CN116607998A - Urban rail transit construction risk early warning system and method - Google Patents
Urban rail transit construction risk early warning system and method Download PDFInfo
- Publication number
- CN116607998A CN116607998A CN202310642051.3A CN202310642051A CN116607998A CN 116607998 A CN116607998 A CN 116607998A CN 202310642051 A CN202310642051 A CN 202310642051A CN 116607998 A CN116607998 A CN 116607998A
- Authority
- CN
- China
- Prior art keywords
- protection
- early warning
- plate
- subway tunnel
- vertical plate
- 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.)
- Withdrawn
Links
- 238000010276 construction Methods 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000002689 soil Substances 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims 1
- 239000004575 stone Substances 0.000 abstract description 38
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 description 29
- 239000004927 clay Substances 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 238000007405 data analysis Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- 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
- E21F17/18—Special adaptations of signalling or alarm devices
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)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention relates to the technical field of track construction early warning, in particular to an urban track traffic construction risk early warning system and method, comprising a subway tunnel, wherein an early warning supporting mechanism is arranged at the opening of the subway tunnel, a protection vertical plate is vertically arranged on two sides of the opening of the subway tunnel, a protection inclined plate is obliquely arranged on a protection bottom plate through an elastic arc plate, a plurality of riveting pipes are uniformly fixed on the wall of the subway tunnel, sliding screws are slidingly inserted in the plurality of riveting pipes through sliding plates, sealing rings are arranged at the ports of the riveting pipes and are sleeved outside the sliding screws, a buffer spring is sleeved on the sliding screws, locking nuts are connected on the sliding screws through gasket threads, the locking nuts are positioned on the outer sides of the protection vertical plate and the protection inclined plate, and a distance sensor is arranged between the sliding plates and the sealing rings; the early warning supporting mechanism provided by the invention not only can play a role in protection, but also can perform early warning and monitoring on the sizes of broken stones or soil which drop.
Description
Technical Field
The invention relates to the technical field of track construction early warning, in particular to an urban rail transit construction risk early warning system and method.
Background
Along with the large-scale construction of the rail transit of each large city in the whole country, the rail transit construction is gradually developed towards the networking direction, the rail transit construction is generally a multi-line synchronous construction, and the rail transit construction has the characteristics of wide engineering coverage range, urgent time, scattered power supply positions, full construction crossing, multiple unpredictable factors and the like, is a high-risk engineering construction, and once accidents occur in the construction, the damage is serious and the social influence is large, so that a rail transit construction early warning device needs to be established to predict and check hidden dangers and faults in the rail transit construction process.
The existing protection support device is needed to be arranged at the opening of a subway tunnel when track traffic construction is carried out, and is used for preventing broken stone or soil falling from the opening from falling, so that the collapse of the opening caused by the risk generated by construction cannot be timely early-warning supported, and further, personnel in construction operation in the subway tunnel cannot escape rapidly and safely.
Disclosure of Invention
The invention aims to provide an urban rail transit construction risk early warning system and method, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an urban rail transit construction risk early warning system, includes the subway tunnel, the entrance to a cave department of subway tunnel is provided with early warning supporting mechanism, early warning supporting mechanism is used for supporting the entrance to a cave of subway tunnel, prevents that entrance to a cave department from because inside being under construction of subway tunnel and entrance to a cave top soil property reason and produce rubble and drop or collapse, leads to the personnel of construction in the subway tunnel to escape safely in time.
Preferably, early warning supporting mechanism includes protection riser, protection swash plate, rivet pipe, sliding screw, slide, sealing ring, buffer spring and lock nut, the vertical wall that sets up the entrance to a cave both sides of subway tunnel of protection riser, and the slope of protection bottom plate is provided with the protection swash plate through elasticity arc board, protection riser and protection swash plate and the entrance to a cave inner wall non-contact setting of subway tunnel, the wall in subway tunnel evenly is fixed with a plurality of rivet pipes, and all has sliding screw through the slide slip grafting in a plurality of rivet pipes, and a plurality of the free terminal surface of sliding screw stretches out the rivet pipe and runs through the lateral surface to protection riser and protection swash plate, the port department of rivet pipe is provided with threaded connection has the sealing ring, and the sealing ring cup joints in the sliding screw outside, buffer spring has been cup jointed on the sliding screw, and buffer spring's both ends are connected to sealing ring and protection riser medial surface respectively, there is lock nut and locking nut to be located protection riser and protection swash plate lateral surface through packing ring threaded connection on the sliding screw, be provided with distance sensor between slider and the sealing ring, be located the symmetry below that protects the top has sound and light alarm.
Preferably, the outer wall of the buffer spring is in non-contact sleeve joint with a rubber sleeve, and two ends of the rubber sleeve are respectively connected to the inner side surfaces of the sealing ring and the protection vertical plate.
Preferably, the protection swash plate terminal surface that is located the left side is provided with first elasticity picture peg, and the terminal surface that is located the right side protection swash plate is provided with the second elasticity picture peg, a plurality of first slots have been seted up to the right flank horizontal direction of first elasticity picture peg, a plurality of second slots have been seted up to the left flank horizontal direction of second elasticity picture peg, the upper and lower diaphragm of first slot corresponds the slip and inserts in the second slot, and the upper and lower diaphragm of second slot slides and inserts in the first slot, the lateral wall of first slot and second slot all roughness face sets up.
Preferably, the baffle box has been seted up to the lower terminal surface of protection riser, and sets up the stock guide in the baffle box, the stock guide slope is connected to on the entrance to a cave lateral wall in subway tunnel, and the below of stock guide is provided with vibrating motor.
Preferably, push rods are arranged on the front side and the rear side of the guide plate, and the top ends of the push rods are in contact with the inner side of the protective vertical plate.
The risk early warning method for urban rail transit construction is suitable for risk early warning of the risk early warning system on rail transit construction.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the early warning supporting mechanism is arranged at the opening of the subway tunnel, when broken stone or soil falls off from the inner wall of the opening, the fixed protection vertical plate and the protection inclined plate can play a role in protecting, broken stone falling onto the protection inclined plate can fall between the protection vertical plate and the side wall of the opening along the protection inclined plate, when the broken stone or soil falling onto the protection inclined plate is large in size, the broken stone or soil falling onto the protection inclined plate can squeeze the protection inclined plate or the protection vertical plate, so that the buffer spring stretches, meanwhile, the sliding piece at the end part of the sliding screw is close to the side surface of the sealing ring, at the moment, the distance data monitored by the distance sensor is smaller than the standard value, at the moment, the data can be transmitted to the display panel of constructors, the processor in the display panel can perform data analysis, then the acousto-optic alarm below the protection inclined plate is controlled, so that the supporting mechanism can prevent the broken stone or soil falling onto constructors walking in the protection inclined plate, and meanwhile, the supporting mechanism can early warn the falling broken stone or soil size, so that the broken stone or soil falling is prevented from being excessively large, and the construction is prevented from being excessively large, so that the collapse is convenient for the constructors.
2. According to the invention, the guide groove and the guide plate are arranged at the bottom end of the protection vertical plate, so that broken stones or soil falling downwards can be discharged out of the protection vertical plate through the guide plate, then constructors clean the protection vertical plate, and a large amount of broken stones or soil falling between the bottom end of the protection vertical plate and the side wall of the hole is prevented from extruding and pushing the bottom end of the protection vertical plate, so that the safety use of the protection vertical plate is influenced; and set up vibrating motor in the stock guide below, can shake and break away from the earth that drops the adhesion on the stock guide, prevent earth or rubble and produce the jam at the baffle box.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the early warning support mechanism of the present invention;
FIG. 3 is a cross-sectional view of the rivet joint of the present invention;
fig. 4 is an enlarged view of a portion of fig. 2 a in accordance with the present invention.
In the figure: 1. subway tunnel; 2. early warning supporting mechanism; 21. a protective vertical plate; 211. a guide groove; 22. a protective sloping plate; 23. a riveting pipe; 24. a sliding screw; 25. a slide sheet; 26. a seal ring; 27. a buffer spring; 28. a lock nut; 3. a rubber sleeve; 4. a first elastic plugboard; 41. a first slot; 5. a second elastic plugboard; 51. a second slot; 6. a material guide plate; 7. pushing the rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
as shown in fig. 1 to 4, the invention provides a technical scheme of an urban rail transit construction risk early warning system, which comprises the following steps: the underground railway tunnel 1 is characterized by comprising an underground railway tunnel 1, wherein an early warning supporting mechanism 2 is arranged at the opening of the underground railway tunnel 1, and the early warning supporting mechanism 2 is used for carrying out supporting early warning on the opening of the underground railway tunnel 1, so that broken stone falling or collapse at the opening due to the fact that the inside of the underground railway tunnel 1 is being constructed and the soil above the opening is prevented, and thus constructors in the underground railway tunnel 1 cannot escape safely in time; when the subway tunnel 1 constructed by the urban rail is required to be excavated, in order to prevent life safety and property loss caused by uncertain risks generated by the construction of the rail traffic, a risk early warning system is arranged when the construction personnel word is required to perform the construction of the rail traffic, so that the risks generated during the construction of the rail traffic are early warned in time, and the existing subway tunnel 1 is required to be provided with a protection supporting device at the opening of the subway tunnel 1 when the construction of the rail traffic is performed in most cases, so that broken stones or soil falling from the opening are prevented from falling, and further, the collapse of the opening caused by the risks generated by the construction cannot be timely early warned and supported, so that the personnel in the subway tunnel 1 in construction operation cannot quickly and safely escape; therefore, the early warning support mechanism 2 is arranged at the opening of the subway tunnel 1, when the inner wall of the opening is broken stone or soil falls due to construction in the opening of the subway tunnel 1 and soil quality reasons above the opening, constructors firstly arrange the early warning support mechanism 2 at the opening of the subway tunnel 1, and when broken stone or soil falls on the inner wall of the opening, the early warning support mechanism 2 can block the fallen soil or broken stone, so that the soil or broken stone can be discharged towards the inner walls at two sides of the opening along the early warning support mechanism 2, further, constructors walking in the fallen broken stone or soil can be prevented from smashing, meanwhile, the early warning support mechanism 2 can perform early warning monitoring on the size of the fallen broken stone or soil, collapse of the opening caused by overlarge broken stone or soil is prevented, and further, the constructors can perform reinforcing treatment on the opening in time.
As an embodiment of the present invention, the early warning support mechanism 2 includes a protective vertical plate 21, a protective inclined plate 22, rivet pipes 23, a sliding screw 24, a sliding sheet 25, a sealing ring 26, a buffer spring 27 and a locking nut 28, wherein the protective vertical plate 21 is vertically arranged on two vertical walls of the opening of the subway tunnel 1, the protective inclined plate 22 is obliquely arranged on the protective bottom plate through the elastic arc plate, the protective vertical plate 21 and the protective inclined plate 22 are arranged in a non-contact manner with the inner wall of the opening of the subway tunnel 1, the wall of the subway tunnel 1 is uniformly fixed with a plurality of rivet pipes 23, the sliding screw 24 is slidably inserted in the rivet pipes 23 through the sliding sheet 25, the free end surfaces of the sliding screw rods 24 extend out of the riveting pipes 23 and penetrate through the outer side surfaces of the protection vertical plate 21 and the protection inclined plate 22, sealing rings 26 are arranged at the ports of the riveting pipes 23 in a threaded mode, the sealing rings 26 are sleeved on the outer sides of the sliding screw rods 24, buffer springs 27 are sleeved on the sliding screw rods 24, two ends of each buffer spring 27 are respectively connected to the sealing rings 26 and the inner side surfaces of the protection vertical plate 21, locking nuts 28 are connected to the sliding screw rods 24 through gasket threads, the locking nuts 28 are located on the outer side surfaces of the protection vertical plate 21 and the protection inclined plate 22, distance sensors are arranged between the sliding plates 25 and the sealing rings 26, and audible-visual alarms are arranged below the tops of the symmetrical protection inclined plates 22; when the early warning support mechanism 2 is required to be installed, a constructor sets a plurality of grouting holes on the inner wall of a hole through a drilling machine, then inserts a plurality of rivet pipes 23 into the grouting holes for grouting fixation, then inserts a sliding screw 24 and a sliding sheet 25 into the rivet pipes 23, performs nut sealing on the pipe orifices of the rivet pipes 23 through a sealing ring 26, sleeves a buffer spring 27 into the sliding screw 24, then fixes the buffer spring 27 on the outer side of the sealing ring 26 in a welding or gluing mode, then closes the protective vertical plate 21 and the protective sloping plate 22 to the side wall of the hole, and enables the connecting holes formed on the protective vertical plate 21 and the protective sloping plate 22 to be aligned with the sliding screw 24, then continuously pushes the protective vertical plate 21 to enable the sliding screw 24 to penetrate through the connecting holes, then locks the sliding screw 24 through a gasket and a locking nut 28, and further facilitates the closing of the protective vertical plate 21 and the sloping plate 22 to the side wall of the hole, and simultaneously, the constructor can adjust the distance between the protective vertical plate 21 and the side wall of the hole through rotating the locking nut 28, so that the subway tunnel sloping plate 22 can safely protect different layers of the hole 1; when the protection vertical plate 21 and the protection inclined plate 22 are fixed on the side wall of the hole, the distance between the sliding plate 25 and the sealing ring 26 in the riveting pipe 23 is fixed, the distance between the sliding plate 25 and the sealing ring 26 monitored by the distance sensor in the riveting pipe 23 is a fixed value, the distance is used as a standard value, when broken stone or soil falls off from the inner wall of the hole, the fixed protection vertical plate 21 and the protection inclined plate 22 can play a role in protection, the broken stone falling onto the protection inclined plate 22 can fall between the protection vertical plate 21 and the side wall of the hole along the protection inclined plate 22, when the broken stone or soil falling onto the protection inclined plate 22 is large in quantity and large in size, the broken stone or soil falling onto the protection inclined plate 22 can squeeze the protection inclined plate 22 or the protection vertical plate 21 at the moment, so that the buffer spring 27 stretches, meanwhile, the sliding plate 25 at the end part of the sliding screw 24 is close to the side surface of the sealing ring 26, at this time, the distance sensor monitors that the distance data is smaller than the standard value, the data is transmitted to the display panel of the constructor, the processor in the display panel performs data analysis, then the audible and visual alarm below the protection sloping plate 22 is controlled to alarm, the constructor in the subway tunnel 1 is reminded to quickly escape through the protection vertical plate 21 and the space below the protection sloping plate 22, after the constructor completely escapes, the constructor continuously runs through the data transmitted by the distance sensor of the display panel, if the value transmitted by the data sensor is not changed, the fact that only large-size broken stone or soil is extruded between the protection sloping plate 22 and the inner wall of the hole at this time, the protection sloping plate 22 is caused to generate displacement, at this time, the constructor can crush and discharge the large-size broken stone or soil at the protection sloping plate 22, then the audible and visual alarm is released; and when the numerical value output by the distance sensor is continuously increased, it may be stated that the clay layer above the opening is continuously broken and falls, and then the constructor should perform reinforcement treatment on the clay layer above the opening in time, so as to avoid the phenomenon that the opening of the subway tunnel 1 collapses, and the constructor can install the distance sensor at one of the two riveting pipes 23 for setting the distance sensor, so that unnecessary waste is not caused.
As an embodiment of the present invention, the outer wall of the buffer spring 27 is non-contact sleeved with the rubber sleeve 3, and two ends of the rubber sleeve 3 are respectively connected to the sealing ring 26 and the inner side surface of the protective vertical plate 21; during operation, set up rubber sleeve 3 in buffer spring 27's outside cover, can play the effect of protection to buffer spring 27, prevent that the rubble or the earth adhesion or the card that drop down of entrance to a cave lateral wall of subway tunnel 1 from going into buffer spring 27's round face on, and then influence buffer spring 27 and fixed to the elastic support of protection riser 21 and protection swash plate 22.
As an embodiment of the present invention, a first elastic insert plate 4 is disposed on an end surface of the protection inclined plate 22 located at the left side, a second elastic insert plate 5 is disposed on an end surface of the protection inclined plate 22 located at the right side, a plurality of first slots 41 are disposed in a horizontal direction on a right side surface of the first elastic insert plate 4, a plurality of second slots 51 are disposed in a horizontal direction on a left side surface of the second elastic plate, an upper transverse plate and a lower transverse plate of the first slots 41 are correspondingly inserted into the second slots 51 in a sliding manner, and an upper transverse plate and a lower transverse plate of the second slots 51 are inserted into the first slots 41 in a sliding manner, and rough surfaces are disposed on side walls of the first slots 41 and the second slots 51; during operation, set up first elasticity picture peg 4 and second elasticity picture peg 5 at the side that two protection swash plates 22 of symmetry align, and the upper and lower lateral wall of slot that sets up on first elasticity picture peg 4 and second elasticity picture peg 5 corresponds respectively and insert in each slot, thereby be the coincide state grafting between two picture pegs, and then when the roof in entrance to a cave constantly has rubble or earth piece to drop, two first elasticity picture peg 4 and second elasticity picture peg 5 of mutual coincide grafting can play the effect of protection, and the slot of first elasticity picture peg 4 and second elasticity picture peg 5 of mutual coincide grafting is the roughness, thereby can increase its frictional force of mutual coincide grafting, and then can further prevent to drop on protection swash plate 22 jumbo size rubble or earth piece, because of the impact force is too big, and lead to first elasticity picture peg 4 and second elasticity picture peg 5 to produce the phenomenon of breaking away from, and then influence its effect of protecting.
As an embodiment of the present invention, a guide groove 211 is formed on the lower end surface of the protective vertical plate 21, a guide plate 6 is disposed in the guide groove 211, the guide plate 6 is obliquely connected to the side wall of the opening of the subway tunnel 1, and a vibration motor is disposed below the guide plate 6; when the side wall or the top wall of the opening is continuously provided with broken stones or soil to drop onto the wall surface of the protection vertical plate 21 or the protection inclined plate 22, the broken stones or soil can drop down to the bottom end of the protection vertical plate 21 along the protection inclined plate 22, the guide groove 211 and the guide plate 6 are arranged at the bottom end of the protection vertical plate 21, the broken stones or soil which drops down can be discharged out of the protection vertical plate 21 through the guide plate 6, then constructors clean the broken stones or soil which drops down between the bottom end of the protection vertical plate 21 and the side wall of the opening, so that a large amount of broken stones or soil are prevented from extruding and pushing the bottom end of the protection vertical plate 21, and the safe use of the protection vertical plate 21 is further affected; and the vibration motor is arranged below the material guide plate 6, so that the earth which falls on the material guide plate 6 and is adhered can be vibrated to separate, and the earth or broken stone is prevented from being blocked in the material guide groove 211.
As an embodiment of the present invention, the front and rear sides of the guide plate 6 are provided with push rods 7, and the top ends of the push rods 7 are in contact with the inner side of the protective vertical plate 21; during operation, when the stock guide 6 constantly produces vibration at vibrating motor, stock guide 6 also can produce vibration to the protection riser 21 through catch bar 7 this moment, and because protection riser 21 carries out elasticity through buffer spring 27 and supports the installation, consequently, also can produce the shake of protection riser 21, and then is convenient for shake the clearance with self lateral wall adhesion's earth.
The risk early warning method for urban rail transit construction is suitable for risk early warning of the risk early warning system on rail transit construction.
Working principle: when the early warning support mechanism 2 needs to be installed, a constructor sets a plurality of grouting holes on the inner wall of a hole through a drilling machine, then inserts a plurality of riveting pipes 23 into the grouting holes for grouting fixation, then inserts a sliding screw 24 and a sliding sheet 25 into the riveting pipes 23, performs nut sealing on the pipe orifice of the riveting pipes 23 through a sealing ring 26, sleeves a buffer spring 27 into the sliding screw 24, then fixes the buffer spring 27 on the outer side of the sealing ring 26 in a welding or gluing mode, then closes the protective vertical plate 21 and the protective sloping plate 22 to the side wall of the hole, and enables the connecting holes formed on the protective vertical plate 21 and the protective sloping plate 22 to be aligned with the sliding screw 24, then continuously pushes the protective vertical plate 21, enables the sliding screw 24 to pass through the connecting holes, then locks the sliding screw 24 through a gasket and a locking nut 28, and is convenient for closing the protective vertical plate 21 and the protective sloping plate 22 to the side wall of the hole, and simultaneously, the constructor can further adjust the distance between the protective vertical plate 21 and the protective sloping plate 22 and the side wall of the hole through rotating the locking nut 28, so that the subway layers of different layers 1 can be safely protected; when the protection vertical plate 21 and the protection inclined plate 22 are fixed on the side wall of the hole, the distance between the sliding plate 25 and the sealing ring 26 in the riveting pipe 23 is fixed, the distance between the sliding plate 25 and the sealing ring 26 monitored by the distance sensor in the riveting pipe 23 is a fixed value, the distance is used as a standard value, when broken stone or soil falls off from the inner wall of the hole, the fixed protection vertical plate 21 and the protection inclined plate 22 can play a role in protection, the broken stone falling onto the protection inclined plate 22 can fall between the protection vertical plate 21 and the side wall of the hole along the protection inclined plate 22, when the broken stone or soil falling onto the protection inclined plate 22 is large in quantity and large in size, the broken stone or soil falling onto the protection inclined plate 22 can squeeze the protection inclined plate 22 or the protection vertical plate 21 at the moment, so that the buffer spring 27 stretches, meanwhile, the sliding plate 25 at the end part of the sliding screw 24 is close to the side surface of the sealing ring 26, at this time, the distance sensor monitors that the distance data is smaller than the standard value, the data is transmitted to the display panel of the constructor, the processor in the display panel performs data analysis, then the audible and visual alarm below the protection sloping plate 22 is controlled to alarm, the constructor in the subway tunnel 1 is reminded to quickly escape through the protection vertical plate 21 and the space below the protection sloping plate 22, after the constructor completely escapes, the constructor continuously runs through the data transmitted by the distance sensor of the display panel, if the value transmitted by the data sensor is not changed, the fact that only large-size broken stone or soil is extruded between the protection sloping plate 22 and the inner wall of the hole at this time, the protection sloping plate 22 is caused to generate displacement, at this time, the constructor can crush and discharge the large-size broken stone or soil at the protection sloping plate 22, then the audible and visual alarm is released; and when the numerical value output by the distance sensor is continuously increased, it may be stated that the clay layer above the opening is continuously broken and falls, and then the constructor should perform reinforcement treatment on the clay layer above the opening in time, so as to avoid the phenomenon that the opening of the subway tunnel 1 collapses, and the constructor can install the distance sensor at one of the two riveting pipes 23 for setting the distance sensor, so that unnecessary waste is not caused.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an urban rail transit construction risk early warning system, includes subway tunnel (1), its characterized in that, the entrance to a cave department of subway tunnel (1) is provided with early warning supporting mechanism (2), early warning supporting mechanism (2) are used for carrying out the support early warning to the entrance to a cave of subway tunnel (1), prevent that entrance to a cave department from because inside being under construction of subway tunnel (1) and entrance to a cave top soil property reason and produce the rubble and drop or collapse, lead to the personnel of construction in subway tunnel (1) can not in time safe escape.
2. The urban rail transit construction risk early warning system according to claim 1, wherein: the early warning supporting mechanism (2) comprises a protection vertical plate (21), a protection inclined plate (22), a riveting pipe (23), a sliding screw (24), a sliding sheet (25), a sealing ring (26), a buffer spring (27) and a locking nut (28), wherein the protection vertical plate (21) is vertically arranged on two sides of a hole of a subway tunnel (1), the protection inclined plate (22) is obliquely arranged on the protection bottom plate through the elastic arc plate, the protection vertical plate (21) and the protection inclined plate (22) are arranged on the inner wall of the hole of the subway tunnel (1) in a non-contact manner, a plurality of riveting pipes (23) are uniformly fixed on the wall of the subway tunnel (1), the sliding screw (24) is slidingly inserted into the sliding screw (25) through the sliding screw (23), the free end faces of the sliding screws (24) extend out of the riveting pipe (23) to penetrate through the outer side faces of the protection vertical plate (21) and the protection inclined plate (22), the sealing ring (26) is connected at the port of the riveting pipe (23) through threads, the sealing ring (26) is sleeved on the outer side of the sliding screw (24), the sliding screw (24) is connected with the inner side faces of the buffering spring (27) and the two ends of the sliding screw (27) are respectively sleeved on the sealing ring (27), the sliding screw (24) is connected with a lock nut (28) through a gasket thread, the lock nut (28) is positioned on the outer side face of the protection vertical plate (21) and the protection inclined plate (22), a distance sensor is arranged between the sliding plate (25) and the sealing ring (26), and an audible-visual alarm is arranged below the top end of the protection inclined plate (22) and is symmetrical.
3. The urban rail transit construction risk early warning system according to claim 2, characterized in that: the outer wall of the buffer spring (27) is in non-contact sleeve connection with the rubber sleeve (3), and two ends of the rubber sleeve (3) are respectively connected to the sealing ring (26) and the inner side face of the protection vertical plate (21).
4. The urban rail transit construction risk early warning system according to claim 2, characterized in that: the protection swash plate (22) terminal surface that is located the left side is provided with first elasticity picture peg (4), is located the right side the terminal surface of protection swash plate (22) is provided with second elasticity picture peg (5), a plurality of first slots (41) have been seted up to the right flank horizontal direction of first elasticity picture peg (4), a plurality of second slots (51) have been seted up to the left flank horizontal direction of second elasticity board, the upper and lower diaphragm of first slot (41) corresponds the slip and inserts in second slot (51), and the upper and lower diaphragm of second slot (51) slides and inserts in first slot (41), the lateral wall of first slot (41) and second slot (51) is the roughness setting all.
5. The urban rail transit construction risk early warning system according to claim 2, characterized in that: guide chute (211) has been seted up to the lower terminal surface of protection riser (21), and sets up stock guide (6) in guide chute (211), stock guide (6) slope is connected to on the entrance to a cave lateral wall in subway tunnel (1), and the below of stock guide (6) is provided with vibrating motor.
6. The urban rail transit construction risk early warning system according to claim 5, wherein: push rods (7) are arranged on the front side and the rear side of the material guide plate (6), and the top ends of the push rods (7) are in contact with the inner side of the protection vertical plate (21).
7. A city rail transit construction risk early warning method is characterized in that: the method is suitable for risk early warning of the rail transit construction by the risk early warning system according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310642051.3A CN116607998A (en) | 2023-05-31 | 2023-05-31 | Urban rail transit construction risk early warning system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310642051.3A CN116607998A (en) | 2023-05-31 | 2023-05-31 | Urban rail transit construction risk early warning system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116607998A true CN116607998A (en) | 2023-08-18 |
Family
ID=87681637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310642051.3A Withdrawn CN116607998A (en) | 2023-05-31 | 2023-05-31 | Urban rail transit construction risk early warning system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116607998A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117386454A (en) * | 2023-11-15 | 2024-01-12 | 山东铁鹰建设工程有限公司 | Tunnel collapse early warning device |
-
2023
- 2023-05-31 CN CN202310642051.3A patent/CN116607998A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117386454A (en) * | 2023-11-15 | 2024-01-12 | 山东铁鹰建设工程有限公司 | Tunnel collapse early warning device |
| CN117386454B (en) * | 2023-11-15 | 2024-03-22 | 山东铁鹰建设工程有限公司 | Tunnel collapse early warning device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116607998A (en) | Urban rail transit construction risk early warning system and method | |
| US5542788A (en) | Method and apparatus for monitoring mine roof support systems | |
| CN103485826B (en) | Coal and Gas Outburst Accident Alarm Method | |
| CN113203433B (en) | Coal mine underground water inrush early warning monitoring device and method | |
| CN106829390A (en) | A kind of drag conveyor broken chain detecting device and its method | |
| Gu et al. | Occurrence mechanism of roof‐fall accidents in large‐section coal seam roadways and related support design for Bayangaole Coal Mine, China | |
| CN107764323A (en) | A kind of multi-parameter enclosed area danger Monitoring and forecasting system in real-time method | |
| Bar et al. | Managing landslide risks associated with erosion-driven slope instabilities using near real-time deformation monitoring systems | |
| CN108597166A (en) | A kind of stone pit safety monitoring system and method | |
| CN117514274A (en) | Urban rail transit construction risk early warning system and method | |
| CN205477749U (en) | Colliery anti -counterfeiting pushes up early warning device based on laser detection technology | |
| CN105443157B (en) | A kind of anti-roof fall prior-warning device in colliery based on Laser Detection Technique | |
| Kayesa | Prediction of slope failure at Letlhakane mine with the geomos slope monitoring system | |
| CN103104292B (en) | Method of judging and identifying quickly burst accident and forecasting scale of gas discharge scale in early beginning stage of burst accident | |
| CN109668541B (en) | Method for monitoring collapse disaster | |
| CN104134310B (en) | Municipal sewage pipe well silts up and flammable toxic and harmful monitoring warning device | |
| CN215574335U (en) | Pressure device for testing and detecting raw materials of highway engineering | |
| CN210285755U (en) | Material state monitoring system in bin allocation scraper conveyor groove box | |
| CN213543527U (en) | Tunnel convergence deflection early warning indication survey stake | |
| CN103161486A (en) | Waste rock blocking device and method for steep coal face | |
| CN203809042U (en) | Draw shaft grid sieve | |
| Saepulloh et al. | Managing the risk of uncontrolled flow of material (mudrush) at Argyle Diamond Mine | |
| CN112798045A (en) | Tunnel construction detection system | |
| CN207331811U (en) | A kind of accident warning device of loading machine | |
| CN213838633U (en) | Protective structure used during coal mine tunnel construction |
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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230818 |
|
| WW01 | Invention patent application withdrawn after publication |