CN216320762U - Air filtering mechanism for oxygenerator - Google Patents
Air filtering mechanism for oxygenerator Download PDFInfo
- Publication number
- CN216320762U CN216320762U CN202123051202.3U CN202123051202U CN216320762U CN 216320762 U CN216320762 U CN 216320762U CN 202123051202 U CN202123051202 U CN 202123051202U CN 216320762 U CN216320762 U CN 216320762U
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- China
- Prior art keywords
- cylinder
- air
- air inlet
- side wall
- baffle ring
- Prior art date
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- 238000001914 filtration Methods 0.000 title abstract description 8
- 230000001681 protective effect Effects 0.000 claims abstract description 11
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 28
- 239000001301 oxygen Substances 0.000 claims description 28
- 229910052760 oxygen Inorganic materials 0.000 claims description 28
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 6
- 230000001055 chewing effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to an air filtering mechanism for an oxygenerator, which comprises a funnel-shaped air inlet cylinder, wherein a baffle ring is arranged in the air inlet cylinder, a screwed pipe is arranged in the air inlet cylinder at the upstream of the baffle ring, a screw rod which penetrates through the baffle ring and is in screwed connection with a nut is arranged at one end of the screwed pipe, a cylinder which is matched with the baffle ring is also arranged in the air inlet cylinder at the upstream of the baffle ring, a necking part which is inserted into an opening of the screwed pipe and is matched with the opening is arranged at one end of the cylinder, the necking part is in threaded connection with the inner side wall of the screwed pipe, two groups of filter screens are arranged in the cylinder, a grid is arranged between the two groups of filter screens, an air filter is fixed on the grid, the middle parts of the filter screens are arched outwards, an inlet and an outlet are formed in the arched parts, and a protective net which seals the corresponding inlet and outlet is also hinged on the arched parts. The invention has simple structure and convenient use.
Description
Technical Field
The invention relates to the technical field of oxygen generators, in particular to an air filtering mechanism for an oxygen generator.
Background
The oxygen generator is a machine for preparing oxygen and is divided into a plurality of types, such as an industrial oxygen generator, a household oxygen generator, a medical oxygen generator and the like; the principle of the industrial oxygen generator is to utilize an air separation technology, firstly, air is compressed in high density, then gas and liquid separation is carried out at a certain temperature by utilizing the difference of condensation points of all components in the air, and then the air is further rectified to obtain the oxygen generator; the principle of the household oxygen generator is the same as that of the medical oxygen generator, the molecular sieve physical adsorption and desorption technology is utilized, the molecular sieve is filled in the oxygen generator, nitrogen in the air can be adsorbed when the oxygen is pressurized, and the residual unabsorbed oxygen is collected and purified to form high-purity oxygen; no matter which kind of oxygenerator, in order to improve the system oxygen quality, all need filter the air that uses earlier.
An air filtering structure for an oxygen generator, such as that disclosed in CN214715157U, can effectively filter impurities in air, but has the following disadvantages, such as: 1. when the air filter needs to be cleaned in a small area, the second cylinder body needs to be taken down from the first cylinder body, and then the air filter can be cleaned after being taken out from the second cylinder body, so that the cleaning work is troublesome; 2. because first barrel is bulky, and weight is heavy, lead to setting up the screw thread on its inner wall comparatively difficult, can lead to the fact the damage to the screw thread on its inner wall unavoidably when using simultaneously, this just needs to change it, but because characteristics such as first barrel weight, bulky lead to that it carries out the replacement cost higher, be unfavorable for enterprise's production and use, the spiro union of large tracts of land between first barrel and the second barrel leads to its installation to dismantle all comparatively difficult simultaneously.
Disclosure of Invention
The invention aims to provide an air filtering mechanism for an oxygenerator.
The technical problem of the invention is mainly solved by the following technical scheme:
the utility model provides an air filter mechanism for oxygenerator, is including being the air inlet section of thick bamboo that leaks hopper-shaped, and wherein the portion of chewing of air inlet section of thick bamboo passes through ventilation pipe and oxygenerator air intake connection:
a baffle ring is arranged in the air inlet cylinder, a screw pipe is arranged in the air inlet cylinder at the upstream of the baffle ring, and a screw rod which penetrates through the baffle ring and is screwed with a nut is arranged at one end of the screw pipe;
still be provided with rather than the drum of looks adaptation in the air inlet section of thick bamboo of fender ring upper reaches department, wherein drum one end is provided with the throat portion rather than the looks adaptation in inserting the solenoid opening, and threaded connection between throat portion and the solenoid inside wall, be provided with two sets of filter screens in the drum, wherein be provided with the grid between two sets of filter screens, and be fixed with air cleaner on the grid, department all outwards arches in the middle of the filter screen has hunch-up portion, wherein has seted up in the hunch-up portion and has imported and exported, and still articulated in the hunch-up portion to have to correspond the sealed protection network of importing and exporting.
Preferably, one end of the cylinder is outwards turned with a folded edge which is tightly attached to the top end of the side wall of the air inlet cylinder, a sealing gasket is arranged between one end of the air inlet cylinder and the folded edge, and the sealing gasket is fixedly bonded on one end face of the side wall of the air inlet cylinder.
Preferably, a plurality of groups of elongated grooves are axially arranged on the outer side wall of the cylinder at the upstream of the necking part.
Preferably, the inner diameter of the cylinder is equal to that of the necking part, one end of the necking part is tightly attached to one end face of the baffle ring, and the inner diameter of the necking part is smaller than that of the baffle ring.
Preferably, a plurality of groups of handles are arranged on the inner side wall of the inlet end of the cylinder, wherein the inner diameter of a circle formed between the plurality of groups of handles is larger than the diameter of the arch part.
Preferably, a through hole for the screw to pass through is formed in the baffle ring, wherein the screw and the screw tube are integrally arranged, and the outer side wall of the screw tube is of a smooth structure.
Preferably, the filter screen close to the upstream of the cylinder and the grating are fixedly arranged on the inner side wall of the cylinder, the air filter is arranged in the cylinder at the downstream of the grating, the other group of filter screens are outwards folded to form bent parts, and the bent parts are provided with bolts for locking and fixing the filter screens on the inner side wall of the cylinder.
Preferably, the top end of the protective net is hinged and fixed with the side wall of the arch part through a hinge, and the bottom end of the protective net is movably connected with the arch part through a lock catch.
The invention has the beneficial effects that: according to the invention, the air filter can be cleaned through the protective net only by opening the inlet and outlet, the air filter does not need to be taken out of the cylinder, the cleaning difficulty is further reduced, meanwhile, the cylinder is movably fixed in the air inlet pipe only through the mode that the necking part with the shorter length is in threaded connection with the spiral pipe, the cylinder and the air inlet pipe are convenient to install and detach, the spiral pipe can be taken out of the air inlet pipe for replacement only by screwing off the nut after the thread in the spiral pipe is damaged, and the processing and manufacturing cost of the spiral pipe is undoubtedly reduced compared with the conventional replacement of the air inlet pipe due to the small size and light weight of the spiral pipe, so that the purpose of saving the use cost can be indirectly realized.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partially enlarged view of the present invention.
In the figure: 1. the air filter comprises an air inlet barrel, 2, a ventilation pipe, 3, a baffle ring, 4, a spiral pipe, 5, a screw rod, 6, a nut, 7, a barrel, 8, a necking part, 9, a filter screen, 10, a grid, 11, an air filter, 12, an arching part, 13, an inlet and an outlet, 14, a protective screen, 15, a folding edge, 16, a groove, 17, a handle, 18, a bending part, 19 and a bolt.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings 1-2.
The utility model provides an air filter mechanism for oxygenerator, is including being the air inlet section of thick bamboo 1 that leaks hopper-shaped, and wherein the portion of chewing of air inlet section of thick bamboo 1 passes through ventilation pipe 2 and oxygenerator air intake connection:
be provided with in the air-supply line 1 and keep off ring 3, wherein keep off and be provided with screwed pipe 4 in the air-supply line 1 of 3 upper reaches departments of ring, and screwed pipe 4 one end is provided with and runs through and keeps off ring 3 and the spiro union has screw rod 5 of nut 6, keep off and offer the through-hole that is used for screw rod 5 to pass on the ring 3, wherein integrative setting between screw rod 5 and the screwed pipe 4, and the screwed pipe 4 lateral wall is smooth structure.
Keep off and still be provided with the drum 7 rather than the looks adaptation in the air inlet section of thick bamboo 1 of 3 upper reaches departments of ring, wherein drum 7 one end is provided with insert in the opening of screwed pipe 4 rather than the throat portion 8 of looks adaptation, and threaded connection between throat portion 8 and the 4 inside walls of screwed pipe, be provided with two sets of filter screens 9 in the drum 7, wherein be provided with grid 10 between two sets of filter screens 9, and be fixed with air cleaner 11 on the grid 10, all outwards hunch up department 12 in the middle of the filter screen 9, wherein seted up exit 13 on the portion 12 of hunch up, and still articulated on the portion 12 of hunch up have corresponding import exit 13 sealed protection network 14, the 14 tops of protection network are passed through the hinge and are encircleed up 12 lateral walls and articulate fixedly, wherein 14 bottoms of protection network pass through hasp and the swing joint of portion 12 of hunch up.
In this embodiment, the inner diameter of the cylinder 7 is equal to the inner diameter of the choke 8, and one end of the choke 8 is tightly attached to one end surface of the baffle ring 3, wherein the inner diameter of the choke 8 is smaller than the inner diameter of the baffle ring.
Wherein, a plurality of groups of handles 17 are arranged on the inner side wall of the inlet end of the cylinder 7, and the inner diameter of the circle formed between the groups of handles 17 is larger than the diameter of the arch part 12.
As shown in FIG. 1, the filter screens 9 close to the upstream of the cylinder 7 and the grilles 10 are fixedly arranged on the inner side wall of the cylinder 7, the air filter 11 is arranged in the cylinder 7 at the downstream of the grilles 10, wherein, the other group of filter screens 9 are outwards folded and folded to form bent parts 18, and the bent parts 18 are provided with bolts 19 which are locked and fixed on the inner side wall of the cylinder 7.
Then, in the installation process, the screw tube 4 is inserted into the air inlet barrel 1, so that the screw rod 5 on the screw tube 4 penetrates through the through hole on the retaining ring 3, the nut 6 is placed on the back surface of the retaining ring 3 through the inner diameter of the retaining ring 3 and is in threaded connection with the screw rod 5, the screw tube 4 is locked and fixed in the air inlet barrel 1 in a manner that the nut 6 is in threaded connection with the screw rod 5, then the barrel 7 is inserted into the air inlet barrel 1, and the necking part 8 is inserted into the screw tube 4 and rotates to achieve the purpose of threaded connection and fixation of the two.
In the process, the cylinder 7 is movably fixed in the air inlet pipe 1 only by the mode that the necking part 8 with shorter length is in threaded connection with the spiral pipe 4, so that the aim of convenient installation and disassembly is achieved, the spiral pipe 4 can be pulled out from the air inlet pipe 1 for replacement only by unscrewing the nut 6 even if the threads in the spiral pipe 4 are damaged, and the processing and manufacturing cost of the spiral pipe 4 is undoubtedly reduced compared with the conventional replacement of the air inlet pipe 1 due to the small size and light weight of the spiral pipe 4, so that the aim of saving the use cost can be indirectly achieved.
When the oxygen generator is started during use, the air inlet end of the oxygen generator absorbs air through the ventilation pipe 2, the air inlet pipe 1 and the cylinder 7, the absorbed air enters the air inlet pipe 1 after being absorbed with moisture and solid particles by the filter screen 9, the protective net 14 and the air filter 10, and then enters the oxygen generator through the ventilation pipe 2 from the air inlet end of the oxygen generator, the model specification of the air filter 11 needs to be determined according to the actual specification and the like of the device in the process, the specific model selection calculation method adopts the prior art in the field, and therefore detailed description is omitted.
When the air filter 11 needs to be cleaned in a small range, the left protective net 14 can be opened to open the inlet and outlet 13, so that people can clean the left end face of the air filter 11 in a small range through the inlet and outlet 13, and at the moment, due to the existence of the arch part 12, people can have a large-range operation space on the left side of the air filter 11, so that the filter screen 9 cannot obstruct people in cleaning the left end face of the air filter 11, and further people can clean the left end face of the air filter 11 in a small range without taking off the cylinder 7.
Similarly, when the right end face of the air filter 11 needs to be cleaned in a small range, the cylinder 7 is taken down from the air inlet pipe 1, the protective net 14 on the right side is opened to open the inlet and outlet 13, so that people can clean the right end face of the air filter 11 in a small range through the inlet and outlet 13 without taking the air filter 11 out of the cylinder 7, and the air filter 11 needs to be taken out of the cylinder 7 when being cleaned completely or replaced.
In the process, due to the existence of the arch part 12 of the filter screen 9 and the existence of the protective net 14 for sealing the inlet and the outlet 13, compared with the prior flat filter screen, the filter screen enlarges the filtering area of the gas, thereby improving the filtering effect.
One end of the cylinder 7 is outwards turned with a folded edge 15 which is tightly attached to the top end of the side wall of the air inlet cylinder 1, a sealing gasket is arranged between one end of the air inlet cylinder 1 and the folded edge 15, and the sealing gasket is fixedly bonded on one end face of the side wall of the air inlet cylinder 1.
A plurality of groups of strip-shaped grooves 16 are axially arranged on the outer side wall of the cylinder 7 at the upstream of the necking part 8, and the material usage amount of the cylinder 7 is reduced through the grooves 16, so that the production cost is reduced, and the weight of the cylinder is reduced, thereby facilitating the mounting and dismounting work of the cylinder.
The present invention has been described in detail, but the above description is only a preferred embodiment of the present invention, and is not to be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. The utility model provides an air filter mechanism for oxygenerator, is including being the air inlet section of thick bamboo that leaks hopper-shaped, and wherein the portion of chewing of air inlet section of thick bamboo passes through ventilation pipe and oxygenerator air intake connection, its characterized in that:
a baffle ring is arranged in the air inlet cylinder, a screw pipe is arranged in the air inlet cylinder at the upstream of the baffle ring, and a screw rod which penetrates through the baffle ring and is screwed with a nut is arranged at one end of the screw pipe;
still be provided with rather than the drum of looks adaptation in the air inlet section of thick bamboo of fender ring upper reaches department, wherein drum one end is provided with the throat portion rather than the looks adaptation in inserting the solenoid opening, and threaded connection between throat portion and the solenoid inside wall, be provided with two sets of filter screens in the drum, wherein be provided with the grid between two sets of filter screens, and be fixed with air cleaner on the grid, department all outwards arches in the middle of the filter screen has hunch-up portion, wherein has seted up in the hunch-up portion and has imported and exported, and still articulated in the hunch-up portion to have to correspond the sealed protection network of importing and exporting.
2. The air filter mechanism for an oxygen generator as set forth in claim 1, wherein: and one end of the cylinder is outwards folded with a folded edge tightly attached to the top end of the side wall of the air inlet cylinder, a sealing gasket is arranged between one end of the air inlet cylinder and the folded edge, and the sealing gasket is fixedly bonded on one end face of the side wall of the air inlet cylinder.
3. The air filter mechanism for an oxygen generator as set forth in claim 1, wherein: and a plurality of groups of strip-shaped grooves are axially arranged on the outer side wall of the cylinder at the upstream of the necking part.
4. The air filter mechanism for an oxygen generator as set forth in claim 1, wherein: the inner diameter of the cylinder is equal to that of the necking part, one end of the necking part is tightly attached to one end face of the baffle ring, and the inner diameter of the necking part is smaller than that of the baffle ring.
5. The air filter mechanism for an oxygen generator as set forth in claim 1, wherein: the inner side wall of the inlet end of the cylinder is provided with a plurality of groups of handles, wherein the inner diameter of a circle formed by the plurality of groups of handles is larger than the diameter of the arch part.
6. The air filter mechanism for an oxygen generator as set forth in claim 1, wherein: the baffle ring is provided with a through hole for the screw to pass through, wherein the screw and the screw tube are integrally arranged, and the outer side wall of the screw tube is of a smooth structure.
7. The air filter mechanism for an oxygen generator as set forth in claim 1, wherein: the filter screen close to the upstream of the cylinder and the grating are fixedly arranged on the inner side wall of the cylinder, the air filter is arranged in the cylinder at the downstream of the grating, a bent part is outwards folded on the other group of filter screens, and a bolt for locking and fixing the filter screens on the inner side wall of the cylinder is arranged on the bent part.
8. The air filter mechanism for an oxygen generator as set forth in claim 1, wherein: the top end of the protective net is hinged and fixed with the side wall of the arch part through a hinge, and the bottom end of the protective net is movably connected with the arch part through a lock catch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123051202.3U CN216320762U (en) | 2021-12-07 | 2021-12-07 | Air filtering mechanism for oxygenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123051202.3U CN216320762U (en) | 2021-12-07 | 2021-12-07 | Air filtering mechanism for oxygenerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216320762U true CN216320762U (en) | 2022-04-19 |
Family
ID=81162308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123051202.3U Expired - Fee Related CN216320762U (en) | 2021-12-07 | 2021-12-07 | Air filtering mechanism for oxygenerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216320762U (en) |
-
2021
- 2021-12-07 CN CN202123051202.3U patent/CN216320762U/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: 20220419 |
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| CF01 | Termination of patent right due to non-payment of annual fee |