CN217206807U - Self-cleaning structure of air compressor air inlet filter screen - Google Patents
Self-cleaning structure of air compressor air inlet filter screen Download PDFInfo
- Publication number
- CN217206807U CN217206807U CN202221099021.XU CN202221099021U CN217206807U CN 217206807 U CN217206807 U CN 217206807U CN 202221099021 U CN202221099021 U CN 202221099021U CN 217206807 U CN217206807 U CN 217206807U
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- China
- Prior art keywords
- self
- filter screen
- air inlet
- air
- cleaning
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- Expired - Fee Related
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- 238000004140 cleaning Methods 0.000 title claims abstract description 55
- 239000012535 impurity Substances 0.000 claims abstract description 5
- 230000001680 brushing effect Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 description 11
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000004887 air purification Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
A self-cleaning structure of an air inlet filter screen of an air compressor is arranged on the outer side of a filter screen at an air inlet pipe orifice of an air filter of the air compressor and comprises a self-cleaning cover, wherein the self-cleaning cover is coaxially and rotatably buckled and covered on the outer side of the filter screen, the self-cleaning cover comprises an outer ring piece, a middle support and a plurality of radial scrapers which are arranged between the outer ring piece and the middle support in an equal division manner, the scrapers are obliquely arranged on the outer ring piece and the middle support, and the inclination directions and the inclination angles of all the scrapers in opposite directions in the circumferential direction are equal; when air enters the air inlet pipe at a high speed, the air flowing at a high speed drives the scraper to rotate the self-cleaning cover, and at the moment, the rotating scraper can clear impurities on the outer surface of the filter screen. This self-cleaning structure can be rotatory according to the produced impact force of air admission pipe is automatic to take place, and then scrapes the outside of filter screen, has good self-cleaning ability, and this self-cleaning structural design is novel reliable, and clean ability is good, has outstanding practicality.
Description
Technical Field
The utility model relates to a self-cleaning structure of air compressor machine air inlet filter screen belongs to the air purification of air compressor machine and sets technical field.
Background
The air compressor is a device for compressing air, and only three types of devices, namely a reciprocating piston type device, a rotary vane type device or a rotary screw type device, are adopted. The screw air compressor belongs to one kind of air compressor, however current screw air compressor still has some weak points, before extracting and compressing the air, can not filter the air and purify, can not improve the air quality after the compression for impurity, acid-base material and the large granule in the air cause the damage to equipment, have the defect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art's above-mentioned defect, provide a self-cleaning structure to the mouth of pipe filter screen of air compressor machine air cleaner intake pipe, this self-cleaning structure can take place rotatoryly according to the produced impact force of air admission intake pipe is automatic, and then scrapes the outside of filter screen, has good self-cleaning ability, and this self-cleaning structural design is novel reliable, and clean ability is good, has outstanding practicality.
The above technical object of the present invention can be achieved by the following technical solutions:
a self-cleaning structure of an air inlet filter screen of an air compressor is arranged on the outer side of a filter screen at an air inlet pipe orifice of an air filter of the air compressor and comprises a self-cleaning cover, wherein the self-cleaning cover is coaxially and rotatably buckled and covered on the outer side of the filter screen, the self-cleaning cover comprises an outer ring piece, a middle support and a plurality of radial scrapers which are arranged between the outer ring piece and the middle support in an equal division manner, the scrapers are obliquely arranged on the outer ring piece and the middle support, and the inclination directions and the inclination angles of all the scrapers in opposite directions in the circumferential direction are equal; when air enters the air inlet pipe at a high speed, the air flowing at a high speed drives the scraper to rotate the self-cleaning cover, and at the moment, the rotating scraper can clear impurities on the outer surface of the filter screen.
Through adopting above-mentioned technical scheme, a self-cleaning structure of air compressor machine air inlet filter screen is provided, and this self-cleaning structure can be rotatory according to the produced impact force of air admission pipe is automatic to take place, and then scrapes the outside of filter screen, has good self-cleaning ability, and this self-cleaning structural design is novel reliable, and clean ability is good.
The utility model discloses a further set up to: the orificial outer lane of intake pipe is provided with the retaining ring, and the outer terminal surface at the retaining ring is settled to the mouth of pipe filter screen, and the cover is equipped with the ring that can freely rotate on the body of the inboard intake pipe of retaining ring, and self-cleaning lid realizes the orificial installation at the intake pipe through the fixed of outer lane ring spare and ring.
The utility model discloses a further set up to: the air inlet pipe on one side of the circular ring, which is deviated from the retainer ring, is provided with a limiting structure for preventing the circular ring from axially sliding.
The utility model discloses a further set up to: a bracket with a ball is arranged between the circular ring and the retainer ring.
Through adopting above-mentioned technical scheme, a simple and reliable self-cleaning structure mounting structure is provided, and this mounting structure has to connect firmly, rotatory smooth and easy advantage.
The utility model discloses a further set up to: the inner side of the scraper is provided with bristles for brushing the filter screen.
The utility model discloses a further set up to: the bristles are arranged in the form of a vertical screen.
Through adopting above-mentioned technical scheme, be provided with the brush hair perpendicular with the filter screen in the inboard of scraper blade, the design of brush hair can further strengthen the scraping effect, effectively improves self-cleaning performance.
The utility model discloses main beneficial effect is:
1. the novel self-cleaning structure can automatically rotate according to the impact force generated when air enters the air inlet pipe, so that the outer side of the filter screen is scraped, and the novel self-cleaning structure has good self-cleaning capability, novel and reliable design and excellent cleaning capability;
2. this novel self-cleaning structure is provided with the brush hair with filter screen vertically in the inboard of scraper blade, and the scraping effect can further be strengthened in the design of brush hair, effectively improves self-cleaning performance.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention mounted on an air compressor;
FIG. 2 is an enlarged view of the present invention of FIG. 1;
figure 3 is a front view of the present invention (the arrow is the direction of rotation of the self-cleaning cover when air is admitted).
In the figure, 1, an air filter; 2. an intake valve; 3. a screw compression host; 4. an oil-gas separation tank; 5. a cooler; 6. oil gas inlet pipe; 7. a first straight exhaust pipe; 8. a second exhaust pipe; 9. an oil discharge pipe; 10. an oil return pipe; 11. an oil filter; 12. oil gas return pipe; 13. a one-way valve; 14. a pressure relief valve; 15. a minimum pressure valve; 16. a self-cleaning cover; 17. an air inlet pipe; 18. filtering with a screen; 19. a circular ring; 161. an outer ring member; 162. supporting the middle part; 163. a squeegee; 171. and a retainer ring.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 3, a screw compressor, including air cleaner 1 that switches on in order, screw compressor host 3, oil-gas separation tank 4 and cooler 5, the oil gas in screw compressor host 3 gets into oil-gas separation tank 4 after the separation, pure air and fluid flow direction cooler 5 through first blast pipe 7 and oil extraction pipe 9 respectively cools off, the air after the cooling is arranged the gas holder through second blast pipe 8 and is stored, the fluid after the cooling flows back to reuse in screw compressor host 3 through returning oil pipe 10, pure air in oil-gas separation tank 4 is after minimum pressure valve 15, flow into cooler 5 through first blast pipe 7 again and cool off. The oil-containing air in the oil-gas separation tank 4 flows back to the screw compression main machine 3 through an oil-gas return pipe 12 for repeated use, and the oil-gas return pipe 12 is provided with a one-way valve 13. The oil-gas separation tank 4 is provided with a relief valve 14, and the oil return pipe 10 is provided with an oil filter 11.
The nozzle of the air inlet pipe 17 of the air cleaner 1 is provided with a filter screen 18, the outer side cover of the filter screen 18 is provided with a self-cleaning structure aiming at the filter screen 18, the self-cleaning structure comprises a self-cleaning cover 16, the self-cleaning cover 16 is covered on the outer side of the filter screen 18 in a coaxial rotatable buckling mode, the self-cleaning cover 16 comprises an outer ring piece 161, a middle support 162 and a plurality of radial scrapers 163 equally arranged between the outer ring piece 16 and the middle support 162, the scrapers 163 are obliquely arranged on the outer ring piece 16 and the middle support 162, and the oblique directions and the oblique angles of all the scrapers 163 in the circumferential direction are equal. The outer ring of the nozzle of the air inlet pipe 17 is provided with a retaining ring 171, the nozzle filter 18 is arranged on the outer end face of the retaining ring 171, the pipe body of the air inlet pipe 17 on the inner side of the retaining ring 171 is sleeved with a circular ring 19 capable of rotating freely, and the self-cleaning cover 16 is fixed on the nozzle of the air inlet pipe 17 through the outer ring piece 161 and the circular ring 19. The air inlet pipe 17 on the side of the circular ring 19, which is far away from the retainer ring 171, is provided with a limiting structure for preventing the axial sliding of the air inlet pipe, and a support with balls is arranged between the circular ring 19 and the retainer ring 171. The inner side of the squeegee 163 is provided with bristles for brushing the filter screen 18, which are arranged in a vertical manner with respect to the filter screen 18. When air enters the air inlet pipe 17 at a high speed, the self-cleaning cover 16 is rotated by the air flowing at a high speed by pushing the scraper 163, and at this time, the rotating scraper 163 removes foreign substances from the outer surface of the filter 18.
When the air purifier is used, air is filtered to remove larger impurities through the pipe orifice filter screen 18 of the air inlet pipe 17, the self-cleaning cover 16 rotates under the action of high-pressure air inlet to clean the filter screen 18, the air passing through the filter screen 18 enters the screw compression main machine 3 through the air filter 1 to be pressurized, the pressurized oil gas enters the oil gas separation tank 4 through the oil gas inlet pipe 6 to be subjected to oil gas separation, the separated pure air enters the cooler 5 through the first straight exhaust pipe 7 with the minimum pressure valve to be cooled, and the cooled air is discharged to the air storage tank through the second exhaust pipe 8 to be stored; oil in the oil-gas separation tank 4 enters the cold zone device 5 through the oil discharge pipe 9 for cooling, and the cooled oil flows back to the screw compression host 3 through the oil return pipe 10 with the oil filter 11 for reuse; the oil gas which is not separated in the oil gas separation tank 4 flows back to the screw compression main machine 3 for recovery through an oil gas return pipe 12 with a one-way valve 13.
Claims (6)
1. The utility model provides a self-cleaning structure of air compressor machine air inlet filter screen which characterized in that: the self-cleaning structure comprises a self-cleaning cover (16), the self-cleaning cover (16) is coaxially and rotatably buckled and covered on the outer side of the filter screen (18), the self-cleaning cover (16) comprises an outer ring piece (161), a middle support (162) and a plurality of radial scrapers (163) which are equally arranged between the outer ring piece (161) and the middle support (162), the scrapers (163) are obliquely arranged on the outer ring piece (161) and the middle support (162), and the inclination directions and the inclination angles of all the scrapers (163) in the circumferential direction are equal; when air enters the air inlet pipe (17) at a high speed, the self-cleaning cover (16) is rotated by the air flowing at the high speed through pushing the scraper (163), and at the moment, the rotating scraper (163) can remove impurities on the outer surface of the filter screen (18).
2. The self-cleaning structure of the air compressor air inlet filter screen according to claim 1, characterized in that: the outer ring of the pipe orifice of the air inlet pipe (17) is provided with a retainer ring (171), the pipe orifice filter screen (18) is arranged on the outer end face of the retainer ring (171), a ring (19) capable of rotating freely is sleeved on the pipe body of the air inlet pipe (17) on the inner side of the retainer ring (171), and the self-cleaning cover (16) is fixed on the pipe orifice of the air inlet pipe (17) through an outer ring piece (161) and the ring (19).
3. The self-cleaning structure of the air compressor air inlet filter screen according to claim 2, characterized in that: and a limiting structure for preventing the air inlet pipe from axially sliding is arranged on the air inlet pipe (17) on one side of the circular ring (19) departing from the retainer ring (171).
4. The self-cleaning structure of the air compressor air inlet filter screen according to claim 3, characterized in that: and a support with balls is arranged between the circular ring (19) and the retainer ring (171).
5. The self-cleaning structure of the air compressor air inlet filter screen according to claim 1, characterized in that: bristles for brushing the filter screen (18) are arranged on the inner side of the scraper (163).
6. The self-cleaning structure of the air compressor air inlet filter screen according to claim 5, characterized in that: the bristles are arranged in a vertical screen (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099021.XU CN217206807U (en) | 2022-05-06 | 2022-05-06 | Self-cleaning structure of air compressor air inlet filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099021.XU CN217206807U (en) | 2022-05-06 | 2022-05-06 | Self-cleaning structure of air compressor air inlet filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217206807U true CN217206807U (en) | 2022-08-16 |
Family
ID=82777908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221099021.XU Expired - Fee Related CN217206807U (en) | 2022-05-06 | 2022-05-06 | Self-cleaning structure of air compressor air inlet filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217206807U (en) |
-
2022
- 2022-05-06 CN CN202221099021.XU patent/CN217206807U/en not_active Expired - Fee Related
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| 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: 20220816 |
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| CF01 | Termination of patent right due to non-payment of annual fee |