CN201551749U - Positive pressure air breathing apparatus - Google Patents
Positive pressure air breathing apparatus Download PDFInfo
- Publication number
- CN201551749U CN201551749U CN2009202112561U CN200920211256U CN201551749U CN 201551749 U CN201551749 U CN 201551749U CN 2009202112561 U CN2009202112561 U CN 2009202112561U CN 200920211256 U CN200920211256 U CN 200920211256U CN 201551749 U CN201551749 U CN 201551749U
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- positive
- pressure type
- type air
- gas cylinder
- face shield
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Abstract
The utility model relates to a positive pressure air breathing apparatus which comprises an air bottle, a back frame, a bottle valve, a pressure regulating device, an air supply device and a face device, wherein the air bottle is arranged on the back frame, and a rubber bottom liner is arranged under the air bottle; the bottle valve is positioned on a bottle mouth of the air bottle; one end of the pressure regulating device is connected with one end of the bottle valve, and the other end of the pressure regulating device is connected with one end of the air supply device; and the other end of the air supply device is connected with the face device. The positive pressure air breathing apparatus is provided with a waistband and an air bottle fixing band, wherein the air bottle can be fixed on the back frame by the air bottle fixing band, and the waistband can ensure that the back frame is fixed at the back of a user and does not fall off. The positive pressure air breathing apparatus is provided with a face mask and a respirator, thus ensuring that the face of the user is completely covered inside the face mask and isolated from the outside toxic and harmful gases. Furthermore, the positive pressure air breathing apparatus has the advantages of small volume, light weight, high air supply quantity, low cost and easy popularization and application.
Description
Technical field
The utility model relates to a kind of breathing equipment, is specifically related to a kind of positive-pressure type air respiratorresuscitator.
Background technology
At present, a kind of fire disaster escaping air respiratorresuscitator of prior art, in be equipped with on the small-sized steel cylinder of air and be connected with a pressure-reducing valve, the circumferential connection one biting type respirator of pressure-reducing valve, pressure-reducing valve is that spring of putting in the valve gap that interlock by the housing of bottom with housing and the valve gap and the leakproof diaphragm that is positioned at the spring bottom constitute, leakproof diaphragm middle part is hinged with lever, the lever lower end is connected with the leakage prevention sheet that is arranged in the air inlet locular wall, lever is hinged on bearing, leakproof diaphragm below is an air chamber that connects with the biting type respirator, adjacent with air chamber is an inlet plenum, the valve of visiting outside on inlet plenum, being screwed, one air admission hole that is conducted with steel cylinder is arranged in the inlet plenum bottom of the corresponding position, position of corresponding valve, the biting type respirator outside has a plurality of breathing apertures, breathe aperture and all connect the stubborn Pressure gauge that is connected with in the air inlet pipe oral area position of steel cylinder with the inner chamber and the air chamber of biting type respirator.
The fire disaster escaping of this prior art with the shortcoming of air respiratorresuscitator is:
1, the fire disaster escaping of this prior art is inconvenient to carry with air respiratorresuscitator, can not adapt under urgent environment to use.
2, owing to be not suitable for using in the place except that the scene of a fire, each parts is easily corroded by chemicals the fire disaster escaping of this prior art with air respiratorresuscitator.
3, the fire disaster escaping of this prior art uses air respiratorresuscitator owing to cost height, complex structure.
The utility model content
The purpose of this utility model provides a kind of positive-pressure type air respiratorresuscitator, and it can be carried gas cylinder, and the user is worked in dangerous environment for a long time, can control the flow of gas, guarantees user's personal safety.
The purpose of the utility model positive-pressure type air respiratorresuscitator is achieved through the following technical solutions: a kind of positive-pressure type air respiratorresuscitator comprises gas cylinder; Also comprise back of the body frame, cylinder valve, regulator, feeder and facial device.
Described gas cylinder is arranged on the back of the body frame; Described gas cylinder below is provided with a rubber end liner.
Described cylinder valve is arranged on the bottleneck of gas cylinder.
One end of described regulator is connected with an end of cylinder valve, and the other end of regulator is connected with an end of feeder.
The other end of described feeder is connected with facial device.
Above-mentioned positive-pressure type air respiratorresuscitator, wherein, described back of the body frame is " T " font, and the bottom of back of the body frame is provided with waistband and gas cylinder fixed band, and described gas cylinder is fastenedly connected by gas cylinder fixed band and back of the body frame.
Above-mentioned positive-pressure type air respiratorresuscitator, wherein, described cylinder valve is provided with four ports, and left port connects a Pressure gauge, and upper port is the switch of gas cylinder, and lower port is connected with the bottleneck of gas cylinder, and rear port is connected with the input of regulator.
Above-mentioned positive-pressure type air respiratorresuscitator, wherein, described pressure valve is nested with a red shell outward, and shell is annulated column shape.
Above-mentioned positive-pressure type air respiratorresuscitator, wherein, described regulator comprises the appendix of one-in-and-two-out and is connected the steam supply valve of an output of appendix that another output of regulator is connected with an end of feeder.
Above-mentioned positive-pressure type air respiratorresuscitator, wherein, described feeder comprises an air supply pipe and is connected the steam supply valve of air supply pipe one end.
Above-mentioned positive-pressure type air respiratorresuscitator, wherein, the fixture that described facial device comprises a face shield, is arranged on the inlet duct on the face shield and is arranged on the face shield rear portion and is connected with mask seal.
Above-mentioned positive-pressure type air respiratorresuscitator, wherein, described fixture comprises face shield fixed band and fixed network; The two ends of described face shield fixed band are separately fixed on the dual-side of face shield, and described fixed network is arranged on the face shield rear portion, are connected with face shield.
Above-mentioned positive-pressure type air respiratorresuscitator, wherein, described inlet duct comprises an air inlet and the mouth mask that is connected with air inlet; Described air inlet is cylindricality, central hollow out, and hollow out position and steam supply valve are suitable; Described mouth mask and people's face contour is suitable.
Above-mentioned positive-pressure type air respiratorresuscitator, wherein, described back of the body frame is the fire proofing firbre lining.
The utility model positive-pressure type air respiratorresuscitator makes it compared with prior art owing to adopted such scheme, has following advantage and good effect:
1, the utility model positive-pressure type air respiratorresuscitator is provided with waistband and gas cylinder fixed band, and the gas cylinder fixed band can be fixed on gas cylinder on the back of the body frame, and waistband can be guaranteed to carry on the back frame and be fixed on the user back, can not drop.
2, the utility model positive-pressure type air respiratorresuscitator is provided with face shield and mouth mask, guarantees that user's face covers in the face shield fully, and isolated with extraneous toxic and harmful.
3, the utility model positive-pressure type air respiratorresuscitator volume is little, in light weight, air demand is big, cost is low, be applicable to dense smoke, anoxic and any have be subjected in the atmospheric environment that poison gas, flue gas, steam pollute and-30 ℃～+ 60 ℃, the atmospheric environment of relative humidity 0～100%, atmospheric pressure 70KPa～125Kpa in.
Description of drawings
Fig. 1 is the structural representation of the utility model positive-pressure type air respiratorresuscitator.
Fig. 2 is the structural representation of the cylinder valve of the utility model positive-pressure type air respiratorresuscitator.
Fig. 3 is the structural representation of the regulator of the utility model positive-pressure type air respiratorresuscitator.
Fig. 4 be the utility model positive-pressure type air respiratorresuscitator the structural representation of feeder.
Fig. 5 be the utility model positive-pressure type air respiratorresuscitator the structural representation of facial device.
The specific embodiment
Further specify the embodiment of the utility model positive-pressure type air respiratorresuscitator below in conjunction with accompanying drawing.
See also shown in the accompanying drawing 1, the utility model positive-pressure type air respiratorresuscitator comprises gas cylinder 1, back of the body frame 2, cylinder valve 3, regulator 4, feeder 5 and facial device 6; Gas cylinder 1 is arranged on the back of the body frame 2; gas cylinder 1 below is provided with a rubber end liner 11; damage is avoided on protection gas cylinder surface; cylinder valve 3 is arranged on the bottleneck of gas cylinder 1; one end of regulator 4 is connected with an end of cylinder valve 3; the other end of regulator 4 is connected with an end of feeder 5, and the other end of feeder 5 is connected with facial device 6.Back of the body frame 2 is " T " font, and the bottom of back of the body frame 2 is provided with waistband 21 and gas cylinder fixed band 22, and gas cylinder 1 is fastenedly connected by gas cylinder fixed band 22 and back of the body frame 2, and back of the body frame 2 can adopt the fire proofing firbre lining, uses to adapt to the scene of a fire.
See also shown in the accompanying drawing 2, cylinder valve 3 is provided with four ports, left port 31 connects a pressure valve 311, upper port 32 is as the switch of gas cylinder 1, lower port 33 is connected with the bottleneck of gas cylinder 1, rear port 34 is connected with the input of regulator 4, the pressure valve 311 outer shells 312 that are nested with a redness, shell 312 is annulated column shape, red shell 312 is eye-catching easily to be seen, pressure valve 311 can show the air pressure in the gas cylinder 1, can make the user know the time that in hazardous environment, still can work on so that make timely reaction, pressure valve 311 can adopt the display screen of fluorescence, and pressure valve 311 is built-in with an air current limiter (not shown), prevents the shake when appendix 41 fractures.The meter full scale of pressure valve 311 is 0-400bar.
See also shown in the accompanying drawing 3, regulator 4 comprises the appendix 41 of one-in-and-two-out and is connected the pressure regulator valve 42 of 41 1 outputs of appendix that another output of regulator 4 is connected with an end of feeder 5.
See also shown in the accompanying drawing 4, feeder 5 comprises an air supply pipe 51 and is connected the steam supply valve 52 of air supply pipe 51 1 ends.Steam supply valve 52 is connected with air inlet 621, and steam supply valve 52 can provide air mass flow greater than 300L/min to the user.
See also shown in the accompanying drawing 5, facial device 6 comprises a face shield 61, the fixture 63 that is arranged on the inlet duct 62 on the face shield 61 and is arranged on face shield 61 rear portions and is tightly connected with face shield 61, fixture 63 comprises face shield fixed band 631 and fixed network 632, the two ends of face shield fixed band 631 are separately fixed on the dual-side of face shield 61, fixed network 632 is arranged on face shield 61 rear portions, be connected with face shield 61, inlet duct 62 comprises an air inlet 621 and the mouth mask 622 that is connected with air inlet 621, air inlet 621 is cylindricality, central authorities' hollow out, hollow out position and steam supply valve 52 are suitable, and mouth mask 622 is suitable with people's face contour.Face shield 61 can adopt the silica gel full facepiece mask, and is high temperature resistant, and can hardening not become fragile under cryogenic conditions, strong to the corrosivity repellence of chemical agent.
The using method of the utility model positive-pressure type air respiratorresuscitator is, after gas cylinder 1, the back of the body frame 2, cylinder valve 3, regulator 4, feeder 5 and facial device 6 installed connection respectively, facial device 6 is enclosed within user's face, mouth mask 622 covers on user's mouth, guarantees that the toxic and harmful in the user and the external world is isolated fully.In the process of using, the middle pressure air that pressure regulator valve 42 will be exported reduces pressure the back once more to face shield 61 air feed, and this pressure makes and remains slight malleation in the face shield 61 a little more than normal pressure, steam supply valve 52 can adopt 360 ° of push-in steam supply valves, and source of the gas is saved in the air feed design automatically.Worn face shield 61 during use, and carry out 2-3 time and deeply breathe, feel happy, steam supply valve 52 should stop air feed when holding one's breath or exhaling, and the sound that does not have " silk silk ", after all are normal, the fixed band on the face shield 61 631 is tightened up, guarantee that simultaneously face shield 61 and mouth mask 622 are also airtight with facial good fit.
Processing after the utility model positive-pressure type air respiratorresuscitator uses is, unload face shield 61, wash facial device 6 and people's face, the position of forehead contact with neutrality or alkalescent thimerosal, clean with clear water at last, air dry is answered at the position of cleaning, and unloads the gas cylinder 1 on the lower back tool, cleans mist of oil, dust in the harness, and check the position that has or not damage, and it is continued inflation.
The transportation of the utility model positive-pressure type air respiratorresuscitator and storage must not be noted that to drench with rain and are exposed to the sun, and must not be contained in a railway carriage with oils, inflammable thing, Korrosionsmedium, handle with care; The utility model positive-pressure type air respiratorresuscitator should be stored in dry heating room, 5 ℃～40 ℃ of room temperatures, and relative humidity is not more than 80%.Storehouse must not have corrosive medium, is no less than 1.5m apart from thermal source, prevents the daylight direct irradiation.
In sum, the utility model positive-pressure type air respiratorresuscitator is provided with waistband and gas cylinder fixed band, and the gas cylinder fixed band can be fixed on gas cylinder on the back of the body frame, and waistband can be guaranteed to carry on the back frame and be fixed on the user back, can not drop; The utility model is provided with face shield and mouth mask, guarantees that user's face covers in the face shield fully, and isolated with extraneous toxic and harmful; The utility model volume is little, in light weight, air demand is big, and cost is low, is easy to popularization and application.
Claims (10)
1. a positive-pressure type air respiratorresuscitator comprises gas cylinder; It is characterized in that: also comprise back of the body frame, cylinder valve, regulator, feeder and facial device;
Described gas cylinder is arranged on the back of the body frame; Described gas cylinder below is provided with a rubber end liner;
Described cylinder valve is arranged on the bottleneck of gas cylinder;
One end of described regulator is connected with an end of cylinder valve, and the other end of regulator is connected with an end of feeder;
The other end of described feeder is connected with facial device.
2. positive-pressure type air respiratorresuscitator according to claim 1 is characterized in that: described back of the body frame is " T " font, and the bottom of back of the body frame is provided with waistband and gas cylinder fixed band, and described gas cylinder is fastenedly connected by gas cylinder fixed band and back of the body frame.
3. positive-pressure type air respiratorresuscitator according to claim 1, it is characterized in that: described cylinder valve is provided with four ports, and left port connects a Pressure gauge, and upper port is the switch of gas cylinder, lower port is connected with the bottleneck of gas cylinder, and rear port is connected with the input of regulator.
4. positive-pressure type air respiratorresuscitator according to claim 3 is characterized in that: described pressure valve is nested with a red shell outward, and shell is annulated column shape.
5. positive-pressure type air respiratorresuscitator according to claim 1, it is characterized in that: described regulator comprises the appendix of one-in-and-two-out and is connected the steam supply valve of an output of appendix that another output of regulator is connected with an end of feeder.
6. positive-pressure type air respiratorresuscitator according to claim 1 is characterized in that: described feeder comprises an air supply pipe and is connected the steam supply valve of air supply pipe one end.
7. positive-pressure type air respiratorresuscitator according to claim 1 is characterized in that: the fixture that described facial device comprises a face shield, is arranged on the inlet duct on the face shield and is arranged on the face shield rear portion and is connected with mask seal.
8. positive-pressure type air respiratorresuscitator according to claim 7 is characterized in that: described fixture comprises face shield fixed band and fixed network; The two ends of described face shield fixed band are separately fixed on the dual-side of face shield, and described fixed network is arranged on the face shield rear portion, are connected with face shield.
9. positive-pressure type air respiratorresuscitator according to claim 7 is characterized in that: described inlet duct comprises an air inlet and the mouth mask that is connected with air inlet; Described air inlet is cylindricality, central hollow out, and hollow out position and steam supply valve are suitable; Described mouth mask and people's face contour is suitable.
10. positive-pressure type air respiratorresuscitator according to claim 1 is characterized in that: described back of the body frame is the fire proofing firbre lining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202112561U CN201551749U (en) | 2009-10-23 | 2009-10-23 | Positive pressure air breathing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202112561U CN201551749U (en) | 2009-10-23 | 2009-10-23 | Positive pressure air breathing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201551749U true CN201551749U (en) | 2010-08-18 |
Family
ID=42611422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202112561U Expired - Fee Related CN201551749U (en) | 2009-10-23 | 2009-10-23 | Positive pressure air breathing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201551749U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102895746A (en) * | 2012-10-25 | 2013-01-30 | 北京超思电子技术股份有限公司 | Auxiliary respiring equipment |
| CN107859866A (en) * | 2017-11-24 | 2018-03-30 | 聂飞 | A kind of liquid air breather for fire fighting gas cylinder |
| CN111617396A (en) * | 2020-05-07 | 2020-09-04 | 深圳迪致科技术有限公司 | Positive pressure respirator |
-
2009
- 2009-10-23 CN CN2009202112561U patent/CN201551749U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102895746A (en) * | 2012-10-25 | 2013-01-30 | 北京超思电子技术股份有限公司 | Auxiliary respiring equipment |
| CN107859866A (en) * | 2017-11-24 | 2018-03-30 | 聂飞 | A kind of liquid air breather for fire fighting gas cylinder |
| CN107859866B (en) * | 2017-11-24 | 2023-08-29 | 聂飞 | Liquid air fire control respirator gas cylinder |
| CN111617396A (en) * | 2020-05-07 | 2020-09-04 | 深圳迪致科技术有限公司 | Positive pressure respirator |
| CN111617396B (en) * | 2020-05-07 | 2022-02-25 | 深圳迪致科技术有限公司 | Positive pressure respirator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20151023 |
|
| EXPY | Termination of patent right or utility model |