CN204057960U - Oxygenerator - Google Patents
Oxygenerator Download PDFInfo
- Publication number
- CN204057960U CN204057960U CN201420556499.XU CN201420556499U CN204057960U CN 204057960 U CN204057960 U CN 204057960U CN 201420556499 U CN201420556499 U CN 201420556499U CN 204057960 U CN204057960 U CN 204057960U
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- China
- Prior art keywords
- exhaust
- magnetic valve
- inlet mouth
- valve
- aiutage
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Abstract
The utility model discloses a kind of oxygenerator, comprise magnetic valve, exhaust snubber, oxygen container and two molecular sieves; Two molecular sieves share same cover plate and same base plate, and the inlet mouth of molecular sieve is arranged on the cover board, and the air outlet of molecular sieve is arranged on base plate, and magnetic valve is fixed on the top of cover plate, and arranges gasket seal between; Two outlet passageways of magnetic valve are connected with the inlet mouth of two molecular sieves respectively, exhaust snubber is fixed on the bottom of cover plate, the exhaust-duct of magnetic valve and the inlet mouth of exhaust snubber are connected, oxygen container is fixed on base plate, the air outlet of molecular sieve is communicated with the inlet mouth of oxygen container by the connecting passage on base plate, is provided with the check valve assembly preventing oxygen from refluxing in connecting passage.This oxygenerator in the utility model has failure rate is low, and cost is low, the advantage such as compact construction and excellent noise reduction effect.
Description
Technical field
The utility model relates to a kind of oxygenerator, belongs to oxygenerator field of structural design.
Background technology
The small-sized pressure swing adsorption oxygen making device that a kind of adsorber air inlet end is all pressed is disclosed in patent documentation CN2835212Y, be made up of elements such as filter and sound damper, compressor, water cooler, exhaust silencer, adsorber, voltage stabilizing tube, flow-controlling meters, its constitutional features is: add magnetic valve in this oxygenerator, magnetic valve is two electric control solenoid valves, and two electric control electromagnetic valve arrangement is made up of an inlet mouth, venting port, two air outlets, two spools and two Electrical heads; Before compressor, filter and sound damper is installed, rear connection water cooler, magnetic valve is between water cooler and adsorber, buffer tank is connected with adsorber by threeway, it is under meter after buffer tank, between filter and sound damper and compressor inlet, with hose connection between compressor outlet and water cooler, connected by joint nylon tube or PU pipe between remaining parts.In this patent documentation, Problems existing is: be connected with tracheae by joint between (1) each component, add tie point, causing trouble rate is higher; (2) tube stub and tracheae add purchase cost and installation cost more; (3) layout complexity is in disorder, and space can not effectively utilize.
Utility model content
The purpose of this utility model is to provide a kind of oxygenerator rational in infrastructure, and this oxygenerator has failure rate is low, the advantages such as cost is low, compact construction.
The technical scheme realizing the utility model object is:
A kind of oxygenerator, comprises magnetic valve, exhaust snubber, oxygen container and two molecular sieves; Two described molecular sieves share same cover plate and same base plate, the inlet mouth of described molecular sieve is arranged on described cover plate, the air outlet of described molecular sieve is arranged on described base plate, and described magnetic valve is fixed on the top of described cover plate, and arranges gasket seal between; Two outlet passageways of described magnetic valve are connected with the inlet mouth of two described molecular sieves respectively, described exhaust snubber is fixed on the bottom of described cover plate, the exhaust-duct of described magnetic valve and the inlet mouth of described exhaust snubber are connected, described oxygen container is fixed on described base plate, the air outlet of described molecular sieve is communicated with the inlet mouth of described oxygen container by the connecting passage on described base plate, is provided with the check valve assembly preventing oxygen from refluxing in described connecting passage.
In technique scheme, described check valve assembly comprises plugging sheet and elastic component, the air outlet of described plugging sheet molecular sieve described in shutoff under the elastic force effect of described elastic component.
In technique scheme, described exhaust snubber comprise one end be provided with opening aiutage, be located at described aiutage opening end cover, be located at described aiutage inner bottom part sound-absorbing sheet, be located at the flexible pipe in described aiutage and be located at the noise reduction filter core in described aiutage; One end of described flexible pipe is connected with cover, and connects with the inlet mouth be located on described cover, and the other end of described flexible pipe contacts with described sound-absorbing sheet and is connected, and the perisporium of described aiutage arranges multiple venting hole.
In technique scheme, described magnetic valve comprises the plastics valve body with valve pocket, and described valve pocket sidepiece connection is provided with an induction trunk, two described outlet passageways and two described exhaust-ducts; In described valve pocket, be provided with can the core assembly of movement in described valve pocket and piston for described induction trunk zygomorphy, described core assembly is provided with spring near one end of described induction trunk, described core assembly is provided with diaphragm away from one end of described induction trunk, described diaphragm is provided with plunger shaft away from described core assembly side, described piston is removably set in described plunger shaft, and the path being communicated with described induction trunk and described plunger shaft is provided with pilot valve.
The utility model has positive effect:
(1) by adopting the structure in the utility model, without the need to using tracheae to be connected with joint between magnetic valve, exhaust snubber, oxygen container and two molecular sieves, effectively reducing gas leakage point, reducing failure rate; In addition, without the need to using tracheae and joint in this oxygenerator, easy to assembly, can reduce production cost, meanwhile, structure also more compact and reasonable, adopts the volume of the oxygenerator of the oxygenerator in the present embodiment also can effectively reduce, is convenient for carrying; Can effectively prevent oxygen from refluxing additionally by arranging check valve assembly.
(2) use exhaust snubber of the present utility model, nitrogen enters into the penetralia of aiutage through flexible pipe, and sound-absorbing sheet and noise reduction filter core well can reduce noise, have good noise reduction.
(3), in oxygenerator of the present utility model, the valve body of described magnetic valve, by injection moulding once shaped, is convenient to batch production, cheap; And adopt this structure can expand the bore of induction trunk and exhaust-duct as much as possible, the bore of induction trunk increases the service efficiency that greatly can improve air, reduce the consumption of molecular sieve, the bore of exhaust-duct increases, be beneficial to nitrogen to discharge, improve oxygen generation efficiency, be conducive to oxygenerator machine system noise reduction simultaneously.
Accompanying drawing explanation
Fig. 1 is the front view of oxygenerator in the utility model;
Fig. 2 is the upward view of oxygenerator shown in Fig. 1;
Fig. 3 is for oxygenerator shown in Fig. 2 is along the sectional view of A-A line cutting;
Fig. 4 is the partial enlarged view at B place in Fig. 3;
Fig. 5 is the stereographic map of oxygenerator shown in Fig. 1;
Fig. 6 is the sectional view of the exhaust snubber in the utility model along axis cutting.
Fig. 7 is in oxygenerator of the present utility model, the structural representation of described magnetic valve;
Fig. 8 is for magnetic valve described in Fig. 7 is along the sectional view of C-C line cutting.
Reference numeral shown in figure is: 1-magnetic valve; 11-plastics valve body; 12-induction trunk; 13-outlet passageway; 14-exhaust-duct; 15-piston; 16-spring; 17-diaphragm; 18-plunger shaft; 19-pilot valve; 20-core assembly; 2-exhaust snubber; 21-aiutage; 22-cover; 23-sound-absorbing sheet; 24-flexible pipe; 25-noise reduction filter core; 3-oxygen container; 4-molecular sieve; 5-cover plate; 6-base plate; 7-connecting passage; 8-plugging sheet; 9-elastic component; 10-gasket seal.
Embodiment
Do to illustrate to concrete structure of the present utility model below in conjunction with Figure of description:
A kind of oxygenerator, as shown in Figures 1 to 5, comprises magnetic valve 1, exhaust snubber 2, oxygen container 3 and two molecular sieves 4; Two described molecular sieves 4 share same cover plate 5 and same base plate 6, the inlet mouth of described molecular sieve 4 is arranged on described cover plate 5, the air outlet of described molecular sieve 4 is arranged on described base plate 6, and described magnetic valve 1 is fixed on the top of described cover plate 5, and arranges gasket seal 10 between; Two outlet passageways of described magnetic valve 1 respectively with two the inlet mouth of described molecular sieve 4 connect, described exhaust snubber 2 is fixed on the bottom of described cover plate 5, the exhaust-duct of described magnetic valve 1 and the inlet mouth of described exhaust snubber 2 are connected, described oxygen container 3 is fixed on described base plate 6, the air outlet of described molecular sieve 4 is communicated with the inlet mouth of described oxygen container 3 by the connecting passage 7 on described base plate 6, is provided with the check valve assembly preventing oxygen from refluxing in described connecting passage 7.By adopting the structure in the present embodiment, without the need to using tracheae to be connected with joint between magnetic valve 1, exhaust snubber 2, oxygen container 3 and two molecular sieves 4, effectively reducing gas leakage point, reducing failure rate; In addition, without the need to using tracheae and joint in this oxygenerator, easy to assembly, can production cost be reduced; Meanwhile, structure also more compact and reasonable, adopts the volume of the oxygenerator of the oxygenerator in the present embodiment also can effectively reduce, is convenient for carrying; Can effectively prevent oxygen from refluxing by arranging check valve assembly.
Described check valve assembly comprises plugging sheet 8 and elastic component 9, the air outlet of described plugging sheet 8 molecular sieve 4 described in shutoff under the elastic force effect of described elastic component 9; Elastic component 9 in the present embodiment selects helical compression spring.Plugging sheet 8 is pushed open by the pressure produced from the air outlet discharge oxygen of molecular sieve 4, thus make oxygen enter in oxygen container 3 by communicating passage 7, when molecular sieve 4 air outlet place's insufficient pressure, the air outlet of plugging sheet 8 shutoff molecular sieve 4 under the effect of elastic component 9, thus prevent oxygen from refluxing.
In the present embodiment, described oxygen container 3 and described exhaust snubber 2 are between two described molecular sieves 4, and described exhaust snubber 2 just to setting, by the volume adopting this structure effectively can reduce the oxygenerator of the present embodiment, makes its structure more compact with described oxygen container 3.
As shown in Figure 6, the described exhaust snubber 2 in the present embodiment comprises one end and is provided with the aiutage 21 of opening, the cover 22 being located at described aiutage 21 opening end, the sound-absorbing sheet 23 being located at described aiutage 21 inner bottom part, the noise reduction filter core 25 being located at the flexible pipe 24 in described aiutage 21 and being located in described aiutage 21; One end of described flexible pipe 24 is connected with cover 22, and connect with the inlet mouth be located on described cover 22, the other end of described flexible pipe 24 contacts with described sound-absorbing sheet 23 and is connected, the perisporium of described aiutage 21 arranges multiple venting hole, the restriction of joint caliber do not received by inlet mouth due to this exhaust snubber 2, the expansion that can try one's best, like this, the nitrogen produced in oxygen preparation just can be discharged rapidly, is conducive to oxygen; Because the nitrogen of discharging in exhaust process is with certain pressure, therefore larger noise can be produced, adopt the exhaust snubber in the present embodiment can effectively reduce the noise produced when nitrogen is discharged, nitrogen enters into the penetralia of aiutage 21 through flexible pipe 24, sound-absorbing sheet 23 and noise reduction filter core 25 well can reduce noise, have good result of use.
As shown in Figure 7 and Figure 8, described magnetic valve 1 comprises the plastics valve body 11 with valve pocket, and described valve pocket sidepiece connection is provided with the described outlet passageway 13 of an induction trunk 12, two and two described exhaust-ducts 14; Inherent described induction trunk 12 zygomorphy of described valve pocket is provided with can the core assembly 14 of movement in described valve pocket and piston 15, described core assembly 14 is provided with spring 16 near one end of described induction trunk 12, described core assembly 14 is provided with diaphragm 17 away from one end of described induction trunk 12, described diaphragm 17 is provided with plunger shaft 18 away from described core assembly 14 side, described piston 15 is removably set in described plunger shaft 18, is communicated with described induction trunk 12 and is provided with pilot valve 19 with the path of described plunger shaft 18; The principle of work of this magnetic valve is: when pilot valve 19 power-off is closed, source of the gas passes into described induction trunk 12, under barometric point and the effect of spring 16 elastic force, promote core assembly 20 move to away from described induction trunk 12 direction, described induction trunk 12 is communicated with outlet passageway 13, described outlet passageway 13 cuts off with described exhaust-duct 14, thus source of the gas is entered in described molecular sieve 4 through described induction trunk 12, described outlet passageway 13, realize oxygen; Pilot valve 19 is opened in energising, source of the gas through described induction trunk 12, connect induction trunk 12 and to enter in plunger shaft 18 with the path of plunger shaft 18 piston 15 is moved near induction trunk 12 direction, when piston 15 moves, promotion diaphragm 17 and core assembly 20 move near induction trunk 11 direction, thus induction trunk 12 and described outlet passageway 13 are cut off, described outlet passageway 13 is communicated with described exhaust-duct 14, so the nitrogen in molecular sieve 4 is discharged; In oxygen preparation, replace power on/off by two pilot valves 19 and realize magnetic valve switching, complete whole oxygen preparation.The valve body 11 of the magnetic valve 1 of the present embodiment, by injection moulding, is convenient to batch production, cheap; And adopt this structure can expand the bore of induction trunk 12 and exhaust-duct 14 as much as possible, the bore of induction trunk 12 increases the service efficiency that greatly can improve air, reduce the consumption of molecular sieve, the bore of exhaust-duct 14 increases, be beneficial to nitrogen to discharge, improve oxygen generation efficiency, be conducive to oxygenerator machine system noise reduction simultaneously.In addition, in practice, other magnetic valve of the prior art also can be used, oxygenerator combined control valve disclosed in patent documentation CN202972028U.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to connotation of the present utility model the apparent change of extending out or variation still belong to protection domain of the present utility model.
Claims (4)
1. an oxygenerator, comprises magnetic valve (1), exhaust snubber (2), oxygen container (3) and two molecular sieves (4), it is characterized in that: two described molecular sieves (4) share same cover plate (5) and same base plate (6), the inlet mouth of described molecular sieve (4) is arranged on described cover plate (5), the air outlet of described molecular sieve (4) is arranged on described base plate (6), described magnetic valve (1) is fixed on the top of described cover plate (5), and arranges gasket seal (10) between, two outlet passageways (13) of described magnetic valve (1) are connected with the inlet mouth of two described molecular sieves (4) respectively, described exhaust snubber (2) is fixed on the bottom of described cover plate (5), the exhaust-duct (14) of described magnetic valve (1) and the inlet mouth of described exhaust snubber (2) are connected, described oxygen container (3) is fixed on described base plate (6), the air outlet of described molecular sieve (4) is communicated with the inlet mouth of described oxygen container (3) by the connecting passage (7) on described base plate (6), described connecting passage is provided with the check valve assembly preventing oxygen from refluxing in (7).
2. oxygenerator according to claim 1, it is characterized in that: described check valve assembly comprises plugging sheet (8) and elastic component (9), the air outlet of described plugging sheet (8) molecular sieve (4) described in shutoff under the elastic force effect of described elastic component (9).
3. oxygenerator according to claim 1 and 2, is characterized in that: described exhaust snubber (2) comprises one end and is provided with the aiutage (21) of opening, the cover (22) being located at described aiutage (21) opening end, the sound-absorbing sheet (23) being located at described aiutage (21) inner bottom part, the noise reduction filter core (25) being located at the flexible pipe (24) in described aiutage (21) and being located in described aiutage (21); One end of described flexible pipe (24) is connected with cover (22), and connect with the inlet mouth be located on described cover (22), the other end of described flexible pipe (24) contacts with described sound-absorbing sheet (23) and is connected, and the perisporium of described aiutage (21) arranges multiple venting hole.
4. oxygenerator according to claim 1 and 2, it is characterized in that: described magnetic valve (1) comprises the plastics valve body (11) with valve pocket, described valve pocket sidepiece connection is provided with an induction trunk (12), two described outlet passageways (13) and two described exhaust-ducts (14), inherent described induction trunk (12) zygomorphy of described valve pocket is provided with can the core assembly (20) of movement in described valve pocket and piston (15), described core assembly (20) is provided with spring (16) near one end of described induction trunk (12), described core assembly (20) is provided with diaphragm (17) away from one end of described induction trunk (12), described diaphragm (17) is provided with plunger shaft (18) away from described core assembly (20) side, described piston (15) is removably set in described plunger shaft (18), be communicated with described induction trunk (12) and be provided with pilot valve (19) with the path of described plunger shaft (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556499.XU CN204057960U (en) | 2014-09-25 | 2014-09-25 | Oxygenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556499.XU CN204057960U (en) | 2014-09-25 | 2014-09-25 | Oxygenerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204057960U true CN204057960U (en) | 2014-12-31 |
Family
ID=52199515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420556499.XU Expired - Fee Related CN204057960U (en) | 2014-09-25 | 2014-09-25 | Oxygenerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204057960U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106882769A (en) * | 2017-04-02 | 2017-06-23 | 中国医学科学院生物医学工程研究所 | A kind of efficient small molecular sieve tank |
| CN107246489A (en) * | 2017-02-09 | 2017-10-13 | 常州中进医疗器材有限公司 | A kind of magnetic valve |
| CN109432951A (en) * | 2018-12-28 | 2019-03-08 | 江苏鱼跃医疗设备股份有限公司 | A kind of adsorption tower and the nitrogen oxygen segregation apparatus using it |
| CN114570135A (en) * | 2022-02-28 | 2022-06-03 | 宁波高芯医疗科技有限公司 | Oxygen production equipment |
-
2014
- 2014-09-25 CN CN201420556499.XU patent/CN204057960U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246489A (en) * | 2017-02-09 | 2017-10-13 | 常州中进医疗器材有限公司 | A kind of magnetic valve |
| CN106882769A (en) * | 2017-04-02 | 2017-06-23 | 中国医学科学院生物医学工程研究所 | A kind of efficient small molecular sieve tank |
| CN106882769B (en) * | 2017-04-02 | 2023-07-04 | 中国医学科学院生物医学工程研究所 | High-efficient small-size molecular sieve jar |
| CN109432951A (en) * | 2018-12-28 | 2019-03-08 | 江苏鱼跃医疗设备股份有限公司 | A kind of adsorption tower and the nitrogen oxygen segregation apparatus using it |
| CN114570135A (en) * | 2022-02-28 | 2022-06-03 | 宁波高芯医疗科技有限公司 | Oxygen production equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20190925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |