnetic induction intensity size of the produced magnetic field of bar magnet (86) on cleaning board (81) surface is no longer than 0.1T, has stored the magnetic current body in magnetic force chamber (85), and the volume of magnetic current body is no longer than the half of magnetic force chamber (85) volume.
5. A filter for an automobile according to claim 3, wherein: a partition plate (34) is horizontally arranged in the cylindrical storage cavity (32), and the partition plate (34) is positioned at the top of the cylindrical storage cavity (32); the partition plate (34) is provided with a through hole (35) penetrating through the upper surface and the lower surface of the partition plate (34), the cross section of the through hole (35) is in a circular truncated cone shape, and the upper end of the circular truncated cone-shaped through hole (35) is large in size and the lower end of the circular truncated cone-shaped through hole is small in size.
6. The filter for an automobile as set forth in claim 1, wherein: casing (1) is provided with sealing washer (10) at the top of annular groove, and sealing washer (10) are ring structure, and sealing washer (10) are located the upper surface of base (3), and sealing washer (10) are used for realizing the sealed between casing (1) and base (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121520.2A CN109184851B (en) | 2018-09-26 | 2018-09-26 | Filter for automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121520.2A CN109184851B (en) | 2018-09-26 | 2018-09-26 | Filter for automobile |
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| CN109184851A CN109184851A (en) | 2019-01-11 |
| CN109184851B true CN109184851B (en) | 2020-09-08 |
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| CN201811121520.2A Active CN109184851B (en) | 2018-09-26 | 2018-09-26 | Filter for automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111128473B (en) * | 2019-12-19 | 2021-11-30 | 河北徐水镇中线材有限公司 | Enameled wire production device |
| CN111663980B (en) * | 2020-06-09 | 2020-12-29 | 深圳市创裕达电子有限公司 | Intelligent filter element |
| CN117585765B (en) * | 2024-01-18 | 2024-04-09 | 河南永新科技有限公司 | Inorganic ceramic membrane device for treating oily wastewater and application method thereof |
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| CN109184851A (en) | 2019-01-11 |
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Effective date of registration: 20200717 Address after: 442000 Shiyan Hubei Economic Development Zone confluence Industrial Park Applicant after: Shiyan Yixuan Auto Parts Co., Ltd Address before: 214432 Jiangsu Chengjiang Wuxi East Road 99 Jiangyin Jiangyin Changjiang Electronics Industry Co., Ltd. Applicant before: Wang Heping |
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Address after: 442000 Shiyan Hubei Economic Development Zone confluence Industrial Park Applicant after: Shiyan Yixuan Auto Parts Co., Ltd Address before: 442000 Shiyan Hubei Economic Development Zone confluence Industrial Park Applicant before: Shiyan Yixuan Auto Parts Co., Ltd |
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