Mining underground safety escape equipment
Technical Field
The invention relates to escape equipment, in particular to underground safe escape equipment for a mine.
Background
For example, the utility model with publication number CN202810912U discloses a coal mine underground safety escape device, which comprises at least one safety escape channel basically vertical to the earth surface, one end of the channel extends out of the earth surface, a safety door and a fan are arranged at the extending end, and the other end is communicated with a coal mine underground tunnel; the safe escape passage is divided into a human body climbing passage for climbing a human body and a drainage passage which can drain water stored in an underground tunnel to the ground surface through a partition plate, and the drainage passage is connected with a drainage pump. And a reservoir is arranged at a low-lying position of the underground coal mine roadway, and a drainage channel is connected with the reservoir through the drainage pump. The safety escape passages are multiple and are arranged at intervals along the length direction of the underground coal mine roadway. The safe escape passage is preferably made of a steel pipe or a cement pipe. The utility model can lead underground personnel to be quickly and safely separated from dangerous situations when accident happens under the coal mine, and can also ventilate and drain underground roadways, thus being suitable for being popularized and used in coal mines or other mining areas; but the utility model discloses a sudden dangerous situation such as the passageway collapses, the mine collapses is not applicable to.
Disclosure of Invention
The invention aims to provide underground safe escape equipment for mines, which can be suitable for sudden dangerous conditions such as channel collapse, mine collapse and the like.
The purpose of the invention is realized by the following technical scheme:
a mine underground safe escape device comprises a fixing mechanism, a base, a wall, a capping mechanism, a quick door opening and a universal rotary lifting ring, wherein the fixing mechanism comprises a touch floor, bolt holes, a placing shell, a through hole I, a connecting member, a locking member and a triggering member, the bolt holes are formed in four corners of the touch floor, the placing shell is fixedly connected to the touch floor, the through hole I is formed in the placing shell, the connecting member comprises a connecting member main body, a through hole II, a through key groove, a limiting hole and a key groove, the through hole II and the through key groove are formed in the middle end of the connecting member main body, the limiting hole and the two key grooves are formed in the upper end of the connecting member main body, the connecting member main body is inserted into the placing shell, the through hole I is communicated with the through hole II, the locking member comprises a wedge-shaped key I, a locking column body and a spring I, and the, the left end of the wedge-shaped column is fixedly connected with two locking and clamping columns, a spring I is sleeved on each locking and clamping column, the right end of the spring I is fixedly connected to the left end of the wedge-shaped column, two locking and clamping components are arranged, the two locking and clamping columns are respectively and slidably connected to the left end and the right end of the through hole II, two keys I are respectively and slidably connected to the left end and the right end of the through key groove, the outer ends of the two springs I are respectively and fixedly connected with the placing shell, each triggering component comprises a wedge-shaped column, a threaded hole, a key II and a triangular component, the upper end of the wedge-shaped column is provided with a threaded hole, the left side and the right side of the upper end of the wedge-shaped column are respectively and fixedly connected with a key II, the lower end;
the base comprises a bottom plate and lifting trigger components, the bottom plate comprises a bottom plate main body and through holes, the through holes are formed in four corners of the bottom plate main body, each lifting trigger component comprises a shaft, a handle, a screw rod and stand tables, the upper end and the lower end of each shaft are fixedly connected with the handle and the screw rod respectively, the lower end of each shaft is rotatably connected to the upper end of each stand table, four lifting trigger components are arranged, the four stand tables are fixedly connected to the four corners of the bottom plate main body respectively, the upper ends of the four connecting component main bodies are fixedly connected to the lower end of the bottom plate main body respectively, the four screw rods are in threaded connection with four threaded;
the wall comprises a wall main body, a door opening and a clamping shell, wherein the door opening is formed in the rear end of the wall main body, the clamping shell is fixedly connected to the rear side of the inner end of the wall main body, the clamping shell is located at the right end of the door opening, and the lower end of the wall main body is fixedly connected to the upper end of the bottom plate main body;
the top sealing mechanism comprises a top plate, bearing seats, window plates, a self-locking mechanism and a linear guide rail I, wherein the top plate is fixedly connected with two bearing seats, the left side and the right side of the front end of each window plate are respectively and rotatably connected into the two bearing seats, the self-locking mechanism comprises a sliding column, a clamping block, a locking head, a matching groove, a wedge-shaped sliding block, a linear guide rail II, a connecting beam and a spring II, the front end and the rear end of the sliding column are respectively and fixedly connected with the clamping block and the locking head, the lower end of the locking head is provided with the matching groove, the left end and the right end of the locking head are respectively and fixedly connected with the wedge-shaped sliding block, the front ends of the two wedge-shaped sliding blocks are respectively and slidably connected into the two linear guide rails II, the front ends of the two linear guide rails II are respectively and fixedly connected with the left side and the right side of the rear end of the connecting beam, the sliding, the lower end of the top plate is fixedly connected with two linear guide rails I, the rear ends of the two wedge-shaped sliding blocks are respectively connected in the two linear guide rails I in a sliding mode, and the lower end of the top plate is fixedly connected to the upper end of the wall main body;
the quick door opening mechanism comprises a push plate, a clamping plate, a limiting column, a spring III, an extension block and a pushing column, the front end of the push plate is fixedly connected with the clamping plate, the front end of the clamping plate is fixedly connected with the limiting column, the spring III is sleeved on the limiting column, the right side of the lower end of the clamping plate is fixedly connected with the extension block, extend the front end fixedly connected with promotion post of piece, push pedal sliding connection is in spacing mouth, cardboard sliding connection is in spacing frame, spacing post sliding connection is in the crossbeam, spring III is located between crossbeam and the cardboard, the special lock is including the pipe, card strip I, card strip II and orbit piece, the right side fixedly connected with card strip I of pipe rear end, the left side fixedly connected with card strip II of pipe front end, the left side fixedly connected with orbit piece of card strip II upper end, orbit piece and promotion post contact, pipe sliding connection is on the fixed axle, the other end fixed connection of commentaries on classics spring is at the front end of pipe, the right-hand member card of card strip I is in blocking the shell, the left end of door main part is through the rear end of a plurality of hinges installation in the wall main part, door main part is located the.
The universal rotary lifting rings are four in number and are respectively in threaded connection with four corners of the top plate.
As a further optimization of the technical scheme, the underground safe escape equipment for the mine further comprises a spongy cushion, wherein the spongy cushion is fixedly connected to the rear end of the push plate.
As a further optimization of the technical scheme, the underground mining safety escape equipment further comprises a safety plate, and the rear end of the safety plate is fixedly connected to the upper side of the rear end of the wall main body.
As a further optimization of the technical scheme, the mine underground safe escape equipment further comprises a placing table, and the placing table is fixedly connected to the inner end of the wall main body.
According to the technical scheme, the mine underground safe escape equipment further comprises a poke rod, wherein the poke rod comprises a matching block and a long rod, the long rod is fixedly connected to the lower end of the matching block, and the long rod is inserted into the placing table.
The mine underground safe escape equipment has the beneficial effects that:
the invention relates to a wall body, which is characterized in that a person in distress can quickly enter the invention without stopping to be protected, when a falling body covers a door, the lower end of an escape channel is buried, the door is open, danger exists, the person in distress can be separated from a top plate, when the falling body covers the invention, and the person in distress needs to wait for external rescue personnel to rescue, the person in distress only needs to wait in the invention, the wall body is hung with articles for survival such as food, water, oxygen cylinder and the like, if the person is in danger in the escape channel, the external person is inconvenient to descend for rescue, a single person can operate in the invention, the invention is separated from the ground, and the invention is suspended by a suspension device through a universal rotary suspension ring.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the overall structure of a mine underground safety escape device;
FIG. 2 is a schematic view of the securing mechanism of the present invention;
FIG. 3 is a schematic cross-sectional view of the securing mechanism of the present invention;
FIG. 4 is a schematic view of a partial structure of the present invention;
FIG. 5 is a schematic view of the construction of the connecting member of the present invention;
FIG. 6 is a cross-sectional structural schematic view of the connecting member of the present invention;
FIG. 7 is a schematic view of the latch member of the present invention;
FIG. 8 is a schematic structural view of the trigger member of the present invention;
FIG. 9 is a schematic view of the base structure of the present invention;
FIG. 10 is a schematic view of the base plate construction of the present invention;
FIG. 11 is a schematic structural view of a lift trigger member of the present invention;
FIG. 12 is a first wall construction of the present invention;
FIG. 13 is a second schematic view of the wall structure of the present invention;
FIG. 14 is a schematic view of a card housing construction of the present invention;
FIG. 15 is a first schematic structural view of the capping mechanism of the present invention;
FIG. 16 is a second schematic structural view of the capping mechanism of the present invention;
FIG. 17 is a schematic structural view of a louver of the present invention;
FIG. 18 is a schematic structural view of the self-locking mechanism of the present invention;
FIG. 19 is a first schematic view of the quick open door of the present invention;
FIG. 20 is a second schematic view of the quick open door of the present invention;
FIG. 21 is a schematic view of the door construction of the present invention;
FIG. 22 is a schematic view of the door opening mechanism of the present invention;
FIG. 23 is a schematic structural view of the special lock of the present invention;
FIG. 24 is a schematic view of the internal structure of the present invention;
FIG. 25 is a schematic view of the security pane construction of the present invention;
FIG. 26 is a schematic view of the tap lever of the present invention.
In the figure: a fixing mechanism; touching the floor; bolt holes; placing the shell; a through hole I; a connecting member; a connecting member body; a through hole II; the key groove penetrates through the key groove; a limiting hole; a keyway; a latch member; a wedge-shaped cylinder; a bond I; locking and clamping columns; a spring I; a trigger member; a wedge-shaped column; a threaded hole; a bond II; a triangular member; a base; a base plate; a base plate main body; a through port; a lift trigger member; a shaft; a handle; a lead screw; a stand; a wall; a wall body; a door opening; a placing table; clamping a shell; a capping mechanism; a top plate; a bearing seat; a window panel; a self-locking mechanism; a traveler; a clamping block; a lock head; a mating groove; a wedge-shaped slider; a linear guide rail II; a connecting beam; a spring II; a linear guide rail I; rapidly opening the door; a door; a door main body; a limiting port; a limiting frame; a cross beam; a notch; a fixed shaft; a spring-rotating fixing piece; turning a spring; a door opening mechanism; pushing the plate; clamping a plate; a limiting column; a spring III; an extension block; pushing the column; a sponge cushion; a special lock; a tube; a clamping strip I; a clamping strip II; a track block; a hinge; a universal rotary hoisting ring; a security pane; a poke rod; a matching block; a long rod.
Detailed Description
The following fixed connection modes include modes such as bolts and welding, the rotary connection mode includes that parts needing rotary connection are installed on parts matched with the parts through a bearing with a seat or two snap springs, the position needing the bearing needs to be provided with the bearing, and the specific application of which common modes can be selected by those skilled in the art according to the use environment and specific needs.
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the embodiment is described below by combining with figures 1-26, a mine underground safe escape device comprises a fixing mechanism 1, a base 2, a wall 3, a capping mechanism 4, a quick opening door 5 and a universal rotary hanging ring 6, a person in distress can quickly enter the device without stopping in one action to be protected, when the door is covered by a falling body, the lower end of an escape passage is buried, the door is opened to cause danger, the person in distress can be separated from the device by the top plate 4-1, when the falling body covers the device and needs to wait for the rescue of an external rescue worker, the person only needs to wait in the device, the wall main body 3-1 of the device is hung with life-seeking articles such as food, water, oxygen bottles and the like, if the person is in danger in the escape passage, the external person is inconvenient to descend for rescue, the device can be operated by a single person in the device to separate the device from the ground, the invention is suspended by using a suspension device through a universal rotary lifting ring 6;
the fixing mechanism 1 comprises a touch floor 1-1, bolt holes 1-2, a placing shell 1-3, through holes I1-4, connecting members 1-5, locking members 1-6 and triggering members 1-7, the four corners of the touch floor 1-1 are provided with the bolt holes 1-2, the touch floor 1-1 is fixedly connected with the placing shell 1-3, the placing shell 1-3 is provided with the through holes I1-4, the connecting members 1-5 comprise connecting member bodies 1-5-1, the through holes II 1-5-2, through key slots 1-5-3, limiting holes 1-5-4 and key slots 1-5-5, the middle end of the connecting member bodies 1-5-1 is provided with the through holes II 1-5-2 and the through key slots 1-5-3, the upper end of the connecting component main body 1-5-1 is provided with a limiting hole 1-5-4 and two key grooves 1-5-5, the connecting component main body 1-5-1 is inserted into the placing shell 1-3, the through hole I1-4 is communicated with the through hole II 1-5-2, the locking and clamping component 1-6 comprises a wedge-shaped cylinder 1-6-1, a key I1-6-2, a locking and clamping cylinder 1-6-3 and a spring I1-6-4, the lower end of the wedge-shaped cylinder 1-6-1 is fixedly connected with the key I1-6-2, the left end of the wedge-shaped cylinder 1-6-1 is fixedly connected with the locking and clamping cylinder 1-6-3, the locking and clamping cylinder 1-6-3 is sleeved with the spring I1-6-4, the right end of a spring I1-6-4 is fixedly connected to the left end of a wedge-shaped column 1-6-1, two locking and clamping components 1-6 are arranged, two locking and clamping columns 1-6-3 are respectively and slidably connected to the left end and the right end of a through hole II 1-5-2, two keys I1-6-2 are respectively and slidably connected to the left end and the right end of the through key groove 1-5-3, the outer ends of the two springs I1-6-4 are fixedly connected with a placing shell 1-3, a trigger component 1-7 comprises a wedge-shaped column 1-7-1, a threaded hole 1-7-2, a key II 1-7-3 and a triangular component 1-7-4, the upper end of the wedge-shaped column 1-7-1 is provided with a threaded hole 1-7-2, the left side and the right side of the upper end of the wedge-shaped column 1-7-1 are fixedly connected with keys II 1-7-3, the lower end of the wedge-shaped column 1-7-1 is fixedly connected with a triangular component 1-7-4, the wedge-shaped column 1-7-1 is slidably connected in a limiting hole 1-5-4, the two keys II 1-7-3 are respectively slidably connected in two key grooves 1-5-5, the triangular component 1-7-4 is positioned between the two wedge-shaped columns 1-6-1, the floor 1-1 needs to be fixedly connected to the ground through four bolts, the spring I1-6-4 is in a compressed state, and the fixing mechanism 1 is convenient for installation and transfer;
the base 2 comprises a bottom plate 2-1 and lifting trigger components 2-2, the bottom plate 2-1 comprises a bottom plate main body 2-1-1 and through ports 2-1-2, the through ports 2-1-2 are arranged at four corners of the bottom plate main body 2-1-1, the lifting trigger components 2-2 comprise a shaft 2-2-1, a handle 2-2-2, a screw rod 2-2-3 and stand platforms 2-2-4, the upper end and the lower end of the shaft 2-2-1 are fixedly connected with the handle 2-2-2-2 and the screw rod 2-2-3 respectively, the lower end of the shaft 2-2-1 is rotatably connected to the upper end of the stand platforms 2-2-4, the lifting trigger components 2-2 are four, and the four stand platforms 2-2-4 are fixedly connected to the four corners of the bottom plate main body 2-1-1 respectively The upper ends of the four connecting component main bodies 1-5-1 are fixedly connected to the lower end of the bottom plate main body 2-1-1, the four lead screws 2-2-3 are respectively in threaded connection with the four threaded holes 1-7-2, and the four wedge-shaped columns 1-7-1 respectively penetrate through the four through holes 2-1-2;
the wall 3 comprises a wall main body 3-1, a door opening 3-2 and a clamping shell 3-4, the door opening 3-2 is arranged at the rear end of the wall main body 3-1, the clamping shell 3-4 is fixedly connected to the rear side of the inner end of the wall main body 3-1, the clamping shell 3-4 is located at the right end of the door opening 3-2, the lower end of the wall main body 3-1 is fixedly connected to the upper end of the bottom plate main body 2-1-1, and common mine escape articles such as ladders, oxygen bottles, things, water and the like are required to be hung in the wall main body 3-1 for escape;
the capping mechanism 4 comprises a top plate 4-1, bearing seats 4-2, window plates 4-3, a self-locking mechanism 4-4 and linear guide rails I4-5, wherein the top plate 4-1 is fixedly connected with the two bearing seats 4-2, the left side and the right side of the front end of each window plate 4-3 are respectively and rotatably connected in the two bearing seats 4-2, the self-locking mechanism 4-4 comprises a sliding column 4-4-1, a clamping block 4-4-2, a locking head 4-4-3, a matching groove 4-4-4, a wedge-shaped sliding block 4-4-5, linear guide rails II 4-4-6, a connecting beam 4-4-7 and a spring II 4-4-8, the front end and the rear end of the sliding column 4-4-1 are respectively and fixedly connected with the clamping block 4-2 and the locking head 4-4-, the lower end of the tapered end 4-4-3 is provided with a matching groove 4-4-4, the left end and the right end of the tapered end 4-4-3 are fixedly connected with wedge-shaped sliders 4-4-5, the front ends of the two wedge-shaped sliders 4-4-5 are respectively connected in two linear guide rails II 4-4-6 in a sliding manner, the front ends of the two linear guide rails II 4-4-6 are respectively and fixedly connected with the left side and the right side of the rear end of a connecting beam 4-4-7, a sliding column 4-4-1 is connected in the connecting beam 4-4-7 in a sliding manner, a clamping block 4-4-2 is positioned at the front end of the connecting beam 4-4-7, a spring II 4-4-8 is sleeved on the sliding column 4-4-1, the spring II 4-8 is positioned between the connecting beam 4-4-7 and the tapered, the upper ends of the two linear guide rails II 4-4-6 and the upper ends of the connecting beams 4-4-7 are fixedly connected to the rear side of the lower end of the window plate 4-3, the lower end of the top plate 4-1 is fixedly connected with the two linear guide rails I4-5, the rear ends of the two wedge-shaped sliders 4-4-5 are respectively connected into the two linear guide rails I4-5 in a sliding mode, the lower end of the top plate 4-1 is fixedly connected to the upper end of the wall main body 3-1, the window plate 4-3 can be opened upwards or downwards, an observation port is suggested to be formed in the window plate 4-3, and firm transparent materials such as toughened glass and the like are installed in the observation port, so that a person can observe;
the quick-opening door 5 comprises a door 5-1, a door opening mechanism 5-2, a special lock 5-3 and a hinge 5-4, the door 5-1 comprises a door main body 5-1-1, a limiting opening 5-1-2, a limiting frame 5-1-3, a cross beam 5-1-4, a notch 5-1-5, a fixed shaft 5-1-6, a rotary spring fixing piece 5-1-7 and a rotary spring 5-1-8, the door main body 5-1-1 is provided with the limiting opening 5-1-2, the limiting frame 5-1-3 is fixedly connected with the front end of the door main body 5-1-1, the limiting frame 5-1-3 is communicated with the limiting opening 5-1-2, the middle of the front end of the limiting frame 5-1-3 is fixedly connected with the cross beam 5-1-4, the notch 5-1-5 is arranged on the right side of the lower end of the limiting frame 5-1-3, the rear end of the fixed shaft 5-1-6 is fixedly connected to the door main body 5-1-1, the front end of the fixed shaft 5-1-6 is fixedly connected with a rotary spring fixing piece 5-1-7, the rotary spring 5-1-8 is sleeved on the fixed shaft 5-1-6, one end of the rotary spring 5-1-8 is fixedly connected to the fixing piece 5-1-7, the door opening mechanism 5-2 comprises a push plate 5-2-1, a clamping plate 5-2-2, a limiting column 5-2-3, a spring III 5-2-4, an extending block 5-2-5 and a pushing column 5-2-6, the front end of the push plate 5-2-1 is fixedly connected with the clamping plate 5-2-2, the front end of the clamping plate 5-2-2 is fixedly connected with a limiting column 5-2-3, the limiting column 5-2-3 is sleeved with a spring III 5-2-4, the right side of the lower end of the clamping plate 5-2-2 is fixedly connected with an extending block 5-2-5, the front end of the extending block 5-2-5 is fixedly connected with a pushing column 5-2-6, a pushing plate 5-2-1 is connected in a limiting opening 5-1-2 in a sliding manner, the clamping plate 5-2-2 is connected in a limiting frame 5-1-3 in a sliding manner, the limiting column 5-2-3 is connected in a cross beam 5-1-4 in a sliding manner, the spring III 5-2-4 is positioned between the cross beam 5-1-4 and the clamping plate 5-2, the special lock 5-3 comprises a tube 5-3-1, a clamping strip I5-3-2, a clamping strip II 5-3-3 and a track block 5-3-4, the right side of the rear end of the tube 5-3-1 is fixedly connected with the clamping strip I5-3-2, the left side of the front end of the tube 5-3-1 is fixedly connected with the clamping strip II 5-3-3, the left side of the upper end of the clamping strip II 5-3-3 is fixedly connected with the track block 5-3-4, the track block 5-3-4 is contacted with a pushing column 5-2-6, the tube 5-3-1 is slidably connected on a fixed shaft 5-1-6, the other end of a rotary spring 5-1-8 is fixedly connected at the front end of the tube 5-3-1, the right end of the clamping strip I5-3-2 is clamped in a clamping shell 3-4, the left end of the door main body 5-1-1 is installed at the rear end of the wall main body 3-1 through a plurality of hinges 5-4, the door main body 5-1-1 is located in the door opening 3-2, an observation opening can be arranged on the door main body 5-1-1, and firm transparent materials such as toughened glass and the like are installed in the observation opening so that people can observe the external environment in the invention.
The universal rotary lifting rings 6 are four, the four universal rotary lifting rings 6 are respectively in threaded connection with four corners of the top plate 4-1, and the types of the universal rotary lifting rings 6 can be selected according to specific use environments.
The second embodiment is as follows:
the embodiment is described below with reference to fig. 1 to 26, and the first embodiment is further described in the present embodiment, the door opening mechanism 5-2 further includes a sponge pad 5-2-7, the sponge pad 5-2-7 is fixedly connected to the rear end of the push plate 5-2-1, and the sponge pad 5-2-7 protects a person in distress from being injured when the door main body 5-1-1 is opened.
The third concrete implementation mode:
the embodiment is described below with reference to fig. 1-26, and the embodiment further describes the first embodiment, the underground mining safety escape device further comprises a safety plate 7, the rear end of the safety plate 7 is fixedly connected to the upper side of the rear end of the wall body 3-1, and the safety plate 7 can protect a person in distress from being hurt by falling bodies near the door body 5-1-1.
The fourth concrete implementation mode:
in the following, the present embodiment is described with reference to fig. 1 to 26, and the third embodiment is further described in the present embodiment, the wall 3 further includes a placing table 3-3, and the placing table 3-3 is fixedly connected to the inner end of the wall body 3-1.
The fifth concrete implementation mode:
the fourth embodiment is further described with reference to fig. 1-26, the mining underground safety escape device further comprises a poke rod 8, the poke rod 8 comprises a matching block 8-1 and a long rod 8-2, the long rod 8-2 is fixedly connected to the lower end of the matching block 8-1, and the long rod 8-2 is inserted into the placing table 3-3.
The invention relates to a mine underground safe escape device, which has the working principle that:
the invention needs to be arranged at the bottom of an escape passage, is suggested to be arranged beside the escape ladder, after a touch floor 1-1 is fixedly connected to the ground, a handle 2-2-2 is rotated, the handle 2-2-2 drives a shaft 2-2-1 to rotate, and further a screw 2-2-3 rotates, the screw 2-2-3 can drive a wedge-shaped column 1-7-1 to move up and down, at the moment, only the wedge-shaped column 1-7-1 needs to move down, and then a triangular component 1-7-4 moves down, the distance between the two wedge-shaped columns 1-6-1 is increased due to the downward movement of the triangular component 1-7-4, two springs I1-6-4 are continuously compressed, and two locking columns 1-6-3 move outwards and are respectively clamped at the left end and the right end of a through hole I1-4, namely, the two lock clamping columns 1-6-3 are clamped on the placing shell 1-3, the door is fixed on the ground, when the door is in a sudden situation such as a dangerous situation like a falling body, the door needs to quickly go to the door, when the door 5-1 is approached, the door main body 5-1-1 can be opened by only preparing to push the sponge pad 5-2-7, if the sponge pad 5-2-7 is inconvenient to push by hands, the sponge pad 5-2-7 can also be pushed by elbows or heads, and the like, when the sponge pad 5-2-7 is pushed, the clamping plate 5-2-2 moves forwards, the spring III 5-2-4 is compressed, the column 5-2-6 is pushed forwards, the column 5-2-6 is pushed to push the track block 5-3-4, and the track block 5-3-4 rotates anticlockwise, and then the clamping strip I5-3-2 rotates towards the counterclockwise direction, the clamping strip I5-3-2 is not clamped in the clamping shell 3-4 any more, the door main body 5-1-1 is pushed away, and a person in trouble can quickly enter the invention by one action to be protected, the clamping strip I5-3-2 is pushed to be clamped in the clamping shell 3-4 again, the door main body 5-1-1 is closed again, when the underground condition is stable, the falling phenomenon does not occur any more, the person in trouble can save oneself, and the first condition is that: when a falling body covers the door, the lower end of the escape channel is buried, danger exists when the door is opened, a person in trouble can pull out the long rod 8-2 from the placing table 3-3, the matching block 8-1 is inserted into the matching groove 4-4-4, the long rod 8-2 is moved, the matching block 8-1 drives the lock head 4-4-3 to move forwards, the two wedge-shaped sliding blocks 4-4-5 are not respectively positioned in the two linear guide rails I4-5, the window plate 4-3 automatically rotates under the action of gravity, the rear end of the window plate 4-3 rotates downwards, the person in trouble can be separated from the top plate 4-1, and the person in trouble can escape through escape ladders and other equipment arranged on the escape channel at the upper end of the escape box; case two: when the escape passage is hidden by falling body, and danger exists when the window plate 4-3 is opened, and people need to wait for rescue of outside rescue workers, the people only need to wait in the escape passage, articles for life seeking such as food, water, oxygen bottles and the like are hung on the wall main body 3-1 of the escape passage, if the people escape from the escape passage at right danger, the outside people are inconvenient to descend for rescue, and the escape passage can be hung by using a hanging device through the universal rotary hanging ring 6.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.