CN104491964A - Oxygen supply apparatus with pressure relief function - Google Patents
Oxygen supply apparatus with pressure relief function Download PDFInfo
- Publication number
- CN104491964A CN104491964A CN201410785036.5A CN201410785036A CN104491964A CN 104491964 A CN104491964 A CN 104491964A CN 201410785036 A CN201410785036 A CN 201410785036A CN 104491964 A CN104491964 A CN 104491964A
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- oxygen
- passage
- filling channel
- oxygen supply
- relief cock
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- Respiratory Apparatuses And Protective Means (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to an oxygen supply apparatus with a pressure relief function. The oxygen supply apparatus comprises an oxygen economizer with an oxygen inlet and an oxygen outlet, and the oxygen inlet is provided with a pressure reliever. The oxygen supply apparatus is provided with a pressure relief switch, so that when an oxygen container has large gas pressure as being full of oxygen, pressure can be limited by regulating opening of the pressure relief switch so as to protect an oxygen economizer of the oxygen supply apparatus.
Description
Technical field
The present invention relates to carry-on oxygen supply equipment, particularly a kind of oxygen supply with decompression.
Background technology
U.S. Patent number US6484721B1 discloses a kind of pneumatic oxygen storage device on November 26th, 2002, can in medical procedure delivering oxygen or other gas effectively, allow patient just can oxygen intake or other medical gas in the initial period of air-breathing, when patient starts air-breathing, use pneumatic oxygen storage device, after time air-breathing set first, a bit of exhaust gas flow can continue to flow to patient, in case there is repeatedly pulse of oxygen phenomenon.But this pneumatic oxygen storage device also Shortcomings, does not mainly reduce pressure and aerification function, so have much room for improvement.
Summary of the invention
The object of the invention is to overcome the deficiency existed in above-mentioned prior art structure, and provide a kind of simple and reasonable for structure, by the oxygen supply with decompression preventing oxygen saver impaired that reduces pressure.
The object of the present invention is achieved like this:
Have an oxygen supply for decompression, comprise the oxygen saver being provided with oxygen feeder and oxygen exhaust, it is characterized in that, described oxygen feeder is provided with decompressor.
Object of the present invention can also adopt following technical measures to solve:
As a kind of scheme more specifically, described decompressor comprises valve body and relief cock, and valve body is provided with into oxygen passage and goes out oxygen passage, enters oxygen passage for being connected with oxygen container, go out oxygen passage to be communicated with the oxygen feeder of oxygen saver, relief cock is arranged on into oxygen passage and goes out between oxygen passage.
Described relief cock comprises spool and valve block, and described valve body correspondence is entered oxygen passage and go out between oxygen passage to be provided with relief cock installation cavity; Described valve block and spool are successively set in relief cock installation cavity, valve block outer wall coordinate with relief cock installation cavity inner wall sealing and corresponding go out oxygen passage be provided with flow channels; Described spool is connected with the inner thread of relief cock installation cavity and is sealed and matched, and the flow channels aperture being realized valve block by rotary spool is controlled.
Described valve block is sheet rubber, and the end face that valve block is relative with spool is coordinated by loop concave and annular convex surface.
Described spool outer face is provided with regulating tank, is coordinated with regulating tank by screwdriver, can rotary spool.
As better embodiment, described valve body is also provided with fast aeration connecting device.
Described fast aeration connecting device comprises gas tube and check valve, is provided with filling channel in gas tube, and oxygen channel connection is entered with decompressor valve body in filling channel the inner, and check valve is arranged in filling channel.
Described check valve comprises back-up ring, spring, chock plug and sealing ring, and chock plug, spring and back-up ring put into filling channel from the inner of the filling channel of gas tube successively, and back-up ring is fixedly connected with the inner of filling channel; Described sealing ring is arranged on chock plug front end, and the corresponding chock plug front end of filling channel is provided with slot, and sealing ring is used for being sealed and matched with slot; Be provided with retainer ring in described filling channel outer end, retainer ring is provided with centre bore, and center bore inner wall is provided with sealing ring.
Control section, oxygen buffer memory part, breathing sensing part and Flow-rate adjustment part when described oxygen saver comprises mount pad and is arranged on the oxygen flow meter in mount pad, described go out oxygen passage be connected with control section during oxygen flow meter, during oxygen flow meter, control section is also connected with breathing sensing part and oxygen buffer memory part respectively, breathe sensing part and be provided with pressure release gas outlet, oxygen buffer memory part is also connected with Flow-rate adjustment part, and described oxygen exhaust is connected with Flow-rate adjustment part.
The mount pad of described oxygen saver is connected with the valve body molding of decompressor or split.
Beneficial effect of the present invention is as follows:
(1) this oxygen supply has relief cock, when oxygen container to have because being full of oxygen comparatively atmospheric pressure time, pressure can be limited, to protect the oxygen saver of oxygen supply by regulating the aperture of relief cock;
(2) this oxygen supply also has inflation inlet, can realize inflating oxygen container, and, can relief cock be closed during inflation, avoid the oxygen saver of high pressure oxygen to oxygen supply be filled with to cause damage;
(3) this oxygen supply is applicable to outdoor use, is particularly useful for individual soldier's oxygen supply.
Accompanying drawing explanation
Fig. 1 is one embodiment of the invention structural representation.
Fig. 2 is another angled arrangement schematic diagram of Fig. 1.
Fig. 3 is plan structure schematic diagram of the present invention.
Fig. 4 is the A-A structural representation of Fig. 3.
Fig. 5 is B place structure for amplifying schematic diagram in Fig. 4.
Fig. 6 is relief cock open mode structural representation in Fig. 5.
Fig. 7 is inflated condition structural representation of the present invention.
Fig. 8 is structural principle block diagram of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
See shown in Fig. 1 to Fig. 8, a kind of oxygen supply with decompression, comprises the oxygen saver 5 being provided with oxygen feeder 52 and oxygen exhaust 51, and described oxygen feeder 52 is provided with decompressor 3.
Described decompressor 3 comprises valve body 2 and relief cock, valve body 2 is provided with into oxygen passage 21 and goes out oxygen passage 22, entering oxygen passage 21 for being connected with oxygen container 1, going out oxygen passage 22 and being communicated with the oxygen feeder 52 of oxygen saver 5, relief cock is arranged on into oxygen passage 21 and goes out between oxygen passage 22.
Above-mentioned enter the diameter of oxygen passage 21 be greater than oxygen passage 22 diameter.
Described relief cock comprises spool 31 and valve block 32, and described valve body 2 correspondence is entered oxygen passage 21 and go out between oxygen passage 22 to be provided with relief cock installation cavity; Described valve block 32 and spool 31 are successively set in relief cock installation cavity, valve block 32 outer wall coordinate with relief cock installation cavity inner wall sealing and corresponding go out oxygen passage 22 be provided with flow channels 321; Described spool 31 is connected with the inner thread of relief cock installation cavity and is sealed and matched, and flow channels 321 aperture being realized valve block 32 by rotary spool 31 is controlled.
Described valve block 32 is sheet rubber, and the end face that valve block 32 is relative with spool 31 is coordinated by loop concave and annular convex surface.
Described spool 31 outer face is provided with regulating tank.
Described valve body 2 is also provided with fast aeration connecting device 10.
Described fast aeration connecting device 10 comprises gas tube 4 and check valve, is provided with filling channel 41 in gas tube 4, and filling channel 41 the inner is communicated with the oxygen passage 21 that enters of decompressor 3 valve body 2, and check valve is arranged in filling channel 41.
Described check valve comprises back-up ring 42, spring 6, chock plug 7 and sealing ring 71, and chock plug 7, spring 6 and back-up ring 42 put into filling channel 41 from the inner of the filling channel 41 of gas tube 4 successively, and back-up ring 42 is fixedly connected with the inner of filling channel 41; Described sealing ring 71 is arranged on chock plug 7 front end, and filling channel 41 corresponding chock plug 7 front end is provided with slot, and sealing ring 71 is for being sealed and matched with slot; Be provided with retainer ring 8 in described filling channel 41 outer end, retainer ring 8 is provided with centre bore 81, and centre bore 81 inwall is provided with sealing ring 82.
Control section 53, oxygen buffer memory part 54, breathing sensing part 55 and Flow-rate adjustment part 56 when described oxygen saver 5 comprises mount pad 50 and is arranged on the oxygen flow meter in mount pad 50, described go out oxygen passage 22 be connected with control section during oxygen flow meter 53, during oxygen flow meter, control section 53 is also connected with breathing sensing part 55 and oxygen buffer memory part 54 respectively, breathe sensing part 55 and be provided with pressure release gas outlet 551, oxygen buffer memory part 54 is also connected with Flow-rate adjustment part 56, described oxygen exhaust 51 is connected with Flow-rate adjustment part 56, as shown in Figure 8.
The mount pad 50 of described oxygen saver 5 is connected with valve body 2 split of decompressor 3.
Described valve body 2 and oxygen container 1(oxygen cylinder) bottleneck 11 be connected.
Its operation principle is: shown in composition graphs 8, oxygen in oxygen container 1 passes through oxygen passage 22 along G arrow and enters into oxygen saver 5 after decompressor, then after oxygen buffer memory part 54 and Flow-rate adjustment part 56, user's (specifically see U.S. Patent number US6484721B1, no longer can describing in detail) is supplied successively from oxygen exhaust 51 along the H direction of arrow.When needs are inflated to oxygen container 1, first relief cock cuts out, the oxygen supply joint 9 of oxygen generating plant is connected with the gas tube 4 of fast aeration connecting device 10, oxygen supply pin 91 in oxygen supply joint 9 inserts in the filling channel 41 of gas tube 4, further, the sealing ring 82 in the outer wall of oxygen supply pin 91 and gas tube 4 outer end is sealed and matched (see C arrow in Fig. 7 Suo Shi).The hyperbaric oxygen of oxygen generating plant enters in filling channel 41 along F arrow through the oxygen supply pin hole 92 of oxygen supply pin 91, because oxygen container 1 internal pressure is less than the oxygen supply pressure of oxygen generating plant, so the chock plug 7 of check valve can overcome spring 6 power toward interior movement (see D arrow in Fig. 7 Suo Shi), the slot place of filling channel 41 is opened (see E arrow in Fig. 7 Suo Shi), and it is inner that oxygen enters into oxygen container 1.
Claims (10)
1. have an oxygen supply for decompression, comprise the oxygen saver being provided with oxygen feeder and oxygen exhaust, it is characterized in that, described oxygen feeder is provided with decompressor.
2. there is the oxygen supply of decompression according to claim 1, it is characterized in that, described decompressor comprises valve body and relief cock, valve body is provided with into oxygen passage and goes out oxygen passage, enter oxygen passage for being connected with oxygen container, go out oxygen passage to be communicated with the oxygen feeder of oxygen saver, relief cock is arranged on into oxygen passage and goes out between oxygen passage.
3. have the oxygen supply of decompression according to claim 2, it is characterized in that, described relief cock comprises spool and valve block, and described valve body correspondence is entered oxygen passage and go out between oxygen passage to be provided with relief cock installation cavity;
Described valve block and spool are successively set in relief cock installation cavity, valve block outer wall coordinate with relief cock installation cavity inner wall sealing and corresponding go out oxygen passage be provided with flow channels;
Described spool is connected with the inner thread of relief cock installation cavity and is sealed and matched, and the flow channels aperture being realized valve block by rotary spool is controlled.
4. have the oxygen supply of decompression according to claim 3, it is characterized in that, described valve block is sheet rubber, and the end face that valve block is relative with spool is coordinated by loop concave and annular convex surface.
5. have the oxygen supply of decompression according to claim 3, it is characterized in that, described spool outer face is provided with regulating tank.
6. there is the oxygen supply of decompression according to claim 2, it is characterized in that, described valve body is also provided with fast aeration connecting device.
7. there is the oxygen supply of decompression according to claim 6, it is characterized in that, described fast aeration connecting device comprises gas tube and check valve, is provided with filling channel in gas tube, oxygen channel connection is entered with decompressor valve body in filling channel the inner, and check valve is arranged in filling channel.
8. there is the oxygen supply of decompression according to claim 7, it is characterized in that, described check valve comprises back-up ring, spring, chock plug and sealing ring, and chock plug, spring and back-up ring put into filling channel from the inner of the filling channel of gas tube successively, and back-up ring is fixedly connected with the inner of filling channel;
Described sealing ring is arranged on chock plug front end, and the corresponding chock plug front end of filling channel is provided with slot, and sealing ring is used for being sealed and matched with slot;
Be provided with retainer ring in described filling channel outer end, retainer ring is provided with centre bore, and center bore inner wall is provided with sealing ring.
9. there is the oxygen supply of decompression according to claim 2, it is characterized in that, control section, oxygen buffer memory part, breathing sensing part and Flow-rate adjustment part when described oxygen saver comprises mount pad and is arranged on the oxygen flow meter in mount pad, described go out oxygen passage be connected with control section during oxygen flow meter, during oxygen flow meter, control section is also connected with breathing sensing part and oxygen buffer memory part respectively, breathe sensing part and be provided with pressure release gas outlet, oxygen buffer memory part is also connected with Flow-rate adjustment part, and described oxygen exhaust is connected with Flow-rate adjustment part.
10. have the oxygen supply of decompression according to claim 9, it is characterized in that, the mount pad of described oxygen saver is connected with the valve body molding of decompressor or split.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410785036.5A CN104491964B (en) | 2014-12-18 | 2014-12-18 | Oxygen supply with decompression |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410785036.5A CN104491964B (en) | 2014-12-18 | 2014-12-18 | Oxygen supply with decompression |
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| Publication Number | Publication Date |
|---|---|
| CN104491964A true CN104491964A (en) | 2015-04-08 |
| CN104491964B CN104491964B (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410785036.5A Expired - Fee Related CN104491964B (en) | 2014-12-18 | 2014-12-18 | Oxygen supply with decompression |
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| Country | Link |
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| CN (1) | CN104491964B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195629A (en) * | 2016-08-31 | 2016-12-07 | 广东奥特体能科技有限公司 | Embedded gas bomb |
| CN106620981A (en) * | 2017-03-15 | 2017-05-10 | 张弘春 | Portable breathing oxygen supply device |
Citations (7)
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|---|---|---|---|---|
| CN2165864Y (en) * | 1993-05-07 | 1994-05-25 | 徐照若 | Multi-function oxygen-supplying instrument |
| CN2233751Y (en) * | 1995-01-26 | 1996-08-28 | 天津哈娜好医材有限公司 | Disposal oxygen therapy bottle with humidifying function |
| US5797389A (en) * | 1995-09-06 | 1998-08-25 | Ryder; Steven L. | Variable oxygen concentration high-flow nebulizer |
| JP2003247695A (en) * | 2002-02-22 | 2003-09-05 | Nissan Tanaka Corp | Pressure flow regulator |
| CN1569269A (en) * | 2003-03-26 | 2005-01-26 | 泰埃玛公司 | Portable assembly for emergency ventilation |
| CN103263714A (en) * | 2013-02-15 | 2013-08-28 | 吴大勇 | Integrated medical float type oxygen inhalator for atomization/humidification conversion valve |
| CN204337454U (en) * | 2014-12-18 | 2015-05-20 | 佛山市顺德区奥能电工器材有限公司 | There is the oxygen supply of decompression |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2706051B1 (en) * | 1993-06-03 | 1995-07-28 | Taema | Gas distribution control assembly and gas cylinder equipped with such an assembly. |
| CN2178539Y (en) * | 1994-02-02 | 1994-10-05 | 核工业西南物理研究院 | Compression release valve of respirator |
| US6484721B1 (en) * | 2001-06-27 | 2002-11-26 | Chad Therapeutics, Inc. | Pneumatic oxygen conserving device |
-
2014
- 2014-12-18 CN CN201410785036.5A patent/CN104491964B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2165864Y (en) * | 1993-05-07 | 1994-05-25 | 徐照若 | Multi-function oxygen-supplying instrument |
| CN2233751Y (en) * | 1995-01-26 | 1996-08-28 | 天津哈娜好医材有限公司 | Disposal oxygen therapy bottle with humidifying function |
| US5797389A (en) * | 1995-09-06 | 1998-08-25 | Ryder; Steven L. | Variable oxygen concentration high-flow nebulizer |
| JP2003247695A (en) * | 2002-02-22 | 2003-09-05 | Nissan Tanaka Corp | Pressure flow regulator |
| CN1569269A (en) * | 2003-03-26 | 2005-01-26 | 泰埃玛公司 | Portable assembly for emergency ventilation |
| CN103263714A (en) * | 2013-02-15 | 2013-08-28 | 吴大勇 | Integrated medical float type oxygen inhalator for atomization/humidification conversion valve |
| CN204337454U (en) * | 2014-12-18 | 2015-05-20 | 佛山市顺德区奥能电工器材有限公司 | There is the oxygen supply of decompression |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195629A (en) * | 2016-08-31 | 2016-12-07 | 广东奥特体能科技有限公司 | Embedded gas bomb |
| CN106620981A (en) * | 2017-03-15 | 2017-05-10 | 张弘春 | Portable breathing oxygen supply device |
| CN106620981B (en) * | 2017-03-15 | 2023-10-10 | 张弘春 | Portable breathing oxygen supply device |
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| Publication number | Publication date |
|---|---|
| CN104491964B (en) | 2018-01-09 |
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Effective date of registration: 20150915 Address after: 528300 Foshan, Shunde District, Daliang, a community of sand, No. 2, North Park Road, one to the three layer on the ground floor, five Applicant after: AONENG LIGHTING Co.,Ltd. Address before: 528300 Guangdong City, Shunde District, Daliang Street Office of the sand neighborhood of the new Hui Road, No. 18, one of the five Applicant before: FOSHAN SHUNDE AONENG ELECTRICAL APPLIANCES Co.,Ltd. |
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Effective date of registration: 20160608 Address after: 528300 Foshan, Shunde District, Daliang, a community of sand, No. 2, North Park Road, one to the three layer on the ground floor, five Applicant after: AONENG LIGHTING Co.,Ltd. Applicant after: PLA SPECIAL OPERATIONS ACADEMY Address before: 528300 Foshan, Shunde District, Daliang, a community of sand, No. 2, North Park Road, one to the three layer on the ground floor, five Applicant before: AONENG LIGHTING Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20211218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |