CN106185384A - Closed coal bunker comprehensive inerting safety guard - Google Patents
Closed coal bunker comprehensive inerting safety guard Download PDFInfo
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- CN106185384A CN106185384A CN201610545694.6A CN201610545694A CN106185384A CN 106185384 A CN106185384 A CN 106185384A CN 201610545694 A CN201610545694 A CN 201610545694A CN 106185384 A CN106185384 A CN 106185384A
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- coal bunker
- coal
- loop
- main body
- inerting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/20—Auxiliary treatments, e.g. aerating, heating, humidifying, deaerating, cooling, de-watering or drying, during loading or unloading; Loading or unloading in a fluid medium other than air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/74—Large containers having means for heating, cooling, aerating or other conditioning of contents
- B65D88/745—Large containers having means for heating, cooling, aerating or other conditioning of contents blowing or injecting heating, cooling or other conditioning fluid inside the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/38—Means for reducing the vapour space or for reducing the formation of vapour within containers
- B65D90/44—Means for reducing the vapour space or for reducing the formation of vapour within containers by use of inert gas for filling space above liquid or between contents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/18—Preventing escape of dust
- B65G69/185—Preventing escape of dust by means of non-sealed systems
- B65G69/188—Preventing escape of dust by means of non-sealed systems with spraying means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Abstract
The present invention relates to a kind of closed coal bunker comprehensive inerting safety guard, belong to closed coal bunker security protection technology field.The invention aims to solve prior art and there is the problem that the internal inerting effect of closed coal bunker is undesirable, it is provided that a kind of closed coal bunker comprehensive inerting safety guard.This device includes coal bunker main body, elevator, pressure-relief explosion-proof door, charging aperture, temperature sensor, combustible gas sensor, Smoke Sensor, guide rail, portable ventilation loop, fixed type inflatable loop, inert gas storage tank, valve, decompressor, clean water holding vessel, pressue device, coal bunker outlet air-lock device, water mists dedusting heat sink, inflates wirerope, laser range sensor.What the closed coal bunker comprehensive inerting safety guard of the present invention used multiple noble gas is filled with form, including the fixed type inflatable loop on wall and inflation wirerope, it is possible to efficiently solve the problem that the internal inerting of coal body is uneven.
Description
Technical field
The present invention relates to a kind of closed coal bunker comprehensive inerting safety guard, belong to closed coal bunker safeguard protection
Technical field.
Background technology
Along with the fast development of Chinese society economy, the demand of coal is also increasing day by day.But, the outdoor heap of coal
Put not only environment to periphery and cause huge pollution, and air storage air slaking and drench with rain and also accelerate coal oxidation, fall
Low ature of coal, causes loss economically to enterprise.Use closed coal bunker to carry out coal storage, not only solve asking of environmental conservation
Topic, and have and take up an area little advantage, and can adapt to various weather conditions, decrease the loss of coal, also comply with simultaneously
The national policy the strictest for environmental conservation.But, closed coal bunker, as the container of a relative closure, also brings
The problem of many secure contexts, has the fuel gas such as release methane, and the characteristic of oxidation heat liberation spontaneous combustion, adds envelope due to coal
The closure of enclosed coal bunker and " air duct effect ", exacerbate the accumulation of heat and the oxidation of coal.At present, closed coal bunker is conventional
Some monitoring measures, such as temperature, the sensor such as combustable gas concentration is difficult to giving a forecast promptly and accurately, and fire is often
Occur to a certain degree, just can send alarm, delay optimal improvement opportunity.And closed coal bunker going out after catching fire
Fire is also the most difficult, therefore, uses inerting system that coal body carries out inerting in advance, and prevention freely burning fire is very
It is necessary.
Inerting for closed coal bunker at present mainly uses water, installs spray equipment at the top of coal bunker, simple to operate,
Wide material sources, cheap.But there are problems, after first water sprays into coal body, can generate in the environment of high-temperature closed
Inflammable and explosive water gas, increases potential safety hazard.Time the amount of the water additionally sprayed into is less, it is difficult to the inside of coal body is entered
Row inerting, and time the amount of water is less relative to raw coal, often can only play Oxidation, it is impossible to play fire extinguishing function.
Another inerting mode is injection noble gas in coal body, and No. 201220056247.1 utility model patents carry
Supply a kind of coal storage silo inerting safety guard.The shortcoming of this device is: the multipoint mode inflation ring of employing, ventilation ring are the most solid
It is scheduled on coal bunker wall, although on inflation ring, have employed pressure tester, it is possible to detection starts the ventilation ring nearest from coal seam, but,
Due to the limited amount of ring of taking a breath, interval is relatively big, has spacing all the time, it is impossible to determine the tool in coal seam between ventilation ring and coal surface
Height, also cannot realize replacing completely the fuel gas of coal surface release；Inflation is near the position of wall at coal body
Being inflated, be difficult to carry out the inside of coal body inerting, overall inerting effect is undesirable；The air-lock device of bottom can blow afloat in a large number
Coal dust, affect working environment.
Summary of the invention
The invention aims to solve prior art and there is the problem that the internal inerting effect of closed coal bunker is undesirable,
A kind of closed coal bunker comprehensive inerting safety guard is provided.
It is an object of the invention to be achieved through the following technical solutions.
A kind of closed coal bunker comprehensive inerting safety guard, including coal bunker main body, elevator, pressure-relief explosion-proof door,
Charging aperture, temperature sensor, combustible gas sensor, Smoke Sensor, guide rail, portable ventilation loop, fixed type inflatable ring
Road, inert gas storage tank, valve, decompressor, clean water holding vessel, pressue device, coal bunker outlet air-lock device, water mists
Dedusting heat sink, inflates wirerope, laser range sensor.
Coal bunker body top is the cylindrical structure of hollow, and bottom is for falling to cut vertebral body structure；Top is provided with charging aperture, bottom
It is provided with discharging opening；The inside top of coal bunker is provided with temperature sensor, combustible gas sensor, Smoke Sensor and laser ranging and passes
Whether sensor, for monitoring the real time data of the various risk factors within coal bunker, for taking inerting measure to provide foundation.Coal bunker
Top outer be provided with pressure-relief explosion-proof door；
Four elevator are uniformly fixed on coal bunker body top, and each elevator includes motor and guide rail, strengthen rustless steel
Corrugated flexible hose is placed in guide rail interior as promoting wirerope；Guide rail is the hollow circular cylinder of a side opening；Rustless steel corrugated flexible hose one
End connects noble gas flow in pipes, and one end is fixing connects movable air-filled loop；Movable air-filled loop is inner hollow
Circular ring structure；Circle diameter is slightly less than the internal diameter of coal bunker；Four air inlets are had, stainless with elevator of air inlet on annulus
Steel corrugated flexible hose connects；Multiple venthole is distributed on annulus；
One water mists dedusting heat sink is arranged on the discharge outlet of coal bunker main body；Another water mists dedusting cooling dress
Put the position being arranged on coal bunker body interior near top；
Inflation wirerope is inverted cone-shaped structure, and tapered end is fixedly connected with the counterweight of triangular pyramid type；Inflation wirerope is internal is rubber
Flexible pipe, it is ensured that pliability, outside is surrounded by wirerope, it is ensured that intensity；Inflation wirerope surface is with substantial amounts of micropore；
Guide rail, portable ventilation loop and fixed type inflatable loop are placed in the inside of coal bunker main body；Fixed type inflatable loop
It is positioned at the middle and lower part of coal bunker main body；Coal bunker outlet air-lock device is positioned at the discharge outlet of coal bunker main body；
Inert gas storage tank is connected with decompressor by appendix, and appendix is provided with valve；Noble gas divides
It is not transported to portable ventilation loop, fixed type inflatable loop, coal bunker outlet air-lock device and inflation wirerope.And then composition inertia
Gas purging gas system；
Clean water holding vessel is connected with pressue device by water-supply-pipe, and water-supply-pipe is provided with valve；Clean water is the most defeated
Deliver to two water mists dedusting heat sinks；
Work process:
The present invention provides a kind of closed coal bunker comprehensive inerting safety guard.Opening charging aperture, in coal bunker
Inject during dissipating coal, open and be arranged on the coal bunker body interior water mists dedusting heat sink near the position at top, subtract
Few coal dust is to external diffusion.During coal storage, be positioned at the temperature sensor of the inside top of coal bunker, combustible gas sensor,
Smoke Sensor is monitored the variations in temperature within coal bunker, combustible gas component and concentration change in real time, whether is had smoke creating etc.
Risk factor, when the monitor value of risk factor exceedes safety value, can feed back to Control Room people in time in the way of sound and light alarm
Member；Take appropriate measures subsequently, first with the concrete height in coal seam in laser range sensor mensuration coal bunker, open corresponding
The fixed type inflatable loop of the middle and lower part being positioned at coal bunker main body, from the wall position of coal bunker to coal seam internal nitrogen injection；Separately
The noble gas that an outer part exports after inert gas storage tank is adjusted to convenient pressure by decompressor, passes through appendix
Enter inflation wirerope, inject the center of coal bunker；Another part noble gas enters air exchange system, first passes through appendix
Hose connection with the rustless steel ripple in elevator, rustless steel corrugated flexible hose passes guide rail, utilizes the hollow steel pipe of 90 ° to be welded to
Portable ventilation loop, utilizes laser range sensor to measure the concrete height in coal seam in coal bunker, adjusts movable type ventilation loop
To pressing close to the correct position of coal surface, by substantial amounts of venthole on movable type ventilation loop, noble gas can replace coal
The gases such as the fuel gas that layer surface discharges, are now arranged on the water mists dedusting near the position at top of the coal bunker body interior
Heat sink is similarly in opening, reduces and dissipates outside coal dust.During coal bunker lower part outlet is opened and put coal, open coal bunker
Outlet air-lock device, utilizes high velocity inert gas stream to go out one noble gas curtain wall of interruption-forming at coal bunker, reduces air and carries oxygen
Gas enters inside coal bunker, in order to ensure stablizing of air pressure coal bunker within, while also utilize fixed type inflatable loop in coal bunker
Noble gas is injected in portion, opens the water mists dedusting heat sink of the discharge outlet being arranged on coal bunker main body simultaneously, reduces because of lock
The coal dust that air-blowing the rises pollution to working environment.In coal bunker, breaking out of fire or blast cause pressure to steeply rise beyond coal bunker
During tolerance range, the top outer of coal bunker is provided with pressure-relief explosion-proof door and can actively open, and plays the work of decompression protection coal bunker main body
With.
Beneficial effect
1, the present invention closed coal bunker comprehensive inerting safety guard use multiple noble gas be filled with form,
Including the fixed type inflatable loop on wall and inflation wirerope, it is possible to efficiently solve the problem that the internal inerting of coal body is uneven；
2, the portable ventilation loop that the closed coal bunker comprehensive inerting safety guard of the present invention uses, it is possible to essence
The true height navigating to coal seam, taking a breath in the surface being close to coal seam, effectively solves because there being spacing between air interchanger and coal seam
Cause halfway problem of taking a breath, and the laser range sensor used, more accurately, quickly, efficiently；
3, the closed coal bunker comprehensive inerting safety guard of the present invention, in outlet and the porch of closed coal bunker
Having installed water mists dedusting heat sink additional, water mists, because of its minimum particle diameter, has extremely strong absorbability, can effectively solve coal
The problem of dustiness dye, will not accelerate coal body spontaneous combustion as other water injectors simultaneously, more highlight the ring of closed coal bunker
Guarantor's advantage.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of inventive closure formula coal bunker comprehensive inerting safety guard.
Wherein, 1-coal bunker main body, 2-elevator, 3-pressure-relief explosion-proof door, 4-charging aperture, 5-temperature sensor, 6-combustible gas
Body sensor, 7-Smoke Sensor, 8-guide rail, 9-movable type ventilation loop, 10-fixed type inflatable loop, 11-noble gas is deposited
Storage tank, 12-valve, 13-decompressor, 14-clean water holding vessel, 15-pressue device, 16-coal bunker outlet air-lock device, 17-
Water mists dedusting heat sink, 18-inflates wirerope, 19-laser range sensor.
Specific embodiments
The present invention will be further described with embodiment below in conjunction with the accompanying drawings.
Embodiment 1
The present invention discloses a kind of closed coal bunker comprehensive inerting safety guard and includes coal bunker main body 1, elevator 2,
Pressure-relief explosion-proof door 3, charging aperture 4, temperature sensor 5, combustible gas sensor 6, Smoke Sensor 7, guide rail 8, portable ventilation
Loop 9, fixed type inflatable loop 10, inert gas storage tank 11, valve 12, decompressor 13, clean water holding vessel 14, pressurization
Device 15, coal bunker outlet air-lock device 16, water mists dedusting heat sink 17, inflate wirerope 18, laser range sensor 19.
Coal bunker main body 1 be upper hollow cylindrical shape, bottom be the reinforced concrete structure of inverted conical shape；Top sets
Having charging aperture 4, bottom is provided with discharging opening；
The rustless steel corrugated flexible hose used in elevator 2, as promoting wirerope, on the one hand ensure that tensile strength, the opposing party
Face also ensure that the unimpeded of gas circuit；First appendix is connected with the rustless steel corrugated flexible hose on elevator 2 cylinder, stainless steel wave
Stricture of vagina flexible pipe through the guide rail 8 of hollow circular cylinder of a side opening, is welded to movable type changes by the hollow bent pipes of 90 ° is fixing
On the air inlet on compression ring road 9；The motion of rustless steel corrugated flexible hose is retrained by guide rail 8 one aspect, on the other hand can also
Prevent coal breakage from damaging rustless steel corrugated flexible hose.
Pressure-relief explosion-proof door 3 is arranged on the outside at the top of coal bunker main body, when coal bunker is internal because burning or explosion gas
The when that pressure sharply increasing, pressure-relief explosion-proof door can actively be opened, and plays the effect of pressure release, the safety of protection coal bunker main body；Let out
Pressure explosion proof door 3 is provided with self-opening type and the explosion proof door of two kinds of forms of pre-open-close type, and pre-open-close type can be with manual control, in daily production
In, need artificially to open during ventilation；Self-opening type is in certain danger situation, such as during gas explosion, it is possible to automatically turned on
Plant explosion-protection equipment.The purpose of two kinds of devices is all the safety of protection coal bunker agent structure.
The features such as temperature sensor 5 has highly sensitive, and thermometric is accurate；Combustible gas sensor 6 can monitor multiple not
With the concentration of fuel gas, it is arranged on the position that the top of coal bunker is different, external-connection displayer output gas concentration, and can calculate aobvious
Illustrate that alkane is used for the danger determining whether gas burst；Smoke Sensor 7 can monitor coal because of heat amass
The concentration of the spontaneous combustion generation smog that poly-or coal causes with wall friction；Whether the monitoring numerical value of above-mentioned risk factor is takes
Inerting measure provides data support.
Coal bunker outlet air-lock device 16 is close to coal bunker outlet wall and is installed, for inner hollow, surface with a large amount of micropores
Annular steel pipe；High-pressure inert gas is sprayed from micropore, forms one layer of noble gas air curtain in exit, can effective resistance
Extraneous oxygen enters inside coal bunker.
Water mists dedusting heat sink 17 is separately mounted to top wall and the lower part outlet of coal bunker, by the height of water mists
The absorbability of effect can be effectively reduced the pollution of coal dust, and the coal dust that particularly reduction outlet air-lock device blows afloat is to building ring
The impact in border；The most a small amount of water mists is sprayed at the inside of coal bunker, does not also have acceleration while playing cooling effect
The phenomenon of coal body spontaneous combustion.
Inflation wirerope 18 is internal for rubber hose, it is ensured that pliability, outside is surrounded by wirerope, it is ensured that intensity, Bu Huiyin
Cause damage for coal breakage, surface is used for inflating with substantial amounts of micropore simultaneously；Inflation wirerope can effectively solve the problem that inside coal body
Inerting problem near center；The diameter of wirerope is the inverted cone-shaped structure being gradually reduced from top to bottom simultaneously, and bottom has three
The counter weight construction of pyramid type, this structure ensure that the position of wirerope the most down, wirerope will be caused different because of the addition of scattered coal
Position, causes inflation uneven.
During being embodied as, the closed coal bunker comprehensive inerting safety guard that the present invention provides, make
The temperature of coal bunker, the concentration of fuel gas, during the same numerical value of the lowering of concentration of flue gas, the required time to be significantly less than original
Coal bunker inerting unit, and can be detected under identical condition by the temperature sensor of coal bunker center, center
The temperature of position substantially reduces, and illustrates that the inerting effect of center is much better than original coal bunker inerting unit；Thin through installing additional
Water mist dust-removing heat sink 17, can be perceive intuitively that, the pollution of coal bunker import and export coal dust has had bigger improvement.
Work process:
The present invention provides a kind of closed coal bunker comprehensive inerting safety guard.Opening charging aperture 4, in coal bunker
Inject during dissipating coal, open the water mists dedusting heat sink 17 being arranged on the internal position near top of coal bunker main body 1,
Reduce coal dust to external diffusion.During coal storage, it is positioned at the temperature sensor 5 of the inside top of coal bunker, fuel gas sensing
Whether device 6, Smoke Sensor 7 are monitored variations in temperature, combustible gas component and the concentration change within coal bunker in real time, are had smog raw
The risk factors such as one-tenth, when the monitor value of risk factor exceedes safety value, can feed back to monitoring in time in the way of sound and light alarm
Room personnel；Take appropriate measures subsequently, measure the concrete height in coal seam in coal bunker first with laser range sensor 19, open
Open the fixed type inflatable loop 10 of the middle and lower part being positioned at coal bunker main body 1 accordingly, from the wall position of coal bunker to inside, coal seam note
Enter nitrogen；Another part is the indifferent gas of output after inert gas storage tank 11 is adjusted to convenient pressure by decompressor 13
Body, enters inflation wirerope 18 by appendix, injects noble gas to the center of coal bunker；Another part noble gas enters
Entering air exchange system, first pass through appendix hose connection with the rustless steel ripple in elevator 2, rustless steel corrugated flexible hose is through leading
Rail 8, utilizes the hollow steel pipe of 90 ° to be welded to portable ventilation loop 9, utilizes laser range sensor 19 to measure coal seam in coal bunker
Concrete height, adjust movable type ventilation loop 9 to pressing close to the correct position of coal surface, by movable type ventilation loop 9
Substantial amounts of venthole, noble gas can be replaced the gases such as the fuel gas that coal surface discharges, is now arranged on coal bunker master
The internal water mists dedusting heat sink 17 near the position at top of body 1 is similarly in opening, reduces and dissipates outside coal dust.At coal
Storehouse lower part outlet is opened during putting coal, opens coal bunker outlet air-lock device 16, utilizes high velocity inert gas stream to go out at coal bunker
One noble gas curtain wall of interruption-forming, reduces air and carries oxygen and enter inside coal bunker, in order to ensure air pressure within coal bunker
Stable, also utilize fixed type inflatable loop 10 to the internal noble gas that injects of coal bunker simultaneously, open simultaneously and be arranged on coal bunker main body 1
The water mists dedusting heat sink 17 of discharge outlet, reduce the coal dust risen because of the lock air-blowing pollution to working environment.At coal bunker
When interior breaking out of fire or blast cause pressure to steeply rise beyond coal bunker tolerance range, the top outer of coal bunker is provided with pressure release and prevents
Quick-fried door 3 can actively be opened, and plays the effect of decompression protection coal bunker main body.
Claims (2)
1. a closed coal bunker comprehensive inerting safety guard, it is characterised in that: include coal bunker main body (1), elevator
(2), pressure-relief explosion-proof door (3), charging aperture (4), temperature sensor (5), combustible gas sensor (6), Smoke Sensor (7), lead
Rail (8), portable ventilation loop (9), fixed type inflatable loop (10), inert gas storage tank (11), valve (12), decompression dress
Put (13), clean water holding vessel (14), pressue device (15), coal bunker outlet air-lock device (16), water mists dedusting heat sink
(17), inflation wirerope (18), laser range sensor (19)；
Coal bunker main body (1) top is the cylindrical structure of hollow, and bottom is for falling to cut vertebral body structure；Top is provided with charging aperture (4), under
Portion is provided with discharging opening；The inside top of coal bunker is provided with temperature sensor (5), combustible gas sensor (6), Smoke Sensor (7)
With laser range sensor (19), it is used for monitoring the real time data of the various risk factors within coal bunker, for whether taking inerting
Measure provides foundation；The top outer of coal bunker is provided with pressure-relief explosion-proof door (3)；
Four elevator (2) are uniformly fixed on coal bunker main body (1) top, and each elevator (2) includes motor and guide rail (8), adds
Strong rustless steel corrugated flexible hose is placed in guide rail (8) inside as promoting wirerope；Guide rail (8) is the hollow circular cylinder of a side opening；No
Rust steel corrugated flexible hose one end connects noble gas flow in pipes, and one end is fixing connects movable air-filled loop (9)；Movable air-filled
Loop (9) is the circular ring structure of inner hollow；Circle diameter is slightly less than the internal diameter of coal bunker；Have four air inlets on annulus, enter
QI KOU and the rustless steel ripple soft pipe connection in elevator (2)；Multiple venthole is distributed on annulus；
One water mists dedusting heat sink (17) is arranged on the discharge outlet of coal bunker main body (1)；Another water mists dedusting is dropped
Temperature device (17) is arranged on the internal position near top of coal bunker main body (1)；
Inflation wirerope (18) is inverted cone-shaped structure, and tapered end is fixedly connected with the counterweight of triangular pyramid type；Inflation wirerope (18) is internal is
Rubber hose, it is ensured that pliability, outside is surrounded by wirerope, it is ensured that intensity；Inflation wirerope (18) surface is with substantial amounts of micropore；
Guide rail (8), movable air-filled loop (9) and fixed type inflatable loop (10) are placed in the inside of coal bunker main body (1)；Fixed
Inflation loop (10) is positioned at the middle and lower part of coal bunker main body (1)；Coal bunker outlet air-lock device (16) is positioned at the discharging of coal bunker main body (1)
At Kou；
Inert gas storage tank (11) is connected with decompressor (13) by appendix, and appendix is provided with valve (12)；Lazy
Property gas be respectively delivered to portable ventilation loop (9), fixed type inflatable loop (10), coal bunker outlet air-lock device (16) and fill
Gas wirerope (18)；And then composition noble gas fills air exchange system；
Clean water holding vessel (14) is connected with pressue device (15) by water-supply-pipe, and water-supply-pipe is provided with valve (12)；Clean
Water is respectively delivered to two water mists dedusting heat sink (17).
A kind of closed coal bunker the most as claimed in claim 1 comprehensive inerting safety guard, it is characterised in that: described work
Being: opening charging aperture (4) to inject during dissipating coal in coal bunker as process, unlatching is arranged on coal bunker main body (1) inside and leans on
Water mists dedusting heat sink (17) of the position at nearly top, reduces coal dust to external diffusion.During coal storage, it is positioned at coal bunker
The temperature sensor (5) of inside top, combustible gas sensor (6), Smoke Sensor (7) in real time monitoring temperature within coal bunker
Spend change, combustible gas component and concentration change, whether have the risk factors such as smoke creating, when the monitor value of risk factor exceedes
During safety value, Control Room personnel can be fed back in the way of sound and light alarm in time；Take appropriate measures subsequently, first with swashing
The concrete height in coal seam in ligh-ranging sensor (19) mensuration coal bunker, unlatching is positioned at the middle and lower part of coal bunker main body (1) accordingly
Fixed type inflatable loop (10), from the wall position of coal bunker to inside, coal seam nitrogen injection；Another part is deposited from noble gas
The noble gas that storage tank (11) exports after being adjusted to convenient pressure by decompressor (13), enters inflation wirerope by appendix
(18) center of coal bunker, is injected；Another part noble gas enters air exchange system, first passes through appendix and elevator
(2) the rustless steel ripple on is hose connection, and rustless steel corrugated flexible hose passes guide rail (8), utilizes the hollow steel pipe of 90 ° to be welded to move
Dynamic formula ventilation loop (9), utilizes laser range sensor (19) to measure the concrete height in coal seam in coal bunker, adjusts movable type ventilation
Loop (9) is to pressing close to the correct position of coal surface, by the upper substantial amounts of venthole of movable type ventilation loop (9), noble gas
The gases such as the fuel gas that coal surface discharges can be replaced, be now arranged on the internal position near top of coal bunker main body (1)
Water mists dedusting heat sink (17) put is similarly in opening, reduces and dissipates outside coal dust；Open at coal bunker lower part outlet and put
During coal, open coal bunker outlet air-lock device (16), utilize high velocity inert gas stream to go out one inertia of interruption-forming at coal bunker
Gas curtain wall, reduces air and carries oxygen and enter inside coal bunker, in order to ensure stablizing of air pressure coal bunker within, while also utilize
Fixed type inflatable loop (10), to the internal noble gas that injects of coal bunker, opens the discharge outlet being arranged on coal bunker main body (1) simultaneously
Water mists dedusting heat sink (17), reduce because of the pollution to working environment of the lock coal dust that rises of air-blowing；Fire is there is in coal bunker
When calamity or blast cause pressure to steeply rise beyond coal bunker tolerance range, the top outer of coal bunker is provided with pressure-relief explosion-proof door (3)
Can actively open, play the effect of decompression protection coal bunker main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610545694.6A CN106185384B (en) | 2016-07-12 | 2016-07-12 | The closed comprehensive inerting safety guard of coal bunker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610545694.6A CN106185384B (en) | 2016-07-12 | 2016-07-12 | The closed comprehensive inerting safety guard of coal bunker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106185384A true CN106185384A (en) | 2016-12-07 |
| CN106185384B CN106185384B (en) | 2018-05-04 |
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| CN201610545694.6A Active CN106185384B (en) | 2016-07-12 | 2016-07-12 | The closed comprehensive inerting safety guard of coal bunker |
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Cited By (12)
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| CN107082205A (en) * | 2017-05-18 | 2017-08-22 | 北京工业大学 | A kind of ball storehouse inertia protection device |
| CN107651333A (en) * | 2017-10-28 | 2018-02-02 | 广东拓丰实业有限公司 | A kind of explosion-proof biomass fuel equipment |
| CN109279369A (en) * | 2018-08-03 | 2019-01-29 | 南京天本安全技术有限公司 | A kind of dust pelletizing system is continuously automatically plus powder inerting unit and its working method |
| CN109733757A (en) * | 2019-01-18 | 2019-05-10 | 华电电力科学研究院有限公司 | A kind of pulverized coal bin fills furnace cigarette explosion-protection equipment and explosion-proof method |
| CN109733756A (en) * | 2019-01-03 | 2019-05-10 | 国家能源投资集团有限责任公司 | Coal bunker |
| CN111448018A (en) * | 2017-12-05 | 2020-07-24 | Addup公司 | Inertable container for transporting additive manufacturing powder |
| CN112478475A (en) * | 2020-12-11 | 2021-03-12 | 宏工科技股份有限公司 | Powder gas grid arch breaking device |
| CN113682672A (en) * | 2021-08-26 | 2021-11-23 | 广东新氧器净化科技有限公司 | Inerting explosion suppression powder spraying diluting device and control method thereof |
| CN113697308A (en) * | 2021-08-28 | 2021-11-26 | 徐州国晟智能科技有限公司 | Silo safety inerting protection device convenient for quick inflation |
| CN114590607A (en) * | 2022-03-09 | 2022-06-07 | 上海电气集团股份有限公司 | Slag discharging system for high-temperature ash and use method thereof |
| CN115158906A (en) * | 2022-07-06 | 2022-10-11 | 祖珂 | Flat-bottom bin spontaneous combustion prevention system and method |
| CN115282543A (en) * | 2022-08-03 | 2022-11-04 | 新疆天池能源有限责任公司 | Intelligent fire prevention and extinguishing system and method for coal storage silo |
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| DE202010002906U1 (en) * | 2010-02-26 | 2010-07-15 | Hertel, Frank | Portable ventilation sluice and ventilation sluice system for ventilating goods contaminated with harmful gases |
| CN203255567U (en) * | 2013-01-04 | 2013-10-30 | 徐州赛森电子自动化技术有限公司 | Cylindrical silo protection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107082205A (en) * | 2017-05-18 | 2017-08-22 | 北京工业大学 | A kind of ball storehouse inertia protection device |
| CN107651333A (en) * | 2017-10-28 | 2018-02-02 | 广东拓丰实业有限公司 | A kind of explosion-proof biomass fuel equipment |
| CN111448018A (en) * | 2017-12-05 | 2020-07-24 | Addup公司 | Inertable container for transporting additive manufacturing powder |
| CN109279369A (en) * | 2018-08-03 | 2019-01-29 | 南京天本安全技术有限公司 | A kind of dust pelletizing system is continuously automatically plus powder inerting unit and its working method |
| CN109733756A (en) * | 2019-01-03 | 2019-05-10 | 国家能源投资集团有限责任公司 | Coal bunker |
| CN109733757A (en) * | 2019-01-18 | 2019-05-10 | 华电电力科学研究院有限公司 | A kind of pulverized coal bin fills furnace cigarette explosion-protection equipment and explosion-proof method |
| CN112478475A (en) * | 2020-12-11 | 2021-03-12 | 宏工科技股份有限公司 | Powder gas grid arch breaking device |
| CN113682672A (en) * | 2021-08-26 | 2021-11-23 | 广东新氧器净化科技有限公司 | Inerting explosion suppression powder spraying diluting device and control method thereof |
| CN113697308A (en) * | 2021-08-28 | 2021-11-26 | 徐州国晟智能科技有限公司 | Silo safety inerting protection device convenient for quick inflation |
| CN113697308B (en) * | 2021-08-28 | 2022-08-12 | 徐州国晟智能科技有限公司 | Silo safety inerting protection device convenient for quick inflation |
| CN114590607A (en) * | 2022-03-09 | 2022-06-07 | 上海电气集团股份有限公司 | Slag discharging system for high-temperature ash and use method thereof |
| CN114590607B (en) * | 2022-03-09 | 2024-03-19 | 上海电气集团股份有限公司 | Slag discharging system for high-temperature ash and using method thereof |
| CN115158906A (en) * | 2022-07-06 | 2022-10-11 | 祖珂 | Flat-bottom bin spontaneous combustion prevention system and method |
| CN115158906B (en) * | 2022-07-06 | 2023-10-27 | 祖珂 | Spontaneous combustion preventing system and method for flat bottom bin |
| CN115282543A (en) * | 2022-08-03 | 2022-11-04 | 新疆天池能源有限责任公司 | Intelligent fire prevention and extinguishing system and method for coal storage silo |
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| CN106185384B (en) | 2018-05-04 |
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