CN212941747U - Secondary filtration system for lubricating oil - Google Patents
Secondary filtration system for lubricating oil Download PDFInfo
- Publication number
- CN212941747U CN212941747U CN202020926824.2U CN202020926824U CN212941747U CN 212941747 U CN212941747 U CN 212941747U CN 202020926824 U CN202020926824 U CN 202020926824U CN 212941747 U CN212941747 U CN 212941747U
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- pipe
- oil
- connecting pipe
- lubricating oil
- oil return
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Abstract
The utility model discloses a secondary filtering system for lubricating oil, which relates to the technical field of filtering machines, and adopts the technical scheme that the secondary filtering system comprises a filtering barrel, an oil inlet pipe arranged on one side of the filtering barrel, an oil outlet pipe arranged on the other side of the filtering barrel, a first filtering part arranged in the filtering barrel and a second filtering part arranged in the filtering barrel, wherein the filtering barrel is communicated with a connecting pipe which is arranged above the second filtering part and is arranged horizontally; an oil return device is arranged outside the filter barrel and comprises an oil return pump arranged outside the filter barrel, a hose arranged at an oil inlet of the oil return pump and an oil return pipe arranged at an oil outlet of the oil return pump; one end of the hose, which is far away from the oil return pump, is detachably connected to the connecting pipe; the oil return pipe is communicated with the oil drum. The utility model provides a relatively poor problem of filter effect to lubricating oil, reached the effect to the filter effect preferred of lubricating oil.
Description
Technical Field
The utility model relates to a filter technical field, more specifically the theory that says so, it relates to a secondary filter system for lubricating oil.
Background
The production of lubricating oil mostly adopts base oil as base stock, and under the condition of a certain temperature, according to different purposes, a certain additive is added to blend the base stock into the lubricating oil with various purposes. In order to make the prepared lubricating oil have viscosity, oxidation stability and lubricity better, the lubricating oil needs to be filtered in the production process so as to reduce the content of impurities in the lubricating oil.
The secondary filtering system for the lubricating oil mainly comprises a filtering machine, wherein the filtering machine comprises a cylindrical filtering barrel, a pressure gauge, an oil inlet pipe, an oil outlet pipe, a first filtering part and a second filtering part, the filtering barrel is vertically arranged, the pressure gauge is arranged at the top of the filtering barrel, the oil inlet pipe is arranged on one side of the filtering barrel, the oil outlet pipe is arranged on the other side of the filtering barrel, the first filtering part is arranged in the filtering barrel, and the second filtering part is arranged; the outer side wall of the second filtering component is attached to the inner wall of the filtering barrel, the second filtering component is sleeved on the first filtering component, and the filtering holes of the second filtering component are smaller than the filtering holes of the first filtering component; during operation, send the lubricating oil in the oil drum to the filter vat in through power device, then flow from an oil pipe after first filter element and second filter element filter, through setting up first filter element and second filter element, can carry out the secondary filter to lubricating oil, can reduce the impurity in the lubricating oil like this.
However, when the level of the unfiltered lubricating oil in the filter barrel is higher than the top of the second filter element during operation of the above-mentioned filter system, part of the unfiltered lubricating oil may be gathered together with the filtered lubricating oil (hereinafter, net oil) from the gap between the second filter element and the filter barrel, which increases the oil content of impurities in the net oil, and thus the filtering effect on the lubricating oil is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems of the prior art, and the purpose of the utility model is to provide a secondary filtering system for lubricating oil, which can reduce the unfiltered lubricating oil and the clean oil to be gathered together by setting an oil return device, thereby improving the filtering effect of the lubricating oil.
In order to achieve the above purpose, the utility model provides a following technical scheme: a secondary filtering system for lubricating oil comprises a filtering barrel, an oil inlet pipe arranged on one side of the filtering barrel, an oil outlet pipe arranged on the other side of the filtering barrel, a first filtering component arranged in the filtering barrel and a second filtering component arranged in the filtering barrel, wherein the filtering barrel is communicated with a connecting pipe which is positioned above the second filtering component and is arranged horizontally; an oil return device is arranged outside the filter barrel and comprises an oil return pump arranged outside the filter barrel, a hose arranged at an oil inlet of the oil return pump and an oil return pipe arranged at an oil outlet of the oil return pump; one end of the hose, which is far away from the oil return pump, is detachably connected to the connecting pipe; the oil return pipe is communicated with the oil drum.
Through adopting above-mentioned technical scheme, carrying out the filtration in-process to lubricating oil, start the scavenge pump, scavenge pump makes the hose produce the negative pressure, then the hose will be higher than the lubricating oil at second filter element top and take out to the oil tank in, can reduce like this and assemble together with the absolute oil unfiltered lubricating oil, therefore can improve the filter effect to lubricating oil.
The utility model discloses further set up to: the one end rigid coupling that the hose kept away from oil return pump has the horizontal pipe, be provided with the installation mechanism that is used for installing the horizontal pipe on the connecting pipe.
Through adopting above-mentioned technical scheme, install the water flat pipe through setting up installation mechanism, be convenient for carry out the dismouting to the water flat pipe, be convenient for like this on the one hand change the hose, on the other hand is convenient for from connecting pipe department to the inside water spray of filter vat, therefore is convenient for clear up the filter vat.
The utility model discloses further set up to: the mounting mechanism comprises an elastic component arranged on the inner wall of the connecting pipe and a pushing component arranged in the connecting pipe; the elastic assembly comprises a circular ring fixedly connected to the inner wall of the connecting pipe and a plurality of elastic sheets uniformly distributed along the circumferential direction of the circular ring; each elastic piece is obliquely arranged.
By adopting the technical scheme, when the horizontal pipe needs to be fixed, the elastic piece is pressed by the pushing assembly, the elastic piece is in a compressed state at the moment, then the horizontal pipe is inserted into the connecting pipe, then the pushing assembly is reset, and after the pushing assembly is reset, the elastic piece presses the horizontal pipe, so that the horizontal pipe can be fixed; when the horizontal pipe needs to be detached, the elastic sheet is pressed by the pushing assembly, and then the horizontal pipe is pulled out; therefore, the horizontal pipe is convenient to disassemble and assemble by arranging the installation mechanism.
The utility model discloses further set up to: the pushing assembly comprises a pushing pipe and a pressing block sleeved and fixed at one end of the pushing pipe; the pressing block is arranged at one end of the connecting pipe which protrudes away from the filter barrel; the pushing pipe slides in the connecting pipe along the axial direction of the connecting pipe.
Through adopting above-mentioned technical scheme, the manual promotion is pressed the briquetting and is removed, presses the briquetting and removes and drive the removal of ejector sleeve, is convenient for support the pressure to the flexure strip like this.
The utility model discloses further set up to: the shape of the pushing pipe is in a circular truncated cone shape, and the sectional area of the pushing pipe is gradually increased from one end close to the pressing block to one end far away from the pressing block.
Through adopting above-mentioned technical scheme, be convenient for insert the horizontal pipe in the connecting tube on the one hand, on the other hand can reduce the pushing pipe and drive the possibility that the horizontal pipe removed in the reset process.
The utility model discloses further set up to: the connecting pipe is close to and presses the annular stopper of rigid coupling on the one end inner wall of briquetting, be provided with the sealing washer on the stopper.
By adopting the technical scheme, the pushing pipe can be always positioned in the connecting pipe by arranging the limiting block, so that the possibility of separation of the pushing assembly and the connecting pipe can be reduced, and the pushing assembly can be lost after the pushing assembly is separated from the connecting pipe; by providing the seal ring, the possibility of leakage of the lubricating oil can be reduced.
The utility model discloses further set up to: and a plurality of groups of transverse moving assemblies for driving the pressing block to move are arranged on the connecting pipe.
Through adopting above-mentioned technical scheme, when the elasticity of flexure strip is great, the manual promotion is pressed the briquetting and probably can be made operating personnel's intensity of labour great, can reduce operating personnel's intensity of labour through setting up the subassembly that erects to move.
The utility model discloses further set up to: each group of transverse moving assemblies comprises a fixed block which is fixedly connected to the outer side wall of the connecting pipe and is vertically arranged, a lead screw which is connected to the fixed block in a threaded mode and is horizontally arranged, and a hand wheel which is fixedly connected to one end, far away from the pressing block, of the lead screw; one end of the lead screw, which is far away from the hand wheel, is rotatably connected to the pressing block.
Through adopting above-mentioned technical scheme, rotate the lead screw through rotating the hand wheel, the lead screw rotates the drive and presses the briquetting to remove, can reduce operating personnel's intensity of labour like this.
To sum up, the utility model discloses compare and have following beneficial effect in prior art:
1. in the process of filtering the lubricating oil, the oil return pump is started, the oil return pump enables the hose to generate negative pressure, and then the hose pumps the lubricating oil higher than the top of the second filtering part into the oil tank, so that the phenomenon that the lubricating oil which is not filtered is gathered together with clean oil can be reduced, and the filtering effect on the lubricating oil can be improved;
2. the horizontal pipe is installed by the installation mechanism, so that the horizontal pipe is convenient to disassemble and assemble, on one hand, the hose is convenient to replace, on the other hand, water is convenient to spray from the connecting pipe to the inside of the filter vat, and therefore the filter vat is convenient to clean;
3. the pushing pipe can be always positioned in the connecting pipe by arranging the limiting block, so that the possibility of separation of the pushing assembly and the connecting pipe can be reduced, and the pushing assembly can be lost after the pushing assembly is separated from the connecting pipe; by providing the seal ring, the possibility of leakage of the lubricating oil can be reduced.
Drawings
FIG. 1 is a partial cross-sectional view of an embodiment highlighting a first filter element and a second filter element;
FIG. 2 is a partial cross-sectional view of a highlighted mounting arrangement of an embodiment;
FIG. 3 is an exploded view of the highlighted spring assembly and pusher assembly of the embodiment.
In the figure: 1. a filter vat; 11. an oil inlet pipe; 12. an oil outlet pipe; 13. a first filter element; 14. a second filter element; 2. a connecting pipe; 3. an oil return device; 31. an oil return pump; 32. a hose; 33. an oil return pipe; 4. a horizontal tube; 5. an installation mechanism; 51. an elastic component; 511. a circular ring; 512. an elastic sheet; 52. a pushing assembly; 521. pushing the pipe; 5211. a cylindrical tube portion; 522. a pressing block; 6. a limiting block; 7. a seal ring; 8. a traversing assembly; 81. a fixed block; 82. a lead screw; 83. a handwheel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example (b): a secondary filtering system for lubricating oil is shown in figure 1 and comprises a filter vat 1, an oil inlet pipe 11 arranged on one side of the filter vat 1, an oil outlet pipe 12 arranged on the other side of the filter vat 1, a first filtering component 13 arranged in the filter vat 1 and a second filtering component 14 arranged in the filter vat 1, wherein the first filtering component 13 is positioned in the second filtering component 14, the first filtering component 13 and the second filtering component 14 are both cylindrical filter screens, a connecting pipe 2 is communicated with the filter vat 1, and the connecting pipe 2 is positioned above the second filtering component 14 and is arranged horizontally; an oil return device 3 is arranged outside the filter barrel 1, and the oil return device 3 comprises an oil return pump 31 arranged outside the filter barrel 1, a hose 32 arranged at an oil inlet of the oil return pump 31 and an oil return pipe 33 arranged at an oil outlet of the oil return pump 31; one end of the hose 32 far away from the oil return pump 31 is detachably connected to the connecting pipe 2; return oil pipe 33 and oil drum intercommunication. In the process of filtering the lubricating oil, the oil return pump 31 is started, the oil return pump 31 enables the hose 32 to generate negative pressure, and then the hose 32 pumps the lubricating oil higher than the top of the second filtering part 14 into the oil tank, so that the phenomenon that the unfiltered lubricating oil and the clean oil are gathered together can be reduced, and the filtering effect on the lubricating oil can be improved.
As shown in fig. 1 and fig. 2, a horizontal pipe 4 is fixedly connected to one end of the hose 32 away from the oil return pump 31, and an installation mechanism 5 for installing the horizontal pipe 4 is arranged on the connecting pipe 2; the mounting mechanism 5 comprises an elastic component 51 mounted on the inner wall of the connecting pipe 2 and a pushing component 52 arranged in the connecting pipe 2; as shown in fig. 3, the elastic member 51 includes a ring 511 welded to the inner wall of the connection pipe 2 and a plurality of elastic pieces 512 uniformly distributed along the circumferential direction of the ring 511; each elastic sheet 512 is obliquely arranged, and the elastic sheet 512 can be made of a spring steel sheet. When the horizontal pipe 4 needs to be fixed, the elastic sheet 512 is pressed by the pushing assembly 52, the elastic sheet 512 is in a compressed state, then the horizontal pipe 4 is inserted into the connecting pipe 2, then the pushing assembly 52 is reset, and after the pushing assembly 52 is reset, the elastic sheet 512 presses the horizontal pipe 4, so that the horizontal pipe 4 can be fixed; when the horizontal pipe 4 needs to be detached, the pushing component 52 is used for pressing the elastic piece 512, and then the horizontal pipe 4 is pulled out; install horizontal pipe 4 through setting up installation mechanism 5, be convenient for carry out the dismouting to horizontal pipe 4, be convenient for like this on the one hand change hose 32, on the other hand is convenient for from connecting pipe 2 department to the inside water spray of filter vat 1, therefore is convenient for clear up filter vat 1.
As shown in fig. 2 and 3, the pushing assembly 52 includes a pushing tube 521 and a pressing block 522 sleeved and fixed at one end of the pushing tube 521; the pushing pipe 521 comprises a cylindrical pipe part 5211, a pressing block 522 is welded on the outer side wall of the cylindrical pipe part 5211, and the pressing block 522 is arranged to protrude out of one end of the connecting pipe 2 away from the filter barrel 1; the push pipe 521 slides in the connecting pipe 2 along the axial direction of the connecting pipe 2, the shape of the push pipe 521 is a circular truncated cone, and the sectional area of the push pipe 521 increases gradually from the end close to the pressing block 522 to the end far from the pressing block 522. The pressing block 522 is pushed manually to move, and the pushing block 522 moves to drive the pushing pipe 521 to move, so that the elastic sheet 512 is pressed conveniently, and the horizontal pipe 4 is detached conveniently.
As shown in fig. 2, the connecting pipe 2 is welded with an annular limiting block 6 on the inner wall of one end close to the pressing block 522, a sealing ring 7 is arranged on the limiting block 6, the cylindrical pipe part 5211 slides along the axial direction of the connecting pipe 2 and is connected to the inner wall of the limiting block 6, the cylindrical pipe part 5211 and the horizontal pipe 4 are sealed through a rubber ring, and the sealing between the pipelines is the prior art, and is not repeated here. When the stopper 6 is mounted, the stopper 6 is first fitted over the cylindrical pipe portion 5211, and then the press block 522 is welded to the outer side wall of the cylindrical pipe portion 5211, and then the stopper 6 is welded to the inner wall of the connecting pipe 2. By arranging the limiting block 6, the pushing pipe 521 can be always positioned in the connecting pipe, so that the possibility of separation of the pushing assembly 52 and the connecting pipe 2 can be reduced, and the pushing assembly 52 can be lost after the pushing assembly 52 is separated from the connecting pipe 2; by providing the seal ring 7, the possibility of leakage of the lubricating oil can be reduced.
As shown in fig. 2 and 3, a plurality of groups of traverse moving assemblies 8 for driving the pressing block 522 to move are arranged on the connecting pipe 2, each group of traverse moving assemblies 8 includes a fixed block 81 which is fixedly connected to the outer side wall of the connecting pipe 2 and is vertically arranged, a lead screw 82 which is connected to the fixed block 81 in a threaded manner and is horizontally arranged, and a hand wheel 83 which is fixedly connected to one end of the lead screw 82 far away from the pressing block 522; one end of the screw 82, which is far away from the hand wheel 83, is rotatably connected to the pressing block 522. When the elastic force of the elastic sheet 512 is large, the manual pushing of the pressing block 522 may cause a large labor intensity for an operator, and the rotating of the hand wheel 83 rotates the lead screw 82, so that the lead screw 82 rotates to drive the pressing block 522 to move, which may reduce the labor intensity for the operator.
The working principle of the secondary filtering system for lubricating oil is as follows:
the lead screw 82 is rotated by rotating the hand wheel 83, the lead screw 82 rotates to drive the pressing block 522 to move, the pressing block 522 moves to press the elastic sheet 512, the elastic sheet 512 is in a compressed state at the moment, then the horizontal pipe 4 is inserted into the connecting pipe 2, then the lead screw 82 is reversely rotated by the reverse hand wheel 83, the lead screw 82 reversely rotates to drive the pressing block 522 to reset, and after the pressing block 522 resets, the elastic sheet 512 presses the horizontal pipe 4, so that the horizontal pipe 4 can be fixed; then the lubricating oil is sent into the filter barrel 1 for filtering, in the process of filtering the lubricating oil, the oil return pump 31 is started, the oil return pump 31 enables the hose 32 to generate negative pressure, and then the hose 32 pumps the lubricating oil higher than the top of the second filter component 14 into the oil tank, so that the phenomenon that the unfiltered lubricating oil and clean oil are gathered together can be reduced.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a secondary filtration system for lubricating oil, includes filter vat (1), sets up in advancing oil pipe (11) of filter vat (1) one side, sets up in play oil pipe (12) of filter vat (1) opposite side, sets up first filter element (13) in filter vat (1) and sets up second filter element (14) in filter vat (1), its characterized in that: the filter barrel (1) is communicated with a connecting pipe (2), and the connecting pipe (2) is positioned above the second filter component (14) and is horizontally arranged; an oil return device (3) is arranged outside the filter barrel (1), and the oil return device (3) comprises an oil return pump (31) arranged outside the filter barrel (1), a hose (32) installed at an oil inlet of the oil return pump (31), and an oil return pipe (33) installed at an oil outlet of the oil return pump (31); one end of the hose (32) far away from the oil return pump (31) is detachably connected to the connecting pipe (2); the oil return pipe (33) is communicated with the oil drum.
2. A secondary filtration system for lubricating oil according to claim 1, wherein: one end of the hose (32) far away from the oil return pump (31) is fixedly connected with a horizontal pipe (4), and the connecting pipe (2) is provided with an installation mechanism (5) used for installing the horizontal pipe (4).
3. A secondary filtration system for lubricating oil according to claim 2, wherein: the mounting mechanism (5) comprises an elastic component (51) mounted on the inner wall of the connecting pipe (2) and a pushing component (52) arranged in the connecting pipe (2); the elastic component (51) comprises a circular ring (511) fixedly connected to the inner wall of the connecting pipe (2) and a plurality of elastic sheets (512) uniformly distributed along the circumferential direction of the circular ring (511); each elastic piece (512) is obliquely arranged.
4. A secondary filtration system for lubricating oil according to claim 3, wherein: the pushing assembly (52) comprises a pushing pipe (521) and a pressing block (522) sleeved and fixed at one end of the pushing pipe (521); the pressing block (522) is arranged at one end of the connecting pipe (2) far away from the filter barrel (1) in a protruding mode; the pushing pipe (521) slides in the connecting pipe (2) along the axial direction of the connecting pipe (2).
5. The secondary filtration system for lubricating oil according to claim 4, wherein: the shape of the pushing pipe (521) is in a circular truncated cone shape, and the cross-sectional area of the pushing pipe (521) increases gradually from one end close to the pressing block (522) to one end far away from the pressing block (522).
6. The secondary filtration system for lubricating oil according to claim 5, wherein: the connecting pipe (2) is close to and presses on the one end inner wall of briquetting (522) and go up the rigid coupling and have annular stopper (6), be provided with sealing washer (7) on stopper (6).
7. The secondary filtration system for lubricating oil according to claim 4, wherein: the connecting pipe (2) is provided with a plurality of groups of transverse moving assemblies (8) for driving the pressing blocks (522) to move.
8. A secondary filtration system for lubricating oil according to claim 7, wherein: each group of transverse moving assemblies (8) comprises a fixed block (81) which is fixedly connected to the outer side wall of the connecting pipe (2) and is vertically arranged, a lead screw (82) which is in threaded connection with the fixed block (81) and is horizontally arranged, and a hand wheel (83) which is fixedly connected to one end, far away from the pressing block (522), of the lead screw (82); one end of the lead screw (82) far away from the hand wheel (83) is rotatably connected with the pressing block (522).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020926824.2U CN212941747U (en) | 2020-05-27 | 2020-05-27 | Secondary filtration system for lubricating oil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020926824.2U CN212941747U (en) | 2020-05-27 | 2020-05-27 | Secondary filtration system for lubricating oil |
Publications (1)
Publication Number | Publication Date |
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CN212941747U true CN212941747U (en) | 2021-04-13 |
Family
ID=75376420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020926824.2U Expired - Fee Related CN212941747U (en) | 2020-05-27 | 2020-05-27 | Secondary filtration system for lubricating oil |
Country Status (1)
Country | Link |
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CN (1) | CN212941747U (en) |
-
2020
- 2020-05-27 CN CN202020926824.2U patent/CN212941747U/en not_active Expired - Fee Related
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210413 |