CN219804372U - Vacuum filter with three-layer air filtering structure - Google Patents
Vacuum filter with three-layer air filtering structure Download PDFInfo
- Publication number
- CN219804372U CN219804372U CN202320938080.XU CN202320938080U CN219804372U CN 219804372 U CN219804372 U CN 219804372U CN 202320938080 U CN202320938080 U CN 202320938080U CN 219804372 U CN219804372 U CN 219804372U
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- China
- Prior art keywords
- shell
- filter
- air
- fixedly connected
- wall
- 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.)
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Links
- 238000001914 filtration Methods 0.000 title claims abstract description 42
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000001179 sorption measurement Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 16
- 239000012535 impurity Substances 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 13
- 238000012423 maintenance Methods 0.000 description 2
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to the technical field of filters, and discloses a vacuum filter with a three-layer air filtering structure, which comprises a shell, wherein an air inlet pipe is fixedly connected above the outer wall of the shell; the bottom of the shell is fixedly connected with an air outlet pipe; a filter assembly is arranged in the shell; the filter assembly includes: a mounting sleeve; the mounting sleeve is connected to the inner wall of the shell in a sliding manner; the inner wall of the installation sleeve is fixedly connected with an activated carbon adsorption net. This vacuum filter with three-layer air filter structure carries out primary filtration through the active carbon adsorption net that sets up to the air, at first gets rid of the small part impurity in the air, then carries out secondary filtration through the filter screen that sets up to the air, reduces the impurity that lets in the air-borne in the filter core, carries out total filtration through the filter core at last to can carry out multilayer filtration to the air that gets into in the vacuum filter, improved the filtration precision to impurity in the air, excellent in use effect.
Description
Technical Field
The utility model relates to the technical field of filters, in particular to a vacuum filter with a three-layer air filtering structure.
Background
The vacuum filter is a device for protecting internal components and precise structures of the vacuum pump and is used for limiting dust, liquid drops and aerosol in air from directly entering the vacuum pump.
For example, "a vacuum pipeline filter" with a publication number of CN204163961U "comprises an annular base and a filter screen, wherein the filter screen is installed on the base, the filter screen protrudes out of the base to form a three-dimensional structure, and the orthographic projection of the three-dimensional structure on the base is positioned in the base; the filter screen is a stainless steel compact filter screen, the mesh range of the filter screen is 200-400 meshes, and the inside of the filter screen is supported and shaped by a bracket arranged on the base. The device can effectively remove solid impurities in gas, including blocky and dust-like impurities, and enable the impurities to be piled up on the base, so that the impurities can be prevented from entering the vacuum pump and the air inlet can be prevented from being blocked, the improvement of the quality of the gas in the vacuum pump is facilitated, the performance of the vacuum pump is improved, the energy consumption and the maintenance cost of the vacuum pump are reduced, and the service life of the vacuum pump is prolonged.
However, most of the existing vacuum filters are only single-layer filtration, and the filtering performance of various impurities in the air is limited, so that the filtering precision of the impurities in the air is not high, and the improvement is needed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a vacuum filter with a three-layer air filtering structure. The air filter has the advantages that the air entering the vacuum filter can be subjected to multi-layer filtration, the filtration precision of impurities in the air is improved, and the use effect is good.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a vacuum filter with a three-layer air filtering structure comprises a shell, wherein the top opening of the shell is provided with a plurality of air filtering holes; an air inlet pipe is fixedly connected above the outer wall of the shell; the bottom of the shell is fixedly connected with an air outlet pipe; a filter assembly is arranged in the shell;
the filter assembly includes: a mounting sleeve; the mounting sleeve is connected to the inner wall of the shell in a sliding manner; an activated carbon adsorption net is fixedly connected to the inner wall of the mounting sleeve; the method comprises the steps of firstly, primarily filtering air through an activated carbon adsorption net, and removing a small part of impurities in the air; the inner wall of the mounting sleeve is fixedly connected with a filter screen and is positioned below the activated carbon adsorption screen; the air is filtered for the second time through the filter screen, so that the impurities carried by the air introduced into the filter element are reduced; the filter element is fixedly arranged on the inner wall of the mounting sleeve and is close to the bottom of the mounting sleeve; the filter element is in a cylindrical shape, the top of the filter element is provided with an opening, the outer wall of the filter element is provided with a plurality of filter holes, and the aperture of each filter hole is smaller than that of the filter screen; the filter element is used for total filtration, so that air entering the vacuum filter can be subjected to multi-layer filtration, the filtration precision of impurities in the air is improved, and the use effect is good.
Preferably, the outer wall of the shell is fixedly connected with a connecting boss, and is close to the top of the shell; an upper cover is arranged at the top of the connecting boss; the top thread connection of upper cover has the retaining member.
Preferably, the bottom of the connecting boss is provided with a plurality of first threaded holes; a plurality of second threaded holes are formed in the top of the upper cover, and the second threaded holes correspond to the first threaded holes; the number of the locking pieces is several, and the locking pieces are respectively connected in the corresponding second threaded holes in a threaded manner, and the bottom of each locking piece is connected in the corresponding second threaded hole in a threaded manner; the locking piece is an inner hexagon bolt; the upper cover is convenient to be connected with the connecting boss through the locking piece.
Preferably, a sealing gasket is arranged between the shell and the upper cover; the sealing gasket is circular; the bottom of the sealing gasket is abutted with the top of the shell; the top of the sealing gasket is abutted with the bottom of the upper cover; the joint of the upper cover and the shell is sealed through the sealing gasket, so that the tightness of the vacuum filter is improved.
Preferably, a connecting mechanism is arranged in the shell; the connecting mechanism comprises: a threaded sleeve and a U-shaped rod; the thread sleeve is fixedly connected to the bottom of the upper cover; the U-shaped rod is fixedly connected to the top of the mounting sleeve; the top of the U-shaped rod is fixedly connected with a connecting rod, and the upper part of the outer wall of the connecting rod is in threaded connection with the inside of the threaded sleeve; and external threads matched with the thread sleeves are formed above the outer wall of the connecting rod.
Preferably, the top of the upper cover is fixedly connected with a pressure release valve; the top fixedly connected with manometer interface of upper cover just is located the right side of relief valve.
Compared with the prior art, the utility model provides the vacuum filter with the three-layer air filtering structure, which has the following beneficial effects:
1. this vacuum filter with three-layer air filter structure carries out primary filtration through the active carbon adsorption net that sets up to the air, at first gets rid of the small part impurity in the air, then carries out secondary filtration through the filter screen that sets up to the air, reduces the impurity that lets in the air-borne in the filter core, carries out total filtration through the filter core at last to can carry out multilayer filtration to the air that gets into in the vacuum filter, improved the filtration precision to impurity in the air, excellent in use effect.
2. This vacuum filter with three-layer air filter structure, through tearing down the retaining member, make upper cover and casing separation, the pulling upper cover drives the installation cover and slides along the inner wall of casing to take out filter element from the casing, then rotate the connecting rod and make it remove along the inner wall of screw thread cover, make the connecting rod break away from the screw thread cover, thereby pull down filter element from the upper cover, conveniently maintain or change filter element, convenience of customers's use.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
fig. 3 is an enlarged view of the utility model at a.
In the figure: 1. a housing; 2. an air inlet pipe; 3. an air outlet pipe; 4. a filter assembly; 41. a mounting sleeve; 42. an activated carbon adsorption net; 43. a filter screen; 44. a filter element; 5. a connecting boss; 6. an upper cover; 7. a locking member; 8. a sealing gasket; 9. a connecting mechanism; 91. a thread sleeve; 92. a U-shaped rod; 93. a connecting rod; 10. a pressure release valve; 11. a pressure gauge interface.
Description of the embodiments
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.
Examples
As shown in fig. 1 to 3, the present utility model provides a vacuum filter with a three-layer air filtering structure, comprising a housing 1, wherein the top opening of the housing 1 is arranged; an air inlet pipe 2 is fixedly connected above the outer wall of the shell 1; the bottom of the shell 1 is fixedly connected with an air outlet pipe 3; the inside of the shell 1 is provided with a filter assembly 4; the filter assembly 4 comprises: a mounting sleeve 41; the mounting sleeve 41 is connected to the inner wall of the shell 1 in a sliding manner; an activated carbon adsorption net 42 is fixedly connected to the inner wall of the mounting sleeve 41; the air is subjected to primary filtration through the arranged activated carbon adsorption net 42, and a small part of impurities in the air are removed firstly; the inner wall of the mounting sleeve 41 is fixedly connected with a filter screen 43 and is positioned below the activated carbon adsorption screen 42; the air is filtered for the second time through the filter screen 43, so that the impurities carried by the air introduced into the filter element 44 are reduced; the filter element 44 is fixedly arranged on the inner wall of the mounting sleeve 41 and is close to the bottom of the mounting sleeve 41; the filter element 44 is in a cylindrical shape, is provided with an opening at the top, is provided with a plurality of filter holes on the outer wall, and has a smaller pore diameter than the filter screen 43; the filter element 44 is used for total filtration, so that air entering the vacuum filter can be subjected to multi-layer filtration, the filtration precision of impurities in the air is improved, and the use effect is good.
In this embodiment, through the active carbon adsorption net 42 that sets up carries out primary filtration to the air, at first get rid of a small amount of impurity in the air, then carries out secondary filtration to the air through the filter screen 43 that sets up, reduces the impurity that lets in the air carried in the filter core 44, carries out total filtration through the filter core 44 at last to can carry out multilayer filtration to the air that gets into in the vacuum filter, improve the filtration precision to impurity in the air, excellent in use effect.
Examples
As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the outer wall of the shell 1 is fixedly connected with a connecting boss 5, and is close to the top of the shell 1; an upper cover 6 is arranged at the top of the connecting boss 5; the top of the upper cover 6 is fixedly connected with a pressure release valve 10; the top of the upper cover 6 is fixedly connected with a pressure gauge interface 11 and is positioned on the right side of the pressure relief valve 10; the top of the upper cover 6 is connected with a locking piece 7 through screw threads; the bottom of the connecting boss 5 is provided with a plurality of first threaded holes; the top of the upper cover 6 is provided with a plurality of second threaded holes which correspond to the first threaded holes; the number of the locking pieces 7 is several, and the locking pieces 7 are respectively connected in the corresponding second threaded holes in a threaded manner, and the bottom of each locking piece 7 is connected in the corresponding second threaded hole in a threaded manner; the locking piece 7 is an inner hexagon bolt; the upper cover 6 is convenient to connect with the connecting boss 5 through the locking piece 7; by removing the locking piece 7, the upper cover 6 is separated from the shell 1, and the upper cover 6 is pulled to drive the mounting sleeve 41 to slide along the inner wall of the shell 1, so that the filter assembly 4 is taken out of the shell 1; a sealing gasket 8 is arranged between the shell 1 and the upper cover 6; the sealing gasket 8 is in a circular ring shape; the bottom of the sealing gasket 8 is abutted with the top of the shell 1; the top of the sealing gasket 8 is abutted with the bottom of the upper cover 6; the joint of the upper cover 6 and the shell 1 is sealed through the sealing gasket 8, so that the sealing performance of the vacuum filter is improved; the inside of the shell 1 is provided with a connecting mechanism 9; the connection mechanism 9 includes: a threaded sleeve 91, a U-shaped rod 92; the thread bush 91 is fixedly connected to the bottom of the upper cover 6; the U-shaped rod 92 is fixedly connected to the top of the mounting sleeve 41; the top of the U-shaped rod 92 is fixedly connected with a connecting rod 93, and the upper part of the outer wall of the connecting rod 93 is in threaded connection with the inside of the threaded sleeve 91; external threads matched with the thread sleeve 91 are formed above the outer wall of the connecting rod 93; the connecting rod 93 is moved along the inner wall of the threaded sleeve 91 by rotating the connecting rod 93, so that the connecting rod 93 is separated from the threaded sleeve 91, and the filter assembly 4 is detached from the upper cover 6, so that the filter assembly 4 is convenient to maintain or replace, and the use of a user is convenient.
In this embodiment, by removing the locking member 7 to separate the upper cover 6 from the housing 1, pulling the upper cover 6 to drive the mounting sleeve 41 to slide along the inner wall of the housing 1, thereby taking the filter assembly 4 out of the housing 1, and then rotating the connecting rod 93 to move along the inner wall of the threaded sleeve 91, so that the connecting rod 93 is separated from the threaded sleeve 91, thereby removing the filter assembly 4 from the upper cover 6, and facilitating maintenance or replacement of the filter assembly 4, and facilitating use by a user.
The working principle of the vacuum filter with the three-layer air filtering structure is specifically described below.
When the filter is used, as shown in fig. 1-3, air is introduced into the shell 1 through the air inlet pipe 2, a small part of impurities in the air are removed firstly through the arranged activated carbon adsorption net 42, then the air is subjected to secondary filtration through the arranged filter screen 43, the impurities carried in the air introduced into the filter core 44 are reduced, and finally the air introduced into the vacuum filter is subjected to total filtration through the filter core 44, so that the air entering the vacuum filter can be subjected to multi-layer filtration, the filtered air is discharged from the air outlet pipe 3, the upper cover 6 is separated from the shell 1 by detaching the locking piece 7, the upper cover 6 is pulled to drive the mounting sleeve 41 to slide along the inner wall of the shell 1, so that the filter assembly 4 is taken out from the shell 1, then the connecting rod 93 is rotated to move along the inner wall of the threaded sleeve 91, the connecting rod 93 is separated from the threaded sleeve 91, and the filter assembly 4 is detached from the upper cover 6, so that the filter assembly 4 is convenient to maintain or replace.
Claims (6)
1. Vacuum filter with three-layer air filtration structure, including casing (1), its characterized in that: an air inlet pipe (2) is fixedly connected above the outer wall of the shell (1); the bottom of the shell (1) is fixedly connected with an air outlet pipe (3); a filter assembly (4) is arranged in the shell (1);
the filter assembly (4) comprises: a mounting sleeve (41); the mounting sleeve (41) is connected to the inner wall of the shell (1) in a sliding manner; an activated carbon adsorption net (42) is fixedly connected to the inner wall of the mounting sleeve (41); the inner wall of the mounting sleeve (41) is fixedly connected with a filter screen (43) and is positioned below the activated carbon adsorption screen (42); the inner wall of the mounting sleeve (41) is fixedly provided with a filter element (44) and is close to the bottom of the mounting sleeve (41).
2. A vacuum filter with a three-layer air filter structure as claimed in claim 1, wherein: the outer wall of the shell (1) is fixedly connected with a connecting boss (5) and is close to the top of the shell (1); an upper cover (6) is arranged at the top of the connecting boss (5); the top thread of upper cover (6) is connected with retaining member (7).
3. A vacuum filter with a three-layer air filter structure as claimed in claim 2, wherein: the bottom of the connecting boss (5) is provided with a plurality of first threaded holes; a plurality of second threaded holes are formed in the top of the upper cover (6), and the second threaded holes correspond to the first threaded holes; the number of the locking pieces (7) is several, the locking pieces are respectively connected in the corresponding second threaded holes in a threaded manner, and the bottom of each locking piece (7) is connected in the corresponding second threaded hole in a threaded manner; the locking piece (7) is an inner hexagon bolt.
4. A vacuum filter with a three-layer air filter structure as claimed in claim 2, wherein: a sealing gasket (8) is arranged between the shell (1) and the upper cover (6); the sealing gasket (8) is in a circular ring shape; the bottom of the sealing gasket (8) is abutted with the top of the shell (1); the top of the sealing gasket (8) is abutted with the bottom of the upper cover (6).
5. A vacuum filter with a three-layer air filter structure as claimed in claim 2, wherein: a connecting mechanism (9) is arranged in the shell (1); the connection mechanism (9) comprises: a thread sleeve (91) and a U-shaped rod (92); the thread sleeve (91) is fixedly connected to the bottom of the upper cover (6); the U-shaped rod (92) is fixedly connected to the top of the mounting sleeve (41); the top fixedly connected with connecting rod (93) of U-shaped pole (92), just the outer wall top threaded connection of connecting rod (93) is in threaded sleeve (91).
6. A vacuum filter with a three-layer air filter structure as claimed in claim 2, wherein: the top of the upper cover (6) is fixedly connected with a pressure release valve (10); the top of upper cover (6) fixedly connected with manometer interface (11), and be located the right side of relief valve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320938080.XU CN219804372U (en) | 2023-04-24 | 2023-04-24 | Vacuum filter with three-layer air filtering structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320938080.XU CN219804372U (en) | 2023-04-24 | 2023-04-24 | Vacuum filter with three-layer air filtering structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219804372U true CN219804372U (en) | 2023-10-10 |
Family
ID=88216628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320938080.XU Active CN219804372U (en) | 2023-04-24 | 2023-04-24 | Vacuum filter with three-layer air filtering structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219804372U (en) |
-
2023
- 2023-04-24 CN CN202320938080.XU patent/CN219804372U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: NINGBO JINLIXI PNEUMATIC COMPONENTS Co.,Ltd. Assignor: NINGBO POTE PNEUMATIC COMPONENTS CO.,LTD. Contract record no.: X2024330000167 Denomination of utility model: A vacuum filter with a three-layer air filtration structure Granted publication date: 20231010 License type: Common License Record date: 20240708 |
|
| EE01 | Entry into force of recordation of patent licensing contract |