CN202263313U - Underground safety breathing device - Google Patents
Underground safety breathing device Download PDFInfo
- Publication number
- CN202263313U CN202263313U CN2011203820447U CN201120382044U CN202263313U CN 202263313 U CN202263313 U CN 202263313U CN 2011203820447 U CN2011203820447 U CN 2011203820447U CN 201120382044 U CN201120382044 U CN 201120382044U CN 202263313 U CN202263313 U CN 202263313U
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- Prior art keywords
- breathing
- pipeline
- downhole safety
- face shield
- cover body
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Abstract
The utility model discloses an underground safety breathing device, which comprises an air supply device, an airflow adjusting valve, an oil-water separator, an active carbon filter, a breathing buffer packet and a face mask, which are orderly connected through a pipeline. The underground safety breathing device overcomes a plurality of defects of the traditional breathing device, realizes the advantages of free and smooth breathing and excellent dustproof and anti-virus effects, and is suitable for use of a worker operating in an underground environment with high-density dust or an environment with toxic and harmful gases.
Description
Technical field
The utility model relates to the breathing equipment technology, relates in particular to a kind of downhole safety breathing equipment.
Background technology
The staff will face the infringement of adverse circumstances such as dust, toxic and harmful when underground work, need carry the dust mask with dustproof, filtration or Purge gas function.Existing dust mask is very tight to the face sealing, generally through air filtration layer turnover air, makes that the air turnover in the dust mask is not smooth; Simultaneously, use dust be prone to stop up the air filtration layer for a long time, also make the operating worker unsmooth breath, particularly cross when low in oxygen content, this old-fashioned dust mask just can't use.So existing dust mask has had a strong impact on the healthy of in down-hole high density dust atmosphere, malicious pernicious gas environment operating worker.
The utility model content
The utility model provides a kind of downhole safety breathing equipment; In order to solve defective of the prior art; Realize breathing the smooth and easy freely and good advantage of dust proof and gas defence effect, be adapted in the high density dust atmosphere of down-hole or the labourer of operation in toxic and harmful environment use.
Downhole safety breathing equipment disclosed in the utility model comprises the feeder, barometric damper, oil water separator, charcoal filter, breathing buffers packet and the face shield that connect in order through pipeline.Said barometric damper is a needle valve.
Further, said feeder is the down-hole compressed air line, promptly presses wind as source of the gas with the down-hole.
The down-hole presses wind to have higher pressure and flow, can not directly be used for breathing, and said barometric damper can reduce pressure compressed air line internal pressure and the bigger compressed air of flow, throttling, reaches the pressure and the flow value of suitable human body respiration.Said oil water separator is used for removing little water, impurity, oil droplet and the oil vapour of pressing wind; Said active carbon filter is used for removing harmful substances such as the peculiar smell of pressing wind and organic steam.But said breathing buffers packet can improve the utilization rate of respiratory air flow and improve the comfortableness of breathing with the characteristics that realization meets the breathing of human body alternate intervals.
Further, the pipeline between said barometric damper and the oil water separator is provided with Pressure gauge, is used for monitoring and regulating and control the throughput of pipeline.
Further, said active carbon filter and breathe between the buffers packet and also be provided with safety relief valve, but after pressure in the pipeline surpasses setting pressure releasing pressure automatically, guarantee the safe and reliable of downhole safety breathing equipment.
Further, the pipeline between said barometric damper, oil water separator and the charcoal filter is an iron pipe, and said iron pipe is coated with the zinc layer outward, and anticorrosion needs, installation are hung easily simultaneously in satisfying the down-hole wet environment, have also guaranteed the low cost of device.
Further, the pipeline between said breathing buffers packet and the face shield is a bellows, and the big respiratory resistance of said bellows diameter is little, and pliability is strong.Face shield is connected with breathing hose rationally, and the visual field, below is big.Face shield and flexible pipe connection angle are downward 45 degree, and wearing the back breathing hose does not promptly influence field of front vision, can not influence the sight line of operating personnel when bowing operation again.Bellows light weight, toughness that breathing mask is selected for use are strong, avoided the operating personnel because of activity cause that bellows and clothing friction cause handicapped.
Further; Said charcoal filter is that helical form high-pressure air pipe or contraction type high-pressure air pipe are connected with the pipeline of breathing between the buffers packet; After the user of service had worn this downhole safety breathing equipment, appointing so can be free movable in the length radius of helical form high-pressure air pipe or contraction type high-pressure air pipe.
Further; Said face shield comprises the cover body that has the face shield frenulum, and said cover body is provided with the one-way vent to cover body outside exhaust, realizes air-flow side direction cover body outside exhaust in cover body; The waste gas that makes human body breathe out is directly discharged OFP by face shield below one-way vent; The discord fresh air mixes, and remains the barotropic state of fresh air in the face shield, and the operating personnel can breathe clean air more smoothly; Be provided with the pipeline junction on the said cover body and make the anti-adverse current check valve of air-flow to the inboard one-way flow of cover body; Realize the one-way flow that air-flow is surveyed in cover body from pipeline; To the pressure of ambient gas that makes the interior gas pressure of face shield greater than OFP, avoided the entering of dust and toxic and harmful.Frenulum can be regulated degree of tightness on request voluntarily, and safe wearing is comfortable.
Further, said barometric damper, Pressure gauge, oil water separator and charcoal filter place in the casing, are convenient to protection and management.
The utility model downhole safety breathing equipment is simple and reasonable for structure, compact, mainly has following several respects advantage compared with prior art:
1, air demand is big, breathes freely.The adjusting of air demand size realizes trace control by barometric damper in the face shield.Air demand is much larger than personnel's tidal volume (normal human's per minute respiration rate is 12-18 time, and each inspiratory capacity is about 500ml, and the maximum air demand that actual air demand is about this device of 6000-9000ml/min. is not less than 30000ml/min).Air-flow behind the filtration under diminished pressure can carry out the air-flow buffering in breathing buffers packet, make constant low-pressure air current meet the characteristics of human body respiration alternate intervals air feed.Bigbore breathing hose has reduced respiratory resistance, breathes sense of discomfort such as do not feel oppressed freely.
2, malleation air feed is avoided in the dust suction body.Wind malleation air feed is pressed in the down-hole, no matter is in human body breathing process or exhalation process, all is malleation in the face shield, has avoided in dust and the toxic and harmful suction body.
3, strainability is strong.Oil water separator can filter water in the pressure ventilation pipe and wet goods foreign material in advance, and has the function of automatic draining, oil extraction, deslagging; Active carbon filter can be pressed peculiar smell and the absorption of organic steam harmful substances such as (benzene and homologue, kerosene, gasoline, acetone, toluene, xylenes, aniline, nitrobenzene and derivative, halogen, organic compound, carbon dioxide, ethers) in the wind with the down-hole.Guarantee the unobstructed and personnel health of gas circuit through oil water separator, active carbon filter.
4, this device need not other energy consumptions, as long as the periodic replacement active carbon has the wind of pressure to use for a long time.
To sum up, the utility model provide a kind of can be abominable in dust or air quality or environment that toxic and harmful occurs in, particularly, still can provide fresh air to supply with the device of operating personnel's eupnea when the land used oxygen content is crossed when low.As: disasters such as gas explosion, fire and gas is outstanding take place under the coal mine to be caused in the environment anoxic or occur jeopardizing with malicious pernicious gas and all can adopt this device when miner's life security can't be escaped.
Description of drawings
Accompanying drawing is used to provide the further understanding to the utility model, and constitutes the part of specification, is used to explain the utility model with the embodiment of the utility model, does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model embodiment two.
In conjunction with accompanying drawing, Reference numeral is following among the utility model embodiment:
1-feeder 2-barometric damper 3-oil water separator
4-active carbon filter 5-breathes buffers packet 6-bellows
7-prevents adverse current check valve 8-one-way vent 9-face shield
10-face shield frenulum
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model clearer; To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the utility model embodiment is carried out clear, intactly description; Obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1
The disclosed downhole safety breathing equipment of present embodiment comprises the feeder, barometric damper, oil water separator, charcoal filter, breathing buffers packet and the face shield that connect in order through pipeline.During use, barometric damper is connected with feeder, and the air-flow that feeder provides gets into face shield through barometric damper, oil water separator, active carbon filter, breathing buffers packet successively, supplies the workman to breathe.The adjusting of air demand size realizes trace control by barometric damper in the face shield.Oil water separator can filter foreign material such as the water in the pressure ventilation pipe, oil droplet and oil vapour in advance, and has the function of automatic draining, oil extraction, deslagging; Active carbon filter can be pressed harmful substances such as peculiar smell and the organic steam absorption in the wind with the down-hole.
Embodiment 2
Fig. 1 is the structural representation of the utility model embodiment two.
Downhole safety breathing equipment disclosed in the utility model is as shown in Figure 1, comprises the feeder 1, barometric damper 2, oil water separator 3, charcoal filter 4, breathing buffers packet 5 and the face shield 9 that connect in order through pipeline.Barometric damper 2 is a needle valve.During use, barometric damper 2 is connected with feeder 1, and the air-flow that feeder 1 provides gets into face shield 9 through barometric damper 2, oil water separator 3, active carbon filter, breathing buffers packet 5 successively, supplies the workman to breathe.
The feeder 1 that present embodiment adopted is the down-hole compressed air line, promptly presses wind as source of the gas with the down-hole.The down-hole presses wind to come from the production dynamical system---the compressed air line system, and the pressure of compressed air line system is big, is generally 0.6-0.8Mpa, and gas flow greatly directly supplier is breathed.After atmosphere compressed through air compressor, each used the wind place to be transported to the down-hole through dedicated line.Because most of compressed air system is all used lubricating oil formula compressor, this machine is at work with lubricating oil vaporization becoming oil droplet.Particularly many reasons such as untimely, oil content separator separates weak effect, degreasing unit efficient are low are changed in air compressor inner member wearing and tearing; Residual a little oil droplet of meeting, suspended particles, oil vapour etc. in the gas after the feasible compression; Its oil content 8-15ppm, moisture 2-3.5%.
The down-hole presses wind to have higher pressure and flow, can not directly be used for breathing, and said barometric damper 2 can reduce pressure compressed air line internal pressure and the bigger compressed air of flow, throttling, reaches the pressure and the flow value of suitable human body respiration.The wind supply quantity of feeder 1 is controlled at and is not less than 30000ml/min; Oil water separator 3 is used for removing little water, impurity, oil droplet and the oil vapour of pressing wind; Active carbon filter is used for removing harmful substances such as the peculiar smell of pressing wind and organic steam.But breathing buffers packet 5 can improve the utilization rate of respiratory air flow and realize that the characteristics that meet the breathing of human body alternate intervals improve the comfortableness of breathing.
The working index of the downhole safety breathing equipment that present embodiment provides is as shown in table 1.Effectively screened well presses down water, oil, impurity and the peculiar smell in the wind.
Table 1 downhole safety breathing equipment working index
Pipeline between barometric damper 2 and the oil water separator 3 is provided with Pressure gauge, is used for monitoring and regulating and control the throughput of pipeline.Active carbon filter and breathe between the buffers packet 5 and also be provided with safety relief valve, but after pressure in the pipeline surpasses setting pressure releasing pressure automatically, guarantee the safe and reliable of downhole safety breathing equipment.Pipeline between barometric damper 2, oil water separator 3 and the charcoal filter 4 is an iron pipe, and said iron pipe is coated with the zinc layer outward, and anticorrosion needs, installation are hung easily simultaneously in satisfying the down-hole wet environment, have also guaranteed the low cost of device.Control valve, Pressure gauge, oil water separator 3 and charcoal filter 4 can place in the casing, are convenient to protection and management.
The pipeline of breathing between buffers packet 5 and the face shield 9 is a bellows 6, and the big respiratory resistance of said bellows 6 diameters is little, and pliability is strong.Face shield 9 is connected with breathing hose rationally, and the visual field, below is big.Face shield 9 is downward 45 degree with the flexible pipe connection angle, and wearing the back breathing hose does not promptly influence field of front vision, can not influence the sight line of operating personnel when bowing operation again.Bellows 6 light weight, toughness that breathing mask 9 is selected for use is strong, avoided the operating personnel because of activity cause that bellows 6 and clothing friction cause handicapped.
Charcoal filter 4 and the pipeline of breathing between the buffers packet 5 are the helical form high-pressure air pipe; After the user of service has worn this device; Still can be in the length radius of helical form high-pressure air pipe free movable (this helical form high-pressure air pipe be also replaced by automatic contraction type high-pressure air pipe, the movable property after can strengthening this device equally and wearing).
Face shield 9 comprises the cover body that has face shield frenulum 10; Cover body is provided with the one-way vent 8 to cover body outside exhaust; Realize air-flow side direction cover body outside exhaust in cover body, the waste gas that makes human body breathe out is directly discharged outside the face shield 9 by face shield 9 below one-way vent 8, and the discord fresh air mixes; Remain the barotropic state of fresh air in the face shield 9, the operating personnel can breathe clean air more smoothly; Be provided with the pipeline junction on the cover body and make the anti-adverse current check valve 7 of air-flow to the inboard one-way flow of cover body; Realize that air-flow is from the one-way flow of pipeline to cover body; Gas pressure in making face shield 9 has been avoided the entering of dust and toxic and harmful greater than the pressure of ambient gas outside the face shield 9.Frenulum can be regulated degree of tightness on request voluntarily, and safe wearing is comfortable.The cover body of face shield 9 is converted by SM281 type filtering type anti-poison respirator, and main body is by Asians's face type characteristic Design.The cover body favorable sealing property, strong with facial stickiness, stopped the possibility that dust gets into face shield 9 cover bodies.
The safe breathing equipment that present embodiment provided is to be fixed near the fixing dustproof self-help apparatus in production place, and its source of the gas comes from the production dynamical system---the compressed air line system.The downhole safety breathing equipment can divide into groups to be installed on the fully-mechanized digging machine of underground work or top board tunnel good, the front and back no-sundries a gang of.Like the zone in staff's active sets such as fully-mechanized digging machine periphery and belt machine end.When fully-mechanized digging machine tunnels, remove development machine driver use and be fixed on the safe respirator on the development machine, other staff use in each zone nearby.
The method for using of downhole safety breathing equipment; Open barometric damper 2, be fixed between waist, wait for 2-5 second, the gas of breathing in the buffers packet 5 is fully replaced, put on face shield 9 and can use breathing buffers packet 5 usefulness belts.Thereby thoroughly solve in the high density dust atmosphere or poisonous and harmful gas to underground work personnel's health hazard.
Field trial: serve as the test people by the development machine driver of unit in charge of construction.In three hours use, the development machine driver representes dustproof respond well, does not have any discomfort sense during use.
What should explain at last is: above embodiment is only in order to the technical scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to previous embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of each embodiment technical scheme of essence disengaging the utility model of relevant art scheme.
Claims (9)
1. a downhole safety breathing equipment is characterized in that, comprises the feeder, barometric damper, oil water separator, charcoal filter, breathing buffers packet and the face shield that connect in order through pipeline.
2. downhole safety breathing equipment according to claim 1 is characterized in that, said feeder is the down-hole compressed air line.
3. downhole safety breathing equipment according to claim 1 is characterized in that the pipeline between said barometric damper and the oil water separator is provided with Pressure gauge.
4. downhole safety breathing equipment according to claim 1 is characterized in that, also is provided with safety relief valve between said charcoal filter and the breathing buffers packet.
5. according to claim 1,3 or 4 kind of any described downhole safety breathing equipment, it is characterized in that the pipeline between said barometric damper, oil water separator and the charcoal filter is an iron pipe, said iron pipe is coated with the zinc layer outward.
6. according to claim 1 or 4 described downhole safety breathing equipments, it is characterized in that the pipeline between said breathing buffers packet and the face shield is a bellows.
7. according to claim 1 or 4 described downhole safety breathing equipments, it is characterized in that said active carbon filter and the pipeline of breathing between the buffers packet are helical form high-pressure air pipe or contraction type high-pressure air pipe.
8. downhole safety breathing equipment according to claim 1 is characterized in that said face shield comprises the cover body that has the face shield frenulum, and said cover body is provided with the one-way vent to cover body outside exhaust; Be provided with the pipeline junction on the said cover body and make the anti-adverse current check valve of air-flow to the inboard one-way flow of cover body.
9. downhole safety breathing equipment according to claim 3 is characterized in that, said barometric damper, Pressure gauge, oil water separator and active carbon filter place in the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203820447U CN202263313U (en) | 2011-10-10 | 2011-10-10 | Underground safety breathing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203820447U CN202263313U (en) | 2011-10-10 | 2011-10-10 | Underground safety breathing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202263313U true CN202263313U (en) | 2012-06-06 |
Family
ID=46154124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203820447U Expired - Fee Related CN202263313U (en) | 2011-10-10 | 2011-10-10 | Underground safety breathing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202263313U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028212A (en) * | 2011-10-10 | 2013-04-10 | 淮南矿业(集团)有限责任公司 | Underground safety breathing device |
| CN106621109A (en) * | 2015-10-29 | 2017-05-10 | 丹阳市海信涂料化工厂 | Respiratory system of gas mask for paint spraying |
-
2011
- 2011-10-10 CN CN2011203820447U patent/CN202263313U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028212A (en) * | 2011-10-10 | 2013-04-10 | 淮南矿业(集团)有限责任公司 | Underground safety breathing device |
| CN106621109A (en) * | 2015-10-29 | 2017-05-10 | 丹阳市海信涂料化工厂 | Respiratory system of gas mask for paint spraying |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120606 Termination date: 20161010 |