CN110529183A - A kind of mine fully automatic gas prewarning explosion-proof system - Google Patents
A kind of mine fully automatic gas prewarning explosion-proof system Download PDFInfo
- Publication number
- CN110529183A CN110529183A CN201910804338.5A CN201910804338A CN110529183A CN 110529183 A CN110529183 A CN 110529183A CN 201910804338 A CN201910804338 A CN 201910804338A CN 110529183 A CN110529183 A CN 110529183A
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- Prior art keywords
- isolation tank
- explosion
- air accumulator
- tank
- fastening plate
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
Abstract
The invention belongs to gas explosion proof equipment technical field, specifically a kind of mine fully automatic gas prewarning explosion-proof system, including air accumulator, isolation tank, sealing mechanism, ventilation mechanism and surge-proof gear；The air accumulator is fixedly connected on the upper end outer surface of isolation tank；The middle-end inside upper surface of the isolation tank is fixedly installed with gas detecting instrument, completely cuts off upper surface on the left of the left end of tank and is fixedly installed with alarm device, is equipped with sealing mechanism in isolation tank；The sealing mechanism includes passway, fastening plate, electromagnet block, sliding slot and rotating bar；Fastening plate is equipped with above the passway；The fastening plate is slidably mounted in the both ends upper wall sliding slot of isolation tank by rotating bar；Present invention is mainly used for solve mine gas explosion protection system in the prior art can not place higher to gas density carry out emergent management, work at the same time personnel apart from safety place farther out, avoidance time is longer, it is difficult to the problem of playing a very good protection.
Description
Technical field
The invention belongs to gas explosion proof equipment technical field, specifically a kind of mine fully automatic gas early warning and explosion
System.
Background technique
Coal mine gas main component is alkane, and wherein methane accounts for the overwhelming majority, separately there is a small amount of ethane, propane and butane,
Furthermore general also to contain hydrogen sulfide, carbon dioxide, nitrogen and aqueous vapor and micro inert gas, such as helium and argon.When in air
When oxygen concentration reaches 10%, gas density, such as open fire, will explode between 5-16%, directly threaten miner
Life security.Each coal mine necessarily leads to gas, and gas is the byproduct of coal mine, is that the height of concentration respectively.Watt
The high temperature and pressure that this explosion generates, is promoted the gas near quick-fried source to be impacted outward with great speed, caused casualties, and is destroyed
Tunnel and equipment facility raise a large amount of coal dusts and are allowed to participate in explosion, generate bigger destructive power.In addition, being generated after explosion big
The pernicious gas of amount, causes personnel to be poisoned to death.Fire damp is eliminated mainly by ventilation, gas density is controlled in a certain concentration
Under it is ensured that safety, will generally guarantee its concentration 1% hereinafter, generally adopting to the methane explosion prevention in mining area in the prior art
Concentration Testing is realized with gas detecting instrument, is hidden to be increased according to the gas density in mining area and people is reminded to carry out explosion, but
In this process there is no one can to the settling mode that gas is more preferably handled, while if people in mine hole depths,
The distance hidden to safety place is longer, i.e., has substantially delayed the time in staff area out of danger, if exploding
Easily cause a wide range of injures and deaths.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of mine fully automatic gas prewarning explosion-proof system proposed by the present invention.
It can not place progress higher to gas density present invention is mainly used for mine gas explosion protection system in the prior art is solved
Emergent management works at the same time personnel apart from safety place farther out, and avoidance time is longer, it is difficult to which what is played a very good protection asks
Topic.
The technical solution adopted by the present invention to solve the technical problems is: a kind of mine fully-automatic tile of the present invention
This prewarning explosion-proof system, including air accumulator, isolation tank, sealing mechanism, ventilation mechanism and surge-proof gear；The air accumulator is fixed to be connected
It connects in the upper end outer surface of isolation tank, air accumulator is located in the top soil layer in mine hole, and oxygen is filled in air accumulator；The isolation
Tank is in capsule shape, and the middle-end inside upper surface for completely cutting off tank is fixedly installed with gas detecting instrument, completely cuts off upper surface on the left of the left end of tank
It is fixedly installed with alarm device, is equipped with sealing mechanism in isolation tank；The sealing mechanism include passway, fastening plate, electromagnet block,
Sliding slot and rotating bar；The passway is provided in the end walls of isolation tank, and fastening plate is equipped with above passway；The fastening plate
It is slidably mounted on by rotating bar in the both ends upper wall sliding slot of isolation tank；The electromagnet block is fixedly mounted on the both ends of isolation tank
Upper pars intramuralis, the top of passway can adsorb fastening plate when electromagnet block is initial；People's routine work in mine hole
When, isolation tank is uniformly arranged in mine hole, and staff can transport article back and forth by the passway at both ends, Yin Wasi compared with
Weight is smaller for air, so gas can be full of on the upper layer in mine hole, i.e. the gas detecting instrument of isolation tank upper surface can be to mine
Gas density in hole is measured in real time, when isolation tank detects that the gas density in mine hole reaches dangerous critical point Shi Huitong
Control system control alarm device is crossed to sound an alarm, and it is dense for gas when gas density reaches 1 boundary's point of explosion to control electric system
High isolation tank power-off is spent, after isolation tank is powered down, the electromagnet block power-off that pars intramuralis is fixedly mounted on both ends is lost
Magnetism loses the adsorption capacity to fastening plate, so that fastening plate slide downward closes passway under the tractive force of rotating bar,
I.e. so that isolation tank is in closed state, the gas place of high concentration is completely cut off, while can also hold in the isolation tank of safety
The staff that receives enters, so that carrying out effective protection to personnel in mine hole explosion time prevents personnel convenient for the progress of subsequent rescue
Have little time to hide to safety place and causes safety accident.
The ventilation mechanism includes mounting groove, metal drawstring, sliding panel, No.1 venthole, folds board group, transmission hole, biography
Defeated pipe, support tube and transfer port；The mounting groove is symmetrically provided with the upper wall both ends of isolation tank, and the outer end of mounting groove is slidably installed
There is sliding panel；The outer surface of the sliding panel is fixedly connected with metal drawstring, and the inner surface of sliding panel is hinged with folding board group；Institute
The upper end of the other end and fastening plate of stating metal drawstring connects；The folding board group is rotated by several small foldable plates by hinge
Connection folds board group and is located in No.1 venthole, and the inside for folding board group is uniformly provided with No.1 air vent, folds the interior of board group
End is hinged on the inner end of mounting groove；No. two air vents are offered in the end walls of the air accumulator；No. two air vents and cunning
Slot connection；The inside of the fastening plate offers transmission hole；The transmission hole can be connected to transfer tube；The transfer tube is symmetrical
It is provided in the lower wall of isolation tank, the other end of transfer tube and the connects with the internal cavities of support tube；The support tube passes through bolt
It is symmetrically and fixedly mounted to the both ends bottom inner surface of isolation tank, symmetrically offers transfer port in the both ends lower wall of support tube；Work as card
When plywood slide downward, because the upper end of fastening plate is connected with metal drawstring, the upper end of metal drawstring is fixedly connected on sliding panel
Outer surface slides in and out so fastening plate will pull sliding panel when gliding, and because the inner end of sliding panel is hinged with folding board group, institute
Board group can will be folded when sliding in and out with sliding panel and stretches and be gradually in same level, when folding board group and being stretched in it
The No.1 air vent in portion penetrates through No.1 venthole, because the upper end of isolation tank is fixedly installed with air accumulator, so air accumulator
It is connected to by No.1 venthole with No. two ventholes with isolation tank, and Yin Wasi is lighter than air at this time, so gas can be along one
Number venthole and No. two ventholes enter in air accumulator, i.e., squeeze the oxygen in air accumulator, so that the oxygen in air accumulator
Gas is entered in sliding slot by both ends, because sliding slot is connected to by the transmission hole in fastening plate with the cavity of support tube, so oxygen meeting
Enter isolation tank into support tube, and by the transfer port in support tube end walls, not only Quarantine at assembly sites can be carried out to gas,
Simultaneously life span of the staff in isolation tank can also be improved, work people is substantially extended to provide oxygen in isolation tank
The safety of member.
The upper end internal friction of the support tube is connected with support column；The upper end of the support column is bolted to connection
In the inside upper surface of isolation tank；Fluororubber layer is symmetrically fixedly installed in the upper wall of the air accumulator；When watt in air accumulator
When this concentration reaches zero boundary's point source explosion, because being symmetrically fixedly installed with fluororubber layer in the upper wall of air accumulator, so what explosion generated
Shock wave can penetrate fluororubber layer moment and arrive at outside, while the repercussions for having remaining enter support tube by No. two transfer ports
It is interior, because the upper end internal friction of support tube is connected with support column, so repercussions can rush support column when reaching in support tube
It hits, is moved up so that small distance occurs for support column, to being supported at the top of isolation tank, avoid the shock wave mistake of explosion generation
Life danger is caused to people in big damage isolation tank top, while support column can also be carried out at the top of mine hole in the daily work
Support, avoids mine hole from collapsing.
The lower end of the support tube or so inner wall slidably connects baffle；The baffle is L-shaped, and the upper end of baffle passes through bullet
The connection of the lower surface of spring and support column；When the repercussions of explosion are impacted to support tube, because the lower end of support tube or so inner wall is sliding
Dynamic to be connected with baffle, baffle is L-shaped, so shock wave can be slided when arriving in support tube in rapid impact baffle plate, thus by gas transmission
Hole sealing, and because the upper surface of baffle is by the connection of the lower end of spring and support column, it can give and keep off when so moving on the support columns
One auxiliary of plate draws high power, to ensure that baffle by gas transmission hole plug, avoids shock wave along gas transmission with shock wave mutual cooperation
Hole, which enters in isolation tank, causes damages to people.
The surge-proof gear includes card ball, ejection plate, No. two ventholes and seal groove；The seal groove is symmetrically provided with storage
In the lower wall of gas tank both ends, the inside of seal groove is equipped with ejection plate by spring slide；The inner end upper wall of the ejection plate is clamped
There is card ball；The card ball is connected to the inner upper wall of air accumulator by fixed rope；When in air accumulator gas occur explosion time, because
The lower wall of air accumulator is connected with card ball, and card ball upper end is connected by the inner end upper wall of fixed rope and air accumulator, so explosion generates
Shock wave can moment impact fixed rope cause card ball shift, that is, the snap effect to ejection plate is lost, because ejection plate passes through bullet
Spring is slidably mounted in seal groove, so the elastic force effect ejection plate by spring can slide in and out along seal groove, i.e., to two
Number venthole is sealed, and avoiding shock wave from entering isolation tank along No.1 venthole and No. two ventholes reduces the existence of people
Rate.
The outer end upper and lower surface of the seal groove is symmetrically equipped with hangnail；The hangnail can be clamped into the outer of ejection plate
On end in lower wall；The inner end of the seal groove is connected to by dispersion hole with sliding slot；When ejection plate is slided along seal groove, because close
The inner end of sealing groove is connect by dispersion hole with sliding slot, so the repercussions that explosion time generates can be dispersed a part out and pass through dispersion hole
Into in seal groove, i.e. impact ejection plate carries out secondary acceleration to it, so that ejection plate slides into rapidly seal groove outer end, simultaneously
Because the outer end upper and lower surface of seal groove is symmetrically equipped with hangnail, so can be solid by clamping when ejection plate enters seal groove outer end
Fixed, avoiding ejection plate that rebound is occurred by the pulling function of spring causes No.1 venthole no longer to be sealed.
Beneficial effects of the present invention are as follows:
1. the present invention is by setting sealing mechanism, that Yin Wasi can be realized is smaller compared with weight for air, so gas can fill
Reprimand can be measured in real time the gas density in mine hole in the upper layer in mine hole, the i.e. gas detecting instrument of isolation tank upper surface, when
Isolation tank detects that can control alarm device by control system when the gas density in mine hole reaches dangerous critical point sounds an alarm,
It controls electric system simultaneously and controls the electric system isolation excessively high for gas density when gas density reaches 1 boundary's point of explosion
Tank power-off, after completely cutting off tank and being powered down, the electromagnet block power-off that pars intramuralis is fixedly mounted on both ends loses magnetism, that is, loses pair
The adsorption capacity of fastening plate, so that fastening plate slide downward closes passway under the tractive force of rotating bar, i.e., so that isolation tank
In closed state, the gas place of high concentration is completely cut off, at the same safety isolation tank in can also accommodate staff into
Enter so that carry out effective protection to personnel in mine hole explosion time, convenient for the progress of subsequent rescue, prevent personnel have little time to hide to
Safety place causes safety accident.
2. the present invention can be realized by the way that ventilation mechanism is arranged when fastening plate slide downward, because the upper end of fastening plate connects
There is metal drawstring, the upper end of metal drawstring is fixedly connected on the outer surface of sliding panel, so fastening plate will pull sliding when gliding
Plate slides in and out, and because the inner end of sliding panel is hinged with folding board group, it is drawn so sliding panel can will fold board group when sliding in and out
Same level is stretched and is gradually in, its internal No.1 air vent passes through No.1 venthole when folding board group and being stretched
It is logical, because the upper end of isolation tank is fixedly installed with air accumulator, so air accumulator passes through No.1 venthole and No. two ventholes and isolation
Tank connection, and Yin Wasi is lighter than air at this time, so gas can enter in air accumulator along No.1 venthole and No. two ventholes,
The oxygen in air accumulator is squeezed, so that the oxygen in air accumulator is entered in sliding slot by both ends, because sliding slot passes through card
Transmission hole in plywood is connected to the cavity of support tube, so oxygen can enter support tube, and by support tube end walls
Transfer port enters isolation tank, Quarantine at assembly sites can be not only carried out to gas, while can also improve to provide oxygen in isolation tank
Life span of the staff in isolation tank, substantially extends the safety of staff.
3. the present invention can be realized by the way that support column is arranged when the gas density in air accumulator reaches zero boundary's point source explosion, because
It is symmetrically fixedly installed with fluororubber layer in the upper wall of air accumulator, so the shock wave that explosion generates can penetrate fluororubber layer and support moment
Up to outside, while the repercussions for having remaining are entered in support tube by No. two transfer ports, because of the upper end internal friction card of support tube
It is connected to support column, so repercussions can impact support column when reaching in support tube, so that small distance occurs for support column
It moves up, to being supported at the top of isolation tank, people are caused in the shock wave for avoiding explosion from generating excessive damage isolation tank top
Life danger, while support column can also avoid mine hole from collapsing in the daily work to being supported at the top of mine hole.
Detailed description of the invention
Fig. 1 is main view of the invention；
Fig. 2 is the partial enlarged view in Fig. 1 of the present invention at A；
Fig. 3 is the partial enlarged view in Fig. 1 of the present invention at B；
Fig. 4 is the partial enlarged view in Fig. 1 of the present invention at C；
In figure: air accumulator 1, No. two air vents 11, fluororubber layer 12, isolation tank 2, gas detecting instrument 21, alarm device 22 are close
Sealing mechanism 3, passway 31, fastening plate 32, electromagnet block 33, sliding slot 34, rotating bar 35, ventilation mechanism 4, mounting groove 41, metal
Drawstring 42, sliding panel 43, No.1 venthole 44 fold board group 45, No.1 air vent 451, transmission hole 46, transfer tube 47, support
Pipe 48, support column 481, baffle 482, transfer port 49, surge-proof gear 5, card ball 51, ejection plate 52, No. two ventholes 53, seal groove
54, hangnail 55, dispersion hole 56.
Specific embodiment
It is carried out such as using a kind of mine of Fig. 1-Fig. 4 to an embodiment of the present invention with fully automatic gas prewarning explosion-proof system
Lower explanation.
As Figure 1-Figure 4, a kind of mine fully automatic gas prewarning explosion-proof system of the present invention, including air accumulator
1, completely cut off tank 2, sealing mechanism 3, ventilation mechanism 4 and surge-proof gear 5；The air accumulator 1 is fixedly connected on outside the upper end of isolation tank 2
Surface, air accumulator 1 are located in the top soil layer in mine hole, and oxygen is filled in air accumulator 1；The isolation tank 2 is in capsule shape, isolation
The middle-end inside upper surface of tank 2 is fixedly installed with gas detecting instrument 21, completely cuts off upper surface on the left of the left end of tank 2 and is fixedly installed with police
Device 22 is reported, is equipped with sealing mechanism 3 in isolation tank 2；The sealing mechanism 3 include passway 31, fastening plate 32, electromagnet block 33,
Sliding slot 34 and rotating bar 35；The passway 31 is provided in the end walls of isolation tank 2, and fastening plate is equipped with above passway 31
32；The fastening plate 32 is slidably mounted in the both ends upper wall sliding slot 34 of isolation tank 2 by rotating bar 35；The electromagnet block 33
It is fixedly mounted on pars intramuralis on the both ends of isolation tank 2, the top of passway 31 can be to fastening plate 32 when electromagnet block 33 is initial
It is adsorbed；People are in mine hole when routine work, and isolation tank 2 is uniformly arranged in mine hole, and staff can pass through two
Article is transported in the passway 31 at end back and forth, and Yin Wasi is smaller compared with weight for air, so gas can be full of on the upper layer in mine hole,
The gas detecting instrument 21 for completely cutting off 2 upper surface of tank can be measured in real time the gas density in mine hole, when isolation tank 2 detects
Gas density in mine hole can control alarm device 22 by control system when reaching dangerous critical point and sound an alarm, and control electric power
System is powered off when gas density reaches 1 boundary's point of explosion for the excessively high isolation tank 2 of gas density, after isolation tank 2 is powered down,
The power-off of electromagnet block 33 that pars intramuralis is fixedly mounted on its both ends loses magnetism, that is, loses the adsorption capacity to fastening plate 32, thus
32 slide downward of fastening plate closes passway 31 under the tractive force of rotating bar 35, i.e., so that isolation tank 2 is in closed state,
The gas place of high concentration is completely cut off, while can also accommodate staff's entrance in the isolation tank 2 of safety, so that in mine hole
Explosion time carries out effective protection to personnel, convenient for the progress of subsequent rescue, prevents personnel from having little time to hide to safety place and cause
Safety accident.
The ventilation mechanism 4 includes mounting groove 41, metal drawstring 42, sliding panel 43, No.1 venthole 44, folds board group
45, transmission hole 46, transfer tube 47, support tube 48 and transfer port 49；The mounting groove 41 is symmetrically provided with the upper wall two of isolation tank 2
End, the outer end of mounting groove 41 is slidably fitted with sliding panel 43；The outer surface of the sliding panel 43 is fixedly connected with metal drawstring 42,
The inner surface of sliding panel 43, which is hinged with, folds board group 45；The other end of the metal drawstring 42 is connect with the upper end of fastening plate 32；
The folding board group 45 is rotatablely connected by several small foldable plates by hinge, is folded board group 45 and is located in No.1 venthole 44,
The inside for folding board group 45 is uniformly provided with No.1 air vent 451, and the inner end for folding board group 45 is hinged on the inner end of mounting groove 41；
No. two air vents 11 are offered in the end walls of the air accumulator 1；No. two air vents 11 are connected to sliding slot 34；The engaging
The inside of plate 32 offers transmission hole 46；The transmission hole 46 can be connected to transfer tube 47；The transfer tube 47 symmetrically opens up
In the lower wall of isolation tank 2, the other end of transfer tube 47 and the connects with the internal cavities of support tube 48；The support tube 48 passes through spiral shell
Bolt is symmetrically and fixedly mounted to the both ends bottom inner surface of isolation tank 2, symmetrically offers transfer port in the both ends lower wall of support tube 48
49；When 32 slide downward of fastening plate, because the upper end of fastening plate 32 is connected with metal drawstring 42, the upper end of metal drawstring 42 is fixed
It is connected to the outer surface of sliding panel 43, is slid in and out so fastening plate 32 will pull sliding panel 43 when gliding, and because of sliding panel 43
Inner end be hinged with and fold board group 45, so sliding panel 43 can will fold board group 45 when sliding in and out and stretch and gradually be in same
Horizontal plane, when folding board group 45 and being stretched, its internal No.1 air vent 451 penetrates through No.1 venthole 44, because of isolation
The upper end of tank 2 is fixedly installed with air accumulator 1, so air accumulator 1 passes through No.1 venthole 44 and No. two ventholes 53 and isolation tank 2
Connection, and Yin Wasi is lighter than air at this time, so gas can enter air accumulator 1 along No.1 venthole 44 and No. two ventholes 53
It is interior, i.e., the oxygen in air accumulator 1 is squeezed, so that the oxygen in air accumulator 1 is entered in sliding slot 34 by both ends, because of sliding slot
34 are connected to by the transmission hole 46 in fastening plate 32 with the cavity of support tube 48, so oxygen can enter support tube 48, and are passed through
Transfer port 49 in 48 end walls of support tube enters isolation tank 2, not only can carry out Quarantine at assembly sites to gas, while can also be
Completely cut off and oxygen is provided in tank 2, improves life span of the staff in isolation tank 2, substantially extend the safety of staff.
The upper end internal friction of the support tube 48 is connected with support column 481；The upper end of the support column 481 passes through bolt
It is fixedly connected on the inside upper surface of isolation tank 2；Fluororubber layer 12 is symmetrically fixedly installed in the upper wall of the air accumulator 1；When
When gas density in air accumulator 1 reaches zero boundary's point source explosion, because being symmetrically fixedly installed with fluororubber layer in the upper wall of air accumulator 1
12, so the shock wave that explosion generates can penetrate fluororubber layer 12 and arrive at outside moment, while the repercussions of remaining are had by two
Number transfer port 49 enters in support tube 48, because the upper end internal friction of support tube 48 is connected with support column 481, so repercussions reach
Support column 481 can be impacted when in support tube 48, be moved up so that small distance occurs for support column 481, to isolation tank 2
Top is supported, and life danger is caused to people in excessive 2 top of damage isolation tank of the shock wave for avoiding explosion from generating, and is propped up simultaneously
Dagger 481 can also avoid mine hole from collapsing in the daily work to being supported at the top of mine hole.
The lower end of the support tube 48 or so inner wall slidably connects baffle 482；The baffle 482 is L-shaped, baffle 482
Upper end connect with the lower surface of support column 481 by spring；When the repercussions of explosion are impacted to support tube 48, because of support tube
48 lower end or so inner wall slidably connects baffle 482, and baffle 482 is L-shaped, so shock wave arrives at Shi Huixun in support tube 48
It is sliding in fast impact baffle plate 482, to transfer port 49 be sealed, and because the upper surface of baffle 482 passes through spring and support column 481
Lower end connection, so can give 482 1 auxiliary of baffle when support column 481 moves up draws high power, thus with shock wave phase interworking
Conjunction ensures that baffle 482 blocks transfer port 49, avoids shock wave from entering in isolation tank 2 along transfer port 49 and causes to endanger to people
Evil.
The surge-proof gear 5 includes card ball 51,52, No. two ventholes 53 of ejection plate and seal groove 54；The seal groove 54
It is symmetrically provided in 1 both ends lower wall of air accumulator, the inside of seal groove 54 is equipped with ejection plate 52 by spring slide；The ejection
The inner end upper wall of plate 52 is connected with card ball 51；The card ball 51 is connected to the inner upper wall of air accumulator 1 by fixed rope；Work as gas storage
Explosion time occurs for the gas in tank 1, and because the lower wall of air accumulator 1 is connected with card ball 51,51 upper end of card ball passes through fixed rope and gas storage
The inner end upper wall of tank 1 connects, thus the shock wave that generates of explosion can moment impact fixed rope cause card ball 51 to shift, that is, lose pair
The snap effect of ejection plate 52, because ejection plate 52 is mounted in seal groove 54 by spring slide, so the elastic force by spring
Effect ejection plate 52 can slide in and out along seal groove 54, i.e., be sealed to No. two ventholes 53, avoid shock wave along one
Number venthole 44 and No. two ventholes 53, which enter isolation tanks 2, reduces the survival rate of people.
The outer end upper and lower surface of the seal groove 54 is symmetrically equipped with hangnail 55；The hangnail 55 can be clamped into ejection
On the outer end of plate 52 in lower wall；The inner end of the seal groove 54 is connected to by dispersion hole 56 with sliding slot 34；When ejection plate 52 along
When seal groove 54 slides, because the inner end of seal groove 54 is connect by dispersion hole 56 with sliding slot 34, so the repercussions that explosion time generates
It can be dispersed a part out to enter in seal groove 54 by dispersion hole 56, i.e. impact ejection plate 52 carries out secondary acceleration to it, makes
It obtains ejection plate 52 and slides into 54 outer end of seal groove rapidly, while because the outer end upper and lower surface of seal groove 54 is symmetrically equipped with hangnail
55, so can be connected and fixed when ejection plate 52 enters 54 outer end of seal groove, ejection plate 52 is avoided to be made by the pulling of spring
No.1 venthole 44 is caused no longer to be sealed with rebound occurs.
Specific workflow is as follows:
People are in mine hole when routine work, and isolation tank 2 is uniformly arranged in mine hole, and staff can pass through both ends
Passway 31 transport article back and forth, Yin Wasi is smaller compared with weight for air, so on the upper layer in mine hole, i.e., gas can be full of
The gas detecting instrument 21 of isolation 2 upper surface of tank can be measured in real time the gas density in mine hole, when isolation tank 2 detects mine
Gas density in hole can control alarm device 22 by control system when reaching dangerous critical point and sound an alarm, and control power train
It unites and is powered off when gas density reaches 1 boundary's point of explosion for the excessively high isolation tank 2 of gas density, after isolation tank 2 is powered down,
The power-off of electromagnet block 33 that pars intramuralis is fixedly mounted on both ends loses magnetism, that is, loses the adsorption capacity to fastening plate 32, thus
32 slide downward of fastening plate closes passway 31 under the tractive force of rotating bar 35, i.e., right so that isolation tank 2 is in closed state
The gas place of high concentration is completely cut off, while staff's entrance can be also accommodated in the isolation tank 2 of safety, so that quick-fried in mine hole
Effective protection is carried out to personnel when fried, convenient for the progress of subsequent rescue, prevents personnel from having little time to hide to safety place and cause to pacify
Full accident, when 32 slide downward of fastening plate, because the upper end of fastening plate 32 is connected with metal drawstring 42, the upper end of metal drawstring 42
It is fixedly connected on the outer surface of sliding panel 43, is slid in and out so fastening plate 32 will pull sliding panel 43 when gliding, and because of sliding
The inner end of plate 43, which is hinged with, folds board group 45, stretches and is gradually in so sliding panel 43 can will fold board group 45 when sliding in and out
Same level, when folding board group 45 and being stretched, its internal No.1 air vent 451 penetrates through No.1 venthole 44, because
The upper end of isolation tank 2 is fixedly installed with air accumulator 1, thus air accumulator 1 by No.1 venthole 44 and No. two ventholes 53 and every
Exhausted tank 2 is connected to, and Yin Wasi is lighter than air at this time, so gas can enter storage along No.1 venthole 44 and No. two ventholes 53
In gas tank 1, i.e., the oxygen in air accumulator 1 is squeezed, so that the oxygen in air accumulator 1 is entered in sliding slot 34 by both ends,
Because sliding slot 34 is connected to by the transmission hole 46 in fastening plate 32 with the cavity of support tube 48, so oxygen can enter support tube 48,
And isolation tank 2 is entered by the transfer port 49 in 48 end walls of support tube, not only Quarantine at assembly sites can be carried out to gas, simultaneously also
Life span of the staff in isolation tank 2 can be improved, substantially extends staff's to provide oxygen in isolation tank 2
Safety, when the gas density in air accumulator 1 reaches zero boundary's point source explosion, because being symmetrically fixedly installed in the upper wall of air accumulator 1
Fluororubber layer 12 so the shock wave that explosion generates can penetrate fluororubber layer 12 and arrive at outside moment, while having the remaining of remaining
Wave is entered in support tube 48 by No. two transfer ports 49, because the upper end internal friction of support tube 48 is connected with support column 481, so
Repercussions can impact support column 481 when reaching in support tube 48, move up so that small distance occurs for support column 481, right
The top of isolation tank 2 is supported, and excessive 2 top of damage isolation tank of the shock wave for avoiding explosion from generating causes life to endanger people
Danger, while support column 481 can also avoid mine hole from collapsing, work as explosion in the daily work to being supported at the top of mine hole
Repercussions when impacting to support tube 48, because the lower end of support tube 48 or so inner wall slidably connects baffle 482, baffle 482 is in L
Type, so shock wave can be slided when arriving in support tube 48 in rapid impact baffle plate 482, to transfer port 49 be sealed, and because of gear
The upper surface of plate 482 is connect by spring with the lower end of support column 481, so can give baffle 482 when support column 481 moves up
One auxiliary draws high power, to ensure that baffle 482 blocks transfer port 49 with shock wave mutual cooperation, avoids shock wave along defeated
Stomata 49, which enters in isolation tank 2, causes damages to people, when explosion time occurs for the gas in air accumulator 1, because of the lower wall of air accumulator 1
It is connected with card ball 51,51 upper end of card ball is connect by fixed rope with the inner end upper wall of air accumulator 1, so the shock wave that explosion generates
Meeting moment impact fixed rope causes card ball 51 to shift, that is, the snap effect to ejection plate 52 is lost, because ejection plate 52 passes through spring
It is slidably mounted in seal groove 54, so the elastic force effect ejection plate 52 by spring can slide in and out along seal groove 54, i.e.,
No. two ventholes 53 are sealed, avoids shock wave from entering isolation tank 2 along No.1 venthole 44 and No. two ventholes 53 and drops
The survival rate of low people, when ejection plate 52 is slided along seal groove 54, because the inner end of seal groove 54 by dispersion hole 56 and is slided
Slot 34 connects, and is entered in seal groove 54 so the repercussions that explosion time generates can be dispersed a part out by dispersion hole 56, that is, rushed
It hits ejection plate 52 and secondary acceleration is carried out to it, so that ejection plate 52 slides into rapidly 54 outer end of seal groove, while because of seal groove 54
Outer end upper and lower surface be symmetrically equipped with hangnail 55, so can be solid by clamping when ejection plate 52 enters 54 outer end of seal groove
Fixed, avoiding ejection plate 52 that rebound is occurred by the pulling function of spring causes No.1 venthole 44 no longer to be sealed.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (6)
1. a kind of mine fully automatic gas prewarning explosion-proof system, including air accumulator (1), isolation tank (2), sealing mechanism (3), change
Mechanism of qi structure (4) and surge-proof gear (5)；It is characterized by: the air accumulator (1) is fixedly connected on the upper end appearance of isolation tank (2)
Face, air accumulator (1) are located in the top soil layer in mine hole, and oxygen is filled in air accumulator (1)；The isolation tank (2) is in capsule shape,
The middle-end inside upper surface of isolation tank (2) is fixedly installed with gas detecting instrument (21), and it is solid to completely cut off upper surface on the left of the left end of tank (2)
Dingan County's alarm operating device (22), isolation tank (2) is interior to be equipped with sealing mechanism (3)；The sealing mechanism (3) include passway (31),
Fastening plate (32), electromagnet block (33), sliding slot (34) and rotating bar (35)；The passway (31) is provided with isolation tank (2)
In end walls, fastening plate (32) are equipped with above passway (31)；The fastening plate (32) is slidably mounted on by rotating bar (35)
Completely cut off in the both ends upper wall sliding slot (34) of tank (2)；The electromagnet block (33) is fixedly mounted in the both ends upper wall of isolation tank (2)
Portion, the top of passway (31), electromagnet block (33) can adsorb fastening plate (32) when initial.
2. a kind of mine fully automatic gas prewarning explosion-proof system according to claim 1, it is characterised in that: the ventilation
Mechanism (4) includes mounting groove (41), metal drawstring (42), sliding panel (43), No.1 venthole (44), folds board group (45), passes
Defeated hole (46), transfer tube (47), support tube (48) and transfer port (49)；The mounting groove (41) is symmetrically provided with isolation tank (2)
Upper wall both ends, the outer end of mounting groove (41) is slidably fitted with sliding panel (43)；The outer surface of the sliding panel (43) is fixed to be connected
It is connected to metal drawstring (42), the inner surface of sliding panel (43), which is hinged with, folds board group (45)；The metal drawstring (42) it is another
End is connect with the upper end of fastening plate (32)；The folding board group (45) is rotatablely connected by several small foldable plates by hinge, folding
Lamination group (45) is located in No.1 venthole (44), and the inside for folding board group (45) is uniformly provided with No.1 air vent (451), is rolled over
The inner end of lamination group (45) is hinged on the inner end of mounting groove (41)；No. two ventilations are offered in the end walls of the air accumulator (1)
Hole (11)；No. two air vents (11) are connected to sliding slot (34)；The inside of the fastening plate (32) offers transmission hole (46)；
The transmission hole (46) can be connected to transfer tube (47)；The transfer tube (47) is symmetrically provided in the lower wall of isolation tank (2),
The other end of transfer tube (47) and the connects with the internal cavities of support tube (48)；The support tube (48) is pacified by the way that bolt is symmetrically fixed
Mounted in the both ends bottom inner surface of isolation tank (2), transfer port (49) are symmetrically offered in the both ends lower wall of support tube (48).
3. a kind of mine fully automatic gas prewarning explosion-proof system according to claim 2, it is characterised in that: the support
The upper end internal friction of pipe (48) is connected with support column (481)；The upper end of the support column (481) is bolted to connection
Completely cut off the inside upper surface of tank (2)；Fluororubber layer (12) are symmetrically fixedly installed in the upper wall of the air accumulator (1).
4. a kind of mine fully automatic gas prewarning explosion-proof system according to claim 1, it is characterised in that: the support
It manages the lower end of (48) or so inner wall and slidably connects baffle (482)；The baffle (482) is L-shaped, and the upper end of baffle (482) is logical
Spring is crossed to connect with the lower surface of support column (481).
5. a kind of mine fully automatic gas prewarning explosion-proof system according to claim 1, it is characterised in that: the erosion control
Mechanism (5) includes card ball (51), ejection plate (52), No. two ventholes (53) and seal groove (54)；The seal groove (54) is symmetrical
It is provided in the lower wall of air accumulator (1) both ends, the inside of seal groove (54) is equipped with ejection plate (52) by spring slide；The bullet
The inner end upper wall for penetrating plate (52) is connected with card ball (51)；The card ball (51) is connected to the inside of air accumulator (1) by fixed rope
Upper wall.
6. a kind of mine fully automatic gas prewarning explosion-proof system according to claim 5, it is characterised in that: the sealing
The outer end upper and lower surface of slot (54) is symmetrically equipped with hangnail (55)；The hangnail (55) can be clamped into the outer of ejection plate (52)
On end in lower wall；The inner end of the seal groove (54) is connected to by dispersion hole (56) with sliding slot (34).
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| CN201910804338.5A CN110529183B (en) | 2019-08-28 | 2019-08-28 | Full-automatic gas early warning explosion-proof system is used in mine |
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| CN201910804338.5A CN110529183B (en) | 2019-08-28 | 2019-08-28 | Full-automatic gas early warning explosion-proof system is used in mine |
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| CN110529183B CN110529183B (en) | 2020-12-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550287A (en) * | 2020-05-13 | 2020-08-18 | 福州京杉角电子科技有限公司 | Gas early warning equipment |
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| CN110529183B (en) | 2020-12-15 |
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Address after: 234000 north section of Longxing Road, circular economy demonstration park, Yongqiao District, Suzhou City, Anhui Province Patentee after: Anhui Jinding Safety Technology Co.,Ltd. Address before: 234000 north section of Longxing Road, circular economy demonstration park, Yongqiao District, Suzhou City, Anhui Province Patentee before: SUZHOU JINDING TECHNOLOGY SECURITY Co.,Ltd. |