CN2251393Y - Portable oxygen supply device - Google Patents
Portable oxygen supply device Download PDFInfo
- Publication number
- CN2251393Y CN2251393Y CN 96210988 CN96210988U CN2251393Y CN 2251393 Y CN2251393 Y CN 2251393Y CN 96210988 CN96210988 CN 96210988 CN 96210988 U CN96210988 U CN 96210988U CN 2251393 Y CN2251393 Y CN 2251393Y
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- CN
- China
- Prior art keywords
- valve
- oxygen
- valve body
- flow control
- control device
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a portable oxygen supply device without a reducer, which is composed of a high pressure oxygen valve, a flowrate regulating mechanism, a pressure safety valve for an air source, an oxygen storing bottle, a clogging plug of an oxygen charging nozzle, an oxygen delivering tube, an oxygen absorbing element and a pressure meter. The utility model is characterized in that the flowrate regulating mechanism which is composed of an antivibrator and a conical valve is arranged between the high pressure oxygen valve and the oxygen delivering tube; the oxygen storing bottle is connected with the oxygen delivering tube through the high pressure oxygen valve and the flowrate regulating mechanism. The pressure safety valve for an air source is installed on a valve body of the high pressure oxygen valve and is directly communicated with the oxygen storing bottle through a vent hole on the valve body. The pressure meter is installed on a valve body of the high pressure oxygen valve and is positioned between the high pressure oxygen valve and the flowrate regulating mechanism.
Description
This utility model relates to health care oxygen-supplying technology field, specifically, is the apparatus of oxygen supply that adopts novel high-pressure oxygen valve and Flow-rate adjustment.
Existing oxygen supply divides the band decompressor and is not with two types of decompressors.Wherein the subject matter that does not exist with decompressor one class oxygen supply is: hyperbaric oxygen valve double as Flow-rate adjustment is used, valve cavity gas is in flow regime in the use, what Pressure gauge was indicated is gas dynamic pressure power, can not reflect the variation of the oxygen storage capacity and the storage oxygen pressure of gas cylinder truly.In addition, domestic existing oxygen supply all is not provided with the bleed pressure relief valve at present, do not meet domestic and international oxygen system general specification, this regulation and stipulation, every system that the high pressure oxygen cylinder arranged all should be provided with storage pressure is limited in the device that is no more than the demonstration test force value.
The purpose of this utility model is, provide a kind of not with decompressor can regulate oxygen flow easily, and can show directly that gas cylinder storage oxygen pressure changes, and structure is light and handy, easy and simple to handle, safe and reliable.Long service life, the portable apparatus of oxygen supply that production cost is low.
This utility model is made up of hyperbaric oxygen valve, flow control device, bleed pressure relief valve, oxygen cylinder, oxygenation mouth, oxygen catheter, oxygen uptake part, Pressure gauge.Oxygen cylinder links to each other with oxygen catheter by hyperbaric oxygen valve and flow control device, wherein the hyperbaric oxygen valve plays a part to be communicated with and disconnects source of the gas, flow control device is a core component of the present utility model, it comprises antivibrator and cone valve two parts, metering function by antivibrator, make the gases at high pressure blood pressure lowering, just can obtain required oxygen flow through the fine setting cone valve again.The bleed pressure relief valve is installed on the valve body of hyperbaric oxygen valve, directly communicates with oxygen cylinder, and bleed pressure is limited in the allowed band.Pressure gauge is loaded on the valve body of hyperbaric oxygen valve, between hyperbaric oxygen valve and flow control device; Because hyperbaric oxygen valve and flow control device function are separate, Pressure gauge just can directly be indicated the variation of pressure in the storage oxygen pressure of oxygen cylinder and the use.
Below in conjunction with accompanying drawing 1,2 represented preferred embodiments this utility model is described in detail.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the left view of this utility model partly cut-away;
Among the figure:
1 oxygen cylinder, 2 airways, 3 filters
4 valve bodies, 5 hyperbaric oxygen valves, 6 valve seats
7 valve pads, 8 O RunddichtringOs, 9 oxygenation mouths stop up
10 passages, 11 valve bodies, 12 plate valves
13 valve rods, 14 plug screws, 15 handwheels
16 O RunddichtringOs, 17 sealing gaskets, 18 sealing gaskets
19 sleeves, 20 current limiting elements, 21 trimming hand wheels
22 antivibrator housings, 23 O RunddichtringOs, 24 flow control devices
Spigot joint 26 cone valves of 25 oxygen supplys 27 valve seats
28 antivibrators, 29 oxygen catheters, 30 oxygen uptake parts
31 passages, 32 metal diaphragms, 33 steam vents
34 nuts, 35 bleed pressure relief valve, 36 valve seats
37 Pressure gauges, 38 sealing gaskets
This utility model stops up (9), oxygen catheter (29), oxygen uptake part (30) and Pressure gauge parts such as (37) by hyperbaric oxygen valve (5), flow control device (24), bleed pressure relief valve (35), oxygen cylinder (1), oxygenation mouth and forms.Oxygen cylinder (1) links to each other with oxygen catheter (29) by hyperbaric oxygen valve (5) and flow control device (24), bleed pressure relief valve (35) is installed on the valve body (4) of hyperbaric oxygen valve (5), directly communicate with oxygen cylinder (1) by the passage (31) on the valve body (4), Pressure gauge (37) is loaded on the valve body (4) of hyperbaric oxygen valve (5), is positioned between hyperbaric oxygen valve (5) and the flow control device (24).Flow control device (24) is made up of antivibrator (28) and cone valve (26) two parts.
In a preferred embodiment of the present utility model, the plate valve (12) of hyperbaric oxygen valve (5) is loaded on the valve seat (6) of valve body (4) by screw thread, sleeve (19) is enclosed within on the plate valve (12) by square hole, valve rod (13) is inserted in the square hole of sleeve (19), plug screw (14) is screwed in the screwed hole of valve body (4), end face is by sealing gasket (18) and external stability sealing, form movable sealing by O RunddichtringO (16) and sealing gasket (17) with the outside between plug screw (14) and the valve rod (13), valve body (4) is connected with oxygen cylinder (1) by taper thread, the airway (2) and the filter (3) that communicate with oxygen cylinder (1) are housed in valve body (4), handwheel (15) is enclosed within on the valve rod (13) by square hole, tightens up with screw.When rotation hand wheel (15), valve rod (13) drives sleeve (19) with plate valve (12) rotation, and plate valve (12) is moved axially, with the open and close of realization plate valve (12).Plate valve (12) is made up of valve body (11) and valve pad (7), valve body (11) material is a pyrite, it is the passage of 1mm (10) that a diameter is arranged above, with balance valve body (4) inner chamber gas pressure, reduces the turning moment of hyperbaric oxygen valve (5) handwheel (15); Valve pad (7) adopts the higher Maranyl of hardness.Valve seat (6) aperture 2mm on the valve body (4), the wide 1.25mm of cutting edge, material are ledrite HPb59-1; The structure and the combination of materials of this plate valve (12), valve seat (6) have guaranteed that hyperbaric oxygen valve (5) has excellent sealing performance and long service life, and with oxygen the good compatibility have been arranged.
In a preferred embodiment of the present utility model, flow control device (24) is made up of antivibrator (28), cone valve (26), oxygen supply spigot joint (25), trimming hand wheel (21) and O RunddichtringO parts such as (23).Antivibrator (28) plays decompression and restriction oxygen supply maximum stream flow, its current limiting element (20) is formed by the bronze powder sintering, diameter 3.5mm, thickness 2mm, reach the damping requirement by changing powder size and sintering pressure, being corrected to inlet pressure during assembling again is 14.7MPa, and oxygen flow is 20L/min.Cone valve (26) diameter 3mm, the partly long 5mm of the conical surface, material is a rustless steel.The valve seat (27) of cone valve (26) is designed to one with the antivibrator housing, and aperture 1.2mm, material are red copper.By rotary fine adjustment handwheel (21), oxygen supply spigot joint (25) drives cone valve (26) and moves axially, to change the open amount between cone valve (26) conical surface part and the valve seat (27), make gases at high pressure further after decompression and the current limliting, i.e. arbitrary regime flow of exportable 0～20L/min.Antivibrator (28) must be installed in the front of cone valve (26), makes the gas pressure that acts in the oxygen supply spigot joint (25) low, thereby makes trimming hand wheel (21) turning moment little, rotates flexibly.
In further preferred embodiment of the present utility model, bleed pressure relief valve (35) is positioned at valve body (4) back side of hyperbaric oxygen valve (5), its profile is a hex nut, pressure element is a metal diaphragm (32), material is a bronze, thickness is 0.08～0.10mm, metal diaphragm (32) is pressed on the valve seat that the aperture is 5mm (36) by nut (34), it is the steam vent of 1.5mm (33) that two diameters are arranged on nut (34) six aspects, when oxygen cylinder (1) gas pressure is in 1.2～1.5 times of nominal pressure scopes, the automatic explosion of metal diaphragm.
The oxygenation mouth of backing out on the valve body (4) stops up (9), and special-purpose oxygenation adnexa is connected on oxygen supply and the oxygen source, can fill oxygen to oxygen cylinder (1), and the oxygenation mouth stops up (9) and adopts O RunddichtringO (8) with the sealing of valve body (4).
Adopt taper thread to be connected between valve body (4) and the oxygen cylinder (1), the screw thread specification is PZ19.2, and screw type and size should meet the regulation of GB8335, adopts polytetrafluoroethylraw raw material band to seal between the screw thread.
Pressure gauge (37) can be selected Pressure gauge as known in the art for use, and it adopts metric thread to be connected with valve body (4), and the pressure inlet end face adds red copper sealing gasket (38) sealing.
Described oxygen uptake part (30) can be nasal obstruction, nasal oxygen tube or face shield, and they are connected with oxygen catheter (29) in mode well known in the art.
The utlity model has following advantage:
(1) Pressure gauge can directly show pressure in storage oxygen pressure and the use procedure Change, for the user brings great convenience.
(2) the hyperbaric oxygen valve adopts the plate valve structure, the collocation of material soft or hard, sealing Performance is good, long service life, and technology is simple; The Flow-rate adjustment cone valve is rotation not Motion, not easy to wear, improved sealing and service life.
(3) pop off valve can be guaranteed environment for use and personal safety.
(4) hyperbaric oxygen valve and oxygen cylinder be connected ozzle and valve body is designed to one, adopt forging forming, improved structural strength, improved manufacturability, and the probability of having avoided split type connection ozzle and valve body junction to become flexible.
This utility model is applicable to medical treatment, first aid and the health care oxygen uptake of anaerobic environment, acute poisoning and clinical respiratory disorder, cardiovascular and cerebrovascular disease and other diseases.
Claims (5)
1, a kind of portable oxygen supply, by hyperbaric oxygen valve (5), flow control device (24), bleed pressure relief valve (35), oxygen cylinder (1), charging connector stops up (9), oxygen catheter (29), oxygen uptake part (30) and Pressure gauge (37) are formed, it is characterized in that, between hyperbaric oxygen valve (5) and oxygen catheter (29), also has a flow control device (24) of forming by antivibrator (28) and cone valve (26), oxygen cylinder (1) links to each other with oxygen catheter (29) by hyperbaric oxygen valve (5) and flow control device (24), bleed pressure relief valve (35) is installed on the valve body (4) of hyperbaric oxygen valve (5), directly communicate with oxygen cylinder (1) by the passage (31) on the valve body (4), Pressure gauge (37) is loaded on the valve body (4) of hyperbaric oxygen valve (5), is positioned between hyperbaric oxygen valve (5) and the flow control device (24).
2, portable oxygen supply according to claim 1, it is characterized in that, the plate valve (12) of described hyperbaric oxygen valve (5) is loaded on the valve seat (6) of valve body (4) by screw thread, sleeve (19) is enclosed within on the plate valve (12) by square hole, valve rod (13) is inserted in the square hole of sleeve (19), plug screw (14) is screwed in the screwed hole of valve body (4), end face is by sealing gasket (18) and external stability sealing, form movable sealing by O RunddichtringO (16) and sealing gasket (17) with the outside between plug screw (14) and the valve rod (13), valve body (4) is connected with oxygen cylinder (1) by taper thread, the airway (2) and the filter (3) that communicate with oxygen cylinder (1) are housed in valve body (4), handwheel (15) is enclosed within on the valve rod (13) by square hole, tightens up with screw.
3, portable oxygen supply according to claim 2, it is characterized in that, described plate valve (12) is made up of valve body (11) and valve pad (7), valve pad (7) diameter 5mm, thickness 3mm, material is a Maranyl, it is the passage of 1mm (10) that a diameter is arranged on the valve body (11), valve seat (6) aperture 2mm, the wide 1.25mm of cutting edge, material is ledrite HPb59-1, and valve body (4) adopts RUBBER O RunddichtringO (16) respectively, polytetrafluoroethylplastic plastic sealing gasket (17) and red copper sealing gasket (18) with the movable sealing and the static seal of outside.
4, according to claim 1,2 or 3 described portable oxygen supplies, it is characterized in that, the antivibrator (28) of described flow control device (24) is contained in cone valve (26) before, it has a current limiting element that is formed by the bronze powder sintering (20), described current limiting element (20) diameter 3.5mm, thickness 2mm, described cone valve (26) diameter 3mm, the partly long 5mm of the conical surface, material is a rustless steel, the valve seat (27) of cone valve (26) is designed to one with antivibrator housing (22), aperture 1.2mm, material are red copper, when rotary fine adjustment handwheel (21), oxygen supply spigot joint (25) drives cone valve (26) and moves axially, and flow control device (24) adopts O RunddichtringO (23) with outside sealing.
5, portable oxygen supply according to claim 4, it is characterized in that, described bleed pressure relief valve (35) is positioned at valve body (4) back side of hyperbaric oxygen valve (5), profile is a hex nut, it is the pressure element of metal diaphragm (32) formation of 0.08～0.10mm by thickness that this bleed pressure relief valve (35) has one, material is the bronze band, and it is pressed on the valve seat that the aperture is 5mm (36) by nut (34), the steam vent (33) that is 1.5mm with two diameters on nut (34) six aspects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96210988 CN2251393Y (en) | 1996-05-14 | 1996-05-14 | Portable oxygen supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96210988 CN2251393Y (en) | 1996-05-14 | 1996-05-14 | Portable oxygen supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2251393Y true CN2251393Y (en) | 1997-04-09 |
Family
ID=33894066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96210988 Expired - Fee Related CN2251393Y (en) | 1996-05-14 | 1996-05-14 | Portable oxygen supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2251393Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101623526B (en) * | 2009-07-30 | 2011-02-09 | 山东大学 | High pressure oxygen injector |
| CN103157163A (en) * | 2011-12-19 | 2013-06-19 | 杭州新颖氧舱有限公司 | Piston type hand and t-branch pipe integrated breathing adjuster |
| CN108591825A (en) * | 2018-05-16 | 2018-09-28 | 潍坊学院 | A kind of quick inhalation device of portable |
| CN108853667A (en) * | 2018-07-28 | 2018-11-23 | 苏州三剑医疗科技有限公司 | The portable miniature oxygen supply of thimble-type |
| CN109602963A (en) * | 2018-12-29 | 2019-04-12 | 捷锐企业(上海)有限公司 | Oxygen uptake and vacuum suction integration module |
| RU214785U1 (en) * | 2022-08-16 | 2022-11-14 | Валерий Павлович Крутов | MOBILE DEVICE FOR INHALATION THERAPY WITH MIXTURES OF INRETE GASES WITH OXYGEN |
-
1996
- 1996-05-14 CN CN 96210988 patent/CN2251393Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101623526B (en) * | 2009-07-30 | 2011-02-09 | 山东大学 | High pressure oxygen injector |
| CN103157163A (en) * | 2011-12-19 | 2013-06-19 | 杭州新颖氧舱有限公司 | Piston type hand and t-branch pipe integrated breathing adjuster |
| CN108591825A (en) * | 2018-05-16 | 2018-09-28 | 潍坊学院 | A kind of quick inhalation device of portable |
| CN108591825B (en) * | 2018-05-16 | 2020-04-28 | 刘彦标 | Portable quick oxygen inhalation device |
| CN108853667A (en) * | 2018-07-28 | 2018-11-23 | 苏州三剑医疗科技有限公司 | The portable miniature oxygen supply of thimble-type |
| CN108853667B (en) * | 2018-07-28 | 2023-10-13 | 苏州三剑医疗科技有限公司 | Portable thimble type miniature oxygen supply device |
| CN109602963A (en) * | 2018-12-29 | 2019-04-12 | 捷锐企业(上海)有限公司 | Oxygen uptake and vacuum suction integration module |
| RU214785U1 (en) * | 2022-08-16 | 2022-11-14 | Валерий Павлович Крутов | MOBILE DEVICE FOR INHALATION THERAPY WITH MIXTURES OF INRETE GASES WITH OXYGEN |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |