CN103075182A - Mine refuge chamber - Google Patents
Mine refuge chamber Download PDFInfo
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- CN103075182A CN103075182A CN2011103294022A CN201110329402A CN103075182A CN 103075182 A CN103075182 A CN 103075182A CN 2011103294022 A CN2011103294022 A CN 2011103294022A CN 201110329402 A CN201110329402 A CN 201110329402A CN 103075182 A CN103075182 A CN 103075182A
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- oxygen
- mine
- escape capsule
- pressure transmitter
- pneumatic fan
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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 the safe life-saving technical field, particularly a kind of escape capsule of mine.
Background technology
In recent years, along with the raising of people to the safety of coal mines attention degree, especially Chilean mine disaster 33 miners all successfully be rescued, and greatly advanced the development of China's escape capsule of mine.The function of escape capsule of mine is the enclosed environment that a safety is provided for the personnel that can't in time withdraw in accident, and escape capsule of mine comprises a plurality of complication systems such as malleation is kept, oxygen supply, air conditioning, communication, food supply.
Because the cabin body is in the hot environment, the respiration heat of adding the personnel cabin in wets, and unusual sultry humidity in the cabin causes in the cabin personnel uncomfortable, life-threatening safety what is more, and therefore, refrigeration system is one of parts of survival capsule most critical.The escape capsule of mine refrigerating method comprises the methods such as ice-reserving refrigeration, freezing by change of state and gases at high pressure swell refrigeration, because front two kinds of defectives that himself is arranged, what generally use at present is the gases at high pressure swell refrigerations.Number of patent application is 201110043150.7, name is called the refrigeration purification integrated machine of high-pressure refrigerant driving and the patent of invention of method discloses the interior refrigerated dehumidification method of a kind of escape capsule of mine, the disclosed method of this application adopts pneumatic fan to strengthen cross-ventilation, this pneumatic fan utilizes the exhaust gas driven of discharging from heat exchanger, although effectively utilized waste gas, but pneumatic fan is the structure of movable sealing, and cold-producing medium is very easily revealed, at confined space with serious threat personnel life.
In addition, the method for oxygen supply has chemical oxygen supply and gas cylinder oxygen supply in the cabin, because chemical oxygen supply meeting discharges a large amount of reaction heat, mostly adopts at present the gas cylinder oxygen supply, but all is directly to discharge by an exhaust opening after the decompression, does not consider equally distributed problem.
Summary of the invention
The technical problem that (one) will solve
The technical problem to be solved in the present invention is: how a kind of escape capsule of mine is provided, adopts refrigeration exhaust gas driven pneumatic fan in order to overcome prior art, 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: the cabin body, and be arranged on described cabin body interior oxygen system and refrigeration system; Described oxygen system comprises and utilizes the gas-powered pneumatic fan of oxygen; 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, oxygen pot valve, oxygen flow meter and the oxygen hand valve that connect successively; 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, pressure reducer and the first low pressure transmitter between described oxygen pot valve and the oxygen flow meter; Described oxygen pot valve is successively by described the first high-pressure transmitter, pressure reducer be connected and connect described oxygen flow meter behind the low pressure transmitter.
Preferably, described oxygen system comprises a plurality of described oxygen nozzles; A plurality of described oxygen nozzles connect described pneumatic fan by connecting leg, and evenly are 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; Be provided with tap hole on the described thin slice.
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, be provided with the air inlet port for input oxygen on the described housing, and the gas outlet that is used for output 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; Be arranged on described refrigerant tank top for the described refrigerant tank hand valve of controlling described refrigerant tank switch; 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 that is arranged on the body of described cabin.
Preferably, described refrigeration system also comprises: be arranged on the second high-pressure transmitter, restriction choke and the second low pressure transmitter between described syphon and the primary evaporator; Described syphon is successively by described the second high-pressure transmitter, restriction choke be connected and connect described primary evaporator behind the low pressure transmitter.
(3) beneficial effect
Escape capsule of mine of the present invention drives pneumatic fan by the oxygen that adopts oxygen system to provide, and has effectively avoided refrigrant leakage to threaten the risk of personal security; And, pneumatic fan is arranged on the windward side of primary evaporator, effectively guarantee cooling-down effect; The stack dish curl of refrigeration system effectively utilizes the cold of cold-producing medium; Evenly lay a plurality of oxygen nozzles at body top, cabin, can guarantee that oxygen is evenly distributed in the body of cabin.
Description of drawings
Fig. 1 is the main sectional view of the described escape capsule of mine of the embodiment of the invention;
Fig. 2 is the structure chart of the described oxygen system of the embodiment of the invention and refrigeration system;
Fig. 3 is bowing to sectional view of the described escape capsule of mine of the embodiment of the invention;
Fig. 4 is the structure chart of the described oxygen nozzle of the embodiment of the invention;
Fig. 5 is the sectional view of the described pneumatic fan of the embodiment of the invention;
Fig. 6 is the partial enlarged drawing in I zone among Fig. 5.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
Fig. 1 is the main sectional view of the described escape capsule of mine of the embodiment of the 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 described oxygen system 200 and refrigeration system 300 all are arranged on body 100 inside, described cabin.
Fig. 2 is the structure chart of the described oxygen system of the embodiment of the invention and refrigeration system.As shown in Figure 2, described oxygen system 200 further comprises and connecting successively by connecting leg 210: oxygen tank 201, oxygen pot valve 202, the first high-pressure transmitter 203, pressure reducer 204, the 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 further comprises successively connection: refrigerant tank 301, syphon 302, refrigerant tank hand valve 303, the second high-pressure transmitter 304, restriction choke 305, the 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 is used for oxygen is filtered, and removes the harmful components that are unfavorable for human body respiration.
The lower end of described syphon 302 stretches to the bottom of described refrigerant tank 301, and the upper end connects the refrigerant tank hand valve 303 that is positioned at described refrigerant tank 301 tops, and described refrigerant tank hand valve 303 is used for controlling the release of described refrigerant tank 301 cold-producing mediums.Described stack 310 dish curls increase the heat exchange area in the finite length, and the cold that takes full advantage of cold-producing medium is lowered the temperature to described escape capsule of mine.The end of described stack 310 connects the steam vent that is arranged on the described cabin body 100, discharging out of my cabin through the cold-producing medium waste gas of abundant heat exchange.
Fig. 3 is bowing to sectional view of the described escape capsule of mine of the embodiment of the invention.As shown in Figure 3, described escape capsule of mine comprises a plurality of described oxygen nozzles 211, and a plurality of described oxygen nozzle 211 connects by described connecting leg 210, evenly is laid in the top of described cabin body 100, guarantees that oxygen can evenly arrive each position in the cabin.
Fig. 4 is the structure chart of the described oxygen nozzle of the embodiment of the 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 integral body are horn-like; Evenly be provided with tap hole 21131 on the described thin slice 2113, guarantee that oxygen flows out in the mode of little thread.
Fig. 5 is the sectional view of the described pneumatic fan of the embodiment of the invention.As shown in Figure 5, described pneumatic fan 208 comprises: housing 2081, motor 2082, connecting axle 2083, blade 2084 and blade shroud 2085.Described motor 2082 is arranged on described housing 2081 inside, and described connecting axle 2083 connects described motor 2082 and blade 2084, and described blade 2084 is arranged on described blade shroud 2085 inside.Described housing 2081 tops are provided with the air inlet port 20811 for input oxygen, the bottom is provided with the gas outlet 20812 for output oxygen, the oxygen that flows drives described motor 2082 and rotates, and then drive described blade 2084 around described connecting axle 2083 rotations, produce wind, promote described primary evaporator 307 heat exchange.
Fig. 6 is the partial enlarged drawing in I zone among Fig. 5.As shown in Figure 6, be provided with joint ring 20831 between described motor 2082 and the connecting axle 2083.Described joint ring 20831 is used for forming movable sealing face between described motor 2082 and connecting axle 2083, to prevent be used to the Leakage Gas that drives described motor 2082.But, owing to being to be rotationally connected between described motor 2082 and the connecting axle 2083, be difficult to the absolute Leakage Gas that guarantees not have.The described escape capsule of mine of the embodiment of the invention adopts oxygen to substitute traditional refrigerant gas and drives described motor, even a small amount of Leakage Gas is arranged, also can not threaten personal security in the cabin, has higher safety.
The course of work of described oxygen system 200 is: open oxygen pot valve 202, high pressure oxygen flows out from oxygen tank 201, enters the first high-pressure transmitter 203, and the pressure of oxygen tank 201 interior gases this moment is measured and shown to described the first high-pressure transmitter 203; Gases at high pressure and then enter pressure reducer 204 and reduce pressure, the first low pressure transmitter 205 is measured the pressure that also shows oxygen this moment; Post-decompression oxygen is through oxygen flow meter 206, described oxygen flow meter 206 is measured oxygen flow, when flow satisfies requiring 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 209 removals are unfavorable for the harmful components of human body respiration through oxygen filter, oxygen nozzle 211 ejections of pure oxygen by evenly being laid in cabin body 100 tops, form uniform oxygen environment, for personnel in the cabin provide oxygen.
The course of work of described refrigeration system 300 is: open refrigerant tank hand valve 303, the cold-producing medium that is in the saturated liquid state in the refrigerant tank 301 is by syphon 302, the second high-pressure transmitter 304, enter 305 isenthalpic throttlings of restriction choke, cold-producing medium becomes the gas-liquid two-phase state, through entering primary evaporator 307 and room air heat exchange after the second low pressure transmitter 306, cold-producing medium progressively gasifies, and the heat of air in the absorption cabin, be converted into evaporation latent heat, make temperature reduction in the cabin, cold-producing medium through elementary heat exchange becomes the saturated gas under the throttle temperature one time, enter capillary tube 308 and carry out second throttle, decrease temperature and pressure also becomes gas-liquid two-phase state under the second throttle temperature, enter afterwards secondary evaporimeter 309, carry out and primary evaporator 307 interior identical processes, saturated refrigerant gas under the second throttle temperature is entered stack 310, because this moment, the refrigerant gas temperature was starkly lower than temperature in the cabin, also have the part cold to utilize, stack 310 spirals with helical form in the cabin, increase the heat exchange area in the finite length, to utilize air in the cold cooling cabin in the saturated refrigerant gas temperature-rise period, discharge out of my cabin by the steam vent on the cabin body 100 afterwards.
The described escape capsule of mine of the embodiment of the invention drives pneumatic fan by the oxygen that adopts oxygen system to provide, and has effectively avoided refrigrant leakage to threaten the risk of personal security; And, pneumatic fan is arranged on the windward side of primary evaporator, effectively guarantee cooling-down effect; The stack dish curl of refrigeration system effectively utilizes the cold of cold-producing medium; Evenly lay a plurality of oxygen nozzles at body top, cabin, can guarantee that oxygen is evenly distributed in the body of cabin.
Above embodiment only is used for explanation the present invention; and be not limitation of the present invention; the those of ordinary skill in relevant technologies field; in the situation that do not break away from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (10)
1. an escape capsule of mine is characterized in that, comprising: the cabin body, and be arranged on described cabin body interior oxygen system and refrigeration system; Described oxygen system comprises and utilizes the gas-powered pneumatic fan of oxygen; Described refrigeration system comprises primary evaporator, and described pneumatic fan is arranged on the windward side of described primary evaporator.
2. escape capsule of mine as claimed in claim 1 is characterized in that, described oxygen system also comprises: oxygen nozzle, and the oxygen tank, oxygen pot valve, oxygen flow meter and the oxygen hand valve that connect successively; Described oxygen hand valve connects described oxygen nozzle by described pneumatic fan.
3. escape capsule of mine as claimed in claim 2 is characterized in that, described oxygen system also comprises: be arranged on the first high-pressure transmitter, pressure reducer and the first low pressure transmitter between described oxygen pot valve and the oxygen flow meter; Described oxygen pot valve is successively by described the first high-pressure transmitter, pressure reducer be connected and connect described oxygen flow meter behind the low pressure transmitter.
4. escape capsule of mine as claimed in claim 2 is characterized in that, described oxygen system comprises a plurality of described oxygen nozzles; A plurality of described oxygen nozzles connect described pneumatic fan by connecting leg, and evenly are arranged on the top of described cabin body.
5. escape capsule of mine as claimed in claim 4 is characterized in that, 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; Be provided with tap hole on the described thin slice.
6. escape capsule of mine as claimed in claim 1 is characterized in that, 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.
7. escape capsule of mine as claimed in claim 6 is characterized in that, is provided with the air inlet port for input oxygen on the described housing, and the gas outlet that is used for output oxygen.
8. escape capsule of mine as claimed in claim 1 is characterized in that, described refrigeration system also comprises: refrigerant tank, syphon, refrigerant tank hand valve, capillary tube, secondary evaporimeter and stack; Described syphon connects described refrigerant tank; Be arranged on described refrigerant tank top for the described refrigerant tank hand valve of controlling described refrigerant tank switch; Described syphon connects described capillary tube by described primary evaporator; Described capillary tube connects described stack by described secondary evaporimeter.
9. escape capsule of mine as claimed in claim 8 is characterized in that, described stack dish curl, and described stack connects the steam vent that is arranged on the body of described cabin.
10. escape capsule of mine as claimed in claim 8 is characterized in that, described refrigeration system also comprises: be arranged on the second high-pressure transmitter, restriction choke and the second low pressure transmitter between described syphon and the primary evaporator; Described syphon is successively by described the second high-pressure transmitter, restriction choke be connected and connect described primary evaporator behind the low pressure transmitter.
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 true CN103075182A (en) | 2013-05-01 |
| CN103075182B CN103075182B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110329402.2A Active CN103075182B (en) | 2011-10-26 | 2011-10-26 | Mine refuge chamber |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070199244A1 (en) * | 2006-02-27 | 2007-08-30 | Kennedy William R | Mine Refuge |
| 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 |
| 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 |
| 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 |
-
2011
- 2011-10-26 CN CN201110329402.2A patent/CN103075182B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070199244A1 (en) * | 2006-02-27 | 2007-08-30 | Kennedy William R | Mine Refuge |
| 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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| CN103075182B (en) | 2015-05-13 |
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