CN214486063U - Gas double-layer filter - Google Patents
Gas double-layer filter Download PDFInfo
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- CN214486063U CN214486063U CN202022936009.7U CN202022936009U CN214486063U CN 214486063 U CN214486063 U CN 214486063U CN 202022936009 U CN202022936009 U CN 202022936009U CN 214486063 U CN214486063 U CN 214486063U
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- partition plate
- pipe
- filter
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- lower partition
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Abstract
The utility model relates to a gaseous double-deck filter, including base, the cover body, go up the baffle frame, baffle frame down, the base top is equipped with the cover body, and the internal portion of cover is equipped with baffle frame, baffle frame down, and the outside cover of interior siphunculus of baffle top has first filter core down, and the outside cover of outer siphunculus of baffle below has the second filter core down, is equipped with the pore of ventilating in the baffle down, and the last mouthful of correspondence of pore of ventilating is located the first filter core outside, and the lower mouthful of correspondence of pore of ventilating is located outer siphunculus, is equipped with inlet channel and exhaust passage on the base. The utility model discloses can realize dual filtration in a filter, gas filtration effect is good, and equipment structure optimization nature is good. The utility model discloses convenient to detach, renew cartridge.
Description
Technical Field
The utility model belongs to the technical field of filter equipment, in particular to gaseous double-deck filter.
Background
The automobile exhaust analyzer is mainly used for detecting gas components in automobile exhaust, and because a detection probe is relatively delicate and expensive, the automobile exhaust needs to be subjected to water filtering and slag removal pretreatment. For the deslagging and filtering treatment, in order to ensure the filtering and purifying rate, multiple filtering is needed, double filtering is carried out in the same filtering equipment, the equipment composition is simplified, and the equipment structure is optimized.
Disclosure of Invention
An object of the utility model is to solve above-mentioned problem, provide gaseous double-deck filter, it carries out double filtration to gas in an equipment, and the structure optimization nature is good, convenient to detach, renew cartridge.
In order to solve the above problem, the utility model discloses a technical scheme as follows:
the double-layer gas filter is characterized by comprising a base, a cover body, an upper partition plate frame and a lower partition plate frame, wherein the cover body is arranged above the base, the upper partition plate frame and the lower partition plate frame are arranged in the cover body, the upper partition plate frame comprises an upper partition plate and an inner through pipe, the upper partition plate is arranged at the top of the inner through pipe, the lower partition plate is arranged at the top of the outer through pipe, the outer through pipe is sleeved outside the inner through pipe, the lower partition plate is connected with the inner through pipe through threads, a first air hole is formed in the pipe wall of the inner through pipe between the upper partition plate and the lower partition plate, a second air hole is formed in the pipe wall of the outer through pipe below the lower partition plate, a first filter element is sleeved outside the inner through pipe above the lower partition plate, a second filter element is sleeved outside the outer through pipe below the lower partition plate, a ventilation hole is formed in the lower partition plate, an upper opening of the ventilation hole is correspondingly positioned outside the first filter element, a lower opening of the ventilation hole is correspondingly positioned in the outer through pipe, be equipped with inlet channel and exhaust passage on the base, inlet channel docks with interior siphunculus bottom, and exhaust passage is located the second filter core outside.
The filter core is characterized in that a first limiting ring is arranged above the lower partition plate, and the bottom of the first filter core is inserted into the first limiting ring.
The optimization is that, the base top is equipped with the second spacing ring, and second filter core bottom inserts in the second spacing ring.
The bottom of the inner through pipe is connected with the base through threads.
The cover body is connected with the base through threads.
The utility model has the advantages that:
(1) the utility model discloses gaseous first bleeder vent from interior siphunculus upper portion filters for the first time through first filter core, and the cavity of the gaseous first between first filter core and the cover body gets into the cavity between outer siphunculus and the interior siphunculus through the pore of ventilating, then filters the cavity that gets into between the second filter core and the cover body once more through the second filter core.
(2) The utility model discloses can realize dual filtration in a filter, gas filtration effect is good, and equipment structure optimization nature is good.
(3) Filter convenient to detach, renew cartridge.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a gas double-layer filter according to the present invention;
reference numerals: the filter comprises a base-1, an air inlet channel-11, an air exhaust channel-12, a second limiting ring-13, a cover body-2, an upper baffle frame-3, an upper baffle plate-31, an inner through pipe-32, a first air hole-321, a lower baffle frame-4, a lower baffle plate-41, an air hole passage-411, a first limiting ring-412, an outer through pipe-42, a second air hole-421, a first filter element-5 and a second filter element-6.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to make more clear and definite definitions of the scope of the present invention.
A gas double-layer filter comprises a base 1, a cover body 2, an upper partition frame 3 and a lower partition frame 4, wherein the cover body 2 is arranged above the base 1, the upper partition frame 3 and the lower partition frame 4 are arranged inside the cover body 2, the upper partition frame 3 comprises an upper partition plate 31 and an inner through pipe 32, the upper partition plate 31 is arranged at the top of the inner through pipe 32, the lower partition frame 4 comprises a lower partition plate 41 and an outer through pipe 42, the lower partition plate 41 is arranged at the top of the outer through pipe 42, the outer through pipe 42 is sleeved outside the inner through pipe 32, the lower partition plate 41 is in threaded connection with the inner through pipe 32, a first air vent 321 is arranged on the pipe wall of the inner through pipe 32 between the upper partition plate 31 and the lower partition plate 41, a second air vent 421 is arranged on the pipe wall of the outer through pipe 42 below the lower partition plate 41, a first filter element 5 is sleeved outside the inner through pipe 32 above the lower partition plate 41, a second filter element 6 is sleeved outside the outer through pipe 42 below the lower partition plate 4, and an air vent 411 is arranged in the lower partition plate 41, the upper opening of the vent hole 411 is correspondingly positioned at the outer side of the first filter element 5, the lower opening of the vent hole 411 is correspondingly positioned at the outer through pipe 42, an air inlet channel 11 and an air exhaust channel 12 are arranged in the base 1, the air inlet channel 11 is in butt joint with the bottom of the inner through pipe 32, and the air exhaust channel 12 is positioned at the outer side of the second filter element 6.
Preferably, a first limit ring 412 is arranged above the lower partition plate 41, and the bottom of the first filter element 5 is inserted into the first limit ring 412.
The optimization is that, base 1 top is equipped with second spacing ring 13, and second filter core 6 bottom inserts in the second spacing ring 13.
The bottom of the inner through pipe 32 is connected with the base 1 through threads.
Preferably, the cover 2 is connected with the base 1 through threads.
The specific structure of this embodiment will be explained:
referring to the attached figure 1 of the specification, the gas double-layer filter comprises a base 1, a cover body 2, an upper partition plate frame 3 and a lower partition plate frame 4, wherein the cover body 2 is arranged above the base 1. An upper partition plate frame 3 and a lower partition plate frame 4 are arranged inside the cover body 2, the upper partition plate frame 3 comprises an upper partition plate 31 and an inner through pipe 32, and the upper partition plate 31 is arranged at the top of the inner through pipe 32. The lower clapboard frame 4 comprises a lower clapboard 41 and an outer through pipe 42, the lower clapboard 41 is arranged at the top of the outer through pipe 42, and the diameters of the upper clapboard 31 and the lower clapboard 41 are consistent with the inner cross section of the cover body 2. Outer siphunculus 42 cover is outside at interior siphunculus 32, and lower baffle 41 passes through threaded connection with interior siphunculus 32, goes up baffle frame 3, lower baffle frame 4 fixed connection together to baffle 41 is dismantled down with both dismantlements of upper baffle frame 3, lower baffle frame 4 to the accessible. The inner tube 32 between the upper partition plate 31 and the lower partition plate 41 has a first air hole 321 on the tube wall, and the outer tube 42 below the lower partition plate 41 has a second air hole 421 on the tube wall. The outer part of the inner through pipe 32 above the lower clapboard 41 is sleeved with a first filter element 5, and the outer part of the outer through pipe 42 below the lower clapboard 4 is sleeved with a second filter element 6. A vent hole 411 is arranged in the lower partition plate 41, the upper opening of the vent hole 411 is correspondingly positioned at the outer side of the first filter element 5, and the lower opening of the vent hole 411 is correspondingly positioned at the outer through pipe 42. An air inlet channel 11 and an air outlet channel 12 are arranged in the base 1, the air inlet channel 11 is in butt joint with the bottom of the inner through pipe 32, and the air outlet channel 12 is positioned on the outer side of the second filter element 6. Gas is filtered for the first time through the first filter element from the first air hole on the upper portion of the inner through pipe of the gas inlet channel 11, the first filtered gas enters the cavity between the outer through pipe and the inner through pipe through the air hole channel in the cavity between the first filter element and the cover body, then the first filtered gas enters the cavity between the second filter element and the cover body through the second filter element, and the double-filtered gas is discharged from the exhaust channel 12. The utility model discloses can realize dual filtration in a filter, gas filtration effect is good, and equipment structure optimization nature is good.
Preferably, a first limit ring 412 is arranged above the lower partition plate 41, and the bottom of the first filter element 5 is inserted into the first limit ring 412. The first limiting ring 412 has a limiting and supporting function on the first filter element 5.
The optimization is that, base 1 top is equipped with second spacing ring 12, and second filter core 6 bottom inserts in the second spacing ring 11. The second limiting ring 11 has the limiting and supporting functions on the second filter element 6.
The bottom of the inner through pipe 32 is connected with the base 1 through threads, so that the inner through pipe 32 is convenient to disassemble and assemble.
The cover body 2 is connected with the base 1 through threads, so that the cover body 2 is convenient to disassemble and assemble.
For the filter assembly process described in this embodiment:
the first filter element 5 is sleeved on the upper part of the inner through pipe 32 of the upper partition plate frame 3, the lower partition plate frame 4 is fixed on the upper partition plate frame 3, and the lower partition plate 41 is fixed with the inner through pipe 32 through threaded connection. The second filter element 6 is sleeved outside the outer through pipe 42. The upper and lower shelf members 3, 4 are mounted to the base 1 to which the cover is secured. Filter convenient to detach, renew cartridge.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred embodiments of the present invention, and the present invention is not limited by the above preferred embodiments, and various changes and modifications can be made without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the present invention as claimed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The double-layer gas filter is characterized by comprising a base, a cover body, an upper partition plate frame and a lower partition plate frame, wherein the cover body is arranged above the base, the upper partition plate frame and the lower partition plate frame are arranged in the cover body, the upper partition plate frame comprises an upper partition plate and an inner through pipe, the upper partition plate is arranged at the top of the inner through pipe, the lower partition plate is arranged at the top of the outer through pipe, the outer through pipe is sleeved outside the inner through pipe, the lower partition plate is connected with the inner through pipe through threads, a first air hole is formed in the pipe wall of the inner through pipe between the upper partition plate and the lower partition plate, a second air hole is formed in the pipe wall of the outer through pipe below the lower partition plate, a first filter element is sleeved outside the inner through pipe above the lower partition plate, a second filter element is sleeved outside the outer through pipe below the lower partition plate, a ventilation hole is formed in the lower partition plate, an upper opening of the ventilation hole is correspondingly positioned outside the first filter element, a lower opening of the ventilation hole is correspondingly positioned in the outer through pipe, be equipped with inlet channel and exhaust passage on the base, inlet channel docks with interior siphunculus bottom, and exhaust passage is located the second filter core outside.
2. The gas double-layer filter according to claim 1, wherein a first limiting ring is arranged above the lower partition plate, and the bottom of the first filter element is inserted into the first limiting ring.
3. The gas double-layer filter according to claim 1, wherein a second limiting ring is arranged above the base, and the bottom of the second filter element is inserted into the second limiting ring.
4. The gas double-layer filter of claim 1, wherein the bottom of the inner through pipe is connected with the base through threads.
5. The gas double filter of claim 1, wherein the housing is threadably connected to the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022936009.7U CN214486063U (en) | 2020-12-10 | 2020-12-10 | Gas double-layer filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022936009.7U CN214486063U (en) | 2020-12-10 | 2020-12-10 | Gas double-layer filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214486063U true CN214486063U (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022936009.7U Active CN214486063U (en) | 2020-12-10 | 2020-12-10 | Gas double-layer filter |
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| CN (1) | CN214486063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115445351A (en) * | 2022-08-11 | 2022-12-09 | 鹰潭市远大气体有限公司 | Air filter quick replacement structure of oxygen production equipment and use method thereof |
-
2020
- 2020-12-10 CN CN202022936009.7U patent/CN214486063U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115445351A (en) * | 2022-08-11 | 2022-12-09 | 鹰潭市远大气体有限公司 | Air filter quick replacement structure of oxygen production equipment and use method thereof |
| CN115445351B (en) * | 2022-08-11 | 2024-05-28 | 鹰潭市远大气体有限公司 | Air filter quick replacement structure of oxygen generating equipment and use method thereof |
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