CN119288614A - Urban traffic tunnels also serve as civil air defense systems - Google Patents
Urban traffic tunnels also serve as civil air defense systems Download PDFInfo
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- 230000007123 defense Effects 0.000 title claims abstract description 86
- 230000001681 protective effect Effects 0.000 claims abstract description 70
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
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- 238000007789 sealing Methods 0.000 claims description 31
- 230000002457 bidirectional effect Effects 0.000 claims description 27
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- 229910000831 Steel Inorganic materials 0.000 claims description 9
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- 230000006978 adaptation Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/103—Dams, e.g. for ventilation
- E21F17/12—Dam doors
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- 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
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- 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
- E21F16/00—Drainage
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- 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
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Abstract
本发明公开了一种城市交通隧道兼顾人民防空系统，包括交通隧道；隧道口设置有清洁式排风防护密闭门、进排风机密闭门，以在开启时确保交通隧道正常通行，而在战前关闭密闭门时，使交通隧道内部形成防护空间，同时清洁式排风防护密闭门可切换为清洁式通风形式或隔绝式防护模式；交通隧道设置有临时人员掩蔽区和临时物资掩蔽区；人行横洞和车行横洞均设置有双向受力防护密闭门，开启时确保正常通行，关闭时庇护临时人员和物资；交通隧道的隧道口、人行横洞以及车行横洞均提前预留设置有水管、电缆以及通信管线。通过采用上述设置，填补国内地下交通隧道兼顾人民防空领域的空白，使地下交通隧道设施建设兼顾人民防空需要，有效提高城市综合防护能力。
The invention discloses a system for taking into account the civil air defense of an urban traffic tunnel, including a traffic tunnel; a clean exhaust protection closed door and an air inlet and exhaust protection closed door are arranged at the tunnel entrance to ensure the normal passage of the traffic tunnel when opened, and when the closed door is closed before the war, a protective space is formed inside the traffic tunnel, and at the same time, the clean exhaust protection closed door can be switched to a clean ventilation form or an isolated protection mode; the traffic tunnel is provided with a temporary personnel sheltering area and a temporary material sheltering area; the pedestrian cross tunnel and the vehicle cross tunnel are both provided with a two-way force protection closed door to ensure normal passage when opened and to shelter temporary personnel and materials when closed; the tunnel entrance, the pedestrian cross tunnel and the vehicle cross tunnel of the traffic tunnel are all reserved in advance with water pipes, cables and communication pipelines. By adopting the above-mentioned arrangement, the gap in the field of taking into account the civil air defense of domestic underground traffic tunnels is filled, the construction of underground traffic tunnel facilities takes into account the needs of the civil air defense, and the comprehensive protection capability of the city is effectively improved.
Description
Technical Field
The invention belongs to the technical field of civil air defense engineering technology of urban underground spaces, and particularly relates to a civil air defense system for urban traffic tunnels.
Background
It is generally known that urban underground traffic tunnels give consideration to the requirements of civil air defense engineering, which are not only the clear regulations of the civil air defense method and the technical requirements of the civil air defense engineering tactics, but also the requirements of effectively improving the air defense and disaster prevention capabilities of the underground traffic tunnels. The urban underground traffic tunnel construction is realized, the requirements of people on air defense are met, and the urban underground traffic tunnel construction has very important strategic significance and obvious economic significance for further improving the overall protection and comprehensive damage resistance and disaster prevention capability of the city and promoting the sustainable development of the urban economy and society. At present, the overall scale and development speed of the development and utilization of the underground traffic tunnel are continuously improved, but the comprehensive utilization benefit of the underground traffic tunnel is still difficult to realize. The development of underground traffic tunnels generally takes the civil air defense work into account and is still in a starting stage, and most urban underground traffic tunnel projects in China do not completely take the civil air defense into account according to requirements, so that there is room for improvement.
At present, how to consider the requirements of people on air defense in underground traffic tunnel facility construction, the comprehensive protection capability of cities is effectively improved, and researches on integrity, comprehensiveness and scientificity are still lacking at present. At the technical and standard level, there are mainly several problems:
1) Underground traffic tunnels are not established at present in China to give consideration to civil air defense technical standards;
2) The underground traffic tunnel has ambiguous function positioning of civil air defense;
3) The underground traffic tunnel lacks of protection equipment corresponding to civil air defense engineering, civil air defense engineering construction and quality evaluation standards.
Therefore, the technical requirement of urban underground traffic trunk construction for people's air defense needs is provided, related protective equipment is developed, people's air defense equipment detection standards, people's air defense engineering construction and acceptance standards are compiled and researched, the urban underground traffic trunk construction for people's air defense needs is promoted, comprehensive utilization benefits of underground traffic tunnels are improved, development of underground traffic tunnels and development of people's air defense construction are promoted, urban underground traffic tunnels for people's air defense construction is comprehensively planned, urban safe and effective operation is ensured, war potential is preserved, and urgent requirements for urban overall protective capacity are enhanced.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the urban traffic tunnel system for taking account of people's air defense, fills up the blank that the domestic underground traffic tunnel takes account of people's air defense, ensures that the construction of underground traffic tunnel facilities takes account of people's air defense needs, and effectively improves the urban comprehensive protection capability.
The aim of the invention is achieved by the following technical scheme:
A city traffic tunnel gives consideration to people's air defense system comprises a traffic tunnel;
The tunnel portal of the traffic tunnel is provided with a steel-structured threshold-free double-leaf civil air defense door so as to ensure the normal passage of the traffic tunnel when the traffic tunnel is opened, and form a protection space inside the traffic tunnel when the traffic tunnel is closed;
When the steel structure threshold-free double civil air defense door is closed before a war, the air inlet and outlet fan airtight door realizes directional ventilation in the traffic tunnel through a fan, and the clean air exhaust airtight door can be switched into a clean ventilation mode or an isolated protection mode;
The pedestrian crossing and the vehicular crossing of the traffic tunnel are provided with bidirectional forced protection airtight doors so as to ensure normal passage of pedestrians or vehicles when the traffic tunnel is opened, and to shelter temporary personnel and materials and evacuate people or vehicles when the traffic tunnel is closed;
the tunnel portal, the crosswalk and the crosswalk of the traffic tunnel are reserved in advance and are provided with a water pipe, a cable and a communication pipeline.
Further, the tunnel portal of the traffic tunnel is retracted inwards by 9 meters to 12 meters to form a retraction section, and the steel-structure threshold-free double-leaf civil air defense door is arranged on the retraction section of the traffic tunnel.
Further, the clean type exhaust protective airtight door comprises a door frame and two opposite door leaves arranged on the door frame, wherein the door leaves are provided with ventilation windows and electric protective airtight doors, and the electric protective airtight doors are used for opening or closing the ventilation windows so as to control ventilation conditions of the traffic tunnels;
The electric protection sealing door comprises a rotation driving piece, a rotating shaft, a transmission rod, a pull rod, a sliding block, a sliding rail and a sealing plate, wherein the rotation driving piece is arranged on the door leaf, the rotating shaft and the driving end of the rotation driving piece coaxially rotate, the transmission rod is connected with the rotating shaft, the sliding rail is arranged on the sealing plate, the sliding block is in sliding connection with the sliding rail, one end of the pull rod is hinged with the tail end of the transmission rod, the other end of the pull rod is hinged with the sliding block, and when the rotation driving piece drives the rotating shaft and the transmission rod to synchronously rotate, the pull rod pulls or pushes the sealing plate to rotate so as to open or close the ventilation window.
Further, the ventilation window is provided with an explosion-proof wave valve assembly, and the explosion-proof wave valve assembly is used for improving the protection performance of the clean exhaust protective airtight door;
The explosion-proof wave valve assembly comprises a plurality of explosion-proof wave valve units integrated on the ventilating window, the explosion-proof wave valve units comprise an air supply channel and a wave-absorbing pipe arranged in the air supply channel, the wave-absorbing pipe does not seal the air supply channel when the airflow velocity in the air supply channel is not greater than a threshold value, and the wave-absorbing pipe moves in the air supply channel and seals the air supply channel under the action of airflow when the airflow velocity in the air supply channel is greater than the threshold value.
Further, the clean exhaust protective airtight door is provided with a small flood prevention door system, the small flood prevention door system comprises a small door opening below the door leaf and a flood prevention door, the flood prevention door is hinged to a door frame of the small door opening and can be used for closing the small door opening in an airtight manner, and the flood prevention door is convenient for timely draining water when flooding occurs so as to prevent flooding in the traffic tunnel.
Furthermore, the clean type exhaust protective airtight door, the air inlet and outlet fan airtight door and the bidirectional stress protective airtight door are all provided with door leaf locking mechanisms, and when the clean type exhaust protective airtight door, the air inlet and outlet fan airtight door and the bidirectional stress protective airtight door are closed before a war, the door leaf is manually or automatically closed through the door leaf locking mechanisms, so that the door closing efficiency can be improved and the operation is convenient;
The door leaf locking mechanism comprises a first reverser, a hand wheel, a first rotating rod, a second reverser, an upper sleeve assembly, an upper plug pin piece, a lower sleeve assembly and a lower plug pin piece, wherein the first reverser and the second reverser are respectively worm-gear worm reversers, the first reverser and the second reverser are arranged on a door leaf, the hand wheel is connected with the turbine end of the first reverser, one end of the first rotating rod is connected with the worm end of the first reverser, the other end of the first rotating rod is connected with the turbine end of the second reverser, the upper sleeve assembly and the lower sleeve assembly are respectively connected with the two worm ends of the second reverser, the upper plug pin piece is connected with the tail end of the upper sleeve assembly, the lower plug pin piece is connected with the tail end of the lower sleeve assembly, and the upper sleeve assembly and the lower sleeve assembly are synchronously moved up and down through the rotation driving action of the turbine ends of the second reverser, the upper plug pin piece and the lower sleeve assembly are driven to move synchronously, and further the traffic effect is improved through the locking of the upper plug pin and the lower sleeve assembly.
Further, the door frame bottom of clean type exhaust protection airtight door, advance exhaust fan airtight door, two-way atress protection airtight door all is provided with lift sill mechanism, lift sill mechanism includes rotation piece, crank connecting rod, sill, rotation piece sets up on the door frame, crank connecting rod's crank end with rotation piece's rotation end is connected, the sill sets up the connecting rod end of crank connecting rod, rotation piece passes through crank connecting rod drives the sill pushes down the back with the leakproofness between the ground.
Further, a liftable door shaft mechanism is arranged between the door leaves of the clean type exhaust protective airtight door, the air inlet and outlet fan airtight door and the bidirectional stress protective airtight door and the door frame, the liftable door shaft mechanism comprises a plurality of door frame connecting seats, door shafts and door leaf connecting seats, the door frame connecting seats are connected with the door frame, the door shafts are fixedly connected with the door frame connecting seats, the door leaf connecting seats are connected with the door leaves, the door leaf connecting seats are provided with a plurality of sliding supports, the sliding supports are sleeved on the surfaces of the door shafts, and the sliding supports and the door frame connecting seats are distributed in a staggered manner;
When the ground of the tunnel portal, the pedestrian crossing and the vehicle crossing of the traffic tunnel is an upward slope and a downward slope, when the clean type exhaust protection airtight door, the air inlet and outlet fan airtight door and/or the bidirectional stress protection airtight door are opened, the door leaf and the door shaft are lifted along with the rising of the gradient, so that the condition that the door is blocked when the door is opened is reduced.
Furthermore, the steel structure door has no threshold, the two doors and the two-way stress protection airtight door have the nuclear weapon resistance level of 5 to 6, the conventional weapon resistance level of 5 to 6 and the chemical defense level of T.
Furthermore, the surfaces of the clean exhaust protective airtight door, the air inlet and outlet fan airtight door and the bidirectional stress protective airtight door are coated with epoxy anticorrosive paint or POZD high-performance anticorrosive paint.
The invention has the following beneficial effects:
1. The air defense system can meet urgent requirements of civil air defense construction on civil air defense technology of the traffic tunnel, and can ensure that the underground traffic tunnel engineering can play a protection function of the civil air defense engineering in the war on the premise of not influencing the underground traffic tunnel engineering to be used as a traffic trunk at ordinary times.
2. The air defense system disclosed by the invention is used for comprehensively and effectively utilizing research results aiming at the characteristics of underground traffic tunnel engineering, guiding the design of the underground traffic tunnel engineering civil air defense system and carrying out optimization design. For example, ① is provided with a clean type exhaust protective airtight door and a double-door structure of an air inlet and exhaust fan airtight door at a tunnel portal so as to meet the normal ventilation effect in a traffic tunnel, meanwhile, the clean type exhaust protective airtight door can be switched to a clean type ventilation mode or an isolated type protection mode, ② is provided with a temporary personnel masking area and a temporary material masking area in the traffic tunnel, and meanwhile, a bidirectional stress protective airtight door is arranged in a pedestrian crossing and a vehicular crossing so as to facilitate the placement of temporary personnel and the storage of temporary materials, facilitate the shielding of temporary personnel and materials, and facilitate the temporary evacuation of people or vehicles. ③ The tunnel portal, the crosswalk and the crosswalk of the traffic tunnel are reserved with water pipes, cables and communication pipelines so as to meet the requirements of normal life inside the tunnel and communication with the outside. ④ The clean exhaust protective airtight door is provided with a small flood-proof door system, so that a small number of people can enter and exit and can timely drain outwards in waterlogging to prevent internal flooding, and ⑤ is used for setting high-performance anticorrosive paint on the surface of developed airtight door equipment, so that the service life of the equipment is prolonged, the maintenance cost is reduced, and the equipment is suitable for coastal high-humidity and high-salinity environments.
3. The underground traffic tunnel engineering is ensured to have the civil air defense function, and meanwhile, the cost investment is saved for the construction of the underground traffic tunnel engineering with the civil air defense engineering by optimizing the related indexes, providing the equipment scheme and unifying the related measures, so that the maximization of economic benefit, social benefit and combat readiness benefit is realized.
Drawings
Fig. 1 is a tunnel portal protection schematic diagram of a traffic tunnel of the present invention.
Fig. 2 is a schematic illustration of pedestrian crossing protection of the traffic tunnel of the present invention.
Fig. 3 is a schematic diagram of the traffic tunnel of the present invention for protecting a crosswalk.
Fig. 4 is a schematic diagram of the overall structure of the clean exhaust protective airtight door of the present invention.
Fig. 5 is a schematic view of a door leaf structure of the clean exhaust protective airtight door of the present invention.
Fig. 6 is a schematic view of the structure of the door leaf according to the present invention.
Fig. 7 is a schematic structural diagram of the small flood gate system of the present invention.
Fig. 8 is a schematic structural view of a lifting sill mechanism according to the present invention.
FIG. 9 is a second schematic view of the lifting sill mechanism of the present invention.
Fig. 10 is a schematic structural view of the electric protective sealing door of the present invention.
Fig. 11 is a schematic structural view of the door spindle mechanism capable of lifting.
Fig. 12 is a schematic structural view of the door locking mechanism of the present invention.
Fig. 13 is a schematic view showing the connection structure of the upper latch member, the third deflector and the lower latch member of the present invention.
Fig. 14 is a partial enlarged view at a in fig. 13.
In the figure:
1. The system comprises a traffic tunnel, a tunnel portal, a12, a pedestrian crossing, a 13, a vehicle crossing, a 14, a temporary personnel masking area, a 15, a temporary material masking area, a 16, a clean exhaust protective airtight door, a 17, an intake and exhaust fan airtight door, a 18, a two-way stress protective airtight door, a 19, a door frame, a 20 and a door leaf;
2. The door lock comprises a small flood-proof door system, a small door opening, a 22 flood-proof door, a 23 spanner type door lock;
3. The lifting bottom beam mechanism, 31, the rotating piece, 32, the crank connecting rod, 33 and the bottom beam;
4. 41, explosion wave-proof valve components;
5. An electric protective sealing door; 51, a rotation driving piece, 52, a rotating shaft, 53, a transmission rod, 54, a pull rod, 55, a sliding block, 56, a sliding rail, 57, a sealing plate, 58, a reinforcing rod, 59, a sliding block and 60, and a linkage rod;
6. A door shaft lifting mechanism; 61, a door frame connecting seat, 62, a door shaft, 63, a sleeve, 64, a door leaf connecting seat, 65, a sliding support, 66 and a limiting roller;
7. door leaf locking mechanism 71, first reverser 72, hand wheel 73, first rotating rod 74, second reverser 75, upper sleeve assembly 751, threaded sleeve 752, threaded rod 76, upper latch member 761, door top support 762, driving rod 763, lever 764, latch rod 77, lower sleeve assembly 78, lower latch member 79, second rotating rod 80, third reverser 81, third rotating rod 82, fourth reverser.
Detailed Description
The invention will now be described in further detail with reference to the drawings and to specific examples. The terms such as "upper", "inner", "middle", "left", "right" and "a" and the like recited in the present specification are also for convenience of description only and are not intended to limit the scope of the present invention, but rather to change or adjust the relative relationship thereof, without substantially changing the technical content, and are considered to be within the scope of the present invention.
As shown in fig. 1 to 14, the urban traffic tunnel 1 provided by the invention takes account of people's air defense system, fills the blank of taking account of people's air defense field of the domestic underground traffic tunnel 1, provides requirements meeting tactical technical requirement regulation and people's air defense engineering construction on the basis of the existing tunnel, meets fortification requirements and design standards (such as requirements and standards of Qingdao city), protective equipment atlas, quality inspection standards and protective engineering completion acceptance standards, so that the construction of underground traffic tunnel 1 facilities takes account of people's air defense requirements, and effectively improves urban comprehensive protection capability.
The system mainly has the innovation points that 1, the position and the form of an entrance are reasonably determined by maximally improving or utilizing a tunnel opening 11, a pedestrian crossing 12 and a vehicular crossing 13 of the existing tunnel so as to realize the entrance and the exit of personnel and materials before war; the ventilation problem in the tunnel is that under the condition of not influencing the normal ventilation of the tunnel, the way and measures of the internal environment are ensured, so that the opening is provided with an enlarged airtight channel, and meanwhile, a developed clean exhaust protection airtight door 16 and an air inlet and outlet fan airtight door 17 are arranged, so that the ventilation is not influenced when the tunnel is opened, and the ventilation can be switched to a clean ventilation and isolated protection mode when the tunnel is closed before the war; the method comprises the steps of 3, when the protection is carried out before the war in the tunnel, reserving water pipes, cables and communication pipelines in advance on a tunnel 11 part, a pedestrian crossing 12 and a vehicle crossing 13, taking corresponding protection and sealing measures on the water pipes, the cables and drainage ditches at the mouth part to meet the life and protection requirements of a protection space in the tunnel before the war, 4, setting defending communication contact points in proper areas in the tunnel to solve the problems of internal equipment coordination, personnel and material regulation, external communication information receiving and feedback and the like, 5, aiming at the influence of inconvenient door closing and opening due to gradient of road surfaces at the entrance and the exit, adapting to the entrance and the entrance personnel prevention door with a bidirectional large gradient so as to be convenient for normally open/close the door, 6, aiming at the problem of flooding prevention in the tunnel for the war protection, integrating the flood prevention, protection and ventilation functions into a whole by developing the personnel prevention door and combining actual operation using conditions, and 7, aiming at the condition of high humidity and salinity of coastal city environment, the surface of the developed civil air defense door adopts high-performance anti-corrosion paint, thereby prolonging the service life of equipment and reducing maintenance cost.
Based on the above brief description of the present invention and the development innovations, the following further describes the contents of the urban traffic tunnel 1 according to the present invention, which is a system for people's air defense.
An urban traffic tunnel 1 gives consideration to people's air defense system, as shown in fig. 1 to 4, comprises a traffic tunnel 1, wherein the traffic tunnel 1 is an existing conventional bidirectional tunnel, and corresponding pedestrian crosswalks 12 and vehicle crosswalks 13 are arranged between the bidirectional tunnels according to the needs, so that pedestrians and material vehicles can pass through conveniently.
The tunnel portal 11 of the traffic tunnel 1 is retracted inwards by 9 meters to 12 meters (preferably 10 meters) to form a retraction section, the retraction section of the traffic tunnel 1 is provided with a steel structure threshold-free double-fan civil air-defense door, an installation space can be provided for the steel structure threshold-free double-fan civil air-defense door in a manner of retracting the tunnel portal 11 inwards, normal traffic of the traffic tunnel 1 is ensured when the traffic tunnel is opened, and a protection space is formed inside the traffic tunnel 1 when the traffic tunnel is closed. The steel structure threshold-free double-fan civil air defense door comprises a clean air exhaust protection airtight door 16 and an air inlet and exhaust fan airtight door 17, wherein the clean air exhaust protection airtight door 16 is positioned at one side close to the outside of the traffic tunnel 1, the clean air exhaust protection airtight door 16 can switch a clean ventilation or isolation protection mode, the air inlet and exhaust fan airtight door 17 can realize ventilation and air guide functions in the traffic tunnel 1 through a fan (the air inlet and exhaust fan airtight door 17 is provided with the air inlet fan/the air exhaust fan), and therefore, when the steel structure threshold-free double-fan civil air defense door is closed before a war, the air inlet and exhaust fan airtight door 17 realizes directional ventilation in the traffic tunnel 1 through the fan, and the clean air exhaust protection airtight door 16 can be switched into a clean ventilation mode or an isolation protection mode.
Meanwhile, a temporary personnel masking zone 14 and a temporary material masking zone 15 are arranged on one of the road walls of the traffic tunnel 1, the temporary personnel masking zone 14 and the temporary material masking zone are multiple, and are arranged adjacently in a staggered mode, and are used for temporary personnel placement and temporary material storage before or during a war. The pedestrian crossing 12 and the vehicular crossing 13 of the traffic tunnel 1 are both provided with a bi-directional forced protection airtight door 18 to ensure normal passage of pedestrians or vehicles when opened, and to shelter temporary personnel and materials when closed, while facilitating temporary evacuation of people or vehicles.
In the air defense system, in order to facilitate normal life of people in a pre-war or war time tunnel, the tunnel mouth 11, the pedestrian crossing 12 and the vehicular crossing 13 of the traffic tunnel 1 are reserved in advance to be provided with water pipes, cables and communication pipelines, and the water pipes, the cables and the communication pipelines take corresponding protective airtight measures (such as arranging a bidirectional stress protective airtight door 18 in the pedestrian crossing 12 and the vehicular crossing 13, arranging a closed gate or an isolation net in a corresponding ditch or pipeline and the like) when penetrating through a protective airtight wall body so as to ensure that the air defense space formed in the traffic tunnel 1 reaches a relatively safe protection level before war or in war time, thereby meeting the normal life of people in the traffic tunnel 1 and simultaneously keeping normal information communication outside if necessary.
In the air defense system, the developed clean type air exhaust protective airtight door 16, the air inlet and outlet fan airtight door 17 and the bidirectional stress protective airtight door 18 have the following technical indexes that 1, the anti-nuclear weapon resistance grade is 5-6, 2, the anti-conventional weapon resistance grade is 5-6, 3, the anti-chemical grade is butyl, 4, the maximum allowable air leakage Qy is less than or equal to 5.28m 3/h when the airtight performance is over pressure of 50Pa, 5, the vertical movement battle achievement can be converted into the air leakage Qy of no less than 4 people or no less than 20 minutes when the operator of each door is no less than 2, 6, the road surface adopts no threshold or no trench grade, the structure realizes barrier-free passing, 7, the adaptation civil engineering condition is that the longitudinal gradient is less than or equal to 3%, the door is opened in the ascending direction, 8, the flood prevention function is that the water head is less than or equal to 15 m, 9, and the ventilation performance of the clean type protective airtight door 16 is that 20 groups of valve ventilation resistance is no less than or equal to 20m 3/h when the ventilation resistance of 20 groups of valve is no less than 250 Pa.
In the air defense system, the existing traffic tunnel 1 is sometimes arranged at a coastal position, so that the conditions of high humidity and high salinity exist, and the problem of equipment corrosion prevention needs to be considered when equipment is developed, so that the surfaces of the clean exhaust protective airtight door 16, the air inlet and outlet fan airtight door 17 and the bidirectional stress protective airtight door 18 are coated with epoxy corrosion-resistant paint or POZD high-performance corrosion-resistant paint, the service life of the equipment is prolonged, the maintenance cost is reduced, and meanwhile, the air defense system formed by the traffic tunnel 1 through the sealing door before or during a war can further improve the protection and air defense effect.
In the air defense system, as shown in fig. 4 to 7, the extreme disaster problem of urban waterlogging is considered, and the flood prevention requirement is comprehensively considered when equipment is developed, so that the developed clean exhaust protective airtight door 16 is also designed in such a way that the clean exhaust protective airtight door 16 is provided with a small flood prevention door system 2 for people to conveniently drain outwards simultaneously so as to achieve the flood prevention effect in the air defense system (namely, the inside of the traffic tunnel 1). The small flood gate system 2 comprises small gates 21 and flood gates 22 which are arranged below the door leaves 20 of the clean exhaust protective airtight door 16, the number of the small gates 21 can be set on one or two door leaves 20 according to actual needs, the flood gates 22 are hinged on the door frames 19 of the small gates 21 and can hermetically close the small gates 21, and the flood gates 22 facilitate timely drainage when flooding occurs so as to prevent flooding in the traffic tunnel 1.
Regarding the locking function of the flood gate 22, a spanner type door lock 23 is arranged on the flood gate 22, the spanner type door lock 23 is provided with a spanner and a lock head, and the lock head is directly controlled to be closed through the spanner. Meanwhile, the inner wall of the small gate 21 is also provided with a boss, a sealing ring is arranged on the boss, a groove matched with the boss is formed in the outer peripheral surface of the flood gate 22, and the sealing ring is also arranged in the groove. Therefore, after the flood gate 22 is closed, the groove of the flood gate 22 can be well matched with the boss of the small gate 21 to play a role in primary waterproof sealing, and meanwhile, the sealing ring of the flood gate 22 and the sealing ring of the small gate 21 can be mutually extruded, so that secondary waterproof sealing is achieved. Thus, after the flood gate 22 is closed, good sealing and waterproof effects can be achieved.
In the air defense system, as shown in fig. 4 to 9, the tunnel portal 11, the pedestrian crossing 12 and the pedestrian crossing 13 of the traffic tunnel 1 can be used for passing vehicles or pedestrians after opening the airtight doors, so that the clean air exhaust protection airtight doors 16, the air intake and exhaust fan airtight doors 17 and the installation ground corresponding to the bidirectional stress protection airtight doors 18 adopted by the system are designed without threshold so as to facilitate the barrier-free passing of pedestrians or vehicles. Based on this, in order to further improve the tightness between the airtight door and the ground after closing in the traffic tunnel 1 and achieve the waterproof effect, the clean exhaust protection airtight door 16, the intake and exhaust fan airtight door 17 and the bidirectional stress protection airtight door 18 are designed such that the clean exhaust protection airtight door 16, the intake and exhaust fan airtight door 17 and the bidirectional stress protection airtight door 18 each comprise a door frame 19 and a split door leaf 20 arranged on the door frame 19, the bottom of the door frame 19 is provided with a lifting bottom beam mechanism 3, the lifting bottom beam mechanism 3 comprises a rotating member 31, a crank connecting rod 32 and a bottom beam, the rotating member 31 can be a manual operating member (such as a manual wrench or a hand wheel 72) or an electric operating member (such as a servo motor or a speed reducing motor), the rotating member 31 is arranged on the door frame 19, the crank end of the crank connecting rod 32 is connected with the rotating end of the rotating member 31, the bottom beam 33 is arranged at the connecting rod end of the crank connecting rod 32, and the bottom beam 33 is arranged between the vertical beams on both sides of the door frame 19. Therefore, under the limiting action of the two vertical beams, the rotating piece 31 drives the bottom beam 33 to press down through the crank connecting rod 32 when rotating, and then the bottom beam is abutted against the ground (the ground can be the geographic ground in the traffic tunnel 1 or the steel or metal plate at the bottom end of the door frame 19), so that the tightness between the bottom beam 33 and the ground is improved.
Regarding the lifting/lowering sill mechanism 3, in order to improve the stability of the lifting/lowering movement of the sill 33, the number of the rotating members 31 may be plural, and the plurality of rotating members 31 may be uniformly distributed on the sill 33, so that when the plurality of rotating members 31 operate synchronously, the plurality of crank links 32 may generate a downward force on the sill 33 to be uniformly distributed on the sill 33, thereby improving the stability of the downward movement of the sill 33, and reducing the occurrence of motion jamming. In addition, the bottom surface of the bottom beam 33 is simultaneously provided with the hollow rubber strip, and the section of the hollow rubber strip is wedge-shaped, so that in the downward movement process of the bottom beam 33, the hollow rubber strip can deform by itself to improve the tightness between the bottom beam 33 and the ground, and meanwhile, the wedge-shaped surface of the hollow rubber strip can improve the contact area between the bottom beam 33 and the ground to further improve the tightness, thereby improving the waterproof effect of the airtight door after installation.
In the air defense system, as shown in fig. 4 to 10, ventilation and exhaust functions in the traffic tunnel 1 are mainly realized by means of a clean exhaust protection airtight door 16 and an air intake and exhaust fan airtight door 17, wherein the air intake and exhaust fan airtight door 17 mainly enables the traffic tunnel 1 to internally orient air through an air intake fan and/or an exhaust fan, and the clean exhaust protection airtight door 16 can be switched into a clean ventilation mode or an isolated protection mode.
The following description is made about a structure of the clean type exhaust protective airtight door 16 for realizing switching of the clean type ventilation form or the isolated type protection, wherein a door leaf 20 of the clean type exhaust protective airtight door 16 is provided with a ventilation window 4 and an electric protective airtight door 5, and the electric protective airtight door 5 is used for opening or closing the ventilation window 4 so as to control the ventilation condition of the traffic tunnel 1. The electric protection sealing door 5 comprises a rotation driving piece 51, a rotating shaft 52, a transmission rod 53, a pull rod 54, a sliding block 55, a sliding rail 56 and a sealing plate 57, wherein the rotation driving piece 51 adopts a motor base and a motor arranged on the motor base, the rotation driving piece 51 is arranged on the door leaf 20, the rotating shaft 52 and the driving end of the rotation driving piece 51 rotate coaxially, the rotating shaft 52 and the door leaf 20 are relatively parallel and vertically arranged, the transmission rod 53 is connected with the rotating shaft 52 (the connection can be in a welding fixation or bolt fixation mode, etc.), the sliding rail 56 is mounted on the sealing plate 57 through screw locking, the sliding rail 56 is transversely distributed, the sliding block 55 is in sliding connection with the sliding rail 56, one end of the pull rod 54 is hinged with the tail end of the transmission rod 53, and the other end of the pull rod 54 is hinged with the sliding block 55. Therefore, the rotation driving member 51 works to drive the rotation shaft 52 and the transmission rod 53 to rotate synchronously, and the pull rod 54 pulls or pushes the slider 55 to slide adaptively on the slide rail 56, and simultaneously drives the sealing plate 57 to rotate to open or close the ventilation window 4.
Regarding the electric protection airtight door structure, in order to improve the stability of the overturning motion of the driving sealing plate 57, and simultaneously improve the wind resistance effect of the sealing plate 57, the electric protection airtight door structure further comprises two transversely distributed reinforcing rods 58, sliding blocks 59 which are slidably matched with the reinforcing rods 58, and a linkage rod 60 with two ends respectively connected with the sliding blocks 59 and the sliding blocks 55, so that when the rotation driving piece 51 works, under the rotation traction action of the pull rod 54, the sliding blocks 59 and the linkage rod 60 can slide simultaneously along with the sliding blocks 55, and the stability of the overturning motion of the sealing plate 57 is improved. The traction mechanism formed by the transmission rod 53, the pull rod 54, the sliding block 55, the sliding rail 56 and the reinforcing rod 58 can be one or more according to the design of the height adaptability of the sealing plate 57, so that the traction force born by the sealing plate 57 is uniform, the stability of driving the overturning sealing plate 57 is further improved, the wind resistance effect of the sealing plate 57 can be better improved due to the design of the reinforcing rod 58, and the protection effect of the clean exhaust protective airtight door 16 is improved.
In the air-defense system, the ventilation window 4 is directly exposed to the outside, so that the explosion-proof wave condition in the war is required to be considered in the design, and the invention also has the following structural design that the ventilation window 4 is provided with an explosion-proof wave valve assembly 41, the explosion-proof wave valve assembly 41 is used for improving the protection performance of the clean exhaust protective airtight door 16, the explosion-proof wave valve assembly 41 comprises a plurality of explosion-proof wave valve units integrated on the ventilation window 4, the explosion-proof wave valve units comprise an air supply channel and a wave-absorbing pipe arranged in the air supply channel, the air supply channel and the wave-absorbing pipe are in a frustum shape, the tail end of the air supply channel, which is close to the tail end of the traffic tunnel 1, is provided with an elastic piece, the tail end of the elastic piece is connected with the tail end of the wave-absorbing pipe, the spring is in a natural state, when the air flow rate in the air supply channel is not greater than a threshold value, the explosion-absorbing pipe is not closed to the air supply channel under the elastic action of the elastic piece, so that the gap between the wave-absorbing pipe and the air supply channel is used for improving the protection performance of the clean exhaust protective airtight door 16, and when the air flow rate in the air supply channel is greater than the threshold value, the air flow rate in the air supply channel is acted by the elastic piece, and the elastic piece is acted by the air flow and is in the air channel and is well acted by the air channel, and the elastic piece is arranged in the air channel and the air channel, which is closed by the air channel and the air channel.
Therefore, when explosion waves are generated outside the war traffic tunnel 1 by arranging the explosion-proof wave unit on the ventilation window 4, the ventilation window 4 of the clean exhaust protective airtight door 16 can rapidly close the air supply channel, has high wave-absorbing rate and high reaction speed, and is tested according to experiments, the pressure peak wave-absorbing rate of the airtight door is 91%, the energy wave-absorbing rate is more than 99%, and the residual pressure behind the valve is less than 0.03MPa.
In the air defense system, as shown in fig. 4 to 11, since the traffic tunnel 1 is usually constructed according to the actual topography, the tunnel portal 11, the pedestrian crossing 12 and the vehicular crossing 13 have the condition of up-down slopes, so that when the opening direction of the airtight door has an up slope, the airtight door can be blocked by mistake when the opening direction of the airtight door has an up slope, and because the airtight door developed by the system also needs to consider the problem that the opening direction has an up slope. In this regard, the invention is designed for the airtight door, namely, the cleaning type exhaust protective airtight door 16, the air inlet and outlet fan airtight door 17, the door leaf 20 of the bidirectional stress protective airtight door 18 and the door frame 19 are respectively provided with the liftable door shaft mechanism 6, and the liftable door shaft mechanism 6 can synchronously lift the door leaf 20 through the liftable door shaft 62, so that the problem that the door opening direction has an ascending slope is overcome, the door opening is smooth, the door opening or closing efficiency can be improved before or during a war, and the operation is convenient.
The liftable door shaft mechanism 6 comprises a plurality of door frame connecting seats 61, door shafts 62 and door leaf connecting seats 64, the door frame connecting seats 61 and the door frames 19 are connected, the door shafts 62 are multi-section door shafts 62, the multi-section door shafts 62 are connected through sleeves 63, the door shafts 62 are fixedly connected with the door frame connecting seats 61 (the fixed connection mode can be welding fixation or bolt fixation), the door leaf connecting seats 64 are connected with side edges of the door leaf 20 through bolts in a locking mode, the door leaf connecting seats 64 are provided with a plurality of sliding supports 65, the sliding supports 65 are sleeved on the surfaces of the door shafts 62, the sliding supports 65 and the door frame connecting seats 61 are distributed in a staggered mode, and when the ground of the tunnel mouth 11, the pedestrian crossing 12 and the vehicle crossing 13 of the traffic tunnel 1 is an up-down slope, when the clean exhaust protection airtight door 16, the air inlet and exhaust fan airtight door 17 and/or the bidirectional forced protection airtight door 18 are opened, the door 20 and the door shafts 62 are lifted along with rising slopes so as to reduce the occurrence of blocking during door opening.
Since the door spindle 62 of the present invention is connected in a plurality of stages by the sleeve 63, it is also considered that the sliding support 65 slides out of the door spindle 62 or has collision interference with the sleeve 63. The liftable door shaft mechanism 6 further comprises a limiting roller 66 mechanism, wherein the limiting rollers 66 are respectively arranged on the door frame connecting seat 61 at the tail end and the door frame connecting seat 61 close to the sleeve 63, the wheel surface of the limiting roller 66 is made of rubber materials, the wheel surface of the limiting roller 66 is propped against the outer peripheral surface of the door shaft 62, the wheel shaft of the limiting roller 66 is vertical to the door shaft 62, and meanwhile, limiting grooves are formed on the surface of the door shaft 62 on two sides of the limiting roller 66, when the door is opened or closed, when the door leaf 20 moves up and down in a gradient manner, when the limiting grooves are matched with the limiting roller 66, the continuous lifting movement of the door leaf 20 can be limited, so that the situation that the sliding support 65 slides out of the door shaft 62 or collides with the sleeve 63 is prevented, and the limiting and protecting effects are achieved.
In the air defense system, as shown in fig. 4 to 14, the clean type air exhaust protective airtight door 16, the air inlet and outlet fan airtight door 17 and the bidirectional stress protective airtight door 18 are all provided with the door leaf locking mechanism 7, and when the clean type air exhaust protective airtight door 16, the air inlet and outlet fan airtight door 17 and the bidirectional stress protective airtight door 18 are closed before a war, the door leaf 20 is manually or automatically closed through the door leaf locking mechanism 7, so that the door closing efficiency can be improved and the operation is convenient.
The door leaf locking mechanism 7 comprises a first reverser 71, a hand wheel 72, a first rotating rod 73, a second reverser 74, an upper sleeve assembly 75, an upper plug pin 76, a lower sleeve assembly 77 and a lower plug pin 78, wherein the first reverser 71 and the second reverser 74 are worm and gear reversers, the first reverser 71 and the second reverser 74 are arranged on a door leaf 20, the hand wheel 72 is connected with the turbine end of the first reverser 71, one end of the first rotating rod 73 is connected with the worm end of the first reverser 71, the other end of the first rotating rod 73 is connected with the turbine end of the second reverser 74, the upper sleeve assembly 75 and the lower sleeve assembly 77 are respectively connected with the two worm ends of the second reverser 74, the upper plug pin 76 is connected with the tail end of the upper sleeve assembly 75, and the lower plug pin 78 is connected with the tail end of the lower sleeve assembly 77. Therefore, when the hand wheel 72 is rotated, the first reverser 71 can vertically transfer the rotation direction of the hand wheel 72 to the first rotating rod 73 through the internal worm and gear structure, and likewise, when the first rotating rod 73 is rotated, the second reverser 74 can vertically transfer the rotation direction of the first rotating rod 73 to the upper sleeve assembly 75 and the lower sleeve assembly 77 through the internal worm and gear structure, and the telescopic functions of the upper sleeve assembly 75 and the lower sleeve assembly 77 are utilized, so that the upper bolt member 76 and the lower bolt member 78 are adjusted to move upwards and downwards respectively so as to be spliced with the door frame 19 to realize locking, and the locking can be realized through a small number of operators when the airtight door is closed before a war, thereby having the functions of simplicity and convenience in operation, high efficiency and saving people.
In order to improve stability of the door locking mechanism 7 in locking a closed door, two sets of upper latch members 76 and lower latch members 78 are symmetrically arranged on two worm ends of a first reverser 71, each set of upper latch members 76 and lower latch members 78 are two, in order to drive four upper latch members 76 to move up and down synchronously by utilizing a hand wheel 72, the door locking mechanism 7 further comprises a second rotating rod 79, a third reverser 80, a fourth reverser 82 and a third rotating rod 81, the third reverser 80 and the fourth reverser 82 are arranged on a door leaf 20, two ends of the second rotating rod 79 are respectively connected with worm ends of the second reverser 74 and worm ends of the third reverser 80, the other worm end of the third reverser 80 is connected with the upper latch members 76 through an upper sleeve assembly 75, and two ends of the third rotating rod 81 are respectively connected with a turbine end of the third reverser 80 and a turbine end of the fourth reverser 82, and the two worm ends of the fourth latch members 82 are respectively connected with the upper latch members 76 and the lower latch members 78 through the upper sleeve assembly 75 and the lower sleeve assembly 77. Therefore, when the hand wheel 72 is rotated, the functions of lifting and locking the upper plug pin 76 and the lower plug pin 78 are simultaneously realized through the first reverser 71, the first rotating rod 73, the second reverser 74, the second rotating rod 79, the third reverser 80, the third rotating rod 81 and the fourth reverser 82, so that the door closing action can be realized by a small number of operators when the door is closed before a war, and the door closing device has the functions of convenient operation and high efficiency.
Regarding the upper sleeve assembly 75 and the lower sleeve assembly 77 of the present invention, the upper sleeve assembly 75 and the lower sleeve assembly 77 have the same structure, the upper sleeve assembly 75 includes a threaded sleeve 751 and a threaded rod 752 in threaded engagement, the end of the threaded rod 752 is connected with the worm end of the commutator (which may be the second commutator 74, the third commutator 80, and the fourth commutator 82), the threaded sleeve 751 is connected with the upper latch 76, and under the limiting action of the upper latch 76 and/or the lower latch 78, when the worm end of the commutator (which may be the second commutator 74, the third commutator 80, and the fourth commutator 82) rotates, the lifting function of the upper latch 76 and/or the lower latch 78 can be controlled by the principle of threaded adjustment.
Regarding the upper latch member 76 of the present invention, the top surface of the door frame 19 is provided with a plurality of lock holes corresponding to the upper latch member 76, and the upper latch member 76 cooperates with the corresponding lock holes through lifting movement under the driving action of the hand wheel 72, thereby achieving the function of locking the door. The upper latch 76 includes a door top support 761, a driving rod 762, a lever 763, and an inserting rod 764, where the door top support 761 is disposed at the top of the door leaf 20, the door top support 761 has an inner cavity, an inserting hole corresponding to the lock hole is formed in an inner bottom surface of the inner cavity, one end of the driving rod 762 is connected with the upper sleeve assembly 75, the other end of the driving rod 762 is inserted into the bottom surface of the door top support 761 and located in the inner cavity, the middle part of the lever 763 is rotatably connected with an inner wall of the inner cavity, the lever 763 is located between the inserting hole and the driving rod 762, one end of the lever 763 is hinged with an end of the driving rod 762, the other end of the lever 763 is glued with one end of the inserting rod 764, and the other end of the inserting rod 764 is opposite to the inserting hole. Therefore, according to the principle of the lever 763, when the driving rod 762 is lifted, the lever 763 drives the inserting rod 764 to be inserted into the jack and simultaneously matched with the corresponding lock hole on the door frame 19, so that the locking function of the door lock is achieved, otherwise, when the driving rod 762 is lifted, the lever 763 drives the inserting rod 764 to move upwards to be contained in the inner cavity, and meanwhile, the locking function of the door lock is contacted, so that the door lock has the functions of simplicity, convenience and high efficiency in operation.
In summary, the urban traffic tunnel 1 of the invention gives consideration to the people's air defense system and has the following beneficial effects:
1. The air defense system can meet urgent requirements of civil air defense construction on the civil air defense technology of the traffic tunnel 1, and can ensure that the underground traffic tunnel 1 engineering can play a protection function of the civil air defense engineering in the war on the premise of not influencing the underground traffic tunnel 1 engineering to be used as a traffic main road at ordinary times.
2. The air defense system disclosed by the invention is used for comprehensively and effectively utilizing research results aiming at the characteristics of the underground traffic tunnel 1 engineering, guiding the underground traffic tunnel 1 engineering civil air defense system design and carrying out optimization design. For example, ① is provided with a double-door structure of a clean air exhaust protective airtight door 16 and an air inlet and exhaust fan airtight door 17 at a tunnel portal 11 so as to meet the normal ventilation effect in the traffic tunnel 1, meanwhile, the clean air exhaust protective airtight door 16 can be used for switching to a clean ventilation mode or an isolated protection mode, ② is provided with a temporary personnel masking area 14 and a temporary material masking area 15 in the traffic tunnel 1, and meanwhile, a bidirectional stress protective airtight door 18 is provided at a pedestrian crosswalk 12 and a vehicular crosswalk 13 so as to facilitate the placement of temporary personnel and the storage of temporary materials, facilitate the shelter of temporary personnel and materials, and facilitate the temporary evacuation of people or vehicles. ③ The tunnel portal 11, the pedestrian crossing 12 and the vehicle crossing 13 of the traffic tunnel 1 are reserved with water pipes, cables and communication pipelines so as to meet the normal life inside the tunnel and the communication with the outside. ④ The clean exhaust protective airtight door 16 is provided with a small flood-proof door system 2 so that a small number of people can enter and exit and can timely drain water outwards in waterlogging to prevent internal flooding, and ⑤ is used for setting high-performance anticorrosive paint on the surface of developed airtight door equipment so as to prolong the service life of the equipment and reduce the maintenance cost, thereby being suitable for coastal high-humidity and high-salinity environments.
3. While ensuring that the engineering of the underground traffic tunnel 1 gives consideration to the civil air defense function, the construction of the underground traffic tunnel 1 gives consideration to the civil air defense engineering saves the investment of expenses by optimizing related indexes, providing equipment schemes and unifying related measures, and maximizes economic benefit, social benefit and combat readiness benefit.
The embodiments of the present invention are not limited thereto, and the present invention may be modified, substituted or combined in various other forms without departing from the basic technical spirit of the present invention, which falls within the scope of the claims, according to the above-described aspects of the present invention, using the general knowledge and conventional means of the art.
Claims (10)
1. A city traffic tunnel gives consideration to people's air defense system is characterized by comprising a traffic tunnel;
The tunnel portal of the traffic tunnel is provided with a steel-structured threshold-free double-leaf civil air defense door so as to ensure the normal passage of the traffic tunnel when the traffic tunnel is opened, and form a protection space inside the traffic tunnel when the traffic tunnel is closed;
When the steel structure threshold-free double civil air defense door is closed before a war, the air inlet and outlet fan airtight door realizes directional ventilation in the traffic tunnel through a fan, and the clean air exhaust airtight door can be switched into a clean ventilation mode or an isolated protection mode;
The pedestrian crossing and the vehicular crossing of the traffic tunnel are provided with bidirectional forced protection airtight doors so as to ensure normal passage of pedestrians or vehicles when the traffic tunnel is opened, and to shelter temporary personnel and materials and evacuate people or vehicles when the traffic tunnel is closed;
the tunnel portal, the crosswalk and the crosswalk of the traffic tunnel are reserved in advance and are provided with a water pipe, a cable and a communication pipeline.
2. The urban traffic tunnel considering civil air defense system according to claim 1, wherein the tunnel portal of the traffic tunnel is retracted inwards by 9 meters to 12 meters to form a retracted section, and the steel-structured threshold-free double civil air defense door is arranged at the retracted section of the traffic tunnel.
3. The urban traffic tunnel compatible civil air defense system according to claim 1, wherein the clean type exhaust protective airtight door comprises a door frame and two opposite door leaves arranged on the door frame, the door leaves are provided with ventilation windows and electric protective airtight doors, and the electric protective airtight doors are used for opening or closing the ventilation windows so as to control ventilation conditions of the traffic tunnel;
The electric protection sealing door comprises a rotation driving piece, a rotating shaft, a transmission rod, a pull rod, a sliding block, a sliding rail and a sealing plate, wherein the rotation driving piece is arranged on the door leaf, the rotating shaft and the driving end of the rotation driving piece coaxially rotate, the transmission rod is connected with the rotating shaft, the sliding rail is arranged on the sealing plate, the sliding block is in sliding connection with the sliding rail, one end of the pull rod is hinged with the tail end of the transmission rod, the other end of the pull rod is hinged with the sliding block, and when the rotation driving piece drives the rotating shaft and the transmission rod to synchronously rotate, the pull rod pulls or pushes the sealing plate to rotate so as to open or close the ventilation window.
4. The urban traffic tunnel compatible people's air defense system according to claim 3, wherein the ventilation window is provided with an explosion-proof wave valve assembly for improving the protection performance of the clean exhaust protective airtight door;
The explosion-proof wave valve assembly comprises a plurality of explosion-proof wave valve units integrated on the ventilating window, the explosion-proof wave valve units comprise an air supply channel and a wave-absorbing pipe arranged in the air supply channel, the wave-absorbing pipe does not seal the air supply channel when the airflow velocity in the air supply channel is not greater than a threshold value, and the wave-absorbing pipe moves in the air supply channel and seals the air supply channel under the action of airflow when the airflow velocity in the air supply channel is greater than the threshold value.
5. The urban traffic tunnel air defense system according to claim 1, wherein the clean exhaust protective airtight door is provided with a small flood gate system, the small flood gate system comprises a small gate opening below the door leaf and a flood gate, the flood gate is hinged on a door frame of the small gate and can hermetically close the small gate, and the flood gate is convenient for timely draining water when flooding occurs so as to prevent flooding in the traffic tunnel.
6. The urban traffic tunnel compatible civil air defense system according to claim 1, wherein the clean type exhaust protective airtight door, the air intake and exhaust fan airtight door and the bidirectional stress protective airtight door are all provided with door leaf locking mechanisms, and when the clean type exhaust protective airtight door, the air intake and exhaust fan airtight door and the bidirectional stress protective airtight door are closed before a war, the door leaf is manually or automatically closed by the door leaf locking mechanisms, so that the door closing efficiency can be improved and the operation is convenient;
The door leaf locking mechanism comprises a first reverser, a hand wheel, a first rotating rod, a second reverser, an upper sleeve assembly, an upper plug pin piece, a lower sleeve assembly and a lower plug pin piece, wherein the first reverser and the second reverser are respectively worm-gear worm reversers, the first reverser and the second reverser are arranged on a door leaf, the hand wheel is connected with the turbine end of the first reverser, one end of the first rotating rod is connected with the worm end of the first reverser, the other end of the first rotating rod is connected with the turbine end of the second reverser, the upper sleeve assembly and the lower sleeve assembly are respectively connected with the two worm ends of the second reverser, the upper plug pin piece is connected with the tail end of the upper sleeve assembly, the lower plug pin piece is connected with the tail end of the lower sleeve assembly, and the upper sleeve assembly and the lower sleeve assembly are synchronously moved up and down through the rotation driving action of the turbine ends of the second reverser, the upper plug pin piece and the lower sleeve assembly are driven to move synchronously, and further the traffic effect is improved through the locking of the upper plug pin and the lower sleeve assembly.
7. The urban traffic tunnel compromise people's air defense system of claim 6, wherein, clean formula exhaust protection airtight door, advance exhaust fan airtight door, two-way atress protection airtight door's door frame bottom all is provided with lift sill mechanism, lift sill mechanism includes rotation piece, crank connecting rod, sill, rotation piece sets up on the door frame, the crank end of crank connecting rod with the rotation end of rotation piece is connected, the sill sets up at the connecting rod end of crank connecting rod, rotation piece passes through the tightness between the sill after the crank connecting rod drives the sill pushes down with ground.
8. The urban traffic tunnel considering civil air defense system according to claim 1, wherein a liftable door shaft mechanism is arranged between a door leaf and a door frame of the clean type exhaust protective airtight door, the air inlet and outlet fan airtight door and the bidirectional stress protective airtight door, the liftable door shaft mechanism comprises a plurality of door frame connecting seats, door shafts and door leaf connecting seats, the door frame connecting seats are connected with the door frame, the door shafts are fixedly connected with the door frame connecting seats, the door leaf connecting seats are connected with the door leaf, the door leaf connecting seats are provided with a plurality of sliding supports, the sliding supports are sleeved on the surface of the door shaft, and the sliding supports are distributed in a staggered manner with the door frame connecting seats;
When the ground of the tunnel portal, the pedestrian crossing and the vehicle crossing of the traffic tunnel is an upward slope and a downward slope, when the clean type exhaust protection airtight door, the air inlet and outlet fan airtight door and/or the bidirectional stress protection airtight door are opened, the door leaf and the door shaft are lifted along with the rising of the gradient, so that the condition that the door is blocked when the door is opened is reduced.
9. The urban traffic tunnel compatible civil air defense system according to claim 1, wherein the steel structure non-threshold double civil air defense door and the bi-directional stress protection airtight door have a nuclear weapon resistance level of 5 to 6, a conventional weapon resistance level of 5 to 6 and a chemical defense level of T.
10. The urban traffic tunnel compatible people's air defense system according to claim 1, wherein the surfaces of the clean exhaust protective airtight door, the air intake and exhaust fan airtight door and the bidirectional stress protective airtight door are coated with epoxy anticorrosive paint or POZD high-performance anticorrosive paint.
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| CN202411634689.3A CN119288614A (en) | 2024-11-15 | 2024-11-15 | Urban traffic tunnels also serve as civil air defense systems |
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| CN202411634689.3A CN119288614A (en) | 2024-11-15 | 2024-11-15 | Urban traffic tunnels also serve as civil air defense systems |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119981952A (en) * | 2025-02-13 | 2025-05-13 | 广州地铁设计研究院股份有限公司 | Urban traffic tunnel takes account of people's air defense system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119981952A (en) * | 2025-02-13 | 2025-05-13 | 广州地铁设计研究院股份有限公司 | Urban traffic tunnel takes account of people's air defense system |
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