CN213912036U - Disposable respiratory filter with multiple filtering capability - Google Patents
Disposable respiratory filter with multiple filtering capability Download PDFInfo
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- CN213912036U CN213912036U CN202022949818.1U CN202022949818U CN213912036U CN 213912036 U CN213912036 U CN 213912036U CN 202022949818 U CN202022949818 U CN 202022949818U CN 213912036 U CN213912036 U CN 213912036U
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- filter screen
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Abstract
The utility model discloses a disposable respiratory filter with multiple filtering capability, including installation shell, first filter screen, installation lid and installation piece, the left side of installation shell is fixed with the linking pipe, and the left side of linking pipe installs the end pipe, the third filter screen is installed to the inboard of installation shell, and the right side of third filter screen is provided with the support frame, first filter screen is installed on the right side of support frame, the second filter screen is installed on the right side of spacing ring, and the right side of second filter screen is provided with the installation lid, the pressure release pipe is installed to the upside of installation lid, the mounting groove has been seted up to the inboard of installation lid, the inboard of installation piece is provided with the locating piece, the left side of installation lid is provided with the sealing washer. This disposable respiratory filter with multiple filtering capability can carry out multiple filtration, avoids cross infection, and is convenient for fix the pipeline, increases the convenience of piping erection.
Description
Technical Field
The utility model relates to a respiratory filter technical field specifically is a disposable respiratory filter with multiple filtering capability.
Background
In the operation process, a breathing filter is required to be additionally arranged on a breathing pipeline of a breathing machine or an anesthesia machine to filter bacteria and particles and avoid cross infection, so the requirement on the breathing filter is very strict, but most breathing filters on the market still have some problems, such as:
not convenient for carry out multiple filtration, probably lead to filtering thoroughly and produce cross infection, and be not convenient for fix the pipeline for the piping erection is not convenient, consequently, the utility model provides a disposable respiratory filter with multiple filtering capability, with the problem of solving the aforesaid and proposing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a disposable respiration filter with multiple filtering capability to solve most of respiratory filters on the market that propose in the above-mentioned background art and be not convenient for carry out multiple filtration, probably lead to filtering thoroughly and produce cross infection, and be not convenient for fix the pipeline, make the not convenient problem of piping erection.
In order to achieve the above object, the utility model provides a following technical scheme: a disposable breathing filter with multiple filtering functions comprises an installation shell, a first filter screen, an installation cover and an installation block, wherein the left side of the installation shell is fixedly provided with a connection pipe, the left side of the connection pipe is provided with a head pipe, the inner side of the installation shell is provided with a third filter screen, the right side of the third filter screen is provided with a support frame, the right side of the support frame is provided with the first filter screen, the left side of the first filter screen is provided with a limit ring, the right side of the limit ring is provided with a second filter screen, the right side of the second filter screen is provided with the installation cover, the upper side of the installation cover is provided with a pressure relief pipe, the right end of the pressure relief pipe is provided with a sealing cover, the inner side of the installation cover is provided with an installation groove, the inner side of the installation groove is provided with an installation block, and the inner side of the positioning block is provided with a connection sleeve, and a connecting block is arranged between the installation block monomers, and a sealing ring is arranged on the left side of the installation cover.
Preferably, the mounting cover is in threaded connection with the mounting shell, and the sealing ring is in nested connection with the mounting shell and the mounting cover.
Preferably, the longitudinal section of the third filter screen is "V" shaped, and the support frame on the right side of the third filter screen is arranged at an equal angle with respect to the center of the third filter screen, and the support frame is arranged in an inclined manner.
Preferably, the mounting block is elastically connected with the mounting cover through a spring, the longitudinal section of the mounting block is in an L shape, the mounting block is arranged at an equal angle relative to the center of the mounting cover, and the left end of the mounting block is inclined.
Preferably, the positioning block is connected with the mounting cover in a sliding manner, and the positioning block and the mounting block are arranged in a one-to-one correspondence manner.
Compared with the prior art, the beneficial effects of the utility model are that: the disposable breathing filter with the multiple filtering function can perform multiple filtering, avoid cross infection, facilitate the fixation of pipelines and increase the convenience of pipeline installation;
1. the passing gas can be subjected to multiple filtration through the third filter screen, the first filter screen and the second filter screen, the filtering effect is increased, cross infection is avoided, the impact of the passing gas can be relieved to a certain extent through the V-shaped longitudinal section of the third filter screen, and meanwhile, the third filter screen can be supported to a certain extent through the inclined arrangement of the support frame and the equal-angle arrangement of the support frame, so that the third filter screen is prevented from being sunken;
2. the mounting block is arranged at equal angles relative to the center of the mounting cover and the positioning blocks and the mounting blocks are arranged in a one-to-one correspondence manner, so that the pipeline is limited, the convenience of pipeline mounting is improved, and the mounting block can be inclined to facilitate separation or mounting of the pipeline by the inclination of the left end of the mounting block and the inclination of the left end of the mounting groove;
3. the first filter screen is convenient to replace by being connected with the clamping between the installation shell through the first filter screen, the filtering capacity of the first filter screen is ensured, and the second filter screen is convenient to replace by being connected with the installation shell through the mounting cover through the threads.
Drawings
Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is a schematic side view of the connection between the connection block and the mounting block of the present invention;
FIG. 3 is a schematic side view of the connection between the support frame and the mounting housing of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.
In the figure: 1. installing a shell; 2. a first filter screen; 3. a limiting ring; 4. a second filter screen; 5. a pressure relief pipe; 6. sealing the cover; 7. mounting grooves; 8. installing a cover; 9. a support frame; 10. a third filter screen; 11. connecting the pipe; 12. a tip tube; 13. mounting blocks; 14. positioning blocks; 15. a connecting sleeve; 16. a seal ring; 17. a connecting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a disposable respiratory filter with multiple filtering functions comprises an installation shell 1, a first filter screen 2, a limiting ring 3, a second filter screen 4, a pressure relief pipe 5, a sealing cover 6, an installation groove 7, an installation cover 8, a support frame 9, a third filter screen 10, a connection pipe 11, a head pipe 12, an installation block 13, a positioning block 14, a connection sleeve 15, a sealing ring 16 and a connection block 17, wherein the left side of the installation shell 1 is fixedly provided with the connection pipe 11, the left side of the connection pipe 11 is provided with the head pipe 12, the inner side of the installation shell 1 is provided with the third filter screen 10, the right side of the third filter screen 10 is provided with the support frame 9, the right side of the support frame 9 is provided with the first filter screen 2, the left side of the first filter screen 2 is provided with the limiting ring 3, the right side of the limiting ring 3 is provided with the second filter screen 4, the right side of the second filter screen 4 is provided with the installation cover 8, the pressure relief pipe 5 is arranged on the upper side of the installation cover 8, a sealing cover 6 is arranged at the right end of the pressure relief pipe 5, an installation groove 7 is formed in the inner side of the installation cover 8, an installation block 13 is installed on the inner side of the installation groove 7, a positioning block 14 is arranged on the inner side of the installation block 13, a connection sleeve 15 is installed on the inner side of the positioning block 14, a connection block 17 is arranged between single installation blocks 13, and a sealing ring 16 is arranged on the left side of the installation cover 8;
as shown in fig. 1 and 4, the mounting cover 8 is in threaded connection with the mounting housing 1, and the sealing ring 16 is in nested connection with the mounting housing 1 and the mounting cover 8, so that the second filter screen 4 is conveniently replaced, and the sealing performance between the mounting cover 8 and the mounting housing 1 is improved, as shown in fig. 1 and 3, the longitudinal section of the third filter screen 10 is in a V shape, the support frame 9 on the right side of the third filter screen 10 is in an equal-angle arrangement with respect to the center of the third filter screen 10, and the support frame 9 is in an inclined arrangement, so that the passing gas impact can be alleviated to a certain extent, and meanwhile, the third filter screen 10 can be supported to a certain extent, and the third filter screen 10 is prevented from being sunken;
as in fig. 1 and 2, the mounting block 13 is elastically connected with the mounting cover 8 through a spring, the longitudinal section of the mounting block 13 is L-shaped, the mounting block 13 is disposed at an equal angle with respect to the center of the mounting cover 8, the left end of the mounting block 13 is inclined, so that the pipeline is limited, convenience in pipeline installation is improved, the positioning block 14 is slidably connected with the mounting cover 8, and the positioning block 14 and the mounting block 13 are disposed in a one-to-one correspondence manner, so that stability in pipeline limiting is improved.
The working principle is as follows: when the disposable breathing filter with multiple filtering functions is used, firstly, as shown in fig. 1 and fig. 2, one end of a pipeline is nested with a head pipe 12, then the inner wall of the pipeline at the other end is attached to the outer wall of a connecting sleeve 15 and pushed leftwards, so that after the pipeline is contacted with a positioning block 14, the mounting block 13 is driven to move leftwards, the positioning block 14 can tilt outwards through the inclined arrangement of the left end of the mounting block 13 and the inclination of the inner side of a mounting groove 7, so that the positioning block 14 moves to the outer wall of the pipeline, then the positioning block 14 is reset through the elastic connection between the mounting block 13 and a mounting cover 8, the wall of the pipeline is clamped, the mounting block 13 is arranged at an equal angle and the connecting block 17 is used for connecting single bodies of the mounting block 13, the stability of clamping of the pipeline is increased, and the installation is convenient;
then, the gas is introduced, as shown in fig. 1 and 3, the gas passing through can be filtered by the third filter screen 10, the first filter screen 2 and the second filter screen 4 in multiple ways, the filtering effect is increased, the cross infection is avoided, and the impact of the passing gas can be relieved to a certain extent through the V-shaped longitudinal section of the third filter screen 10, meanwhile, the third filter screen 10 can be supported to a certain extent by the inclined arrangement of the support frame 9 and the equal-angle arrangement of the support frame 9, so that the third filter screen 10 is prevented from sinking, moreover, the funnel shape of the connecting pipe 11 can guide the gas to a certain extent, reduce the impact force, the sealing of the device can be increased by the nested connection of the sealing ring 16 with the mounting cap 8 and the mounting housing 1, as shown in fig. 4, which is the method of using the disposable breathing filter with multiple filtration functions.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a disposable respiratory filter with multiple filtering capability, includes installation shell (1), first filter screen (2), installation lid (8) and installation piece (13), its characterized in that: the left side of the installation shell (1) is fixed with an engagement pipe (11), an end pipe (12) is installed on the left side of the engagement pipe (11), a third filter screen (10) is installed on the inner side of the installation shell (1), a support frame (9) is arranged on the right side of the third filter screen (10), a first filter screen (2) is installed on the right side of the support frame (9), a limiting ring (3) is arranged on the left side of the first filter screen (2), a second filter screen (4) is installed on the right side of the limiting ring (3), an installation cover (8) is arranged on the right side of the second filter screen (4), a pressure relief pipe (5) is installed on the upper side of the installation cover (8), a sealing cover (6) is arranged at the right end of the pressure relief pipe (5), an installation groove (7) is formed in the inner side of the installation cover (8), and an installation block (13) is installed on the inner side of the installation groove (7), the inner side of the mounting block (13) is provided with a positioning block (14), the inner side of the positioning block (14) is provided with a connecting sleeve (15), a connecting block (17) is arranged between the mounting block (13) and the single body, and the left side of the mounting cover (8) is provided with a sealing ring (16).
2. A single-use respiratory filter with multiple filtration functions according to claim 1 wherein: the mounting cover (8) is in threaded connection with the mounting shell (1), and the sealing ring (16) is in nested connection with the mounting shell (1) and the mounting cover (8).
3. A single-use respiratory filter with multiple filtration functions according to claim 1 wherein: the longitudinal section of the third filter screen (10) is V-shaped, the support frame (9) on the right side of the third filter screen (10) is arranged at an equal angle relative to the center of the third filter screen (10), and the support frame (9) is arranged in an inclined mode.
4. A single-use respiratory filter with multiple filtration functions according to claim 1 wherein: the mounting block (13) is elastically connected with the mounting cover (8) through a spring, the longitudinal section of the mounting block (13) is L-shaped, the mounting block (13) is arranged at equal angles relative to the center of the mounting cover (8), and the left end of the mounting block (13) is inclined.
5. A single-use respiratory filter with multiple filtration functions according to claim 1 wherein: the positioning blocks (14) are in sliding connection with the mounting cover (8), and the positioning blocks (14) and the mounting blocks (13) are arranged in a one-to-one correspondence manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022949818.1U CN213912036U (en) | 2020-12-08 | 2020-12-08 | Disposable respiratory filter with multiple filtering capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022949818.1U CN213912036U (en) | 2020-12-08 | 2020-12-08 | Disposable respiratory filter with multiple filtering capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213912036U true CN213912036U (en) | 2021-08-10 |
Family
ID=77150657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022949818.1U Active CN213912036U (en) | 2020-12-08 | 2020-12-08 | Disposable respiratory filter with multiple filtering capability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213912036U (en) |
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2020
- 2020-12-08 CN CN202022949818.1U patent/CN213912036U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 904-2, No. 650, Xinzhuan Road, Xinqiao Town, Songjiang District, Shanghai, 201600 Patentee after: Shanghai Yongshan Health Technology Development Co.,Ltd. Address before: Room 904-2, 650 Xinzhuan Road, Xinqiao Town, Songjiang District, Shanghai, 201612 Patentee before: Shanghai Yongshan Health Consulting Co.,Ltd. |