CN110054157A - A kind of Portable molecular sieve oxygenerator - Google Patents
A kind of Portable molecular sieve oxygenerator Download PDFInfo
- Publication number
- CN110054157A CN110054157A CN201910391375.8A CN201910391375A CN110054157A CN 110054157 A CN110054157 A CN 110054157A CN 201910391375 A CN201910391375 A CN 201910391375A CN 110054157 A CN110054157 A CN 110054157A
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- Prior art keywords
- oxygenerator
- wall
- molecular sieve
- framework
- shell
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/047—Pressure swing adsorption
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/02—Preparation of oxygen
- C01B13/0229—Purification or separation processes
- C01B13/0248—Physical processing only
- C01B13/0259—Physical processing only by adsorption on solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/116—Molecular sieves other than zeolites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/12—Oxygen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/10—Single element gases other than halogens
- B01D2257/102—Nitrogen
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Separation Of Gases By Adsorption (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The invention discloses a kind of Portable molecular sieve oxygenerators, including oxygenerator shell, framework is installed on the left of the oxygenerator shell, minitype speed reducing motor has been bolted on the left of the rear end of the framework, the output end of the minitype speed reducing motor is provided with reciprocating mechanism through framework, denitrogen mouth is bolted on the left of the bottom end of the oxygenerator shell, the center of the oxygenerator shell is equipped with molecular sieve, the inner wall top of the oxygenerator shell is equipped with the first check valve, and the inner wall bottom end of the oxygenerator shell is equipped with second one-way valve.The Portable molecular sieve oxygenerator, make coming into full contact with for air and molecular sieve by the increase of pressure in the structures realization device such as oxygenerator shell, second one-way valve, air inlet, oxygen outlet, increase reaction rate, the flow velocity of oxygen is adjusted by, structures such as knob, pull rod, pull handle, it can be according to the difference for using crowd, the oxygen flow velocity of oxygen is adjusted, beneficial effect is obvious, strong applicability.
Description
Technical field
The present invention relates to oxygenerator technical field, specially a kind of Portable molecular sieve oxygenerator.
Background technique
Oxygenerator is a kind of machine of oxygen producing, different according to the principle of oxygen processed, and the handling characteristics of each oxygenerator are also
Difference, the oxygen principle processed of oxygenerator include molecular sieve principle, Polymeric Oxygen Enrichment Membranes principle, electrolysis water principle and chemical reaction oxygen
Principle, molecular-sieve type oxygen generator refer to that based on pressure swing adsorption, the equipment that oxygen is extracted from air utilizes molecule
Sieve physical absorption and desorption technique load molecular sieve in oxygenerator, the nitrogen in pressurization in absorption air, then not by residue
Absorbed oxygen is collected, and can be obtained high-purity oxygen after purified processing, in the molecular sieve tower of oxygenerator, is led to
Often porous homogenizing plate can be set in molecular sieve bottom, so that molecule can be flowed uniformly through into the air in molecular sieve tower
Sieve, improves the service efficiency of molecular sieve, still, when the existing oxygenerator oxygen in market there are in process of oxygen therapy according to user
The difference of group, the demand to oxygen is also different, and existing oxygenerator is not easy to adjust out oxygen flow velocity, and the prior art when in use
In do not have gap pressurizing device, air cannot be made to come into full contact with molecular sieve, reduce working efficiency, it is qualified to affect product
Rate, increases the working time, and beneficial effect is unobvious.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of Portable molecular sieve oxygenerator
Problem.
To achieve the above object, the invention provides the following technical scheme: a kind of Portable molecular sieve oxygenerator, including oxygen processed
Casing is equipped with framework on the left of the oxygenerator shell, has been bolted minitype speed reducing motor on the left of the rear end of the framework, institute
The output end for stating minitype speed reducing motor is provided with reciprocating mechanism through framework, is bolted on the left of the bottom end of the oxygenerator shell
Denitrogen mouth, the center of the oxygenerator shell are equipped with molecular sieve, and it is single that the inner wall top of the oxygenerator shell is equipped with first
To valve, the inner wall bottom end of the oxygenerator shell is equipped with second one-way valve, is bolted with air inlet on the right side of the bottom end of the oxygenerator shell
Mouthful, the right end of the oxygenerator shell is bolted with oxygen outlet, is provided with flow rate adjustment device on the right side of the inner cavity of the oxygenerator shell, institute
The top for stating oxygenerator shell is equipped with knob；
The reciprocating mechanism includes bull stick, swing rod, sliding block, push rod, framework and first piston；
The output end of the minitype speed reducing motor is welded with one end of bull stick through framework, and the other end of the bull stick passes through pin shaft
It is rotatably connected to one end of swing rod, the other end of the swing rod is rotatably connected to sliding block by pin shaft, in the right side of the sliding block
Heart position is welded with push rod, and first piston, outer wall and the oxygenerator shell of the first piston are welded on the right side of the push rod
Inner wall is halved together；
The flow rate adjustment device include second piston, pull rod, the first spring, groove, block, second spring, cross bar, pull rod and
Pull handle；
The outer right wall of the oxygenerator shell is plugged with pull rod, and the bottom end of the pull rod is equipped with second piston, the pull rod
Outer wall is socketed with the first spring, and the top of first spring and the inner wall top of oxygen casing are welded, the top peace of the pull rod
Equipped with pull rod, open up fluted on the left of the outer wall of the pull rod, the inner cavity of the groove is plugged with block, the left side of the block
It is welded with cross bar, the left side of the cross bar is equipped with pull handle through cabinet, and the outer wall of the cross bar is socketed with second spring, described
The left side of second spring and the outer wall of oxygenerator shell mutually weld.
Preferably, the framework is rectangular box.
Preferably, the first slideway is offered on the inside of the framework.
Preferably, the outer wall of the first piston is socketed with sealing shroud.
Preferably, outer wall offers the second slideway on the left of the inner cavity of the oxygen casing.
Preferably, the groove is triangular groove, and its quantity is three.
Preferably, the shape of the block is triangle.
Preferably, the outer wall of the pull handle is socketed rubber sleeve.
Compared with prior art, the beneficial effects of the present invention are: the Portable molecular sieve oxygenerator, by oxygenerator shell,
Minitype speed reducing motor, bull stick, swing rod, sliding block, push rod, framework, first piston, denitrogen mouth, molecular sieve, the first check valve, second
Pressure increase in the structures realization device such as check valve, air inlet, oxygen outlet makes coming into full contact with for air and molecular sieve, increases anti-
Rate is answered, is tied by second piston, pull rod, the first spring, groove, block, second spring, cross bar, knob, pull rod, pull handle etc.
Structure adjusts the flow velocity of oxygen, the oxygen flow velocity of oxygen can be adjusted according to the difference for using crowd, and beneficial effect is obvious, fits
It is strong with property.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structural schematic diagram of the invention；
Fig. 3 is structural schematic diagram of the invention.
In figure: 1, oxygenerator shell, 2, minitype speed reducing motor, 3, bull stick, 4, swing rod, 5, sliding block, 6, push rod, 7, framework, 8,
First piston, 9, denitrogen mouth, 10, molecular sieve, the 11, first check valve, 12, second one-way valve, 13, air inlet, 14, oxygen outlet,
15, second piston, 16, pull rod, the 17, first spring, 18, groove, 19, block, 20, second spring, 21, cross bar, 22, knob,
23, pulling block, 24, pull handle.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of Portable molecular sieve oxygenerator, including oxygenerator
Shell 1, the left side of oxygenerator shell 1 are equipped with framework 7, and framework 7 is used to support minitype speed reducing motor 2, bolt on the left of the rear end of framework 7
It is connected with minitype speed reducing motor 2, the output end of minitype speed reducing motor 2 is provided with reciprocating mechanism, oxygenerator shell through framework 7
Denitrogen mouth 9 is bolted on the left of 1 bottom end, denitrogen mouth 9 is used for the discharge of nitrogen, and the center of oxygenerator shell 1 is equipped with molecule
Sieve 10, for molecular sieve 10 for absorbing nitrogen, the inner wall top of oxygenerator shell 1 is equipped with the first check valve 11, oxygenerator shell 1 it is interior
Wall bottom end is equipped with second one-way valve 12, air inlet 13 is bolted on the right side of the bottom end of oxygenerator shell 1, air inlet 13 is for outside inspiration
Boundary's air, the right end of oxygenerator shell 1 are bolted with oxygen outlet 14, and oxygen outlet 14 is used for the discharge of oxygen, and the inner cavity of oxygenerator shell 1 is right
Side is provided with flow rate adjustment device, and the top of oxygenerator shell 1 is equipped with knob 22, and knob 22 is for being convenient for carrying the device；
Reciprocating mechanism includes bull stick 3, swing rod 4, sliding block 5, push rod 6, framework 7 and first piston 8；
The output end of minitype speed reducing motor 2 is welded with one end of bull stick 3 through framework 7, and bull stick 3 is for transmitting minitype speed reducing motor
2 movement, the other end of bull stick 3 are rotatably connected to one end of swing rod 4 by pin shaft, and bull stick 3 drives swing rod 4 to swing, swing rod 4
The other end is rotatably connected to sliding block 5 by pin shaft, and the inner wall that swing rod 4 swings with movable slider 5 in framework 7 horizontally slips, sliding block 5
Right center position is welded with push rod 6, and the right side of push rod 6 is welded with first piston 8, and push rod 6 drives first piston 8 or so reciprocal
Movement, the inner wall of the outer wall and oxygenerator shell 1 of first piston 8 are halved together；
Flow rate adjustment device includes second piston 15, pull rod 16, the first spring 17, groove 18, block 19, second spring 20, cross
Bar 21, pull rod 23 and pull handle 24；
The outer right wall of oxygenerator shell 1 is plugged with pull rod 16, and the bottom end of pull rod 16 is equipped with second piston 15, and pull rod 16 is for drawing
Dynamic second piston 15 moves, and the outer wall of pull rod 16 is socketed with the first spring 17, and the coefficient of elasticity of the first spring 17 is 14N/CM, the
The top of one spring 17 and the inner wall top of oxygen casing 1 are welded, and the top of pull rod 16 is equipped with pulling block 23, and the outer wall of pull rod 16 is left
Side opens up fluted 18, and the inner cavity of groove 18 is plugged with block 19, and the left side of block 19 is welded with cross bar 21, and cross bar 21 is used for will
Block 19 pulls out groove 18, and the left side of cross bar 21 is equipped with pull handle 24 through cabinet 1, and pull handle 24 pulls cross bar 21 for facilitating,
The outer wall of cross bar 21 is socketed with second spring 20, and the coefficient of elasticity of second spring 20 is 10N/CM, the left side of second spring 20 with
The outer wall of oxygenerator shell 1 mutually welds.
Under be classified as each electrical part model and effect of this case:
Minitype speed reducing motor 2: the servo motor of model MR-J2S-10A is controlled by peripheral operation system.
Preferably, further, framework 7 is rectangular box, 7 pairs of framework internal structure for support effects.
Preferably, further, the inside of framework 7 offers the first slideway, and the first slideway facilitates sliding block 5 to exist
The sliding of its inner cavity.
Preferably, further, the outer wall of first piston 8 is socketed with sealing shroud, and sealing shroud has been used to seal
Effect.
Preferably, further, outer wall offers the second slideway, the second slideway on the left of the inner cavity of oxygen casing 1
First piston 8 is facilitated to horizontally slip in its inner cavity.
Preferably, further, groove 18 is triangular groove, and its quantity is three, and groove 18 is used for
Cooperate with block 19.
Preferably, further, the shape of block 19 is triangle, and block 19 passes through groove 18 for pull rod 16
It blocks.
Preferably, further, the outer wall of pull handle 24 is socketed rubber sleeve, and rubber sleeve plays anti-slip effect.
Its detailed connection means is techniques well known, following mainly to introduce working principle and process, specific works
It is as follows.
In use, device is connected with external power supply first, minitype speed reducing motor 2 is rotated clockwise at this time, decelerating motor 2
Bull stick 3 is driven to rotate clockwise, bull stick 3 drives swing rod 4 to swing, and swing rod 4 swings sliding in inner wall of framework 7 or so with movable slider 5
Dynamic, sliding block 5 horizontally slips in the inner wall of framework 7 and drives 6 bilateral reciprocation of push rod, and push rod 6 drives first piston 8 or so reciprocal
Movement forms negative pressure when first piston 8 moves downward in oxygenerator shell 1, outside air is single by air inlet 13 and second
The sky inside oxygenerator shell 1 is compressed when first piston 8 moves right to the inner cavity of the cooperation sucking oxygenerator shell 1 of valve 12
Gas comes into full contact with air with molecular sieve 10, at the same pressure increase in the state of molecular sieve 10 adsorb air in nitrogen and
Other substances form high-concentration oxygen, and high-concentration oxygen is discharged after passing through the first check valve 11 through oxygen outlet 14, first piston 8
When moving downward again, the second individual event valve 12 is opened, and 1 internal pressure of oxygenerator shell reduces, the nitrogen that is adsorbed and other substances from point
Releases, and is discharged by denitrogen mouth 9 in son sieve 10, when needing that oxygen gas flow rate is adjusted, pull to the left pull handle 24 this
When pull handle 24 pull cross bar 21 move downward, cross bar 21 drive block 19 move downward, block 19 move downward be detached from pull rod 16
Groove 18, second spring 20 compressed, and pulls up pull rod 16 at this time, so that block 19 is entered following groove 18, at this time the
Two springs 20 reset, and block 19, which is moved right, is pushed into groove 18 for block 19, when there is the oxygen of equivalent to enter oxygen outlet 14,
Since the volume of 14 inner chamber body of oxygen outlet becomes larger, the pressure of oxygen becomes smaller, and the flow velocity of oxygen decreases, and realizes oxygen gas flow rate
It adjusts, this design structure is simple, and beneficial effect is obvious, strong applicability.
In the description of the present invention, it is to be understood that, term " coaxial ", " bottom ", " one end ", " top ", " middle part ",
The orientation or positional relationship of the instructions such as " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation；Simultaneously unless otherwise clear
Regulation and restriction, the terms such as term " clamping ", " axis connects ", " grafting ", " welding ", " being equipped with ", " being provided with " should do broad sense
Understand, for example, it may be being fixedly connected, may be a detachable connection, or is integral；It can be mechanical connection, be also possible to
Electrical connection；It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary
The interaction relationship of a element unless otherwise restricted clearly for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of Portable molecular sieve oxygenerator, including oxygenerator shell (1), it is characterised in that: the left side of the oxygenerator shell (1)
It is equipped with framework (7), has been bolted minitype speed reducing motor (2), the minitype speed reducing motor on the left of the rear end of the framework (7)
(2) output end is provided with reciprocating mechanism through framework (7), is bolted with denitrogen on the left of the bottom end of the oxygenerator shell (1)
Mouth (9), the center of the oxygenerator shell (1) are equipped with molecular sieve (10), the inner wall top installation of the oxygenerator shell (1)
Have the first check valve (11), the inner wall bottom end of the oxygenerator shell (1) is equipped with second one-way valve (12), the oxygenerator shell
(1) it is bolted with air inlet (13) on the right side of bottom end, the right end of the oxygenerator shell (1) is bolted with oxygen outlet (14), the oxygen processed
It is provided with flow rate adjustment device on the right side of the inner cavity of casing (1), the top of the oxygenerator shell (1) is equipped with knob (22)；
The reciprocating mechanism includes bull stick (3), swing rod (4), sliding block (5), push rod (6), framework (7) and first piston (8)；
The output end of the minitype speed reducing motor (2) is welded with one end of bull stick (3) through framework (7), the bull stick (3) it is another
One end is rotatably connected to one end of swing rod (4) by pin shaft, and the other end of the swing rod (4) is rotatably connected to sliding block by pin shaft
(5), the right center position of the sliding block (5) is welded with push rod (6), is welded with first piston on the right side of the push rod (6)
(8), the inner wall of the outer wall and oxygenerator shell (1) of the first piston (8) is halved together；
The flow rate adjustment device include second piston (15), pull rod (16), the first spring (17), groove (18), block (19),
Second spring (20), cross bar (21), pulling block (23) and pull handle (24)；
The outer right wall of the oxygenerator shell (1) is plugged with pull rod (16), and the bottom end of the pull rod (16) is equipped with second piston
(15), the outer wall of the pull rod (16) is socketed with the first spring (17), top and oxygen casing (1) of first spring (17)
The welding of inner wall top, the top of the pull rod (16) are equipped with pulling block (23), are offered on the left of the outer wall of the pull rod (16) recessed
The inner cavity of slot (18), the groove (18) is plugged with block (19), is welded with cross bar (21) on the left of the block (19), described
The left side of cross bar (21) is equipped with pull handle (24) through cabinet (1), and the outer wall of the cross bar (21) is socketed with second spring (20),
The left side of the second spring (20) and the outer wall of oxygenerator shell (1) mutually weld.
2. a kind of Portable molecular sieve oxygenerator according to claim 1, it is characterised in that: the framework (7) is rectangle
Framework.
3. a kind of Portable molecular sieve oxygenerator according to claim 1, it is characterised in that: the inside of the framework (7)
Offer the first slideway.
4. a kind of Portable molecular sieve oxygenerator according to claim 1, it is characterised in that: the first piston (8)
Outer wall is socketed with sealing shroud.
5. a kind of Portable molecular sieve oxygenerator according to claim 1, it is characterised in that: the oxygen casing (1) it is interior
Outer wall offers the second slideway on the left of chamber.
6. a kind of Portable molecular sieve oxygenerator according to claim 1, it is characterised in that: the groove (18) is triangle
Connected in star, and its quantity is three.
7. a kind of Portable molecular sieve oxygenerator according to claim 1, it is characterised in that: the shape of the block (19)
For triangle.
8. a kind of Portable molecular sieve oxygenerator according to claim 1, it is characterised in that: the outer wall of the pull handle (24)
It is socketed rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910391375.8A CN110054157A (en) | 2019-05-12 | 2019-05-12 | A kind of Portable molecular sieve oxygenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910391375.8A CN110054157A (en) | 2019-05-12 | 2019-05-12 | A kind of Portable molecular sieve oxygenerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110054157A true CN110054157A (en) | 2019-07-26 |
Family
ID=67323008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910391375.8A Pending CN110054157A (en) | 2019-05-12 | 2019-05-12 | A kind of Portable molecular sieve oxygenerator |
Country Status (1)
| Country | Link |
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| CN (1) | CN110054157A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099186A (en) * | 2020-01-15 | 2020-05-05 | 广州市婵昕生物科技有限责任公司 | A storage device that is used for milk product to have a stirring function that reliability is high |
| CN113321189A (en) * | 2021-05-27 | 2021-08-31 | 杭州知橙生物科技有限公司 | Noiseless negative pressure circulation oxygenerator |
| CN113493189A (en) * | 2020-04-05 | 2021-10-12 | 左点实业（湖北）有限公司 | Novel oxygenerator pull rod |
| CN113509817A (en) * | 2021-05-25 | 2021-10-19 | 江阴洋田气体设备有限公司 | Pressure swing adsorption nitrogen making process and nitrogen making machine |
| CN116571077A (en) * | 2023-04-28 | 2023-08-11 | 科创扬州环境工程科技股份有限公司 | Biological deodorization device |
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| US20080315441A1 (en) * | 2007-06-19 | 2008-12-25 | Oxus Co., Ltd. (Status: Corporation) | Oxygen Generator |
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| CN106224569A (en) * | 2016-08-29 | 2016-12-14 | 约翰斯顿流体科技（无锡）有限公司 | A kind of valve easy to use |
| CN106289869A (en) * | 2016-09-09 | 2017-01-04 | 西北工业大学 | A kind of condensed-phase combustion product collection device utilizing spring force to control constant voltage |
| CN107298432A (en) * | 2017-03-05 | 2017-10-27 | 洲利实业（上海）有限公司 | Piston type molecular sieve oxygen generating system |
| CN207300345U (en) * | 2017-04-19 | 2018-05-01 | 江苏润仪仪表有限公司 | A kind of flow instrument of flow speed stability |
| CN108439344A (en) * | 2018-05-31 | 2018-08-24 | 胡雯 | A kind of medical oxygen therapy oxygenerator |
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| US20080315441A1 (en) * | 2007-06-19 | 2008-12-25 | Oxus Co., Ltd. (Status: Corporation) | Oxygen Generator |
| KR20100088963A (en) * | 2009-02-02 | 2010-08-11 | 이종범 | Oxygen generating device |
| CN106224569A (en) * | 2016-08-29 | 2016-12-14 | 约翰斯顿流体科技（无锡）有限公司 | A kind of valve easy to use |
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| CN107298432A (en) * | 2017-03-05 | 2017-10-27 | 洲利实业（上海）有限公司 | Piston type molecular sieve oxygen generating system |
| CN207300345U (en) * | 2017-04-19 | 2018-05-01 | 江苏润仪仪表有限公司 | A kind of flow instrument of flow speed stability |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099186A (en) * | 2020-01-15 | 2020-05-05 | 广州市婵昕生物科技有限责任公司 | A storage device that is used for milk product to have a stirring function that reliability is high |
| CN113493189A (en) * | 2020-04-05 | 2021-10-12 | 左点实业（湖北）有限公司 | Novel oxygenerator pull rod |
| CN113509817A (en) * | 2021-05-25 | 2021-10-19 | 江阴洋田气体设备有限公司 | Pressure swing adsorption nitrogen making process and nitrogen making machine |
| CN113321189A (en) * | 2021-05-27 | 2021-08-31 | 杭州知橙生物科技有限公司 | Noiseless negative pressure circulation oxygenerator |
| CN113321189B (en) * | 2021-05-27 | 2022-04-29 | 永康市优哈电器有限公司 | Noiseless negative pressure circulation oxygenerator |
| CN116571077A (en) * | 2023-04-28 | 2023-08-11 | 科创扬州环境工程科技股份有限公司 | Biological deodorization device |
| CN116571077B (en) * | 2023-04-28 | 2024-01-05 | 科创扬州环境工程科技股份有限公司 | Biological deodorization device |
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