CN114961855A - Water-inrush sand-bursting blocking escape-assisting device and using method thereof - Google Patents
Water-inrush sand-bursting blocking escape-assisting device and using method thereof Download PDFInfo
- Publication number
- CN114961855A CN114961855A CN202210686396.4A CN202210686396A CN114961855A CN 114961855 A CN114961855 A CN 114961855A CN 202210686396 A CN202210686396 A CN 202210686396A CN 114961855 A CN114961855 A CN 114961855A
- Authority
- CN
- China
- Prior art keywords
- baffle
- roadway
- escape
- sand
- water
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000000903 blocking effect Effects 0.000 title claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 239000004576 sand Substances 0.000 claims abstract description 27
- 238000005192 partition Methods 0.000 claims abstract description 20
- 238000003860 storage Methods 0.000 claims abstract description 13
- 230000009172 bursting Effects 0.000 claims abstract description 8
- 230000001154 acute effect Effects 0.000 claims abstract description 7
- 230000000979 retarding effect Effects 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010425 asbestos Substances 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 7
- 229910052895 riebeckite Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000004570 mortar (masonry) Substances 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 238000009966 trimming Methods 0.000 claims description 2
- 210000003141 lower extremity Anatomy 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 2
- 230000004083 survival effect Effects 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 238000003466 welding 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
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/103—Dams, e.g. for ventilation
- E21F17/12—Dam doors
-
- 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
-
- 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
- E21F17/103—Dams, e.g. for ventilation
- E21F17/107—Dams, e.g. for ventilation inflatable
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Business, Economics & Management (AREA)
- Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to a water-inrush sand-bursting retarding escape-assisting device and a using method thereof. The invention aims to overcome the defects of the prior art, the water burst and sand bursting retardation escape assisting device comprises a baffle and an upper partition wall, wherein the baffle and the upper partition wall are hinged through a transverse shaft, the upper partition wall is fixed on a top plate of a matched roadway, the lower edge of the baffle is folded to the direction opposite to the escape direction of the matched roadway and is fixed on the top plate of the matched roadway through a pulley block and a pulley rope thereof, after the lower edge of the baffle is released, the lower edge of the baffle can be pressed on a bottom plate of the matched roadway, the matched roadway is divided into a plugging section and an escape section by the baffle, the baffle and the bottom plate of the escape section form an acute angle, a high-pressure air storage tank and a strip-shaped inflatable bag are also arranged on the baffle, the high-pressure air storage tank is communicated with the strip-shaped inflatable bag through an inflatable pipe, and the inflatable pipe is provided with an inflation valve. The invention has convenient operation, can avoid danger for operators in emergency, quickly evacuate, escape and fight for time, and effectively improves the survival probability of underground workers when water burst and sand burst accidents occur.
Description
Technical Field
The invention relates to a water-inrush sand-bursting retarding escape-assisting device and a using method thereof.
Background
The mine shallow buried deep roadway engineering is arranged under a loose deposition stratum for construction, is influenced by an overlying loose deposition layer, has potential water burst carrying silt to fall into the roadway and safety risk, particularly is often a water guide channel when encountering hidden faults, cracks and other structures, to cause water burst and sand burst, once the roadway has water burst and sand burst symptoms, operating personnel can evacuate rapidly, once an accident occurs, whether field constructors can successfully avoid the danger and escape is determined to a great extent by evacuation speed, if the personnel evacuation speed is greater than the water burst and sand burst power speed, the personnel can successfully escape and avoid the danger, otherwise the personnel are phagocytized by water and sand fluid to cause personnel casualties.
2007.07.25 the publication of authority, the publication number is CN 2926505Y, discloses a water permeable isolation device under the shaft, when the water permeable accident happens, the metal turning plate fixed on the supporting frame at the top of the roadway is put down to form a barrier wall rapidly, more time and space are left for miners to escape, and the threat to the life safety of miners when the disaster happens is effectively reduced. The device inevitably has a clearance between barrier wall and adapted tunnel lateral wall, and the water blocking effect needs further improvement.
2014.04.09 patent of Chinese utility model with No. CN 203531960U discloses a protective wall of a mining multifunctional refuge place, which adopts the structure of steel plate, frame and filler to make the protective wall play the role of explosion protection, and a small door is arranged on the big door, the structure is complex, and the disassembly and assembly are inconvenient.
2016.05.18, entitled publication and its publication number CN 103982203B, discloses a method for blocking water burst in old air water of a mine, which blocks water by using a flexible water-blocking air bag, and has the advantages of large volume, long inflation time, small inflation pressure and difficulty in blocking water.
2020.01.10 entitled bulletin and its No. CN 108005719B discloses a water burst emergency water shutoff wall device and its application method, the invention utilizes a large amount of gas to quickly open the inflatable wall, then a high pressure water injection pump quickly injects water to the water burst wall, and the water burst check valve on the working face side of the water burst wall injects the water burst into the water burst wall to make it expand at a very high speed. The water wall is continuously mutually extruded with the roadway to generate great friction force, so that the effect of the emergency water plugging wall is achieved. The invention needs to be filled with water by a high-pressure water injection pump, and the periphery of the invention needs a water source and a high-pressure water pump, so the installation environment is limited. Most importantly, the water inrush often contains impurities such as silt, broken stone particles and the like, and once the impurities enter the water inrush check valve, the water inrush check valve is inevitably failed. Thereby causing the water in the water filling wall to flow through the water-bursting one-way valve and leak, and the water blocking wall to be out of order.
2021.01.08, publication No. CN 112196620A, discloses a water penetration and outburst prevention buffer device, which comprises: the device comprises a fixing mechanism, a buffering door curtain and a triggering mechanism, wherein the fixing mechanism is fixed at the top end of a roadway, the buffering door curtain is installed on the fixing mechanism, the buffering door curtain is fixed through the fixing mechanism after being rolled from the bottom end to the top end, the triggering mechanism is connected with the fixing mechanism, and the triggering mechanism is fixed at the top end of the roadway; the buffering door curtain comprises a plurality of curtain bodies, a pocket is arranged on the lower portion of each curtain body, and the length of each curtain body is higher than the height of a roadway. The buffer door curtain of the invention inevitably has a gap with the side wall of the matched roadway, and the buffer door curtain is provided with a plurality of gaps, although the structure is simple, the water-blocking effect is limited.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a water burst, sand burst and blocking escape assisting device which is simple in structure, tight in combination of roadway side walls, good in water blocking effect, fast in inflation and sufficient in air pressure and a using method thereof.
For solving above-mentioned technical problem, this gushing water husky retardant helps escaping device includes the baffle, and this baffle is articulated to be fixed on the adapted tunnel through a cross axle, its characterized in that: the baffle side length is greater than the cross axle height is equipped with the upper portion partition wall on the relevant position in adapted tunnel, and this upper portion partition wall passes through anchor rope or stock to be fixed on adapted tunnel roof, the upper portion partition wall down along with going up of baffle is along passing through the cross axle is articulated, forms the structure of folding paper, the baffle is down along folding to the opposite direction of the orientation of fleing of adapted tunnel to fix on the roof in adapted tunnel through an assembly pulley and pulley rope thereof, the baffle is down along being released the back, and its baffle is followed down and can be pressed on the bottom plate in adapted tunnel, and the baffle divide into the shutoff section and the section of fleing in adapted tunnel, the baffle is the acute angle with the bottom plate of the section of fleing,
the high-pressure air storage tank is fixed on the baffle through a hoop, caulking grooves are formed in two side edges of the baffle respectively, two ends of the strip-shaped inflatable bag are fixed in the caulking grooves respectively, the middle section of the strip-shaped inflatable bag is attached to the lower edge of the baffle, the high-pressure air storage tank is communicated with the strip-shaped inflatable bag through an inflation tube, an inflation valve is arranged on the inflation tube, and high-pressure air is stored in the high-pressure air storage tank. By the design, when the water burst and sand burst signs appear, underground workers are rapidly informed to evacuate to the escape section of the matched roadway, after all the workers evacuate to the blocking section, the pulley rope is untied, the lower edge of the baffle falls onto the corresponding roadway bottom plate rapidly and stably through the pulley rope, and then the workers can rapidly evacuate after the inflation valve is opened. The air in the high-pressure air storage tank is quickly filled into the strip-shaped inflatable bags, the strip-shaped inflatable bags are inflated and expanded, gaps between the baffle and the roadway sides at two sides are plugged by the strip-shaped inflatable bags, the lower edges of the baffle are pressed on a bottom plate of the matched roadway through the strip-shaped inflatable bags, and gaps between the baffle and the side wall and the bottom plate of the matched roadway are completely filled by the strip-shaped inflatable bags, so that water burst and sand burst can be fully plugged.
As optimizing, the assembly pulley includes pulley rope, fixed pulley group, running block and at least one diverting pulley, the fixed pulley group is fixed on the roof in adapted tunnel, the running block is fixed under the baffle along the middle section on, still is equipped with the fixed hook on the lateral wall of the section of fleing in adapted tunnel, and the fixed hook is fixed on the anchor pole or the anchor net of protecting of adapted tunnel, pulley rope one end is fixed on fixed pulley group or running block, and the other end strides across in proper order after striding across each pulley and the diverting pulley of running block and fixed pulley, fixes on the bracelet, and this bracelet can be hung on the fixed hook of adapted tunnel lateral wall. So design, simple structure controls the convenience.
Preferably, the baffle and the bottom plate of the escape section form an acute angle of 70 degrees. When the water-bursting sand-breaking device is used, water-bursting sand-breaking blocks are blocked at the blocking section by the baffle plates, and the water-bursting sand-breaking blocks in turn firmly press the baffle plates on a bottom plate of an adapted roadway. By the design, the use effect is good.
Preferably, the waterproof asbestos cloth comprises an upper edge fixed on the upper partition wall and a lower edge fixed on the baffle, wherein the middle section of the waterproof asbestos cloth covers the transverse shaft and the gap around the transverse shaft. So design, waterproof asbestos cloth can plug up the gap of the peripheral structure of folding paper of cross axle, and the effect of blocking water is better.
The use method of the water-inrush and sand-bursting blocking escape-assisting device comprises the following steps:
firstly, in the proper position of the roadway with water burst and sand burst risk and the roadway connected with the main roadway, the side wall of the roadway through which the baffle plate may pass is trimmed, the exposed side wall protecting anchor rod head is cut off, concrete mortar is sprayed on the side wall or a vertical steel plate is installed, the side wall of the roadway is vertical and no bulge is on the surface, then the water burst and sand burst blocking escape-assisting device is installed,
when the working face or the adjacent roadway has the sign of water inrush and sand collapse, underground workers are quickly informed to evacuate towards the escape section of the matched roadway, after all workers withdraw from the blocking section, the last worker takes the bracelet with the pulley rope off the fixed hook, holds the bracelet by hand, and quickly releases the pulley rope, so that the lower edge of the baffle plate quickly and stably falls on the bottom plate of the matched roadway.
And finally, after the inflation valve is opened by the worker, the worker quickly withdraws, air in the high-pressure air storage tank is quickly inflated into the strip-shaped inflation bag, the strip-shaped inflation bag is inflated and expanded, a gap between the baffle and the roadway sides at two sides is blocked by the strip-shaped inflation bag, the lower edge of the baffle is pressed on a bottom plate of the matched roadway through the strip-shaped inflation bag, water burst and sand are blocked at the blocking section, and the water burst and sand are at least blocked to enter the escape section, so that the escape time is strived for the worker. By the design, the strip-shaped inflatable bags are small in diameter and small in air consumption, the inflation valve can be opened to quickly and sufficiently inflate air, the strip-shaped inflatable bags on two sides are tightly clamped between the baffle and the side wall of the roadway, the strip-shaped inflatable bags on the lower edge of the baffle are firmly pressed on the ground by the baffle, unnecessary gaps do not exist, and the water-blocking and sand-blocking effects are good.
And secondly, informing underground workers to evacuate to the escape section of the adapted roadway, and quickly organizing the workers to remove part of equipment below the baffle so that the lower edge of the baffle falls to the ground. By the design, the lower edge of the baffle can be ensured to fall to the ground.
The water-bursting and sand-bursting blocking escape-assisting device and the using method thereof have the advantages of simple principle and convenience in operation, can be used for emergency danger avoidance for operating personnel, can quickly withdraw for escaping and fight for time, and effectively improves the survival probability of underground working personnel when water-bursting and sand-bursting accidents occur.
Drawings
The water burst and sand bursting retarding escape-assisting device and the use method thereof are further described with reference to the accompanying drawings as follows:
FIG. 1 is a schematic structural view of the water-inrush sand-inrush retarding escape-assisting device installed in a distribution roadway;
FIG. 2 is a schematic view of a second step of the method for using the water bursting and sand bursting blocking escape-assisting device according to the present invention;
FIG. 3 is a third schematic view of the water-bursting sand-bursting retarding escape-assisting device of the present invention.
In the figure: 1 is a baffle, 2 is a transverse shaft, 3 is an upper partition wall, 4 is a pulley rope, 5 is an escape section, 6 is a plugging section, 7 is a high-pressure air storage tank, 8 is a strip-shaped inflatable bag, 9 is an inflatable tube, 10 is an inflation valve, 11 is a sleeve, 12 is a fixed pulley block, 13 is a movable pulley block, 14 is a steering pulley, 15 is a hand ring, and 16 is a fixed hook.
Detailed Description
The first implementation mode comprises the following steps: as shown in fig. 1, the water-inrush sand-bursting blocking escape-assisting device of the invention comprises a baffle 1, wherein the baffle 1 is hinged and fixed on an adapted roadway through a transverse shaft 2, and is characterized in that: the length of the side edge of the baffle 1 is larger than the height of the cross shaft 2 (the distance between the axial lead of the cross shaft 2 and the roadway bottom plate below the cross shaft), an upper partition wall 3 is arranged at the corresponding position of the adapted roadway, the upper partition wall 3 is fixed on a top plate (not shown) of an adapted roadway by anchor cables or anchor rods (not shown), the lower edge of the upper partition wall 3 is hinged with the upper edge of the baffle 1 through the transverse shaft 2 to form a folding structure, the lower edge of the baffle 1 is folded to the direction opposite to the escape direction of the matched roadway, and is fixed on the top plate of the adapted roadway through a pulley block and a pulley rope 4 thereof, after the lower edge of the baffle is released, the lower edge of the baffle 1 can be pressed on a bottom plate of a matched roadway, the baffle 1 divides the matched roadway into an escape section 5 and a plugging section 6, the baffle 1 and the bottom plate of the escape section 5 form an acute angle, and the baffle 1 is preferably formed by welding a steel plate and I-shaped steel or channel steel.
As shown in fig. 2 and 3, the baffle plate 1 is further provided with a high-pressure air tank 7 and a strip-shaped air bag 8, the high-pressure air tank 7 is fixed on the baffle plate 1 through a hoop, two side edges of the baffle plate 1 are respectively provided with an embedded groove, two ends of the strip-shaped air bag 8 are respectively fixed in the embedded grooves, the middle section of the strip-shaped air bag is attached to the lower edge of the baffle plate, the high-pressure air tank 7 is communicated with the strip-shaped air bag 8 through an inflation tube 9, the inflation tube 9 is provided with an inflation valve 10, and high-pressure air is stored in the high-pressure air tank 7.
The clearance between the two sides of the baffle 1 and the roadway side of the adapted roadway is controlled to be 3-5 cm, and the diameter of the strip-shaped inflatable bag 8 is preferably 8-10 cm after the inflatable bag is inflated.
The strip-shaped inflatable bag is preferably made of fire-fighting asbestos cloth with a rubber layer as a lining.
The high-pressure air tank 7 is further provided with an inflation tube (not shown) which is provided with a check valve (not shown) for inflating the inflation tube, which is not shown in the figure.
The lower edge of the upper partition wall 3 and the upper edge of the baffle 1 are respectively provided with a plurality of sections of sleeves 11, and the sleeves 11 are staggered and opposite and are sleeved on the transverse shaft 2 together.
As shown in fig. 1, the assembly pulley includes pulley rope 4, crown block 12, running block 13 and at least one diverting pulley 14, crown block 12 is fixed on the roof in adapted tunnel, running block 13 is fixed under baffle 1 along the middle section on, still is equipped with fixed hook 16 on the lateral wall of adapted tunnel section of fleing 5, and fixed hook 16 is fixed on the anchor bar of the rib or the anchor net in adapted tunnel, 4 one ends of pulley rope are fixed on crown block 12 or running block 13, and the other end strides across each pulley and the diverting pulley 14 back of running block 13 and crown block 12 in proper order, and on bracelet 15, this bracelet 15 can hang on the fixed hook 16 of adapted tunnel lateral wall. The baffle 1 and the bottom plate of the escape section 5 form an acute angle of 70 degrees. The shape of the upper partition wall 3 corresponds to the shape of the top plate of the adapted roadway, and the upper partition wall 3 in the figures 1-3 is a semicircular partition wall plate, which can be a trapezoid or a little.
The invention also comprises a waterproof asbestos cloth, the upper edge of which is fixed on the upper partition wall 3, the lower edge of which is fixed on the baffle 1, and the middle section of which covers the transverse shaft 2 and the gap around the transverse shaft, which is not shown in the figure.
The use method of the water-inrush and sand-bursting blocking escape-assisting device comprises the following steps:
firstly, trimming the side wall of the roadway which is possibly passed by the baffle 1 at a proper position of the roadway with the water burst and sand burst risk and the roadway connected with the main roadway, cutting off an exposed side protecting anchor rod head, spraying concrete mortar on the side wall or installing a vertical steel plate, and then installing the water burst and sand burst blocking escape-assisting device on the basis that the side wall of the roadway is vertical and no bulge exists on the surface.
When the working face or the adjacent roadway has the sign of water inrush and sand collapse, underground workers are rapidly informed to evacuate to the escape section of the matched roadway, after all workers withdraw from the blocking section, the last worker takes off the bracelet 15 with the pulley rope 4 from the fixed hook 16, holds the bracelet 15 by hand, and rapidly releases the pulley rope 4, so that the lower edge of the baffle plate rapidly and stably falls on the bottom plate of the matched roadway, as shown in fig. 2.
Finally, after the inflation valve is opened by the worker, the worker withdraws rapidly, air in the high-pressure air storage tank 7 is rapidly filled into the strip-shaped inflation bag 8, the strip-shaped inflation bag 8 is inflated and expanded, a gap between the baffle 1 and the lane sides at two sides is blocked by the strip-shaped inflation bag, the lower edge of the baffle 1 is pressed on a bottom plate of an adapted lane through the strip-shaped inflation bag, gushing water and bursting sand are blocked at the blocking section 6, the gushing water is blocked from entering the escape section 5 at least, and the escape time is strived for the worker, as shown in fig. 3.
Secondly, underground workers are informed to evacuate from the escape section 5 of the adapted roadway, and meanwhile personnel are quickly organized to remove equipment (if any) below the baffle 1 so that the lower edge of the baffle 1 falls to the ground: if the belt conveyor (not shown) is present, the adjacent belt conveyor is removed, leaving only the belt on the ground, and if equipment such as a mine car (not shown) is present, the mine car needs to be removed from the corresponding area.
Claims (6)
1. The utility model provides a gushing water sand bursting is blocked and is helped escaping device, includes the baffle, and this baffle is articulated to be fixed on the adapted tunnel through a cross axle, its characterized in that: the baffle side length is greater than the cross axle height is equipped with the upper portion partition wall on the relevant position in adapted tunnel, and this upper portion partition wall passes through anchor rope or stock to be fixed on adapted tunnel roof, the upper portion partition wall down along with going up of baffle is along passing through the cross axle is articulated, forms the structure of folding paper, the baffle is down along folding to the opposite direction of the orientation of fleing of adapted tunnel to fix on the roof in adapted tunnel through an assembly pulley and pulley rope thereof, the baffle is down along being released the back, and its baffle is followed down and can be pressed on the bottom plate in adapted tunnel, and the baffle divide into the shutoff section and the section of fleing in adapted tunnel, the baffle is the acute angle with the bottom plate of the section of fleing,
the high-pressure air storage tank is fixed on the baffle through a hoop, caulking grooves are formed in two side edges of the baffle respectively, two ends of the strip-shaped inflatable bag are fixed in the caulking grooves respectively, the middle section of the strip-shaped inflatable bag is attached to the lower edge of the baffle, the high-pressure air storage tank is communicated with the strip-shaped inflatable bag through an inflation tube, an inflation valve is arranged on the inflation tube, and high-pressure air is stored in the high-pressure air storage tank.
2. The water-inrush and sand-bursting blocking escape-assisting device according to claim 1, wherein: the assembly pulley includes pulley rope, fixed pulley group, running block and at least one diverting pulley, the fixed pulley group is fixed on the roof in adapted tunnel, the running block is fixed under the baffle along the middle section on, still is equipped with the fixed hook on the lateral wall of the section of fleing in the adapted tunnel, and the fixed hook is fixed on the group stock or the anchor of protecting of adapted tunnel on the net, pulley rope one end is fixed on fixed pulley group or running block, and the other end strides across in proper order after striding each pulley and the diverting pulley of running block and fixed pulley group, fixes on the bracelet, and this bracelet can be hung on the fixed hook of adapted tunnel lateral wall.
3. The water-inrush and sand-bursting blocking escape-assisting device according to claim 1, wherein: the baffle and the bottom plate of the escape section form an acute angle of 70 degrees.
4. The water-inrush and sand-bursting blocking escape-assisting device according to claim 1, wherein: it still includes a waterproof asbestos cloth, and this waterproof asbestos cloth upper edge is fixed on the upper portion partition wall, and its lower limb is fixed on the baffle, its middle section covers on cross axle and the peripheral gap thereof.
5. A use method of a water-inrush and sand-bursting retarding escape-assisting device comprises the following steps:
firstly, trimming the side wall of the roadway which can be passed by the baffle plate at a proper position of the roadway with the risk of water burst and sand burst and the roadway connected with the main roadway, cutting off an exposed side wall protecting anchor rod head, spraying concrete mortar or installing a vertical steel plate on the side wall, and then installing the water burst and sand burst blocking escape-assisting device according to the claim 2, 3 or 4 on the basis that the side wall of the roadway is vertical and the surface has no bulge,
secondly, when the working face or the adjacent roadway has the sign of water inrush and sand collapse, underground workers are rapidly informed to evacuate to the escape section of the matched roadway, after all workers withdraw from the plugging section, the last worker takes off the bracelet with the pulley rope from the fixed hook, holds the bracelet by hand, rapidly releases the pulley rope, and the lower edge of the baffle is rapidly and stably dropped on the bottom plate of the matched roadway,
and finally, after the inflation valve is opened by the worker, the worker quickly withdraws, air in the high-pressure air storage tank is quickly inflated into the strip-shaped inflation bag, the strip-shaped inflation bag is inflated and expanded, a gap between the baffle and the roadway sides at two sides is blocked by the strip-shaped inflation bag, the lower edge of the baffle is pressed on a bottom plate of the matched roadway through the strip-shaped inflation bag, water burst and sand are blocked at the blocking section, and the water burst and sand are at least blocked to enter the escape section, so that the escape time is strived for the worker.
6. The use method of the water bursting, sand bursting, blocking and escape assisting device according to claim 5 is characterized in that: and secondly, informing underground workers to evacuate to the escape section of the matched roadway, and quickly organizing the workers to remove part of equipment below the baffle so that the lower edge of the baffle can fall to the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210686396.4A CN114961855A (en) | 2022-06-16 | 2022-06-16 | Water-inrush sand-bursting blocking escape-assisting device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210686396.4A CN114961855A (en) | 2022-06-16 | 2022-06-16 | Water-inrush sand-bursting blocking escape-assisting device and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114961855A true CN114961855A (en) | 2022-08-30 |
Family
ID=82963038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210686396.4A Pending CN114961855A (en) | 2022-06-16 | 2022-06-16 | Water-inrush sand-bursting blocking escape-assisting device and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114961855A (en) |
-
2022
- 2022-06-16 CN CN202210686396.4A patent/CN114961855A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102900848B (en) | A kind of shield machine belt pressure warehouse entry airbag sealing unit and method | |
| CN109372579B (en) | Temporary rapid closing device and method for mine disaster area | |
| CN104806287B (en) | Emergency safety device for isolating mine disaster | |
| CN111119998A (en) | Underwater tunnel prevents gushing water installation fast | |
| JP2005315058A (en) | Protective equipment for emergency | |
| CN107687348A (en) | With the method for flexible air-bag processing roof of coal face accident | |
| CN105937407A (en) | Gob-side entry retaining concrete filled wall annular air bag construction method | |
| CN206220987U (en) | A kind of isolation of gob side entry retaining lane side and suspension device | |
| CN106522952A (en) | Upper corner treatment method for large-dip-angle mining work face | |
| KR101042879B1 (en) | Method for preventing tunnel accidents using air-bag | |
| CN217462259U (en) | Water-bursting sand-bursting blocking escape-assisting device | |
| WO2012174690A1 (en) | Mobile steel refuge chamber | |
| CN114961855A (en) | Water-inrush sand-bursting blocking escape-assisting device and using method thereof | |
| CN205858347U (en) | A kind of route type mining apparatus of air-cushion type headspace | |
| CN110242307B (en) | Method for hole cutting, digging, supporting and brushing expansion of fully mechanized caving face of high-stress water-rich roof | |
| CN210217831U (en) | Tunnel construction landslide escape way device | |
| CN208982104U (en) | A kind of emergency sealing avoiding device applied in tunnel | |
| CN111911171B (en) | Tunnel portal sealing device and method for shield launching | |
| CN205349422U (en) | A provisional water retaining device that is arranged in rapidly transacting tunnel to gush shuitu mud problem | |
| CN105507937B (en) | A kind of water jet coal seam cutting spray orifice processing unit | |
| CN106285779A (en) | Underground coal mine environment-friendly type inflated type fire dam | |
| CN209959248U (en) | Internal injection type static broken coal seam surrounding rock pressure relief device | |
| CN211737212U (en) | Underwater tunnel prevents gushing water installation fast | |
| CN212927885U (en) | Combined magnetic tunnel portal sealing device for shield launching | |
| CN212250147U (en) | Mining quick airtight capsule device |
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 |