CN218953517U - Oil filter of air compressor - Google Patents
Oil filter of air compressor Download PDFInfo
- Publication number
- CN218953517U CN218953517U CN202222754267.2U CN202222754267U CN218953517U CN 218953517 U CN218953517 U CN 218953517U CN 202222754267 U CN202222754267 U CN 202222754267U CN 218953517 U CN218953517 U CN 218953517U
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- CN
- China
- Prior art keywords
- filter
- oil
- fixedly connected
- filter screen
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 18
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 18
- 241001330002 Bambuseae Species 0.000 claims description 18
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 18
- 239000011425 bamboo Substances 0.000 claims description 18
- 238000007790 scraping Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 35
- 239000010705 motor oil Substances 0.000 abstract description 30
- 238000001914 filtration Methods 0.000 abstract description 8
- 230000000903 blocking effect Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 11
- 239000010721 machine oil Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010725 compressor oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an oil filter of an air compressor, which comprises a machine filter shell, wherein a sealing cover is fixedly arranged at the top of the machine filter shell, a central tube is fixedly connected to the bottom of the sealing cover and positioned in the machine filter shell, and a filter paper cylinder matched with the central tube is sleeved on the surface of the central tube. According to the oil filter of the air compressor disclosed by the utility model, the shrinkage cylinder is arranged at the bottom of the filter shell, the filter screen cylinder is arranged in the oil filter, meanwhile, the top end of the filter screen cylinder is connected with the pressure rod through the sealing plate, so that the functions of the bypass valve and the check valve are reduced, the complex structure in the oil filter is reduced, and the filter screen cylinder can be continuously lifted through continuously jacking the sealing plate and the plurality of top plates when the filter screen cylinder cannot filter engine oil, the filtering area of the body of the filter screen cylinder for engine oil is enlarged, the more serious the blocking degree of the filter screen cylinder is, and the stronger the filtering function generated by the filter screen cylinder is.
Description
Technical Field
The utility model relates to the technical field of compressor oil filters, in particular to an oil filter of an air compressor.
Background
An air compressor is a device for compressing a gas, and is similar in construction to a water pump. Most air compressors are reciprocating piston type, rotary vane or rotary screw, engine oil is added in the air compressor for lubrication in order to reduce friction, but a large amount of fine metal impurities are generated by the meshing motion between gears when the engine oil is lubricated, and the engine oil is filtered by an engine filter to prevent a large amount of metal impurities from being mixed in the engine oil to damage internal parts.
When the existing machine filters are operated, most of engine oil is filtered through the filter cylinder and then enters the central cylinder to return to the inside of the compressor, but each machine filter is provided with a safety device, namely a bypass valve, and the bypass valve has the function of a filtering-free quick circulation device which is arranged for avoiding the compressor from lacking engine oil lubrication when excessive impurities on the outer surface of the filter cylinder can not enable the engine oil to enter the central pipe quickly and return to the compressor;
the above devices have significant drawbacks in operation, such as: when the filter cylinder is blocked, a large amount of unfiltered engine oil cannot be filtered by the bypass valve when the engine oil enters the central tube through the bypass valve, so that the engine oil doped with impurities enters the inside of the compressor again to do work, serious abrasion is generated on internal linkage parts of the compressor, the service life of the engine oil is shortened, meanwhile, the engine oil is gradually reduced in running power, and the kinetic energy is insufficient, so that the oil filter of the air compressor is required to be redesigned to solve the defects.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the oil filter of the air compressor, and solves the problem that the operation inside the compressor is damaged due to the fact that a large amount of unfiltered engine oil returns to the inside of the compressor due to the arrangement of the bypass valve inside the existing engine filter.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an air compressor's oil is strained, includes the machine strain the shell, the top fixed mounting of machine strain the shell has sealed lid, the inside fixedly connected with center tube of sealed bottom and being located the machine strain the shell, the surface of center tube has cup jointed the filter paper section of thick bamboo that cooperatees and use, the periphery at sealed top all leads oil pipe through seting up opening fixedly connected with, and leads oil pipe and be annular equidistance and be provided with a plurality of, the middle part at sealed top is through seting up opening fixedly connected with oil return pipe, the bottom of oil return pipe runs through sealed lid and center tube in proper order and extends to the inside of center tube.
Preferably, the upper portion of central tube inside wall is through support fixedly connected with buffer cylinder, the bottom of buffer cylinder is through seting up opening slidable mounting and is had the depression bar, fixedly connected with spring between the top of depression bar and the top of buffer cylinder inner chamber, the oil inlet has been seted up to the bottom of central tube, the bottom fixedly connected with of depression bar and the closing plate of oil inlet matched with use.
Preferably, the bottom of the machine filter shell is fixedly connected with a shrinkage cylinder through an opening, a filter screen cylinder is placed on the inner side of the shrinkage cylinder, and the top of the filter screen cylinder is fixedly connected with a sealing plate.
Preferably, the inside wall fixedly connected with roof of filter screen section of thick bamboo, and roof top-down equidistance is provided with a plurality of.
Preferably, the surface of the filter screen cylinder is sleeved with a scraping ring which is positioned in the machine filter shell, and the scraping ring is fixedly connected with the inner side wall of the machine filter shell through a bracket.
Advantageous effects
The utility model provides an oil filter of an air compressor. Compared with the prior art, the device has the following advantages
The beneficial effects are that:
(1) This air compressor's oil filter, install the shrink section of thick bamboo through seting up the opening in the bottom of machine filter shell, and be provided with filter screen section of thick bamboo in its inside, the top of filter screen section of thick bamboo is connected through closing plate and depression bar simultaneously, form the effect of bypass valve and check valve, the complex structure in the machine filter is reduced, the setting of these structures can be when the unable filter engine oil of filter paper section of thick bamboo, through the continuous top to closing plate and a plurality of roof, make filter screen section of thick bamboo constantly rise, enlarge its body to the filtration area of engine oil, the more serious filter function that produces of filter screen section of thick bamboo is exposed new paragraph to the continuous rising, effectively prevent the jam of filter screen section of thick bamboo itself, thereby avoid engine oil just getting into the center tube under the condition of not straining, the damage to the compressor has been reduced, the life of the quick-witted filter of effectual extension, the cost is reduced, be satisfied in current use.
(2) This air compressor's oil is strained, install through the lower part at the machine filter shell inner chamber and scrape the ring, and will scrape the ring and cup joint and laminate with the surface of filter screen section of thick bamboo, this structure uses through the cooperation spring, when the inside pressure of machine oil admission machine filter shell is up and down fluctuated, the thrust of spring also drives the filter screen section of thick bamboo and reciprocates, make scrape the ring and can constantly break the impurity on filter screen section of thick bamboo surface, avoid the adhesion to fix at the surface of filter screen section of thick bamboo, make filter screen section of thick bamboo can reduce the probability of jam, last machine oil spare filtration, machine oil filterable stability has been guaranteed.
Drawings
FIG. 1 is a schematic view of an oil filter of an air compressor according to the present utility model;
FIG. 2 is a cross-sectional view of the filter housing and shrink sleeve construction of the present utility model;
FIG. 3 is an exploded view of the structure of the present utility model;
FIG. 4 is a side view of the internal structure of the filter housing and the shrink sleeve of the present utility model;
FIG. 5 is a cross-sectional view of the filter cartridge structure of the present utility model;
fig. 6 is a cross-sectional view of the center tube and buffer tube structure of the present utility model.
In the figure: 1. a machine filter shell; 2. sealing cover; 3. a central tube; 4. a filter paper tube; 5. an oil guide pipe; 6. an oil return pipe; 7. a buffer tube; 8. a compression bar; 9. a spring; 10. a sealing plate; 11. a shrink cylinder; 12. a filter screen cylinder; 13. a top plate; 14. a scraping ring; 15. and an oil inlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides an air compressor's oil is strained, including machine strain shell 1, the top fixed mounting of machine strain shell 1 has sealed lid 2, the inside fixedly connected with center tube 3 of sealed lid 2 and being located machine strain shell 1, the filter paper section of thick bamboo 4 that cooperatees the use has been cup jointed on the surface of center tube 3, the periphery at sealed lid 2 top all leads oil pipe 5 through seting up opening fixedly connected with, and lead oil pipe 5 and be annular equidistance and be provided with a plurality of, the middle part at sealed lid 2 top is through seting up opening fixedly connected with time oil pipe 6, the bottom of time oil pipe 6 runs through sealed lid 2 and center tube 3 in proper order and extends to the inside of center tube 3.
As an alternative embodiment, in order to enable the sealing plate 10 to play the roles of a bypass valve and a check valve at the same time and drive the filter screen barrel 12 to move up and down, the upper portion of the inner side wall of the central tube 3 is fixedly connected with the buffer barrel 7 through a bracket, the bottom end of the buffer barrel 7 is provided with the pressure lever 8 through an opening sliding, a spring 9 is fixedly connected between the top end of the pressure lever 8 and the top of the inner cavity of the buffer barrel 7, an oil inlet 15 is formed in the bottom of the central tube 3, and the bottom end of the pressure lever 8 is fixedly connected with the sealing plate 10 which is matched with the oil inlet 15.
Further, in order to make the engine oil pressure more powerful beyond the function of filter screen cylinder 12, the bottom of machine filter shell 1 is through seting up opening fixedly connected with shrink section of thick bamboo 11, and filter screen cylinder 12 has been placed to the inboard of shrink section of thick bamboo 11, and the top and the closing plate 10 fixed connection of filter screen cylinder 12, the inside wall fixedly connected with roof 13 of filter screen cylinder 12, and roof 13 top-down equidistance is provided with a plurality of.
Wherein, in order to destroy the metallic impurity on the surface of the filter screen barrel 12, the surface of the filter screen barrel 12 and the inside of the machine filter shell 1 are sleeved with the scraping ring 14, and the scraping ring 14 is fixedly connected with the inner side wall of the machine filter shell 1 through a bracket.
And all that is not described in detail in this specification is well known to those skilled in the art.
When in use, the oil guide pipe 5 and the oil return pipe 6 are connected with the oil outlet and the oil inlet of the compressor, the compressor is started to work after connection is completed, a large amount of engine oil firstly enters the interior of the filter shell 1 through the oil guide pipe 5, then passes through the filter paper tube 4 to filter under the pressure of the engine oil to block the metal impurities contained in the engine oil, then enters the inner side of the central tube 3 and returns to the interior of the compressor again through the oil return pipe 6 to work, when the filter paper tube 4 is blocked due to excessive impurities on the surface of the filter paper tube 4, the engine oil cannot quickly enter the interior of the central tube 3 and returns to the interior of the compressor after filtration, and the excessive engine oil surges to the bottom of the inner cavity of the filter shell 1 through the pressure of the engine oil and enters the interior of the filter screen tube 12, so as to jack up the sealing plate 10, the sealing plate 10 can drive the filter screen cylinder 12 to wholly rise after jacking, unnecessary engine oil carries out quick filtration again through the filter screen cylinder 12 on upper portion and gets into the inside of center tube 3, engine oil pressure is big can be in proper order to go up the top to a plurality of roof 13, thereby filter more engine oil of higher that filter screen cylinder 12 also risen, avoid impurity too much engine oil to return the inside work of compressor and cause the damage to it not filtering, simultaneously when impurity accumulation on filter screen cylinder 12 surface is too much, can be through the top of a plurality of roof 13, make filter screen cylinder 12 constantly rise and resume emergent filtration function, and the thrust of spring 9 can promote filter screen cylinder 12 through depression bar 8 under the fluctuation of engine oil and reciprocate, make scraping ring 14 can become flexible the impurity on filter screen cylinder 12 surface, reduce the jam rate.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an oil filter of air compressor, includes machine filter shell (1), its characterized in that: the filter is characterized in that the top of the machine filter shell (1) is fixedly provided with a sealing cover (2), the bottom of the sealing cover (2) is fixedly connected with a central tube (3) which is positioned in the machine filter shell (1), the surface of the central tube (3) is sleeved with a filter paper cylinder (4) which is matched with the filter paper cylinder, the periphery of the top of the sealing cover (2) is fixedly connected with an oil guide tube (5) through an opening, the oil guide tubes (5) are provided with a plurality of annular equidistant parts, the middle of the top of the sealing cover (2) is fixedly connected with an oil return tube (6) through the opening, and the bottom of the oil return tube (6) sequentially penetrates through the sealing cover (2) and the central tube (3) and extends to the inside of the central tube (3).
2. An oil filter for an air compressor as set forth in claim 1 wherein: the upper portion of the inside wall of the center tube (3) is fixedly connected with a buffer tube (7) through a support, a compression bar (8) is slidably mounted at the bottom end of the buffer tube (7) through an opening, a spring (9) is fixedly connected between the top end of the compression bar (8) and the top of the inner cavity of the buffer tube (7), an oil inlet (15) is formed in the bottom of the center tube (3), and a sealing plate (10) matched with the oil inlet (15) is fixedly connected at the bottom end of the compression bar (8).
3. An oil filter for an air compressor as set forth in claim 1 wherein: the bottom of the machine filter shell (1) is fixedly connected with a shrinkage cylinder (11) through an opening, a filter screen cylinder (12) is arranged on the inner side of the shrinkage cylinder (11), and the top of the filter screen cylinder (12) is fixedly connected with a sealing plate (10).
4. An oil filter for an air compressor as claimed in claim 3, wherein: the inside wall fixedly connected with roof (13) of filter screen section of thick bamboo (12), and roof (13) top-down equidistance is provided with a plurality of.
5. An oil filter for an air compressor as claimed in claim 3, wherein:
the surface of the filter screen cylinder (12) and the inside of the machine filter shell (1) are sleeved with a scraping ring (14),
and the scraping ring (14) is fixedly connected with the inner side wall of the machine filter shell (1) through a bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222754267.2U CN218953517U (en) | 2022-10-19 | 2022-10-19 | Oil filter of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222754267.2U CN218953517U (en) | 2022-10-19 | 2022-10-19 | Oil filter of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218953517U true CN218953517U (en) | 2023-05-02 |
Family
ID=86104230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222754267.2U Expired - Fee Related CN218953517U (en) | 2022-10-19 | 2022-10-19 | Oil filter of air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218953517U (en) |
-
2022
- 2022-10-19 CN CN202222754267.2U patent/CN218953517U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230502 |