CN112591715A - Oxygen generator with noise reduction hood - Google Patents
Oxygen generator with noise reduction hood Download PDFInfo
- Publication number
- CN112591715A CN112591715A CN202011544408.7A CN202011544408A CN112591715A CN 112591715 A CN112591715 A CN 112591715A CN 202011544408 A CN202011544408 A CN 202011544408A CN 112591715 A CN112591715 A CN 112591715A
- Authority
- CN
- China
- Prior art keywords
- oxygen generator
- bevel gear
- housing
- wall
- hood
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000001301 oxygen Substances 0.000 title claims abstract description 65
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 65
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 229920000742 Cotton Polymers 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims abstract description 7
- 230000001360 synchronised effect Effects 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000003584 silencer Effects 0.000 description 4
- 150000002926 oxygen Chemical class 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Images
Classifications
-
- 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The invention belongs to the technical field of oxygen generators and discloses an oxygen generator with a noise reduction hood, which comprises an oxygen generator body, wherein a hood cover is covered on the outer wall of the oxygen generator body, the bottom of the oxygen generator body is fixedly connected with a base, four corners of the bottom of the base are respectively provided with a fixable universal wheel, and both sides of the surface of the oxygen generator body are respectively provided with an air inlet and an air outlet; according to the invention, the noise can be effectively absorbed through the sound-absorbing cotton layer on the inner wall of the housing, and the first electric push rod is started to drive the base to lift, so that the oxygen generator body is separated from the ground, thereby avoiding the noise generated by vibration, and meanwhile, the damping rubber pad at the bottom of the housing can absorb the transmitted vibration, thereby further improving the noise reduction effect.
Description
Technical Field
The invention relates to the technical field of oxygen generators, in particular to an oxygen generator with a noise reduction hood.
Background
At present, with the increasing enthusiasm for pursuing clean air, the air oxygen generator is gradually becoming a hot point of consumption. After placing the oxygenerator in the room, can increase the oxygen content in the space, increase the comfort level of environment, current oxygenerator is mainly through an air compressor with air compression entering oxygen making tank system in, with fresh oxygen outgoing after making oxygen. However, in the working process of the oxygen generator, noise which disturbs normal life of residents can be emitted, and the rest of people at night is particularly influenced.
The retrieval authorization notice number is CN201620337787.5, and discloses an oxygen generator silencing hood which comprises a hood used for internally arranging an oxygen generator, wherein the hood is respectively provided with a hood air inlet connected with an air inlet device and a hood air outlet connected with an air outlet device, the bottom of the oxygen generator is provided with oxygen generator support legs extending downwards, and the lower ends of the oxygen generator support legs are supported on the inner surface of a bottom plate of the hood; the inner cavity of the hood is divided into a first cavity and a second cavity which are not communicated with each other in the up-down direction by two horizontal division plates which are arranged at intervals up and down and extend along the width direction of the hood and an oxygen generator, the air inlet of the hood and the air inlet of the oxygen generator are arranged in the first cavity, and the air outlet of the hood is arranged in the second cavity.
Above-mentioned patent is not good at the in-process noise cancelling effect who uses, when needs overhaul the oxygenerator moreover, only can overhaul through opening movable curb plate, and operating space is less, and aircraft bonnet and oxygenerator dismantle troublesome moreover to influence maintenance efficiency, oxygenerator and ground contact simultaneously, thereby can produce the vibration, and then the vibration can further produce the noise.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an oxygen generator with a silencer cover.
In order to achieve the purpose, the invention adopts the following technical scheme:
an oxygen generator with a noise reduction hood comprises an oxygen generator body, wherein a hood cover is covered on the outer wall of the oxygen generator body, the bottom of the oxygen generator body is fixedly connected with a base, four corners of the bottom of the base are respectively provided with a fixable universal wheel, and both sides of the surface of the oxygen generator body are respectively provided with an air inlet and an air outlet;
the oxygen generator comprises an oxygen generator body, a shell, a connecting block, a baffle, a bevel gear A, a bevel gear B, a rotating rod, a copper sheet in a fan-shaped structure, a copper sheet electromagnet and a direct-current power supply, wherein the connecting block is fixedly arranged on two side walls of the oxygen generator body, the baffle is connected to the front side wall of the shell, limiting sliding grooves are formed in two sides of the front side wall of the shell, limiting sliding blocks are fixedly arranged on two sides of the back surface of the baffle, the cylindrical cam is rotatably connected in the limiting sliding grooves and is in sliding connection with grooves in the cylindrical cam, the bevel gear A which is rotatably connected with the bottom surface of the limiting sliding grooves is arranged on the rear side of the cylindrical cam, the bevel gear B is;
the inner chamber both sides wall of housing corresponds electro-magnet department has seted up the spacing groove, one side that the electro-magnet is close to the oxygenerator body has the stopper through a plurality of spring coupling, the stopper is the iron plate, the inner wall fixed mounting of housing has the cotton layer of first sound absorption.
Preferably, the cylindrical cam and the bevel gear A are in friction transmission through a synchronous wheel and a synchronous belt, the bevel gear B and the rotating rod are in friction transmission through the synchronous wheel and the synchronous belt, and the bevel gear A and the bevel gear B are in meshing transmission.
Preferably, the top of the base is provided with a slot, the oxygen generator body is inserted into the slot, two sides of the bottom of the inner cavity of the slot are fixedly provided with first electric push rods, and the outer ends of the first electric push rods are fixedly connected with the bottom of the oxygen generator body.
Preferably, the front side wall of the baffle corresponds the through-hole has all been seted up to air inlet and air outlet department, the inner wall fixed mounting of baffle has the second to inhale the cotton layer of sound.
Preferably, the back of the inner cavity of the housing is provided with a mounting groove, the inner cavity of the mounting groove is inserted with a fan, the top of the housing is provided with a channel communicated with the mounting groove, and honeycomb plates are distributed in the inner cavity of the channel in a staggered manner.
Preferably, holes are formed in the positions, corresponding to the limiting grooves, of the two side walls of the housing.
Preferably, a damping rubber pad is fixedly arranged at the bottom of the housing.
Compared with the prior art, the invention provides an oxygen generator with a noise reduction hood, which has the following beneficial effects:
1. arrange the housing inner chamber in through the oxygenerator body, through the cotton layer of inhaling of housing inner wall, can effectual noise absorption, start first electric putter simultaneously and make and to drive the base lifting to make the oxygenerator body break away from ground, thereby avoid vibrations to produce the noise, the vibrations of transmission can be absorbed to the damping rubber pad of housing bottom simultaneously, thereby make the effect of amortization further promote.
2. Drive the base through first electric putter and descend and support in ground, then drive through removing the baffle and make the copper sheet rotate, switch-on electro-magnet and DC power supply's circuit, make the electro-magnet circular telegram can produce suction to the stopper, thereby make stopper withdrawal spacing groove inner chamber, thereby make oxygenerator and housing inner wall break away from, thereby can be quick shift out the oxygenerator from the housing, easy dismounting is swift, thereby conveniently overhaul and operate, and then efficiency has been promoted, and through the cylinder cam, setting such as bevel gear A and bevel gear B, make only when pushing open the baffle, the electro-magnet just can circular telegram and attract the stopper, when all the other baffles that fall, DC power supply all breaks off with the electro-magnet, energy saving, green.
3. Aim at the air outlet of oxygenerator body through the fan to can dispel the heat to the oxygenerator, the fan blast air passes through the passageway simultaneously, through the honeycomb panel in the passageway, thereby can reduce wind and make an uproar, and then further reduction the influence of noise.
Drawings
FIG. 1 is a schematic view of the overall structure of an oxygen generator with a muffler cover according to the present invention;
FIG. 2 is a schematic view of the structure of an oxygen generator cover with a muffler cover according to the present invention;
fig. 3 is a second schematic sectional view of a limiting block of an oxygen generator with a noise reduction hood according to the present invention;
FIG. 4 is a schematic view of a connection structure between an oxygen generator body and a base of an oxygen generator with a self-provided silencer cover according to the present invention;
FIG. 5 is a schematic view of the baffle structure of an oxygen generator with a muffler cover according to the present invention;
FIG. 6 is a schematic view of a sectional structure of the back of the cover of an oxygen generator with a self-provided silencer cover according to the present invention;
FIG. 7 is a partial schematic view of an electromagnet of an oxygen generator with a muffler cover according to the present invention connected to a DC power supply;
fig. 8 is a partial schematic view of an electromagnet of an oxygen generator with a silencer cover according to the present invention when the electromagnet is disconnected from a dc power supply.
In the figure: 1. an oxygen generator body; 2. a housing; 4. a base; 5. the universal wheel can be fixed; 6. a hole; 7. a baffle plate; 8. a limiting chute; 801. a cylindrical cam; 802. a copper sheet; 803. a direct current power supply; 804. a bevel gear B; 805. a bevel gear A; 9. a through hole; 10. an air inlet; 11. an air outlet; 12. a first sound absorbing cotton layer; 13. a limiting groove; 14. mounting grooves; 15. a fan; 16. a channel; 17. damping rubber pads; 19. a limiting block; 20. an electromagnet; 21. a spring; 22. a slot; 23. a first electric push rod; 24. a second sound absorbing cotton layer; 25. a limiting slide block; 27. a honeycomb panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-8, the present invention provides a solution:
an oxygen generator with a noise reduction hood comprises an oxygen generator body 1, wherein a hood shell 2 is covered on the outer wall of the oxygen generator body 1, a base 4 is fixedly connected to the bottom of the oxygen generator body 1, fixable universal wheels 5 are mounted at four corners of the bottom of the base 4, and an air inlet 10 and an air outlet 11 are respectively arranged on two sides of the surface of the oxygen generator body 1;
the connecting blocks 3 are fixedly mounted on two side walls of the oxygen generator body 1, the baffle 7 is connected to the front side wall of the housing 2, the limiting sliding grooves 8 are formed in two sides of the front side wall of the housing 2, the limiting sliding blocks 25 are fixedly mounted on two sides of the back surface of the baffle 7, the cylindrical cam 801 is rotatably connected in the limiting sliding grooves 8, the limiting sliding blocks 25 are slidably connected with grooves in the cylindrical cam 801, a bevel gear A805 rotatably connected with the bottom surface of the limiting sliding grooves 8 is arranged on the rear side of the cylindrical cam 801, a bevel gear B804 is arranged on the upper side of the bevel gear A805, a rotating rod rotatably connected with the inner wall of the limiting sliding groove 8 is arranged on the upper side of the bevel gear B804, a copper sheet 802 in a fan-shaped;
the inner chamber both sides wall of housing 2 corresponds electro-magnet 20 department and has seted up spacing groove 13, and one side that electro-magnet 20 is close to oxygenerator body 1 is connected with stopper 19 through a plurality of springs 21, and stopper 19 is the iron plate, and the inner wall fixed mounting of housing 2 has first sound absorbing cotton layer 12.
Specifically, the cylindrical cam 801 and the bevel gear a805 are in friction transmission through a synchronous wheel and a synchronous belt, the bevel gear B804 and the rotating rod are in friction transmission through the synchronous wheel and the synchronous belt, and the bevel gear a805 and the bevel gear B804 are in meshing transmission.
Specifically, slot 22 has been seted up at the top of base 4, and oxygenerator body 1 is pegged graft in slot 22, and the equal fixed mounting in inner chamber bottom both sides of slot 22 has first electric putter 23, the outer end of first electric putter 23 and the bottom fixed connection of oxygenerator body 1.
Specifically, the through holes 9 are formed in the positions, corresponding to the air inlet 10 and the air outlet 11, of the front side wall of the baffle 7, and the second sound absorption cotton layer 24 is fixedly mounted on the inner wall of the baffle 7.
Specifically, the back of the inner cavity of the housing 2 is provided with a mounting groove 14, the inner cavity of the mounting groove 14 is inserted with a fan 15, the top of the housing 2 is provided with a channel 16, the channel 16 is communicated with the mounting groove 14, and honeycomb plates 27 are distributed in the inner cavity of the channel 16 in a staggered manner.
Specifically, holes 6 are formed in the positions, corresponding to the limiting grooves 13, of the two side walls of the housing 2.
Specifically, a damping rubber pad 17 is fixedly mounted at the bottom of the housing 2.
The working principle is as follows: when oxygenerator body 1 normally worked in housing 2, baffle 7 was in the closure state, and limit slider 25 was located the lower part of cylindrical cam 801, and electro-magnet 20 is connected to the one end of copper sheet 802 arc type, and the other end then does not connect any component, and electro-magnet 20 did not energize and do not produce magnetism this moment to unable absorption stopper 19, thereby extrude stopper 19 through spring 21 this moment and fix oxygenerator body 1 in housing 2, and simultaneously, first electric putter 23 is in the shrink state and makes and drive base 4 lifting, thereby breaks away from ground. In the using process, the oxygen generator body 1 works, the generated noise can be absorbed by the first sound absorption cotton layer 12 and the second sound absorption cotton layer 24, so that noise pollution to the periphery is avoided, meanwhile, the oxygen generator body 1 generates heat in use, air is blown by the fan 14, the heat is led out through the channel 16, when the heat passes through the channel 16, noise can be reduced through the plurality of groups of honeycomb plates 27 which are arranged in a staggered mode, so that noise transmission is avoided, meanwhile, in the working process of the oxygen generator body 1, vibration can be generated, the vibration transmitted can be absorbed through the damping rubber pads 17 at the top of the housing 2, further vibration transmission is avoided, so that the noise caused by vibration is reduced, when the oxygen generator body 1 needs to be overhauled, the baffle 7 is moved upwards, the baffle 7 is moved to drive the limiting slide block 25 to move upwards in the groove on the cylindrical cam 801, the cylindrical cam 801 is driven by the limiting, bevel gear A805 is under the drive of synchronizing wheel and hold-in range, with cylindrical cam 801 synchronous revolution, bevel gear A805 rotates and drives bevel gear B804 and rotate, the bull stick is under the drive of synchronizing wheel and hold-in range with bevel gear B804 synchronous revolution, thereby it rotates to drive the copper sheet 802 that is fan-shaped structure, copper sheet 802 intercommunication electro-magnet 20 and DC power supply 803 this moment, electro-magnet 20 produces magnetism and attracts stopper 19 to accomodate completely in spacing groove 13, oxygenerator body 1 loses stopper 19's centre gripping and comes, it makes and drives base 4 and support in ground to start first electric putter 23 extension simultaneously, it can conveniently overhaul and operate to shift out housing 2 with oxygenerator body 1, the device noise cancelling effect is more, conveniently overhaul and maintain simultaneously.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a from oxygenerator of taking amortization aircraft bonnet, includes oxygenerator body (1), its characterized in that: the outer wall of the oxygen generator body (1) is covered with a cover shell (2), the bottom of the oxygen generator body (1) is fixedly connected with a base (4), four corners of the bottom of the base (4) are respectively provided with a fixable universal wheel (5), and two sides of the surface of the oxygen generator body (1) are respectively provided with an air inlet (10) and an air outlet (11);
the front side wall of the housing (2) is connected with a baffle (7), two sides of the front side wall of the housing (2) are both provided with a limiting chute (8), the two sides of the back surface of the baffle (7) are both fixedly provided with limiting slide blocks (25), the limiting slide grooves (8) are rotationally connected with cylindrical cams (801), the limiting slide block (25) is connected with the groove on the cylindrical cam (801) in a sliding way, a bevel gear A (805) rotationally connected with the bottom surface of the limit chute (8) is arranged at the rear side of the cylindrical cam (801), the upper side of the bevel gear A (805) is provided with a bevel gear B (804), the upper side of the bevel gear B (804) is provided with a rotating rod which is rotationally connected with the inner wall of the limiting chute (8), the side surface of the rotating rod is fixedly connected with a copper sheet (802) in a fan-shaped structure, an electromagnet (20) is arranged on the upper side of the copper sheet (802), and a direct-current power supply (803) is arranged on the rear side of the copper sheet (802);
the inner chamber both sides wall of housing (2) corresponds spacing groove (13) have been seted up in electro-magnet (20) department, one side that electro-magnet (20) are close to oxygenerator body (1) is connected with stopper (19) through a plurality of springs (21), stopper (19) are the iron plate, the inner wall fixed mounting of housing (2) has first cotton layer (12) of inhaling the sound.
2. The oxygen generator with the muffler hood as claimed in claim 1, wherein: the cylindrical cam (801) and the bevel gear A (805) are in friction transmission through a synchronous wheel and a synchronous belt, the bevel gear B (804) and the rotating rod are in friction transmission through the synchronous wheel and the synchronous belt, and the bevel gear A (805) and the bevel gear B (804) are in meshing transmission.
3. The oxygen generator with the muffler hood as claimed in claim 1, wherein: slot (22) have been seted up at the top of base (4), oxygenerator body (1) is pegged graft in slot (22), the equal fixed mounting in inner chamber bottom both sides of slot (22) has first electric putter (23), the outer end of first electric putter (23) and the bottom fixed connection of oxygenerator body (1).
4. The oxygen generator with the muffler hood as claimed in claim 1, wherein: the preceding lateral wall of baffle (7) corresponds through-hole (9) have all been seted up in air inlet (10) and gas outlet (11) department, the inner wall fixed mounting of baffle (7) has the second to inhale cotton layer of sound (24).
5. The oxygen generator with the muffler hood as claimed in claim 1, wherein: the fan-shaped air distribution cover is characterized in that a mounting groove (14) is formed in the back face of an inner cavity of the cover shell (2), a fan (15) is inserted into the inner cavity of the mounting groove (14), a channel (16) is formed in the top of the cover shell (2), the channel (16) is communicated with the mounting groove (14), and honeycomb plates (27) are distributed in the inner cavity of the channel (16) in a staggered mode.
6. The oxygen generator with the muffler hood as claimed in claim 1, wherein: holes (6) are formed in the positions, corresponding to the limiting grooves (13), of the two side walls of the housing (2).
7. The oxygen generator with the muffler hood as claimed in claim 1, wherein: and a damping rubber pad (17) is fixedly arranged at the bottom of the housing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011544408.7A CN112591715B (en) | 2020-12-23 | 2020-12-23 | Oxygenerator with silencer cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011544408.7A CN112591715B (en) | 2020-12-23 | 2020-12-23 | Oxygenerator with silencer cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112591715A true CN112591715A (en) | 2021-04-02 |
| CN112591715B CN112591715B (en) | 2024-01-12 |
Family
ID=75200606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011544408.7A Active CN112591715B (en) | 2020-12-23 | 2020-12-23 | Oxygenerator with silencer cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112591715B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114495879A (en) * | 2022-01-25 | 2022-05-13 | 江苏宝联气体有限公司 | Noise reduction device for oxygen generation equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407966A (en) * | 2013-08-01 | 2013-11-27 | 安徽省小山卫生材料有限公司 | External cooling oxygenerator |
| CN205556098U (en) * | 2016-04-21 | 2016-09-07 | 河北正臣环保科技有限公司 | Oxygenerator amortization aircraft bonnet |
| CN209759026U (en) * | 2019-05-08 | 2019-12-10 | 西藏佰仕富氧科技有限公司 | Oxygenerator amortization aircraft bonnet |
| CN211813432U (en) * | 2020-02-19 | 2020-10-30 | 济南浩恒环保科技有限公司 | Oxygenerator is used in high concentration pressure cutting |
| CN212151623U (en) * | 2020-05-20 | 2020-12-15 | 深圳市德达康健股份有限公司 | Mute type oxygenerator |
-
2020
- 2020-12-23 CN CN202011544408.7A patent/CN112591715B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407966A (en) * | 2013-08-01 | 2013-11-27 | 安徽省小山卫生材料有限公司 | External cooling oxygenerator |
| CN205556098U (en) * | 2016-04-21 | 2016-09-07 | 河北正臣环保科技有限公司 | Oxygenerator amortization aircraft bonnet |
| CN209759026U (en) * | 2019-05-08 | 2019-12-10 | 西藏佰仕富氧科技有限公司 | Oxygenerator amortization aircraft bonnet |
| CN211813432U (en) * | 2020-02-19 | 2020-10-30 | 济南浩恒环保科技有限公司 | Oxygenerator is used in high concentration pressure cutting |
| CN212151623U (en) * | 2020-05-20 | 2020-12-15 | 深圳市德达康健股份有限公司 | Mute type oxygenerator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114495879A (en) * | 2022-01-25 | 2022-05-13 | 江苏宝联气体有限公司 | Noise reduction device for oxygen generation equipment |
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| Publication number | Publication date |
|---|---|
| CN112591715B (en) | 2024-01-12 |
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Effective date of registration: 20231213 Address after: Room 101, Building 2, No. 15 Changyongfu Road, Huanghua Town, Changsha County, Changsha City, Hunan Province, 410100 (within Changsha Hengpin Technology Co., Ltd.) Applicant after: Hunan Yibao Electromechanical Equipment Co.,Ltd. Address before: 510000 21 Dashatou Road, Yuexiu District, Guangzhou City, Guangdong Province Applicant before: Du Jiwei |
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