CN203469253U - Positive-pressure oxygen respirator - Google Patents
Positive-pressure oxygen respirator Download PDFInfo
- Publication number
- CN203469253U CN203469253U CN201320553011.3U CN201320553011U CN203469253U CN 203469253 U CN203469253 U CN 203469253U CN 201320553011 U CN201320553011 U CN 201320553011U CN 203469253 U CN203469253 U CN 203469253U
- Authority
- CN
- China
- Prior art keywords
- oxygen
- tank
- valve
- positive
- respirator
- 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
Links
Images
Abstract
Provided is a positive-pressure oxygen respirator. An outer shell of the respirator is a cavity formed by connecting an upper cover and a lower cover in a buckling mode, a fixed oxygen cylinder is arranged at the bottom of the respirator, an oxygen cylinder switch is arranged at the opening of the oxygen cylinder and connected with a pressure reducer through an oxygen pipe, the pressure reducer is connected with an automatic alarming device, a positive-pressure spring, an automatic gulp valve and a manual gulp valve through oxygen pipes respectively, the automatic gulp valve and the manual gulp valve are connected with an oxygen bag through an oxygen pipe, the oxygen bag is connected with an absorbent tank, a cooling tank and a drainage valve through oxygen pipes respectively, and the absorbent tank and the cooling tank are connected with a mask through a breathing pipeline. The advantages of a BG4 positive-pressure oxygen respirator and a BIOPAK240 positive-pressure oxygen respirator are combined, and the novel positive-pressure oxygen respirator is firm, high-temperature resistant, low-temperature resistant, free of odors, convenient to wear and maintain, capable of enabling a patient to breathe smoothly and is high in quality and effect.
Description
Technical field
The utility model relates to lifesaving technology field, relates in particular to a kind of positive pressure oxygen respirator.
Background technology
Positive pressure oxygen respirator is the personal breathing protective gear of rescue team member's indispensability, be widely used in anoxic, anaerobic or have operation or rescue operation in toxic and harmful environment, to ensure rescue team member's healthy and life security, be the second life of wearer.Thus, the importance of the performance such as crashproof, heat-resisting, cold-resistant, the comfortable wearing degree of respirator, service time, air cooling effect, air purification effect is self-evident.The positive pressure oxygen respirator of producing at present mainly contains two large classes, and a class is to take Germany to produce BG4 be the malleation oxygen capsule formula respirator of leading; Another kind of Shi Yi U.S. product BIOPAK 240 is main malleation oxygen compartment type respirator.But the positive pressure oxygen respirator of prior art exists, shell is frangible, heatproof weak effect, and air bag has peculiar smell, dresses, safeguards indivedual or a plurality of shortcomings such as inconvenient, respiratory resistance is large.For above shortcoming, designed the utility model positive pressure oxygen respirator.
Summary of the invention
The purpose of this utility model is: a kind of improved positive pressure oxygen respirator is provided.It comprises: gas cylinder switch, pressure reducer, autoalarm, positive pressing spring, automatic exhaust steam valve, breathing pipeline, absorbent tank, cooling tank, air bag, automatic air compensating valve, bracing frame, manual air compensating valve, shell, draining valve, gas cylinder, face shield, described shell is the cavity that is fastened and connected and is formed by upper cover and lower cover, its bottom is provided with fixing gas cylinder, the bottleneck of gas cylinder is provided with gas cylinder switch, gas cylinder switch is connected by tracheae with pressure reducer, pressure reducer connects respectively autoalarm by tracheae, positive pressing spring, automatic air compensating valve, manual air compensating valve, automatic air compensating valve is connected with air bag by tracheae with manual air compensating valve, air bag connects respectively absorbent tank by tracheae, cooling tank, draining valve, absorbent tank is connected face shield with cooling tank by breathing pipeline.
Described breathing pipeline is provided with suction end and the end of exhaling, and the inside of breathing pipeline is provided with Non-return air valve, the flow direction that makes air-flow for from cooling tank to face shield again to the one-way flow of absorbent tank.
Described absorbent tank is provided with automatic exhaust steam valve unnecessary gas is discharged.
The tracheae place being connected with air bag in described absorbent tank is provided with absorbent filter screen.
Described air bag is provided with bracing frame outward.
The lid that described absorbent tank and cooling tank are equipped with buckle-type.
Described enclosure material is high temperature resistant, high-intensity carbon fibre composite.
Employing the beneficial effects of the utility model are, combine the advantage of BG4 and BIOPAK 240 positive pressure oxygen respirators, firm, high-low temperature resistant, free from extraneous odour, dress, easy to maintenance, breathe smooth and easyly, be the positive pressure oxygen respirator that a kind of quality and effect are improved.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of a kind of positive pressure oxygen respirator of the utility model;
Fig. 2 is the generalized section of the A-A of Fig. 1.
In figure, 1-gas cylinder switch, 2-pressure reducer, 3-autoalarm, the positive pressing spring of 4-, 5-automatic exhaust steam valve, 6-breathing pipeline, 7-absorbent tank, 8-cooling tank, 9-air bag, 10-automatic air compensating valve, 11-bracing frame, 12-manual air compensating valve, 13-shell, 14-draining valve, 15-gas cylinder, 16-face shield.
The specific embodiment
Below in conjunction with accompanying drawing, do the explanation of embodiment.
A positive pressure oxygen respirator, it comprises: gas cylinder switch 1, pressure reducer 2, autoalarm 3, positive pressing spring 4, automatic exhaust steam valve 5, breathing pipeline 6, absorbent tank 7, cooling tank 8, air bag 9, automatic air compensating valve 10, bracing frame 11, manual air compensating valve 12, shell 13, draining valve 14, gas cylinder 15, face shield 16; Described shell 13 is by smooth upper cover, lower cover the be fastened and connected encirclement forming and the cavity of protecting its internal components, and its bottom is provided with fixing gas cylinder 15; Gas cylinder 15 is that capacity 2.4L high strength fibre is wound around high-pressure oxygen cylinder, and the bottleneck of gas cylinder 15 is provided with gas cylinder switch 1, and the oxygen that gas cylinder switch 1 can be controlled in gas cylinder 15 flows out; Gas cylinder switch 1 is connected by tracheae with pressure reducer 2, and pressure reducer 2 bufferings are from gas cylinder 15 hyperbaric oxygen air-flow out, and pressure reducer 2 connects respectively autoalarm 3, positive pressing spring 4, automatic air compensating valve 10, manual air compensating valve 12 by tracheae; Can automatic alarm when oxygen pressure in autoalarm 3 is too low, caution wear personnel oxygen surplus is less; Automatic air compensating valve 10 and manual air compensating valve 12 are respectively automatically and manually control the switch valve that oxygen flows out, and they are connected with air bag 9 by tracheae; Air bag 9 material selections meet the material of environmental protection and medical requirement, and free from extraneous odour adopts the machine-shaping of heat seal technology, and air bag 9 connects respectively absorbent tank 7, cooling tank 8, draining valve 14 by tracheae; Absorbent tank 7 and cooling tank 8 store respectively carbon-dioxide absorbent and biological cold-producing medium, and the two is all on fixed housing 13, and absorbent tank 7 is connected face shield 16 with cooling tank 8 by breathing pipeline 6; Face shield 16 is worn on face, for end user provides oxygen containing air.
Described breathing pipeline 6 is provided with suction end and the end of exhaling, suction end connects cooling tank 8, the end of exhaling connects absorbent tank 7, and the inside of breathing pipeline 6 is provided with Non-return air valve, the flow direction that makes air-flow for from cooling tank 8 to face shield 16 again to the one-way flow of absorbent tank 7.
Described absorbent tank 7 is provided with automatic exhaust steam valve 5 unnecessary gas is discharged.
The tracheae place being connected with air bag 9 in described absorbent tank 7 is provided with absorbent filter screen, makes the absorbent in absorbent tank 7 can not enter air bag 9.
The outer bracing frame 11 protection air bags that are provided with of described air bag 9 are not stressed and break.
Described absorbent tank 7 and cooling tank 8 are equipped with the lid of buckle-type, do not use extracting tool just can easily change absorbent and cooling agent.
Described shell 13 materials are high temperature resistant, high-intensity carbon fibre composite, make that equipment is heat insulation, indeformable in various possible environment, free from extraneous odour, firm and durable.
Claims (7)
1. a positive pressure oxygen respirator, is characterized in that: it comprises gas cylinder switch (1), pressure reducer (2), autoalarm (3), positive pressing spring (4), automatic exhaust steam valve (5), breathing pipeline (6), absorbent tank (7), cooling tank (8), air bag (9), automatic air compensating valve (10), bracing frame (11), manual air compensating valve (12), shell (13), draining valve (14), gas cylinder (15), face shield (16), described shell (13) is the cavity that is fastened and connected and is formed by upper cover and lower cover, its bottom is provided with fixing gas cylinder (15), the bottleneck of gas cylinder (15) is provided with gas cylinder switch (1), gas cylinder switch (1) is connected by tracheae with pressure reducer (2), and pressure reducer (2) connects respectively autoalarm (3) by tracheae, positive pressing spring (4), automatic air compensating valve (10), manual air compensating valve (12), automatic air compensating valve (10) is connected with air bag (9) by tracheae with manual air compensating valve (12), and air bag (9) connects respectively absorbent tank (7) by tracheae, cooling tank (8), draining valve (14), absorbent tank (7) is connected face shield (16) with cooling tank (8) by breathing pipeline (6).
2. according to a kind of positive pressure oxygen respirator of claim 1, described breathing pipeline (6) is provided with suction end and the end of exhaling, the inside of breathing pipeline (6) is provided with Non-return air valve, the flow direction that makes air-flow for from cooling tank (8) to face shield (16) again to the one-way flow of absorbent tank (7).
3. according to a kind of positive pressure oxygen respirator of claim 1, described absorbent tank (7) is provided with automatic exhaust steam valve (5) unnecessary gas is discharged.
4. according to a kind of positive pressure oxygen respirator of claim 1, the tracheae place being connected with air bag (9) in described absorbent tank (7) is provided with absorbent filter screen.
5. according to a kind of positive pressure oxygen respirator of claim 1, outside described air bag (9), be provided with bracing frame (11).
6. according to a kind of positive pressure oxygen respirator of claim 1, described absorbent tank (7) and cooling tank (8) are equipped with the lid of buckle-type.
7. according to a kind of positive pressure oxygen respirator of claim 1, described shell (13) material is high temperature resistant, high-intensity carbon fibre composite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320553011.3U CN203469253U (en) | 2013-09-06 | 2013-09-06 | Positive-pressure oxygen respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320553011.3U CN203469253U (en) | 2013-09-06 | 2013-09-06 | Positive-pressure oxygen respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203469253U true CN203469253U (en) | 2014-03-12 |
Family
ID=50217675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320553011.3U Expired - Fee Related CN203469253U (en) | 2013-09-06 | 2013-09-06 | Positive-pressure oxygen respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203469253U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105194814A (en) * | 2015-09-17 | 2015-12-30 | 东方思创应急装备科技无锡有限公司 | High-temperature-resisting compressed oxygen self-rescuer for fire prevention and protection and rescue |
| CN105233439A (en) * | 2014-07-11 | 2016-01-13 | 辽宁安泰机电设备有限公司 | Isolated water-proof positive-pressure oxygen respirator |
| CN115040802A (en) * | 2022-05-07 | 2022-09-13 | 北京机械设备研究所 | Positive pressure oxygen respirator and temperature control method thereof |
| CN116459462A (en) * | 2023-03-24 | 2023-07-21 | 路亚科消防车辆制造有限公司 | Positive pressure type fire-fighting oxygen respirator |
-
2013
- 2013-09-06 CN CN201320553011.3U patent/CN203469253U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105233439A (en) * | 2014-07-11 | 2016-01-13 | 辽宁安泰机电设备有限公司 | Isolated water-proof positive-pressure oxygen respirator |
| CN105233439B (en) * | 2014-07-11 | 2018-08-24 | 辽宁安泰机电设备有限公司 | A kind of isolation water-proof type positive pressure oxygen respirator |
| CN105194814A (en) * | 2015-09-17 | 2015-12-30 | 东方思创应急装备科技无锡有限公司 | High-temperature-resisting compressed oxygen self-rescuer for fire prevention and protection and rescue |
| CN115040802A (en) * | 2022-05-07 | 2022-09-13 | 北京机械设备研究所 | Positive pressure oxygen respirator and temperature control method thereof |
| CN116459462A (en) * | 2023-03-24 | 2023-07-21 | 路亚科消防车辆制造有限公司 | Positive pressure type fire-fighting oxygen respirator |
| CN116459462B (en) * | 2023-03-24 | 2023-10-27 | 路亚科消防车辆制造有限公司 | Positive pressure type fire-fighting oxygen respirator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102166045B (en) | Whole-body type positive-pressure biological protective clothing with monitoring system | |
| CN203469253U (en) | Positive-pressure oxygen respirator | |
| CN106806998A (en) | A kind of positive-pressure type fire-fighting oxygen breathing apparatus | |
| CN203556072U (en) | Anti-haze portable power breather | |
| CN108042942A (en) | A kind of new oxygen-producing respirator | |
| CN205814901U (en) | A kind of Self-saving breather of chemical oxygen | |
| CN111359068A (en) | Totally-enclosed oxygen generation cycle safety breathing system and oxygen supply method | |
| CN201108661Y (en) | Double air bags positive-pressure oxygen respirator | |
| CN206214590U (en) | One kind is used for deep layer mine Portable circulation breathing equipment | |
| CN204182042U (en) | A kind of intelligent type filtering nose cup | |
| CN204502181U (en) | A kind of mine fire escape respiration filtering device | |
| CN106943685A (en) | A kind of wearable oxygen self-rescue apparatus and its application method | |
| CN201055615Y (en) | Enclosed circulation positive-pressure oxygen respirator | |
| CN206762054U (en) | Wearable oxygen self-rescue apparatus | |
| CN205360285U (en) | Positive pressure fire control oxygen breathing apparatus | |
| CN201179287Y (en) | Novel clear air breathing bag in high-dust and harmful gas surroundings | |
| CN205964729U (en) | Reuse's anti -virus gauze mask | |
| CN203677775U (en) | Anti-haze respirator | |
| CN203802973U (en) | Self-supporting positive pressure air respirator with open and closed circuits | |
| CN109513128A (en) | A kind of double bolloon operation type chemical oxygen respirator | |
| CN202554768U (en) | Refrigerant chemical oxygen respirator of room temperature phase-change material | |
| CN204932642U (en) | A kind of breathing equipment with air purifier | |
| CN203169857U (en) | Positive pressure type air breathing apparatus for emergency rescue | |
| CN202892689U (en) | Disinfecting purifying respirator for relief work | |
| CN103182152B (en) | Emergency management and rescue positive-pressure air respirator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20180906 |