CN203866034U - Safety device for preventing sustained combustion assistance at oxygen outlet end of oxygen generator - Google Patents
Safety device for preventing sustained combustion assistance at oxygen outlet end of oxygen generator Download PDFInfo
- Publication number
- CN203866034U CN203866034U CN201420173237.5U CN201420173237U CN203866034U CN 203866034 U CN203866034 U CN 203866034U CN 201420173237 U CN201420173237 U CN 201420173237U CN 203866034 U CN203866034 U CN 203866034U
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- fire prevention
- oxygen
- output end
- prevention joint
- elastic force
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- Expired - Lifetime
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 197
- 239000001301 oxygen Substances 0.000 title claims abstract description 197
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 197
- 238000002485 combustion reaction Methods 0.000 title abstract 5
- 230000002459 sustained effect Effects 0.000 title abstract 4
- 239000002808 molecular sieve Substances 0.000 claims abstract description 25
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 230000002265 prevention Effects 0.000 claims description 160
- WSNMPAVSZJSIMT-UHFFFAOYSA-N COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 Chemical compound COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 WSNMPAVSZJSIMT-UHFFFAOYSA-N 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000003063 flame retardant Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 210000005239 tubule Anatomy 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000036541 health Effects 0.000 abstract description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical group N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract 1
- 230000009970 fire resistant effect Effects 0.000 abstract 1
- 238000001179 sorption measurement Methods 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006353 environmental stress Effects 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Gas Burners (AREA)
Abstract
The utility model relates to the field of medical, household and health care oxygen generators, in particular to a safety device for preventing sustained combustion assistance at an oxygen outlet end of an oxygen generator. The device can prevent sustained combustion assistance of fire when a molecular sieve oxygen generator is on fire, and enables the oxygen-releasing mechanical structure of the oxygen generator to be automatically turned off when the oxygen outlet end of the medical and household molecular sieve oxygen generator is on fire. An elastic flame retardant core rod is additionally mounted inside a fireproof joint, and is supported by supporting springs to form an airflow passage in normal operation; in the case of a fire disaster at the outer part of the device, a combustible shell at the outer part of the fire-resistant joint is burnt, then the elastic core rod is ejected by the inside supporting springs, and a disconnected passage is formed in the oxygen outlet of the molecular sieve oxygen generator in virtue of the matching of sealing gaskets and the outer shell of the fireproof joint, so that the sustained combustion assistance of the high-concentration oxygen produced by the oxygen generator is prevented. The safety device is effective in stopping the combustion assistance effect of the high concentration oxygen produced by the molecular sieve oxygen generator, thereby being safe, reliable, low in cost, and suitable for safe flame retardance at the oxygen outlet ends of the oxygen generators adopting all oxygen generation manners, and effectively improving the use safety of the oxygen generators.
Description
Technical field
That the utility model relates to is medical, family expenses, health-care machine for producing oxygen field, be specially a kind of oxygenerator oxygen output end that stops and continue combustion-supporting security device, be mainly used in medical, family expenses, health-care machine for producing oxygen while running into fire, can stop oxygenerator oxygen output end mouth to continue a kind of security device of output oxygen.
Background technology
Pressure-variable adsorption (Pressure Swing Adsorption, be called for short PSA), it is a kind of new gas adsorption separation technology, the principle of work of molecular sieve THE PRESSURE SWING ADSORPTION OXYGEN GENERATING DEVICE is: after being pressurizeed by air compressor, through air pretreatment system forced air after treatment, the pressure by adsorbing tower with molecular sieve is periodically pressurizeed, in adsorption tower can increase.At this moment, molecular sieve, along with the rising of environmental stress, is understood the nitrogen in a large amount of absorbed airs, and airborne oxygen still exists with gas form, and is collected through piping, and this process is " absorption " process.In the time that the molecular sieve adsorption nitrogen in adsorption tower acquires a certain degree, adsorption tower is carried out to exhaust decompression, molecular sieve is along with environmental stress reduces, and the ability of absorption nitrogen declines, and nitrogen is released from molecular sieve inside, and this process is " desorb " process.Molecular sieve THE PRESSURE SWING ADSORPTION OXYGEN GENERATING DEVICE tool has the following advantages: 1. product purity is high; 2. generally can under room temperature and not high pressure, work, when bed regeneration, need not heat energy saving economy; 3. equipment is simple, operation, easy maintenance; 4. continuous circulation operation, can reach automatization completely.
Along with the development of pressure swing adsorption, it is no longer unique selection that the patient who has oxygen uptake to need goes hospital's oxygen uptake, and small-sized medical, family expenses, health-care machine for producing oxygen enter in ordinary people man gradually.Along with social progress, the rising fast of the field of household electrical appliance, electric fireproof safety and family fire problem are also to the stage that can not be ignored.Molecular sieve THE PRESSURE SWING ADSORPTION OXYGEN GENERATING DEVICE of the prior art, and reckon without molecular-sieve oxygen generator in the situation that suddenly on fire in the time of oxygen uptake, when the intensity of a fire extends to fire prevention joint, how to stop fast oxygenerator oxygen output end to continue the problems such as combustion-supporting.
Utility model content
For the problem that occurs fire in medical, family expenses, health care oxygen uptake process, the purpose of this utility model is to provide a kind of safe and reliable, time of response and stops soon, cheaply oxygenerator oxygen output end to continue combustion-supporting security device, combustion-supporting for stoping oxygenerator oxygen output end to continue.
The technical solution of the utility model is:
A kind of oxygenerator oxygen output end that stops continues combustion-supporting security device, this security device comprises: fire prevention joint oxygen output end, elastic force core bar, fire prevention joint oxygen feeding inlet, concrete structure is as follows: fire prevention joint, for fire prevention joint oxygen output end and fire prevention joint oxygen feeding inlet two portions constitute by an active connection, forms closed cavity between fire prevention joint oxygen output end and fire prevention joint oxygen feeding inlet; Elastic force core bar is set in described closed cavity, and elastic force core bar and fire prevention joint oxygen output end form the mechanical switch of break-make, as the structure of closing gas circuit.
Described prevention oxygenerator oxygen output end continues combustion-supporting security device, and fire prevention joint oxygen output end is sealed and screwed by seal gasket with fire prevention joint oxygen feeding inlet junction, forms closed cavity.
Described prevention oxygenerator oxygen output end continues combustion-supporting security device, and the support end at elastic force core bar top supports by support spring, is stuck on the circular draw-in groove in fire prevention joint oxygen output end.
Described prevention oxygenerator oxygen output end continues combustion-supporting security device, and elastic force core bar cover has elastic force lasso, and elastic force lasso is positioned at elastic force core bar and fire prevention joint oxygen output end combination section.
Described prevention oxygenerator oxygen output end continues combustion-supporting security device, fire prevention joint oxygen output end side arranges hexagonal structure I, fire prevention joint oxygen feeding inlet side arranges hexagonal structure II, fire prevention joint shell and molecular-sieve oxygen generator adopt the hexagonal structure I of hexagonal configuration as spacing fixed installation mode, and the junction blind end of the fire prevention joint oxygen output end of fire prevention joint and fire prevention joint oxygen feeding inlet adopts the hexagonal structure II of hexagonal configuration as screwing and fixing mounting means.
Described prevention oxygenerator oxygen output end continues combustion-supporting security device, fire prevention joint is that fire prevention joint oxygen output end and fire prevention joint oxygen feeding inlet two portions are threaded connection formation, fire prevention joint oxygen output end and fire prevention joint oxygen feeding inlet are the reducing tubular structure of hollow, one end that fire prevention joint oxygen output end is larger with fire prevention joint oxygen feeding inlet internal diameter is connected, this junction is sealed and is screwed by seal gasket, forms closed cavity; Elastic force core bar is set in described closed cavity, the side of elastic force core bar is cone structure, fire prevention less one end of joint oxygen output end internal diameter clamps circular draw-in groove by step-shaped hole structure, one end that elastic force core bar diameter is less arranges support end, one end that elastic force core bar diameter is larger arranges support spring, the support end at elastic force core bar top is subject to the support of support spring, is stuck on the circular draw-in groove in fire prevention joint oxygen output end.
Described prevention oxygenerator oxygen output end continues combustion-supporting security device, in the reducing tubular structure of fire prevention joint oxygen output end, passes through to cut off the conical surface transition of wall between tubule and extra heavy pipe; In the middle part of elastic force core bar, deflection larger one end of diameter is provided with annular boss I and annular boss II, and annular boss I and annular boss II are all arranged in the larger cavity of internal diameter of fire prevention joint oxygen output end and the formation of fire prevention joint oxygen feeding inlet junction.
Described prevention oxygenerator oxygen output end continues combustion-supporting security device, in the annular boss I near fire prevention joint oxygen output end, is set with elastic force lasso, and elastic force lasso is the relative structure of the conical surface with corresponding section inside cut-out wall; Elastic force core bar is near the annular boss II Outboard Sections suit support spring of fire prevention joint oxygen feeding inlet, and the two ends of support spring are supported by step and the annular boss II of fire prevention joint oxygen feeding inlet inner chamber.
Described prevention oxygenerator oxygen output end continues combustion-supporting security device, the elastic force core bar that elastic force core bar adopts fire retardant material to manufacture, the fire prevention joint that fire prevention joint adopts combustible material to manufacture, meet fire and produce fast distortion, make elastic force core bar be subject to the resilient support of support spring to break through the resistance of the circular draw-in groove of fire prevention joint, elastic force lasso forms sealing with cutting off wall close contact, by the path blockade of fire prevention joint.
Described prevention oxygenerator oxygen output end continues combustion-supporting security device, the side of fire prevention joint oxygen output end external diameter major part arranges hexagonal structure I, the side of fire prevention joint oxygen feeding inlet external diameter major part arranges hexagonal structure II, fire prevention joint shell and molecular-sieve oxygen generator adopt the hexagonal structure I of hexagonal configuration as spacing fixed installation mode, and the junction blind end of the fire prevention joint oxygen output end of fire prevention joint and fire prevention joint oxygen feeding inlet adopts the hexagonal structure II of hexagonal configuration as screwing and fixing mounting means.
Design philosophy of the present utility model is:
Core devices of the present utility model is the gas path on-off mechanical switch that elastic force core bar is housed, in the time of outside presence of fire, high-concentration oxygen medical, that domestic molecular sieve oxygen generator produces can play combustion-supporting effect, the action of fire prevention joint is closed molecular-sieve oxygen generator oxygen exhaust, thereby reach the lasting combustion-supporting object of high-concentration oxygen that blocking-up oxygenerator produces, prevent lasting the stretching of the intensity of a fire.
Advantage of the present utility model and beneficial effect are:
1, prevention oxygenerator oxygen output end of the present utility model continues combustion-supporting security device, and this device is equipped with the fire prevention joint of spring and elastic force core bar.In the time of oxygen uptake presence of fire in the situation that, when the intensity of a fire extends to fire prevention joint, the fusing of fire prevention joint oxygen output end shell, be subject to spring supporting rapid reaction to close oxygenerator with the elastic force core bar of fire retardant material manufacture and go out oxygen path, reach and stoped oxygenerator oxygen output end to continue combustion-supporting object.
2, prevention oxygenerator oxygen output end of the present utility model continues combustion-supporting security device, and durable in use, the time of response is fast, safe and reliable, and cost is low, is applicable to medical, family expenses, the health-care machine for producing oxygen of all employing oxygen modes.
3, the utility model is effective, safe and reliable at the high-concentration oxygen combustion-supporting effect that blocks molecular sieve oxygen generation, and cost is low, is applicable to all oxygen mode oxygenerator oxygen exhaust end safety fire-retardant, effectively improves the security that oxygenerator uses.
Brief description of the drawings
Fig. 1-Fig. 2 is structural representation of the present utility model; Wherein, Fig. 1 is sectional view, and Fig. 2 is outside drawing.
In figure, 1, fire prevention joint oxygen output end; 2, elastic force core bar; 3, elastic force lasso; 4, fire prevention joint oxygen feeding inlet; 5, support spring; 6, seal gasket; 7, circular draw-in groove; 8, support end; 9, cut off wall; 10, hexagonal structure I; 11, hexagonal structure II; 16 annular boss I; 17 annular boss II.
Fig. 3-Fig. 4 is the utility model usage example schematic diagram; Wherein, Fig. 3 is the schematic diagram while using security device, and Fig. 4 is the schematic diagram using before security device.
In figure, 12, fire prevention joint; 13, panel; 14, molecular-sieve oxygen generator; 15, hexagonal mounting groove.
Embodiment
The utility model prevention oxygenerator oxygen output end continues the fire prevention joint of combustion-supporting security device for fire prevention joint oxygen output end and the joint oxygen feeding inlet two portions of preventing fires constitute by an active connection, and between fire prevention joint oxygen output end and fire prevention joint oxygen feeding inlet, forms closed cavity; Elastic force core bar is set in described closed cavity, and elastic force core bar and fire prevention joint oxygen output end form the mechanical switch of break-make, as the structure of closing gas circuit.Wherein, fire prevention joint oxygen output end is sealed and is screwed by seal gasket with fire prevention joint oxygen feeding inlet junction, forms closed cavity; The support end at elastic force core bar top supports by support spring, is stuck on the circular draw-in groove in fire prevention joint oxygen output end.
As Figure 1-Figure 4, the utility model stops oxygenerator oxygen output end to continue combustion-supporting security device and mainly comprises: fire prevention joint oxygen output end 1, elastic force core bar 2, elastic force lasso 3, fire prevention joint oxygen feeding inlet 4, support spring 5, seal gasket 6, circular draw-in groove 7, support end 8, cut-out wall 9, hexagonal structure I 10, hexagonal structure II 11 etc., and concrete structure is as follows:
Fire prevention joint 12 is that fire prevention joint oxygen output end 1 and fire prevention joint oxygen feeding inlet 4 two portions are threaded connection formation, fire prevention joint oxygen output end 1 and fire prevention joint oxygen feeding inlet 4 are the reducing tubular structure of hollow, one end that fire prevention joint oxygen output end 1 is larger with fire prevention joint oxygen feeding inlet 4 internal diameters is connected, this junction screws by seal gasket 6 sealings, forms closed cavity; Elastic force core bar 2 is set in described closed cavity, the side of elastic force core bar 2 is cone structure, fire prevention joint oxygen output end 1 less one end of internal diameter clamps circular draw-in groove 7 by step-shaped hole structure, one end that elastic force core bar 2 diameters are less arranges support end 8, one end that elastic force core bar 2 diameters are larger arranges support spring 5, the support end 8 at elastic force core bar 2 tops is subject to the support of support spring 5, is tightly stuck on the circular draw-in groove 7 in fire prevention joint oxygen output end 1, and elastic force lasso 3 is enclosed within on elastic force core bar 2.
In the reducing tubular structure of fire prevention joint oxygen output end 1, between tubule and extra heavy pipe, pass through to cut off the conical surface transition of wall 9; Elastic force core bar 2 deflection larger one end of diameter, middle part are provided with annular boss I 16 and annular boss II 17, and annular boss I 16 and annular boss II 17 are all arranged in the larger cavity of internal diameter of fire prevention joint oxygen output end 1 and the 4 junctions formation of fire prevention joint oxygen feeding inlet;
In annular boss I 16 near fire prevention joint oxygen output end 1, be set with elastic force lasso 3, elastic force lasso 3 is the relative structure of the conical surface with cutting off wall 9 corresponding sections, inner side; Elastic force core bar 2 is near the annular boss II 17 Outboard Sections suit support springs 5 of fire prevention joint oxygen feeding inlet 4, and the two ends of support spring 5 are supported by step and the annular boss II 17 of fire prevention joint oxygen feeding inlet 4 inner chambers;
Thereby this device fire prevention elastic force core bar 2 and fire prevention joint 12 ports form the mechanical switch of break-makes, form the structure of closing gas circuit.
In the utility model, the side of fire prevention joint oxygen output end 1 external diameter major part arranges hexagonal structure I 10, the side of fire prevention joint oxygen feeding inlet 4 external diameter major parts arranges hexagonal structure II 11, fire prevention joint 12 shells and molecular-sieve oxygen generator 14 adopt the hexagonal structure I 10 of hexagonal configuration as spacing fixed installation mode, and the junction blind end of the fire prevention joint oxygen output end 1 of fire prevention joint 12 and fire prevention joint oxygen feeding inlet 4 adopts the hexagonal structure II 11 of hexagonal configuration as screwing and fixing mounting means.Elastic force core bar 2 adopts fire retardant material manufacture, fire prevention joint 12 shells adopt combustible material manufacture, meet fire and produce fast distortion, make elastic force core bar 2 be subject to the resilient support of support spring 5 to break through the resistance of the circular draw-in groove 7 of fire prevention joint, elastic force lasso 3 forms sealing with cutting off wall 9 close contacts, by the path blockade of fire prevention joint 12.One end of elastic force core bar 2 increases support spring 5, makes to prevent fires piecing devices in the time of normal work, can produce the pressure of being ready at all times to close gas circuit.Elastic force core bar 2 increases elastic force lasso 3 with fire prevention joint 12 matching parts, safe and reliable when the piecing devices that make to prevent fires sealing gas circuit, reaches the effect of closing completely.
As Figure 3-Figure 4, the hexagonal structure I 10 of fire prevention joint oxygen output end 1, the hexagonal structure II 11 of fire prevention joint oxygen feeding inlet 4 are corresponding with hexagonal mounting groove 15 openings of panel 13 open holess of molecular-sieve oxygen generator 14, hexagonal structure I 10 is stuck in the hexagonal mounting groove 15 of panel 13, the hexagonal structure II 11 of fire prevention joint oxygen feeding inlet 4 can be locked with instruments such as spanners, making to prevent fires is fixedly connected with between joint oxygen output end 1, fire prevention joint oxygen feeding inlet 4, and press seal rubber cushion 6 is realized sealing.
Working process of the present utility model is as follows:
Carry out running into fire in oxygen uptake at use oxygenerator, oxygenerator continues oxygen supply, the oxygen producing accelerates the burning of combustiblesubstance, in the time being burned to fire prevention joint oxygen output end 1, melt circular draw-in groove 7, make the support end 8 of elastic force core bar 2 lose the support of circular draw-in groove 7, the support that is subject to support spring 5 travels forward, elastic force lasso 3 is combined closely with cutting off wall 9, has cut off the output of oxygen, has reached and has stoped oxygenerator to continue combustion-supporting object.
Embodiment result shows, the utility model security device forms a physical construction of meeting fire and can automatically cut out oxygenerator and go out oxygen at medical domestic molecular sieve oxygen generator oxygen exhaust end.Install the fire-retardant core bar of an elastic force additional in fire prevention joint inside, when normal operation, support and form current path by support spring; In the time of outside presence of fire, after the outside incendivity housing burning of fire prevention joint, inner support spring is elastic force core bar jack-up, and gasket coordinates the formation of molecular-sieve oxygen generator oxygen exhaust is opened circuit with fire prevention joint shell, and the high-concentration oxygen that has stoped oxygenerator to produce continues combustion-supporting.
Claims (10)
1. one kind stops oxygenerator oxygen output end to continue combustion-supporting security device, it is characterized in that, this security device comprises: fire prevention joint oxygen output end, elastic force core bar, fire prevention joint oxygen feeding inlet, concrete structure is as follows: fire prevention joint, for fire prevention joint oxygen output end and fire prevention joint oxygen feeding inlet two portions constitute by an active connection, forms closed cavity between fire prevention joint oxygen output end and fire prevention joint oxygen feeding inlet; Elastic force core bar is set in described closed cavity, and elastic force core bar and fire prevention joint oxygen output end form the mechanical switch of break-make, as the structure of closing gas circuit.
2. continue combustion-supporting security device according to prevention oxygenerator oxygen output end claimed in claim 1, it is characterized in that, fire prevention joint oxygen output end is sealed and is screwed by seal gasket with fire prevention joint oxygen feeding inlet junction, forms closed cavity.
3. continue combustion-supporting security device according to prevention oxygenerator oxygen output end claimed in claim 1, it is characterized in that, the support end at elastic force core bar top supports by support spring, is stuck on the circular draw-in groove in fire prevention joint oxygen output end.
4. continue combustion-supporting security device according to prevention oxygenerator oxygen output end claimed in claim 1, it is characterized in that, elastic force core bar cover has elastic force lasso, and elastic force lasso is positioned at elastic force core bar and fire prevention joint oxygen output end combination section.
5. continue combustion-supporting security device according to prevention oxygenerator oxygen output end claimed in claim 1, it is characterized in that, fire prevention joint oxygen output end side arranges hexagonal structure I, fire prevention joint oxygen feeding inlet side arranges hexagonal structure II, fire prevention joint shell and molecular-sieve oxygen generator adopt the hexagonal structure I of hexagonal configuration as spacing fixed installation mode, and the junction blind end of the fire prevention joint oxygen output end of fire prevention joint and fire prevention joint oxygen feeding inlet adopts the hexagonal structure II of hexagonal configuration as screwing and fixing mounting means.
6. continue combustion-supporting security device according to prevention oxygenerator oxygen output end claimed in claim 1, it is characterized in that, fire prevention joint is that fire prevention joint oxygen output end and fire prevention joint oxygen feeding inlet two portions are threaded connection formation, fire prevention joint oxygen output end and fire prevention joint oxygen feeding inlet are the reducing tubular structure of hollow, one end that fire prevention joint oxygen output end is larger with fire prevention joint oxygen feeding inlet internal diameter is connected, this junction is sealed and is screwed by seal gasket, forms closed cavity; Elastic force core bar is set in described closed cavity, the side of elastic force core bar is cone structure, fire prevention less one end of joint oxygen output end internal diameter clamps circular draw-in groove by step-shaped hole structure, one end that elastic force core bar diameter is less arranges support end, one end that elastic force core bar diameter is larger arranges support spring, the support end at elastic force core bar top is subject to the support of support spring, is stuck on the circular draw-in groove in fire prevention joint oxygen output end.
7. continue combustion-supporting security device according to prevention oxygenerator oxygen output end claimed in claim 6, it is characterized in that, in the reducing tubular structure of fire prevention joint oxygen output end, between tubule and extra heavy pipe, pass through to cut off the conical surface transition of wall; In the middle part of elastic force core bar, deflection larger one end of diameter is provided with annular boss I and annular boss II, and annular boss I and annular boss II are all arranged in the larger cavity of internal diameter of fire prevention joint oxygen output end and the formation of fire prevention joint oxygen feeding inlet junction.
8. continue combustion-supporting security device according to prevention oxygenerator oxygen output end claimed in claim 7, it is characterized in that, in the annular boss I near fire prevention joint oxygen output end, be set with elastic force lasso, elastic force lasso is the relative structure of the conical surface with corresponding section inside cut-out wall; Elastic force core bar is near the annular boss II Outboard Sections suit support spring of fire prevention joint oxygen feeding inlet, and the two ends of support spring are supported by step and the annular boss II of fire prevention joint oxygen feeding inlet inner chamber.
9. continue combustion-supporting security device according to prevention oxygenerator oxygen output end claimed in claim 6, it is characterized in that, the elastic force core bar that elastic force core bar adopts fire retardant material to manufacture, the fire prevention joint that fire prevention joint adopts combustible material to manufacture, meet fire and produce fast distortion, make elastic force core bar be subject to the resilient support of support spring to break through the resistance of the circular draw-in groove of fire prevention joint, elastic force lasso forms sealing with cutting off wall close contact, by the path blockade of fire prevention joint.
10. continue combustion-supporting security device according to prevention oxygenerator oxygen output end claimed in claim 6, it is characterized in that, the side of fire prevention joint oxygen output end external diameter major part arranges hexagonal structure I, the side of fire prevention joint oxygen feeding inlet external diameter major part arranges hexagonal structure II, fire prevention joint shell and molecular-sieve oxygen generator adopt the hexagonal structure I of hexagonal configuration as spacing fixed installation mode, and the junction blind end of the fire prevention joint oxygen output end of fire prevention joint and fire prevention joint oxygen feeding inlet adopts the hexagonal structure II of hexagonal configuration as screwing and fixing mounting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420173237.5U CN203866034U (en) | 2014-04-09 | 2014-04-09 | Safety device for preventing sustained combustion assistance at oxygen outlet end of oxygen generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420173237.5U CN203866034U (en) | 2014-04-09 | 2014-04-09 | Safety device for preventing sustained combustion assistance at oxygen outlet end of oxygen generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203866034U true CN203866034U (en) | 2014-10-08 |
Family
ID=51647013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420173237.5U Expired - Lifetime CN203866034U (en) | 2014-04-09 | 2014-04-09 | Safety device for preventing sustained combustion assistance at oxygen outlet end of oxygen generator |
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| Country | Link |
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| CN (1) | CN203866034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109481816A (en) * | 2018-12-28 | 2019-03-19 | 江苏鱼跃医疗设备股份有限公司 | A kind of gas occluding device and humidification machine or oxygen concentrator using it |
-
2014
- 2014-04-09 CN CN201420173237.5U patent/CN203866034U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109481816A (en) * | 2018-12-28 | 2019-03-19 | 江苏鱼跃医疗设备股份有限公司 | A kind of gas occluding device and humidification machine or oxygen concentrator using it |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 110027 no.77-1, No.13 Road, Shenyang Economic and Technological Development Zone, Liaoning Province Patentee after: Shenyang ai'ertai Medical Technology Co.,Ltd. Address before: No. 30, Huahai Road, Shenyang Economic and Technological Development Zone, Liaoning Province Patentee before: SHENYANG AERTI TECH Co.,Ltd. |
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Assignee: Shenyang Zhiai Network E-commerce Co.,Ltd. Assignor: Shenyang ai'ertai Medical Technology Co.,Ltd. Contract record no.: X2023210000100 Denomination of utility model: A safety device to prevent continuous combustion support at the oxygen outlet of the oxygen generator Granted publication date: 20141008 License type: Common License Record date: 20230908 |
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