CN111734477B - Underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation - Google Patents
Underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation Download PDFInfo
- Publication number
- CN111734477B CN111734477B CN202010559960.7A CN202010559960A CN111734477B CN 111734477 B CN111734477 B CN 111734477B CN 202010559960 A CN202010559960 A CN 202010559960A CN 111734477 B CN111734477 B CN 111734477B
- Authority
- CN
- China
- Prior art keywords
- oxygen
- liquid oxygen
- bottle
- generation
- protective clothing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 155
- 239000001301 oxygen Substances 0.000 title claims abstract description 155
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 155
- 230000001681 protective effect Effects 0.000 title claims abstract description 70
- 238000010248 power generation Methods 0.000 title claims abstract description 54
- 238000012544 monitoring process Methods 0.000 title claims abstract description 44
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 143
- 230000008016 vaporization Effects 0.000 claims abstract description 38
- 238000009834 vaporization Methods 0.000 claims abstract description 30
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 18
- 239000011229 interlayer Substances 0.000 claims abstract description 17
- 230000005611 electricity Effects 0.000 claims abstract description 15
- 238000012806 monitoring device Methods 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 15
- 238000004321 preservation Methods 0.000 claims description 12
- 239000004575 stone Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 9
- 239000007799 cork Substances 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000002452 interceptive effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 3
- 229910052797 bismuth Inorganic materials 0.000 claims description 3
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- XSOKHXFFCGXDJZ-UHFFFAOYSA-N telluride(2-) Chemical compound [Te-2] XSOKHXFFCGXDJZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000006996 mental state Effects 0.000 description 1
- 230000036651 mood Effects 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/0002—Details of protective garments not provided for in groups A41D13/0007 - A41D13/1281
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D27/00—Details of garments or of their making
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Health & Medical Sciences (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physical Education & Sports Medicine (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses an underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation, which comprises a protective clothing, wherein an emergency oxygen generation monitoring device is arranged on the protective clothing, the emergency oxygen generation monitoring device comprises an oxygen generation assembly, a power generation assembly and a detection assembly, the oxygen generation assembly comprises a liquid oxygen bottle, a breathing mask, a vaporization interlayer, a first safety valve, an oxygen overflow valve, a needle valve and a humidifier, the power generation assembly comprises a temperature difference power generation pipe and a pressure power generator, the detection assembly comprises a parallel flow device, a sign sensor and a microcontroller integrated with a display screen, the underground monitoring type oxygen generation emergency protective clothing has the advantages of being simple in principle, reasonable in design, small in size, light in weight, easy to carry and easy to maintain, ensures oxygen supply through a liquid oxygen storage mode, can generate electricity through oxygen temperature and pressure, supplies power to the detection assembly without additional electric energy input, high stability and flexibility, convenient use, no pollutant discharge, safe use and environmental protection.
Description
Technical Field
The invention relates to the technical field of underground safety protection equipment, in particular to an underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation.
Background
The portable oxygen cylinder is ideal oxygen supply equipment for supplying oxygen to various oxygen-deficient environments such as underground, diving, aviation and the like, is suitable for emergency rescue due to good portability, and can be widely applied to mine safety production. There are still some disadvantages in that it is required to design an emergency clothing which can supply oxygen and electricity for a long time in the underground and can monitor the conditions of the underground personnel or the environment in real time.
Disclosure of Invention
The invention aims at the problems and discloses an underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation.
The specific technical scheme is as follows:
an underground monitoring type oxygen generation emergency protective garment based on temperature difference and pressure power generation comprises a protective garment and is characterized in that an emergency oxygen generation monitoring device is arranged on the protective garment and comprises an oxygen generation assembly, a power generation assembly and a detection assembly;
the system oxygen subassembly be used for the oxygen suppliment, the electricity generation subassembly be used for the electricity generation to for the detection module power supply, the detection module be used for the sign monitoring, control personnel's in the pit sign.
The underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation is characterized in that the oxygen generation assembly comprises a liquid oxygen bottle, a breathing mask, a vaporization interlayer, a first safety valve, an oxygen overflow valve, a needle valve and a humidifier; the liquid oxygen bottle is filled with liquid oxygen and is connected with a liquid oxygen outlet pipe and a first pressure reducing pipe, the vaporization interlayer is coated outside the liquid oxygen bottle, a gap is reserved between the vaporization interlayer and the liquid oxygen bottle, the gap is a vaporization chamber for vaporizing the liquid oxygen, and the vaporization interlayer is provided with an oxygen outlet pipe communicated with the vaporization chamber;
one end of the liquid oxygen outlet pipe is positioned at the bottom in the liquid oxygen bottle and is communicated with the interior of the liquid oxygen bottle, the other end of the liquid oxygen outlet pipe extends out of the liquid oxygen bottle and is communicated with the vaporizing chamber, one end of the first pressure reducing pipe is positioned at the top in the liquid oxygen bottle and is communicated with the interior of the liquid oxygen bottle, the other end of the first pressure reducing pipe extends out of the liquid oxygen bottle and is sequentially connected with an oxygen overflow valve, a four-way joint and a first safety valve, the four-way joint is communicated with the oxygen outlet pipe and an oxygen supply pipe, the oxygen supply pipe is connected with a needle valve and a humidifier, and the tail end of the oxygen supply pipe is connected with a breathing mask through a hose;
the power generation assembly comprises a thermoelectric generation tube and a pressure generator, the thermoelectric generation tube sequentially comprises a heat conduction layer, a thermoelectric generation layer and a heat dissipation layer from inside to outside, the pressure generator comprises a gas channel, a power generation rotor and a power generator, the thermoelectric generation tube and the pressure generator are arranged in the middle of an oxygen supply tube, and the heat conduction layer, the gas channel and the oxygen supply tube are communicated with each other; the power generation rotor is rotatably arranged in the gas channel and is connected with an input shaft of the generator through a coupler;
the detection assembly comprises a parallel flow device, a sign sensor and a microcontroller integrated with a display screen, wherein the parallel flow device is electrically interactive with a thermoelectric generation tube and a pressure generator and is electrically interactive with the microcontroller through a wire to supply power to the microcontroller, the microcontroller is interactive with the sign sensor and the display screen to supply power to the sign sensor and the display screen, receive sign data acquired by the sign sensor and display the sign data on the display screen.
Foretell emergency protective clothing of monitoring formula system oxygen in pit based on difference in temperature and pressure electricity generation, wherein, sign sensor includes but not limited to pulse sensor and heart rate sensor, the pulse sensor is installed in the cuff position of protective clothing for detect personnel's in the pit pulse, heart rate sensor installs in the chest position of protective clothing, is used for detecting personnel's in the pit rhythm of the heart.
The underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation is characterized in that the liquid oxygen bottle and the vaporization interlayer are both made of heat-insulating materials.
The underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation is characterized in that a bottle opening is formed in the top of a liquid oxygen bottle and used for filling liquid oxygen, a heat-preservation plug stone and a bottle cap are arranged at the bottle opening, the heat-preservation plug stone is arranged at the bottle opening in an interference mode and sealed, and the bottle cap is in spiral connection with the bottle opening and sealed.
The underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation is characterized in that an observation window is embedded in the front of the liquid oxygen bottle and used for observing the liquid level of liquid oxygen in the liquid oxygen bottle.
The underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation is characterized in that a second pressure reducing pipe is connected to the liquid oxygen bottle, one end of the second pressure reducing pipe is located at the top in the liquid oxygen bottle and is communicated with the inside of the liquid oxygen bottle, and the other end of the second pressure reducing pipe extends out of the liquid oxygen bottle and is connected with a second safety valve and a check diaphragm.
The underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation comprises the following working method:
(1) bottling with liquid oxygen, and daily inspection: taking down the bottle cap and the heat-preservation cork stone of the liquid oxygen bottle, adding liquid oxygen into the liquid oxygen bottle, then reinstalling the bottle cap and the heat-preservation cork stone, and placing the protective clothing in an emergency use area for later use; the protective clothing is placed in an emergency use area, liquid oxygen in the liquid oxygen bottle is vaporized to a certain degree after being heated for a long time, so that the internal pressure of the liquid oxygen bottle is increased, at the moment, the second safety valve is opened, vaporized oxygen in the liquid oxygen bottle is discharged, and the internal pressure of the liquid oxygen bottle is stabilized; the hydraulic condition of the liquid oxygen bottle is required to be regularly checked, the liquid level of the liquid oxygen in the liquid oxygen bottle is observed through the observation window, and when the liquid level of the liquid oxygen is lower than a reference value, the liquid oxygen needs to be supplemented;
(2) oxygen supply of the protective clothing:
when an underground emergency occurs, underground personnel acquire the protective clothing from an emergency use area and wear the protective clothing; after the device is worn, underground personnel can open the needle valve and start oxygen supply, at the moment, the breathing mask, the oxygen supply pipe, the humidifier, the needle valve, the oxygen outlet pipe, the vaporization chamber, the liquid oxygen outlet pipe and the liquid oxygen bottle are communicated together, liquid oxygen enters the vaporization chamber through the liquid oxygen outlet pipe to be vaporized under the pressure action to become oxygen, the oxygen is output through the oxygen outlet pipe, enters the oxygen supply pipe, sequentially passes through the needle valve and the humidifier, and finally enters the breathing mask to supply oxygen to the underground personnel;
(3) power supply detection of the protective clothing:
in the oxygen supply process, liquid oxygen is vaporized, the temperature of oxygen is reduced, when oxygen is supplied to the breathing mask through the oxygen supply pipe, low-temperature oxygen sequentially passes through the thermoelectric generation pipe and the pressure generator, and at the moment, the temperature inside the thermoelectric generation pipe is reduced to form temperature difference with the external temperature, so that the thermoelectric generation layer is promoted to work to generate electricity; a power generation rotor in the pressure generator rotates along with the circulation of oxygen, so that a power generator is driven to work through a coupler to generate power;
current generated by the thermoelectric generation tube and the pressure generator flows in parallel through the current paralleling device and then is output to the microcontroller, the microcontroller receives the current in parallel, the current is output to the sign sensor and the display screen after being stabilized, and the power is supplied to the sign sensor and the display screen.
The underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation is characterized in that the heat conduction layer and the heat dissipation layer are made of copper, and the temperature difference power generation layer is made of thermoelectric materials and is made of bismuth telluride.
Foretell emergency protective clothing of monitoring formula system oxygen in pit based on difference in temperature and pressure electricity generation, wherein, the electricity generation rotor comprises pivot, guiding hole board and rotor blade, the pivot is passed through the input shaft of shaft coupling and generator, the guiding hole board symmetry sets up in the both ends of pivot to with gas passage clearance fit, rotor blade's quantity is a plurality of, and a plurality of rotor blade are fixed to be set up in the pivot, are located between the guiding hole board, and evenly distributed.
The invention has the beneficial effects that:
the invention discloses an underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation, which comprises a protective clothing, wherein an emergency oxygen generation monitoring device is arranged on the protective clothing, the emergency oxygen generation monitoring device comprises an oxygen generation assembly, a power generation assembly and a detection assembly, the oxygen generation assembly comprises a liquid oxygen bottle, a breathing mask, a vaporization interlayer, a first safety valve, an oxygen overflow valve, a needle valve and a humidifier, the power generation assembly comprises a temperature difference power generation pipe and a pressure power generator, the detection assembly comprises a parallel flow device, a sign sensor and a micro controller integrated with a display screen, the underground monitoring type oxygen generation emergency protective clothing has the advantages of being simple in principle, reasonable in design, small in size, light in weight, easy to carry and easy to maintain, ensures oxygen supply through a liquid oxygen storage mode, can generate electricity through oxygen temperature and pressure, supplies power to the detection assembly to monitor signs, the invention does not need additional electric energy input, has high stability and flexibility, is very convenient to use, does not discharge pollutants, and is safe and environment-friendly to use.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a rear view of the present invention.
FIG. 3 is a schematic view of an oxygen generation assembly.
Figure 4 is a cross-sectional view of an oxygen generation assembly.
FIG. 5 is a schematic view of a thermoelectric generation tube.
Fig. 6 is a schematic diagram of a pressure generator.
Figure 7 is a schematic diagram of a pressure generator (no gas channel).
Detailed Description
In order to make the technical solution of the present invention clearer and clearer, the present invention is further described below with reference to embodiments, and any solution obtained by substituting technical features of the technical solution of the present invention with equivalents and performing conventional reasoning falls within the scope of the present invention.
Example one
The underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation comprises a protective clothing 1 and is characterized in that an emergency oxygen generation monitoring device is arranged on the protective clothing 1 and comprises an oxygen generation assembly 2, a power generation assembly 3 and a detection assembly 4;
the oxygen generation assembly 2 is used for supplying oxygen, the power generation assembly 3 is used for generating power and supplying power to the detection assembly 4, and the detection assembly 4 is used for monitoring physical signs and monitoring physical signs of underground personnel;
the oxygen generation assembly 2 comprises a liquid oxygen bottle 5, a breathing mask 6, a vaporization interlayer 7, a first safety valve 8, an oxygen overflow valve 9, a needle valve 10 and a humidifier 11; liquid oxygen is injected into the liquid oxygen bottle 5 and is connected with a liquid oxygen outlet pipe 12 and a first pressure reducing pipe 13, the vaporization interlayer 7 is coated outside the liquid oxygen bottle 5, a gap is reserved between the vaporization interlayer and the liquid oxygen bottle 5, the gap is a vaporization chamber 14 for vaporizing the liquid oxygen, and an oxygen outlet pipe 15 communicated with the vaporization chamber 14 is arranged on the vaporization interlayer 7;
one end of the liquid oxygen outlet pipe 12 is positioned at the bottom in the liquid oxygen bottle 5 and is communicated with the inside of the liquid oxygen bottle 5, the other end extends out of the liquid oxygen bottle 5 and is communicated with the vaporizing chamber 14, one end of the first pressure reducing pipe 13 is positioned at the top in the liquid oxygen bottle 5 and is communicated with the inside of the liquid oxygen bottle 5, the other end extends out of the liquid oxygen bottle 5 and is sequentially connected with an oxygen overflow valve 9, a four-way joint 16 and a first safety valve 8, the four-way joint 16 is communicated with an oxygen outlet pipe 15 and an oxygen supply pipe 17, the oxygen supply pipe 17 is connected with a needle valve 10 and a humidifier 11, and the tail end of the oxygen supply pipe is connected with the breathing mask 6 through a hose 40;
the power generation assembly 3 comprises a thermoelectric generation tube 18 and a pressure generator 19, the thermoelectric generation tube 18 sequentially comprises a heat conduction layer 20, a thermoelectric generation layer 21 and a heat dissipation layer 22 from inside to outside, the pressure generator 19 comprises a gas channel 23, a power generation rotor 24 and a power generator 25, the thermoelectric generation tube 18 and the pressure generator 19 are arranged in the middle of an oxygen supply tube 17, and the heat conduction layer 20, the gas channel 23 and the oxygen supply tube 17 are communicated with each other; the power generation rotor 24 is rotatably arranged in the gas channel 23 and is connected with an input shaft of a power generator 25 through a coupler 26;
the detection assembly 4 comprises a parallel flow device 27, a physical sign sensor and a microcontroller 30 integrated with a display screen 29, the parallel flow device 27 is electrically interacted with the thermoelectric generation tube 18 and the pressure generator 19, and is electrically interacted with the microcontroller 30 through a lead to supply power to the microcontroller 30, the microcontroller 30 is interacted with the physical sign sensor and the display screen 29 to supply power to the physical sign sensor and the display screen 29, receives physical sign data acquired by the physical sign sensor and displays the physical sign data on the display screen 29;
the emergent protective clothing of monitoring formula system oxygen in pit of this embodiment, be used for emergent oxygen suppliment and sign control in pit, small has, light in weight, easy to carry, the characteristics of good maintenance, mode through storage liquid oxygen, guarantee that oxygen is supplied with, and simultaneously, when supplying with oxygen, the low temperature that produces through liquid oxygen vaporization carries out thermoelectric generation, pressure (air current) that utilizes the oxygen circulation to produce drives pressure generator work and generates electricity, the institute can be used for detecting component work, carry out the sign monitoring, need not extra electric energy input, very high stability and flexibility have, it is very convenient to use, and no pollutant discharges, use safety ring protects.
Example two
The downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation of the embodiment comprises, but is not limited to, a pulse sensor 281 and a heart rate sensor 282, wherein the pulse sensor 281 is installed at the position of the cuff of the protective clothing 1 and is used for detecting the pulse of a downhole person, and the heart rate sensor 282 is installed at the position of the chest of the protective clothing 1 and is used for detecting the heart rate of the downhole person;
in the embodiment, the sign sensor adopts the pulse sensor and the heart rate sensor as the sensors for monitoring the signs of the underground personnel, and the signs can master the heart rate of the underground personnel, so that the mental state is adjusted, the nervous mood is avoided, the respiration is controlled, the oxygen consumption is reduced, and the rescue time is prolonged;
meanwhile, a dangerous gas sensor can be integrated for sensing the concentration of dangerous gas and giving early warning to underground personnel.
EXAMPLE III
In the downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation, the liquid oxygen bottle 5 and the vaporization interlayer 7 are both made of heat-insulating materials;
the heat insulating material reduces the heating degree of the liquid oxygen, greatly reduces the vaporization and loss of the liquid oxygen and reduces the maintenance cost.
Example four
The underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation is characterized in that the top of a liquid oxygen bottle 5 is a bottle opening and is used for containing liquid oxygen, a heat preservation plug stone 31 and a bottle cap 32 are arranged at the bottle opening, the heat preservation plug stone 31 is arranged at the bottle opening in an interference mode and is sealed, the bottle cap 32 is in spiral connection and is sealed with the bottle opening, an observation window 33 is embedded in the front of the liquid oxygen bottle 5 and is used for observing the liquid level of the liquid oxygen in the liquid oxygen bottle 5, a second pressure reducing pipe 34 is connected onto the liquid oxygen bottle 5, one end of the second pressure reducing pipe 34 is located at the inner top of the liquid oxygen bottle 5 and is communicated with the inner portion of the liquid oxygen bottle 5, and the other end of the second pressure reducing pipe extends out of the liquid oxygen bottle 5 and is connected with a second safety valve 35 and a non-return diaphragm 36;
in this embodiment, the observation window (the observation window not only is embedded in the liquid oxygen bottle, but also penetrates through the vaporization interlayer) can effectively observe the liquid oxygen level, is convenient for daily maintenance, and simultaneously, can also enable a user to master the liquid oxygen amount and estimate the oxygen supply time.
EXAMPLE five
The emergent protective clothing of monitoring formula system oxygen in pit based on difference in temperature and pressure electricity generation of this embodiment, wherein, the working method of this emergent protective clothing of monitoring formula system oxygen in pit is as follows:
(1) bottling with liquid oxygen, and daily inspection: taking down the bottle cap 32 and the heat-preservation cork stone 31 of the liquid oxygen bottle 5, adding liquid oxygen into the liquid oxygen bottle 5, then reinstalling the bottle cap 32 and the heat-preservation cork stone 31, and placing the protective clothing 1 in an emergency use area for later use; in the protective clothing 1 placed in the emergency use area, after the liquid oxygen in the liquid oxygen bottle 5 is heated for a long time, the liquid oxygen can be vaporized to a certain degree, so that the internal pressure of the liquid oxygen bottle 5 is increased, at the moment, the second safety valve 35 is opened, the vaporized oxygen in the liquid oxygen bottle 5 is discharged, and the internal pressure of the liquid oxygen bottle 5 is stabilized; because the hydraulic condition of the liquid oxygen bottle 5 occurs, regular inspection is needed, the liquid level of the liquid oxygen in the liquid oxygen bottle 5 is observed through the observation window 33, and when the liquid level of the liquid oxygen is lower than a reference value, replenishment is needed;
(2) the protective clothing 1 supplies oxygen:
when an underground emergency occurs, underground personnel acquire the protective clothing 1 from an emergency use area and wear the protective clothing; after wearing, the underground personnel can open the needle valve 10 to start oxygen supply, at the moment, the breathing mask 6, the oxygen supply pipe 17, the humidifier 11, the needle valve 10, the oxygen outlet pipe 15, the vaporizing chamber 14, the liquid oxygen outlet pipe 12 and the liquid oxygen bottle 5 are communicated together, under the action of pressure, liquid oxygen enters the vaporizing chamber 14 through the liquid oxygen outlet pipe 12 to be vaporized into oxygen, the oxygen is output through the oxygen outlet pipe 15, enters the oxygen supply pipe 17, sequentially passes through the needle valve 10 and the humidifier 11, and finally enters the breathing mask 6 to supply oxygen to the underground personnel;
(3) power supply detection of the protective clothing 1:
in the oxygen supply process, liquid oxygen is vaporized, the temperature of oxygen is reduced, when oxygen is supplied to the breathing mask 6 through the oxygen supply pipe 17, low-temperature oxygen sequentially passes through the thermoelectric generation pipe 18 and the pressure generator 19, at the moment, the internal temperature of the thermoelectric generation pipe 18 is reduced, and temperature difference is formed between the internal temperature and the external temperature, so that the thermoelectric generation layer 21 is promoted to work to generate electricity; the power generation rotor 24 in the pressure generator 19 rotates along with the oxygen circulation, so that the power generator 25 is driven to work through the coupler 26 to generate power;
the current generated by the thermoelectric generation tube 18 and the pressure generator 19 flows in parallel through the current collector and is output to the microcontroller 30, the microcontroller 30 receives the current flowing in parallel, and the current is output to the sign sensor and the display screen 29 after being stabilized, so as to supply power to the sign sensor and the display screen 29, at the moment, the sign sensor and the display screen 29 work, detect the sign data of the underground personnel, and display the sign data on the display screen 29.
EXAMPLE five
The utility model provides an emergent protective clothing of monitoring formula system oxygen in pit based on difference in temperature and pressure power generation of this embodiment, wherein, heat-conducting layer 20 and heat dissipation layer 22 material are copper, thermoelectric material is the material on thermoelectric material layer 21, for bismuth telluride, electricity generation rotor 24 comprises pivot 37, guiding hole board 38 and rotor blade 39, pivot 37 passes through the input shaft of shaft coupling 26 with generator 25, guiding hole board 38 symmetry sets up in the both ends of pivot 37 to with 23 clearance fit of gas passage, rotor blade 39's quantity is a plurality of, and a plurality of rotor blade 39 are fixed to be set up in pivot 37, are located between the guiding hole board 38 to evenly distributed.
In conclusion, the invention has the advantages of simple principle and reasonable design, is used for underground emergency oxygen supply and sign monitoring, has the characteristics of small volume, light weight, easy carrying and good maintenance, ensures oxygen supply by storing liquid oxygen, can generate electricity by oxygen temperature and pressure, supplies power to the detection assembly and monitors signs.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. An underground monitoring type oxygen generation emergency protective garment based on temperature difference and pressure power generation comprises a protective garment and is characterized in that an emergency oxygen generation monitoring device is arranged on the protective garment and comprises an oxygen generation assembly, a power generation assembly and a detection assembly;
the oxygen generation assembly is used for supplying oxygen, the power generation assembly is used for generating power and supplying power to the detection assembly, and the detection assembly is used for monitoring physical signs and monitoring physical signs of underground personnel;
the oxygen generation assembly comprises a liquid oxygen bottle, a breathing mask, a vaporization interlayer, a first safety valve, an oxygen overflow valve, a needle valve and a humidifier; the liquid oxygen bottle is filled with liquid oxygen and is connected with a liquid oxygen outlet pipe and a first pressure reducing pipe, the vaporization interlayer is coated outside the liquid oxygen bottle, a gap is reserved between the vaporization interlayer and the liquid oxygen bottle, the gap is a vaporization chamber for vaporizing the liquid oxygen, and the vaporization interlayer is provided with an oxygen outlet pipe communicated with the vaporization chamber;
one end of the liquid oxygen outlet pipe is positioned at the bottom in the liquid oxygen bottle and is communicated with the interior of the liquid oxygen bottle, the other end of the liquid oxygen outlet pipe extends out of the liquid oxygen bottle and is communicated with the vaporizing chamber, one end of the first pressure reducing pipe is positioned at the top in the liquid oxygen bottle and is communicated with the interior of the liquid oxygen bottle, the other end of the first pressure reducing pipe extends out of the liquid oxygen bottle and is sequentially connected with an oxygen overflow valve, a four-way joint and a first safety valve, the four-way joint is communicated with the oxygen outlet pipe and an oxygen supply pipe, the oxygen supply pipe is connected with a needle valve and a humidifier, and the tail end of the oxygen supply pipe is connected with a breathing mask through a hose;
the power generation assembly comprises a thermoelectric generation tube and a pressure generator, the thermoelectric generation tube sequentially comprises a heat conduction layer, a thermoelectric generation layer and a heat dissipation layer from inside to outside, the pressure generator comprises a gas channel, a power generation rotor and a power generator, the thermoelectric generation tube and the pressure generator are arranged in the middle of an oxygen supply tube, and the heat conduction layer, the gas channel and the oxygen supply tube are communicated with each other; the power generation rotor is rotatably arranged in the gas channel and is connected with an input shaft of the generator through a coupler;
the detection assembly comprises a parallel flow device, a sign sensor and a microcontroller integrated with a display screen, wherein the parallel flow device is electrically interactive with a thermoelectric generation tube and a pressure generator and is electrically interactive with the microcontroller through a wire to supply power to the microcontroller, the microcontroller is interactive with the sign sensor and the display screen to supply power to the sign sensor and the display screen, receive sign data acquired by the sign sensor and display the sign data on the display screen.
2. The downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation as claimed in claim 1, wherein the physical sign sensor comprises a pulse sensor and a heart rate sensor, the pulse sensor is mounted at a cuff position of the protective clothing and used for detecting the pulse of downhole personnel, and the heart rate sensor is mounted at a chest position of the protective clothing and used for detecting the heart rate of the downhole personnel.
3. The downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation as claimed in claim 2, wherein the liquid oxygen bottle and the vaporization barrier are made of heat insulating materials.
4. The downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation as claimed in claim 3, wherein a bottle opening is formed in the top of the liquid oxygen bottle and used for containing liquid oxygen, a heat preservation plug stone and a bottle cap are arranged at the bottle opening, the heat preservation plug stone is arranged at the bottle opening in an interference mode and sealed, and the bottle cap and the bottle opening are connected in a spiral mode and sealed.
5. The downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation as claimed in claim 4, wherein the front surface of the liquid oxygen bottle is embedded with an observation window for observing the liquid level of the liquid oxygen in the liquid oxygen bottle.
6. The downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation as claimed in claim 5, wherein a second pressure reducing pipe is connected to the liquid oxygen bottle, one end of the second pressure reducing pipe is located at the top inside the liquid oxygen bottle and is communicated with the inside of the liquid oxygen bottle, and the other end of the second pressure reducing pipe extends out of the liquid oxygen bottle and is connected with a second safety valve and a non-return diaphragm.
7. The downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation as claimed in claim 6, wherein the working method of the downhole monitoring type oxygen generation emergency protective clothing is as follows:
(1) bottling with liquid oxygen, and daily inspection: taking down the bottle cap and the heat-preservation cork stone of the liquid oxygen bottle, adding liquid oxygen into the liquid oxygen bottle, then reinstalling the bottle cap and the heat-preservation cork stone, and placing the protective clothing in an emergency use area for later use; the protective clothing is placed in an emergency use area, liquid oxygen in the liquid oxygen bottle is vaporized to a certain degree after being heated for a long time, so that the internal pressure of the liquid oxygen bottle is increased, at the moment, the second safety valve is opened, vaporized oxygen in the liquid oxygen bottle is discharged, and the internal pressure of the liquid oxygen bottle is stabilized; the hydraulic condition of the liquid oxygen bottle is required to be regularly checked, the liquid level of the liquid oxygen in the liquid oxygen bottle is observed through the observation window, and when the liquid level of the liquid oxygen is lower than a reference value, the liquid oxygen needs to be supplemented;
(2) oxygen supply of the protective clothing:
when an underground emergency occurs, underground personnel acquire the protective clothing from an emergency use area and wear the protective clothing; after the device is worn, underground personnel can open the needle valve and start oxygen supply, at the moment, the breathing mask, the oxygen supply pipe, the humidifier, the needle valve, the oxygen outlet pipe, the vaporization chamber, the liquid oxygen outlet pipe and the liquid oxygen bottle are communicated together, liquid oxygen enters the vaporization chamber through the liquid oxygen outlet pipe to be vaporized under the pressure action to become oxygen, the oxygen is output through the oxygen outlet pipe, enters the oxygen supply pipe, sequentially passes through the needle valve and the humidifier, and finally enters the breathing mask to supply oxygen to the underground personnel;
(3) power supply detection of the protective clothing:
in the oxygen supply process, liquid oxygen is vaporized, the temperature of oxygen is reduced, when oxygen is supplied to the breathing mask through the oxygen supply pipe, low-temperature oxygen sequentially passes through the thermoelectric generation pipe and the pressure generator, and at the moment, the temperature inside the thermoelectric generation pipe is reduced to form temperature difference with the external temperature, so that the thermoelectric generation layer is promoted to work to generate electricity; a power generation rotor in the pressure generator rotates along with the circulation of oxygen, so that a power generator is driven to work through a coupler to generate power;
current generated by the thermoelectric generation tube and the pressure generator flows in parallel through the current paralleling device and then is output to the microcontroller, the microcontroller receives the current in parallel, the current is output to the sign sensor and the display screen after being stabilized, and the power is supplied to the sign sensor and the display screen.
8. The downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation as claimed in claim 7, wherein the heat conduction layer and the heat dissipation layer are made of copper, and the temperature difference power generation layer is made of thermoelectric material which is bismuth telluride.
9. The downhole monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation as claimed in claim 8, wherein the power generation rotor is composed of a rotating shaft, guide hole plates and rotor blades, the rotating shaft is connected with the input shaft of the power generator through a coupler, the guide hole plates are symmetrically arranged at two ends of the rotating shaft and are in clearance fit with the gas channel, the number of the rotor blades is multiple, and the rotor blades are fixedly arranged on the rotating shaft, located between the guide hole plates and evenly distributed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010559960.7A CN111734477B (en) | 2020-06-18 | 2020-06-18 | Underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010559960.7A CN111734477B (en) | 2020-06-18 | 2020-06-18 | Underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111734477A CN111734477A (en) | 2020-10-02 |
CN111734477B true CN111734477B (en) | 2021-07-23 |
Family
ID=72649748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010559960.7A Active CN111734477B (en) | 2020-06-18 | 2020-06-18 | Underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111734477B (en) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20009346U1 (en) * | 2000-05-24 | 2000-09-07 | Rinklake Wolfgang | Safety harness, especially for miners |
CN2658405Y (en) * | 2003-11-25 | 2004-11-24 | 王宏俊 | Multifunction chemical oxygen self-rescuer |
CN101975080A (en) * | 2010-10-18 | 2011-02-16 | 杨柏 | Multifunctional underground life jacket |
GB2527758A (en) * | 2014-06-30 | 2016-01-06 | Kestrel Innovations Ltd | Wearable safety sensor |
CN105640522A (en) * | 2016-03-29 | 2016-06-08 | 苏州大学 | Wearable intelligent garment capable of monitoring physiological sign parameters of human body in real time |
CN109310323A (en) * | 2016-04-07 | 2019-02-05 | 杨章民 | Multifunctional cloth sensing system and method and article |
CN208480637U (en) * | 2018-07-19 | 2019-02-12 | 新昌县伟达服饰有限公司 | A kind of vest with emergency monitoring device |
CN109091124A (en) * | 2018-08-07 | 2018-12-28 | 浙江中诚工程管理科技有限公司 | A kind of construction personnel's life sign monitor system and its monitoring method |
CN111130391A (en) * | 2018-11-01 | 2020-05-08 | 中国石油化工股份有限公司 | Temperature difference type underground power generation device |
-
2020
- 2020-06-18 CN CN202010559960.7A patent/CN111734477B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN111734477A (en) | 2020-10-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201894089U (en) | Device for adopting stable carbon isotope gas for marking plants | |
CN105752296B (en) | Portable multifunctional life jacket | |
CN111734477B (en) | Underground monitoring type oxygen generation emergency protective clothing based on temperature difference and pressure power generation | |
CN106840766A (en) | A kind of sampling method for air tritiated water | |
CN207245756U (en) | A kind of coal mining gas management equipment | |
CN110478253A (en) | Clinic enteral nutrition temperature control device | |
CN206534971U (en) | A kind of Anesthesia machine | |
CN205208544U (en) | Intelligence water balance system | |
CN205689737U (en) | A kind of use for laboratory variator hydrologic cycle cooling system | |
CN211023446U (en) | Cooling device for emergency intensive care unit | |
CN204723552U (en) | Development medicine-feeding type can thermometric endotracheal tube | |
CN112129881B (en) | High-temperature sodium combustion reaction experimental device | |
CN208188664U (en) | Diversification energy management system | |
CN203801782U (en) | Cooling vest capable of measuring heart rate, blood pressure and body temperature | |
CN208792430U (en) | A kind of laminating water supply equipment configuring steady-flow tank | |
CN220453941U (en) | High-efficiency energy-saving carbon dioxide gas heating device | |
CN109208021A (en) | Gas generator | |
CN203086606U (en) | Deep well video mirror | |
CN210736336U (en) | Circulating water dosing system for natural gas waste heat power generation | |
CN208017891U (en) | Portable oxygen absorber | |
CN207941076U (en) | Liquid drop alert device to the greatest extent when disposable transfusion device is infused | |
CN205709829U (en) | Wine extracting apparatus on barrel of beer | |
CN218500036U (en) | Wearable human body cooling device | |
CN206016788U (en) | Gas injection system | |
CN215900789U (en) | Gas-producing agent type driven perfluorohexanone fire extinguishing valve |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |