CN103075182B - Mine refuge chamber - Google Patents
Mine refuge chamber Download PDFInfo
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- CN103075182B CN103075182B CN201110329402.2A CN201110329402A CN103075182B CN 103075182 B CN103075182 B CN 103075182B CN 201110329402 A CN201110329402 A CN 201110329402A CN 103075182 B CN103075182 B CN 103075182B
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- pressure transmitter
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- primary evaporator
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Abstract
The invention discloses a mine refuge chamber and relates to the field of safe life-saving. The mine refuge chamber comprises a chamber body, an oxygen supply system and a refrigerating system, wherein the oxygen supply system and the refrigerating system are arranged in the chamber body; the oxygen supply system comprises a pneumatic fan driven by oxygen; the refrigerating system comprises a primary evaporator, and the pneumatic fan is arranged on the windward surface of the primary evaporator. According to the mine refuge chamber, the oxygen provided by the oxygen supply system is adopted to drive the pneumatic fan, so the risk of threatening to the safety of personnel due to leakage of refrigerant is effectively avoided; the pneumatic fan is arranged on the windward surface of the primary evaporator, so the cooling effect is effectively guaranteed; an exhaust pipe of the refrigerating system is coiled into helical form, and the refrigerating capacity of the refrigerant is effectively utilized; and a plurality of oxygen spray nozzles are uniformly distributed on the top of the chamber body, so that the oxygen is guaranteed to be uniformly distributed in the chamber body.
Description
Technical field
The present invention relates to safe life-saving technical field, particularly a kind of escape capsule of mine.
Background technology
In recent years, along with people are to the raising of safety of coal mines attention degree, especially Chilean mine disaster 33 miners be all successfully rescued, and greatly advances the development of China's escape capsule of mine.The function of escape capsule of mine is the enclosed environment that personnel for withdrawing in time in accident provide a safety, and escape capsule of mine comprises multiple complication systems such as malleation maintenance, oxygen supply, air conditioning, communication, food supply.
Because cabin body is in hot environment, the respiration heat of adding personnel in cabin wets, and abnormal sultry humidity in cabin, cause personnel in cabin uncomfortable, what is more life-threatening safety, therefore, refrigeration system is one of parts of survival capsule most critical.Escape capsule of mine refrigerating method comprises the methods such as ice-reserving refrigeration, freezing by change of state and high pressure gas expansion refrigeration, because first two has the defect of himself, generally uses high pressure gas expansion to freeze at present.Number of patent application is 201110043150.7, name is called that the patent of invention of the refrigeration purification integrated machine that high-pressure refrigerant drives and method discloses a kind of refrigerated dehumidification method in escape capsule of mine, method disclosed in this application adopts pneumatic fan to strengthen cross-ventilation, this pneumatic fan utilizes the exhaust gas driven of discharging from heat exchanger, although effectively make use of waste gas, but pneumatic fan is the structure of movable sealing, and cold-producing medium is very easily revealed, at confined space by serious threat human life.
In addition, in cabin, the method for oxygen supply has chemical oxygen supply and gas cylinder oxygen supply, because chemical oxygen supply can discharge a large amount of reaction heat, mostly adopts gas cylinder oxygen supply at present, but is all directly discharged by an exhaust opening after decompression, does not consider equally distributed problem.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is: how to provide a kind of escape capsule of mine, to overcome prior art adopting refrigeration exhaust gas driven pneumatic fan, may cause the problem of refrigrant leakage.
(2) technical scheme
For solving the problems of the technologies described above, the invention provides a kind of escape capsule of mine, it comprises: cabin body, and the oxygen system be arranged in the body of described cabin and refrigeration system; Described oxygen system comprises the pneumatic fan utilizing oxygen nebulization; Described refrigeration system comprises primary evaporator, and described pneumatic fan is arranged on the windward side of described primary evaporator.
Preferably, described oxygen system also comprises: oxygen nozzle, and the oxygen tank connected successively, oxygen pot valve, oxygen flow meter and oxygen hand valve; Described oxygen hand valve connects described oxygen nozzle by described pneumatic fan.
Preferably, described oxygen system also comprises: be arranged on the first high-pressure transmitter between described oxygen pot valve and oxygen flow meter, pressure reducer and the first low pressure transmitter; Described oxygen pot valve is successively by being connected described oxygen flow meter after described first high-pressure transmitter, pressure reducer and the first low pressure transmitter.
Preferably, described oxygen system comprises multiple described oxygen nozzle; Multiple described oxygen nozzle connects described pneumatic fan by connecting leg, and is evenly arranged on the top of described cabin body.
Preferably, described oxygen nozzle comprises: import, outlet and thin slice; Described entrance point connects described connecting leg, and the port of export is provided with described thin slice, and the internal diameter of described outlet is greater than the internal diameter of described import; Described thin slice is provided with tap hole.
Preferably, described pneumatic fan comprises: housing, motor, connecting axle and blade; Described motor is arranged on described enclosure interior, and described connecting axle connects described motor and blade.
Preferably, described housing is provided with the air inlet port for inputting oxygen, and for exporting the gas outlet of oxygen.
Preferably, described refrigeration system also comprises: refrigerant tank, syphon, refrigerant tank hand valve, capillary tube, secondary evaporimeter and stack; Described syphon connects described refrigerant tank; Described refrigerant tank hand valve for controlling described refrigerant tank switch is arranged on described refrigerant tank top; Described syphon connects described capillary tube by described primary evaporator; Described capillary tube connects described stack by described secondary evaporimeter.
Preferably, described stack dish curl, and described stack connects the steam vent be arranged on the body of described cabin.
Preferably, described refrigeration system also comprises: be arranged on the second high-pressure transmitter between described syphon and primary evaporator, restriction choke and the second low pressure transmitter; Described syphon is successively by being connected described primary evaporator after described second high-pressure transmitter, restriction choke and the second low pressure transmitter.
(3) beneficial effect
Escape capsule of mine of the present invention, by the oxygen nebulization pneumatic fan adopting oxygen system to provide, effectively prevent the risk that refrigrant leakage threatens personal security; Further, pneumatic fan is arranged on the windward side of primary evaporator, effectively ensures cooling-down effect; The stack dish curl of refrigeration system, effectively utilizes the cold of cold-producing medium; Evenly lay multiple oxygen nozzle at body top, cabin, can ensure that oxygen is evenly distributed in the body of cabin.
Accompanying drawing explanation
Fig. 1 is the main sectional view of the escape capsule of mine described in the embodiment of the present invention;
Fig. 2 is the structure chart of oxygen system described in the embodiment of the present invention and refrigeration system;
Fig. 3 be escape capsule of mine described in the embodiment of the present invention bow to sectional view;
Fig. 4 is the structure chart of the oxygen nozzle described in the embodiment of the present invention;
Fig. 5 is the sectional view of the pneumatic fan described in the embodiment of the present invention;
Fig. 6 is the partial enlarged drawing in I region in Fig. 5.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Fig. 1 is the main sectional view of the escape capsule of mine described in the embodiment of the present invention.As shown in Figure 1, described escape capsule of mine mainly comprises: cabin body 100, oxygen system 200 and refrigeration system 300.Described cabin body 100 is enclosed construction, and it is inner that described oxygen system 200 and refrigeration system 300 are all arranged on described cabin body 100.
Fig. 2 is the structure chart of oxygen system described in the embodiment of the present invention and refrigeration system.As shown in Figure 2, described oxygen system 200 is comprised further and being connected successively by connecting leg 210: oxygen tank 201, oxygen pot valve 202, first high-pressure transmitter 203, pressure reducer 204, first low pressure transmitter 205, oxygen flow meter 206, oxygen hand valve 207, pneumatic fan 208, oxygen filter 209 and oxygen nozzle 211.Described refrigeration system 300 comprises further and connecting successively: refrigerant tank 301, syphon 302, refrigerant tank hand valve 303, second high-pressure transmitter 304, restriction choke 305, second low pressure transmitter 306, primary evaporator 307, capillary tube 308, secondary evaporimeter 309 and stack 310.
Wherein, described pneumatic fan 208 is arranged on the windward side of described primary evaporator 307, to strengthen the heat convection of described primary evaporator 307 and described escape capsule of mine indoor environment.Described oxygen filter 209, for filtering oxygen, removes the harmful components being unfavorable for human body respiration.
The lower end of described syphon 302 stretches to the bottom of described refrigerant tank 301, and upper end connects the refrigerant tank hand valve 303 being positioned at described refrigerant tank 301 top, and described refrigerant tank hand valve 303 is for controlling the release of cold-producing medium in described refrigerant tank 301.Described stack 310 coils curl, and increase the heat exchange area in finite length, the cold making full use of cold-producing medium is lowered the temperature to described escape capsule of mine.The end of described stack 310 connects the steam vent be arranged on described cabin body 100, to be discharged out of my cabin by the cold-producing medium waste gas through abundant heat exchange.
Fig. 3 is bowing to sectional view of escape capsule of mine described in the embodiment of the present invention.As shown in Figure 3, described escape capsule of mine comprises multiple described oxygen nozzle 211, and multiple described oxygen nozzle 211 is connected by described connecting leg 210, is evenly laid in the top of described cabin body 100, ensures that oxygen evenly can arrive each position in cabin.
Fig. 4 is the structure chart of the oxygen nozzle described in the embodiment of the present invention.As shown in Figure 4, described oxygen nozzle 211 comprises: import 2111, outlet 2112 and thin slice 2113.Described import 2111 connects described connecting leg 210, and described outlet 2112 is embedded with described thin slice 2113, and the internal diameter of described outlet 2112 is greater than the internal diameter of described import 2111, and namely described oxygen nozzle 211 entirety is in horn-like; Described thin slice 2113 is evenly provided with tap hole 21131, ensures that oxygen flows out in the mode of little thread.
Fig. 5 is the sectional view of the pneumatic fan described in the embodiment of the present invention.As shown in Figure 5, described pneumatic fan 208 comprises: housing 2081, motor 2082, connecting axle 2083, blade 2084 and blade shroud 2085.It is inner that described motor 2082 is arranged on described housing 2081, and described connecting axle 2083 connects described motor 2082 and blade 2084, and it is inner that described blade 2084 is arranged on described blade shroud 2085.Described housing 2081 top is provided with the air inlet port 20811 for inputting oxygen, bottom is provided with the gas outlet 20812 for exporting oxygen, described in the oxygen nebulization of flowing, motor 2082 rotates, and then drive described blade 2084 to rotate around described connecting axle 2083, produce wind, promote the heat exchange of described primary evaporator 307.
Fig. 6 is the partial enlarged drawing in I region in Fig. 5.As shown in Figure 6, joint ring 20831 is provided with between described motor 2082 and connecting axle 2083.Described joint ring 20831 for forming movable sealing face between described motor 2082 and connecting axle 2083, to prevent the Leakage Gas for driving described motor 2082.But, owing to being be rotationally connected between described motor 2082 and connecting axle 2083, so be difficult to absolute guarantee there is no Leakage Gas.Escape capsule of mine described in the embodiment of the present invention adopts oxygen to substitute traditional refrigerant gas and drives described motor, even if there is a small amount of Leakage Gas, also can not threaten personal security in cabin, have higher safety.
The course of work of described oxygen system 200 is: open oxygen pot valve 202, and high pressure oxygen flows out from oxygen tank 201, enters the first high-pressure transmitter 203, and described first high-pressure transmitter 203 is measured and shown the pressure of gas in now oxygen tank 201; Gases at high pressure and then enter pressure reducer 204 and reduce pressure, the first low pressure transmitter 205 is measured and is shown the pressure of now oxygen; Post-decompression oxygen is through oxygen flow meter 206, oxygen flow measured by described oxygen flow meter 206, when flow meets the requirement of pneumatic fan 208, open oxygen hand valve 207 and make gas-powered pneumatic fan 208, the air inlet port 20811 of pneumatic fan 208 connects oxygen hand valve 207, gas outlet 20812 connects oxygen filter 209, after oxygen filter 209 removal is unfavorable for the harmful components of human body respiration, pure oxygen is sprayed by the oxygen nozzle 211 being evenly laid in cabin body 100 top, form uniform oxygen environment, in cabin, personnel provide oxygen.
The course of work of described refrigeration system 300 is: open refrigerant tank hand valve 303, the cold-producing medium being in saturated liquid state in refrigerant tank 301 is by syphon 302, second high-pressure transmitter 304, enter restriction choke 305 isenthalpic throttlings, cold-producing medium becomes gas-liquid two-phase state, primary evaporator 307 and room air heat exchange is entered after the second low pressure transmitter 306, cold-producing medium progressively gasifies, and absorb the heat of air in cabin, be converted into evaporation latent heat, temperature in cabin is reduced, saturated gas under the cold-producing medium of primary heat exchange becomes a throttle temperature, enter capillary tube 308 and carry out second throttle, decrease temperature and pressure gas-liquid two-phase state under becoming second throttle temperature, enter secondary evaporimeter 309 afterwards, carry out the process identical with in primary evaporator 307, saturated refrigerant gas at second throttle temperature is entered stack 310, because now refrigerant gas temperature is starkly lower than temperature in cabin, part cold is also had to utilize, stack 310 spirally spirals in cabin, increase the heat exchange area in finite length, to utilize air in the cold cooling cabin in saturated refrigerant gas temperature-rise period, discharged out of my cabin by the steam vent on cabin body 100 afterwards.
Escape capsule of mine described in the embodiment of the present invention, by the oxygen nebulization pneumatic fan adopting oxygen system to provide, effectively prevent the risk that refrigrant leakage threatens personal security; Further, pneumatic fan is arranged on the windward side of primary evaporator, effectively ensures cooling-down effect; The stack dish curl of refrigeration system, effectively utilizes the cold of cold-producing medium; Evenly lay multiple oxygen nozzle at body top, cabin, can ensure that oxygen is evenly distributed in the body of cabin.
Above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (3)
1. an escape capsule of mine, is characterized in that, comprising: cabin body, and the oxygen system be arranged in the body of described cabin and refrigeration system; Described oxygen system comprises the pneumatic fan utilizing oxygen nebulization; Described refrigeration system comprises primary evaporator, and described pneumatic fan is arranged on the windward side of described primary evaporator;
Wherein, described oxygen system also comprises: oxygen nozzle, and the oxygen tank connected successively, oxygen pot valve, oxygen flow meter and oxygen hand valve; Described oxygen hand valve connects described oxygen nozzle by described pneumatic fan;
Described oxygen system also comprises: be arranged on the first high-pressure transmitter between described oxygen pot valve and oxygen flow meter, pressure reducer and the first low pressure transmitter; Described oxygen pot valve is successively by being connected described oxygen flow meter after described first high-pressure transmitter, pressure reducer and the first low pressure transmitter;
Described oxygen system comprises multiple described oxygen nozzle; Multiple described oxygen nozzle connects described pneumatic fan by connecting leg, and is evenly arranged on the top of described cabin body;
Described pneumatic fan comprises: housing, motor, connecting axle and blade; Described motor is arranged on described enclosure interior, and described connecting axle connects described motor and blade;
Described housing is provided with for input oxygen air inlet port, and for exporting the gas outlet of oxygen;
Described refrigeration system also comprises: refrigerant tank, syphon, refrigerant tank hand valve, capillary tube, secondary evaporimeter and stack; Described syphon connects described refrigerant tank; Described refrigerant tank hand valve for controlling described refrigerant tank switch is arranged on described refrigerant tank top; Described syphon connects described capillary tube by described primary evaporator; Described capillary tube connects described stack by described secondary evaporimeter;
Described refrigeration system also comprises: be arranged on the second high-pressure transmitter between described syphon and primary evaporator, restriction choke and the second low pressure transmitter; Described syphon is successively by being connected described primary evaporator after described second high-pressure transmitter, restriction choke and the second low pressure transmitter.
2. escape capsule of mine as claimed in claim 1, it is characterized in that, described oxygen nozzle comprises: entrance point, the port of export and thin slice; Described entrance point connects described connecting leg, and the port of export is provided with described thin slice, and the internal diameter of the described port of export is greater than the internal diameter of described entrance point; Described thin slice is provided with tap hole.
3. escape capsule of mine as claimed in claim 1, it is characterized in that, described stack dish curl, and described stack connects the steam vent be arranged on the body of described cabin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110329402.2A CN103075182B (en) | 2011-10-26 | 2011-10-26 | Mine refuge chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110329402.2A CN103075182B (en) | 2011-10-26 | 2011-10-26 | Mine refuge chamber |
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| Publication Number | Publication Date |
|---|---|
| CN103075182A CN103075182A (en) | 2013-05-01 |
| CN103075182B true CN103075182B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110329402.2A Active CN103075182B (en) | 2011-10-26 | 2011-10-26 | Mine refuge chamber |
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| CN (1) | CN103075182B (en) |
Citations (6)
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| CN201575547U (en) * | 2009-12-31 | 2010-09-08 | 李志勇 | Stand-alone air conditioner without power supply |
| CN102003203A (en) * | 2010-11-04 | 2011-04-06 | 黑龙江龙煤卓异救援装备科技有限公司 | Gas washing system and washing method for underground shelter |
| CN102022136A (en) * | 2010-11-19 | 2011-04-20 | 贾建军 | Temperature regulating device for mine rescue capsule |
| CN102022132A (en) * | 2010-11-04 | 2011-04-20 | 黑龙江龙煤卓异救援装备科技有限公司 | Cooling and dehumidifying system of underground shelter |
| CN102031989A (en) * | 2010-10-26 | 2011-04-27 | 中国航天科技集团公司第五研究院第五一○研究所 | Non-electric drive life support device |
| CN102135008A (en) * | 2011-02-23 | 2011-07-27 | 南京航空航天大学 | High-pressure refrigerant-driven refrigeration and purification integrated machine and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7533942B2 (en) * | 2006-02-27 | 2009-05-19 | Kennedy Metal Products & Buildings, Inc. | Mine refuge |
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2011
- 2011-10-26 CN CN201110329402.2A patent/CN103075182B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201575547U (en) * | 2009-12-31 | 2010-09-08 | 李志勇 | Stand-alone air conditioner without power supply |
| CN102031989A (en) * | 2010-10-26 | 2011-04-27 | 中国航天科技集团公司第五研究院第五一○研究所 | Non-electric drive life support device |
| CN102003203A (en) * | 2010-11-04 | 2011-04-06 | 黑龙江龙煤卓异救援装备科技有限公司 | Gas washing system and washing method for underground shelter |
| CN102022132A (en) * | 2010-11-04 | 2011-04-20 | 黑龙江龙煤卓异救援装备科技有限公司 | Cooling and dehumidifying system of underground shelter |
| CN102022136A (en) * | 2010-11-19 | 2011-04-20 | 贾建军 | Temperature regulating device for mine rescue capsule |
| CN102135008A (en) * | 2011-02-23 | 2011-07-27 | 南京航空航天大学 | High-pressure refrigerant-driven refrigeration and purification integrated machine and method |
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| CN103075182A (en) | 2013-05-01 |
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