CN102312679A - Underground movable split escape capsule system - Google Patents
Underground movable split escape capsule system Download PDFInfo
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- CN102312679A CN102312679A CN 201110279898 CN201110279898A CN102312679A CN 102312679 A CN102312679 A CN 102312679A CN 201110279898 CN201110279898 CN 201110279898 CN 201110279898 A CN201110279898 A CN 201110279898A CN 102312679 A CN102312679 A CN 102312679A
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Abstract
The invention discloses an underground movable split escape capsule system, which relates to the technical field of underground disaster prevention life-saving equipment for a coal mine and consists of a transition capsule, a main capsule and an auxiliary capsule, wherein all capsule body split bodies are connected through flanges and are provided with a transition capsule door, a main capsule door and an auxiliary capsule door. The underground movable split escape capsule system is characterized in that the system in the capsule body mainly consists of an alternating current motive-power power supply and high-capacity colloid storage battery uninterrupted conversion device, a compressed air system oxygen supply device, a compressed oxygen supply device, a filteration, temperature reduction and dehumidifying integration device, a gas dilution purifying device and an excrement collector, wherein the alternating current motive-power power supply and high-capacity colloid storage battery uninterrupted conversion device provides electric power supply for a communication and environment gas monitoring system and an instrument, and the excrement collector is arranged in the transition cabin. The underground movable split escape capsule system solves the problems to reach the goals that the oxygen supply, the temperature reduction and dehumidification and the gas dilution purification are realized, the electric power can be provided for more than 96 hours, or the infinite power supply can be realized, the split connection is convenient, the work efficiency is high, the required space is small, the construction engineering quantity is reduced, after the mine disasters occur, workers can enter all cabins to repair facilities in the cabins without gonging out of the escape capsule, simultaneously, miners can conveniently go out from the cabins, and the like.
Description
Technical field
The present invention relates to the life-saving equipment technical field of taking precautions against natural calamities under the coal mine, particularly removable split type survival capsule in down-hole or refuge cabin system.
Background technology
Be related to the technology of the removable split type survival capsule power supply in down-hole, traditional accumulator charging method generally is divided into two kinds of constant current and constant-voltage charges, and the constant-current charge method can realize rapid charging, but is easy to cause overcharged; The few generation of constant voltage charging method overcharged, but causes undercharge easily.Rapid charging can be accelerated the chemical reaction velocity of battery to greatest extent; Shorten the time that battery reaches fully charged state; Reduce the polarization time of pole plate, but high input current restriction is adopted in quick charge, all there is certain infringement in the performance and life-span of battery.
In the power-switching circuit of reserve battery is arranged; Adopt electronic switch circuit or relay circuit to switch between ac power power supply and the powered battery mostly; But in the process of switching; The problem that ubiquity lags behind at actuation time very easily influences the operate as normal of smart circuit, causes loss of data.For in the particular surroundings of colliery down-hole survival capsule; Under the hazardous condition; Have special meaning the Survivor of uninterrupted switching in the cabin between ac power power supply and the battery, existing lag behind actuation time can not allow, and is related to the reliable assurance of personnel's life in the cabin.
Summary of the invention
In order to overcome the deficiency of above technology, a kind of down-hole removable split type survival capsule system is provided, solve problems such as oxygen supply, cool-down dehumidification, gas dilution purify, electric power provides.
The technical scheme of technical problem to be solved by this invention is: the removable split type survival capsule in a kind of down-hole system; It is made up of transfer chamber, main cabin, support module; Connect with flange between each cabin body split; Be provided with transition hatch door, main hatch door, support module hatch door; System mainly constitutes by in the ac power power supply that the power supply device is provided for communication and monitored gas environment system and instrument and the uninterrupted conversion equipment of large-capacity glue accumulator body, compressed-air system apparatus of oxygen supply, compressed oxygen apparatus of oxygen supply, filtration cool-down dehumidification integrating device, gas dilution purifier, the transfer chamber defecate collection device being set in the body of cabin; The ac power power supply and the uninterrupted conversion equipment of large-capacity glue accumulator body that are arranged at electric supply installation in the support module include the anti-long-time float charger of AC/DC modular converter, high-capacity gel intelligent accummulatorization, large-capacity glue accumulator body output circuit, high-capacity gel battery discharging holding circuit, intrinsic safety electric source modular converter in the flameproof enclosure; The AC/DC modular converter connects the intrinsic safety electric source modular converter simultaneously through diode electrically; Be electrically connected the anti-long-time float charger of high-capacity gel intelligent accummulatorization to large-capacity glue accumulator body output circuit and high-capacity gel battery discharging holding circuit through diode to intrinsic safety electric source modular converter; Wherein: large-capacity glue accumulator body output circuit comprises that the output of charging circuit links to each other with the positive pole of large-capacity glue accumulator body and the source electrode of FET T1; The negative pole of battery links to each other with GND; The grid of FET T1 links to each other with discharge protection circuit; The drain electrode output of FET T1 links to each other with the intrinsic safety electric source modular converter through diode D2, and wherein: high-capacity gel battery discharging holding circuit comprises that the positive pole of battery links to each other with the negative electrode of voltage-stabiliser tube DZ1 and an end of resistance R 25, and the anode of voltage-stabiliser tube DZ1 links to each other with the end of adjustable resistance W3; The other end of adjustable resistance W3 links to each other with GND; The intermediate point of adjustable resistance W3 links to each other with the base stage of triode T5, and the other end of resistance R 25 links to each other with the grid of FET T1 and an end of resistance R 26, and the other end of resistance R 26 links to each other with the colelctor electrode of triode T5; The emitter stage of triode T5 links to each other with GND; The two ends of switch S 1 are parallelly connected with emitter stage with the base stage of triode T5 respectively, wherein: when the ac power power is not interrupted, be the output voltage of high-capacity gel charge in batteries voltage less than the AC/DC modular converter by the anti-long-time float charger of high-capacity gel intelligent accummulatorization.
The anti-long-time float charger of described high-capacity gel intelligent accummulatorization; Mainly comprise electronic switch, current limliting voltage stabilizing, comparison circuit and oscillating circuit in the flameproof enclosure; Through the input of the dc source after the AC/DC conversion as charging circuit, give the high-capacity gel charge in batteries by the circuit of the oscillating circuit of comparison circuit control, electronic switch, current limliting voltage stabilizing, the circuit of electronic switch comprises that input and the source electrode of resistance R 1, R2, FET T3 link; The output of resistance R 1 links to each other with the base stage of triode T7 and the colelctor electrode of triode T8; Link to each other with GND through capacitor C 3 simultaneously, the emitter stage of triode T8 links to each other with GND, and the OUT of 555 chips links to each other with the base stage of triode T8 through resistance R 4; The other end of resistance R 2 links to each other with the grid of FET T3; Link to each other with the colelctor electrode of triode T7 through resistance R 3 then, the emitter stage of triode T7 links to each other with GND through diode D6, and the drain electrode of FET T3 links to each other with the circuit of current limliting voltage stabilizing.
Through change-over switch SW2 man-power generator is inserted the AC/DC modular converter after the ac power power interruptions of down-hole.
Use when compressed-air system is not destroyed the compressed-air system apparatus of oxygen supply by be arranged at ground in the transfer chamber press the tertiary filter order of wind inlet through going into air valve connecting band Filter valve and impurity discharge port after adjustable pressure reducer, pressure meter, adjustable bobber flow meter get into main cabin again through vortex tube connect the cold air entry hatch, the hot air egress hatch constitutes; Use the compressed oxygen apparatus of oxygen supply after oxygen high pressure gauge, the adjustable pressure reducer of oxygen, oxygen low-pressure meter get into main cabin, to connect main cabin oxygen supply inflow entrance through oxygen adjustable bobber flow meter again when compressed-air system is destroyed and constitute, filter the cool-down dehumidification integrating device by the CO that has that is arranged in the support module by the oxygen bottle order that is arranged at the band oxygen supply valve in the transfer chamber
2The liquid CO of valve
2After steel cylinder gets into main cabin by the road, connect evaporation coil through main control valve, branch control valve, the evaporation coil other end is the gas vent behind the filtration cooling and dehumidifying, and evaporation coil top is that the suction of air motor drive high-pressure fan is through CO absorbent, CO
2The gas that the gas access gets in the master cabin, top after absorbent absorbs, and by CO
2Getting rid of outlet out of my cabin discharges; The evaporation coil bottom is that gas access, condensed water are got rid of export mixes out of my cabin in the master cabin, low pressure fan suction bottom; The gas dilution purifier constitutes by being arranged at be linked in sequence by the road give vent to anger valve, the high pressure gauge of giving vent to anger, the adjustable pressure reducer of giving vent to anger, the low-pressure meter of giving vent to anger, starting switch button, air leaving cover of the tank of compressed air that has the compressed air valve in the transfer chamber; The monitored gas environment system that setting can be connected with ground system in the support module; The monitored gas environment system terminal is set in the main cabin; Main cabin, transfer chamber, support module, the monitored gas environment system sensor all is set out of my cabin, is provided with wired and wireless communication terminal in the main cabin, seat held self-rescuer, food, first-aid kit, tool box, water.
Use when compressed-air system is not destroyed the compressed-air system apparatus of oxygen supply by be arranged at ground in the transfer chamber press the tertiary filter order of wind inlet through going into air valve connecting band Filter valve and impurity discharge port after adjustable pressure reducer, pressure meter, adjustable bobber flow meter get into main cabin again through vortex tube connect the cold air entry hatch, the hot air egress hatch constitutes; Use the compressed oxygen apparatus of oxygen supply after oxygen high pressure gauge, the adjustable pressure reducer of oxygen, oxygen low-pressure meter get into main cabin, to connect main cabin oxygen supply inflow entrance through oxygen adjustable bobber flow meter again when compressed-air system is destroyed and constitute, filter the cool-down dehumidification integrating device by the CO that has that is arranged in the support module by the oxygen bottle order that is arranged at the band oxygen supply valve in the transfer chamber
2The liquid CO of valve
2After steel cylinder gets into main cabin by the road, connect evaporation coil through main control valve, branch control valve, the evaporation coil other end is the gas vent behind the filtration cooling and dehumidifying, and evaporation coil top is that the suction of air motor drive high-pressure fan is through CO absorbent, CO
2The gas that the gas access gets in the master cabin, top after absorbent absorbs, and by CO
2Getting rid of outlet out of my cabin discharges; The evaporation coil bottom is that gas access, condensed water are got rid of export mixes out of my cabin in the master cabin, low pressure fan suction bottom; The gas dilution purifier constitutes by being arranged at be linked in sequence by the road give vent to anger valve, the high pressure gauge of giving vent to anger, the adjustable pressure reducer of giving vent to anger, the low-pressure meter of giving vent to anger, starting switch button, air leaving cover of the tank of compressed air that has the compressed air valve in the transfer chamber; The monitored gas environment system that setting can be connected with ground system in the support module; The monitored gas environment system terminal is set in the main cabin; Main cabin, transfer chamber, support module, the monitored gas environment system sensor all is set out of my cabin, is provided with wired and wireless communication terminal in the main cabin, seat held self-rescuer, food, first-aid kit, tool box, water.
Connect cabin body flange in the bottom with flange between the body split of cabin and be connected body inside, cabin, also be provided with the perforation hatch door between main cabin and the support module with the realization of flange in the bottom U-shaped hole.
Connect cabin body flange in the bottom with flange between the body split of cabin and be connected body inside, cabin, also be provided with the perforation hatch door between main cabin and the support module with the realization of flange in the bottom U-shaped hole.
Connect cabin body flange in the bottom with flange between the body split of cabin and be connected body inside, cabin, also be provided with the perforation hatch door between main cabin and the support module with the realization of flange in the bottom U-shaped hole.
Connect cabin body flange in the bottom with flange between the body split of cabin and be connected body inside, cabin, also be provided with the perforation hatch door between main cabin and the support module with the realization of flange in the bottom U-shaped hole.
Connect cabin body top flange with flange between the body split of cabin and connect the also body inside in the cabin, body two side flanges in cabin are connected the cabin external, and side flange connects with circular side flange hole, and top flange connects with the inverted U-shaped hole of top flange.
The invention has the beneficial effects as follows:
The ac power power does not interrupt using this power supply as the required consumer of colliery down-hole survival capsule system power supply to be provided; And be the anti-long-time floating charging of high-capacity gel intelligent accummulatorization; Especially under the situation of ac power dump; Assurance ac power power supply and large-capacity glue accumulator body are uninterruptedly changed, and do not produce perfusion to another circuit when guaranteeing high-capacity gel storage battery power supply or Alternating Current Power Supply simultaneously, have avoided the loss of battery capacity.Guarantee under the catastrophe situation, realize that the large-capacity glue accumulator body provided power supply for the required consumer of the removable split type survival capsule system in down-hole more than 96 hours.The input of man-power generator simultaneously realizes power supply being provided or being the high-capacity gel charge in batteries for the required consumer of the removable split type survival capsule system in down-hole when unlimited; Problems such as the oxygen supply of down-hole removable split type survival capsule system, cool-down dehumidification, gas dilution purification have been solved; Connect body bottom, cabin or/and top flange is connected body inside, cabin with flange between the body split of cabin, high efficiency easy to connect needs the space little, reduces the construction works amount; Also be provided with the perforation hatch door between main cabin and the support module, mine disaster can't take place survival capsule later on and can get in all each cabins and safeguard the facility cabin in, when the transition hatch door breaks down, make things convenient for the miner to withdraw from the cabin through the support module hatch door from the perforation hatch door.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is further specified.
Fig. 1. complete section schematic top plan view of the present invention;
Fig. 2. complete section master of the present invention looks sketch map;
Fig. 3. the uninterrupted conversion equipment schematic diagram of ac power power supply of the present invention and large-capacity glue accumulator body;
Fig. 4. high-capacity gel battery discharging holding circuit schematic diagram of the present invention;
Fig. 5. the anti-long-time float charger circuit theory diagrams of high-capacity gel intelligent accummulatorization of the present invention;
Fig. 6. man-power generator of the present invention inserts schematic diagram;
Fig. 7. compressed-air system apparatus of oxygen supply schematic diagram of the present invention;
Fig. 8. compressed oxygen apparatus of oxygen supply schematic diagram of the present invention;
Fig. 9. filtration cool-down dehumidification integrating device schematic diagram of the present invention;
Figure 10. gas dilution purifier schematic diagram of the present invention;
Figure 11. use the flange connection schematic diagram between split of the present invention.
Among the figure: 1.AC/DC modular converter, the 2. anti-long-time float charger of high-capacity gel intelligent accummulatorization, 3. intrinsic safety electric source modular converter, 4. high-capacity gel battery discharging holding circuit, 5. diode D1; 6. diode D2,7. large-capacity glue accumulator body output circuit, 8. input, 9. electronic switch, 10. comparison circuit; 11. oscillating circuit, 12. current limliting voltage stabilizings, 13. large-capacity glue accumulator bodies, 14. outputs, 71. FET T1; 81. man-power generator, 82. ac power power supplys, 83, change-over switch, 100. main cabins; 101. vortex tube, 102. cold air entry hatches, 103. hot air egress hatch, 104. main cabin oxygen supply inflow entrances, 105. oxygen adjustable bobber flow meters; 106. main control valve, 107. fens control valves, 108.CO absorbent, gas access in the master cabin, 109 top, 110.CO
2Absorbent, 111. high-pressure fans, 112. air motors, 113.CO
2Get rid of outlet out of my cabin, 114. filter the gas vent behind the cooling and dehumidifying, and 115. condensed waters are got rid of outlet out of my cabin, gas access in the master cabin, 116. bottom, 117. low pressure fans, 118. evaporation coils; 151. main hatch door, 183. foods, 184. self-rescuers, 185. first-aid kits, 186. tool boxes, 187. water; 188. filter the cool-down dehumidification integrating device, 190. seats, 191. monitored gas environment system terminals, 200. transfer chambers, 201. tertiary filters; 202. pressure meter, 203. adjustable bobber flow meters, 204. adjustable pressure reducers, 205. impurity discharge ports, 206. Filter valves; 207. go into air valve, wind inlet, 209. oxygen high pressure gauges, 210. oxygen low-pressure meters, the adjustable decompression table of 211. oxygen are pressed in 208. ground; 212. oxygen bottle, 213. oxygen supply valves, 214. valves of giving vent to anger, 215. high pressure gauges of giving vent to anger, 216. low-pressure meters of giving vent to anger; 217. air leaving cover, 218. jettron buttons, the 219. adjustable pressure reducers of giving vent to anger, 220. compressed gas cylinders, 221. compressed air valves; 251. the transition hatch door, 284. defecate collection devices, 287. outlet valves, 300. support modules, 301.CO
2Valve, 302. liquid CO
2Steel cylinder, 328. electric supply installations, 351. support module hatch doors, the inverted U-shaped hole of 400. top flange, 405. side flanges, 406. top flange, 410. flange in the bottom U-shaped holes, 411. side flange holes, 451. connect hatch door, 607. flange in the bottom.
The specific embodiment:
First embodiment
Referring to Fig. 1,2; A kind of down-hole removable split type survival capsule system; It is made up of transfer chamber 200, main cabin 100, support module 300; Connect with flange between each cabin body split; Be provided with transition hatch door 251, main hatch door 151, support module hatch door 351, system mainly is made up of the defecate collection device 284 that is provided with in the ac power power supply that power supply device 328 is provided for communication and monitored gas environment system and instrument and the uninterrupted conversion equipment of large-capacity glue accumulator body, compressed-air system apparatus of oxygen supply, compressed oxygen apparatus of oxygen supply, filtration cool-down dehumidification integrating device 188, gas dilution purifier, the transfer chamber in the body of cabin.Also be provided with outlet valve 287 in the described transfer chamber, when outlet valve 287 can be to automatic vent out of my cabin to guarantee that the cabin internal pressure is 100 during superpressure in the cabin---between the 500Pa.
Referring to Fig. 3; Ac power power supply and the uninterrupted conversion equipment of large-capacity glue accumulator body that is arranged at electric supply installations 328 in the support module 300 comprises by the anti-long-time float charger of the AC/DC modular converter 1 in the flameproof enclosure, high-capacity gel intelligent accummulatorization 2, large-capacity glue accumulator body output circuit 7, high-capacity gel battery discharging holding circuit 4, intrinsic safety electric source modular converter 3 and constituting; Its characteristics are that AC/DC modular converter 1 is electrically connected intrinsic safety electric source modular converter 3 simultaneously through diode 5D1, be electrically connected the anti-long-time float charger 2 of high-capacity gel intelligent accummulatorization to large-capacity glue accumulator body output circuit 7 and high-capacity gel battery discharging holding circuit 4 through diode 6D2 to intrinsic safety electric source modular converter 3, in conjunction with Fig. 4; High-capacity gel battery discharging holding circuit 4 links to each other with the negative electrode of voltage-stabiliser tube DZ1 and an end of resistance R 25 for the positive pole of battery (being the source electrode of field-effect pipe T1); The anode of voltage-stabiliser tube DZ1 links to each other with the end of adjustable resistance W3, and the other end of adjustable resistance W3 links to each other with GND, and the intermediate point of adjustable resistance W3 links to each other with the base stage of triode T5; The other end of resistance R 25 links to each other with the grid of FET T1 and an end of resistance R 26; The other end of resistance R 26 links to each other with the colelctor electrode of triode T5, and the emitter stage of triode T5 links to each other with GND, and the two ends of switch S 1 are parallelly connected with emitter stage with the base stage of triode T5 respectively; When the low minimum discharge voltage to setting of battery discharge voltage; Can cause ending of triode T5, thereby cause ending of FET T1 that battery just stops discharge like this; Switch S 1 is used for being implemented in the process of battery discharge; The artificial discharge loop that cuts off battery, this circuit has prevented the overdischarge of battery, has guaranteed the application life of battery; In conjunction with Fig. 5; The anti-long-time float charger of high-capacity gel intelligent accummulatorization mainly comprises electronic switch 9, current limliting voltage stabilizing 12, comparison circuit 10, oscillating circuit 11 in the flameproof enclosure, and it is through input 8 ends of the dc source after the AC/DC conversion as charging circuit; Circuit by the oscillating circuit 11 of comparison circuit 10 control, electronic switch 9, current limliting voltage stabilizing 12 gives the large-capacity glue accumulator body 13 chargings; The circuit of electronic switch 9 comprises that input 8 and the source electrode of resistance R 1, R2, FET T3 link, and the output of resistance R 1 links to each other with the base stage of triode T7 and the colelctor electrode of triode T8, links to each other with GND through capacitor C 3 simultaneously; The emitter stage of triode T8 links to each other with GND; The OUT of 555 chips links to each other with the base stage of triode T8 through resistance R 4, and the other end of resistance R 2 links to each other with the grid of FET T3, links to each other with the colelctor electrode of triode T7 through resistance R 3 then; The emitter stage of triode T7 links to each other with GND through diode D6, and the drain electrode of FET T3 links to each other with the circuit of current limliting voltage stabilizing 12.
Introduce the anti-long-time float charger operating principle of high-capacity gel intelligent accummulatorization for ease of understanding: when alternating current is arranged; Through the dc source after the AC/DC conversion; Input 8 ends as charging circuit; Through electronic switch 9, current limliting voltage stabilizing 12 circuit, give the large-capacity glue accumulator body 13 chargings.Comparison circuit 10 is used to monitor large-capacity glue accumulator body 13 voltages, through comparator, the dividing potential drop and the reference voltage of large-capacity glue accumulator body 13 voltages is compared; When being lower than reference voltage, the comparator output low level, then this moment, oscillating circuit 11 was output as low level; Then there is T8 to end, T7 conducting, T3 conducting; Be electronic switch 9 conductings, power supply is through the current limliting mu balanced circuit, to 13 chargings of large-capacity glue accumulator body.
Otherwise when large-capacity glue accumulator body 13 voltages are higher than setting value, both large-capacity glue accumulator body 13 voltages were in the dividing potential drop of input place of comparator during greater than reference voltage; Then comparator is exported high level; This moment, oscillating circuit 11 was output as high level, and the T8 conducting is then arranged, and T7 ends; T3 ends, and stops the charging to battery.
Realized under the situation of long-term floating charging; To the discontinuity of large-capacity glue accumulator body 13, chronicity charging, guarantee large-capacity glue accumulator body 13 under the state that long-term zero defects does not drop into, capacity saturated; So that when disaster arriving electrical source of power is cut off; Large-capacity glue accumulator body 13 capacity fully discharge through exporting 14 ends, and fully guaranteeing provided power supply to the required consumer of the removable split type survival capsule system in down-hole more than 96 hours, have improved the application life of battery simultaneously.
In conjunction with Fig. 6, have no progeny in the down-hole ac power power supply 82 and man-power generator 81 is inserted AC/DC modular converter 1 through change-over switch 83SW2.
Be convenient to understand and introduce ac power power supply and the uninterrupted conversion equipment operating principle of large-capacity glue accumulator body: under the situation of Alternating Current Power Supply; Direct current by 1 output of AC/DC modular converter; One the tunnel is input to intrinsic safety electric source modular converter 3 through diode 5D1, and the output intrinsic safety electric source supplies the required consumer of the removable split type survival capsule system in down-hole to use.Simultaneously, another road anti-long-time float charger 2 of confession high-capacity gel intelligent accummulatorization is 13 chargings of large-capacity glue accumulator body.
Under normal operation, when existing ac power is electric, be 13 chargings of large-capacity glue accumulator body by the anti-long-time float charger 2 of high-capacity gel intelligent accummulatorization.Because the charging voltage of large-capacity glue accumulator body 13 ends is necessarily less than the output voltage of AC/DC modular converter 1; So having under the condition of alternating current; It is the electrical source of power that the intrinsic safety electric source modular converter is provided by interchange; And because the existence of diode 6D2 makes the output voltage of AC/DC modular converter 1 can oppositely not flow in the high-capacity gel battery output circuit 7.
And at accident condition; Be under the state of ac power power interruptions; Because not output of AC/DC modular converter 1; And the FET 71T1 of large-capacity glue accumulator body output circuit 7 is in conducting state, and just can realize that ac power power supply and large-capacity glue accumulator body uninterruptedly change this moment.And owing in the output loop of AC/DC modular converter 1, be provided with diode 5D1, therefore, when 13 outputs of large-capacity glue accumulator body, do not have electric current and flow back to AC/DC modular converter 1, avoided the loss of battery capacity.
Through change-over switch 83SW2 man-power generator 81 is inserted AC/DC modular converter 1 owing to have no progeny in the down-hole ac power power supply 82.Under the situation that ac power power supply 82 is arranged, for the removable split type survival capsule in down-hole system consumer electric power is provided by ac power power supply 82, give the large-capacity glue accumulator body 13 chargings simultaneously; In ac power power supply 82, have no progeny, by large-capacity glue accumulator body 13 discharge, consumer provides the support of the electric power more than 96 hours to the removable split type survival capsule in down-hole system; Because the access of man-power generator 81 not only can directly provide electric power for the removable split type survival capsule in down-hole system consumer; Simultaneously can also be to 13 chargings of large-capacity glue accumulator body, so just realized when unlimited being that removable split type survival capsule system consumer in down-hole provides the electric power support.
In conjunction with Fig. 7; Use when compressed-air system is not destroyed the compressed-air system apparatus of oxygen supply by be arranged at ground in the transfer chamber 200 press tertiary filter 201 (water, dust, the oil) order of wind inlet 208 through going into air valve 207 connecting band Filter valves 206 and impurity discharge port 205 after adjustable pressure reducer 204, pressure meter 202, adjustable bobber flow meter 203 get into main cabin 100 again through vortex tube 101 connect cold air entry hatch 102, hot air egress hatch 103 constitutes; In conjunction with Fig. 8; Using the compressed oxygen apparatus of oxygen supply after oxygen high pressure gauge 209, oxygen is adjustable pressure reducer 211, oxygen low-pressure meter 210 get into main cabin 100, to connect main cabin oxygen supply inflow entrance 104 through oxygen adjustable bobber flow meter 105 by the oxygen bottle that is arranged at the band oxygen supply valve 213 in the transfer chamber 200 212 orders again when compressed-air system is destroyed constitutes; In conjunction with Fig. 9, filter cool-down dehumidification integrating device 188 by the CO that has that is arranged in the support module 300
2The liquid CO of valve 301
2After steel cylinder 302 gets into main cabin 100 by the road, connect evaporation coils 118 through main control valve 106, branch control valve 107, evaporation coil 118 other ends are the gas vent 114 behind the filtration cooling and dehumidifying, and by CO
2Eliminating exports 113 out of my cabin and discharges, and evaporation coil 118 tops are that air motor 112 drives high-pressure fans 111 suction through CO absorbent 108, CO
2The gas that gas access 109 gets in the master cabin, top 100 after absorbent 110 absorbs; Evaporation coil 118 bottoms are that gas access 116 in the master cabin, low pressure fan 117 suction bottom, condensed water eliminating export 115 formations out of my cabin; Because motor is not influenced by electric power with air motor; In conjunction with Figure 10; The gas dilution purifier constitutes settings can be connected with ground system in the support module 300 environmental gas (CO, CO by being arranged at be linked in sequence by the road give vent to anger valve 214, the high pressure gauge 215 of giving vent to anger, the adjustable pressure reducer 219 of giving vent to anger, the low-pressure meter 216 of giving vent to anger, starting switch button 218, air leaving cover 217 of tank of compressed air that have compressed air valve 221 220 in the transfer chamber 200
2, O
2, CH
4, temperature, pressure) monitoring system; Monitored gas environment system terminal 191 is set in the main cabin; Main cabin 100, transfer chamber 200, support module 300, the monitored gas environment system sensor all is set out of my cabin; Be provided with wired and wireless communication terminal in the main cabin 100, seat 190 held self-rescuers 184, food 183, first-aid kit 185, tool box 186, water 187.
Mine disaster takes place to use the compressed-air system apparatus of oxygen supply that oxygen is provided when the back compressed-air system is not destroyed; When being destroyed, use compressed-air system the compressed oxygen apparatus of oxygen supply that oxygen is provided; Filter the cool-down dehumidification integrating device and regulate air themperature in the main cabin 100, adopt the unlatching number of dividing control valve 107 to realize, reduced the humidity of the recyclegas in the main cabin 100 simultaneously; The gas dilution purifier is brought pernicious gas into after distress personnel gets into transfer chamber 200; Start gas dilution purifier dilution purifying harmful gas through pressing starting switch button 218, pernicious gas is got rid of, from venthole by environmental gas (CO, CO are set in the main cabin 100
2, O
2, CH
4, temperature, pressure) the main cabin of monitoring system terminal 191 monitoring 100, transfer chamber 200, support module 300, gaseous environment index situation out of my cabin; Occurring exceeds standard gives a warning; Be provided with wired and wireless communication terminal in the main cabin 100; Realize getting in touch with ground; Seat 190 held self-rescuers 184 are prepared against urgent need, and food 183 supplies that distress personnels are edible, first-aid kit 185 supplies that distress personnels use, tool box 186 supplies distress personnels to drink in order to distress personnel to maintenance, the water 187 of the removable split type survival capsule in down-hole system temporary derangement.
Referring to Fig. 1,2,11, connect cabin body flange in the bottom 607 with flange between the body split of cabin and be connected body inside, cabin with 410 realizations of flange in the bottom U-shaped hole, also be provided with between main cabin 100 and the support module 300 and connect hatch door 451.
Between the body split of cabin, connect cabin body flange in the bottom 607 and be connected body inside, cabin with flange, easy to connect with flange in the bottom U-shaped hole 410.And after side flange 405 connects with 411 connections of circular side flange hole, carry out, butt joint is convenient.In a word, connect cabin body flange in the bottom with flange between the body split of cabin and be connected body inside, cabin, high efficiency easy to connect needs the space little, reduces the construction works amount; Also be provided with the perforation hatch door between main cabin and the support module, mine disaster can't take place survival capsule later on and can get in all each cabins and safeguard the facility cabin in, when the transition hatch door breaks down, make things convenient for the miner to withdraw from the cabin through the support module hatch door from the perforation hatch door.
Second embodiment
Referring to Fig. 1,2; A kind of down-hole removable split type survival capsule system; It is made up of transfer chamber 200, main cabin 100, support module 300; Connect with flange between each cabin body split; Be provided with transition hatch door 251, main hatch door 151, support module hatch door 351, system mainly constitutes by in the ac power power supply that power supply device 328 is provided for communication and monitored gas environment system and instrument and the uninterrupted conversion equipment of large-capacity glue accumulator body, compressed-air system apparatus of oxygen supply, compressed oxygen apparatus of oxygen supply, filtration cool-down dehumidification integrating device 188, gas dilution purifier, the transfer chamber defecate collection device 284 being set in the body of cabin.
Referring to Fig. 3; Ac power power supply and the uninterrupted conversion equipment of large-capacity glue accumulator body that is arranged at electric supply installations 328 in the support module 300 comprises by the anti-long-time float charger of the AC/DC modular converter 1 in the flameproof enclosure, high-capacity gel intelligent accummulatorization 2, large-capacity glue accumulator body output circuit 7, high-capacity gel battery discharging holding circuit 4, intrinsic safety electric source modular converter 3 and constituting; Its characteristics are that AC/DC modular converter 1 is electrically connected intrinsic safety electric source modular converter 3 simultaneously through diode 5D1, be electrically connected the anti-long-time float charger 2 of high-capacity gel intelligent accummulatorization to large-capacity glue accumulator body output circuit 7 and high-capacity gel battery discharging holding circuit 4 through diode 6D2 to intrinsic safety electric source modular converter 3, in conjunction with Fig. 4; High-capacity gel battery discharging holding circuit 4 links to each other with the negative electrode of voltage-stabiliser tube DZ1 and an end of resistance R 25 for the positive pole of battery (being the source electrode of field-effect pipe T1); The anode of voltage-stabiliser tube DZ1 links to each other with the end of adjustable resistance W3, and the other end of adjustable resistance W3 links to each other with GND, and the intermediate point of adjustable resistance W3 links to each other with the base stage of triode T5; The other end of resistance R 25 links to each other with the grid of FET T1 and an end of resistance R 26; The other end of resistance R 26 links to each other with the colelctor electrode of triode T5, and the emitter stage of triode T5 links to each other with GND, and the two ends of switch S 1 are parallelly connected with emitter stage with the base stage of triode T5 respectively; When the low minimum discharge voltage to setting of battery discharge voltage; Can cause ending of triode T5, thereby cause ending of FET T1 that battery just stops discharge like this; Switch S 1 is used for being implemented in the process of battery discharge; The artificial discharge loop that cuts off battery, this circuit has prevented the overdischarge of battery, has guaranteed the application life of battery; In conjunction with Fig. 5; The anti-long-time float charger of high-capacity gel intelligent accummulatorization mainly comprises electronic switch 9, current limliting voltage stabilizing 12, comparison circuit 10, oscillating circuit 11 in the flameproof enclosure, and it is through input 8 ends of the dc source after the AC/DC conversion as charging circuit; Circuit by the oscillating circuit 11 of comparison circuit 10 control, electronic switch 9, current limliting voltage stabilizing 12 gives the large-capacity glue accumulator body 13 chargings; The circuit of electronic switch 9 comprises that input 8 and the source electrode of resistance R 1, R2, FET T3 link, and the output of resistance R 1 links to each other with the base stage of triode T7 and the colelctor electrode of triode T8, links to each other with GND through capacitor C 3 simultaneously; The emitter stage of triode T8 links to each other with GND; The OUT of 555 chips links to each other with the base stage of triode T8 through resistance R 4, and the other end of resistance R 2 links to each other with the grid of FET T3, links to each other with the colelctor electrode of triode T7 through resistance R 3 then; The emitter stage of triode T7 links to each other with GND through diode D6, and the drain electrode of FET T3 links to each other with the circuit of current limliting voltage stabilizing 12.
In conjunction with Fig. 6, have no progeny in the down-hole ac power power supply 82 and man-power generator 81 is inserted AC/DC modular converter 1 through change-over switch 83SW2.
In conjunction with Fig. 7; Use when compressed-air system is not destroyed the compressed-air system apparatus of oxygen supply by be arranged at ground in the transfer chamber 200 press tertiary filter 201 (water, dust, the oil) order of wind inlet 208 through going into air valve 207 connecting band Filter valves 206 and impurity discharge port 205 after adjustable pressure reducer 204, pressure meter 202, adjustable bobber flow meter 203 get into main cabin 100 again through vortex tube 101 connect cold air entry hatch 102, hot air egress hatch 103 constitutes; In conjunction with Fig. 8; Using the compressed oxygen apparatus of oxygen supply after oxygen high pressure gauge 209, oxygen is adjustable pressure reducer 211, oxygen low-pressure meter 210 get into main cabin 100, to connect main cabin oxygen supply inflow entrance 104 through oxygen adjustable bobber flow meter 105 by the oxygen bottle that is arranged at the band oxygen supply valve 213 in the transfer chamber 200 212 orders again when compressed-air system is destroyed constitutes; In conjunction with Fig. 9, filter cool-down dehumidification integrating device 188 by the CO that has that is arranged in the support module 300
2The liquid CO of valve 301
2After steel cylinder 302 gets into main cabin 100 by the road, connect evaporation coils 118 through main control valve 106, branch control valve 107, evaporation coil 118 other ends are the gas vent 114 behind the filtration cooling and dehumidifying, and by CO
2Eliminating exports 113 out of my cabin and discharges, and evaporation coil 118 tops are that air motor 112 drives high-pressure fans 111 suction through CO absorbent 108, CO
2The gas that gas access 109 gets in the master cabin, top 100 after absorbent 110 absorbs; Evaporation coil 118 bottoms are that gas access 116 in the master cabin, low pressure fan 117 suction bottom, condensed water eliminating export 115 formations out of my cabin; In conjunction with Figure 10; The gas dilution purifier constitutes settings can be connected with ground system in the support module 300 environmental gas (CO, CO by being arranged at be linked in sequence by the road give vent to anger valve 214, the high pressure gauge 215 of giving vent to anger, the adjustable pressure reducer 219 of giving vent to anger, the low-pressure meter 216 of giving vent to anger, starting switch button 218, air leaving cover 217 of tank of compressed air that have compressed air valve 221 220 in the transfer chamber 200
2, O
2, CH
4, temperature, pressure) monitoring system; Monitored gas environment system terminal 191 is set in the main cabin; Main cabin 100, transfer chamber 200, support module 300, the monitored gas environment system sensor all is set out of my cabin; Be provided with wired and wireless communication terminal in the main cabin 100, seat 190 held self-rescuers 184, food 183, first-aid kit 185, tool box 186, water 187.
Referring to Fig. 1,2,11; Connect cabin body flange in the bottom 607 with flange between the body split of cabin and be connected body inside, cabin with 410 realizations of flange in the bottom U-shaped hole; Also be provided with between main cabin 100 and the support module 300 and connect hatch door 451; Wherein: also body inside is with top flange inverted U-shaped hole 400 realizations in the cabin to connect 406 connections of cabin body top flange with flange between the body split of cabin, and body two side flanges 405 in cabin are connected the cabin external, and side flange 405 connects with circular side flange hole 411 to be realized.
Between the body split of cabin, connect cabin body flange in the bottom 607 and be connected body inside, cabin with flange, easy to connect with flange in the bottom U-shaped hole 410.And after side flange 405 connects with 411 connections of circular side flange hole, carry out, butt joint is convenient.Top flange 406 connects with the inverted U-shaped hole 400 of top flange and connects, and after cabin body flange in the bottom 607 connects, carries out.In a word, connect body bottom, cabin or/and top flange is connected body inside, cabin with flange between the body split of cabin, high efficiency easy to connect needs the space little, reduces the construction works amount; Also be provided with the perforation hatch door between main cabin and the support module, mine disaster can't take place survival capsule later on and can get in all each cabins and safeguard the facility cabin in, when the transition hatch door breaks down, make things convenient for the miner to withdraw from the cabin through the support module hatch door from the perforation hatch door.
Claims (10)
1. the removable split type survival capsule in down-hole system; It is made up of transfer chamber, main cabin, support module; Connect with flange between each cabin body split; Be provided with transition hatch door, main hatch door, support module hatch door; It is characterized in that: system mainly constitutes by in the ac power power supply that the power supply device is provided for communication and monitored gas environment system and instrument and the uninterrupted conversion equipment of large-capacity glue accumulator body, compressed-air system apparatus of oxygen supply, compressed oxygen apparatus of oxygen supply, filtration cool-down dehumidification integrating device, gas dilution purifier, the transfer chamber defecate collection device being set in the body of cabin; The ac power power supply and the uninterrupted conversion equipment of large-capacity glue accumulator body that are arranged at electric supply installation in the support module include the anti-long-time float charger of AC/DC modular converter, high-capacity gel intelligent accummulatorization, large-capacity glue accumulator body output circuit, high-capacity gel battery discharging holding circuit, intrinsic safety electric source modular converter in the flameproof enclosure; The AC/DC modular converter connects the intrinsic safety electric source modular converter simultaneously through diode electrically; Be electrically connected the anti-long-time float charger of high-capacity gel intelligent accummulatorization to large-capacity glue accumulator body output circuit and high-capacity gel battery discharging holding circuit through diode to intrinsic safety electric source modular converter; Wherein: large-capacity glue accumulator body output circuit comprises that the output of charging circuit links to each other with the positive pole of large-capacity glue accumulator body and the source electrode of FET T1; The negative pole of battery links to each other with GND; The grid of FET T1 links to each other with discharge protection circuit; The drain electrode output of FET T1 links to each other with the intrinsic safety electric source modular converter through diode D2, and wherein: high-capacity gel battery discharging holding circuit comprises that the positive pole of battery links to each other with the negative electrode of voltage-stabiliser tube DZ1 and an end of resistance R 25, and the anode of voltage-stabiliser tube DZ1 links to each other with the end of adjustable resistance W3; The other end of adjustable resistance W3 links to each other with GND; The intermediate point of adjustable resistance W3 links to each other with the base stage of triode T5, and the other end of resistance R 25 links to each other with the grid of FET T1 and an end of resistance R 26, and the other end of resistance R 26 links to each other with the colelctor electrode of triode T5; The emitter stage of triode T5 links to each other with GND; The two ends of switch S 1 are parallelly connected with emitter stage with the base stage of triode T5 respectively, wherein: when the ac power power is not interrupted, be the output voltage of high-capacity gel charge in batteries voltage less than the AC/DC modular converter by the anti-long-time float charger of high-capacity gel intelligent accummulatorization.
2. a kind of down-hole according to claim 1 removable split type survival capsule system; It is characterized in that: the anti-long-time float charger of described high-capacity gel intelligent accummulatorization; Mainly comprise electronic switch (9), current limliting voltage stabilizing (12), comparison circuit (10) and oscillating circuit (11) in the flameproof enclosure; Through input (8) end of the dc source after the AC/DC conversion as charging circuit, give large-capacity glue accumulator body (13) charging by the circuit of the oscillating circuit (11) of comparison circuit (10) control, electronic switch (9), current limliting voltage stabilizing (12), the circuit of electronic switch (9) comprises that the source electrode of input (8) and resistance R 1, R2, FET T3 links; The output of resistance R 1 links to each other with the base stage of triode T7 and the colelctor electrode of triode T8; Link to each other with GND through capacitor C 3 simultaneously, the emitter stage of triode T8 links to each other with GND, and the OUT of 555 chips links to each other with the base stage of triode T8 through resistance R 4; The other end of resistance R 2 links to each other with the grid of FET T3; Link to each other with the colelctor electrode of triode T7 through resistance R 3 then, the emitter stage of triode T7 links to each other with GND through diode D6, and the drain electrode of FET T3 links to each other with the circuit of current limliting voltage stabilizing (12).
3. a kind of down-hole according to claim 1 and 2 removable split type survival capsule system is characterized in that: through change-over switch SW2 man-power generator is inserted the AC/DC modular converter after the ac power power interruptions of down-hole.
4. a kind of down-hole according to claim 1 removable split type survival capsule system; It is characterized in that: use when compressed-air system is not destroyed the compressed-air system apparatus of oxygen supply by be arranged at ground in the transfer chamber press the tertiary filter order of wind inlet through going into air valve connecting band Filter valve and impurity discharge port after adjustable pressure reducer, pressure meter, adjustable bobber flow meter get into main cabin again through vortex tube connect the cold air entry hatch, the hot air egress hatch constitutes; Use the compressed oxygen apparatus of oxygen supply after oxygen high pressure gauge, the adjustable pressure reducer of oxygen, oxygen low-pressure meter get into main cabin, to connect main cabin oxygen supply inflow entrance through oxygen adjustable bobber flow meter again when compressed-air system is destroyed and constitute, filter the cool-down dehumidification integrating device by the CO that has that is arranged in the support module by the oxygen bottle order that is arranged at the band oxygen supply valve in the transfer chamber
2The liquid CO of valve
2After steel cylinder gets into main cabin by the road, connect evaporation coil through main control valve, branch control valve, the evaporation coil other end is the gas vent behind the filtration cooling and dehumidifying, and evaporation coil top is that the suction of air motor drive high-pressure fan is through CO absorbent, CO
2The gas that the gas access gets in the master cabin, top after absorbent absorbs, and by CO
2Getting rid of outlet out of my cabin discharges; The evaporation coil bottom is that gas access, condensed water are got rid of export mixes out of my cabin in the master cabin, low pressure fan suction bottom; The gas dilution purifier constitutes by being arranged at be linked in sequence by the road give vent to anger valve, the high pressure gauge of giving vent to anger, the adjustable pressure reducer of giving vent to anger, the low-pressure meter of giving vent to anger, starting switch button, air leaving cover of the tank of compressed air that has the compressed air valve in the transfer chamber; The monitored gas environment system that setting can be connected with ground system in the support module; The monitored gas environment system terminal is set in the main cabin; Main cabin, transfer chamber, support module, the monitored gas environment system sensor all is set out of my cabin, is provided with wired and wireless communication terminal in the main cabin, seat held self-rescuer, food, first-aid kit, tool box, water.
5. a kind of down-hole according to claim 3 removable split type survival capsule system; It is characterized in that: use when compressed-air system is not destroyed the compressed-air system apparatus of oxygen supply by be arranged at ground in the transfer chamber press the tertiary filter order of wind inlet through going into air valve connecting band Filter valve and impurity discharge port after adjustable pressure reducer, pressure meter, adjustable bobber flow meter get into main cabin again through vortex tube connect the cold air entry hatch, the hot air egress hatch constitutes; Use the compressed oxygen apparatus of oxygen supply after oxygen high pressure gauge, the adjustable pressure reducer of oxygen, oxygen low-pressure meter get into main cabin, to connect main cabin oxygen supply inflow entrance through oxygen adjustable bobber flow meter again when compressed-air system is destroyed and constitute, filter the cool-down dehumidification integrating device by the CO that has that is arranged in the support module by the oxygen bottle order that is arranged at the band oxygen supply valve in the transfer chamber
2The liquid CO of valve
2After steel cylinder gets into main cabin by the road, connect evaporation coil through main control valve, branch control valve, the evaporation coil other end is the gas vent behind the filtration cooling and dehumidifying, and evaporation coil top is that the suction of air motor drive high-pressure fan is through CO absorbent, CO
2The gas that the gas access gets in the master cabin, top after absorbent absorbs, and by CO
2Getting rid of outlet out of my cabin discharges; The evaporation coil bottom is that gas access, condensed water are got rid of export mixes out of my cabin in the master cabin, low pressure fan suction bottom; The gas dilution purifier constitutes by being arranged at be linked in sequence by the road give vent to anger valve, the high pressure gauge of giving vent to anger, the adjustable pressure reducer of giving vent to anger, the low-pressure meter of giving vent to anger, starting switch button, air leaving cover of the tank of compressed air that has the compressed air valve in the transfer chamber; The monitored gas environment system that setting can be connected with ground system in the support module; The monitored gas environment system terminal is set in the main cabin; Main cabin, transfer chamber, support module, the monitored gas environment system sensor all is set out of my cabin, is provided with wired and wireless communication terminal in the main cabin, seat held self-rescuer, food, first-aid kit, tool box, water.
6. a kind of down-hole according to claim 1 removable split type survival capsule system; It is characterized in that: connect cabin body flange in the bottom with flange between the body split of cabin and be connected body inside, cabin, also be provided with the perforation hatch door between main cabin and the support module with the realization of flange in the bottom U-shaped hole.
7. a kind of down-hole according to claim 3 removable split type survival capsule system; It is characterized in that: connect cabin body flange in the bottom with flange between the body split of cabin and be connected body inside, cabin, also be provided with the perforation hatch door between main cabin and the support module with the realization of flange in the bottom U-shaped hole.
8. a kind of down-hole according to claim 4 removable split type survival capsule system; It is characterized in that: connect cabin body flange in the bottom with flange between the body split of cabin and be connected body inside, cabin, also be provided with the perforation hatch door between main cabin and the support module with the realization of flange in the bottom U-shaped hole.
9. a kind of down-hole according to claim 5 removable split type survival capsule system; It is characterized in that: connect cabin body flange in the bottom with flange between the body split of cabin and be connected body inside, cabin, also be provided with the perforation hatch door between main cabin and the support module with the realization of flange in the bottom U-shaped hole.
10. according to the removable split type survival capsule in claim 1 or 2 or 4 or 5 or 6 or 7 or 8 or 9 described a kind of down-holes system; It is characterized in that: connect cabin body top flange with flange between the body split of cabin and connect also body inside in the cabin; Body two side flanges in cabin are connected the cabin external; Side flange connects with circular side flange hole, and top flange connects with the inverted U-shaped hole of top flange.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110279898 CN102312679B (en) | 2011-08-22 | 2011-08-22 | Underground movable split escape capsule system |
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| CN 201110279898 CN102312679B (en) | 2011-08-22 | 2011-08-22 | Underground movable split escape capsule system |
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| CN102312679B CN102312679B (en) | 2012-12-26 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965348A (en) * | 2017-10-31 | 2018-04-27 | 芜湖市鸿坤汽车零部件有限公司 | A kind of disengaging gear |
| CN117685042A (en) * | 2024-02-04 | 2024-03-12 | 江苏华诚自动化设备有限公司 | Automatic control device for oxygen supply of rescue capsule |
| CN117685042B (en) * | 2024-02-04 | 2024-04-30 | 江苏华诚自动化设备有限公司 | Automatic control device for oxygen supply of rescue capsule |
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| DE2911986A1 (en) * | 1979-03-27 | 1980-10-09 | Sobbe Friedrich Wilhelm | Safety appts. for mining or tunnelling equipment - has manual or automatic release and uses capacitor charge to actuate detonator for fire control devices |
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| CN107965348A (en) * | 2017-10-31 | 2018-04-27 | 芜湖市鸿坤汽车零部件有限公司 | A kind of disengaging gear |
| CN107965348B (en) * | 2017-10-31 | 2019-05-03 | 芜湖市鸿坤汽车零部件有限公司 | A kind of disengaging gear |
| CN117685042A (en) * | 2024-02-04 | 2024-03-12 | 江苏华诚自动化设备有限公司 | Automatic control device for oxygen supply of rescue capsule |
| CN117685042B (en) * | 2024-02-04 | 2024-04-30 | 江苏华诚自动化设备有限公司 | Automatic control device for oxygen supply of rescue capsule |
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| CN102312679B (en) | 2012-12-26 |
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Application publication date: 20120111 Assignee: Co., Ltd of Shenyang research institute of Mei Ke group Assignor: Shenyang Institute of China Coal Research Institute Contract record no.: 2014210000080 Denomination of invention: Underground movable split escape capsule system Granted publication date: 20121226 License type: Exclusive License Record date: 20141011 |
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