Civil air defense door based on high-barrier effect
Technical Field
The invention relates to the technical field of civil air defense doors, in particular to a civil air defense door based on a high-barrier effect.
Background
Civil air defense engineering also calls civil air defense workers, which refer to underground protective buildings independently built for guaranteeing personnel and material shielding, civil air defense commanding and medical aid in wartime and basements built by combining ground buildings and used for air defense in wartime, and the civil air defense engineering is an important facility for preventing enemy from attacking suddenly, effectively shielding personnel and materials and storing war potential; the method is an engineering guarantee for adhering to town battles and supporting anti-aggression wars to victory for a long time;
the excavation type civil air defense engineering is constructed by adopting a method of firstly excavating earth and stone sides of an engineering foundation pit to a designed elevation, then pouring engineering and then backfilling soil, and the civil air defense door of the excavation type tunnel is used as an underground passage, namely a tunnel, constructed in an excavation mode in normal times of war, the civil air defense door of the excavation type tunnel is higher in design requirement, the civil air defense door in the prior art cannot meet the prior requirement, the civil air defense door is the part outside the door, the explosion and blasting impact force needs to be improved, more importantly, the air tightness of the civil air defense door cannot be improved, so that the situations of water seepage, gas flow and the like occur, and if an invader uses toxic gas and water flooding, the invasion and water flooding cannot be effectively resisted.
Disclosure of Invention
Therefore, in order to solve the above disadvantages, the present invention provides a civil air defense door based on a high barrier effect, which can effectively resist the impact force generated by explosion and the damage of armor piercing bombs, and meanwhile, the door body has strong sealing performance, so that the situations of water seepage, toxic gas and smoke flow and the like can be effectively prevented, and the convenience of the use of the people is greatly improved.
The invention is realized in this way, construct a people's air defense door based on high-resistant effect, including the door frame body, the door frame body is mainly formed by buried layer, inner liner frame and seal frame, wherein the inner liner frame is set up in one side of the seal frame and integrated into one piece with the seal frame, the side of the inner liner frame has buried layers, and the buried layer links with mounting position through concrete placement, the middle position of the inboard side of seal frame has packing the seal groove along the seal frame, the edge position of the front side of the seal frame is protruding forward and formed with the seal projection, top and bottom position of one side of the seal frame have slotted link, the outside edge of the seal projection has seal grooves, install three latches that are distributed equidistantly on the inboard side of the inner liner frame respectively; the outside of door frame main part is equipped with a body, and the door body mainly comprises explosion-proof door plant, plenum chamber, locking means and strip gasbag, and wherein locking means installs in explosion-proof door plant's inboard, and the inside fretwork of plenum chamber is through interior inoxidizing coating punching press integrated into one piece, the edge indent of plenum chamber side, and strip gasbag wraps up and sets up in the plenum chamber edge, strip gasbag complete inflation back and fill between the seal groove looks adaptation.
Furthermore, a driving mechanism is installed on the inner side of the door body, the driving mechanism mainly comprises an air pump and an air valve, the air valve is installed at the tail of the plenum chamber, an air inlet pipe and an exhaust pipe are respectively arranged between the air pump and the air valve, and one-way valves are respectively arranged inside the air inlet pipe and the exhaust pipe.
Further, explosion-proof door plant mainly is formed by first explosion-proof layer, airtight storehouse clamp layer A, airtight storehouse intermediate layer B and interior inoxidizing coating hot riveting welding complex in proper order, and is equipped with the reinforcement frame in its composite bed outside and consolidates, and the border position that the inoxidizing coating was located in the plenum chamber side is equipped with the rubberizing that distributes along the plenum chamber, and the outside of rubberizing is equipped with the parcel strip.
Further, airtight storehouse intermediate layer A's inside is equipped with multichannel longitudinal rib board and horizontal rib board, and multichannel longitudinal rib board and horizontal rib board all with airtight storehouse intermediate layer A between form a plurality of airtight cabins.
Furthermore, the locking device mainly comprises two interlayers, a linkage block, a limiting shaft sleeve, a lock bolt, a driving shaft, a helical gear, a transmission gear, a thread groove and a transmission shaft, wherein the helical gear is arranged on the inner side of the interlayer through the transmission shaft, the limiting shaft sleeve is arranged on the side surface of the interlayer in an equidistant mode, the driving shaft is connected with the interlayer through a bearing, the transmission gear arranged at the bottom end of the driving shaft is in meshing transmission with the helical gear, the surface of the transmission gear is provided with a disc-shaped thread groove, the bottom of the linkage block is provided with a chute, the chute and the helical gear are kept to move through the thread groove, one end of the lock bolt is connected with the linkage block, and the other end of the lock bolt is matched with the lock.
Furthermore, the air inlet pipe is inflated through the air pump, the end part of the air inlet pipe penetrates through the inflation chamber and is communicated with the strip-shaped air bag, one end of the exhaust pipe is communicated with the strip-shaped air bag, and an exhaust valve is installed at the top of the exhaust pipe.
Furthermore, the wrapping strips are matched with the sealing grooves, and the rubberizing is matched with the sealing bulges.
Furthermore, the inner wall of the filling sealing groove is hollow and concave, and the strip-shaped air bag can freely enter and exit the filling sealing groove after being completely exhausted.
Furthermore, symmetrical rollers are installed on the side face of the explosion-proof door plate, and the rollers are installed on the inner side of the sliding groove rod and are in relative sliding connection with the sliding groove rod.
Furthermore, the tail end of the driving shaft is connected with a valve.
The invention has the following concrete advantages:
the method has the advantages that 1: through air pump drum gas and send it into strip gasbag through the intake pipe in, make strip gasbag inflation become the tubulose and will fill the seal groove and fill, thereby the separation circulation of air, prevent that enemy from using poison gas infiltration to cause people's life and property loss during the wartime, simultaneously can be with the gaseous discharge in the strip gasbag through the blast pipe, thereby remove sealedly, the intake pipe not only can inflate through the air pump, its inside check valve that is provided with moreover, thereby also can inflate through the hand inflating valve, and can not be retrained by electric power.
The method has the advantages that: the first explosion-proof layer is made of Q460 high-strength steel with the thickness of more than 100mm, most of attacks such as impact resistance, explosion and armor piercing bullet can be achieved, meanwhile, in order to prevent the whole explosion-proof door plate from being too large in vibration, a buffer system formed by the airtight cabin interlayer layer A and the airtight cabin interlayer B can partially absorb energy for impact, and in addition, the high-strength steel adopted by the inner protective layer protects a plenum chamber, so that the safety performance is greatly improved; the longitudinal rib plates and the transverse rib plates are steel plates welded inside the airtight cabin interlayer layer A, the airtight cabin interlayer layer A is closed and clamped through the airtight cabin interlayer B, the longitudinal rib plates and the transverse rib plates play a role in reinforcement on one hand, and on the other hand, impact generated by vibration can be absorbed after the airtight cabin is built on the air, so that the overall stability degree of the explosion-proof door plate is improved.
The method has the advantages that: the parcel strip is steel, can effectively protect inboard strip gasbag not receive destruction when it packs the butt joint with the seal groove, the rubberizing is the silica gel material on the inoxidizing coating including covering simultaneously, can laminate sealedly with glossy sealed arch, form effectual dual sealed protection, not only can prevent to confront with water logging, can effectively carry out the separation to poison gas poison cigarette etc. moreover, the separation effect has been improved greatly, locking device not only can effectively improve the locking effect, can make things convenient for masses to use simultaneously.
Drawings
FIG. 1 is a schematic view of the structure of a door frame body according to the present invention;
FIG. 2 is a schematic structural view of the door body of the present invention;
FIG. 3 is an overall schematic view of the explosion vent panel of the present invention;
FIG. 4 is a schematic exploded view of the vent panel of the present invention;
FIG. 5 is a schematic diagram of the structure of a plenum chamber of the present invention;
FIG. 6 is a side view of the inner frame of the present invention;
FIG. 7 is a schematic structural view of the locking device of the present invention;
FIG. 8 is a partial schematic view of the drive mechanism of the present invention;
fig. 9 is a bottom view of the linkage block of the present invention.
The figure illustrates the format: the door frame comprises a door frame main body 1, an embedded layer 10, an inner lining frame 11, a latch 111, a sealing frame 12, a sliding groove rod 121, a sealing groove 122, a sealing protrusion 123, a filling sealing groove 124, a door body 2, an explosion-proof door panel 21, a first explosion-proof layer 211, an airtight cabin interlayer layer A212, a longitudinal rib plate 2121, a transverse rib plate 2122, an airtight cabin 2123, an airtight cabin interlayer B213, an inner protective layer 214, a reinforcing frame 215, a wrapping strip 216, a rubberizing 217, an inflation chamber 22, a locking device 23, an interlayer 231, a linkage block 232, a chute 2321, a limiting shaft sleeve 233, a lock bolt 234, a driving shaft 235, a valve 2351, a bevel gear 236, a transmission gear 237, a threaded groove 238, a transmission shaft 239, a strip-shaped air bag 24, a roller 25, a driving mechanism 3, an air pump 31, an air valve 32, a 321, an exhaust pipe 322 and an exhaust valve 323.
Detailed Description
The present invention will be described in detail below with reference to the attached drawings, and the technical solutions in the embodiments of the present invention will be clearly and completely described. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention; furthermore, the terms "first," "second," "third," "upper, lower, left, right," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention provides a civil air defense door based on high barrier effect through improvement, as shown in the attached drawings of the specification, the civil air defense door can be implemented as follows; the door frame comprises a door frame body 1, wherein the door frame body 1 mainly comprises a pre-buried layer 10, a lining frame 11 and a sealing frame 12, the lining frame 11 is arranged on one side of the sealing frame 12 and is integrally formed with the sealing frame 12, the side surface of the lining frame 11 is provided with the pre-buried layer 10, the pre-buried layer 10 is connected with an installation position through concrete pouring, the middle position of the inner side of the sealing frame 12 is provided with a filling sealing groove 124 along the sealing frame 12, the edge position of the front side of the sealing frame 12 protrudes forwards and is provided with a sealing protrusion 123, the top and the bottom position of one side of the sealing frame 12 are provided with a sliding groove rod 121, the outer edge of the sealing protrusion 123 is provided with a sealing groove 122, and the inner side surface of the lining frame 11 is respectively provided with three latches 111 which are distributed at equal intervals; the door body 2 is arranged on the outer side of the door frame main body 1, the door body 2 mainly comprises an explosion-proof door plate 21, an inflation chamber 22, a locking device 23 and a strip-shaped air bag 24, wherein the locking device 23 is installed on the inner side of the explosion-proof door plate 21, the inflation chamber 22 is internally hollowed and integrally formed by punching through an inner protection layer 214, the edge of the side face of the inflation chamber 22 is recessed inwards, the strip-shaped air bag 24 is wrapped and arranged on the edge of the inflation chamber 22, and the strip-shaped air bag 24 is matched with the filling sealing groove 124 after being completely inflated; when the door frame main body 1 is installed, the embedded layer 10 is fixed on the edge side of the lining frame 11, and the embedded layer 10 is provided with a steel bar and a template and is poured with a wall body through concrete.
As shown in fig. 1, 2 and 8, a driving mechanism 3 is installed inside the door body 2, the driving mechanism 3 is mainly composed of an air pump 31 and an air valve 32, wherein the air valve 32 is arranged at the tail part of the plenum chamber 22, an air inlet pipe 321 and an air outlet pipe 322 are respectively arranged between the air pump 31 and the air valve 32, and the air inlet pipe 321 and the air outlet pipe 322 are internally provided with one-way valves, the strip-shaped air bag 24 is inflated by the air pump 31 and is sent into the strip-shaped air bag 24 through the air inlet pipe 321, the strip-shaped air bag 24 is expanded into a tubular shape and the filling sealing groove 124 is filled, thereby blocking air circulation, preventing people's life and property loss caused by external toxic gas permeation in war period, simultaneously exhausting gas in the strip-shaped air bag 24 through the exhaust pipe 322, thus, the seal is released, and the air inlet pipe 321 can be inflated not only by the air pump 31 but also by a hand-operated valve provided therein.
As shown in fig. 3-4, the explosion-proof door panel 21 is mainly formed by sequentially hot-riveting, welding and compounding a first explosion-proof layer 211, an airtight cabin interlayer a212, an airtight cabin interlayer B213 and an inner protection layer 214, and a reinforcing frame 215 is arranged on the outer side of the compound layer for reinforcing, a rubberizing 217 distributed along the inflatable cabin 22 is arranged on the side surface of the inflatable cabin 22 at the edge position of the inner protection layer 214, a wrapping strip 216 is arranged on the outer side of the rubberizing 217, Q460 high-strength steel with the thickness of more than 100mm is selected for the first explosion-proof layer 211, so that most attacks such as impact resistance, explosion resistance and armor piercing bullet can be achieved, meanwhile, in order to prevent the whole explosion-proof door panel 21 from vibrating too much, a buffer system formed by the airtight cabin interlayer a212 and the airtight cabin interlayer B213 can partially absorb energy for impact, and in addition, the high-strength steel adopted by the inner protection layer 214 can protect the inflatable cabin interlayer 22, so that the safety performance is greatly improved;
a plurality of longitudinal ribs 2121 and transverse ribs 2122 are arranged inside the airtight cabin interlayer a212, a plurality of airtight cabins 2123 are formed between each of the longitudinal ribs 2121 and the transverse ribs 2122 and the airtight cabin interlayer a212, the longitudinal ribs 2121 and the transverse ribs 2122 are steel plates welded inside the airtight cabin interlayer a212, the airtight cabin interlayer a212 is tightly closed and clamped through the airtight cabin interlayer B213, the longitudinal ribs 2121 and the transverse ribs 2122 play a reinforcing role on one hand, on the other hand, impact generated by vibration can be absorbed after the airtight cabin 2123 is erected, and the integral stability degree of the explosion-proof door panel 21 is improved.
As shown in fig. 2 and 7, the locking device 23 mainly includes two interlayers 231, a linkage block 232, a limit shaft sleeve 233, a latch 234, a driving shaft 235, a bevel gear 236, a transmission gear 237, a threaded groove 238 and a transmission shaft 239, wherein the bevel gear 236 is mounted inside the interlayer 231 through the transmission shaft 239, the limit shaft sleeve 233 is mounted on the side surface of the interlayer 231 at equal intervals, the driving shaft 235 is connected with the interlayer 231 through a bearing, the transmission gear 237 mounted at the bottom end is in meshing transmission with the bevel gear 236, a disk-shaped threaded groove 238 is formed on the surface of the transmission gear 237, an inclined groove 2321 is formed at the bottom of the linkage block 232, the inclined groove 2321 and the bevel gear 236 are kept movable through the threaded groove 238, one end of the latch 234 is connected with the linkage block 232, and the other end of the latch 234 is matched with the latch 111; the two interlayer 231 are made of steel and welded on the outer side of the plenum chamber 22, when the driving shaft 235 rotates, the transmission gear 237 drives the bevel gear 236 to mesh and rotate by taking the transmission shaft 239 as a center, after the bevel gear 236 rotates, the thread groove 238 on the surface of the bevel gear simultaneously pulls the chute 2321 at the bottom of the three linkage blocks 232 to keep telescopic motion on the thread groove 238, when the linkage blocks 232 move outwards, the lock bolt 234 extends from the limit shaft sleeve 233, the lock bolt 234 and the lock latch 111 are further sleeved and folded, finally, the door frame body 1 and the door body 2 are locked, and conversely, the door frame body can be opened.
As shown in fig. 2, 3 and 8, the air inlet pipe 321 is inflated by the air pump 31, and the end portion thereof penetrates through the inflation chamber 22 and is communicated with the strip-shaped air bag 24, one end of the air outlet pipe 322 is communicated with the strip-shaped air bag 24, meanwhile, the top portion of the air outlet pipe 322 is provided with the air outlet valve 323, the edge of the inflation chamber 22 is recessed inwards mainly for fixing the strip-shaped air bag 24 to be partially attached to the inner edge thereof, so that the strip-shaped air bag 24 is not deformed during inflation and is effectively abutted with the filling sealing groove 124, and when the strip-shaped air bag 24 and the filling sealing groove 124 are filled, the sealing frame 12 is tightly attracted to the door body 2;
the wrapping strip 216 is made of steel, so that the inner strip-shaped airbag 24 can be effectively protected from being damaged when the wrapping strip 216 is in filling butt joint with the sealing groove 122, and meanwhile, the wrapping strip 217 is made of silica gel covered on the inner protective layer 214 and can be in fit sealing with the smooth sealing protrusion 123, so that effective double-sealing protection is formed;
the inner wall of the filling sealing groove 124 is hollow in a tubular shape and large in concave degree, the strip-shaped air bag 24 can freely enter and exit the filling sealing groove 124 after being completely exhausted, and the strip-shaped air bag 24 can be completely attached to the filling sealing groove 124 through inflation, which is similar to the matching of a tire and a hub.
As shown in fig. 1-3, symmetrical rollers 25 are installed on the side surface of the explosion-proof door panel 21, the rollers 25 are installed on the inner side of the chute rod 121 and are in relative sliding connection with the chute rod 121, and the rollers 25 and the chute rod 121 can slide and rotate, so that the door pushing force is greatly reduced; the valve 2351 is installed in the end connection of driving shaft 235, and the person in the door can be conveniently opened through the valve 2351 that sets up.
In conclusion; compared with the existing high-barrier-effect-based civil air defense door, the high-barrier-effect-based civil air defense door not only can effectively resist the impact force generated by explosion and the damage of armor piercing bullets, but also has stronger sealing performance of the door body, can effectively prevent the situations of water seepage, toxic gas and smoke flow and the like, and greatly improves the convenience of the use of the people.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.