CN113356919B - Combined tunnel collapse rescue device and rescue method - Google Patents
Combined tunnel collapse rescue device and rescue method Download PDFInfo
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- CN113356919B CN113356919B CN202110851883.7A CN202110851883A CN113356919B CN 113356919 B CN113356919 B CN 113356919B CN 202110851883 A CN202110851883 A CN 202110851883A CN 113356919 B CN113356919 B CN 113356919B
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- 238000000034 method Methods 0.000 title claims description 16
- 230000009471 action Effects 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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
Abstract
The invention provides a combined tunnel collapse rescue device which comprises an upper cover plate, a lower cover plate and a connecting rod, wherein the connecting rod is connected with the upper cover plate and the lower cover plate, the upper cover plate is provided with a first concave groove, the lower cover plate is provided with a second concave groove, the first concave groove and the second concave groove are mutually matched to form a containing cavity, an air bag is arranged in the containing cavity, the air bag is connected with an inflating device, and the upper cover plate and the lower cover plate are mutually far away from each other to prop open collapsed objects to form a rescue cavity under the action of air pressure in the inflated air bag; the rescue devices are sequentially connected to form a rescue channel. According to the invention, the rescue device is inserted into the tunnel collapse, and the air bag is connected with the air charging device, so that the rescue device is unfolded through the air pressure in the air bag to form a rescue cavity; the plurality of rescue devices are sequentially connected according to rescue requirements, so that a plurality of rescue cavities are connected end to form a rescue channel so as to rescue.
Description
Technical Field
The invention relates to a combined tunnel collapse rescue device and a rescue method, and belongs to the technical field of tunnel engineering rescue.
Background
At present, with the development of economy and the improvement of demands of people, the utilization of urban underground space and the construction of railway highways and highways are increasingly focused topics, and the scale and difficulty of various tunnel construction are also increased, which means that the occurrence probability of tunnel collapse accidents is also increased.
The collapse of a tunnel is related to the lives of constructors in engineering and public property involved in construction, and therefore, it is important to provide a rescue device when the tunnel collapses.
In the prior art, rescue for tunnel collapse is generally realized by adopting methods such as manual/mechanical equipment excavation to rescue, pushing an escape pipeline into a collapse body by using a drilling machine to rescue, putting a tunnel escape cabin into a tunnel to rescue, and the like. Rescue is implemented by adopting manual/mechanical equipment excavation: the method has the defects of long time consumption, influence on the excavation process due to the limitation of the site construction environment and the like; pushing the escape pipeline into the collapse body by using a drilling machine to rescue: the existing high-molecular tunnel escape pipeline has the advantages of light weight, high strength and good toughness, but the pushing in of the pipeline requires high-power mechanical equipment, so that the transfer is inconvenient when the tunnel collapses, the rock mass extruded into the pipeline from outside is not removed well along with the pushing in of the pipeline, and the rescue channel line cannot be changed conveniently; putting the tunnel escape cabin into a tunnel to rescue: the independent and safe space is needed to be provided so that constructors who cannot escape from the site in time can enter the cabin to avoid, and meanwhile, the escape cabin has the problems of high manufacturing cost, large volume and influence on quick construction, so that the tunnel escape cabin is not suitable for collapse rescue.
Disclosure of Invention
The invention aims to provide a combined tunnel collapse rescue device which aims at solving the problem that effective rescue is implemented at tunnel collapse positions which are in special complex stratum and are difficult to mobilize by personnel and need to be quickly subjected to rescue.
In order to achieve the above purpose, the invention provides a combined tunnel collapse rescue device, which comprises an upper cover plate, a lower cover plate and a connecting rod, wherein the connecting rod is connected with the upper cover plate and the lower cover plate, the upper cover plate and the lower cover plate are oppositely arranged, and on the opposite surfaces of the upper cover plate and the lower cover plate, the upper cover plate is provided with a first concave groove, the lower cover plate is provided with a second concave groove, the first concave groove and the second concave groove are mutually matched to form a containing cavity, an air bag is arranged in the containing cavity, the air bag is connected with an inflating device, and the upper cover plate and the lower cover plate are mutually far away from each other to prop open a collapse object to form a rescue cavity under the action of air pressure in the inflated air bag; the plurality of rescue devices are connected in sequence, so that a plurality of rescue cavities are connected end to form a rescue channel.
Preferably, the end faces of one end, used for being inserted into the tunnel collapse, of the upper cover plate and the lower cover plate are all inclined planes, the inclined end faces of one end, used for being inserted into the tunnel collapse, of the upper cover plate and the lower cover plate are combined to form an arrow-shaped structure, and the end faces of the other ends of the upper cover plate and the lower cover plate are inclined planes matched with the end faces of the corresponding insertion ends in an angle mode.
Preferably, the inclined end face of the upper cover plate is set to have an inclination angle of 30-45 degrees, and the inclined end face of the lower cover plate is set to have an inclination angle of 30-45 degrees.
Preferably, the connecting rod comprises a first rod and a second rod; one end of the first rod is hinged with the lower cover plate through a first hinge joint, one end of the second rod is hinged with the upper cover plate through a second hinge joint, the other end of the first rod is slidably connected with the other end of the second rod, and corresponding sliding rails, position fixing pieces and position fixing holes are arranged on the first rod and the second rod at the connecting positions of the first rod and the second rod, so that the first rod and the second rod are mutually close to or far away from each other through the sliding rails; when first pole and second pole are close to each other, position fixing spare and position fixing hole all dislocation set, and when first pole and second pole kept away from each other to the expansion state position, position fixing spare and position fixing hole on the first pole correspond the joint with position fixing hole and position fixing spare on the second pole respectively.
Preferably, the position fixing piece arranged on the first rod is arranged as a first accommodating type connecting tenon, the position fixing hole is arranged as a first connecting hole, and the position fixing piece arranged on the second rod is arranged as a second accommodating type connecting tenon, and the position fixing hole is arranged as a second connecting hole.
Preferably, the first and second receiving type connecting tenons are identical in structure, and each of the first and second receiving type connecting tenons comprises a shell, a spring, a magnetic pin and a magnet; one end of the shell is of a closed structure, the other end of the shell is of an open structure, and a cavity for installing a spring and a magnetic pin is arranged in the shell; one end of the spring is fixedly connected with the closed end of the shell, and the other end of the spring is fixedly connected with one end of the magnetic pin; the other end of the magnetic pin penetrates through the opening end of the shell; the magnet is connected with the closed end of the shell; the first rod and the second rod are respectively provided with a through hole used for being connected with the shell, and the shell is installed in the through holes in a penetrating mode.
Preferably, the upper cover plate is provided with a plurality of first threaded holes, and the lower cover plate is provided with a plurality of second threaded holes; the two adjacent rescue devices are connected through a connecting mechanism, the connecting mechanism comprises a connecting plate, and a first connecting bolt and a second connecting bolt which are arranged on the connecting plate, wherein the first connecting bolt and the second connecting bolt are respectively arranged in first threaded holes formed in upper cover plates of the two adjacent rescue devices or in second threaded holes formed in lower cover plates of the two adjacent rescue devices.
As a further aspect of the invention: the rescue process of the combined tunnel collapse rescue device is as follows:
1) Rescue preparation: assembling a rescue device;
2) Rescue is implemented: inserting the first rescue device into the tunnel collapse, connecting the air bag with the inflating device, expanding the rescue device through the air pressure in the air bag to form a first rescue cavity, and taking out the air bag; the second rescue device is sent into the first rescue cavity and is inserted into a tunnel collapse object, the air bag inflation process is repeated to enable the rescue device to be unfolded to form the second rescue cavity, the air bag is taken out, and the two adjacent rescue devices are connected with each other through a connecting mechanism; repeating the above process, sequentially inserting a plurality of rescue devices according to rescue requirements and completing unfolding work; and a plurality of rescue cavities are connected to form a rescue channel for rescue.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the rescue device is inserted into the tunnel collapse, and the air bag is connected with the air charging device, so that the rescue device is unfolded through the air pressure in the air bag to form a rescue cavity; according to the rescue requirement, a plurality of rescue devices are sequentially inserted and corresponding air bags are inflated, and two adjacent rescue devices are connected with each other by adopting a connecting mechanism to form a rescue channel so as to rescue.
In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is an isometric view of a combined tunnel collapse rescue device in accordance with an embodiment of the present invention;
FIG. 2 is an isometric view of the single rescue device of FIG. 1 in an initial state;
FIG. 3 is an isometric view of the single rescue device of FIG. 1 in an expanded state;
FIG. 4 is an isometric view of the connecting rod of FIG. 2 in an initial state;
FIG. 5 is an isometric view of the connecting rod in the expanded state of FIG. 3;
FIG. 6 is a schematic cross-sectional view of the respective female connecting tenons of FIG. 3 (arrows indicate running direction);
fig. 7 is an isometric view of the coupling mechanism of fig. 1.
Wherein:
1. rescue device, 1.1, upper cover plate, 1.1.1, first concave groove, 1.1.2, first threaded hole, 1.2, lower cover plate, 1.2.1, second concave groove, 1.2.2, second threaded hole, 1.3, connecting rod, 1.3.1, first rod, 1.3.2, second rod, 1.3.3, first articulated head, 1.3.4, movable rail, 1.3.5, first connecting hole, 1.3.6, second articulated head, 1.3.7, fixed rail, 1.3.8, second connecting hole, 1.3.9, first incorporation formula connecting tenon, 1.3.10, second incorporation formula connecting tenon, A, casing, B, spring, C, magnetic pin, D, magnet; 2. the connecting mechanism comprises 2.1 parts of connecting plates, 2.2 parts of first connecting bolts, 2.3 parts of second connecting bolts.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be noted that the drawings of the present invention are in simplified form and are not precisely scaled, so as to facilitate the clear and convenient explanation of the implementation of the present invention; the invention is not limited to the specific numbers mentioned in the examples of the drawings; the directions and positional relationships indicated by the terms "rear", "left", "right", "upper", "lower", "top", "bottom", "middle", etc. in the present invention are all based on the directions and positional relationships shown in the drawings of the present invention, and do not indicate or imply that the device or component to be referred to must have a specific direction, nor should it be construed as limiting the present invention.
Examples:
referring to fig. 1 to 7, the combined tunnel collapse rescue device provided by the invention comprises an upper cover plate 1.1, a lower cover plate 1.2 and a connecting rod 1.3, wherein the connecting rod 1.3 is connected with the upper cover plate 1.1 and the lower cover plate 1.2, a first concave groove 1.1 is arranged on the upper cover plate 1.1, a second concave groove 1.2.1 is arranged on the lower cover plate 1.2, and the first concave groove 1.1.1 and the second concave groove 1.2.1 are mutually matched to form a containing cavity; the rescue devices 1 are sequentially connected, so that a plurality of rescue cavities are connected end to form a rescue channel.
Preferably, the upper cover plate 1.1 and the lower cover plate 1.2 are mutually connected to form a cuboid shape in an initial state, and are mutually parallel and are oppositely arranged in a mode of at least partially overlapping in a space in an unfolding state.
Preferably, an air bag is arranged in the accommodating cavity, the air bag is connected with the air charging device, the upper cover plate 1.1 and the lower cover plate 1.2 are unfolded to form a rescue cavity under the action of air pressure in the inflated air bag, and rescue workers (or trapped people) rescue (or are rescued) through the rescue cavity.
Preferably, in order to enable the rescue device 1 to be easily inserted into the tunnel collapse, the end faces of the upper cover plate 1.1 and the lower cover plate 1.2, which are inserted into the tunnel collapse, are arranged to be inclined planes, the end faces of the upper cover plate 1.1 and the lower cover plate 1.2, which are inserted into the tunnel collapse, are combined to form an arrow-shaped structure, and the end faces of the other ends of the upper cover plate 1.1 and the lower cover plate 1.2 are arranged to be inclined planes with matched angles.
Preferably, in order to save time and effort when inserting the rescue device 1 into a tunnel collapse, the angle of inclination of the beveled end surfaces of the upper cover plate 1.1 is set to 30-45 and the angle of inclination of the beveled end surfaces of the lower cover plate 1.2 is set to 30-45.
Preferably, in order to enable the upper cover plate 1.1 and the lower cover plate 1.2 to be flexibly unfolded and fastened and fixed mutually, the connecting rod 1.3 comprises a first rod 1.3.1 and a second rod 1.3.2, wherein a first hinge joint 1.3.3, a first inclusion type connecting tenon 1.3.9, a movable rail 1.3.4 and a first connecting hole 1.3.5 are arranged on the first rod 1.3.1, and a second hinge joint 1.3.6, a second inclusion type connecting tenon 1.3.10, a fixed rail 1.3.7 and a second connecting hole 1.3.8 are arranged on the second rod 1.3.2; the first hinge joint 1.3.3 is hinged with the lower cover plate 1.2, the second hinge joint 1.3.6 is hinged with the upper cover plate 1.1, the first accommodating connecting tenon 1.3.9 is connected with the second connecting hole 1.3.8 in a matched manner, the second accommodating connecting tenon 1.3.10 is connected with the first connecting hole 1.3.5 in a matched manner, and the movable rail 1.3.4 and the fixed rail 1.3.7 are connected to form a sliding rail structure; when the upper cover plate 1.1 and the lower cover plate 1.2 are mutually unfolded under the action of the air pressure of the inflated air bag, the second rod 1.3.2 is in a sliding position relative to the first rod 1.3.1 through the sliding rail structure, and meanwhile the first rod 1.3.1 and the second rod 1.3.2 are converted from an initial state (see the figure 2) to an unfolding state (see the figure 3) so as to form a rescue cavity.
Preferably, the first receiving type connecting tenon 1.3.9 and the second receiving type connecting tenon 1.3.10 are identical in structure, and taking the first receiving type connecting tenon 1.3.9 as an example, the first receiving type connecting tenon comprises a shell A, a spring B, a magnetic pin C and a magnet D; one end of the shell A is of a closed structure, the other end of the shell A is of an open structure, and a cavity for installing the spring B and the magnetic pin C is arranged in the shell A; one end of the spring B is fixedly connected with the closed end of the shell A, and the other end of the spring B is fixedly connected with one end of the magnetic pin C; the other end of the magnetic pin C passes through the opening end of the shell A and can be inserted into the first connecting hole 1.3.5 or the second connecting hole 1.3.8; the magnet D is connected to the closed end of the housing a and is configured as a magnet that can close or open the magnetic connection, preferably as an electromagnet.
Preferably, through holes for connecting with the shell A are arranged on the first rod 1.3.1 and the second rod 1.3.2, and the shell A is installed in the through holes in a penetrating way.
Preferably, the operation process of the connecting rod 1.3 is specifically as follows:
in the initial state, the magnetic connection between the magnet D and the magnetic pin C is in a disconnected state, the spring B is in a compressed state, the first receiving connecting tenons 1.3.9 and the second connecting holes 1.3.8 are staggered, and the second receiving connecting tenons 1.3.10 and the first connecting holes 1.3.5 are also staggered;
in the unfolding process, the magnetic connection between the magnet D and the magnetic pin C is in a disconnected state, the first rod 1.3.1 and the second rod 1.3.2 are away from each other under the action of air pressure of an air bag, when the first accommodating connecting tenon 1.3.9 is displaced to the position of the second connecting hole 1.3.8 and the second accommodating connecting tenon 1.3.10 is simultaneously displaced to the position of the first connecting hole 1.3.5, the magnetic pin C is inserted into the first connecting hole 1.3.5 and the second connecting hole 1.3.8 under the action of the spring B, so that the relative positions of the first rod 1.3.1 and the second rod 1.3.2 are fixed, and the unfolding work is completed;
when the unfolding state is restored to the initial state, the magnetic connection between the magnet D and the magnetic pin C is opened, the magnetic pin C moves towards the closed end of the shell A under the action of magnetic force and simultaneously compresses the spring B until the magnetic pin C is separated from the positions of the first connecting hole 1.3.5 and the second connecting hole 1.3.8, and the first rod 1.3.1 and the second rod 1.3.2 are close to each other, so that the resetting work is completed.
Preferably, in order to facilitate connection and disassembly of two adjacent rescue devices, the upper cover plate 1.1 is provided with a plurality of first threaded holes 1.1.2, and the lower cover plate 1.2 is provided with a plurality of second threaded holes 1.2.2; two adjacent rescue devices are connected through a plurality of connecting mechanisms 2, wherein the connecting mechanisms 2 comprise a connecting plate 2.1, and a first connecting bolt 2.2 and a second connecting bolt 2.3 which are arranged on the connecting plate 2.1; the first connecting bolt 2.2 and the second connecting bolt 2.3 are respectively arranged in a first threaded hole 1.1.2 arranged on the upper cover plate 1.1 of the two adjacent rescue devices or in a second threaded hole 1.2.2 arranged on the lower cover plate 1.2 of the two adjacent rescue devices.
The concrete mode for implementing rescue in tunnel collapse by using the combined tunnel collapse rescue device is as follows:
1) Rescue preparation: assembling a rescue device;
2) Rescue is implemented: inserting the first rescue device into the tunnel collapse, connecting the air bag with the inflating device, expanding the rescue device through the air pressure in the air bag to form a first rescue cavity, and taking out the air bag; the second rescue device is sent into the first rescue cavity and is inserted into a tunnel collapse object, the air bag inflation process is repeated to enable the rescue device to be unfolded to form the second rescue cavity, the air bag is taken out, and the two adjacent rescue devices are connected with each other through a connecting mechanism; repeating the above process, sequentially inserting a plurality of rescue devices according to rescue requirements and completing unfolding work; and a plurality of rescue cavities are connected to form a rescue channel for rescue.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The combined tunnel collapse rescue device is characterized by comprising an upper cover plate (1.1), a lower cover plate (1.2) and a connecting rod (1.3), wherein the connecting rod (1.3) is connected with the upper cover plate (1.1) and the lower cover plate (1.2), the upper cover plate (1.1) and the lower cover plate (1.2) are oppositely arranged, the upper cover plate (1.1) is provided with a first concave groove (1.1.1), the lower cover plate (1.2) is provided with a second concave groove (1.2.1), the first concave groove (1.1.1) and the second concave groove (1.2.1) are mutually matched to form a containing cavity, an air bag is arranged in the containing cavity, the air bag is connected with an inflating device, and the upper cover plate (1.1) and the lower cover plate (1.2) are mutually far away from a propped-open object to form a rescue cavity under the action of air pressure in the inflated air bag;
the rescue devices (1) are sequentially connected, so that a plurality of rescue cavities are connected end to form a rescue channel;
the connecting rod (1.3) comprises a first rod (1.3.1) and a second rod (1.3.2); one end of the first rod (1.3.1) is hinged with the lower cover plate (1.2) through a first hinge joint (1.3.3), one end of the second rod (1.3.2) is hinged with the upper cover plate (1.1) through a second hinge joint (1.3.6), the other end of the first rod (1.3.1) is slidably connected with the other end of the second rod (1.3.2), and corresponding sliding rails, position fixing pieces and position fixing holes are arranged on the first rod (1.3.1) and the second rod (1.3.2) at the connecting positions of the first rod and the second rod, and the first rod (1.3.1) and the second rod (1.3.2) are mutually close to or far away from each other through the sliding rails; when the first rod (1.3.1) and the second rod (1.3.2) are close to each other, the position fixing piece and the position fixing hole are arranged in a staggered mode, and when the first rod (1.3.1) and the second rod (1.3.2) are far away from each other to the unfolding state position, the position fixing piece and the position fixing hole on the first rod (1.3.1) are correspondingly clamped with the position fixing hole and the position fixing piece on the second rod (1.3.2) respectively; the position fixing piece arranged on the first rod (1.3.1) is arranged as a first inclusion type connecting tenon (1.3.9), the position fixing hole is arranged as a first connecting hole (1.3.5), the position fixing piece arranged on the second rod (1.3.2) is arranged as a second inclusion type connecting tenon (1.3.10), and the position fixing hole is arranged as a second connecting hole (1.3.8); the first and second inclusion type connecting tenons (1.3.9, 1.3.10) are identical in structure, and the first and second inclusion type connecting tenons (1.3.9, 1.3.10) comprise a shell (A), a spring (B), a magnetic pin (C) and a magnet (D); one end of the shell (A) is of a closed structure, the other end of the shell is of an open structure, and a cavity for installing the spring (B) and the magnetic pin (C) is arranged in the shell (A); one end of the spring (B) is fixedly connected with the closed end of the shell (A), and the other end of the spring is fixedly connected with one end of the magnetic pin (C); the other end of the magnetic pin (C) passes through the opening end of the shell (A); the magnet (D) is connected with the closed end of the shell (A); the first rod (1.3.1) and the second rod (1.3.2) are respectively provided with a through hole used for being connected with the shell (A), and the shell (A) is installed in the through holes in a penetrating mode.
2. The combined tunnel collapse rescue device according to claim 1, wherein the end faces of one end of the upper cover plate (1.1) and the lower cover plate (1.2) for being inserted into tunnel collapse are all inclined planes, the inclined end faces of one end of the upper cover plate (1.1) and the lower cover plate (1.2) for being inserted into tunnel collapse are combined to form an arrow-shaped structure, and the end faces of the other end of the upper cover plate (1.1) and the lower cover plate (1.2) are inclined planes which are matched with the end faces of the corresponding insertion ends in angle.
3. Combined tunnel collapse rescue device according to claim 2, characterized in that the angle of inclination of the inclined end face of the upper cover plate (1.1) is set to 30 ° -45 °, and the angle of inclination of the inclined end face of the lower cover plate (1.2) is set to 30 ° -45 °.
4. The combined tunnel collapse rescue device according to claim 1, wherein the upper cover plate (1.1) is provided with a plurality of first threaded holes (1.1.2), and the lower cover plate (1.2) is provided with a plurality of second threaded holes (1.2.2);
two adjacent rescue devices are connected through a connecting mechanism (2), wherein the connecting mechanism (2) comprises a connecting plate (2.1), and a first connecting bolt (2.2) and a second connecting bolt (2.3) which are arranged on the connecting plate (2.1);
the first connecting bolts (2.2) and the second connecting bolts (2.3) are respectively arranged in first threaded holes (1.1.2) formed in the upper cover plates (1.1) of two adjacent rescue devices, or respectively arranged in second threaded holes (1.2.2) formed in the lower cover plates (1.2) of two adjacent rescue devices.
5. A combined tunnel collapse rescue method, which is characterized by comprising the application of the combined tunnel collapse rescue device as claimed in any one of claims 1-4, and comprises the following steps:
1) Rescue preparation: assembling a rescue device;
2) Rescue is implemented: inserting the first rescue device into the tunnel collapse, connecting the air bag with the air charging device, enabling the first rescue device to be unfolded through air pressure in the air bag to form a first rescue cavity, and taking out the air bag; the second rescue device is sent into the first rescue cavity and is inserted into a tunnel collapse object, the inflation process of the air bag is repeated to enable the second rescue device to be unfolded to form the second rescue cavity, the air bag is taken out, and the two adjacent rescue devices are connected with each other through a connecting mechanism; repeating the above process, sequentially inserting a plurality of rescue devices according to rescue requirements and completing unfolding work; and a plurality of rescue cavities are connected to form a rescue channel for rescue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110851883.7A CN113356919B (en) | 2021-07-27 | 2021-07-27 | Combined tunnel collapse rescue device and rescue method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110851883.7A CN113356919B (en) | 2021-07-27 | 2021-07-27 | Combined tunnel collapse rescue device and rescue method |
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| CN113356919A CN113356919A (en) | 2021-09-07 |
| CN113356919B true CN113356919B (en) | 2024-04-12 |
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| CN115463353B (en) * | 2022-10-25 | 2023-07-21 | 中国长江三峡集团有限公司 | Inflatable rescue device |
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